219
FNUS51 KBOX 222010
FWFBOX
FIRE WEATHER PLANNING FORECAST FOR SOUTHERN NEW ENGLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
409 PM EDT SAT AUG 22 2026
DISCUSSION
PERIODS OF SHOWERS AND DRIZZLE POSSIBLE TODAY. LOWEST RELATIVE
HUMIDITY VALUES EXPECTED TO RANGE BETWEEN 70-80 PERCENT.
FEW SHOWERS FOR SUNDAY WITH SCATTERED SHOWERS AND AN ISOLATED
THUNDERSTORM POSSIBLE IN THE AFTERNOON TO EARLY EVENING. MIN
RELATIVE HUMIDITY VALUES RANGE BETWEEN 70 AND 80 PERCENT.
OUTLOOK...SUNDAY NIGHT THROUGH FRIDAY
HIGH PRESSURE ARRIVING FROM THE WEST MONDAY SHOULD RESULT IN
DRIER WEATHER MONDAY THROUGH WEDNESDAY. ANOTHER COLD FRONT AND
WEAK LOW PRESSURE MAY APPROACH SOUTHERN NEW ENGLAND FOR NEXT
THURSDAY INTO FRIDAY.
MAZ015-230800-
SUFFOLK MA-
INCLUDING THE CITY OF BOSTON
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 20 40 50 10
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 63 (-2) 75 (+4) 63 83
RH % (24H TREND) 100 (0) 79 (+13) 100 46
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 8
PRECIP AMOUNT 0.05 0.15 0.02 0.00
PRECIP DURATION 1 2 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 3 AM
MIXING HGT (FT-AGL) 490 1920 430 6910
TRANSPORT WND (KTS) E 5 S 9 SW 8 SW 14
VENT RATE (KT-FT) 2450 17280 3440 96740
MAX ADI EARLY 16 GEN POOR 15 GEN POOR 9 POOR 68 GOOD
MAX ADI LATE 3 VERY POOR 19 GEN POOR 8 POOR 59 GEN GOOD
MAX LVORI EARLY 9 5 7 1
MAX LVORI LATE 9 5 7 1
MIN VSBY EARLY 3 FOG 1 FOG 9 6 FOG
MIN VSBY LATE 1 FOG 5 FOG 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 50 60 10 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 60S. SOUTH WINDS 5 TO 10 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. SOUTHEAST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 60S. WEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS
AROUND 5 MPH.
MAZ016-230800-
EASTERN NORFOLK MA-
INCLUDING THE CITY OF QUINCY
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 40 40
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 62 (-3) 76 (+5) 64 84
RH % (24H TREND) 100 (0) 79 (+6) 100 43
20FT WND AM(MPH) LGT/VAR SW 5
20FT WND PM(MPH) NE 5 LGT/VAR S 5 SW 8
PRECIP AMOUNT 0.05 0.21 0.06 0.00
PRECIP DURATION 1 2 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 3 AM
MIXING HGT (FT-AGL) 430 2200 420 6760
TRANSPORT WND (KTS) NE 5 S 7 SW 7 SW 15
VENT RATE (KT-FT) 2150 15400 2940 101400
MAX ADI EARLY 15 GEN POOR 17 GEN POOR 10 POOR 74 GOOD
MAX ADI LATE 4 VERY POOR 23 FAIR 10 POOR 62 GOOD
MAX LVORI EARLY 10 5 7 1
MAX LVORI LATE 10 5 7 1
MIN VSBY EARLY 2 FOG 1 FOG 9 6 FOG
MIN VSBY LATE 1 FOG 5 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 40 90 30 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. SOUTHWEST WINDS
5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO
10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 60S. SOUTH WINDS 5 TO 10 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. SOUTH WINDS AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 60S. WEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS
AROUND 5 MPH.
MAZ013-230800-
WESTERN NORFOLK MA-
INCLUDING THE CITIES OF FOXBOROUGH AND NORWOOD
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 20 40 30
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 62 (-2) 77 (+5) 61 82
RH % (24H TREND) 100 (0) 74 (+6) 100 46
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.06 0.18 0.01 0.00
PRECIP DURATION 1 2 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 3 AM
MIXING HGT (FT-AGL) 430 2470 410 6730
TRANSPORT WND (KTS) NE 5 S 10 SW 7 SW 15
VENT RATE (KT-FT) 2150 24700 2870 100950
MAX ADI EARLY 15 GEN POOR 20 GEN POOR 24 FAIR 75 GOOD
MAX ADI LATE 3 VERY POOR 40 FAIR 5 VERY POOR 103 VERY GOOD
MAX LVORI EARLY 9 4 9 1
MAX LVORI LATE 9 4 9 1
MIN VSBY EARLY 3 FOG 1 FOG 9 6 FOG
MIN VSBY LATE 1 FOG 5 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 60 80 20 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTH WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. SOUTH WINDS AROUND 5 MPH, BECOMING SOUTHWEST AROUND
5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. WEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS
AROUND 5 MPH.
MAZ014-230800-
SOUTHEAST MIDDLESEX MA-
INCLUDING THE CITY OF CAMBRIDGE
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 40 50 10
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 62 (-3) 75 (+3) 61 83
RH % (24H TREND) 100 (0) 79 (+16) 100 46
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.04 0.15 0.04 0.00
PRECIP DURATION 1 2 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 3 AM
MIXING HGT (FT-AGL) 460 2100 430 7270
TRANSPORT WND (KTS) NE 4 S 12 SW 7 SW 16
VENT RATE (KT-FT) 1840 25200 3010 116320
MAX ADI EARLY 17 GEN POOR 17 GEN POOR 13 GEN POOR 78 GOOD
MAX ADI LATE 3 VERY POOR 31 FAIR 6 VERY POOR 105 VERY GOOD
MAX LVORI EARLY 9 4 9 1
MAX LVORI LATE 9 4 9 1
MIN VSBY EARLY 2 FOG 1 FOG 9 5 FOG
MIN VSBY LATE 0 FOG 3 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 30 80 20 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. SOUTHWEST WINDS
AROUND 5 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 60S. SOUTH WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 60S. WEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. WEST WINDS AROUND
