439
FNUS51 KBOX 202110
FWFBOX
FIRE WEATHER PLANNING FORECAST FOR SOUTHERN NEW ENGLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
409 PM EST SAT DEC 20 2025
DISCUSSION
A COLD FRONT APPROACHES FROM THE WEST TONIGHT AND CROSSES NEW
ENGLAND SUNDAY FOLLOWED BY GUSTY NORTHWEST WINDS. NW WINDS WILL
BE DIMINISHING THROUGH THE DAY ON MONDAY.
MINIMUM RELATIVE HUMIDITIES SUNDAY WILL BE 40 TO 55 PERCENT,
DROPPING TO 30 TO 50 PERCENT MONDAY.
OUTLOOK
TUESDAY THROUGH FRIDAY.
A FRONTAL SYSTEM WILL LIKELY BRING A PERIOD OF SNOW AND RAIN
TUESDAY WITH LIGHT ACCUMULATIONS. HIGH PRESSURE RETURNS
WEDNESDAY, THEN A WARMING TREND IS EXPECTED FOR THE END OF THE
WEEK WITH THE RISK OF SHOWERS.
MAZ015-210900-
SUFFOLK MA-
INCLUDING THE CITIES OF BOSTON, CHELSEA, REVERE, AND WINTHROP
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 30 (+2) 45 (+6) 22 34
RH % (24H TREND) 82 (-18) 41 (+3) 60 34
20FT WND AM(MPH) SW 11 G26 NW 10 G25
20FT WND PM(MPH) S 8 G23 W 12 G25 W 10 G23 W 8 G23
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 650 5490 2550 3630
TRANSPORT WND (KTS) SW 17 W 27 NW 21 NW 20
VENT RATE (KT-FT) 11050 148230 53550 72600
MAX ADI EARLY 23 FAIR 72 GOOD 32 FAIR 64 GOOD
MAX ADI LATE 32 FAIR 99 GOOD 35 FAIR 69 GOOD
MAX LVORI EARLY 3 1 2 2
MAX LVORI LATE 3 1 2 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS IN THE
MID 20S. WEST WINDS 5 TO 10 MPH.
TUESDAY
SNOW. HIGHS IN THE UPPER 30S. SOUTH WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW AND RAIN
SHOWERS. LOWS AROUND 30. WEST WINDS 10 TO 15 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE MID 30S. NORTHWEST WINDS 15 TO
20 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. WEST WINDS
5 TO 10 MPH.
THURSDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN, FREEZING
RAIN AND SNOW. LOWS IN THE LOWER 30S. SOUTHWEST WINDS AROUND
5 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF RAIN AND FREEZING RAIN.
HIGHS IN THE LOWER 40S. SOUTHWEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. WEST WINDS
5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE
UPPER 30S. WEST WINDS 5 TO 10 MPH.
MAZ016-210900-
EASTERN NORFOLK MA-
INCLUDING THE CITIES OF BRAINTREE, MILTON, QUINCY, AND WEYMOUTH
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 30 (+3) 45 (+6) 21 33
RH % (24H TREND) 88 (-12) 44 (+4) 60 36
20FT WND AM(MPH) SW 11 G28 NW 10 G26
20FT WND PM(MPH) S 8 G23 W 12 G25 W 11 G25 W 8 G23
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 320 5370 2620 3510
TRANSPORT WND (KTS) SW 17 W 26 NW 21 NW 20
VENT RATE (KT-FT) 5440 139620 55020 70200
MAX ADI EARLY 18 GEN POOR 67 GOOD 29 FAIR 77 GOOD
MAX ADI LATE 33 FAIR 94 GOOD 32 FAIR 79 GOOD
MAX LVORI EARLY 3 2 1 2
MAX LVORI LATE 3 2 1 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 20S. WEST WINDS
5 TO 10 MPH.
TUESDAY
SNOW WITH RAIN LIKELY. HIGHS IN THE UPPER 30S. SOUTH
WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW AND RAIN
SHOWERS. LOWS AROUND 30. WEST WINDS 15 TO 20 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE MID 30S. NORTHWEST WINDS 15 TO
20 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. NORTHWEST
WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN, FREEZING
RAIN AND SNOW. LOWS AROUND 30. SOUTHWEST WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF RAIN AND FREEZING RAIN.
HIGHS IN THE LOWER 40S. SOUTHWEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
UPPER 20S. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE
UPPER 30S. WEST WINDS 5 TO 10 MPH.
MAZ013-210900-
WESTERN NORFOLK MA-
INCLUDING THE CITIES OF BELLINGHAM, DEDHAM, FOXBOROUGH, MEDFIELD,
NORWOOD, STOUGHTON, AND WELLESLEY
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 29 (+3) 44 (+6) 20 33
RH % (24H TREND) 88 (-12) 41 (+4) 66 33
20FT WND AM(MPH) SW 9 G20 NW 8 G21
20FT WND PM(MPH) S 6 G20 W 10 G22 W 9 G20 W 6 G20
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 410 5340 2360 3450
TRANSPORT WND (KTS) SW 13 W 25 NW 15 NW 19
VENT RATE (KT-FT) 5330 133500 35400 65550
MAX ADI EARLY 16 GEN POOR 67 GOOD 13 GEN POOR 69 GOOD
MAX ADI LATE 24 FAIR 91 GOOD 32 FAIR 76 GOOD
MAX LVORI EARLY 3 2 2 2
MAX LVORI LATE 3 2 2 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS IN THE
LOWER 20S. WEST WINDS AROUND 5 MPH.
TUESDAY
SNOW. HIGHS IN THE UPPER 30S. SOUTH WINDS AROUND
5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW AND RAIN
SHOWERS. LOWS IN THE UPPER 20S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 30S. NORTHWEST WINDS
5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S. WEST
WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS
AROUND 5 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF RAIN,
SNOW AND FREEZING RAIN. LOWS IN THE UPPER 20S. HIGHS IN THE LOWER
40S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. NORTHWEST
WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE MID
30S. WEST WINDS AROUND 5 MPH.
MAZ014-210900-
SOUTHEAST MIDDLESEX MA-
INCLUDING THE CITIES OF CAMBRIDGE, LEXINGTON, NEWTON, WALTHAM,
AND WOBURN
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 31 (+4) 44 (+6) 21 33
RH % (24H TREND) 79 (-21) 44 (+2) 57 36
20FT WND AM(MPH) SW 9 G21 NW 9 G21
20FT WND PM(MPH) S 6 G20 W 11 G23 W 9 G19 W 7 G20
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 380 5450 2460 3690
TRANSPORT WND (KTS) S 12 W 28 NW 18 NW 20
VENT RATE (KT-FT) 4560 152600 44280 73800
MAX ADI EARLY 16 GEN POOR 78 GOOD 25 FAIR 79 GOOD
MAX ADI LATE 23 FAIR 100 GOOD 29 FAIR 84 GOOD
MAX LVORI EARLY 3 2 2 2
MAX LVORI LATE 3 2 2 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS IN THE
MID 20S. WEST WINDS AROUND 5 MPH.
TUESDAY
SNOW. HIGHS IN THE UPPER 30S. SOUTH WINDS AROUND
5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW AND RAIN
SHOWERS. LOWS IN THE UPPER 20S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE MID 30S. NORTHWEST WINDS 5 TO
10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. WEST WINDS
AROUND 5 MPH.
THURSDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 30S. SOUTHWEST
WINDS AROUND 5 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF RAIN,
FREEZING RAIN AND SNOW. LOWS IN THE UPPER 20S. HIGHS IN THE LOWER
40S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. WEST WINDS
AROUND 5 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE MID
30S. WEST WINDS AROUND 5 MPH.
MAZ007-210900-
EASTERN ESSEX MA-
INCLUDING THE CITIES OF BEVERLY, GLOUCESTER, NEWBURYPORT,
PEABODY, SALEM, AND SAUGUS
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 30 (+3) 44 (+6) 19 33
RH % (24H TREND) 82 (-18) 42 (+5) 68 35
20FT WND AM(MPH) SW 12 G31 NW 12 G29
20FT WND PM(MPH) S 9 G26 W 13 G26 NW 11 G26 W 9 G24
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 560 5670 2370 3740
TRANSPORT WND (KTS) S 16 W 28 NW 22 W 14
VENT RATE (KT-FT) 8960 158760 52140 52360
MAX ADI EARLY 24 FAIR 82 GOOD 35 FAIR 64 GOOD
MAX ADI LATE 34 FAIR 102 VERY GOOD43 GEN GOOD 74 GOOD
MAX LVORI EARLY 3 1 1 2
MAX LVORI LATE 3 1 1 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. WEST WINDS
5 TO 10 MPH.
TUESDAY
SNOW. HIGHS IN THE UPPER 30S. SOUTH WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW AND RAIN
SHOWERS. LOWS IN THE UPPER 20S. SOUTHWEST WINDS 10 TO 15 MPH,
BECOMING NORTHWEST 15 TO 20 MPH AFTER MIDNIGHT.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 30S. NORTHWEST WINDS
15 TO 20 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. NORTHWEST
WINDS 10 TO 15 MPH, BECOMING WEST AROUND 5 MPH AFTER MIDNIGHT.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 30S. WEST WINDS 5 TO
10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN, FREEZING
RAIN AND SNOW. LOWS AROUND 30. SOUTHWEST WINDS 5 TO 10 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF RAIN AND FREEZING RAIN.
HIGHS IN THE LOWER 40S. SOUTHWEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. NORTHWEST
WINDS 10 TO 15 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE MID
30S. WEST WINDS 10 TO 15 MPH.
MAZ006-210900-
WESTERN ESSEX MA-
INCLUDING THE CITIES OF AMESBURY, ANDOVER, HAVERHILL, LAWRENCE,
METHUEN, AND TOPSFIELD
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 29 (+4) 43 (+6) 19 31
RH % (24H TREND) 82 (-18) 42 (+7) 60 35
20FT WND AM(MPH) SW 9 G21 NW 9 G22
20FT WND PM(MPH) S 5 G20 W 10 G23 W 8 G19 W 6 G20
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 370 5670 1410 3870
TRANSPORT WND (KTS) S 11 W 26 NW 16 NW 21
VENT RATE (KT-FT) 4070 147420 22560 81270
MAX ADI EARLY 19 GEN POOR 88 GOOD 28 FAIR 83 GOOD
MAX ADI LATE 20 GEN POOR 98 GOOD 40 FAIR 88 GOOD
MAX LVORI EARLY 3 2 1 2
MAX LVORI LATE 3 2 1 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS IN THE
LOWER 20S. WEST WINDS AROUND 5 MPH.
TUESDAY
SNOW. HIGHS IN THE UPPER 30S. SOUTH WINDS AROUND
5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
LOWS IN THE UPPER 20S. SOUTHWEST WINDS AROUND 5 MPH, BECOMING
NORTHWEST AFTER MIDNIGHT.
WEDNESDAY
SUNNY. HIGHS IN THE MID 30S. NORTHWEST WINDS 5 TO
10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S. WEST
WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS
AROUND 5 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF RAIN,
FREEZING RAIN AND SNOW. LOWS IN THE UPPER 20S. HIGHS IN THE UPPER
30S. WEST WINDS AROUND 5 MPH.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLOUDY. A CHANCE OF RAIN.
LOWS IN THE MID 20S. HIGHS IN THE MID 30S. WEST WINDS AROUND
5 MPH.
MAZ005-210900-
CENTRAL MIDDLESEX MA-
INCLUDING THE CITIES OF BURLINGTON, CHELMSFORD, FRAMINGHAM,
HOPKINTON, LOWELL, AND NATICK
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 29 (+3) 43 (+6) 20 33
RH % (24H TREND) 82 (-18) 41 (+6) 60 32
20FT WND AM(MPH) SW 8 G21 NW 8 G21
20FT WND PM(MPH) S 5 G19 W 10 G22 W 8 G17 W 6 G20
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 390 5350 2100 3790
TRANSPORT WND (KTS) S 11 W 27 NW 16 NW 20
VENT RATE (KT-FT) 4290 144450 33600 75800
MAX ADI EARLY 17 GEN POOR 84 GOOD 17 GEN POOR 74 GOOD
MAX ADI LATE 22 FAIR 96 GOOD 35 FAIR 82 GOOD
MAX LVORI EARLY 4 2 2 2
MAX LVORI LATE 4 2 2 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS IN THE
LOWER 20S. WEST WINDS AROUND 5 MPH.
TUESDAY
SNOW. HIGHS IN THE UPPER 30S. SOUTH WINDS AROUND
5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
LOWS IN THE UPPER 20S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 30S. NORTHWEST WINDS
5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S. WEST
WINDS AROUND 5 MPH.
THURSDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 30S. SOUTHWEST
WINDS AROUND 5 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF RAIN,
FREEZING RAIN AND SNOW. LOWS IN THE UPPER 20S. HIGHS AROUND 40.
WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 20S. NORTHWEST
WINDS AROUND 5 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE MID
30S. WEST WINDS AROUND 5 MPH.
MAZ012-210900-
SOUTHERN WORCESTER MA-
INCLUDING THE CITIES OF MILFORD, OXFORD, STURBRIDGE, UXBRIDGE,
WESTBOROUGH, AND WORCESTER
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 28 (+3) 42 (+5) 19 33
RH % (24H TREND) 85 (-15) 45 (+2) 66 37
20FT WND AM(MPH) SW 10 G23 NW 9 G23
20FT WND PM(MPH) S 7 G23 W 11 G24 W 9 G22 W 7 G21
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 350 4860 2340 3230
TRANSPORT WND (KTS) SW 12 W 28 NW 23 NW 19
VENT RATE (KT-FT) 4200 136080 53820 61370
MAX ADI EARLY 20 GEN POOR 79 GOOD 35 FAIR 66 GOOD
MAX ADI LATE 26 FAIR 94 GOOD 39 FAIR 71 GOOD
MAX LVORI EARLY 3 1 1 2
MAX LVORI LATE 3 1 1 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS IN THE
LOWER 20S. WEST WINDS AROUND 5 MPH.
TUESDAY
SNOW. HIGHS IN THE UPPER 30S. SOUTH WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW AND RAIN
SHOWERS. LOWS IN THE UPPER 20S. WEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 30S. NORTHWEST WINDS
10 TO 15 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S. WEST
WINDS AROUND 5 MPH.
THURSDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 30S. SOUTHWEST
WINDS AROUND 5 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF RAIN,
SNOW AND FREEZING RAIN. LOWS IN THE UPPER 20S. HIGHS AROUND 40.
WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 20S. WEST WINDS
5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE MID
30S. WEST WINDS 5 TO 10 MPH.
