751
FNUS51 KBOX 220809
FWFBOX
FIRE WEATHER PLANNING FORECAST FOR SOUTHERN NEW ENGLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
409 AM EDT SAT AUG 22 2026
DISCUSSION
PERIODS OF SHOWERS EXPECTED TO CONTINUE THROUGH THIS WEEKEND. THE
MAIN FOCUS WILL BE TOWARDS SOUTHEAST MA THROUGH TONIGHT. THE THE
FOCUS SHIFTS MORE TOWARDS INTERIOR SOUTHERN NEW ENGLAND SUNDAY
AFTERNOON AND EVENING.
LOWEST RELATIVE HUMIDITY VALUES EXPECTED TO RANGE BETWEEN
70-90 PERCENT BOTH TODAY AND SUNDAY.
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.
MAZ015-222000-
SUFFOLK MA-
INCLUDING THE CITY OF BOSTON
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 30 50 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 71 (-2) 61 (-3) 78
RH % (24H TREND) 81 (+10) 100 (0) 79
20FT WND AM(MPH) NE 6 LGT/VAR
20FT WND PM(MPH) NE 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.03 0.15 0.20
PRECIP DURATION 2 1 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT (FT-AGL) 1930 420 2880
TRANSPORT WND (KTS) NE 11 E 6 S 9
VENT RATE (KT-FT) 21230 2520 25920
MAX ADI EARLY 1 VERY POOR 5 VERY POOR 15 GEN POOR
MAX ADI LATE 1 VERY POOR 3 VERY POOR 1 VERY POOR
MAX LVORI EARLY 7 10 6
MAX LVORI LATE 7 10 6
MIN VSBY EARLY 9 1 FOG 4 FOG
MIN VSBY LATE 2 FOG 2 FOG 5 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 10 50 50
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 60S. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY 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.
MAZ016-222000-
EASTERN NORFOLK MA-
INCLUDING THE CITY OF QUINCY
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 30 50 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 71 (-1) 60 (-4) 78
RH % (24H TREND) 81 (+5) 100 (0) 76
20FT WND AM(MPH) NE 7 LGT/VAR
20FT WND PM(MPH) NE 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.03 0.14 0.19
PRECIP DURATION 2 1 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT (FT-AGL) 1700 420 3060
TRANSPORT WND (KTS) NE 13 NE 4 S 10
VENT RATE (KT-FT) 22100 1680 30600
MAX ADI EARLY 1 VERY POOR 5 VERY POOR 13 GEN POOR
MAX ADI LATE 1 VERY POOR 3 VERY POOR 1 VERY POOR
MAX LVORI EARLY 7 10 6
MAX LVORI LATE 7 10 6
MIN VSBY EARLY 8 1 FOG 3 FOG
MIN VSBY LATE 2 FOG 2 FOG 5 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 10 50 50
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
MONDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 59 TO 64.
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 5 TO 10 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. SOUTH WINDS AROUND 5 MPH.
MAZ013-222000-
WESTERN NORFOLK MA-
INCLUDING THE CITIES OF FOXBOROUGH AND NORWOOD
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 30 50 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (-1) 59 (-3) 78
RH % (24H TREND) 84 (+8) 100 (0) 76
20FT WND AM(MPH) NE 5 LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.17 0.18
PRECIP DURATION 2 1 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT (FT-AGL) 2200 430 2940
TRANSPORT WND (KTS) NE 10 NE 5 S 12
VENT RATE (KT-FT) 22000 2150 35280
MAX ADI EARLY 1 VERY POOR 11 POOR 16 GEN POOR
MAX ADI LATE 1 VERY POOR 3 VERY POOR 2 VERY POOR
MAX LVORI EARLY 7 10 6
MAX LVORI LATE 7 10 6
MIN VSBY EARLY 8 1 FOG 3 FOG
MIN VSBY LATE 3 FOG 2 FOG 5 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 10 50 50
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 56 TO 62.
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. SOUTH WINDS AROUND 5 MPH.
MAZ014-222000-
SOUTHEAST MIDDLESEX MA-
INCLUDING THE CITY OF CAMBRIDGE
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 30 50 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (-3) 61 (-2) 78
RH % (24H TREND) 81 (+24) 100 (0) 79
20FT WND AM(MPH) NE 5 LGT/VAR
20FT WND PM(MPH) NE 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.17 0.19
PRECIP DURATION 2 1 2
PRECIP BEGIN 7 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT (FT-AGL) 2220 420 2900
TRANSPORT WND (KTS) NE 11 E 5 S 12
VENT RATE (KT-FT) 24420 2100 34800
MAX ADI EARLY 1 VERY POOR 4 VERY POOR 13 GEN POOR
MAX ADI LATE 1 VERY POOR 3 VERY POOR 1 VERY POOR
MAX LVORI EARLY 6 10 6
MAX LVORI LATE 6 10 6
MIN VSBY EARLY 9 1 FOG 3 FOG
MIN VSBY LATE 3 FOG 2 FOG 5 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 10 50 50
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 60S. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 59 TO 64.