5 MPH.
MAZ007-230800-
EASTERN ESSEX MA-
INCLUDING THE CITY OF GLOUCESTER
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 30 60 10
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 61 (-4) 74 (+3) 62 83
RH % (24H TREND) 100 (+3) 79 (+13) 100 46
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) NE 5 LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.03 0.19 0.04 0.00
PRECIP DURATION 1 2 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 4 AM
MIXING HGT (FT-AGL) 430 1650 410 6540
TRANSPORT WND (KTS) NE 5 SE 6 SW 7 SW 14
VENT RATE (KT-FT) 2150 9900 2870 91560
MAX ADI EARLY 17 GEN POOR 14 GEN POOR 8 POOR 55 GEN GOOD
MAX ADI LATE 4 VERY POOR 15 GEN POOR 6 VERY POOR 76 GOOD
MAX LVORI EARLY 9 5 9 2
MAX LVORI LATE 9 5 9 2
MIN VSBY EARLY 1 FOG 1 FOG 6 FOG 6 FOG
MIN VSBY LATE 0 FOG 3 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 20 90 20 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
AROUND 5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 60S. SOUTH WINDS
5 TO 10 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS AROUND 80.
SOUTHEAST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 60S. WEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS
AROUND 5 MPH.
MAZ006-230800-
WESTERN ESSEX MA-
INCLUDING THE CITY OF LAWRENCE
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 40 60 10
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 61 (-3) 75 (+3) 62 83
RH % (24H TREND) 100 (+10) 76 (+19) 100 46
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.02 0.13 0.06 0.00
PRECIP DURATION 1 2 3
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 3 AM
MIXING HGT (FT-AGL) 440 2150 420 7400
TRANSPORT WND (KTS) NE 4 S 7 S 8 SW 16
VENT RATE (KT-FT) 1760 15050 3360 118400
MAX ADI EARLY 17 GEN POOR 18 GEN POOR 14 GEN POOR 84 GOOD
MAX ADI LATE 3 VERY POOR 27 FAIR 4 VERY POOR 105 VERY GOOD
MAX LVORI EARLY 9 4 9 1
MAX LVORI LATE 9 4 9 1
MIN VSBY EARLY 2 FOG 1 FOG 7 5 FOG
MIN VSBY LATE 0 FOG 3 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 50 30 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTH WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. WEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS
AROUND 5 MPH.
MAZ005-230800-
CENTRAL MIDDLESEX MA-
INCLUDING THE CITIES OF FRAMINGHAM AND LOWELL
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 20 40 50
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 62 (-2) 76 (+4) 60 82
RH % (24H TREND) 100 (+10) 76 (+19) 100 46
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.03 0.12 0.04 0.00
PRECIP DURATION 1 2 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 AM
MIXING HGT (FT-AGL) 500 2430 420 6980
TRANSPORT WND (KTS) NE 4 S 12 SW 7 SW 16
VENT RATE (KT-FT) 2000 29160 2940 111680
MAX ADI EARLY 18 GEN POOR 20 GEN POOR 20 GEN POOR 82 GOOD
MAX ADI LATE 3 VERY POOR 37 FAIR 5 VERY POOR 105 VERY GOOD
MAX LVORI EARLY 8 4 9 1
MAX LVORI LATE 8 4 9 1
MIN VSBY EARLY 2 FOG 1 FOG 9 5 FOG
MIN VSBY LATE 0 FOG 3 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 20 40 30 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTH WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH, BECOMING SOUTHWEST
AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. WEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS
AROUND 5 MPH.
MAZ012-230800-
SOUTHERN WORCESTER MA-
INCLUDING THE CITIES OF MILFORD AND WORCESTER
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 20 40 40
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 60 (-3) 75 (+3) 61 80
RH % (24H TREND) 100 (0) 79 (+13) 100 52
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.04 0.10 0.02 0.00
PRECIP DURATION 1 2 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 AM
MIXING HGT (FT-AGL) 430 2470 430 6170
TRANSPORT WND (KTS) E 6 S 11 SW 7 SW 15
VENT RATE (KT-FT) 2580 27170 3010 92550
MAX ADI EARLY 14 GEN POOR 21 FAIR 23 FAIR 72 GOOD
MAX ADI LATE 4 VERY POOR 38 FAIR 5 VERY POOR 72 GOOD
MAX LVORI EARLY 9 4 8 1
MAX LVORI LATE 9 4 8 1
MIN VSBY EARLY 3 FOG 1 FOG 9 6 FOG
MIN VSBY LATE 1 FOG 5 FOG 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 30 30 20 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHWEST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE
UPPER 50S. HIGHS AROUND 80. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTH WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH, BECOMING SOUTHWEST
AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. WEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS
AROUND 5 MPH.
MAZ004-230800-
NORTHERN WORCESTER MA-
INCLUDING THE CITIES OF BARRE AND FITCHBURG
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 60 60 10
CHANCE OF THUNDER (%) 0 20 30 0
TEMP (24H TREND) 60 (-1) 74 (+3) 59 79
RH % (24H TREND) 100 (0) 76 (+23) 100 51
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.02 0.12 0.07 0.00
PRECIP DURATION 1 2 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 PM
MIXING HGT (FT-AGL) 430 2670 420 5920
TRANSPORT WND (KTS) E 5 S 10 SW 7 SW 16
VENT RATE (KT-FT) 2150 26700 2940 94720
MAX ADI EARLY 15 GEN POOR 22 FAIR 18 GEN POOR 72 GOOD
MAX ADI LATE 4 VERY POOR 34 FAIR 5 VERY POOR 73 GOOD
MAX LVORI EARLY 8 4 8 1
MAX LVORI LATE 8 4 8 1
MIN VSBY EARLY 3 FOG 1 FOG 9 6 FOG
MIN VSBY LATE 0 FOG 5 FOG 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 90 90 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHWEST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID
50S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 80. SOUTHWEST WINDS AROUND
5 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE LOWER 60S. HIGHS AROUND 80. SOUTHWEST WINDS AROUND
5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
AROUND 60. WEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS AROUND 80. WEST WINDS AROUND
