274
FNUS51 KBOX 092109
FWFBOX
FIRE WEATHER PLANNING FORECAST FOR SOUTHERN NEW ENGLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
409 PM EST TUE DEC 9 2025
DISCUSSION
A WARM FRONT WILL BRING SCATTERED SNOW SHOWERS TONIGHT WITH
LITTLE OR NO ACCUMULATION. ANOTHER DISTURBANCE IS EXPECTED TO
BRING A PERIOD OF MAINLY RAIN WEDNESDAY AFTERNOON AND EVENING,
WITH ANY SNOW AND MINOR ACCUMULATIONS CONFINED TO THE HIGHEST
TERRAIN OF THE BERKSHIRES AND NORTHERN WORCESTER HILLS. MINIMUM
RELATIVE HUMIDITY VALUES WEDNESDAY WILL BE 65 TO 80 PERCENT.
OUTLOOK...THURSDAY THROUGH SUNDAY
A COLD FRONT CROSSES THE REGION LATE WEDNESDAY NIGHT FOLLOWED BY
BLUSTERY AND MUCH COLDER WEATHER THURSDAY INTO FRIDAY. DRY AND
COLD SATURDAY WITH LIGHT WINDS, THEN LOW PRESSURE MAY IMPACT THE
REGION WITH SNOW OR MIXED PRECIPITATION SATURDAY NIGHT INTO
SUNDAY DEPENDING ON ITS TRACK.
MAZ015-100900-
SUFFOLK MA-
INCLUDING THE CITIES OF BOSTON, CHELSEA, REVERE, AND WINTHROP
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SNOW RAIN RAIN NONE
CHANCE PRECIP (%) 30 60 60 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 23 (+12) 47 (+14) 29 36
RH % (24H TREND) 88 (+15) 64 (+40) 98 41
20FT WND AM(MPH) SW 7 G22 W 13 G28
20FT WND PM(MPH) S 5 S 9 G23 SW 8 G23 W 17 G30
PRECIP AMOUNT 0.00 0.06 0.09 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 11 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT (FT-AGL) 320 1990 770 6080
TRANSPORT WND (KTS) SW 13 S 23 SW 20 W 31
VENT RATE (KT-FT) 4160 45770 15400 188480
MAX ADI EARLY 10 POOR 12 POOR 28 FAIR 105 VERY GOOD
MAX ADI LATE 13 GEN POOR 29 FAIR 27 FAIR 105 VERY GOOD
MAX LVORI EARLY 4 4 4 1
MAX LVORI LATE 4 4 4 1
MIN VSBY EARLY 10 10 2 FOG 9
MIN VSBY LATE 9 6 FOG 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 40 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S. WEST
WINDS 15 TO 20 MPH.
FRIDAY
SUNNY. HIGHS IN THE MID 30S. WEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. WEST WINDS
10 TO 15 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS IN THE UPPER 20S. HIGHS IN THE MID 30S. NORTHWEST WINDS
10 TO 15 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SNOW. COLDER. LOWS
AROUND 15. NORTHWEST WINDS 10 TO 15 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 20S. NORTHWEST WINDS 10 TO
15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 17. WEST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 30. WEST WINDS 5 TO 10 MPH.
MAZ016-100900-
EASTERN NORFOLK MA-
INCLUDING THE CITIES OF BRAINTREE, MILTON, QUINCY, AND WEYMOUTH
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SNOW RAIN RAIN NONE
CHANCE PRECIP (%) 30 60 60 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 22 (+11) 48 (+15) 29 36
RH % (24H TREND) 92 (+16) 67 (+41) 98 45
20FT WND AM(MPH) SW 7 G23 W 13 G28
20FT WND PM(MPH) S 5 S 9 G24 SW 8 G24 W 16 G30
PRECIP AMOUNT 0.00 0.06 0.10 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 11 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT (FT-AGL) 280 2100 490 6120
TRANSPORT WND (KTS) SW 12 S 24 SW 20 W 28
VENT RATE (KT-FT) 3360 50400 9800 171360
MAX ADI EARLY 10 POOR 12 POOR 27 FAIR 105 VERY GOOD
MAX ADI LATE 12 POOR 25 FAIR 24 FAIR 105 VERY GOOD
MAX LVORI EARLY 4 4 5 1
MAX LVORI LATE 4 4 5 1
MIN VSBY EARLY 10 9 2 FOG 9
MIN VSBY LATE 9 6 FOG 6 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 40 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S. WEST
WINDS 15 TO 20 MPH.
FRIDAY
SUNNY. HIGHS IN THE MID 30S. WEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. WEST WINDS
10 TO 15 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS IN THE UPPER 20S. HIGHS IN THE MID 30S. NORTHWEST WINDS
10 TO 15 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SNOW. COLDER. LOWS
AROUND 15. NORTHWEST WINDS 15 TO 20 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 20S. NORTHWEST WINDS 10 TO
15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 17. WEST WINDS 10 TO
15 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. WEST WINDS 5 TO
10 MPH.
MAZ013-100900-
WESTERN NORFOLK MA-
INCLUDING THE CITIES OF BELLINGHAM, DEDHAM, FOXBOROUGH, MEDFIELD,
NORWOOD, STOUGHTON, AND WELLESLEY
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SNOW RAIN RAIN NONE
CHANCE PRECIP (%) 20 60 60 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 21 (+13) 46 (+14) 28 35
RH % (24H TREND) 92 (+1) 64 (+42) 100 43
20FT WND AM(MPH) SW 5 G17 W 11 G26
20FT WND PM(MPH) LGT/VAR S 8 G20 SW 6 G18 W 13 G29
PRECIP AMOUNT 0.00 0.08 0.10 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 11 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT (FT-AGL) 340 2560 450 5730
TRANSPORT WND (KTS) S 11 S 25 SW 17 W 32
VENT RATE (KT-FT) 3740 64000 7650 183360
MAX ADI EARLY 8 POOR 9 POOR 18 GEN POOR 105 VERY GOOD
MAX ADI LATE 11 POOR 21 FAIR 15 GEN POOR 105 VERY GOOD
MAX LVORI EARLY 5 4 6 1
MAX LVORI LATE 5 4 6 1
MIN VSBY EARLY 10 9 2 FOG 9
MIN VSBY LATE 9 5 FOG 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 40 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 19. WEST WINDS 10 TO
15 MPH.
FRIDAY
SUNNY. HIGHS IN THE LOWER 30S. WEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S. WEST WINDS
AROUND 5 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS IN THE MID 20S. HIGHS IN THE LOWER 30S. NORTHWEST WINDS 5 TO
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SNOW. COLDER. LOWS
AROUND 13. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 20S. NORTHWEST WINDS 5 TO
10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 14. WEST WINDS AROUND
5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 30. WEST WINDS AROUND
5 MPH.
MAZ014-100900-
SOUTHEAST MIDDLESEX MA-
INCLUDING THE CITIES OF CAMBRIDGE, LEXINGTON, NEWTON, WALTHAM,
AND WOBURN
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SNOW RAIN RAIN NONE
CHANCE PRECIP (%) 20 70 60 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 22 (+12) 46 (+15) 29 35
RH % (24H TREND) 85 (+5) 70 (+43) 96 47
20FT WND AM(MPH) SW 6 W 12 G27
20FT WND PM(MPH) LGT/VAR S 8 G18 SW 7 G17 W 15 G30
PRECIP AMOUNT 0.00 0.07 0.08 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 11 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT (FT-AGL) 340 2200 520 5920
TRANSPORT WND (KTS) S 11 S 22 SW 17 W 33
VENT RATE (KT-FT) 3740 48400 8840 195360
MAX ADI EARLY 8 POOR 10 POOR 19 GEN POOR 105 VERY GOOD
MAX ADI LATE 11 POOR 23 FAIR 23 FAIR 105 VERY GOOD
MAX LVORI EARLY 4 4 5 1
MAX LVORI LATE 4 4 5 1
MIN VSBY EARLY 10 9 2 FOG 9
MIN VSBY LATE 8 5 FOG 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 40 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 20. WEST WINDS 10 TO
15 MPH.
FRIDAY
SUNNY. HIGHS IN THE MID 30S. WEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S. WEST WINDS
AROUND 5 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS IN THE MID 20S. HIGHS IN THE MID 30S. NORTHWEST WINDS 5 TO
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SNOW. COLDER. LOWS
AROUND 14. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 20S. NORTHWEST WINDS 5 TO
10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 15. WEST WINDS AROUND
5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 30. WEST WINDS AROUND
5 MPH.
MAZ007-100900-
EASTERN ESSEX MA-
INCLUDING THE CITIES OF BEVERLY, GLOUCESTER, NEWBURYPORT,
PEABODY, SALEM, AND SAUGUS
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SNOW RAIN RAIN NONE
CHANCE PRECIP (%) 30 70 60 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 21 (+11) 47 (+14) 27 36
RH % (24H TREND) 88 (+5) 66 (+37) 100 45
20FT WND AM(MPH) SW 8 G24 W 13 G29
20FT WND PM(MPH) SW 6 G17 S 10 G25 SW 9 G27 W 17 G31
PRECIP AMOUNT 0.00 0.05 0.09 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 10 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT (FT-AGL) 320 2520 510 6000
TRANSPORT WND (KTS) SW 17 S 25 SW 22 W 31
VENT RATE (KT-FT) 5440 63000 11220 186000
MAX ADI EARLY 15 GEN POOR 15 GEN POOR 25 FAIR 105 VERY GOOD
MAX ADI LATE 16 GEN POOR 30 FAIR 29 FAIR 105 VERY GOOD
MAX LVORI EARLY 4 4 5 1
MAX LVORI LATE 4 4 5 1
MIN VSBY EARLY 10 9 2 FOG 9
MIN VSBY LATE 8 5 FOG 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 30 30 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
BREEZY. PARTLY CLOUDY. LOWS IN THE LOWER 20S.
