227
FNUS51 KBOX 192015
FWFBOX
FIRE WEATHER PLANNING FORECAST FOR SOUTHERN NEW ENGLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
414 PM EDT TUE AUG 19 2025
DISCUSSION
A DRY MUCH COOLER AND LESS HUMID AIRMASS WORKS INTO THE REGION
TODAY. HIGHS WILL BE IN THE 70S WITH NORTHEAST WIND GUSTS OF
20 TO 30 MPH ALONG THE COAST. MINIMUM AFTERNOON RELATIVE HUMIDITY
VALUES WILL DROP TO BETWEEN 30 AND 40 PERCENT.
OUTLOOK...TUESDAY THROUGH SUNDAY
GENERALLY DRY WEATHER PREVAILS FOR MOST OF THE WORK WEEK.
TEMPERATURES A BIT BELOW NORMAL WILL RETURN TO SEASONABLE LEVELS
FRIDAY INTO THE WEEKEND. AN EXTENDED PERIOD OF MAINLY DRY WEATHER
WILL PERSIST THROUGH SATURDAY WITH THE NEXT MAIN CHANCE FOR
SHOWERS NOT UNTIL SUNDAY.
MAZ015-200800-
SUFFOLK MA-
INCLUDING THE CITIES OF BOSTON, CHELSEA, REVERE, AND WINTHROP
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 60 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 58 (+5) 69 (-3) 58 71
RH % (24H TREND) 87 (+1) 63 (+14) 98 57
20FT WND AM(MPH) LGT/VAR NE 7 G18
20FT WND PM(MPH) LGT/VAR E 6 E 5 NE 9 G19
PRECIP AMOUNT 0.00 0.08 0.27 0.07
PRECIP DURATION 1 3 0
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 10 AM
MIXING HGT (FT-AGL) 440 2990 640 3980
TRANSPORT WND (KTS) SE 4 E 10 E 12 E 18
VENT RATE (KT-FT) 1760 29900 7680 71640
MAX ADI EARLY 30 FAIR 15 GEN POOR 12 POOR 65 GOOD
MAX ADI LATE 3 VERY POOR 1 VERY POOR 12 POOR 74 GOOD
MAX LVORI EARLY 4 4 5 2
MAX LVORI LATE 4 4 5 2
MIN VSBY EARLY 9 9 4 FOG 9
MIN VSBY LATE 9 8 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 30 40 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 10 TO 15 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. NORTHEAST WINDS
5 TO 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. NORTHWEST WINDS 5 TO
10 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTH
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 80. SOUTH WINDS 10 TO
15 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 10 TO
15 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
MAZ016-200800-
EASTERN NORFOLK MA-
INCLUDING THE CITIES OF BRAINTREE, MILTON, QUINCY, AND WEYMOUTH
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 60 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 57 (+4) 70 (-2) 57 71
RH % (24H TREND) 87 (+1) 66 (+17) 100 61
20FT WND AM(MPH) LGT/VAR NE 7 G19
20FT WND PM(MPH) LGT/VAR E 5 LGT/VAR NE 9 G20
PRECIP AMOUNT 0.00 0.06 0.28 0.09
PRECIP DURATION 1 3 1
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 AM
MIXING HGT (FT-AGL) 350 2960 470 3630
TRANSPORT WND (KTS) SE 6 E 7 E 10 E 19
VENT RATE (KT-FT) 2100 20720 4700 68970
MAX ADI EARLY 29 FAIR 17 GEN POOR 12 POOR 63 GOOD
MAX ADI LATE 3 VERY POOR 1 VERY POOR 12 POOR 76 GOOD
MAX LVORI EARLY 5 4 5 3
MAX LVORI LATE 5 4 5 3
MIN VSBY EARLY 9 9 4 FOG 9
MIN VSBY LATE 9 8 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 20 40 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 10 TO 15 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 5 TO 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER
60S. HIGHS AROUND 80. SOUTHWEST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 80. SOUTH WINDS 5 TO 10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
MAZ013-200800-
WESTERN NORFOLK MA-
INCLUDING THE CITIES OF BELLINGHAM, DEDHAM, FOXBOROUGH, MEDFIELD,
NORWOOD, STOUGHTON, AND WELLESLEY
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 60 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 55 (+7) 68 (-6) 56 70
RH % (24H TREND) 90 (-3) 65 (+21) 100 55
20FT WND AM(MPH) LGT/VAR NE 5
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NE 8 G17
PRECIP AMOUNT 0.00 0.09 0.34 0.09
PRECIP DURATION 1 4 1
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 AM
MIXING HGT (FT-AGL) 320 2910 340 3990
TRANSPORT WND (KTS) SE 4 E 7 NE 11 E 19
VENT RATE (KT-FT) 1280 20370 3740 75810
MAX ADI EARLY 33 FAIR 17 GEN POOR 16 GEN POOR 59 GEN GOOD
MAX ADI LATE 3 VERY POOR 23 FAIR 9 POOR 80 GOOD
MAX LVORI EARLY 6 4 8 3
MAX LVORI LATE 6 4 8 3
MIN VSBY EARLY 9 9 4 FOG 6 FOG
MIN VSBY LATE 9 6 FOG 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 30 40 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 5 TO 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER
50S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS AROUND
5 MPH.
MAZ014-200800-
SOUTHEAST MIDDLESEX MA-
INCLUDING THE CITIES OF CAMBRIDGE, LEXINGTON, NEWTON, WALTHAM,
AND WOBURN
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 50 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 58 (+8) 69 (-5) 58 72
RH % (24H TREND) 87 (+4) 65 (+18) 98 55
20FT WND AM(MPH) LGT/VAR NE 5
20FT WND PM(MPH) LGT/VAR E 5 LGT/VAR NE 8
PRECIP AMOUNT 0.00 0.10 0.25 0.06
PRECIP DURATION 1 2 0
PRECIP BEGIN 10 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 10 AM
MIXING HGT (FT-AGL) 390 2930 370 4390
TRANSPORT WND (KTS) SE 4 E 7 E 10 E 16
VENT RATE (KT-FT) 1560 20510 3700 70240
MAX ADI EARLY 32 FAIR 15 GEN POOR 9 POOR 63 GOOD
MAX ADI LATE 3 VERY POOR 1 VERY POOR 10 POOR 72 GOOD
MAX LVORI EARLY 5 4 6 1
MAX LVORI LATE 5 4 6 1
MIN VSBY EARLY 9 9 3 FOG 9
MIN VSBY LATE 9 9 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 30 40 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS 5 TO
10 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 5 TO 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER
60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO
10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS AROUND 80. WEST WINDS AROUND 5 MPH.