5 MPH.
MAZ026-230800-
NORTHERN MIDDLESEX MA-
INCLUDING THE CITY OF AYER
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 60 80 10
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 61 (-2) 75 (+3) 60 82
RH % (24H TREND) 100 (+10) 79 (+22) 100 51
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.02 0.10 0.06 0.00
PRECIP DURATION 2 3 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 PM
MIXING HGT (FT-AGL) 530 2520 430 6410
TRANSPORT WND (KTS) E 5 S 11 SW 6 SW 16
VENT RATE (KT-FT) 2650 27720 2580 102560
MAX ADI EARLY 17 GEN POOR 20 GEN POOR 20 GEN POOR 82 GOOD
MAX ADI LATE 3 VERY POOR 36 FAIR 4 VERY POOR 105 VERY GOOD
MAX LVORI EARLY 8 4 9 1
MAX LVORI LATE 8 4 9 1
MIN VSBY EARLY 3 FOG 1 FOG 9 5 FOG
MIN VSBY LATE 0 FOG 5 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 70 70 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTH WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH, BECOMING SOUTH AROUND
5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. WEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS
AROUND 5 MPH.
MAZ002-230800-
WESTERN FRANKLIN MA-
INCLUDING THE CITY OF CHARLEMONT
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 30 60 40 20
CHANCE OF THUNDER (%) 0 30 20 0
TEMP (24H TREND) 59 (+3) 74 (+4) 56 76
RH % (24H TREND) 100 (0) 76 (+19) 100 58
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 5
PRECIP AMOUNT 0.03 0.32 0.07 0.00
PRECIP DURATION 2 4 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 AM
MIXING HGT (FT-AGL) 430 2500 420 5650
TRANSPORT WND (KTS) E 5 SW 9 W 5 SW 15
VENT RATE (KT-FT) 2150 22500 2100 84750
MAX ADI EARLY 14 GEN POOR 17 GEN POOR 15 GEN POOR 56 GEN GOOD
MAX ADI LATE 3 VERY POOR 28 FAIR 3 VERY POOR 103 VERY GOOD
MAX LVORI EARLY 7 4 7 2
MAX LVORI LATE 7 4 7 2
MIN VSBY EARLY 6 FOG 1 FOG 8 6 FOG
MIN VSBY LATE 0 FOG 7 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 90 90 10
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. WEST WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. WEST WINDS 5 TO
10 MPH.
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN
THE MID 50S. HIGHS IN THE MID 70S. WEST WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 70S. SOUTH WINDS AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS AROUND
5 MPH, BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. WEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS
AROUND 5 MPH.
MAZ003-230800-
EASTERN FRANKLIN MA-
INCLUDING THE CITIES OF GREENFIELD AND ORANGE
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 20 60 60 10
CHANCE OF THUNDER (%) 0 30 30 0
TEMP (24H TREND) 61 (+2) 75 (+2) 57 79
RH % (24H TREND) 100 (0) 76 (+21) 100 54
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.01 0.18 0.07 0.00
PRECIP DURATION 1 4 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 PM
MIXING HGT (FT-AGL) 430 2800 400 5980
TRANSPORT WND (KTS) E 5 S 8 SW 4 SW 14
VENT RATE (KT-FT) 2150 22400 1600 83720
MAX ADI EARLY 14 GEN POOR 20 GEN POOR 14 GEN POOR 54 GEN GOOD
MAX ADI LATE 3 VERY POOR 32 FAIR 3 VERY POOR 89 GOOD
MAX LVORI EARLY 8 4 9 1
MAX LVORI LATE 8 4 9 1
MIN VSBY EARLY 7 1 FOG 9 8
MIN VSBY LATE 1 FOG 9 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 90 90 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHWEST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S.
HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. WEST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTH WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND
5 MPH, BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 60. WEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS
AROUND 5 MPH.
MAZ008-230800-
WESTERN HAMPSHIRE MA-
INCLUDING THE CITY OF CHESTERFIELD
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 60 40 20
CHANCE OF THUNDER (%) 0 30 20 0
TEMP (24H TREND) 59 (+4) 75 (+4) 57 76
RH % (24H TREND) 100 (0) 74 (+9) 100 58
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.02 0.26 0.07 0.00
PRECIP DURATION 2 3 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 10 PM
MIXING HGT (FT-AGL) 430 2360 420 6020
TRANSPORT WND (KTS) E 6 SW 9 W 5 SW 16
VENT RATE (KT-FT) 2580 21240 2100 96320
MAX ADI EARLY 15 GEN POOR 19 GEN POOR 14 GEN POOR 65 GOOD
MAX ADI LATE 4 VERY POOR 29 FAIR 3 VERY POOR 105 VERY GOOD
MAX LVORI EARLY 7 4 6 2
MAX LVORI LATE 7 4 6 2
MIN VSBY EARLY 6 FOG 2 FOG 9 9
MIN VSBY LATE 1 FOG 9 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 90 90 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. WEST WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. WEST WINDS 5 TO
10 MPH.
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN
THE MID 50S. HIGHS IN THE UPPER 70S. WEST WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
AROUND 60. SOUTH WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS AROUND
5 MPH, BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. WEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS
AROUND 5 MPH.
MAZ010-230800-
EASTERN HAMPSHIRE MA-
INCLUDING THE CITIES OF AMHERST AND NORTHAMPTON
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 60 50 10
CHANCE OF THUNDER (%) 0 30 20 0
TEMP (24H TREND) 62 (+2) 77 (+3) 58 80
RH % (24H TREND) 100 (0) 69 (+9) 100 54
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 8
PRECIP AMOUNT 0.01 0.24 0.09 0.00
PRECIP DURATION 1 3 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 PM
MIXING HGT (FT-AGL) 420 2850 410 6480
TRANSPORT WND (KTS) E 4 S 7 SW 5 SW 15
VENT RATE (KT-FT) 1680 19950 2050 97200
MAX ADI EARLY 12 POOR 20 GEN POOR 15 GEN POOR 52 GEN GOOD
MAX ADI LATE 3 VERY POOR 33 FAIR 3 VERY POOR 58 GEN GOOD
MAX LVORI EARLY 7 3 9 2
MAX LVORI LATE 7 3 9 2
MIN VSBY EARLY 5 FOG 1 FOG 9 9
MIN VSBY LATE 1 FOG 9 6 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 100 100 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHWEST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S.