WEST WINDS 15 TO 25 MPH.
FRIDAY
SUNNY. HIGHS IN THE MID 30S. WEST WINDS 15 TO 20 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. WEST WINDS
10 TO 15 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS
10 TO 15 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS IN THE MID 20S. HIGHS IN THE MID 30S. NORTHWEST WINDS 15 TO
20 MPH.
SUNDAY NIGHT
BREEZY. PARTLY CLOUDY WITH A CHANCE OF SNOW.
COLDER. LOWS AROUND 14. NORTHWEST WINDS 20 TO 25 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 20S. NORTHWEST WINDS 15 TO
20 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 16. WEST WINDS 10 TO
15 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. WEST WINDS 5 TO
10 MPH.
MAZ006-100900-
WESTERN ESSEX MA-
INCLUDING THE CITIES OF AMESBURY, ANDOVER, HAVERHILL, LAWRENCE,
METHUEN, AND TOPSFIELD
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SNOW RAIN SNOW/RAIN NONE
CHANCE PRECIP (%) 30 70 60 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 18 (+11) 43 (+14) 27 34
RH % (24H TREND) 92 (+9) 69 (+35) 100 46
20FT WND AM(MPH) SW 5 W 10 G28
20FT WND PM(MPH) LGT/VAR S 7 G17 SW 6 W 13 G30
PRECIP AMOUNT 0.00 0.06 0.08 0.00
PRECIP DURATION 3 2
PRECIP BEGIN 10 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT (FT-AGL) 350 1880 430 5710
TRANSPORT WND (KTS) S 11 S 19 SW 16 W 31
VENT RATE (KT-FT) 3850 35720 6880 177010
MAX ADI EARLY 8 POOR 8 POOR 17 GEN POOR 105 VERY GOOD
MAX ADI LATE 9 POOR 19 GEN POOR 16 GEN POOR 105 VERY GOOD
MAX LVORI EARLY 4 5 6 1
MAX LVORI LATE 4 5 6 1
MIN VSBY EARLY 10 9 2 FOG 9
MIN VSBY LATE 8 4 FOG 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 40 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 19. WEST WINDS 10 TO
15 MPH.
FRIDAY
SUNNY. HIGHS IN THE LOWER 30S. WEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 20. WEST WINDS AROUND
5 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS IN THE MID 20S. HIGHS IN THE LOWER 30S. NORTHWEST WINDS 5 TO
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SNOW. COLDER. LOWS
AROUND 11. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 20S. NORTHWEST WINDS 5 TO
10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 13. WEST WINDS AROUND
5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. WEST WINDS
AROUND 5 MPH.
MAZ005-100900-
CENTRAL MIDDLESEX MA-
INCLUDING THE CITIES OF BURLINGTON, CHELMSFORD, FRAMINGHAM,
HOPKINTON, LOWELL, AND NATICK
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SNOW RAIN RAIN NONE
CHANCE PRECIP (%) 20 70 60 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 19 (+13) 45 (+15) 27 33
RH % (24H TREND) 88 (-12) 66 (+40) 100 44
20FT WND AM(MPH) S 5 W 10 G27
20FT WND PM(MPH) LGT/VAR S 6 G17 SW 5 W 13 G30
PRECIP AMOUNT 0.00 0.08 0.08 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 10 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT (FT-AGL) 360 2340 480 5730
TRANSPORT WND (KTS) SW 11 S 20 SW 15 W 34
VENT RATE (KT-FT) 3960 46800 7200 194820
MAX ADI EARLY 8 POOR 8 POOR 16 GEN POOR 105 VERY GOOD
MAX ADI LATE 9 POOR 19 GEN POOR 13 GEN POOR 105 VERY GOOD
MAX LVORI EARLY 4 5 6 1
MAX LVORI LATE 4 5 6 1
MIN VSBY EARLY 9 9 2 FOG 6 FOG
MIN VSBY LATE 9 3 FOG 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 50 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 18. WEST WINDS 10 TO
15 MPH.
FRIDAY
SUNNY. HIGHS IN THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S. WEST WINDS
5 TO 10 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS IN THE MID 20S. HIGHS IN THE LOWER 30S. NORTHWEST WINDS 5 TO
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. COLDER. LOWS AROUND 12. NORTHWEST
WINDS 5 TO 10 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 20S. NORTHWEST WINDS 5 TO
10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 13. WEST WINDS AROUND
5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 30. WEST WINDS AROUND
5 MPH.
MAZ012-100900-
SOUTHERN WORCESTER MA-
INCLUDING THE CITIES OF MILFORD, OXFORD, STURBRIDGE, UXBRIDGE,
WESTBOROUGH, AND WORCESTER
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SNOW RAIN RAIN NONE
CHANCE PRECIP (%) 20 70 60 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 20 (+13) 45 (+13) 26 33
RH % (24H TREND) 88 (-3) 73 (+49) 100 48
20FT WND AM(MPH) S 6 G19 W 11 G29
20FT WND PM(MPH) S 5 S 8 G20 SW 7 G17 W 13 G31
PRECIP AMOUNT 0.01 0.13 0.12 0.00
PRECIP DURATION 0 3 2
PRECIP BEGIN 10 PM 11 AM CONTINUING
PRECIP END 1 AM CONTINUING 3 AM
MIXING HGT (FT-AGL) 320 2460 430 5740
TRANSPORT WND (KTS) S 11 S 24 SW 17 W 33
VENT RATE (KT-FT) 3520 59040 7310 189420
MAX ADI EARLY 9 POOR 9 POOR 18 GEN POOR 105 VERY GOOD
MAX ADI LATE 14 GEN POOR 19 GEN POOR 24 FAIR 105 VERY GOOD
MAX LVORI EARLY 4 5 5 1
MAX LVORI LATE 4 5 5 1
MIN VSBY EARLY 9 9 1 FOG 9
MIN VSBY LATE 9 3 FOG 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 60 50 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 17. WEST WINDS 10 TO
15 MPH.
FRIDAY
SUNNY. HIGHS IN THE LOWER 30S. WEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S. WEST WINDS
5 TO 10 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS IN THE MID 20S. HIGHS IN THE LOWER 30S. NORTHWEST WINDS 5 TO
10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLEAR. LOWS AROUND 12. HIGHS IN
THE MID 20S. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 13. WEST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. WEST WINDS 5 TO
10 MPH.
MAZ004-100900-
NORTHERN WORCESTER MA-
INCLUDING THE CITIES OF ATHOL, BOYLSTON, BROOKFIELD, FITCHBURG,
GARDNER, AND HARVARD
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SNOW/FZ RA SNOW/FZ RA NONE
CHANCE PRECIP (%) 20 80 60 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 16 (+15) 41 (+12) 22 31
RH % (24H TREND) 88 (-12) 68 (+39) 100 46
20FT WND AM(MPH) S 7 G19 W 12 G30
20FT WND PM(MPH) S 5 S 9 G20 SW 7 G18 W 14 G34
PRECIP AMOUNT 0.00 0.17 0.12 0.00
PRECIP DURATION 4 2
PRECIP BEGIN 8 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT (FT-AGL) 300 2390 420 5790
TRANSPORT WND (KTS) S 11 SW 22 SW 17 W 36
VENT RATE (KT-FT) 3300 52580 7140 208440
MAX ADI EARLY 14 GEN POOR 13 GEN POOR 19 GEN POOR 105 VERY GOOD
MAX ADI LATE 17 GEN POOR 20 GEN POOR 29 FAIR 105 VERY GOOD
MAX LVORI EARLY 4 6 5 1
MAX LVORI LATE 4 6 5 1
MIN VSBY EARLY 9 9 1 FOG 9
MIN VSBY LATE 9 2 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 70 50 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 14. WEST WINDS 10 TO
15 MPH.
FRIDAY
SUNNY. HIGHS IN THE UPPER 20S. WEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 17. WEST WINDS 5 TO
10 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS IN THE LOWER 20S. HIGHS IN THE UPPER 20S. NORTHWEST WINDS
10 TO 15 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLEAR. LOWS AROUND 9. HIGHS IN
THE LOWER 20S. NORTHWEST WINDS 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 11. WEST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. WEST WINDS 5 TO