MAZ007-200800-
EASTERN ESSEX MA-
INCLUDING THE CITIES OF BEVERLY, GLOUCESTER, NEWBURYPORT,
PEABODY, SALEM, AND SAUGUS
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 50 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 58 (+8) 71 (-1) 56 73
RH % (24H TREND) 87 (-3) 55 (+8) 97 55
20FT WND AM(MPH) LGT/VAR NE 6 G18
20FT WND PM(MPH) LGT/VAR E 5 LGT/VAR NE 9 G20
PRECIP AMOUNT 0.00 0.06 0.23 0.06
PRECIP DURATION 1 2 0
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 10 AM
MIXING HGT (FT-AGL) 340 2870 590 3900
TRANSPORT WND (KTS) SE 4 SE 8 E 10 E 15
VENT RATE (KT-FT) 1360 22960 5900 58500
MAX ADI EARLY 22 FAIR 14 GEN POOR 10 POOR 58 GEN GOOD
MAX ADI LATE 4 VERY POOR 1 VERY POOR 10 POOR 61 GOOD
MAX LVORI EARLY 5 4 5 1
MAX LVORI LATE 5 4 5 1
MIN VSBY EARLY 9 9 6 FOG 9
MIN VSBY LATE 9 9 7 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 20 40 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 10 TO 15 MPH.
FRIDAY
SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS 10 TO
15 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. NORTHEAST WINDS
10 TO 15 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
SATURDAY
SUNNY. HIGHS AROUND 80. NORTHWEST WINDS 10 TO 15 MPH,
BECOMING SOUTHEAST 5 TO 10 MPH IN THE AFTERNOON.
SATURDAY NIGHT AND SUNDAY
PARTLY CLOUDY. LOWS IN THE LOWER
60S. HIGHS AROUND 80. SOUTH WINDS 10 TO 15 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 10 TO
15 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
MAZ006-200800-
WESTERN ESSEX MA-
INCLUDING THE CITIES OF AMESBURY, ANDOVER, HAVERHILL, LAWRENCE,
METHUEN, AND TOPSFIELD
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY MCLEAR
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 10 50 50 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 56 (+6) 68 (-5) 55 72
RH % (24H TREND) 90 (+4) 61 (+19) 100 49
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NE 7
PRECIP AMOUNT 0.00 0.08 0.22 0.05
PRECIP DURATION 1 2 0
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 9 AM
MIXING HGT (FT-AGL) 330 3050 340 4050
TRANSPORT WND (KTS) SE 3 E 6 E 8 E 14
VENT RATE (KT-FT) 990 18300 2720 56700
MAX ADI EARLY 26 FAIR 12 POOR 5 VERY POOR 63 GOOD
MAX ADI LATE 3 VERY POOR 1 VERY POOR 5 VERY POOR 73 GOOD
MAX LVORI EARLY 6 4 8 1
MAX LVORI LATE 6 4 8 1
MIN VSBY EARLY 9 9 7 9
MIN VSBY LATE 9 9 7 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 30 30 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 5 MPH.
FRIDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS 5 TO
10 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 5 TO 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. NORTHWEST WINDS AROUND
5 MPH, BECOMING SOUTH IN THE AFTERNOON.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTH
WINDS AROUND 5 MPH.
SUNDAY
PARTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO
10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS AROUND 80. WEST WINDS AROUND 5 MPH.
MAZ005-200800-
CENTRAL MIDDLESEX MA-
INCLUDING THE CITIES OF BURLINGTON, CHELMSFORD, FRAMINGHAM,
HOPKINTON, LOWELL, AND NATICK
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 50 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 55 (+7) 68 (-6) 55 71
RH % (24H TREND) 90 (+1) 63 (+22) 100 51
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NE 7
PRECIP AMOUNT 0.00 0.12 0.26 0.06
PRECIP DURATION 1 2 0
PRECIP BEGIN 10 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 10 AM
MIXING HGT (FT-AGL) 350 2980 350 4310
TRANSPORT WND (KTS) SE 3 E 7 NE 9 E 16
VENT RATE (KT-FT) 1050 20860 3150 68960
MAX ADI EARLY 33 FAIR 12 POOR 6 VERY POOR 67 GOOD
MAX ADI LATE 3 VERY POOR 1 VERY POOR 7 POOR 78 GOOD
MAX LVORI EARLY 6 4 8 2
MAX LVORI LATE 6 4 8 2
MIN VSBY EARLY 9 9 3 FOG 7
MIN VSBY LATE 9 6 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 40 40 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS 5 TO
10 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 5 TO 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER
50S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO
10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
MAZ012-200800-
SOUTHERN WORCESTER MA-
INCLUDING THE CITIES OF MILFORD, OXFORD, STURBRIDGE, UXBRIDGE,
WESTBOROUGH, AND WORCESTER
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 60 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 54 (+4) 68 (-7) 55 71
RH % (24H TREND) 90 (+1) 72 (+32) 100 56
20FT WND AM(MPH) LGT/VAR NE 5
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NE 8 G17
PRECIP AMOUNT 0.00 0.16 0.38 0.08
PRECIP DURATION 3 5 0
PRECIP BEGIN 10 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 10 AM
MIXING HGT (FT-AGL) 300 2630 430 4380
TRANSPORT WND (KTS) E 4 E 9 E 12 E 19
VENT RATE (KT-FT) 1200 23670 5160 83220
MAX ADI EARLY 31 FAIR 17 GEN POOR 19 GEN POOR 53 GEN GOOD
MAX ADI LATE 3 VERY POOR 22 FAIR 10 POOR 82 GOOD
MAX LVORI EARLY 6 5 8 3
MAX LVORI LATE 6 5 8 3
MIN VSBY EARLY 9 9 3 FOG 3 FOG
MIN VSBY LATE 9 3 FOG 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 40 50 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS 5 TO
10 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS AROUND
5 MPH, BECOMING SOUTHWEST IN THE AFTERNOON.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTH
WINDS 5 TO 10 MPH.