HIGHS AROUND 80. WEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. WEST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTH WINDS AROUND 5 MPH.
FRIDAY AND FRIDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S.
WEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS
AROUND 5 MPH.
MAZ009-230800-
WESTERN HAMPDEN MA-
INCLUDING THE CITY OF BLANDFORD
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 60 30 10
CHANCE OF THUNDER (%) 0 40 20 0
TEMP (24H TREND) 61 (+4) 76 (+4) 57 77
RH % (24H TREND) 100 (0) 71 (+17) 100 59
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.03 0.28 0.06 0.00
PRECIP DURATION 2 5 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 10 PM
MIXING HGT (FT-AGL) 440 2280 420 6310
TRANSPORT WND (KTS) E 6 SW 10 SW 6 SW 16
VENT RATE (KT-FT) 2640 22800 2520 100960
MAX ADI EARLY 15 GEN POOR 19 GEN POOR 16 GEN POOR 74 GOOD
MAX ADI LATE 3 VERY POOR 28 FAIR 4 VERY POOR 105 VERY GOOD
MAX LVORI EARLY 7 4 6 2
MAX LVORI LATE 7 4 6 2
MIN VSBY EARLY 5 FOG 2 FOG 9 9
MIN VSBY LATE 2 FOG 9 6 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 100 100 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. WEST WINDS
AROUND 5 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID
50S. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 80. SOUTH WINDS AROUND
5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTH WINDS AROUND 5 MPH.
FRIDAY AND FRIDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS AROUND 80. WEST WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS
AROUND 5 MPH.
MAZ011-230800-
EASTERN HAMPDEN MA-
INCLUDING THE CITY OF SPRINGFIELD
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 20 60 50 10
CHANCE OF THUNDER (%) 0 40 20 0
TEMP (24H TREND) 62 (+1) 79 (+5) 59 80
RH % (24H TREND) 100 (0) 67 (+9) 100 52
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 8
PRECIP AMOUNT 0.02 0.17 0.07 0.00
PRECIP DURATION 1 3 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 PM
MIXING HGT (FT-AGL) 420 3070 400 6650
TRANSPORT WND (KTS) E 5 S 8 S 6 SW 16
VENT RATE (KT-FT) 2100 24560 2400 106400
MAX ADI EARLY 13 GEN POOR 19 GEN POOR 16 GEN POOR 56 GEN GOOD
MAX ADI LATE 4 VERY POOR 35 FAIR 4 VERY POOR 80 GOOD
MAX LVORI EARLY 7 3 8 1
MAX LVORI LATE 7 3 8 1
MIN VSBY EARLY 5 FOG 2 FOG 9 9
MIN VSBY LATE 2 FOG 9 6 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 90 90 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHWEST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S.
HIGHS AROUND 80. WEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTHEAST WINDS 5 TO 10 MPH.
FRIDAY AND FRIDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S. WEST WINDS AROUND
5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS
AROUND 5 MPH.
CTZ002-230800-
HARTFORD CT-
INCLUDING THE CITIES OF HARTFORD AND WINDSOR LOCKS
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 20 60 30 10
CHANCE OF THUNDER (%) 0 40 20 0
TEMP (24H TREND) 64 (+2) 81 (+7) 60 80
RH % (24H TREND) 100 (0) 65 (+3) 100 52
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.02 0.15 0.04 0.00
PRECIP DURATION 1 3 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 PM
MIXING HGT (FT-AGL) 430 2890 380 6400
TRANSPORT WND (KTS) E 6 SW 10 SW 6 SW 15
VENT RATE (KT-FT) 2580 28900 2280 96000
MAX ADI EARLY 13 GEN POOR 21 FAIR 16 GEN POOR 61 GOOD
MAX ADI LATE 4 VERY POOR 31 FAIR 3 VERY POOR 89 GOOD
MAX LVORI EARLY 6 3 6 1
MAX LVORI LATE 6 3 6 1
MIN VSBY EARLY 7 2 FOG 9 9
MIN VSBY LATE 3 FOG 9 7 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 10 60 60 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHWEST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE
UPPER 50S. HIGHS AROUND 80. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTHEAST WINDS 5 TO 10 MPH.
FRIDAY AND FRIDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S. WEST WINDS AROUND
5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHWEST WINDS
AROUND 5 MPH.
CTZ003-230800-
TOLLAND CT-
INCLUDING THE CITIES OF UNION AND VERNON
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 60 40
CHANCE OF THUNDER (%) 0 30 20 0
TEMP (24H TREND) 62 (0) 80 (+7) 60 79
RH % (24H TREND) 97 (-3) 65 (-1) 100 56
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.02 0.11 0.03 0.00
PRECIP DURATION 1 3 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 PM
MIXING HGT (FT-AGL) 430 2810 400 6340
TRANSPORT WND (KTS) E 6 SW 10 SW 6 SW 15
VENT RATE (KT-FT) 2580 28100 2400 95100
MAX ADI EARLY 13 GEN POOR 23 FAIR 18 GEN POOR 57 GEN GOOD
MAX ADI LATE 4 VERY POOR 37 FAIR 3 VERY POOR 78 GOOD
MAX LVORI EARLY 6 3 7 1
MAX LVORI LATE 6 3 7 1
MIN VSBY EARLY 5 FOG 2 FOG 9 6 FOG
MIN VSBY LATE 2 FOG 9 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 20 50 50 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S.
HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. SOUTHWEST WINDS
AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTHEAST WINDS 5 TO 10 MPH.
FRIDAY AND FRIDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S. WEST WINDS AROUND
5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS
AROUND 5 MPH.