10 MPH.
MAZ026-100900-
NORTHERN MIDDLESEX MA-
INCLUDING THE CITIES OF ASHBY, AYER, GROTON, PEPPERELL, SHIRLEY,
AND TOWNSEND
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SNOW RAIN SNOW/RAIN NONE
CHANCE PRECIP (%) 20 80 60 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 17 (+17) 42 (+13) 23 33
RH % (24H TREND) 85 (-15) 75 (+39) 100 51
20FT WND AM(MPH) S 5 W 10 G30
20FT WND PM(MPH) LGT/VAR S 6 G18 SW 5 W 13 G33
PRECIP AMOUNT 0.01 0.12 0.09 0.00
PRECIP DURATION 0 4 2
PRECIP BEGIN 9 PM 9 AM CONTINUING
PRECIP END 1 AM CONTINUING 3 AM
MIXING HGT (FT-AGL) 360 2400 440 5730
TRANSPORT WND (KTS) S 8 S 20 W 15 W 36
VENT RATE (KT-FT) 2880 48000 6600 206280
MAX ADI EARLY 6 VERY POOR 8 POOR 12 POOR 105 VERY GOOD
MAX ADI LATE 9 POOR 14 GEN POOR 14 GEN POOR 105 VERY GOOD
MAX LVORI EARLY 4 6 6 1
MAX LVORI LATE 4 6 6 1
MIN VSBY EARLY 9 9 1 FOG 9
MIN VSBY LATE 9 3 FOG 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 60 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 16. WEST WINDS 10 TO
15 MPH.
FRIDAY
SUNNY. HIGHS IN THE LOWER 30S. WEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 18. WEST WINDS AROUND
5 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS IN THE LOWER 20S. HIGHS IN THE LOWER 30S. NORTHWEST WINDS
5 TO 10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLEAR. LOWS AROUND 10. HIGHS IN
THE LOWER 20S. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 11. WEST WINDS AROUND
5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. WEST WINDS
AROUND 5 MPH.
MAZ002-100900-
WESTERN FRANKLIN MA-
INCLUDING THE CITIES OF ASHFIELD, CHARLEMONT, COLRAIN,
AND SHELBURNE
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SNOW/RAIN SNOW/FZ RA NONE
CHANCE PRECIP (%) 10 90 50 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 14 (+12) 36 (+11) 19 28
RH % (24H TREND) 88 (+1) 77 (+38) 100 52
20FT WND AM(MPH) LGT/VAR W 13 G30
20FT WND PM(MPH) S 5 G17 S 5 G17 SW 5 W 14 G32
PRECIP AMOUNT 0.00 0.17 0.09 0.00
PRECIP DURATION 6 2
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT (FT-AGL) 180 2010 260 5340
TRANSPORT WND (KTS) S 9 SW 19 SW 15 W 39
VENT RATE (KT-FT) 1620 38190 3900 208260
MAX ADI EARLY 12 POOR 7 POOR 13 GEN POOR 105 VERY GOOD
MAX ADI LATE 13 GEN POOR 13 GEN POOR 29 FAIR 105 VERY GOOD
MAX LVORI EARLY 4 6 5 2
MAX LVORI LATE 4 6 5 2
MIN VSBY EARLY 8 3 FOG 1 FOG 9
MIN VSBY LATE 9 1 FOG 7 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 60 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 12. WEST WINDS 10 TO
15 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. WEST WINDS 10 TO
15 MPH.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLOUDY. LOWS AROUND 15. HIGHS
AROUND 30. WEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS AROUND 19. HIGHS IN THE MID 20S. NORTHWEST WINDS 5 TO
10 MPH.
SUNDAY NIGHT AND MONDAY
PARTLY CLOUDY. LOWS AROUND 6. HIGHS
AROUND 19. NORTHWEST WINDS 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 8. WEST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. WEST WINDS AROUND
5 MPH.
MAZ003-100900-
EASTERN FRANKLIN MA-
INCLUDING THE CITIES OF GREENFIELD, LEVERETT, NORTHFIELD, ORANGE,
AND WHATELY
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SNOW/FZ RA SNOW/FZ RA NONE
CHANCE PRECIP (%) 20 80 50 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 16 (+18) 39 (+12) 23 31
RH % (24H TREND) 88 (-12) 71 (+32) 100 48
20FT WND AM(MPH) S 6 G19 W 11 G29
20FT WND PM(MPH) S 5 S 7 G20 SW 7 G18 W 13 G33
PRECIP AMOUNT 0.00 0.14 0.08 0.00
PRECIP DURATION 5 2
PRECIP BEGIN 7 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT (FT-AGL) 210 2260 260 5800
TRANSPORT WND (KTS) S 9 S 20 SW 13 W 35
VENT RATE (KT-FT) 1890 45200 3380 203000
MAX ADI EARLY 11 POOR 9 POOR 14 GEN POOR 105 VERY GOOD
MAX ADI LATE 12 POOR 17 GEN POOR 19 GEN POOR 105 VERY GOOD
MAX LVORI EARLY 4 6 6 1
MAX LVORI LATE 4 6 6 1
MIN VSBY EARLY 10 7 1 FOG 9
MIN VSBY LATE 9 1 FOG 8 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 60 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 13. WEST WINDS 10 TO
15 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. WEST WINDS 10 TO
15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 16. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS IN THE LOWER 20S. HIGHS IN THE UPPER 20S. NORTHWEST WINDS
10 TO 15 MPH.
SUNDAY NIGHT AND MONDAY
PARTLY CLOUDY. LOWS AROUND 8. HIGHS IN
THE LOWER 20S. NORTHWEST WINDS 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 10. WEST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. WEST WINDS
AROUND 5 MPH.
MAZ008-100900-
WESTERN HAMPSHIRE MA-
INCLUDING THE CITIES OF CHESTERFIELD, PLAINFIELD, WESTHAMPTON,
WILLIAMSBURG, AND WORTHINGTON
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SNOW/RAIN SNOW/FZ RA NONE
CHANCE PRECIP (%) 10 80 50 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 16 (+15) 37 (+11) 19 29
RH % (24H TREND) 84 (-16) 78 (+39) 100 53
20FT WND AM(MPH) S 5 G17 W 13 G32
20FT WND PM(MPH) S 6 G18 S 7 G19 SW 7 W 14 G34
PRECIP AMOUNT 0.00 0.14 0.08 0.00
PRECIP DURATION 6 2
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT (FT-AGL) 210 2010 300 5490
TRANSPORT WND (KTS) SW 10 S 20 SW 15 W 36
VENT RATE (KT-FT) 2100 40200 4500 197640
MAX ADI EARLY 14 GEN POOR 8 POOR 16 GEN POOR 105 VERY GOOD
MAX ADI LATE 14 GEN POOR 16 GEN POOR 29 FAIR 105 VERY GOOD
MAX LVORI EARLY 4 6 5 2
MAX LVORI LATE 4 6 5 2
MIN VSBY EARLY 9 4 FOG 1 FOG 9
MIN VSBY LATE 9 1 FOG 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 60 30 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 14. WEST WINDS 10 TO
15 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. WEST WINDS 10 TO
15 MPH.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLOUDY. LOWS AROUND 16. HIGHS
IN THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS AROUND 20. HIGHS IN THE UPPER 20S. NORTHWEST WINDS 5 TO
10 MPH.
SUNDAY NIGHT AND MONDAY
PARTLY CLOUDY. LOWS AROUND 7. HIGHS
AROUND 19. NORTHWEST WINDS 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 10. WEST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. WEST WINDS AROUND
5 MPH.
MAZ010-100900-
EASTERN HAMPSHIRE MA-
INCLUDING THE CITIES OF AMHERST, BELCHERTOWN, NORTHAMPTON,
SOUTHAMPTON, AND WARE
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SNOW/FZ RA FRZ RAIN NONE
CHANCE PRECIP (%) 10 80 50 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 18 (+17) 40 (+11) 24 33
RH % (24H TREND) 88 (-12) 72 (+39) 100 48
20FT WND AM(MPH) S 6 G19 W 11 G29
20FT WND PM(MPH) S 5 S 9 G20 SW 7 G18 W 12 G33
PRECIP AMOUNT 0.00 0.10 0.08 0.00
PRECIP DURATION 5 2
PRECIP BEGIN 8 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT (FT-AGL) 300 2380 370 5980
TRANSPORT WND (KTS) S 9 S 20 SW 13 W 32
VENT RATE (KT-FT) 2700 47600 4810 191360
MAX ADI EARLY 9 POOR 8 POOR 13 GEN POOR 105 VERY GOOD
MAX ADI LATE 13 GEN POOR 15 GEN POOR 17 GEN POOR 105 VERY GOOD
MAX LVORI EARLY 4 6 5 1
MAX LVORI LATE 4 6 5 1
MIN VSBY EARLY 10 8 1 FOG 9
MIN VSBY LATE 9 2 FOG 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 50 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 15. WEST WINDS 10 TO
15 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. WEST WINDS 10 TO
15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 18. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS IN THE LOWER 20S. HIGHS IN THE LOWER 30S. NORTHWEST WINDS
10 TO 15 MPH.
SUNDAY NIGHT AND MONDAY
PARTLY CLOUDY. LOWS AROUND 10. HIGHS
IN THE LOWER 20S. NORTHWEST WINDS 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 11. WEST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. WEST WINDS
AROUND 5 MPH.