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 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.
MAZ007-222000-
EASTERN ESSEX MA-
INCLUDING THE CITY OF GLOUCESTER
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 40 50 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 71 (-2) 60 (-3) 76
RH % (24H TREND) 84 (+25) 100 (0) 82
20FT WND AM(MPH) NE 7 LGT/VAR
20FT WND PM(MPH) NE 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.04 0.16 0.20
PRECIP DURATION 2 1 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT (FT-AGL) 1690 420 2170
TRANSPORT WND (KTS) NE 13 NE 5 S 9
VENT RATE (KT-FT) 21970 2100 19530
MAX ADI EARLY 1 VERY POOR 7 POOR 12 POOR
MAX ADI LATE 1 VERY POOR 3 VERY POOR 1 VERY POOR
MAX LVORI EARLY 7 10 8
MAX LVORI LATE 7 10 8
MIN VSBY EARLY 9 1 FOG 4 FOG
MIN VSBY LATE 2 FOG 2 FOG 5 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 20 50 50
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. SOUTH WINDS
AROUND 5 MPH.
MONDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER
60S. HIGHS AROUND 80. WEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 80. SOUTHWEST WINDS AROUND
5 MPH, BECOMING SOUTH IN THE AFTERNOON.
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.
MAZ006-222000-
WESTERN ESSEX MA-
INCLUDING THE CITY OF LAWRENCE
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 30 50 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (-3) 58 (-3) 77
RH % (24H TREND) 81 (+33) 100 (0) 79
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) NE 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.03 0.15 0.18
PRECIP DURATION 2 1 2
PRECIP BEGIN 8 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT (FT-AGL) 2140 420 3190
TRANSPORT WND (KTS) NE 11 N 5 S 11
VENT RATE (KT-FT) 23540 2100 35090
MAX ADI EARLY 1 VERY POOR 4 VERY POOR 14 GEN POOR
MAX ADI LATE 1 VERY POOR 3 VERY POOR 17 GEN POOR
MAX LVORI EARLY 7 10 6
MAX LVORI LATE 7 10 6
MIN VSBY EARLY 9 2 FOG 3 FOG
MIN VSBY LATE 3 FOG 2 FOG 4 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 20 40 50
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTH WINDS AROUND 5 MPH.
MONDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 57 TO 62.
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. SOUTH WINDS AROUND 5 MPH.
MAZ005-222000-
CENTRAL MIDDLESEX MA-
INCLUDING THE CITIES OF FRAMINGHAM AND LOWELL
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 30 50 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (-3) 58 (-3) 78
RH % (24H TREND) 79 (+29) 100 (0) 79
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.14 0.18
PRECIP DURATION 1 1 2
PRECIP BEGIN 8 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT (FT-AGL) 2570 420 3030
TRANSPORT WND (KTS) NE 10 E 5 S 12
VENT RATE (KT-FT) 25700 2100 36360
MAX ADI EARLY 4 VERY POOR 12 POOR 16 GEN POOR
MAX ADI LATE 1 VERY POOR 3 VERY POOR 22 FAIR
MAX LVORI EARLY 6 10 6
MAX LVORI LATE 6 10 6
MIN VSBY EARLY 9 2 FOG 3 FOG
MIN VSBY LATE 3 FOG 2 FOG 4 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 10 50 50
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 56 TO 61.
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. SOUTH WINDS AROUND 5 MPH.
MAZ012-222000-
SOUTHERN WORCESTER MA-
INCLUDING THE CITIES OF MILFORD AND WORCESTER
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 20 50 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 71 (-3) 58 (-2) 77
RH % (24H TREND) 84 (+26) 100 (0) 82
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.12 0.17
PRECIP DURATION 1 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT (FT-AGL) 2560 430 3160
TRANSPORT WND (KTS) NE 8 E 6 S 11
VENT RATE (KT-FT) 20480 2580 34760
MAX ADI EARLY 1 VERY POOR 11 POOR 11 POOR
MAX ADI LATE 1 VERY POOR 3 VERY POOR 1 VERY POOR
MAX LVORI EARLY 7 10 7
MAX LVORI LATE 7 10 7
MIN VSBY EARLY 9 2 FOG 3 FOG
MIN VSBY LATE 4 FOG 2 FOG 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 10 40 50
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
AROUND 60. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 55 TO 60.
HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. 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. SOUTHWEST WINDS AROUND 5 MPH.