CTZ004-230800-
WINDHAM CT-
INCLUDING THE CITIES OF PUTNAM AND WILLIMANTIC
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 40 40
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 63 (+1) 79 (+6) 60 80
RH % (24H TREND) 100 (0) 69 (-4) 100 54
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.07 0.14 0.03 0.00
PRECIP DURATION 1 2 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 AM
MIXING HGT (FT-AGL) 430 2590 390 6190
TRANSPORT WND (KTS) E 7 SW 11 SW 7 SW 16
VENT RATE (KT-FT) 3010 28490 2730 99040
MAX ADI EARLY 12 POOR 23 FAIR 20 GEN POOR 57 GEN GOOD
MAX ADI LATE 4 VERY POOR 35 FAIR 4 VERY POOR 81 GOOD
MAX LVORI EARLY 7 4 8 1
MAX LVORI LATE 7 4 8 1
MIN VSBY EARLY 4 FOG 2 FOG 9 6 FOG
MIN VSBY LATE 2 FOG 9 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 50 50 50 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 55 TO 60.
HIGHS AROUND 80. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTHEAST WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH, BECOMING SOUTHWEST
AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. WEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS
AROUND 5 MPH.
RIZ001-230800-
NORTHWEST PROVIDENCE RI-
INCLUDING THE CITIES OF FOSTER AND SMITHFIELD
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 30 30
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 61 (-1) 76 (+4) 61 80
RH % (24H TREND) 100 (0) 71 (-5) 100 53
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.11 0.19 0.01 0.00
PRECIP DURATION 1 2 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 3 AM
MIXING HGT (FT-AGL) 430 2560 420 6130
TRANSPORT WND (KTS) E 6 S 12 SW 8 SW 17
VENT RATE (KT-FT) 2580 30720 3360 104210
MAX ADI EARLY 13 GEN POOR 22 FAIR 27 FAIR 68 GOOD
MAX ADI LATE 4 VERY POOR 40 FAIR 5 VERY POOR 64 GOOD
MAX LVORI EARLY 9 4 8 1
MAX LVORI LATE 9 4 8 1
MIN VSBY EARLY 3 FOG 2 FOG 9 6 FOG
MIN VSBY LATE 2 FOG 6 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 100 100 20 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE
UPPER 50S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTH WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS AROUND 80.
SOUTHEAST WINDS AROUND 5 MPH, BECOMING SOUTHWEST AROUND 5 MPH IN
THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. WEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS
AROUND 5 MPH.
RIZ002-230800-
SOUTHEAST PROVIDENCE RI-
INCLUDING THE CITY OF PROVIDENCE
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 30 30
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 62 (-2) 78 (+6) 63 81
RH % (24H TREND) 100 (0) 72 (-7) 100 54
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 8
PRECIP AMOUNT 0.10 0.22 0.05 0.00
PRECIP DURATION 1 2 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 3 AM
MIXING HGT (FT-AGL) 430 2760 420 5920
TRANSPORT WND (KTS) NE 6 SW 13 SW 8 SW 17
VENT RATE (KT-FT) 2580 35880 3360 100640
MAX ADI EARLY 13 GEN POOR 22 FAIR 25 FAIR 76 GOOD
MAX ADI LATE 4 VERY POOR 37 FAIR 7 POOR 64 GOOD
MAX LVORI EARLY 8 4 7 1
MAX LVORI LATE 8 4 7 1
MIN VSBY EARLY 3 FOG 2 FOG 9 8
MIN VSBY LATE 2 FOG 6 FOG 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 90 90 30 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
CLEAR. LOWS IN THE UPPER 50S. SOUTHWEST WINDS
5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60.
HIGHS AROUND 80. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 60S. SOUTH WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. SOUTH WINDS AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 60S. WEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS
AROUND 5 MPH.
RIZ003-230800-
WESTERN KENT RI-
INCLUDING THE CITIES OF COVENTRY AND WEST GREENWICH
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 30 40
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 63 (0) 78 (+7) 63 79
RH % (24H TREND) 100 (0) 71 (-8) 97 56
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 8
PRECIP AMOUNT 0.13 0.21 0.06 0.00
PRECIP DURATION 1 2 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 AM
MIXING HGT (FT-AGL) 440 2700 400 5340
TRANSPORT WND (KTS) E 7 SW 12 SW 7 SW 17
VENT RATE (KT-FT) 3080 32400 2800 90780
MAX ADI EARLY 12 POOR 23 FAIR 25 FAIR 68 GOOD
MAX ADI LATE 4 VERY POOR 36 FAIR 6 VERY POOR 60 GEN GOOD
MAX LVORI EARLY 9 4 6 1
MAX LVORI LATE 9 4 6 1
MIN VSBY EARLY 5 FOG 2 FOG 9 6 FOG
MIN VSBY LATE 2 FOG 6 FOG 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 100 100 20 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE
UPPER 50S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 80. SOUTH WINDS AROUND
5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTHEAST WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 70S. SOUTH WINDS AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. WEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS
AROUND 5 MPH.
RIZ004-230800-
EASTERN KENT RI-
INCLUDING THE CITIES OF EAST GREENWICH, WARWICK, AND WEST WARWICK
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 30 30 10
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 63 (-1) 79 (+7) 65 80
RH % (24H TREND) 100 (0) 72 (-7) 97 52
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR S 5 S 5 SW 9
PRECIP AMOUNT 0.11 0.27 0.04 0.00
PRECIP DURATION 1 2 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 AM
MIXING HGT (FT-AGL) 440 2660 410 5780
TRANSPORT WND (KTS) E 6 SW 13 SW 8 SW 17
VENT RATE (KT-FT) 2640 34580 3280 98260
MAX ADI EARLY 12 POOR 22 FAIR 23 FAIR 45 GEN GOOD
MAX ADI LATE 5 VERY POOR 35 FAIR 7 POOR 62 GOOD
MAX LVORI EARLY 9 4 6 1
MAX LVORI LATE 9 4 6 1
MIN VSBY EARLY 5 FOG 2 FOG 9 9
MIN VSBY LATE 3 FOG 6 FOG 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 90 100 20 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 60S. SOUTH WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS AROUND 80.