MAZ009-100900-
WESTERN HAMPDEN MA-
INCLUDING THE CITIES OF BLANDFORD, CHESTER, GRANVILLE,
MONTGOMERY, RUSSELL, AND TOLLAND
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SNOW/RAIN SNOW/FZ RA NONE
CHANCE PRECIP (%) 10 80 40 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 18 (+14) 38 (+11) 21 30
RH % (24H TREND) 84 (-3) 77 (+41) 100 53
20FT WND AM(MPH) S 5 G17 W 13 G30
20FT WND PM(MPH) S 6 G17 SW 8 G19 SW 7 W 14 G32
PRECIP AMOUNT 0.00 0.15 0.07 0.00
PRECIP DURATION 5 2
PRECIP BEGIN 7 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT (FT-AGL) 150 2040 220 5410
TRANSPORT WND (KTS) S 9 S 21 SW 17 W 32
VENT RATE (KT-FT) 1350 42840 3740 173120
MAX ADI EARLY 15 GEN POOR 8 POOR 19 GEN POOR 105 VERY GOOD
MAX ADI LATE 15 GEN POOR 17 GEN POOR 29 FAIR 105 VERY GOOD
MAX LVORI EARLY 4 6 5 1
MAX LVORI LATE 4 6 5 1
MIN VSBY EARLY 10 5 FOG 1 FOG 9
MIN VSBY LATE 9 1 FOG 6 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 60 30 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 15. WEST WINDS 10 TO
15 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. WEST WINDS 10 TO
15 MPH.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLOUDY. LOWS AROUND 17. HIGHS
IN THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS IN THE LOWER 20S. HIGHS IN THE UPPER 20S. NORTHWEST WINDS
5 TO 10 MPH.
SUNDAY NIGHT AND MONDAY
PARTLY CLOUDY. LOWS AROUND 9. HIGHS IN
THE LOWER 20S. NORTHWEST WINDS 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 11. WEST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. WEST WINDS
AROUND 5 MPH.
MAZ011-100900-
EASTERN HAMPDEN MA-
INCLUDING THE CITIES OF CHICOPEE, HOLLAND, PALMER, SOUTHWICK,
SPRINGFIELD, AND WESTFIELD
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE FRZ RAIN RAIN NONE
CHANCE PRECIP (%) 10 80 50 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 20 (+17) 42 (+12) 25 32
RH % (24H TREND) 85 (-15) 68 (+39) 100 43
20FT WND AM(MPH) S 7 G19 W 11 G29
20FT WND PM(MPH) S 5 G17 S 9 G21 SW 7 G19 W 12 G32
PRECIP AMOUNT 0.00 0.12 0.09 0.00
PRECIP DURATION 4 2
PRECIP BEGIN 8 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT (FT-AGL) 300 2340 390 5780
TRANSPORT WND (KTS) S 10 S 20 SW 15 W 29
VENT RATE (KT-FT) 3000 46800 5850 167620
MAX ADI EARLY 12 POOR 11 POOR 14 GEN POOR 104 VERY GOOD
MAX ADI LATE 13 GEN POOR 16 GEN POOR 16 GEN POOR 105 VERY GOOD
MAX LVORI EARLY 4 5 5 1
MAX LVORI LATE 4 5 5 1
MIN VSBY EARLY 10 8 1 FOG 9
MIN VSBY LATE 10 2 FOG 8 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 50 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 16. WEST WINDS 10 TO
15 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. WEST WINDS 5 TO
10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 19. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS IN THE MID 20S. HIGHS IN THE LOWER 30S. NORTHWEST WINDS 5 TO
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. COLDER. LOWS AROUND 10. NORTHWEST
WINDS 10 TO 15 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 20S. NORTHWEST WINDS 5 TO
10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 12. WEST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. WEST WINDS
AROUND 5 MPH.
CTZ002-100900-
HARTFORD CT-
INCLUDING THE CITIES OF HARTFORD, GLASTONBURY, GRANBY,
SOUTHINGTON, AND WINDSOR LOCKS
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE RAIN RAIN NONE
CHANCE PRECIP (%) 10 80 50 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 21 (+13) 43 (+11) 26 34
RH % (24H TREND) 88 (-8) 64 (+39) 100 41
20FT WND AM(MPH) S 6 G19 W 10 G27
20FT WND PM(MPH) S 5 S 9 G21 SW 7 G19 W 12 G29
PRECIP AMOUNT 0.00 0.12 0.08 0.00
PRECIP DURATION 4 2
PRECIP BEGIN 9 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT (FT-AGL) 340 2480 400 5820
TRANSPORT WND (KTS) SW 11 S 22 SW 16 W 28
VENT RATE (KT-FT) 3740 54560 6400 162960
MAX ADI EARLY 11 POOR 8 POOR 16 GEN POOR 95 GOOD
MAX ADI LATE 13 GEN POOR 16 GEN POOR 17 GEN POOR 104 VERY GOOD
MAX LVORI EARLY 4 5 6 1
MAX LVORI LATE 4 5 6 1
MIN VSBY EARLY 10 9 1 FOG 9
MIN VSBY LATE 10 2 FOG 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 60 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 19. WEST WINDS 10 TO
15 MPH.
FRIDAY AND FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S.
HIGHS IN THE LOWER 30S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS IN THE MID 20S. HIGHS IN THE LOWER 30S. NORTHWEST WINDS 5 TO
10 MPH.
SUNDAY NIGHT AND MONDAY
PARTLY CLOUDY. LOWS AROUND 12. HIGHS
IN THE MID 20S. NORTHWEST WINDS 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 15. NORTHWEST WINDS
5 TO 10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 30. WEST WINDS AROUND
5 MPH.
CTZ003-100900-
TOLLAND CT-
INCLUDING THE CITIES OF MANSFIELD, STAFFORD SPRINGS, AND VERNON
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE RAIN RAIN NONE
CHANCE PRECIP (%) 10 80 50 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 21 (+15) 44 (+12) 26 34
RH % (24H TREND) 88 (-12) 72 (+46) 100 49
20FT WND AM(MPH) S 7 G19 W 11 G29
20FT WND PM(MPH) S 5 S 10 G21 SW 8 G19 W 12 G32
PRECIP AMOUNT 0.00 0.15 0.11 0.00
PRECIP DURATION 3 2
PRECIP BEGIN 10 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT (FT-AGL) 250 2540 320 5580
TRANSPORT WND (KTS) S 11 S 23 SW 16 W 28
VENT RATE (KT-FT) 2750 58420 5120 156240
MAX ADI EARLY 12 POOR 12 POOR 17 GEN POOR 99 GOOD
MAX ADI LATE 15 GEN POOR 18 GEN POOR 22 FAIR 104 VERY GOOD
MAX LVORI EARLY 4 6 5 1
MAX LVORI LATE 4 6 5 1
MIN VSBY EARLY 10 9 1 FOG 9
MIN VSBY LATE 9 2 FOG 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 60 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 18. WEST WINDS 10 TO
15 MPH.
FRIDAY AND FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S.
HIGHS IN THE LOWER 30S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS IN THE MID 20S. HIGHS IN THE LOWER 30S. NORTHWEST WINDS 5 TO
10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLEAR. LOWS AROUND 12. HIGHS IN
THE MID 20S. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 14. WEST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. WEST WINDS
AROUND 5 MPH.
CTZ004-100900-
WINDHAM CT-
INCLUDING THE CITIES OF ASHFORD, PLAINFIELD, PUTNAM,
AND WILLIMANTIC
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE RAIN RAIN NONE
CHANCE PRECIP (%) 10 70 60 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 21 (+13) 47 (+13) 26 35
RH % (24H TREND) 90 (-1) 64 (+41) 100 41
20FT WND AM(MPH) S 7 G19 W 10 G28
20FT WND PM(MPH) S 5 S 10 G21 SW 8 G19 W 12 G31
PRECIP AMOUNT 0.00 0.14 0.10 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 12 PM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT (FT-AGL) 340 2520 430 5880
TRANSPORT WND (KTS) SW 11 S 24 SW 16 W 30
VENT RATE (KT-FT) 3740 60480 6880 176400
MAX ADI EARLY 11 POOR 8 POOR 18 GEN POOR 102 VERY GOOD
MAX ADI LATE 14 GEN POOR 19 GEN POOR 19 GEN POOR 105 VERY GOOD
MAX LVORI EARLY 4 5 5 1
MAX LVORI LATE 4 5 5 1
MIN VSBY EARLY 10 9 1 FOG 9
MIN VSBY LATE 9 3 FOG 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 60 50 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 18. WEST WINDS 10 TO