MAZ004-210900-
NORTHERN WORCESTER MA-
INCLUDING THE CITIES OF ATHOL, BOYLSTON, BROOKFIELD, FITCHBURG,
GARDNER, AND HARVARD
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 26 (+4) 41 (+7) 16 31
RH % (24H TREND) 82 (-18) 42 (+6) 68 35
20FT WND AM(MPH) W 11 G25 NW 9 G23
20FT WND PM(MPH) S 9 G26 W 12 G26 NW 10 G23 W 8 G23
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 380 4610 1950 3380
TRANSPORT WND (KTS) SW 13 NW 27 NW 23 NW 18
VENT RATE (KT-FT) 4940 124470 44850 60840
MAX ADI EARLY 20 GEN POOR 91 GOOD 38 FAIR 66 GOOD
MAX ADI LATE 28 FAIR 97 GOOD 40 FAIR 70 GOOD
MAX LVORI EARLY 3 1 1 2
MAX LVORI LATE 3 1 1 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS IN THE
LOWER 20S. WEST WINDS AROUND 5 MPH.
TUESDAY
SNOW. HIGHS IN THE MID 30S. SOUTH WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
LOWS IN THE MID 20S. WEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 30S. NORTHWEST WINDS
10 TO 15 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 20. WEST WINDS
AROUND 5 MPH.
THURSDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 30S. SOUTHWEST
WINDS AROUND 5 MPH.
THURSDAY NIGHT
CLOUDY WITH A CHANCE OF RAIN, FREEZING RAIN AND
SNOW. LOWS IN THE MID 20S. SOUTHWEST WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF RAIN, FREEZING RAIN AND
SNOW. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 20S. WEST WINDS
5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF FREEZING RAIN. HIGHS IN
THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
MAZ026-210900-
NORTHERN MIDDLESEX MA-
INCLUDING THE CITIES OF ASHBY, AYER, GROTON, PEPPERELL, SHIRLEY,
AND TOWNSEND
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 27 (+4) 43 (+7) 18 33
RH % (24H TREND) 78 (-22) 48 (+5) 62 37
20FT WND AM(MPH) SW 9 G26 NW 8 G23
20FT WND PM(MPH) S 6 G24 W 10 G25 NW 8 G22 W 6 G22
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 400 4940 2260 3700
TRANSPORT WND (KTS) SW 12 W 26 NW 23 NW 17
VENT RATE (KT-FT) 4800 128440 51980 62900
MAX ADI EARLY 17 GEN POOR 94 GOOD 32 FAIR 75 GOOD
MAX ADI LATE 21 FAIR 96 GOOD 40 FAIR 81 GOOD
MAX LVORI EARLY 3 2 2 2
MAX LVORI LATE 3 2 2 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS AROUND
20. WEST WINDS AROUND 5 MPH.
TUESDAY
SNOW. HIGHS IN THE UPPER 30S. SOUTH WINDS AROUND
5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
LOWS IN THE MID 20S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 30S. NORTHWEST WINDS
5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 20. WEST WINDS
AROUND 5 MPH.
THURSDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 30S. SOUTHWEST
WINDS AROUND 5 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF RAIN,
FREEZING RAIN AND SNOW. LOWS IN THE MID 20S. HIGHS IN THE UPPER
30S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 20S. WEST WINDS
AROUND 5 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN AND FREEZING RAIN.
HIGHS IN THE MID 30S. WEST WINDS AROUND 5 MPH.
MAZ002-210900-
WESTERN FRANKLIN MA-
INCLUDING THE CITIES OF ASHFIELD, CHARLEMONT, COLRAIN,
AND SHELBURNE
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 25 (+5) 38 (+6) 14 30
RH % (24H TREND) 78 (-22) 49 (+6) 74 42
20FT WND AM(MPH) W 9 G28 NW 8 G25
20FT WND PM(MPH) S 8 G24 W 12 G29 NW 11 G29 W 5 G22
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 390 4910 1330 3460
TRANSPORT WND (KTS) S 12 NW 27 NW 23 W 18
VENT RATE (KT-FT) 4680 132570 30590 62280
MAX ADI EARLY 20 GEN POOR 104 VERY GOOD41 GEN GOOD 68 GOOD
MAX ADI LATE 22 FAIR 104 VERY GOOD43 GEN GOOD 76 GOOD
MAX LVORI EARLY 3 2 2 2
MAX LVORI LATE 3 2 2 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY WITH SNOW LIKELY. LOWS IN THE LOWER
20S. WEST WINDS 5 TO 10 MPH.
TUESDAY
SNOW. HIGHS IN THE MID 30S. SOUTH WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
LOWS IN THE LOWER 20S. WEST WINDS 15 TO 20 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. NORTHWEST
WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLOUDY. LOWS AROUND 18.
HIGHS IN THE MID 30S. SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY NIGHT
CLOUDY WITH A CHANCE OF RAIN, FREEZING RAIN AND
SNOW. LOWS IN THE MID 20S. SOUTHWEST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN, FREEZING RAIN AND
SNOW. HIGHS IN THE MID 30S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. WEST WINDS
5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF FREEZING RAIN. HIGHS
IN THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
MAZ003-210900-
EASTERN FRANKLIN MA-
INCLUDING THE CITIES OF GREENFIELD, LEVERETT, NORTHFIELD, ORANGE,
AND WHATELY
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 27 (+5) 40 (+6) 16 32
RH % (24H TREND) 82 (-18) 43 (+2) 69 37
20FT WND AM(MPH) SW 9 G23 NW 8 G22
20FT WND PM(MPH) S 9 G28 W 11 G25 NW 9 G23 W 6 G22
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 350 5230 1590 3560
TRANSPORT WND (KTS) S 12 NW 25 NW 20 NW 18
VENT RATE (KT-FT) 4200 130750 31800 64080
MAX ADI EARLY 21 FAIR 96 GOOD 34 FAIR 62 GOOD
MAX ADI LATE 25 FAIR 94 GOOD 39 FAIR 67 GOOD
MAX LVORI EARLY 3 1 2 2
MAX LVORI LATE 3 1 2 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY WITH SNOW LIKELY. LOWS IN THE LOWER
20S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
SNOW. HIGHS IN THE UPPER 30S. SOUTH WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
LOWS IN THE MID 20S. SOUTHWEST WINDS 5 TO 10 MPH, BECOMING
NORTHWEST 10 TO 15 MPH AFTER MIDNIGHT.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 30S. NORTHWEST WINDS
10 TO 15 MPH.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLOUDY. LOWS AROUND 20.
HIGHS IN THE UPPER 30S. SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY NIGHT
CLOUDY WITH A CHANCE OF RAIN, FREEZING RAIN AND
SNOW. LOWS IN THE MID 20S. SOUTH WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN, FREEZING RAIN AND
SNOW. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 20S. NORTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN AND FREEZING RAIN.
HIGHS IN THE LOWER 30S. WEST WINDS AROUND 5 MPH.
MAZ008-210900-
WESTERN HAMPSHIRE MA-
INCLUDING THE CITIES OF CHESTERFIELD, PLAINFIELD, WESTHAMPTON,
WILLIAMSBURG, AND WORTHINGTON
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 25 (+4) 38 (+5) 15 30
RH % (24H TREND) 78 (-22) 48 (+1) 74 44
20FT WND AM(MPH) W 9 G28 NW 11 G28
20FT WND PM(MPH) S 8 G24 W 13 G30 NW 13 G31 W 7 G23
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 440 4760 1080 3100
TRANSPORT WND (KTS) S 10 NW 30 NW 25 NW 22
VENT RATE (KT-FT) 4400 142800 27000 68200
MAX ADI EARLY 21 FAIR 98 GOOD 43 GEN GOOD 74 GOOD
MAX ADI LATE 23 FAIR 104 VERY GOOD44 GEN GOOD 78 GOOD
MAX LVORI EARLY 3 1 1 2
MAX LVORI LATE 3 1 1 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY WITH SNOW LIKELY. LOWS IN THE LOWER
20S. WEST WINDS AROUND 5 MPH.