SUNDAY AND SUNDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 70S. SOUTH WINDS 5 TO 10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
MAZ004-200800-
NORTHERN WORCESTER MA-
INCLUDING THE CITIES OF ATHOL, BOYLSTON, BROOKFIELD, FITCHBURG,
GARDNER, AND HARVARD
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 10 60 60 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 52 (+3) 65 (-8) 52 71
RH % (24H TREND) 93 (0) 63 (+30) 100 46
20FT WND AM(MPH) LGT/VAR NE 5
20FT WND PM(MPH) LGT/VAR E 5 LGT/VAR NE 7 G17
PRECIP AMOUNT 0.00 0.15 0.31 0.05
PRECIP DURATION 4 4 0
PRECIP BEGIN 7 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 10 AM
MIXING HGT (FT-AGL) 270 2390 350 4260
TRANSPORT WND (KTS) SE 4 E 9 E 11 NE 17
VENT RATE (KT-FT) 1080 21510 3850 72420
MAX ADI EARLY 28 FAIR 8 POOR 9 POOR 50 GEN GOOD
MAX ADI LATE 3 VERY POOR 1 VERY POOR 10 POOR 73 GOOD
MAX LVORI EARLY 6 5 8 2
MAX LVORI LATE 6 5 8 2
MIN VSBY EARLY 9 9 2 FOG 3 FOG
MIN VSBY LATE 9 4 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 50 50 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS 5 TO
10 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO
10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTH
WINDS 5 TO 10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 70S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE LOWER 60S. HIGHS IN THE MID 70S. SOUTHWEST WINDS 5 TO
10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE MID 70S. WEST WINDS 5 TO 10 MPH.
MAZ026-200800-
NORTHERN MIDDLESEX MA-
INCLUDING THE CITIES OF ASHBY, AYER, GROTON, PEPPERELL, SHIRLEY,
AND TOWNSEND
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 10 60 60 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 53 (+4) 67 (-7) 53 72
RH % (24H TREND) 90 (+1) 70 (+29) 100 55
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NE 6
PRECIP AMOUNT 0.00 0.14 0.26 0.04
PRECIP DURATION 2 3 0
PRECIP BEGIN 7 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 9 AM
MIXING HGT (FT-AGL) 340 2650 330 4250
TRANSPORT WND (KTS) SE 3 E 7 NE 8 E 15
VENT RATE (KT-FT) 1020 18550 2640 63750
MAX ADI EARLY 32 FAIR 14 GEN POOR 7 POOR 52 GEN GOOD
MAX ADI LATE 3 VERY POOR 14 GEN POOR 6 VERY POOR 85 GOOD
MAX LVORI EARLY 6 5 9 3
MAX LVORI LATE 6 5 9 3
MIN VSBY EARLY 9 9 2 FOG 5 FOG
MIN VSBY LATE 9 4 FOG 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 40 40 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTHEAST
WINDS AROUND 5 MPH.
FRIDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS 5 TO
10 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 5 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS AROUND
5 MPH, BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTH
WINDS AROUND 5 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS AROUND 80.
SOUTH WINDS 5 TO 10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS AROUND
5 MPH.
MAZ002-200800-
WESTERN FRANKLIN MA-
INCLUDING THE CITIES OF ASHFIELD, CHARLEMONT, COLRAIN,
AND SHELBURNE
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 20 70 60 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 51 (+5) 63 (-9) 50 70
RH % (24H TREND) 90 (+4) 72 (+34) 100 53
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.29 0.34 0.05
PRECIP DURATION 5 3 0
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 10 AM
MIXING HGT (FT-AGL) 160 2240 150 4500
TRANSPORT WND (KTS) SE 4 E 9 NE 9 NE 13
VENT RATE (KT-FT) 640 20160 1350 58500
MAX ADI EARLY 27 FAIR 13 GEN POOR 14 GEN POOR 35 FAIR
MAX ADI LATE 5 VERY POOR 14 GEN POOR 6 VERY POOR 77 GOOD
MAX LVORI EARLY 6 6 7 3
MAX LVORI LATE 6 6 7 3
MIN VSBY EARLY 9 5 FOG 3 FOG 3 FOG
MIN VSBY LATE 9 4 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 60 50 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTHEAST
WINDS AROUND 5 MPH.
FRIDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. WEST WINDS
AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS AROUND
5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTH
WINDS 5 TO 10 MPH.
SUNDAY THROUGH MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S. SOUTHWEST WINDS
AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. WEST WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE LOWER 70S. WEST WINDS AROUND
5 MPH.
MAZ003-200800-
EASTERN FRANKLIN MA-
INCLUDING THE CITIES OF GREENFIELD, LEVERETT, NORTHFIELD, ORANGE,
AND WHATELY
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 10 70 60 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 55 (+9) 66 (-9) 53 73
RH % (24H TREND) 90 (-3) 63 (+30) 100 46
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NE 6
PRECIP AMOUNT 0.00 0.21 0.32 0.04
PRECIP DURATION 4 3 0
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 10 AM
MIXING HGT (FT-AGL) 220 2630 250 4710
TRANSPORT WND (KTS) SE 4 E 9 NE 8 NE 15
VENT RATE (KT-FT) 880 23670 2000 70650
MAX ADI EARLY 18 GEN POOR 13 GEN POOR 7 POOR 44 GEN GOOD
MAX ADI LATE 5 VERY POOR 1 VERY POOR 7 POOR 80 GOOD
MAX LVORI EARLY 6 5 8 2
MAX LVORI LATE 6 5 8 2
MIN VSBY EARLY 9 9 3 FOG 3 FOG
MIN VSBY LATE 9 4 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 60 50 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
SUNNY. HIGHS AROUND 80. NORTH WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. EAST WINDS
AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO
10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTH
WINDS 5 TO 10 MPH.
SUNDAY THROUGH MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
5 TO 10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. WEST WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE MID 70S. WEST WINDS 5 TO 10 MPH.
MAZ008-200800-
WESTERN HAMPSHIRE MA-
INCLUDING THE CITIES OF CHESTERFIELD, PLAINFIELD, WESTHAMPTON,
WILLIAMSBURG, AND WORTHINGTON
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 20 70 60 20
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 52 (+5) 62 (-10) 51 69
RH % (24H TREND) 90 (+1) 75 (+32) 100 59
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NE 5
PRECIP AMOUNT 0.00 0.35 0.39 0.06
PRECIP DURATION 5 4 0
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 10 AM
MIXING HGT (FT-AGL) 210 2030 200 4380
TRANSPORT WND (KTS) S 7 E 10 NE 11 NE 16
VENT RATE (KT-FT) 1470 20300 2200 70080
MAX ADI EARLY 27 FAIR 8 POOR 8 POOR 36 FAIR
MAX ADI LATE 5 VERY POOR 1 VERY POOR 9 POOR 90 GOOD
MAX LVORI EARLY 6 7 7 3
MAX LVORI LATE 6 7 7 3
MIN VSBY EARLY 9 5 FOG 3 FOG 3 FOG
MIN VSBY LATE 9 3 FOG 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 60 60 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTHEAST
WINDS AROUND 5 MPH.
FRIDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTHWEST
WINDS AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS AROUND
5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTH
WINDS AROUND 5 MPH.