15 MPH.
FRIDAY
SUNNY. HIGHS IN THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S. WEST WINDS
5 TO 10 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS IN THE MID 20S. HIGHS IN THE LOWER 30S. NORTHWEST WINDS 5 TO
10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLEAR. LOWS AROUND 12. HIGHS IN
THE MID 20S. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 14. WEST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 30. WEST WINDS AROUND
5 MPH.
RIZ001-100900-
NORTHWEST PROVIDENCE RI-
INCLUDING THE CITIES OF CUMBERLAND, FOSTER, GLOCESTER,
AND SMITHFIELD
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SNOW RAIN RAIN NONE
CHANCE PRECIP (%) 20 60 60 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 22 (+13) 46 (+13) 27 34
RH % (24H TREND) 92 (+1) 70 (+46) 100 47
20FT WND AM(MPH) SW 7 G18 W 11 G26
20FT WND PM(MPH) LGT/VAR S 9 G21 SW 8 G18 W 12 G29
PRECIP AMOUNT 0.01 0.12 0.12 0.00
PRECIP DURATION 0 2 2
PRECIP BEGIN 11 PM 12 PM CONTINUING
PRECIP END 1 AM CONTINUING 3 AM
MIXING HGT (FT-AGL) 300 2610 420 5790
TRANSPORT WND (KTS) SW 12 S 26 SW 17 W 31
VENT RATE (KT-FT) 3600 67860 7140 179490
MAX ADI EARLY 10 POOR 9 POOR 19 GEN POOR 102 VERY GOOD
MAX ADI LATE 13 GEN POOR 20 GEN POOR 22 FAIR 105 VERY GOOD
MAX LVORI EARLY 4 4 5 1
MAX LVORI LATE 4 4 5 1
MIN VSBY EARLY 10 9 1 FOG 9
MIN VSBY LATE 9 5 FOG 7 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 50 50 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 19. WEST WINDS 10 TO
15 MPH.
FRIDAY
SUNNY. HIGHS IN THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S. WEST WINDS
AROUND 5 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS IN THE MID 20S. HIGHS IN THE LOWER 30S. NORTHWEST WINDS 5 TO
10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLEAR. LOWS AROUND 13. HIGHS IN
THE MID 20S. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 15. WEST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 30. WEST WINDS AROUND
5 MPH.
RIZ002-100900-
SOUTHEAST PROVIDENCE RI-
INCLUDING THE CITIES OF CRANSTON, JOHNSTON, PAWTUCKET,
AND PROVIDENCE
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SNOW RAIN RAIN NONE
CHANCE PRECIP (%) 20 60 60 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 23 (+11) 48 (+13) 29 36
RH % (24H TREND) 92 (+23) 70 (+45) 100 45
20FT WND AM(MPH) SW 7 G17 W 10 G25
20FT WND PM(MPH) LGT/VAR S 11 G21 SW 8 G18 W 12 G27
PRECIP AMOUNT 0.01 0.08 0.12 0.00
PRECIP DURATION 0 2 2
PRECIP BEGIN 11 PM 12 PM CONTINUING
PRECIP END 2 AM CONTINUING 3 AM
MIXING HGT (FT-AGL) 360 2580 640 5920
TRANSPORT WND (KTS) SW 12 S 25 SW 19 W 27
VENT RATE (KT-FT) 4320 64500 12160 159840
MAX ADI EARLY 9 POOR 26 FAIR 20 GEN POOR 99 GOOD
MAX ADI LATE 10 POOR 21 FAIR 23 FAIR 105 VERY GOOD
MAX LVORI EARLY 5 4 5 1
MAX LVORI LATE 5 4 5 1
MIN VSBY EARLY 10 9 2 FOG 9
MIN VSBY LATE 9 6 FOG 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 40 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 20. WEST WINDS 10 TO
15 MPH.
FRIDAY
SUNNY. HIGHS IN THE MID 30S. WEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S. WEST WINDS
5 TO 10 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS IN THE MID 20S. HIGHS IN THE MID 30S. NORTHWEST WINDS 10 TO
15 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SNOW. COLDER. LOWS
AROUND 15. NORTHWEST WINDS 10 TO 15 MPH.
MONDAY
SUNNY. HIGHS IN THE UPPER 20S. NORTHWEST WINDS 10 TO
15 MPH.
MONDAY NIGHT AND TUESDAY
PARTLY CLOUDY. LOWS AROUND 16. HIGHS
IN THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
RIZ003-100900-
WESTERN KENT RI-
INCLUDING THE CITIES OF COVENTRY AND WEST GREENWICH
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SNOW RAIN RAIN NONE
CHANCE PRECIP (%) 20 60 60 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 22 (+13) 47 (+11) 28 35
RH % (24H TREND) 89 (+16) 71 (+46) 100 45
20FT WND AM(MPH) SW 7 G18 W 11 G26
20FT WND PM(MPH) SW 5 SW 11 G22 SW 9 G19 W 12 G29
PRECIP AMOUNT 0.02 0.12 0.13 0.00
PRECIP DURATION 0 2 2
PRECIP BEGIN 11 PM 12 PM CONTINUING
PRECIP END 1 AM CONTINUING 3 AM
MIXING HGT (FT-AGL) 290 2580 370 5730
TRANSPORT WND (KTS) SW 13 S 27 SW 16 W 29
VENT RATE (KT-FT) 3770 69660 5920 166170
MAX ADI EARLY 13 GEN POOR 28 FAIR 20 GEN POOR 97 GOOD
MAX ADI LATE 14 GEN POOR 19 GEN POOR 17 GEN POOR 105 VERY GOOD
MAX LVORI EARLY 4 4 5 2
MAX LVORI LATE 4 4 5 2
MIN VSBY EARLY 10 9 2 FOG 9
MIN VSBY LATE 9 6 FOG 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 50 50 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 20. WEST WINDS 10 TO
15 MPH.
FRIDAY
SUNNY. HIGHS IN THE MID 30S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S. WEST WINDS
AROUND 5 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 30S. WEST WINDS 5 TO
10 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS IN THE MID 20S. HIGHS IN THE MID 30S. NORTHWEST WINDS 5 TO
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SNOW. COLDER. LOWS
AROUND 14. NORTHWEST WINDS AROUND 10 MPH.
MONDAY
SUNNY. HIGHS IN THE UPPER 20S. NORTHWEST WINDS 5 TO
10 MPH.
MONDAY NIGHT AND TUESDAY
PARTLY CLOUDY. LOWS AROUND 16. HIGHS
IN THE LOWER 30S. WEST WINDS AROUND 5 MPH.
RIZ004-100900-
EASTERN KENT RI-
INCLUDING THE CITIES OF EAST GREENWICH, WARWICK, AND WEST WARWICK
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SNOW RAIN RAIN NONE
CHANCE PRECIP (%) 20 60 60 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 23 (+10) 48 (+11) 29 37
RH % (24H TREND) 92 (+25) 65 (+41) 98 40
20FT WND AM(MPH) SW 8 G23 W 11 G24
20FT WND PM(MPH) SW 5 S 12 G26 SW 9 G23 W 13 G27
PRECIP AMOUNT 0.02 0.09 0.12 0.00
PRECIP DURATION 0 2 2
PRECIP BEGIN 11 PM 12 PM CONTINUING
PRECIP END 2 AM CONTINUING 4 AM
MIXING HGT (FT-AGL) 390 2850 640 5850
TRANSPORT WND (KTS) SW 13 SW 27 SW 17 W 26
VENT RATE (KT-FT) 5070 76950 10880 152100
MAX ADI EARLY 14 GEN POOR 31 FAIR 21 FAIR 97 GOOD
MAX ADI LATE 15 GEN POOR 23 FAIR 22 FAIR 105 VERY GOOD
MAX LVORI EARLY 4 4 5 1
MAX LVORI LATE 4 4 5 1
MIN VSBY EARLY 10 9 2 FOG 7
MIN VSBY LATE 10 7 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 40 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 20S. WEST WINDS
10 TO 15 MPH.
FRIDAY
SUNNY. HIGHS IN THE MID 30S. WEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. WEST WINDS
5 TO 10 MPH.
SATURDAY
PARTLY SUNNY. HIGHS AROUND 40. WEST WINDS 5 TO
10 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS IN THE UPPER 20S. HIGHS IN THE MID 30S. NORTHWEST WINDS
10 TO 15 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SNOW. COLDER. LOWS
AROUND 16. NORTHWEST WINDS 10 TO 15 MPH.