TUESDAY
SNOW. HIGHS IN THE MID 30S. SOUTH WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
LOWS IN THE MID 20S. WEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. NORTHWEST
WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLOUDY. LOWS AROUND 19.
HIGHS IN THE UPPER 30S. SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY NIGHT
CLOUDY WITH A CHANCE OF RAIN, FREEZING RAIN AND
SNOW. LOWS IN THE MID 20S. SOUTHWEST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN, FREEZING RAIN AND
SNOW. HIGHS IN THE UPPER 30S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 20S. NORTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF FREEZING RAIN AND RAIN.
HIGHS IN THE LOWER 30S. WEST WINDS AROUND 5 MPH.
MAZ010-210900-
EASTERN HAMPSHIRE MA-
INCLUDING THE CITIES OF AMHERST, BELCHERTOWN, NORTHAMPTON,
SOUTHAMPTON, AND WARE
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 28 (+4) 42 (+6) 19 34
RH % (24H TREND) 81 (-19) 46 (+1) 68 39
20FT WND AM(MPH) SW 9 G23 NW 9 G23
20FT WND PM(MPH) S 9 G26 NW 12 G24 NW 10 G23 W 7 G23
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 380 5140 2010 3650
TRANSPORT WND (KTS) S 13 NW 24 NW 21 NW 18
VENT RATE (KT-FT) 4940 123360 42210 65700
MAX ADI EARLY 19 GEN POOR 84 GOOD 34 FAIR 66 GOOD
MAX ADI LATE 23 FAIR 91 GOOD 39 FAIR 71 GOOD
MAX LVORI EARLY 3 1 2 2
MAX LVORI LATE 3 1 2 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY WITH SNOW LIKELY. LOWS IN THE LOWER
20S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
SNOW. HIGHS IN THE UPPER 30S. SOUTH WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW AND RAIN
SHOWERS. LOWS IN THE UPPER 20S. WEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 30S. NORTHWEST WINDS
10 TO 15 MPH.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLOUDY. LOWS IN THE LOWER
20S. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY NIGHT
CLOUDY WITH A CHANCE OF RAIN, FREEZING RAIN AND
SNOW. LOWS IN THE UPPER 20S. SOUTH WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN, FREEZING RAIN AND
SNOW. HIGHS AROUND 40. SOUTHWEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 20S. NORTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE MID
30S. WEST WINDS 5 TO 10 MPH.
MAZ009-210900-
WESTERN HAMPDEN MA-
INCLUDING THE CITIES OF BLANDFORD, CHESTER, GRANVILLE,
MONTGOMERY, RUSSELL, AND TOLLAND
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 27 (+5) 39 (+5) 16 32
RH % (24H TREND) 81 (-19) 48 (+1) 74 45
20FT WND AM(MPH) W 10 G25 NW 11 G28
20FT WND PM(MPH) S 8 G23 NW 13 G28 NW 13 G29 W 7 G23
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 230 4700 1190 2990
TRANSPORT WND (KTS) S 11 NW 32 NW 26 NW 22
VENT RATE (KT-FT) 2530 150400 30940 65780
MAX ADI EARLY 21 FAIR 85 GOOD 46 GEN GOOD 75 GOOD
MAX ADI LATE 23 FAIR 103 VERY GOOD45 GEN GOOD 79 GOOD
MAX LVORI EARLY 3 1 1 2
MAX LVORI LATE 3 1 1 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY WITH SNOW LIKELY. LOWS IN THE LOWER
20S. WEST WINDS AROUND 5 MPH.
TUESDAY
SNOW. HIGHS IN THE UPPER 30S. SOUTH WINDS AROUND
5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
LOWS IN THE MID 20S. WEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. NORTHWEST
WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLOUDY. LOWS IN THE LOWER
20S. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY NIGHT
CLOUDY WITH A CHANCE OF RAIN, FREEZING RAIN AND
SNOW. LOWS IN THE UPPER 20S. SOUTHWEST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN, FREEZING RAIN AND
SNOW. HIGHS IN THE UPPER 30S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 20S. NORTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN AND FREEZING RAIN.
HIGHS IN THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
MAZ011-210900-
EASTERN HAMPDEN MA-
INCLUDING THE CITIES OF CHICOPEE, HOLLAND, PALMER, SOUTHWICK,
SPRINGFIELD, AND WESTFIELD
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 28 (+4) 42 (+6) 19 34
RH % (24H TREND) 82 (-18) 42 (+2) 68 36
20FT WND AM(MPH) SW 9 G23 NW 9 G23
20FT WND PM(MPH) S 9 G25 NW 12 G24 NW 11 G23 W 7 G23
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 380 5020 2110 3510
TRANSPORT WND (KTS) S 12 NW 20 NW 20 NW 18
VENT RATE (KT-FT) 4560 100400 42200 63180
MAX ADI EARLY 18 GEN POOR 75 GOOD 34 FAIR 64 GOOD
MAX ADI LATE 22 FAIR 88 GOOD 38 FAIR 70 GOOD
MAX LVORI EARLY 3 1 2 2
MAX LVORI LATE 3 1 2 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS IN THE
LOWER 20S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
SNOW. HIGHS IN THE UPPER 30S. SOUTH WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.
LOWS IN THE UPPER 20S. WEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 30S. NORTHWEST WINDS
10 TO 15 MPH.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLOUDY. LOWS IN THE LOWER
20S. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF RAIN,
FREEZING RAIN AND SNOW. LOWS IN THE UPPER 20S. HIGHS AROUND 40.
WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 20S. NORTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE MID
30S. WEST WINDS AROUND 5 MPH.
CTZ002-210900-
HARTFORD CT-
INCLUDING THE CITIES OF HARTFORD, GLASTONBURY, GRANBY,
SOUTHINGTON, AND WINDSOR LOCKS
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 29 (+4) 44 (+7) 20 35
RH % (24H TREND) 85 (-15) 42 (0) 68 37
20FT WND AM(MPH) SW 8 G21 NW 9 G25
20FT WND PM(MPH) S 7 G21 NW 11 G23 NW 10 G23 W 7 G20
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 500 5030 2010 3390
TRANSPORT WND (KTS) S 11 NW 24 NW 20 NW 16
VENT RATE (KT-FT) 5500 120720 40200 54240
MAX ADI EARLY 14 GEN POOR 64 GOOD 33 FAIR 67 GOOD
MAX ADI LATE 18 GEN POOR 85 GOOD 39 FAIR 66 GOOD
MAX LVORI EARLY 4 2 2 2
MAX LVORI LATE 4 2 2 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS IN THE
MID 20S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
SNOW. HIGHS IN THE UPPER 30S. SOUTH WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.
LOWS IN THE UPPER 20S. WEST WINDS 10 TO 15 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 30S. NORTHWEST WINDS 10 TO
15 MPH.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLOUDY. LOWS IN THE MID
20S. HIGHS AROUND 40. SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY NIGHT
CLOUDY WITH A CHANCE OF RAIN, FREEZING RAIN AND
SNOW. LOWS AROUND 30. SOUTHWEST WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF RAIN AND FREEZING RAIN.