SUNDAY THROUGH MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S. SOUTHWEST WINDS 5 TO
10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. WEST WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE LOWER 70S. WEST WINDS AROUND
5 MPH.
MAZ010-200800-
EASTERN HAMPSHIRE MA-
INCLUDING THE CITIES OF AMHERST, BELCHERTOWN, NORTHAMPTON,
SOUTHAMPTON, AND WARE
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 10 70 60 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 55 (+8) 67 (-9) 54 73
RH % (24H TREND) 90 (+1) 68 (+30) 100 53
20FT WND AM(MPH) LGT/VAR NE 5
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NE 7
PRECIP AMOUNT 0.00 0.23 0.38 0.04
PRECIP DURATION 5 4 0
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 10 AM
MIXING HGT (FT-AGL) 340 2640 390 4710
TRANSPORT WND (KTS) SE 5 E 9 NE 11 NE 16
VENT RATE (KT-FT) 1700 23760 4290 75360
MAX ADI EARLY 25 FAIR 8 POOR 9 POOR 46 GEN GOOD
MAX ADI LATE 4 VERY POOR 1 VERY POOR 9 POOR 74 GOOD
MAX LVORI EARLY 5 5 7 3
MAX LVORI LATE 5 5 7 3
MIN VSBY EARLY 9 9 3 FOG 4 FOG
MIN VSBY LATE 9 3 FOG 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 60 60 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
SUNNY. HIGHS AROUND 80. NORTH WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO
10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. SOUTH WINDS 5 TO
10 MPH.
SUNDAY THROUGH MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
5 TO 10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. WEST WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
MAZ009-200800-
WESTERN HAMPDEN MA-
INCLUDING THE CITIES OF BLANDFORD, CHESTER, GRANVILLE,
MONTGOMERY, RUSSELL, AND TOLLAND
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 10 70 70 30
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 53 (+5) 63 (-10) 52 70
RH % (24H TREND) 93 (+4) 78 (+34) 100 61
20FT WND AM(MPH) LGT/VAR NE 5
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NE 6
PRECIP AMOUNT 0.00 0.40 0.41 0.05
PRECIP DURATION 5 5 1
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 10 AM
MIXING HGT (FT-AGL) 130 1860 170 4160
TRANSPORT WND (KTS) SE 5 E 11 NE 13 NE 16
VENT RATE (KT-FT) 650 20460 2210 66560
MAX ADI EARLY 33 FAIR 15 GEN POOR 17 GEN POOR 32 FAIR
MAX ADI LATE 5 VERY POOR 21 FAIR 9 POOR 80 GOOD
MAX LVORI EARLY 6 6 8 3
MAX LVORI LATE 6 6 8 3
MIN VSBY EARLY 9 6 FOG 3 FOG 3 FOG
MIN VSBY LATE 9 3 FOG 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 70 60 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
SATURDAY
SUNNY. HIGHS AROUND 80. SOUTHWEST WINDS AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTH
WINDS 5 TO 10 MPH.
SUNDAY THROUGH MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS AROUND 60. HIGHS IN THE MID 70S. SOUTHWEST WINDS 5 TO
10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. WEST WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE LOWER 70S. WEST WINDS AROUND
5 MPH.
MAZ011-200800-
EASTERN HAMPDEN MA-
INCLUDING THE CITIES OF CHICOPEE, HOLLAND, PALMER, SOUTHWICK,
SPRINGFIELD, AND WESTFIELD
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 10 70 70 20
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 55 (+6) 67 (-9) 55 73
RH % (24H TREND) 90 (0) 68 (+33) 100 49
20FT WND AM(MPH) LGT/VAR NE 6
20FT WND PM(MPH) LGT/VAR E 5 LGT/VAR NE 8 G17
PRECIP AMOUNT 0.00 0.26 0.40 0.05
PRECIP DURATION 4 5 0
PRECIP BEGIN 7 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 10 AM
MIXING HGT (FT-AGL) 300 2330 430 4450
TRANSPORT WND (KTS) SE 5 E 9 NE 12 NE 17
VENT RATE (KT-FT) 1500 20970 5160 75650
MAX ADI EARLY 29 FAIR 16 GEN POOR 19 GEN POOR 45 GEN GOOD
MAX ADI LATE 4 VERY POOR 22 FAIR 10 POOR 75 GOOD
MAX LVORI EARLY 5 4 7 3
MAX LVORI LATE 5 4 7 3
MIN VSBY EARLY 9 9 3 FOG 3 FOG
MIN VSBY LATE 9 3 FOG 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 60 60 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO
10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. SOUTH WINDS 5 TO
10 MPH.
SUNDAY THROUGH MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
5 TO 10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. WEST WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
CTZ002-200800-
HARTFORD CT-
INCLUDING THE CITIES OF HARTFORD, GLASTONBURY, GRANBY,
SOUTHINGTON, AND WINDSOR LOCKS
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 10 70 70 30
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 55 (+3) 68 (-8) 55 73
RH % (24H TREND) 93 (+3) 68 (+31) 100 51
20FT WND AM(MPH) LGT/VAR NE 6
20FT WND PM(MPH) LGT/VAR E 5 NE 5 NE 8 G17
PRECIP AMOUNT 0.00 0.21 0.41 0.06
PRECIP DURATION 4 6 1
PRECIP BEGIN 7 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 10 AM
MIXING HGT (FT-AGL) 340 2600 460 4430
TRANSPORT WND (KTS) SE 5 E 10 NE 12 NE 18
VENT RATE (KT-FT) 1700 26000 5520 79740
MAX ADI EARLY 38 FAIR 23 FAIR 19 GEN POOR 36 FAIR
MAX ADI LATE 3 VERY POOR 23 FAIR 10 POOR 80 GOOD
MAX LVORI EARLY 5 4 7 3
MAX LVORI LATE 5 4 7 3
MIN VSBY EARLY 9 7 3 FOG 4 FOG
MIN VSBY LATE 9 3 FOG 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 60 60 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 5 TO 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS AROUND
5 MPH, BECOMING SOUTH IN THE AFTERNOON.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTH
WINDS 5 TO 10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 70S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
5 TO 10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. WEST WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
CTZ003-200800-
TOLLAND CT-
INCLUDING THE CITIES OF MANSFIELD, STAFFORD SPRINGS, AND VERNON
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 10 60 70 30
CHANCE OF THUNDER (%) 0 0 20 0
TEMP (24H TREND) 55 (+5) 68 (-7) 55 72
RH % (24H TREND) 87 (+1) 70 (+29) 100 57
20FT WND AM(MPH) LGT/VAR NE 7
20FT WND PM(MPH) LGT/VAR E 5 E 5 NE 8 G17
PRECIP AMOUNT 0.00 0.17 0.43 0.07
PRECIP DURATION 3 5 1
PRECIP BEGIN 10 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 AM
MIXING HGT (FT-AGL) 230 2350 430 4170
TRANSPORT WND (KTS) E 6 E 10 E 12 NE 20
VENT RATE (KT-FT) 1380 23500 5160 83400
MAX ADI EARLY 32 FAIR 22 FAIR 18 GEN POOR 45 GEN GOOD
MAX ADI LATE 4 VERY POOR 24 FAIR 12 POOR 85 GOOD
MAX LVORI EARLY 5 4 8 3
MAX LVORI LATE 5 4 8 3
MIN VSBY EARLY 9 9 3 FOG 3 FOG
MIN VSBY LATE 9 3 FOG 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 50 50 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO
10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. SOUTH WINDS 5 TO
10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 70S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