MONDAY
SUNNY. HIGHS IN THE UPPER 20S. NORTHWEST WINDS 10 TO
15 MPH.
MONDAY NIGHT AND TUESDAY
PARTLY CLOUDY. LOWS AROUND 17. HIGHS
IN THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
RIZ005-100900-
BRISTOL RI-
INCLUDING THE CITIES OF BARRINGTON, BRISTOL, AND WARREN
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE RAIN RAIN RAIN NONE
CHANCE PRECIP (%) 20 50 60 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 27 (+15) 49 (+11) 30 37
RH % (24H TREND) 85 (+2) 70 (+43) 96 43
20FT WND AM(MPH) SW 10 G24 W 11 G26
20FT WND PM(MPH) SW 7 S 15 G28 SW 12 G25 W 13 G29
PRECIP AMOUNT 0.02 0.05 0.11 0.00
PRECIP DURATION 0 1 2
PRECIP BEGIN 11 PM 1 PM CONTINUING
PRECIP END 2 AM CONTINUING 4 AM
MIXING HGT (FT-AGL) 390 2860 580 5810
TRANSPORT WND (KTS) SW 15 SW 28 SW 21 W 26
VENT RATE (KT-FT) 5850 80080 12180 151060
MAX ADI EARLY 19 GEN POOR 14 GEN POOR 25 FAIR 98 GOOD
MAX ADI LATE 19 GEN POOR 23 FAIR 25 FAIR 105 VERY GOOD
MAX LVORI EARLY 4 4 4 1
MAX LVORI LATE 4 4 4 1
MIN VSBY EARLY 10 10 2 FOG 8
MIN VSBY LATE 10 8 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 30 30 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 20S. WEST WINDS
AROUND 15 MPH.
FRIDAY
SUNNY. HIGHS IN THE MID 30S. WEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. WEST WINDS
5 TO 10 MPH.
SATURDAY
PARTLY SUNNY. HIGHS AROUND 40. WEST WINDS 5 TO
10 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS IN THE UPPER 20S. HIGHS IN THE MID 30S. NORTHWEST WINDS
10 TO 15 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SNOW. COLDER. LOWS
AROUND 17. NORTHWEST WINDS 10 TO 15 MPH.
MONDAY
SUNNY. HIGHS IN THE UPPER 20S. NORTHWEST WINDS 10 TO
15 MPH.
MONDAY NIGHT AND TUESDAY
PARTLY CLOUDY. LOWS AROUND 19. HIGHS
IN THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
RIZ006-100900-
WASHINGTON RI-
INCLUDING THE CITIES OF KINGSTON, NARRAGANSETT, RICHMOND,
AND WESTERLY
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY MCLEAR
PRECIP TYPE NONE RAIN RAIN NONE
CHANCE PRECIP (%) 20 60 60 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 23 (+12) 49 (+10) 28 37
RH % (24H TREND) 92 (+16) 65 (+44) 100 43
20FT WND AM(MPH) SW 9 G25 W 12 G27
20FT WND PM(MPH) SW 6 G22 SW 12 G29 SW 9 G29 W 14 G30
PRECIP AMOUNT 0.00 0.09 0.12 0.00
PRECIP DURATION 1 2
PRECIP BEGIN 1 PM CONTINUING
PRECIP END CONTINUING 4 AM
MIXING HGT (FT-AGL) 260 3080 500 5980
TRANSPORT WND (KTS) SW 19 SW 29 SW 22 W 28
VENT RATE (KT-FT) 4940 89320 11000 167440
MAX ADI EARLY 19 GEN POOR 34 FAIR 24 FAIR 96 GOOD
MAX ADI LATE 20 GEN POOR 25 FAIR 24 FAIR 105 VERY GOOD
MAX LVORI EARLY 4 4 5 1
MAX LVORI LATE 4 4 5 1
MIN VSBY EARLY 10 9 2 FOG 8
MIN VSBY LATE 9 7 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 40 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 20S. WEST WINDS
15 TO 20 MPH.
FRIDAY
SUNNY. HIGHS IN THE MID 30S. WEST WINDS 15 TO 20 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. WEST WINDS
10 TO 15 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE LOWER 40S. WEST WINDS
10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS IN
THE UPPER 20S. WEST WINDS 10 TO 15 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SNOW AND RAIN. HIGHS IN
THE UPPER 30S. NORTHWEST WINDS 15 TO 20 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SNOW. COLDER. LOWS
AROUND 15. NORTHWEST WINDS 15 TO 20 MPH.
MONDAY
SUNNY. HIGHS AROUND 30. NORTHWEST WINDS 15 TO 20 MPH.
MONDAY NIGHT AND TUESDAY
PARTLY CLOUDY. LOWS AROUND 17. HIGHS
IN THE LOWER 30S. WEST WINDS 10 TO 15 MPH.
RIZ007-100900-
NEWPORT RI-
INCLUDING THE CITIES OF NEWPORT, PORTSMOUTH, AND TIVERTON
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE RAIN RAIN RAIN NONE
CHANCE PRECIP (%) 20 50 50 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 28 (+12) 50 (+9) 30 38
RH % (24H TREND) 89 (+16) 65 (+39) 99 45
20FT WND AM(MPH) SW 11 G26 W 13 G26
20FT WND PM(MPH) SW 9 G22 SW 15 G29 SW 13 G29 W 15 G30
PRECIP AMOUNT 0.03 0.05 0.12 0.00
PRECIP DURATION 0 1 2
PRECIP BEGIN 11 PM 1 PM CONTINUING
PRECIP END 2 AM CONTINUING 4 AM
MIXING HGT (FT-AGL) 320 3200 880 6080
TRANSPORT WND (KTS) SW 21 SW 31 SW 27 W 26
VENT RATE (KT-FT) 6720 99200 23760 158080
MAX ADI EARLY 26 FAIR 19 GEN POOR 33 FAIR 92 GOOD
MAX ADI LATE 25 FAIR 34 FAIR 33 FAIR 105 VERY GOOD
MAX LVORI EARLY 3 4 4 1
MAX LVORI LATE 3 4 4 1
MIN VSBY EARLY 10 9 2 FOG 9
MIN VSBY LATE 10 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 30 30 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 20S. WEST WINDS
15 TO 20 MPH.
FRIDAY
SUNNY. HIGHS IN THE MID 30S. WEST WINDS 15 TO 20 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 20S. WEST WINDS
10 TO 15 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF SNOW. HIGHS IN THE
LOWER 40S. WEST WINDS 10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS
AROUND 30. WEST WINDS 10 TO 15 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SNOW AND RAIN. HIGHS IN
THE UPPER 30S. WEST WINDS 15 TO 20 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SNOW. COLDER. LOWS
AROUND 19. NORTHWEST WINDS 15 TO 20 MPH.
MONDAY
SUNNY. HIGHS AROUND 30. NORTHWEST WINDS 15 TO 20 MPH.
MONDAY NIGHT AND TUESDAY
PARTLY CLOUDY. LOWS AROUND 20. HIGHS
IN THE MID 30S. WEST WINDS 10 TO 15 MPH.
RIZ008-100900-
BLOCK ISLAND RI-
INCLUDING THE CITY OF NEW SHOREHAM
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE RAIN RAIN NONE
CHANCE PRECIP (%) 20 50 60 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 33 (+14) 51 (+8) 31 40
RH % (24H TREND) 73 (+6) 68 (+36) 87 50
20FT WND AM(MPH) SW 15 G27 W 19 G29
20FT WND PM(MPH) SW 13 G23 SW 18 G31 SW 17 G31 W 24 G34
PRECIP AMOUNT 0.00 0.07 0.14 0.00
PRECIP DURATION 1 4
PRECIP BEGIN 1 PM CONTINUING
PRECIP END CONTINUING 5 AM
MIXING HGT (FT-AGL) 3050 3050 2500 7030
TRANSPORT WND (KTS) SW 30 SW 28 SW 37 W 37
VENT RATE (KT-FT) 91500 85400 92500 260110
MAX ADI EARLY 48 GEN GOOD 43 GEN GOOD 60 GEN GOOD 102 VERY GOOD
MAX ADI LATE 51 GEN GOOD 57 GEN GOOD 48 GEN GOOD 105 VERY GOOD
MAX LVORI EARLY 3 4 4 1
MAX LVORI LATE 3 4 4 1
MIN VSBY EARLY 10 10 3 FOG 9
MIN VSBY LATE 10 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 40 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
BREEZY. PARTLY CLOUDY. LOWS IN THE UPPER 20S.
WEST WINDS 20 TO 25 MPH.
FRIDAY AND FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 30S.
HIGHS IN THE UPPER 30S. WEST WINDS 15 TO 20 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN
AND SNOW. LOWS IN THE MID 30S. HIGHS IN THE LOWER 40S. NORTHWEST
WINDS 15 TO 20 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SNOW. COLDER. LOWS
IN THE LOWER 20S. NORTHWEST WINDS 15 TO 20 MPH.