SOUTH WINDS AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 60S. WEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS
AROUND 5 MPH.
RIZ005-230800-
BRISTOL RI-
INCLUDING THE CITY OF BRISTOL
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 30 20 10
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 64 (-1) 78 (+6) 65 80
RH % (24H TREND) 100 (0) 74 (-5) 97 56
20FT WND AM(MPH) LGT/VAR SW 5
20FT WND PM(MPH) LGT/VAR S 7 S 7 SW 9
PRECIP AMOUNT 0.08 0.26 0.02 0.00
PRECIP DURATION 1 2 1
PRECIP BEGIN 6 PM CONTINUING 6 PM
PRECIP END CONTINUING 4 PM 12 AM
MIXING HGT (FT-AGL) 430 2250 430 5840
TRANSPORT WND (KTS) E 5 S 12 SW 8 SW 17
VENT RATE (KT-FT) 2150 27000 3440 99280
MAX ADI EARLY 13 GEN POOR 22 FAIR 18 GEN POOR 48 GEN GOOD
MAX ADI LATE 6 VERY POOR 30 FAIR 8 POOR 61 GOOD
MAX LVORI EARLY 8 4 6 2
MAX LVORI LATE 8 4 6 2
MIN VSBY EARLY 3 FOG 3 FOG 9 9
MIN VSBY LATE 3 FOG 6 FOG 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 80 100 20 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 60S. SOUTH WINDS 5 TO 10 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS AROUND 80.
SOUTH WINDS AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 60S. WEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS
AROUND 5 MPH.
RIZ006-230800-
WASHINGTON RI-
INCLUDING THE CITIES OF NARRAGANSETT AND WESTERLY
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 30 30
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 64 (0) 79 (+7) 62 79
RH % (24H TREND) 100 (0) 69 (-10) 100 54
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR S 6 S 5 SW 9
PRECIP AMOUNT 0.16 0.21 0.02 0.00
PRECIP DURATION 1 1 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 AM
MIXING HGT (FT-AGL) 430 2630 420 4860
TRANSPORT WND (KTS) E 6 SW 12 SW 8 SW 16
VENT RATE (KT-FT) 2580 31560 3360 77760
MAX ADI EARLY 10 POOR 21 FAIR 19 GEN POOR 41 GEN GOOD
MAX ADI LATE 6 VERY POOR 29 FAIR 7 POOR 51 GEN GOOD
MAX LVORI EARLY 7 4 7 2
MAX LVORI LATE 7 4 7 2
MIN VSBY EARLY 4 FOG 3 FOG 9 6 FOG
MIN VSBY LATE 3 FOG 6 FOG 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 100 100 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 60S. SOUTHEAST WINDS 5 TO 10 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 70S. SOUTH WINDS 5 TO 10 MPH.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS IN THE MID 60S.
HIGHS AROUND 80. WEST WINDS 5 TO 10 MPH.
RIZ007-230800-
NEWPORT RI-
INCLUDING THE CITY OF NEWPORT
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 30 30 10
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 64 (-1) 77 (+5) 64 79
RH % (24H TREND) 100 (0) 76 (-3) 100 58
20FT WND AM(MPH) LGT/VAR SW 5
20FT WND PM(MPH) LGT/VAR S 6 S 6 SW 10 G17
PRECIP AMOUNT 0.11 0.25 0.01 0.00
PRECIP DURATION 1 1 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 AM
MIXING HGT (FT-AGL) 420 1980 430 4040
TRANSPORT WND (KTS) E 6 S 12 SW 8 SW 15
VENT RATE (KT-FT) 2520 23760 3440 60600
MAX ADI EARLY 12 POOR 20 GEN POOR 18 GEN POOR 37 FAIR
MAX ADI LATE 6 VERY POOR 26 FAIR 8 POOR 44 GEN GOOD
MAX LVORI EARLY 9 4 6 4
MAX LVORI LATE 9 4 6 4
MIN VSBY EARLY 3 FOG 3 FOG 9 6 FOG
MIN VSBY LATE 3 FOG 6 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 90 100 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS 10 TO 15 MPH.
TUESDAY AND TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S.
HIGHS IN THE MID 70S. WEST WINDS 10 TO 15 MPH.
WEDNESDAY AND WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID
60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 60S. SOUTH WINDS 5 TO 10 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 70S. SOUTH WINDS 5 TO 10 MPH.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS IN THE UPPER
60S. HIGHS AROUND 80. WEST WINDS 5 TO 10 MPH.
RIZ008-230800-
BLOCK ISLAND RI-
INCLUDING THE CITY OF NEW SHOREHAM
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY CLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 40 30
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 66 (+2) 77 (+4) 67 76
RH % (24H TREND) 100 (0) 82 (+1) 100 71
20FT WND AM(MPH) SE 6 SW 7
20FT WND PM(MPH) LGT/VAR S 7 SW 8 G19 SW 10
PRECIP AMOUNT 0.19 0.16 0.00 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT (FT-AGL) 1070 1130 570 1570
TRANSPORT WND (KTS) SE 13 SE 12 SW 11 SW 13
VENT RATE (KT-FT) 13910 13560 6270 20410
MAX ADI EARLY 14 GEN POOR 20 GEN POOR 18 GEN POOR 21 FAIR
MAX ADI LATE 10 POOR 21 FAIR 13 GEN POOR 25 FAIR
MAX LVORI EARLY 8 5 6 4
MAX LVORI LATE 8 5 6 4
MIN VSBY EARLY 5 FOG 3 FOG 9 9
MIN VSBY LATE 3 FOG 6 FOG 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 100 100 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHWEST
WINDS 5 TO 10 MPH.