HIGHS IN THE LOWER 40S. SOUTHWEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. NORTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE
UPPER 30S. WEST WINDS 5 TO 10 MPH.
CTZ003-210900-
TOLLAND CT-
INCLUDING THE CITIES OF MANSFIELD, STAFFORD SPRINGS, AND VERNON
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 28 (+3) 43 (+6) 20 34
RH % (24H TREND) 88 (-12) 48 (+1) 68 39
20FT WND AM(MPH) SW 10 G23 NW 10 G23
20FT WND PM(MPH) S 8 G23 NW 12 G23 NW 11 G23 W 8 G23
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 450 4770 2160 3100
TRANSPORT WND (KTS) S 11 NW 25 NW 23 NW 19
VENT RATE (KT-FT) 4950 119250 49680 58900
MAX ADI EARLY 17 GEN POOR 62 GOOD 37 FAIR 63 GOOD
MAX ADI LATE 20 GEN POOR 88 GOOD 41 GEN GOOD 68 GOOD
MAX LVORI EARLY 3 1 1 2
MAX LVORI LATE 3 1 1 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS IN THE
LOWER 20S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
SNOW. HIGHS IN THE UPPER 30S. SOUTH WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.
LOWS IN THE UPPER 20S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 30S. NORTHWEST WINDS
5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S.
NORTHWEST WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
THURSDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 30S. SOUTHWEST
WINDS AROUND 5 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF RAIN,
FREEZING RAIN AND SNOW. LOWS IN THE UPPER 20S. HIGHS IN THE LOWER
40S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. NORTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE MID
30S. WEST WINDS AROUND 5 MPH.
CTZ004-210900-
WINDHAM CT-
INCLUDING THE CITIES OF ASHFORD, PLAINFIELD, PUTNAM,
AND WILLIMANTIC
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 28 (+3) 44 (+6) 20 34
RH % (24H TREND) 89 (-11) 44 (+2) 68 36
20FT WND AM(MPH) SW 9 G23 NW 9 G23
20FT WND PM(MPH) S 7 G22 NW 11 G23 NW 9 G21 W 7 G21
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 490 5030 2420 3020
TRANSPORT WND (KTS) SW 12 W 25 NW 23 NW 19
VENT RATE (KT-FT) 5880 125750 55660 57380
MAX ADI EARLY 15 GEN POOR 61 GOOD 36 FAIR 66 GOOD
MAX ADI LATE 21 FAIR 88 GOOD 40 FAIR 69 GOOD
MAX LVORI EARLY 4 1 1 2
MAX LVORI LATE 4 1 1 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS IN THE
LOWER 20S. WEST WINDS AROUND 5 MPH.
TUESDAY
SNOW. HIGHS IN THE UPPER 30S. SOUTH WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.
LOWS IN THE UPPER 20S. WEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 30S. NORTHWEST
WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S. WEST
WINDS AROUND 5 MPH.
THURSDAY
MOSTLY CLOUDY. HIGHS AROUND 40. SOUTHWEST WINDS
AROUND 5 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF RAIN,
FREEZING RAIN AND SNOW. LOWS IN THE UPPER 20S. HIGHS IN THE LOWER
40S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. NORTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE MID
30S. WEST WINDS AROUND 5 MPH.
RIZ001-210900-
NORTHWEST PROVIDENCE RI-
INCLUDING THE CITIES OF CUMBERLAND, FOSTER, GLOCESTER,
AND SMITHFIELD
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY MCLEAR PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 29 (+3) 43 (+5) 20 33
RH % (24H TREND) 89 (-11) 48 (+4) 66 36
20FT WND AM(MPH) SW 10 G22 NW 9 G21
20FT WND PM(MPH) SW 6 G20 W 11 G22 NW 9 G19 W 7 G20
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 390 5230 2490 3150
TRANSPORT WND (KTS) SW 12 W 25 NW 23 NW 19
VENT RATE (KT-FT) 4680 130750 57270 59850
MAX ADI EARLY 15 GEN POOR 62 GOOD 34 FAIR 68 GOOD
MAX ADI LATE 23 FAIR 90 GOOD 38 FAIR 72 GOOD
MAX LVORI EARLY 3 1 1 2
MAX LVORI LATE 3 1 1 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS IN THE
LOWER 20S. WEST WINDS AROUND 5 MPH.
TUESDAY
SNOW. HIGHS IN THE UPPER 30S. SOUTH WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.
LOWS IN THE UPPER 20S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 30S. NORTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S. WEST
WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS AROUND 40. SOUTHWEST WINDS AROUND
5 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF RAIN,
FREEZING RAIN AND SNOW. LOWS IN THE UPPER 20S. HIGHS IN THE LOWER
40S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. NORTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE MID
30S. WEST WINDS AROUND 5 MPH.
RIZ002-210900-
SOUTHEAST PROVIDENCE RI-
INCLUDING THE CITIES OF CRANSTON, JOHNSTON, PAWTUCKET,
AND PROVIDENCE
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 30 (+3) 45 (+6) 22 34
RH % (24H TREND) 89 (-11) 49 (+3) 63 36
20FT WND AM(MPH) SW 10 G20 NW 9 G20
20FT WND PM(MPH) S 6 G18 NW 10 G20 NW 9 G18 W 7 G19
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 470 5240 2700 3210
TRANSPORT WND (KTS) SW 12 W 23 NW 20 NW 18
VENT RATE (KT-FT) 5640 120520 54000 57780
MAX ADI EARLY 14 GEN POOR 56 GEN GOOD 16 GEN POOR 65 GOOD
MAX ADI LATE 22 FAIR 83 GOOD 35 FAIR 70 GOOD
MAX LVORI EARLY 4 2 2 2
MAX LVORI LATE 4 2 2 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS IN THE
MID 20S. WEST WINDS AROUND 5 MPH.
TUESDAY
SNOW AND RAIN. HIGHS AROUND 40. SOUTH WINDS 5 TO
10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.
LOWS AROUND 30. WEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 30S. NORTHWEST
WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. NORTHWEST
WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS
AROUND 5 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF RAIN AND
FREEZING RAIN. LOWS AROUND 30. HIGHS IN THE LOWER 40S. WEST WINDS
5 TO 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 20S. NORTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE
UPPER 30S. WEST WINDS 5 TO 10 MPH.
RIZ003-210900-
WESTERN KENT RI-
INCLUDING THE CITIES OF COVENTRY AND WEST GREENWICH
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 30 (+4) 44 (+5) 21 34
RH % (24H TREND) 88 (-12) 50 (+4) 63 35
20FT WND AM(MPH) SW 11 G21 NW 9 G21
20FT WND PM(MPH) SW 7 G18 W 11 G21 NW 10 G20 W 7 G19
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 360 5090 2550 2960
TRANSPORT WND (KTS) SW 18 W 23 NW 24 NW 19
VENT RATE (KT-FT) 6480 117070 61200 56240
MAX ADI EARLY 14 GEN POOR 59 GEN GOOD 35 FAIR 67 GOOD
MAX ADI LATE 20 GEN POOR 84 GOOD 41 GEN GOOD 69 GOOD
MAX LVORI EARLY 4 2 1 2
MAX LVORI LATE 4 2 1 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS IN THE
LOWER 20S. WEST WINDS AROUND 5 MPH.