MONDAY
SUNNY. HIGHS IN THE LOWER 30S. NORTHWEST WINDS 15 TO
20 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 20S. NORTHWEST
WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 30S. WEST WINDS AROUND
10 MPH.
MAZ017-100900-
NORTHERN BRISTOL MA-
INCLUDING THE CITIES OF ATTLEBORO, BERKLEY, EASTON, MANSFIELD,
REHOBOTH, AND TAUNTON
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SNOW/FZ RA RAIN RAIN NONE
CHANCE PRECIP (%) 20 60 60 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 21 (+14) 48 (+13) 28 36
RH % (24H TREND) 92 (-3) 65 (+40) 100 39
20FT WND AM(MPH) SW 6 G18 W 10 G25
20FT WND PM(MPH) LGT/VAR S 9 G21 SW 7 G19 W 12 G27
PRECIP AMOUNT 0.02 0.06 0.10 0.00
PRECIP DURATION 0 2 2
PRECIP BEGIN 11 PM 12 PM CONTINUING
PRECIP END 3 AM CONTINUING 3 AM
MIXING HGT (FT-AGL) 390 2810 470 5710
TRANSPORT WND (KTS) SW 9 S 27 SW 16 W 30
VENT RATE (KT-FT) 3510 75870 7520 171300
MAX ADI EARLY 9 POOR 9 POOR 19 GEN POOR 98 GOOD
MAX ADI LATE 10 POOR 22 FAIR 13 GEN POOR 105 VERY GOOD
MAX LVORI EARLY 5 4 6 2
MAX LVORI LATE 5 4 6 2
MIN VSBY EARLY 10 9 2 FOG 9
MIN VSBY LATE 9 7 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 40 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 19. WEST WINDS 10 TO
15 MPH.
FRIDAY
SUNNY. HIGHS IN THE MID 30S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S. WEST WINDS
AROUND 5 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS IN THE MID 20S. HIGHS IN THE MID 30S. NORTHWEST WINDS 5 TO
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SNOW. COLDER. LOWS
AROUND 14. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
SUNNY. HIGHS IN THE UPPER 20S. NORTHWEST WINDS 5 TO
10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 15. WEST WINDS AROUND
5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. WEST WINDS
AROUND 5 MPH.
MAZ018-100900-
WESTERN PLYMOUTH MA-
INCLUDING THE CITIES OF BRIDGEWATER, BROCKTON, CARVER,
MIDDLEBORO, AND PEMBROKE
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SNOW/FZ RA RAIN RAIN NONE
CHANCE PRECIP (%) 30 50 50 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 21 (+12) 49 (+13) 28 37
RH % (24H TREND) 96 (+9) 70 (+43) 100 45
20FT WND AM(MPH) SW 6 G19 W 11 G27
20FT WND PM(MPH) LGT/VAR S 10 G22 SW 7 G20 W 13 G29
PRECIP AMOUNT 0.02 0.05 0.10 0.00
PRECIP DURATION 1 1 2
PRECIP BEGIN 11 PM 12 PM CONTINUING
PRECIP END 3 AM CONTINUING 4 AM
MIXING HGT (FT-AGL) 370 2650 470 5530
TRANSPORT WND (KTS) S 9 S 26 SW 17 W 30
VENT RATE (KT-FT) 3330 68900 7990 165900
MAX ADI EARLY 10 POOR 10 POOR 20 GEN POOR 98 GOOD
MAX ADI LATE 11 POOR 23 FAIR 18 GEN POOR 105 VERY GOOD
MAX LVORI EARLY 6 4 5 1
MAX LVORI LATE 6 4 5 1
MIN VSBY EARLY 10 9 2 FOG 6 FOG
MIN VSBY LATE 9 7 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 30 30 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 19. WEST WINDS 15 TO
20 MPH.
FRIDAY
SUNNY. HIGHS IN THE MID 30S. WEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S. WEST WINDS
AROUND 5 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW.
LOWS IN THE MID 20S. HIGHS IN THE UPPER 30S. NORTHWEST WINDS 5 TO
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SNOW. COLDER. LOWS
AROUND 14. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
SUNNY. HIGHS IN THE UPPER 20S. NORTHWEST WINDS 5 TO
10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 15. WEST WINDS AROUND
5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. WEST WINDS
AROUND 5 MPH.
MAZ019-100900-
EASTERN PLYMOUTH MA-
INCLUDING THE CITIES OF COHASSET, HINGHAM, MARSHFIELD, PLYMOUTH,
AND SCITUATE
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SNOW/FZ RA RAIN RAIN NONE
CHANCE PRECIP (%) 30 50 50 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 22 (+10) 49 (+12) 28 38
RH % (24H TREND) 96 (0) 63 (+36) 100 43
20FT WND AM(MPH) SW 8 G24 W 14 G28
20FT WND PM(MPH) SW 5 S 11 G26 SW 9 G26 W 18 G29
PRECIP AMOUNT 0.02 0.05 0.10 0.00
PRECIP DURATION 1 1 2
PRECIP BEGIN 10 PM 12 PM CONTINUING
PRECIP END 4 AM CONTINUING 4 AM
MIXING HGT (FT-AGL) 290 2440 620 6270
TRANSPORT WND (KTS) SW 12 SW 26 SW 22 W 25
VENT RATE (KT-FT) 3480 63440 13640 156750
MAX ADI EARLY 16 GEN POOR 18 GEN POOR 25 FAIR 104 VERY GOOD
MAX ADI LATE 17 GEN POOR 29 FAIR 30 FAIR 105 VERY GOOD
MAX LVORI EARLY 5 4 4 1
MAX LVORI LATE 5 4 4 1
MIN VSBY EARLY 10 9 3 FOG 5 FOG
MIN VSBY LATE 9 7 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 30 30 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
BREEZY. MOSTLY CLEAR. LOWS IN THE LOWER 20S.
WEST WINDS 15 TO 25 MPH.
FRIDAY
SUNNY. HIGHS IN THE MID 30S. WEST WINDS 15 TO 20 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. WEST WINDS
10 TO 15 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF SNOW. HIGHS AROUND 40.
SOUTHWEST WINDS 10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS IN
THE UPPER 20S. WEST WINDS 10 TO 15 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SNOW AND RAIN. HIGHS IN
THE UPPER 30S. WEST WINDS 15 TO 20 MPH.
SUNDAY NIGHT
BREEZY. PARTLY CLOUDY WITH A CHANCE OF SNOW.
COLDER. LOWS AROUND 16. NORTHWEST WINDS 20 TO 25 MPH.
MONDAY
SUNNY, COLDER. HIGHS IN THE UPPER 20S. NORTHWEST WINDS
15 TO 20 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 18. WEST WINDS 10 TO
15 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. WEST WINDS 5 TO
10 MPH.
MAZ020-100900-
SOUTHERN BRISTOL MA-
INCLUDING THE CITIES OF ACUSHNET, FALL RIVER, NEW BEDFORD,
SWANSEA, AND WESTPORT
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE RAIN RAIN RAIN NONE
CHANCE PRECIP (%) 20 50 50 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 23 (+11) 50 (+10) 28 38
RH % (24H TREND) 92 (+9) 64 (+40) 100 40
20FT WND AM(MPH) SW 9 G25 W 12 G26
20FT WND PM(MPH) SW 7 G23 S 13 G29 SW 10 G29 W 14 G28
PRECIP AMOUNT 0.03 0.05 0.10 0.00
PRECIP DURATION 0 1 2
PRECIP BEGIN 11 PM 1 PM CONTINUING
PRECIP END 3 AM CONTINUING 4 AM
MIXING HGT (FT-AGL) 270 2810 450 5780
TRANSPORT WND (KTS) SW 17 SW 29 SW 23 W 24
VENT RATE (KT-FT) 4590 81490 10350 138720
MAX ADI EARLY 19 GEN POOR 15 GEN POOR 25 FAIR 94 GOOD
MAX ADI LATE 21 FAIR 24 FAIR 24 FAIR 105 VERY GOOD
MAX LVORI EARLY 4 4 5 1
MAX LVORI LATE 4 4 5 1
MIN VSBY EARLY 10 9 3 FOG 7
MIN VSBY LATE 9 8 8 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 30 30 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 20S. WEST WINDS
15 TO 20 MPH.
FRIDAY
BREEZY, SUNNY. HIGHS IN THE MID 30S. WEST WINDS 15 TO
25 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. WEST WINDS
10 TO 15 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF SNOW. HIGHS IN THE
LOWER 40S. WEST WINDS 10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS IN
THE UPPER 20S. WEST WINDS 10 TO 15 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SNOW AND RAIN. HIGHS IN
THE UPPER 30S. WEST WINDS 15 TO 20 MPH.
SUNDAY NIGHT
BREEZY. PARTLY CLOUDY WITH A CHANCE OF SNOW.
COLDER. LOWS AROUND 16. NORTHWEST WINDS 20 TO 25 MPH.
MONDAY
BREEZY, SUNNY. HIGHS AROUND 30. NORTHWEST WINDS 15 TO
25 MPH.
MONDAY NIGHT AND TUESDAY
PARTLY CLOUDY. LOWS AROUND 17. HIGHS
IN THE MID 30S. WEST WINDS 10 TO 15 MPH.