5 TO 10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE MID 70S. WEST WINDS 5 TO 10 MPH.
CTZ004-200800-
WINDHAM CT-
INCLUDING THE CITIES OF ASHFORD, PLAINFIELD, PUTNAM,
AND WILLIMANTIC
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 70 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 55 (+5) 69 (-6) 55 73
RH % (24H TREND) 90 (+4) 68 (+27) 100 57
20FT WND AM(MPH) LGT/VAR NE 7
20FT WND PM(MPH) LGT/VAR E 5 LGT/VAR NE 9 G18
PRECIP AMOUNT 0.00 0.17 0.41 0.08
PRECIP DURATION 3 5 1
PRECIP BEGIN 10 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 AM
MIXING HGT (FT-AGL) 300 2560 510 4080
TRANSPORT WND (KTS) E 5 E 10 E 13 NE 21
VENT RATE (KT-FT) 1500 25600 6630 85680
MAX ADI EARLY 32 FAIR 22 FAIR 21 FAIR 55 GEN GOOD
MAX ADI LATE 3 VERY POOR 23 FAIR 12 POOR 88 GOOD
MAX LVORI EARLY 6 4 8 3
MAX LVORI LATE 6 4 8 3
MIN VSBY EARLY 9 9 3 FOG 3 FOG
MIN VSBY LATE 9 3 FOG 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 50 60 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS 5 TO
10 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER
50S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY AND SUNDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 70S. SOUTH WINDS 5 TO 10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS AROUND
5 MPH.
RIZ001-200800-
NORTHWEST PROVIDENCE RI-
INCLUDING THE CITIES OF CUMBERLAND, FOSTER, GLOCESTER,
AND SMITHFIELD
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 60 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 55 (+6) 67 (-8) 56 71
RH % (24H TREND) 90 (+4) 73 (+27) 100 63
20FT WND AM(MPH) LGT/VAR NE 6
20FT WND PM(MPH) LGT/VAR E 5 LGT/VAR NE 8 G18
PRECIP AMOUNT 0.00 0.14 0.39 0.08
PRECIP DURATION 2 5 1
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 AM
MIXING HGT (FT-AGL) 270 2660 490 3820
TRANSPORT WND (KTS) E 5 E 9 NE 13 NE 21
VENT RATE (KT-FT) 1350 23940 6370 80220
MAX ADI EARLY 36 FAIR 19 GEN POOR 18 GEN POOR 52 GEN GOOD
MAX ADI LATE 3 VERY POOR 22 FAIR 11 POOR 84 GOOD
MAX LVORI EARLY 6 4 8 3
MAX LVORI LATE 6 4 8 3
MIN VSBY EARLY 9 9 4 FOG 4 FOG
MIN VSBY LATE 9 4 FOG 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 40 50 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 5 TO 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER
50S. HIGHS AROUND 80. SOUTHWEST WINDS 5 TO 10 MPH.
SUNDAY
PARTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS AROUND
5 MPH.
RIZ002-200800-
SOUTHEAST PROVIDENCE RI-
INCLUDING THE CITIES OF CRANSTON, JOHNSTON, PAWTUCKET,
AND PROVIDENCE
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 60 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 57 (+6) 69 (-6) 57 71
RH % (24H TREND) 87 (+1) 70 (+24) 100 61
20FT WND AM(MPH) LGT/VAR NE 7
20FT WND PM(MPH) LGT/VAR E 6 E 5 NE 10 G18
PRECIP AMOUNT 0.00 0.13 0.37 0.08
PRECIP DURATION 1 5 1
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 AM
MIXING HGT (FT-AGL) 340 2910 620 4110
TRANSPORT WND (KTS) E 5 E 9 NE 12 NE 20
VENT RATE (KT-FT) 1700 26190 7440 82200
MAX ADI EARLY 43 GEN GOOD 23 FAIR 20 GEN POOR 55 GEN GOOD
MAX ADI LATE 3 VERY POOR 24 FAIR 11 POOR 79 GOOD
MAX LVORI EARLY 5 4 6 3
MAX LVORI LATE 5 4 6 3
MIN VSBY EARLY 9 9 5 FOG 7
MIN VSBY LATE 9 5 FOG 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 40 50 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 10 TO 15 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 5 TO 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60.
HIGHS AROUND 80. SOUTHWEST WINDS 5 TO 10 MPH.
SUNDAY
PARTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
AROUND 60. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
RIZ003-200800-
WESTERN KENT RI-
INCLUDING THE CITIES OF COVENTRY AND WEST GREENWICH
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 70 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 56 (+5) 68 (-6) 57 71
RH % (24H TREND) 90 (+4) 70 (+23) 100 61
20FT WND AM(MPH) LGT/VAR NE 8 G17
20FT WND PM(MPH) LGT/VAR E 6 E 5 NE 10 G19
PRECIP AMOUNT 0.00 0.13 0.33 0.07
PRECIP DURATION 1 5 1
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 PM
MIXING HGT (FT-AGL) 290 2650 550 3810
TRANSPORT WND (KTS) E 5 E 10 E 13 NE 21
VENT RATE (KT-FT) 1450 26500 7150 80010
MAX ADI EARLY 36 FAIR 27 FAIR 22 FAIR 53 GEN GOOD
MAX ADI LATE 3 VERY POOR 25 FAIR 15 GEN POOR 80 GOOD
MAX LVORI EARLY 6 4 6 3
MAX LVORI LATE 6 4 6 3
MIN VSBY EARLY 9 9 4 FOG 4 FOG
MIN VSBY LATE 9 4 FOG 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 40 50 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST
WINDS AROUND 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 5 TO 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER
50S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS AROUND
5 MPH.
RIZ004-200800-
EASTERN KENT RI-
INCLUDING THE CITIES OF EAST GREENWICH, WARWICK, AND WEST WARWICK
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 60 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 57 (+4) 70 (-4) 58 73
RH % (24H TREND) 87 (+4) 59 (+18) 98 57
20FT WND AM(MPH) LGT/VAR NE 9 G18
20FT WND PM(MPH) LGT/VAR E 7 E 6 NE 11 G20
PRECIP AMOUNT 0.00 0.12 0.35 0.08
PRECIP DURATION 1 5 1
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 PM
MIXING HGT (FT-AGL) 420 2680 760 4060
TRANSPORT WND (KTS) E 6 E 9 NE 16 NE 21
VENT RATE (KT-FT) 2520 24120 12160 85260
MAX ADI EARLY 37 FAIR 27 FAIR 23 FAIR 52 GEN GOOD
MAX ADI LATE 4 VERY POOR 24 FAIR 12 POOR 66 GOOD
MAX LVORI EARLY 5 3 5 2
MAX LVORI LATE 5 3 5 2
MIN VSBY EARLY 9 9 5 FOG 6 FOG
MIN VSBY LATE 9 7 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 40 50 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 10 TO 15 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTH WINDS
5 TO 10 MPH.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER
60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
RIZ005-200800-
BRISTOL RI-
INCLUDING THE CITIES OF BARRINGTON, BRISTOL, AND WARREN
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 60 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 58 (+7) 71 (-4) 59 73
RH % (24H TREND) 84 (-2) 64 (+18) 97 61
20FT WND AM(MPH) LGT/VAR NE 9 G19
20FT WND PM(MPH) LGT/VAR E 7 E 7 NE 12 G22
PRECIP AMOUNT 0.00 0.09 0.35 0.08
PRECIP DURATION 1 5 1
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 PM
MIXING HGT (FT-AGL) 380 2780 700 4080
TRANSPORT WND (KTS) E 5 E 9 NE 13 NE 21
VENT RATE (KT-FT) 1900 25020 9100 85680
MAX ADI EARLY 39 FAIR 25 FAIR 19 GEN POOR 50 GEN GOOD
MAX ADI LATE 4 VERY POOR 24 FAIR 15 GEN POOR 67 GOOD
MAX LVORI EARLY 5 3 5 3
MAX LVORI LATE 5 3 5 3
MIN VSBY EARLY 9 9 5 FOG 8
MIN VSBY LATE 9 7 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 40 50 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. NORTHEAST
WINDS 10 TO 15 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. NORTH WINDS 5 TO
10 MPH.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER
60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS 10 TO
15 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE UPPER 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
RIZ006-200800-
WASHINGTON RI-
INCLUDING THE CITIES OF KINGSTON, NARRAGANSETT, RICHMOND,
AND WESTERLY
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 70 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 56 (+4) 71 (-2) 57 73
RH % (24H TREND) 87 (+1) 64 (+19) 100 61
20FT WND AM(MPH) E 5 NE 9 G23
20FT WND PM(MPH) LGT/VAR E 8 G18 E 7 G17 NE 11 G25
PRECIP AMOUNT 0.00 0.13 0.35 0.08
PRECIP DURATION 1 5 1
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 4 PM
MIXING HGT (FT-AGL) 330 2670 710 3850
TRANSPORT WND (KTS) E 6 E 12 E 16 NE 23
VENT RATE (KT-FT) 1980 32040 11360 88550
MAX ADI EARLY 37 FAIR 34 FAIR 26 FAIR 48 GEN GOOD
MAX ADI LATE 4 VERY POOR 31 FAIR 16 GEN POOR 72 GOOD
MAX LVORI EARLY 5 3 6 3
MAX LVORI LATE 5 3 6 3
MIN VSBY EARLY 9 9 3 FOG 4 FOG
MIN VSBY LATE 9 6 FOG 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 40 50 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 15 TO 20 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTH WINDS
10 TO 15 MPH.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60.
HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS 5 TO
10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE MID 60S. HIGHS IN THE MID 70S. SOUTH WINDS 5 TO
10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
AROUND 60. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
RIZ007-200800-
NEWPORT RI-
INCLUDING THE CITIES OF NEWPORT, PORTSMOUTH, AND TIVERTON
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 60 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 59 (+7) 72 (-2) 59 73
RH % (24H TREND) 83 (-3) 61 (+17) 97 59
20FT WND AM(MPH) E 6 NE 11 G22
20FT WND PM(MPH) SE 5 E 9 G17 E 8 NE 13 G23
PRECIP AMOUNT 0.00 0.10 0.38 0.10
PRECIP DURATION 1 5 1
PRECIP BEGIN 12 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 5 PM
MIXING HGT (FT-AGL) 380 2720 850 4040
TRANSPORT WND (KTS) E 6 E 11 E 15 NE 21
VENT RATE (KT-FT) 2280 29920 12750 84840
MAX ADI EARLY 39 FAIR 32 FAIR 20 GEN POOR 47 GEN GOOD
MAX ADI LATE 5 VERY POOR 27 FAIR 16 GEN POOR 68 GOOD
MAX LVORI EARLY 4 4 5 2
MAX LVORI LATE 4 4 5 2
MIN VSBY EARLY 9 9 5 FOG 5 FOG
MIN VSBY LATE 9 7 7 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 40 50 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. NORTHEAST
WINDS 15 TO 20 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
15 TO 20 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. NORTH WINDS
10 TO 15 MPH.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER
60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS 10 TO
15 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE UPPER 60S. HIGHS IN THE MID 70S. SOUTH WINDS 5 TO
10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
RIZ008-200800-
BLOCK ISLAND RI-
INCLUDING THE CITY OF NEW SHOREHAM
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 60 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 63 (+5) 72 (+1) 62 72
RH % (24H TREND) 75 (+2) 68 (+17) 95 64
20FT WND AM(MPH) E 9 NE 15 G24
20FT WND PM(MPH) SE 8 E 11 G17 E 12 G19 NE 16 G25
PRECIP AMOUNT 0.00 0.06 0.32 0.09
PRECIP DURATION 1 5 2
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 PM
MIXING HGT (FT-AGL) 1460 2570 1250 3560
TRANSPORT WND (KTS) E 10 E 13 E 23 NE 28
VENT RATE (KT-FT) 14600 33410 28750 99680
MAX ADI EARLY 47 GEN GOOD 41 GEN GOOD 37 FAIR 59 GEN GOOD
MAX ADI LATE 17 GEN POOR 39 FAIR 37 FAIR 84 GOOD
MAX LVORI EARLY 3 5 4 3
MAX LVORI LATE 3 5 4 3
MIN VSBY EARLY 9 9 4 FOG 4 FOG
MIN VSBY LATE 9 7 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 30 50 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. NORTHEAST
WINDS 15 TO 20 MPH.
FRIDAY AND FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S.
HIGHS IN THE MID 70S. NORTH WINDS 15 TO 20 MPH.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S.