TUESDAY
SUNNY. HIGHS IN THE MID 70S. WEST WINDS 10 TO 15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. WEST WINDS
5 TO 10 MPH.
WEDNESDAY AND WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER
60S. HIGHS IN THE MID 70S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS 5 TO
10 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE UPPER 60S. HIGHS IN THE MID 70S. SOUTHWEST WINDS 5 TO
10 MPH.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS IN THE UPPER
60S. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
MAZ017-230800-
NORTHERN BRISTOL MA-
INCLUDING THE CITY OF TAUNTON
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 30 20 10
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 63 (-1) 78 (+6) 61 82
RH % (24H TREND) 100 (0) 72 (-7) 100 49
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.06 0.24 0.03 0.00
PRECIP DURATION 1 2 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 3 AM
MIXING HGT (FT-AGL) 430 2860 420 6110
TRANSPORT WND (KTS) NE 5 S 12 SW 7 SW 17
VENT RATE (KT-FT) 2150 34320 2940 103870
MAX ADI EARLY 13 GEN POOR 24 FAIR 24 FAIR 88 GOOD
MAX ADI LATE 4 VERY POOR 39 FAIR 5 VERY POOR 65 GOOD
MAX LVORI EARLY 8 4 9 1
MAX LVORI LATE 8 4 9 1
MIN VSBY EARLY 3 FOG 1 FOG 9 6 FOG
MIN VSBY LATE 1 FOG 5 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 50 100 10 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTH WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. SOUTH WINDS AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS
AROUND 5 MPH.
MAZ018-230800-
WESTERN PLYMOUTH MA-
INCLUDING THE CITY OF BROCKTON
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 30 20
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 63 (-1) 78 (+7) 61 82
RH % (24H TREND) 100 (0) 72 (-7) 100 46
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 8
PRECIP AMOUNT 0.05 0.28 0.04 0.00
PRECIP DURATION 1 2 1
PRECIP BEGIN 6 PM CONTINUING 6 PM
PRECIP END CONTINUING 4 PM 3 AM
MIXING HGT (FT-AGL) 420 2840 420 6250
TRANSPORT WND (KTS) E 4 SW 13 SW 7 SW 17
VENT RATE (KT-FT) 1680 36920 2940 106250
MAX ADI EARLY 14 GEN POOR 23 FAIR 27 FAIR 98 GOOD
MAX ADI LATE 3 VERY POOR 39 FAIR 6 VERY POOR 67 GOOD
MAX LVORI EARLY 9 4 9 1
MAX LVORI LATE 9 4 9 1
MIN VSBY EARLY 2 FOG 1 FOG 9 6 FOG
MIN VSBY LATE 1 FOG 5 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 40 100 10 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTH WINDS AROUND 5 MPH.
FRIDAY AND FRIDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S. WEST WINDS AROUND
5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS
AROUND 5 MPH.
MAZ019-230800-
EASTERN PLYMOUTH MA-
INCLUDING THE CITY OF PLYMOUTH
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER CLOUDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 30 30
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 63 (-2) 78 (+7) 65 83
RH % (24H TREND) 100 (0) 74 (+1) 100 43
20FT WND AM(MPH) LGT/VAR SW 5
20FT WND PM(MPH) N 5 LGT/VAR LGT/VAR SW 8 G17
PRECIP AMOUNT 0.05 0.23 0.02 0.00
PRECIP DURATION 1 2 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 3 AM
MIXING HGT (FT-AGL) 420 2000 430 5900
TRANSPORT WND (KTS) NE 4 S 9 SW 9 SW 16
VENT RATE (KT-FT) 1680 18000 3870 94400
MAX ADI EARLY 15 GEN POOR 19 GEN POOR 11 POOR 64 GOOD
MAX ADI LATE 4 VERY POOR 22 FAIR 8 POOR 57 GEN GOOD
MAX LVORI EARLY 10 4 8 1
MAX LVORI LATE 10 4 8 1
MIN VSBY EARLY 2 FOG 1 FOG 9 6 FOG
MIN VSBY LATE 1 FOG 5 FOG 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 40 100 10 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE
LOWER 60S. HIGHS AROUND 80. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 60S. SOUTH WINDS 5 TO 10 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS AROUND 80.
SOUTH WINDS 5 TO 10 MPH.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS IN THE MID 60S.
HIGHS AROUND 80. SOUTHWEST WINDS AROUND 5 MPH.
MAZ020-230800-
SOUTHERN BRISTOL MA-
INCLUDING THE CITIES OF FALL RIVER AND NEW BEDFORD
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 30 30 10
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 64 (0) 78 (+5) 62 81
RH % (24H TREND) 100 (0) 74 (-5) 100 56
20FT WND AM(MPH) LGT/VAR SW 5
20FT WND PM(MPH) LGT/VAR S 6 S 5 SW 9 G18
PRECIP AMOUNT 0.08 0.20 0.04 0.00
PRECIP DURATION 1 1 1
PRECIP BEGIN 6 PM CONTINUING 6 PM
PRECIP END CONTINUING 1 PM 12 AM
MIXING HGT (FT-AGL) 420 2720 430 5400
TRANSPORT WND (KTS) E 5 SW 13 SW 8 SW 17
VENT RATE (KT-FT) 2100 35360 3440 91800
MAX ADI EARLY 13 GEN POOR 23 FAIR 22 FAIR 45 GEN GOOD
MAX ADI LATE 5 VERY POOR 33 FAIR 7 POOR 58 GEN GOOD
MAX LVORI EARLY 8 4 9 2
MAX LVORI LATE 8 4 9 2
MIN VSBY EARLY 3 FOG 2 FOG 9 6 FOG
MIN VSBY LATE 2 FOG 6 FOG 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 80 90 20 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS 10 TO 15 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 80. SOUTHWEST WINDS 5 TO
10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 60S. SOUTH WINDS 5 TO 10 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 70S. SOUTH WINDS 5 TO 10 MPH.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS IN THE MID 60S.
HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.