MAZ021-100900-
SOUTHERN PLYMOUTH MA-
INCLUDING THE CITIES OF MARION, MATTAPOISETT, ROCHESTER,
AND WAREHAM
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY MCLEAR
PRECIP TYPE RAIN RAIN RAIN NONE
CHANCE PRECIP (%) 20 40 50 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 23 (+10) 50 (+10) 29 39
RH % (24H TREND) 92 (+22) 70 (+41) 100 47
20FT WND AM(MPH) SW 8 G26 W 11 G27
20FT WND PM(MPH) SW 6 G20 S 12 G28 SW 10 G28 W 14 G29
PRECIP AMOUNT 0.03 0.05 0.09 0.00
PRECIP DURATION 0 1 2
PRECIP BEGIN 11 PM 1 PM CONTINUING
PRECIP END 3 AM CONTINUING 4 AM
MIXING HGT (FT-AGL) 370 2620 610 5570
TRANSPORT WND (KTS) SW 11 SW 28 SW 22 W 24
VENT RATE (KT-FT) 4070 73360 13420 133680
MAX ADI EARLY 20 GEN POOR 15 GEN POOR 23 FAIR 97 GOOD
MAX ADI LATE 21 FAIR 24 FAIR 23 FAIR 105 VERY GOOD
MAX LVORI EARLY 4 4 5 1
MAX LVORI LATE 4 4 5 1
MIN VSBY EARLY 10 10 4 FOG 3 FOG
MIN VSBY LATE 10 9 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 30 30 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 20. WEST WINDS 10 TO
15 MPH.
FRIDAY
SUNNY. HIGHS IN THE UPPER 30S. WEST WINDS 15 TO 20 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. WEST WINDS
10 TO 15 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN AND SNOW. HIGHS IN
THE LOWER 40S. WEST WINDS 10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS IN
THE UPPER 20S. WEST WINDS 5 TO 10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SNOW AND RAIN. HIGHS IN
THE UPPER 30S. WEST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SNOW. COLDER. LOWS
AROUND 16. NORTHWEST WINDS 15 TO 20 MPH.
MONDAY
SUNNY. HIGHS AROUND 30. NORTHWEST WINDS 15 TO 20 MPH.
MONDAY NIGHT AND TUESDAY
PARTLY CLOUDY. LOWS AROUND 17. HIGHS
IN THE MID 30S. WEST WINDS 10 TO 15 MPH.
MAZ022-100900-
BARNSTABLE MA-
INCLUDING THE CITIES OF BOURNE, CHATHAM, FALMOUTH, HYANNIS,
PROVINCETOWN, AND WELLFLEET
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE RAIN RAIN RAIN NONE
CHANCE PRECIP (%) 20 40 50 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 28 (+9) 51 (+11) 30 41
RH % (24H TREND) 92 (+15) 68 (+39) 100 45
20FT WND AM(MPH) SW 10 G23 W 14 G28
20FT WND PM(MPH) SW 8 G21 S 13 G27 SW 11 G28 W 19 G31
PRECIP AMOUNT 0.02 0.03 0.04 0.00
PRECIP DURATION 1 1 2
PRECIP BEGIN 11 PM 1 PM CONTINUING
PRECIP END 5 AM CONTINUING 6 AM
MIXING HGT (FT-AGL) 380 2420 1000 6810
TRANSPORT WND (KTS) SW 25 SW 27 SW 28 W 27
VENT RATE (KT-FT) 9500 65340 28000 183870
MAX ADI EARLY 30 FAIR 23 FAIR 39 FAIR 91 GOOD
MAX ADI LATE 28 FAIR 34 FAIR 39 FAIR 104 VERY GOOD
MAX LVORI EARLY 4 4 4 1
MAX LVORI LATE 4 4 4 1
MIN VSBY EARLY 10 9 5 FOG 5 FOG
MIN VSBY LATE 10 9 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 20 20 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
WINDY. PARTLY CLOUDY. LOWS IN THE LOWER 20S.
WEST WINDS 20 TO 30 MPH.
FRIDAY
BREEZY, SUNNY. HIGHS IN THE UPPER 30S. WEST WINDS 15 TO
25 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 20S. WEST WINDS
15 TO 20 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE
LOWER 40S. WEST WINDS 10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS
AROUND 30. WEST WINDS 10 TO 15 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF RAIN AND SNOW. HIGHS
AROUND 40. WEST WINDS 15 TO 20 MPH.
SUNDAY NIGHT
BREEZY. MOSTLY CLOUDY WITH A CHANCE OF SNOW.
COLDER. LOWS AROUND 19. NORTHWEST WINDS 20 TO 25 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. NORTHWEST WINDS
15 TO 20 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. NORTHWEST
WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 30S. WEST WINDS 10 TO
15 MPH.
MAZ023-100900-
DUKES MA-
INCLUDING THE CITIES OF EDGARTOWN, OAK BLUFFS, AND VINEYARD HAVEN
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE RAIN RAIN RAIN NONE
CHANCE PRECIP (%) 20 40 50 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 31 (+12) 51 (+9) 31 42
RH % (24H TREND) 82 (+12) 66 (+37) 96 46
20FT WND AM(MPH) SW 14 G26 W 16 G29
20FT WND PM(MPH) SW 12 G24 S 16 G31 SW 16 G31 W 20 G34
PRECIP AMOUNT 0.01 0.03 0.04 0.00
PRECIP DURATION 0 1 2
PRECIP BEGIN 12 AM 1 PM CONTINUING
PRECIP END 3 AM CONTINUING 6 AM
MIXING HGT (FT-AGL) 1420 2810 1640 6850
TRANSPORT WND (KTS) SW 26 SW 25 SW 31 W 32
VENT RATE (KT-FT) 36920 70250 50840 219200
MAX ADI EARLY 43 GEN GOOD 36 FAIR 51 GEN GOOD 95 GOOD
MAX ADI LATE 47 GEN GOOD 40 FAIR 47 GEN GOOD 105 VERY GOOD
MAX LVORI EARLY 3 4 4 1
MAX LVORI LATE 3 4 4 1
MIN VSBY EARLY 10 9 6 FOG 6 FOG
MIN VSBY LATE 10 9 8 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 20 20 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
BREEZY. MOSTLY CLEAR. LOWS IN THE MID 20S. WEST
WINDS 20 TO 25 MPH.
FRIDAY
BREEZY, SUNNY. HIGHS IN THE UPPER 30S. WEST WINDS 15 TO
25 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 30. WEST WINDS 15 TO
20 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE
LOWER 40S. WEST WINDS 10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS IN
THE LOWER 30S. WEST WINDS 10 TO 15 MPH.
SUNDAY
BREEZY. PARTLY SUNNY WITH A CHANCE OF RAIN AND SNOW.
HIGHS AROUND 40. WEST WINDS 15 TO 25 MPH.
SUNDAY NIGHT
BREEZY. PARTLY CLOUDY WITH A CHANCE OF SNOW.
COLDER. LOWS AROUND 20. NORTHWEST WINDS 20 TO 25 MPH.
MONDAY THROUGH TUESDAY
BREEZY. PARTLY CLOUDY. LOWS IN THE
LOWER 20S. HIGHS IN THE MID 30S. WEST WINDS 20 TO 25 MPH.
MAZ024-100900-
NANTUCKET MA-
INCLUDING THE CITY OF NANTUCKET
409 PM EST TUE DEC 9 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE RAIN RAIN RAIN
CHANCE PRECIP (%) 10 30 50 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 31 (+7) 51 (+9) 32 44
RH % (24H TREND) 86 (+15) 66 (+24) 100 54
20FT WND AM(MPH) SW 13 G23 W 18 G29
20FT WND PM(MPH) SW 11 G21 S 15 G26 SW 15 G29 W 23 G34
PRECIP AMOUNT 0.00 0.01 0.01 0.00
PRECIP DURATION 0 2
PRECIP BEGIN 3 PM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT (FT-AGL) 1800 1920 1520 6720
TRANSPORT WND (KTS) SW 27 SW 26 SW 32 W 33
VENT RATE (KT-FT) 48600 49920 48640 221760
MAX ADI EARLY 41 GEN GOOD 33 FAIR 45 GEN GOOD 88 GOOD
MAX ADI LATE 46 GEN GOOD 40 FAIR 46 GEN GOOD 105 VERY GOOD
MAX LVORI EARLY 3 5 4 1
MAX LVORI LATE 3 5 4 1
MIN VSBY EARLY 10 9 9 9
MIN VSBY LATE 10 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 10 10 10
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
BREEZY. PARTLY CLOUDY. LOWS IN THE UPPER 20S.
WEST WINDS 20 TO 25 MPH.
FRIDAY
BREEZY, SUNNY. HIGHS IN THE UPPER 30S. WEST WINDS 15 TO
25 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS
15 TO 20 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE
LOWER 40S. WEST WINDS 10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS IN
THE LOWER 30S. WEST WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH RAIN LIKELY AND A CHANCE OF SNOW.
HIGHS IN THE LOWER 40S. WEST WINDS 15 TO 20 MPH.
SUNDAY NIGHT
BREEZY. MOSTLY CLOUDY WITH A CHANCE OF SNOW.
COLDER. LOWS IN THE LOWER 20S. NORTHWEST WINDS 15 TO 25 MPH.
MONDAY
BREEZY. MOSTLY SUNNY. HIGHS IN THE LOWER 30S. NORTHWEST
WINDS 15 TO 25 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 20S. NORTHWEST
WINDS 15 TO 20 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 30S. WEST WINDS 10 TO
15 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES BELOW NORMAL. PRECIPITATION NEAR NORMAL.
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