HIGHS IN THE MID 70S. SOUTH WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS 5 TO
10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE UPPER 60S. HIGHS IN THE MID 70S. SOUTH WINDS 5 TO
10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 60S. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
SUNNY. HIGHS IN THE MID 70S. WEST WINDS 5 TO 10 MPH.
MAZ017-200800-
NORTHERN BRISTOL MA-
INCLUDING THE CITIES OF ATTLEBORO, BERKLEY, EASTON, MANSFIELD,
REHOBOTH, AND TAUNTON
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 60 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 55 (+8) 70 (-5) 56 72
RH % (24H TREND) 87 (-6) 63 (+20) 100 57
20FT WND AM(MPH) LGT/VAR NE 6
20FT WND PM(MPH) LGT/VAR E 5 LGT/VAR NE 9 G19
PRECIP AMOUNT 0.00 0.09 0.32 0.09
PRECIP DURATION 1 5 1
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 PM
MIXING HGT (FT-AGL) 340 2940 400 3940
TRANSPORT WND (KTS) E 4 E 8 E 12 NE 20
VENT RATE (KT-FT) 1360 23520 4800 78800
MAX ADI EARLY 37 FAIR 17 GEN POOR 16 GEN POOR 54 GEN GOOD
MAX ADI LATE 3 VERY POOR 23 FAIR 10 POOR 81 GOOD
MAX LVORI EARLY 6 3 7 2
MAX LVORI LATE 6 3 7 2
MIN VSBY EARLY 9 9 5 FOG 6 FOG
MIN VSBY LATE 9 6 FOG 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 40 40 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTH WINDS
5 TO 10 MPH.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER
50S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS AROUND
5 MPH.
MAZ018-200800-
WESTERN PLYMOUTH MA-
INCLUDING THE CITIES OF BRIDGEWATER, BROCKTON, CARVER,
MIDDLEBORO, AND PEMBROKE
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 60 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 55 (+9) 71 (-3) 57 72
RH % (24H TREND) 87 (-6) 64 (+18) 100 61
20FT WND AM(MPH) LGT/VAR NE 7 G18
20FT WND PM(MPH) LGT/VAR E 5 LGT/VAR NE 9 G19
PRECIP AMOUNT 0.00 0.05 0.30 0.09
PRECIP DURATION 1 4 1
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 PM
MIXING HGT (FT-AGL) 370 3010 350 3790
TRANSPORT WND (KTS) SE 4 E 7 NE 11 NE 20
VENT RATE (KT-FT) 1480 21070 3850 75800
MAX ADI EARLY 30 FAIR 19 GEN POOR 16 GEN POOR 64 GOOD
MAX ADI LATE 3 VERY POOR 22 FAIR 11 POOR 78 GOOD
MAX LVORI EARLY 6 3 6 1
MAX LVORI LATE 6 3 6 1
MIN VSBY EARLY 9 9 6 FOG 9
MIN VSBY LATE 9 9 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 30 40 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTH WINDS
5 TO 10 MPH.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER
50S. HIGHS AROUND 80. SOUTHWEST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 80. SOUTH WINDS 5 TO 10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE MID 60S. HIGHS AROUND 80. SOUTH WINDS 5 TO 10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
AROUND 60. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS AROUND 80. WEST WINDS AROUND 5 MPH.
MAZ019-200800-
EASTERN PLYMOUTH MA-
INCLUDING THE CITIES OF COHASSET, HINGHAM, MARSHFIELD, PLYMOUTH,
AND SCITUATE
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 60 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 57 (+7) 71 (-1) 57 72
RH % (24H TREND) 87 (-9) 61 (+15) 96 61
20FT WND AM(MPH) LGT/VAR NE 9 G21
20FT WND PM(MPH) LGT/VAR E 7 E 5 NE 11 G23
PRECIP AMOUNT 0.00 0.04 0.28 0.09
PRECIP DURATION 1 3 1
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 PM
MIXING HGT (FT-AGL) 340 3020 570 3730
TRANSPORT WND (KTS) SE 7 E 8 E 14 E 20
VENT RATE (KT-FT) 2380 24160 7980 74600
MAX ADI EARLY 26 FAIR 24 FAIR 17 GEN POOR 54 GEN GOOD
MAX ADI LATE 4 VERY POOR 24 FAIR 14 GEN POOR 62 GOOD
MAX LVORI EARLY 4 3 5 2
MAX LVORI LATE 4 3 5 2
MIN VSBY EARLY 9 9 5 FOG 9
MIN VSBY LATE 9 9 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 20 40 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. NORTHEAST
WINDS 15 TO 20 MPH.
FRIDAY AND FRIDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. HIGHS
IN THE LOWER 70S. NORTH WINDS 15 TO 20 MPH.
SATURDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS 10 TO
15 MPH, BECOMING SOUTHEAST 5 TO 10 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS 10 TO
15 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
MAZ020-200800-
SOUTHERN BRISTOL MA-
INCLUDING THE CITIES OF ACUSHNET, FALL RIVER, NEW BEDFORD,
SWANSEA, AND WESTPORT
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 60 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 56 (+7) 73 (-2) 57 75
RH % (24H TREND) 87 (-2) 61 (+18) 98 59
20FT WND AM(MPH) E 5 NE 9 G23
20FT WND PM(MPH) LGT/VAR E 8 G17 E 7 G17 NE 12 G24
PRECIP AMOUNT 0.00 0.09 0.38 0.10
PRECIP DURATION 1 4 1
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 PM
MIXING HGT (FT-AGL) 310 2850 400 3910
TRANSPORT WND (KTS) E 5 E 10 E 12 NE 21
VENT RATE (KT-FT) 1550 28500 4800 82110
MAX ADI EARLY 38 FAIR 27 FAIR 17 GEN POOR 49 GEN GOOD
MAX ADI LATE 4 VERY POOR 24 FAIR 14 GEN POOR 68 GOOD
MAX LVORI EARLY 5 3 5 2
MAX LVORI LATE 5 3 5 2
MIN VSBY EARLY 9 9 5 FOG 8
MIN VSBY LATE 9 8 8 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 40 50 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 60. NORTHEAST WINDS
15 TO 20 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
15 TO 20 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTH WINDS
10 TO 15 MPH.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER
60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS 10 TO
15 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 10 TO
15 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
MAZ021-200800-
SOUTHERN PLYMOUTH MA-
INCLUDING THE CITIES OF MARION, MATTAPOISETT, ROCHESTER,
AND WAREHAM
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 60 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 56 (+9) 73 (-2) 57 74
RH % (24H TREND) 86 (-3) 60 (+14) 97 64
20FT WND AM(MPH) LGT/VAR NE 9 G23
20FT WND PM(MPH) LGT/VAR E 8 G17 E 6 G17 NE 12 G25
PRECIP AMOUNT 0.00 0.04 0.34 0.11
PRECIP DURATION 1 4 1
PRECIP BEGIN 12 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 5 PM
MIXING HGT (FT-AGL) 370 2940 420 3850
TRANSPORT WND (KTS) E 5 SE 9 E 12 NE 21
VENT RATE (KT-FT) 1850 26460 5040 80850
MAX ADI EARLY 32 FAIR 25 FAIR 18 GEN POOR 49 GEN GOOD
MAX ADI LATE 3 VERY POOR 24 FAIR 12 POOR 65 GOOD
MAX LVORI EARLY 5 3 5 3
MAX LVORI LATE 5 3 5 3
MIN VSBY EARLY 9 9 6 FOG 9
MIN VSBY LATE 9 9 8 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 30 40 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. NORTHEAST
WINDS 15 TO 20 MPH.