TUESDAY
SNOW. HIGHS AROUND 40. SOUTH WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.
LOWS IN THE UPPER 20S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 30S. NORTHWEST WINDS 5 TO
10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. NORTHWEST
WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS
AROUND 5 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF RAIN AND
FREEZING RAIN. LOWS IN THE UPPER 20S. HIGHS IN THE LOWER 40S.
WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 20S. NORTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE
UPPER 30S. WEST WINDS AROUND 5 MPH.
RIZ004-210900-
EASTERN KENT RI-
INCLUDING THE CITIES OF EAST GREENWICH, WARWICK, AND WEST WARWICK
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 30 (+3) 45 (+5) 22 34
RH % (24H TREND) 89 (-11) 44 (+6) 63 33
20FT WND AM(MPH) SW 11 G25 NW 9 G23
20FT WND PM(MPH) SW 7 G19 NW 11 G22 NW 10 G22 W 8 G21
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 500 5060 2800 3090
TRANSPORT WND (KTS) SW 12 W 21 NW 22 NW 18
VENT RATE (KT-FT) 6000 106260 61600 55620
MAX ADI EARLY 15 GEN POOR 56 GEN GOOD 29 FAIR 64 GOOD
MAX ADI LATE 28 FAIR 82 GOOD 38 FAIR 62 GOOD
MAX LVORI EARLY 4 2 1 2
MAX LVORI LATE 4 2 1 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS IN THE
MID 20S. WEST WINDS AROUND 5 MPH.
TUESDAY
RAIN AND SNOW. HIGHS AROUND 40. SOUTH WINDS 5 TO
10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.
LOWS IN THE LOWER 30S. WEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 30S. NORTHWEST
WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. NORTHWEST
WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF RAIN.
LOWS IN THE LOWER 30S. HIGHS IN THE LOWER 40S. WEST WINDS 5 TO
10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 20S. NORTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE
UPPER 30S. WEST WINDS 5 TO 10 MPH.
RIZ005-210900-
BRISTOL RI-
INCLUDING THE CITIES OF BARRINGTON, BRISTOL, AND WARREN
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 33 (+4) 46 (+5) 23 34
RH % (24H TREND) 82 (-18) 48 (+4) 63 36
20FT WND AM(MPH) SW 13 G28 NW 11 G23
20FT WND PM(MPH) SW 10 G22 NW 13 G23 NW 12 G24 W 9 G23
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 530 4900 2950 3070
TRANSPORT WND (KTS) SW 14 W 21 NW 18 NW 19
VENT RATE (KT-FT) 7420 102900 53100 58330
MAX ADI EARLY 17 GEN POOR 51 GEN GOOD 33 FAIR 48 GEN GOOD
MAX ADI LATE 32 FAIR 80 GOOD 38 FAIR 56 GEN GOOD
MAX LVORI EARLY 3 2 1 2
MAX LVORI LATE 3 2 1 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. WEST WINDS
5 TO 10 MPH.
TUESDAY
RAIN AND SNOW. HIGHS AROUND 40. SOUTH WINDS 5 TO
10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.
LOWS IN THE LOWER 30S. WEST WINDS 10 TO 15 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 30S. NORTHWEST WINDS 15 TO
20 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 20S.
NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF RAIN.
LOWS IN THE LOWER 30S. HIGHS IN THE LOWER 40S. WEST WINDS 5 TO
10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
LOWER 30S. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE
UPPER 30S. WEST WINDS 5 TO 10 MPH.
RIZ006-210900-
WASHINGTON RI-
INCLUDING THE CITIES OF KINGSTON, NARRAGANSETT, RICHMOND,
AND WESTERLY
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 30 (+3) 45 (+4) 21 35
RH % (24H TREND) 89 (-7) 45 (+5) 68 34
20FT WND AM(MPH) W 11 G31 NW 9 G24
20FT WND PM(MPH) SW 7 G23 NW 11 G25 NW 10 G25 W 7 G22
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 390 4750 2690 2900
TRANSPORT WND (KTS) SW 18 W 21 NW 24 NW 18
VENT RATE (KT-FT) 7020 99750 64560 52200
MAX ADI EARLY 17 GEN POOR 58 GEN GOOD 33 FAIR 63 GOOD
MAX ADI LATE 32 FAIR 81 GOOD 42 GEN GOOD 64 GOOD
MAX LVORI EARLY 3 2 1 2
MAX LVORI LATE 3 2 1 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS IN THE
MID 20S. WEST WINDS 5 TO 10 MPH.
TUESDAY
RAIN AND SNOW. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS
10 TO 15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.
LOWS AROUND 30. WEST WINDS 15 TO 20 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 30S. NORTHWEST WINDS 15 TO
20 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. NORTHWEST
WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 40S. SOUTHWEST
WINDS 5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF RAIN AND
FREEZING RAIN. LOWS IN THE LOWER 30S. HIGHS IN THE MID 40S. WEST
WINDS 10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 20S. NORTHWEST
WINDS 10 TO 15 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE
UPPER 30S. WEST WINDS 5 TO 10 MPH.
RIZ007-210900-
NEWPORT RI-
INCLUDING THE CITIES OF NEWPORT, PORTSMOUTH, AND TIVERTON
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 33 (+4) 46 (+4) 23 35
RH % (24H TREND) 89 (-7) 48 (+6) 66 37
20FT WND AM(MPH) SW 14 G33 NW 11 G25
20FT WND PM(MPH) SW 10 G23 NW 13 G25 NW 13 G25 W 9 G23
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 850 4580 3040 2910
TRANSPORT WND (KTS) SW 21 W 21 NW 25 NW 18
VENT RATE (KT-FT) 17850 96180 76000 52380
MAX ADI EARLY 24 FAIR 53 GEN GOOD 38 FAIR 56 GEN GOOD
MAX ADI LATE 39 FAIR 79 GOOD 40 FAIR 54 GEN GOOD
MAX LVORI EARLY 3 1 1 2
MAX LVORI LATE 3 1 1 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. WEST WINDS
5 TO 10 MPH.
TUESDAY
RAIN WITH SNOW LIKELY. HIGHS IN THE LOWER 40S.
SOUTHWEST WINDS 10 TO 15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.
LOWS IN THE LOWER 30S. WEST WINDS 15 TO 20 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 30S. NORTHWEST WINDS 15 TO
20 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 20S.
NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF RAIN.
LOWS IN THE LOWER 30S. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
LOWER 30S. NORTHWEST WINDS 10 TO 15 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE
UPPER 30S. NORTHWEST WINDS 5 TO 10 MPH, BECOMING WEST IN THE
AFTERNOON.
RIZ008-210900-
BLOCK ISLAND RI-
INCLUDING THE CITY OF NEW SHOREHAM
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 37 (+5) 46 (+3) 26 37
RH % (24H TREND) 79 (-10) 50 (+3) 63 43
20FT WND AM(MPH) W 18 G34 NW 14 G28
20FT WND PM(MPH) SW 13 G24 W 17 G28 NW 17 G31 W 11 G23
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 1990 4920 2990 2760
TRANSPORT WND (KTS) SW 17 NW 26 NW 27 NW 26
VENT RATE (KT-FT) 33830 127920 80730 71760
MAX ADI EARLY 39 FAIR 77 GOOD 46 GEN GOOD 62 GOOD
MAX ADI LATE 49 GEN GOOD 88 GOOD 46 GEN GOOD 54 GEN GOOD
MAX LVORI EARLY 3 1 1 1
MAX LVORI LATE 3 1 1 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS
5 TO 10 MPH.
TUESDAY
RAIN. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.