MAZ021-230800-
SOUTHERN PLYMOUTH MA-
INCLUDING THE CITY OF MATTAPOISETT
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 40 30 10
CHANCE OF THUNDER (%) 0 20 10 0
TEMP (24H TREND) 63 (-2) 77 (+4) 63 81
RH % (24H TREND) 100 (0) 79 (0) 100 54
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR S 6 S 5 SW 9 G19
PRECIP AMOUNT 0.08 0.11 0.02 0.00
PRECIP DURATION 1 1 1
PRECIP BEGIN 6 PM CONTINUING 8 PM
PRECIP END CONTINUING 1 PM 3 AM
MIXING HGT (FT-AGL) 420 2600 430 5350
TRANSPORT WND (KTS) NE 4 S 13 SW 8 SW 17
VENT RATE (KT-FT) 1680 33800 3440 90950
MAX ADI EARLY 12 POOR 23 FAIR 22 FAIR 54 GEN GOOD
MAX ADI LATE 4 VERY POOR 36 FAIR 7 POOR 61 GOOD
MAX LVORI EARLY 9 4 9 2
MAX LVORI LATE 9 4 9 2
MIN VSBY EARLY 3 FOG 2 FOG 8 6 FOG
MIN VSBY LATE 1 FOG 5 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 80 80 10 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS 10 TO 15 MPH, DIMINISHING TO AROUND 5 MPH AFTER MIDNIGHT.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 60S. SOUTH WINDS 5 TO 10 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS AROUND 80.
SOUTH WINDS 5 TO 10 MPH.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS IN THE MID 60S.
HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.
MAZ022-230800-
BARNSTABLE MA-
INCLUDING THE CITIES OF CHATHAM, FALMOUTH, AND PROVINCETOWN
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER CLOUDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 50 30
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 64 (-1) 77 (+6) 66 80
RH % (24H TREND) 100 (0) 79 (-2) 100 55
20FT WND AM(MPH) LGT/VAR SW 5
20FT WND PM(MPH) LGT/VAR S 7 S 6 SW 8 G18
PRECIP AMOUNT 0.13 0.13 0.01 0.00
PRECIP DURATION 2 1 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 3 AM
MIXING HGT (FT-AGL) 420 2040 480 4200
TRANSPORT WND (KTS) SE 4 S 13 SW 10 SW 17
VENT RATE (KT-FT) 1680 26520 4800 71400
MAX ADI EARLY 13 GEN POOR 24 FAIR 20 GEN POOR 40 FAIR
MAX ADI LATE 4 VERY POOR 30 FAIR 10 POOR 48 GEN GOOD
MAX LVORI EARLY 9 4 8 2
MAX LVORI LATE 9 4 8 2
MIN VSBY EARLY 2 FOG 2 FOG 5 FOG 6 FOG
MIN VSBY LATE 2 FOG 5 FOG 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 100 100 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHWEST
WINDS 10 TO 15 MPH, DIMINISHING TO AROUND 5 MPH AFTER MIDNIGHT.
TUESDAY
SUNNY. HIGHS IN THE MID 70S. SOUTHWEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. WEST WINDS
10 TO 15 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO
10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. SOUTHWEST
WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 80. SOUTH WINDS 5 TO
10 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE UPPER 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS IN THE UPPER
60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
MAZ023-230800-
DUKES MA-
INCLUDING THE CITY OF VINEYARD HAVEN
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 50 40 10
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 65 (0) 77 (+4) 64 78
RH % (24H TREND) 100 (0) 82 (+1) 100 62
20FT WND AM(MPH) SE 6 SW 6
20FT WND PM(MPH) LGT/VAR S 8 G17 S 7 G19 SW 9 G18
PRECIP AMOUNT 0.13 0.10 0.02 0.00
PRECIP DURATION 2 1 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 3 AM
MIXING HGT (FT-AGL) 710 1600 470 2830
TRANSPORT WND (KTS) SE 11 SW 14 SW 11 SW 15
VENT RATE (KT-FT) 7810 22400 5170 42450
MAX ADI EARLY 15 GEN POOR 25 FAIR 25 FAIR 30 FAIR
MAX ADI LATE 8 POOR 28 FAIR 12 POOR 37 FAIR
MAX LVORI EARLY 8 4 8 3
MAX LVORI LATE 8 4 8 3
MIN VSBY EARLY 5 FOG 3 FOG 5 FOG 9
MIN VSBY LATE 3 FOG 5 FOG 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 100 100 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHWEST
WINDS 10 TO 15 MPH.
TUESDAY
SUNNY. HIGHS IN THE MID 70S. SOUTHWEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN
THE MID 60S. HIGHS IN THE MID 70S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE UPPER 60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
5 TO 10 MPH.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS IN THE UPPER
60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
MAZ024-230800-
NANTUCKET MA-
INCLUDING THE CITY OF NANTUCKET
409 PM EDT SAT AUG 22 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 70 60 40
CHANCE OF THUNDER (%) 0 20 10 0
TEMP (24H TREND) 64 (-2) 76 (+3) 67 76
RH % (24H TREND) 100 (0) 90 (+11) 100 74
20FT WND AM(MPH) SE 7 G17 SW 7
20FT WND PM(MPH) LGT/VAR S 9 G18 S 8 G20 SW 9
PRECIP AMOUNT 0.33 0.21 0.01 0.00
PRECIP DURATION 4 2 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 AM
MIXING HGT (FT-AGL) 690 1240 500 1540
TRANSPORT WND (KTS) SE 12 S 16 SW 11 SW 15
VENT RATE (KT-FT) 8280 19840 5500 23100
MAX ADI EARLY 15 GEN POOR 24 FAIR 22 FAIR 19 GEN POOR
MAX ADI LATE 9 POOR 24 FAIR 13 GEN POOR 26 FAIR
MAX LVORI EARLY 9 5 6 4
MAX LVORI LATE 9 5 6 4
MIN VSBY EARLY 3 FOG 2 FOG 5 FOG 9
MIN VSBY LATE 2 FOG 5 FOG 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 100 100 10 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. SOUTHWEST
WINDS 5 TO 10 MPH.
TUESDAY
SUNNY. HIGHS IN THE MID 70S. SOUTHWEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN
THE UPPER 60S. HIGHS IN THE MID 70S. SOUTHWEST WINDS 10 TO
15 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS 5 TO
10 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE UPPER 60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 60S. SOUTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO
10 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES NEAR NORMAL. PRECIPITATION ABOVE NORMAL.
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