FRIDAY AND FRIDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. HIGHS
IN THE MID 70S. NORTH WINDS 15 TO 20 MPH.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER
60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS 10 TO
15 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
MAZ022-200800-
BARNSTABLE MA-
INCLUDING THE CITIES OF BOURNE, CHATHAM, FALMOUTH, HYANNIS,
PROVINCETOWN, AND WELLFLEET
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 40 60 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 59 (+8) 73 (0) 58 75
RH % (24H TREND) 84 (-16) 55 (+11) 94 58
20FT WND AM(MPH) E 5 E 10 G23
20FT WND PM(MPH) LGT/VAR E 8 G17 E 8 G17 NE 12 G26
PRECIP AMOUNT 0.00 0.03 0.29 0.11
PRECIP DURATION 1 3 1
PRECIP BEGIN 1 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 PM
MIXING HGT (FT-AGL) 350 3110 840 3650
TRANSPORT WND (KTS) SE 7 SE 9 E 15 E 22
VENT RATE (KT-FT) 2450 27990 12600 80300
MAX ADI EARLY 31 FAIR 38 FAIR 27 FAIR 48 GEN GOOD
MAX ADI LATE 4 VERY POOR 28 FAIR 23 FAIR 64 GOOD
MAX LVORI EARLY 4 3 4 2
MAX LVORI LATE 4 3 4 2
MIN VSBY EARLY 9 9 6 FOG 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 20 40 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
BREEZY. MOSTLY CLOUDY. LOWS IN THE LOWER 60S.
NORTHEAST WINDS 15 TO 25 MPH.
FRIDAY AND FRIDAY NIGHT
BREEZY. PARTLY CLOUDY. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 70S. NORTH WINDS 15 TO 25 MPH.
SATURDAY
SUNNY. HIGHS IN THE MID 70S. NORTHWEST WINDS 15 TO
20 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS 10 TO
15 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 10 TO
15 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
MAZ023-200800-
DUKES MA-
INCLUDING THE CITIES OF EDGARTOWN, OAK BLUFFS, AND VINEYARD HAVEN
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 60 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 58 (+9) 73 (0) 58 73
RH % (24H TREND) 83 (-17) 64 (+16) 95 62
20FT WND AM(MPH) E 8 NE 13 G23
20FT WND PM(MPH) E 6 E 10 G18 E 11 G18 NE 15 G26
PRECIP AMOUNT 0.00 0.03 0.33 0.11
PRECIP DURATION 1 4 2
PRECIP BEGIN 1 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT (FT-AGL) 840 2790 1230 3490
TRANSPORT WND (KTS) SE 8 E 12 E 20 NE 25
VENT RATE (KT-FT) 6720 33480 24600 87250
MAX ADI EARLY 46 GEN GOOD 41 GEN GOOD 25 FAIR 54 GEN GOOD
MAX ADI LATE 6 VERY POOR 3 VERY POOR 26 FAIR 74 GOOD
MAX LVORI EARLY 4 4 4 3
MAX LVORI LATE 4 4 4 3
MIN VSBY EARLY 9 9 6 FOG 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 30 50 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
BREEZY. MOSTLY CLOUDY. LOWS IN THE LOWER 60S.
NORTHEAST WINDS 15 TO 25 MPH.
FRIDAY AND FRIDAY NIGHT
BREEZY. PARTLY CLOUDY. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 70S. NORTH WINDS 15 TO 25 MPH.
SATURDAY
SUNNY. HIGHS IN THE MID 70S. NORTHWEST WINDS 15 TO
20 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTH
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS 10 TO
15 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE MID 60S. HIGHS IN THE MID 70S. SOUTH WINDS 10 TO
15 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
SUNNY. HIGHS IN THE MID 70S. WEST WINDS 5 TO 10 MPH.
MAZ024-200800-
NANTUCKET MA-
INCLUDING THE CITY OF NANTUCKET
414 PM EDT TUE AUG 19 2025
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 40 50 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 59 (+5) 73 (+1) 59 73
RH % (24H TREND) 84 (-12) 61 (+13) 91 66
20FT WND AM(MPH) E 8 E 14 G23
20FT WND PM(MPH) E 5 E 10 E 10 G17 NE 15 G26
PRECIP AMOUNT 0.00 0.01 0.26 0.13
PRECIP DURATION 1 2 2
PRECIP BEGIN 2 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT (FT-AGL) 1300 2720 1350 2650
TRANSPORT WND (KTS) E 9 E 15 E 22 E 28
VENT RATE (KT-FT) 11700 40800 29700 74200
MAX ADI EARLY 42 GEN GOOD 40 FAIR 30 FAIR 51 GEN GOOD
MAX ADI LATE 8 POOR 34 FAIR 28 FAIR 71 GOOD
MAX LVORI EARLY 4 4 4 3
MAX LVORI LATE 4 4 4 3
MIN VSBY EARLY 9 9 9 5 FOG
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 10 40 40
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
WINDY. MOSTLY CLOUDY. LOWS IN THE MID 60S.
NORTHEAST WINDS 20 TO 30 MPH.
FRIDAY AND FRIDAY NIGHT
BREEZY. PARTLY CLOUDY. LOWS IN THE MID
60S. HIGHS IN THE LOWER 70S. NORTH WINDS 15 TO 25 MPH.
SATURDAY
SUNNY. HIGHS IN THE MID 70S. NORTH WINDS 15 TO
20 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS 5 TO
10 MPH.
SUNDAY NIGHT THROUGH MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE
OF SHOWERS. LOWS IN THE MID 60S. HIGHS IN THE MID 70S. SOUTHWEST
WINDS 5 TO 10 MPH.
TUESDAY
SUNNY. HIGHS IN THE MID 70S. WEST WINDS 5 TO 10 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES BELOW NORMAL. PRECIPITATION ABOVE NORMAL.
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