LOWS IN THE MID 30S. WEST WINDS 15 TO 20 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 30S. NORTHWEST WINDS 15 TO
20 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 30S.
NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 40S. WEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF RAIN.
LOWS IN THE UPPER 30S. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
MID 30S. NORTHWEST WINDS 10 TO 15 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS AROUND 40.
NORTHWEST WINDS AROUND 10 MPH.
MAZ017-210900-
NORTHERN BRISTOL MA-
INCLUDING THE CITIES OF ATTLEBORO, BERKLEY, EASTON, MANSFIELD,
REHOBOTH, AND TAUNTON
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 29 (+3) 45 (+6) 20 34
RH % (24H TREND) 92 (-8) 43 (+5) 63 34
20FT WND AM(MPH) SW 9 G20 NW 8 G20
20FT WND PM(MPH) S 5 G18 W 9 G20 W 8 G17 W 6 G19
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 490 5300 2670 3260
TRANSPORT WND (KTS) SW 12 W 23 NW 15 NW 19
VENT RATE (KT-FT) 5880 121900 40050 61940
MAX ADI EARLY 15 GEN POOR 54 GEN GOOD 13 GEN POOR 67 GOOD
MAX ADI LATE 23 FAIR 82 GOOD 24 FAIR 73 GOOD
MAX LVORI EARLY 4 2 2 2
MAX LVORI LATE 4 2 2 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. WEST WINDS
AROUND 5 MPH.
TUESDAY
SNOW AND RAIN. HIGHS IN THE UPPER 30S. SOUTH WINDS
5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.
LOWS IN THE UPPER 20S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 30S. NORTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S.
NORTHWEST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS AROUND 40. SOUTHWEST WINDS AROUND
5 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF RAIN,
FREEZING RAIN AND SNOW. LOWS IN THE UPPER 20S. HIGHS IN THE LOWER
40S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
UPPER 20S. NORTHWEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE
UPPER 30S. WEST WINDS AROUND 5 MPH.
MAZ018-210900-
WESTERN PLYMOUTH MA-
INCLUDING THE CITIES OF BRIDGEWATER, BROCKTON, CARVER,
MIDDLEBORO, AND PEMBROKE
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 29 (+3) 45 (+5) 21 34
RH % (24H TREND) 89 (-11) 49 (+5) 61 35
20FT WND AM(MPH) SW 10 G22 NW 9 G22
20FT WND PM(MPH) S 5 G21 W 10 G21 W 9 G20 W 7 G20
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 460 5140 2830 3230
TRANSPORT WND (KTS) S 12 W 23 NW 24 NW 20
VENT RATE (KT-FT) 5520 118220 67920 64600
MAX ADI EARLY 15 GEN POOR 54 GEN GOOD 14 GEN POOR 69 GOOD
MAX ADI LATE 29 FAIR 81 GOOD 38 FAIR 73 GOOD
MAX LVORI EARLY 4 2 2 2
MAX LVORI LATE 4 2 2 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. WEST WINDS
AROUND 5 MPH.
TUESDAY
SNOW AND RAIN. HIGHS AROUND 40. SOUTH WINDS 5 TO
10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.
LOWS IN THE UPPER 20S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 30S. NORTHWEST WINDS 5 TO
10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S.
NORTHWEST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS AROUND 40. SOUTHWEST WINDS AROUND
5 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF RAIN,
FREEZING RAIN AND SNOW. LOWS IN THE UPPER 20S. HIGHS IN THE LOWER
40S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLOUDY. A CHANCE OF RAIN.
LOWS IN THE UPPER 20S. HIGHS IN THE UPPER 30S. WEST WINDS AROUND
5 MPH.
MAZ019-210900-
EASTERN PLYMOUTH MA-
INCLUDING THE CITIES OF COHASSET, HINGHAM, MARSHFIELD, PLYMOUTH,
AND SCITUATE
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 28 (+1) 45 (+5) 20 34
RH % (24H TREND) 89 (-11) 46 (+8) 66 34
20FT WND AM(MPH) SW 12 G31 NW 12 G29
20FT WND PM(MPH) S 8 G24 W 12 G26 W 12 G26 NW 9 G25
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 550 5110 2810 3340
TRANSPORT WND (KTS) SW 17 W 24 NW 27 NW 19
VENT RATE (KT-FT) 9350 122640 75870 63460
MAX ADI EARLY 21 FAIR 58 GEN GOOD 39 FAIR 62 GOOD
MAX ADI LATE 37 FAIR 86 GOOD 43 GEN GOOD 64 GOOD
MAX LVORI EARLY 3 1 1 2
MAX LVORI LATE 3 1 1 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 20S. WEST WINDS
5 TO 10 MPH.
TUESDAY
SNOW AND RAIN. HIGHS AROUND 40. SOUTH WINDS 10 TO
15 MPH.
TUESDAY NIGHT
BREEZY. MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY.
LOWS IN THE UPPER 20S. SOUTHWEST WINDS 15 TO 20 MPH, BECOMING
NORTHWEST 20 TO 25 MPH AFTER MIDNIGHT.
WEDNESDAY
BREEZY. MOSTLY SUNNY. HIGHS IN THE UPPER 30S.
NORTHWEST WINDS 15 TO 25 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. NORTHWEST
WINDS 10 TO 15 MPH, BECOMING WEST AROUND 5 MPH AFTER MIDNIGHT.
THURSDAY
PARTLY SUNNY. HIGHS AROUND 40. SOUTHWEST WINDS 5 TO
10 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF RAIN AND
FREEZING RAIN. LOWS AROUND 30. HIGHS IN THE LOWER 40S. SOUTHWEST
WINDS 10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
UPPER 20S. NORTHWEST WINDS 10 TO 15 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE
UPPER 30S. WEST WINDS 10 TO 15 MPH.
MAZ020-210900-
SOUTHERN BRISTOL MA-
INCLUDING THE CITIES OF ACUSHNET, FALL RIVER, NEW BEDFORD,
SWANSEA, AND WESTPORT
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 30 (+3) 46 (+4) 21 35
RH % (24H TREND) 89 (-11) 44 (+6) 68 33
20FT WND AM(MPH) SW 12 G32 NW 10 G25
20FT WND PM(MPH) SW 8 G23 W 11 G24 NW 10 G25 W 8 G23
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 370 4740 3040 2930
TRANSPORT WND (KTS) SW 19 W 21 NW 25 NW 19
VENT RATE (KT-FT) 7030 99540 76000 55670
MAX ADI EARLY 17 GEN POOR 53 GEN GOOD 32 FAIR 62 GOOD
MAX ADI LATE 34 FAIR 78 GOOD 39 FAIR 65 GOOD
MAX LVORI EARLY 3 2 2 2
MAX LVORI LATE 3 2 2 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 20S. WEST WINDS
10 TO 15 MPH.
TUESDAY
RAIN AND SNOW. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS
10 TO 15 MPH.
TUESDAY NIGHT
BREEZY. MOSTLY CLOUDY WITH A CHANCE OF RAIN
SHOWERS. LOWS AROUND 30. WEST WINDS 15 TO 25 MPH.
WEDNESDAY
BREEZY, SUNNY. HIGHS IN THE UPPER 30S. NORTHWEST
WINDS 15 TO 25 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. NORTHWEST
WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF RAIN AND
FREEZING RAIN. LOWS IN THE LOWER 30S. HIGHS IN THE LOWER 40S.
SOUTHWEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
UPPER 20S. NORTHWEST WINDS 10 TO 15 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE
UPPER 30S. WEST WINDS 5 TO 10 MPH.
MAZ021-210900-
SOUTHERN PLYMOUTH MA-
INCLUDING THE CITIES OF MARION, MATTAPOISETT, ROCHESTER,
AND WAREHAM
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 30 (+3) 46 (+4) 21 34
RH % (24H TREND) 92 (-4) 51 (+7) 66 36
20FT WND AM(MPH) SW 12 G30 NW 10 G25
20FT WND PM(MPH) SW 7 G23 W 11 G23 NW 10 G24 W 8 G23
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 500 4600 3150 2890
TRANSPORT WND (KTS) SW 14 W 21 NW 26 NW 18
VENT RATE (KT-FT) 7000 96600 81900 52020
MAX ADI EARLY 18 GEN POOR 52 GEN GOOD 18 GEN POOR 61 GOOD
MAX ADI LATE 34 FAIR 79 GOOD 40 FAIR 63 GOOD
MAX LVORI EARLY 3 2 2 2
MAX LVORI LATE 3 2 2 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. WEST WINDS
5 TO 10 MPH.
TUESDAY
RAIN AND SNOW. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS
10 TO 15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY. LOWS IN
THE UPPER 20S. WEST WINDS 15 TO 20 MPH.
WEDNESDAY AND WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID
20S. HIGHS IN THE UPPER 30S. WEST WINDS 15 TO 20 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS
AROUND 30. SOUTHWEST WINDS 5 TO 10 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF RAIN AND FREEZING RAIN.
HIGHS IN THE LOWER 40S. SOUTHWEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
UPPER 20S. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE
UPPER 30S. WEST WINDS 5 TO 10 MPH.
MAZ022-210900-
BARNSTABLE MA-
INCLUDING THE CITIES OF BOURNE, CHATHAM, FALMOUTH, HYANNIS,
PROVINCETOWN, AND WELLFLEET
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 31 (+3) 46 (+4) 22 35
RH % (24H TREND) 92 (-8) 50 (+6) 78 38
20FT WND AM(MPH) SW 14 G31 NW 14 G31
20FT WND PM(MPH) SW 8 G23 W 13 G26 NW 13 G28 NW 10 G26
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 840 4470 3520 3590
TRANSPORT WND (KTS) SW 19 NW 25 NW 29 NW 29
VENT RATE (KT-FT) 15960 111750 102080 104110
MAX ADI EARLY 24 FAIR 66 GOOD 39 FAIR 74 GOOD
MAX ADI LATE 40 FAIR 74 GOOD 44 GEN GOOD 59 GEN GOOD
MAX LVORI EARLY 4 1 2 2
MAX LVORI LATE 4 1 2 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. WEST WINDS
10 TO 15 MPH.
TUESDAY
RAIN WITH SNOW LIKELY. HIGHS IN THE LOWER 40S.
SOUTHWEST WINDS 10 TO 15 MPH.
TUESDAY NIGHT
BREEZY. MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY.
LOWS IN THE LOWER 30S. SOUTHWEST WINDS 10 TO 15 MPH, INCREASING
TO NORTHWEST 20 TO 25 MPH AFTER MIDNIGHT.
WEDNESDAY
BREEZY. MOSTLY SUNNY. HIGHS IN THE UPPER 30S.
NORTHWEST WINDS 15 TO 25 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 20S.
NORTHWEST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 40S. WEST WINDS 5 TO
10 MPH.
THURSDAY NIGHT THROUGH FRIDAY NIGHT
MOSTLY CLOUDY WITH A
CHANCE OF RAIN. LOWS IN THE LOWER 30S. HIGHS IN THE LOWER 40S.
NORTHWEST WINDS 10 TO 15 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE
UPPER 30S. WEST WINDS 10 TO 15 MPH.
MAZ023-210900-
DUKES MA-
INCLUDING THE CITIES OF EDGARTOWN, OAK BLUFFS, AND VINEYARD HAVEN
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 34 (+4) 47 (+4) 24 36
RH % (24H TREND) 86 (-10) 52 (+6) 66 39
20FT WND AM(MPH) SW 17 G34 NW 15 G29
20FT WND PM(MPH) SW 11 G24 W 15 G27 NW 16 G28 NW 11 G23
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 1830 4040 3470 3130
TRANSPORT WND (KTS) SW 13 NW 27 NW 29 NW 29
VENT RATE (KT-FT) 23790 109080 100630 90770
MAX ADI EARLY 35 FAIR 79 GOOD 43 GEN GOOD 71 GOOD
MAX ADI LATE 44 GEN GOOD 71 GOOD 44 GEN GOOD 52 GEN GOOD
MAX LVORI EARLY 3 1 1 2
MAX LVORI LATE 3 1 1 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 30. WEST WINDS 10 TO
15 MPH.
TUESDAY
RAIN WITH SNOW LIKELY. HIGHS IN THE LOWER 40S.
SOUTHWEST WINDS 15 TO 20 MPH.
TUESDAY NIGHT
BREEZY. MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY.
LOWS IN THE LOWER 30S. WEST WINDS 15 TO 25 MPH.
WEDNESDAY
BREEZY, SUNNY. HIGHS IN THE UPPER 30S. NORTHWEST
WINDS 15 TO 25 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 20S.
NORTHWEST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 40S. WEST WINDS
10 TO 15 MPH.
THURSDAY NIGHT THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF
RAIN. LOWS IN THE LOWER 30S. HIGHS IN THE LOWER 40S. WEST WINDS
10 TO 15 MPH.
MAZ024-210900-
NANTUCKET MA-
INCLUDING THE CITY OF NANTUCKET
409 PM EST SAT DEC 20 2025
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 34 (+3) 46 (+4) 25 36
RH % (24H TREND) 89 (-11) 59 (+9) 71 45
20FT WND AM(MPH) SW 17 G31 NW 17 G30
20FT WND PM(MPH) SW 10 G21 W 16 G26 NW 18 G29 NW 13 G26
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 1920 4390 4100 3660
TRANSPORT WND (KTS) SW 11 NW 23 NW 29 NW 29
VENT RATE (KT-FT) 21120 100970 118900 106140
MAX ADI EARLY 31 FAIR 79 GOOD 43 GEN GOOD 82 GOOD
MAX ADI LATE 43 GEN GOOD 63 GOOD 45 GEN GOOD 56 GEN GOOD
MAX LVORI EARLY 4 3 1 1
MAX LVORI LATE 4 3 1 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS
10 TO 15 MPH.
TUESDAY
RAIN WITH SNOW LIKELY. HIGHS IN THE LOWER 40S.
SOUTHWEST WINDS 10 TO 15 MPH.
TUESDAY NIGHT
BREEZY. MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY.
LOWS IN THE LOWER 30S. WEST WINDS 15 TO 25 MPH.
WEDNESDAY
BREEZY. MOSTLY SUNNY. HIGHS IN THE UPPER 30S.
NORTHWEST WINDS 15 TO 25 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 30S.
NORTHWEST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 40S. WEST WINDS
10 TO 15 MPH.
THURSDAY NIGHT THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF
RAIN. LOWS IN THE MID 30S. HIGHS IN THE LOWER 40S. WEST WINDS
10 TO 15 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES BELOW NORMAL. PRECIPITATION BELOW NORMAL.
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