MAZ004-222000-
NORTHERN WORCESTER MA-
INCLUDING THE CITIES OF BARRE AND FITCHBURG
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 20 50 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (-2) 55 (-3) 76
RH % (24H TREND) 73 (+28) 100 (0) 79
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.09 0.16
PRECIP DURATION 1 2
PRECIP BEGIN 10 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT (FT-AGL) 2850 420 2860
TRANSPORT WND (KTS) NE 8 E 5 SW 12
VENT RATE (KT-FT) 22800 2100 34320
MAX ADI EARLY 1 VERY POOR 13 GEN POOR 13 GEN POOR
MAX ADI LATE 1 VERY POOR 3 VERY POOR 1 VERY POOR
MAX LVORI EARLY 6 10 6
MAX LVORI LATE 6 10 6
MIN VSBY EARLY 9 3 FOG 2 FOG
MIN VSBY LATE 6 FOG 2 FOG 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 10 40 40
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID
50S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 70S. 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
UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.
MAZ026-222000-
NORTHERN MIDDLESEX MA-
INCLUDING THE CITY OF AYER
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 20 50 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 73 (-3) 56 (-3) 77
RH % (24H TREND) 78 (+30) 100 (0) 79
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.08 0.14
PRECIP DURATION 1 2
PRECIP BEGIN 11 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT (FT-AGL) 2890 420 2920
TRANSPORT WND (KTS) NE 9 E 5 S 11
VENT RATE (KT-FT) 26010 2100 32120
MAX ADI EARLY 15 GEN POOR 12 POOR 15 GEN POOR
MAX ADI LATE 1 VERY POOR 3 VERY POOR 23 FAIR
MAX LVORI EARLY 6 10 5
MAX LVORI LATE 6 10 5
MIN VSBY EARLY 9 3 FOG 3 FOG
MIN VSBY LATE 6 FOG 2 FOG 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 10 40 40
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID
50S. HIGHS AROUND 80. WEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. 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. SOUTHWEST WINDS AROUND 5 MPH.
MAZ002-222000-
WESTERN FRANKLIN MA-
INCLUDING THE CITY OF CHARLEMONT
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 10 40 60
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 71 (-3) 54 (-2) 74
RH % (24H TREND) 75 (+23) 100 (+3) 79
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.05 0.14
PRECIP DURATION 1 4
PRECIP BEGIN 10 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT (FT-AGL) 3230 420 2330
TRANSPORT WND (KTS) E 7 E 6 S 9
VENT RATE (KT-FT) 22610 2520 20970
MAX ADI EARLY 19 GEN POOR 15 GEN POOR 14 GEN POOR
MAX ADI LATE 20 GEN POOR 3 VERY POOR 21 FAIR
MAX LVORI EARLY 3 10 5
MAX LVORI LATE 3 10 5
MIN VSBY EARLY 8 7 3 FOG
MIN VSBY LATE 9 2 FOG 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 30 40
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY THROUGH TUESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
HIGHS IN THE LOWER 70S. WEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLEAR. LOWS IN THE LOWER
50S. HIGHS IN THE MID 70S. WEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. 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 AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
AROUND 5 MPH.
MAZ003-222000-
EASTERN FRANKLIN MA-
INCLUDING THE CITIES OF GREENFIELD AND ORANGE
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 10 40 60
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 72 (-5) 58 (0) 76
RH % (24H TREND) 71 (+26) 100 (0) 76
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.07 0.17
PRECIP DURATION 1 4
PRECIP BEGIN 10 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT (FT-AGL) 3410 430 2510
TRANSPORT WND (KTS) E 7 E 6 S 10
VENT RATE (KT-FT) 23870 2580 25100
MAX ADI EARLY 16 GEN POOR 13 GEN POOR 13 GEN POOR
MAX ADI LATE 5 VERY POOR 3 VERY POOR 2 VERY POOR
MAX LVORI EARLY 4 10 5
MAX LVORI LATE 4 10 5
MIN VSBY EARLY 9 6 FOG 2 FOG
MIN VSBY LATE 9 2 FOG 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 30 40
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
UPPER 50S. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTHWEST WINDS
5 TO 10 MPH.
MONDAY NIGHT 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 WITH A CHANCE OF SHOWERS. HIGHS AROUND
80. SOUTH 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.
MAZ008-222000-
WESTERN HAMPSHIRE MA-
INCLUDING THE CITY OF CHESTERFIELD
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 10 40 60
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 71 (-3) 55 (-1) 74
RH % (24H TREND) 75 (+19) 100 (0) 79
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.06 0.13
PRECIP DURATION 2 4
PRECIP BEGIN 9 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT (FT-AGL) 3030 430 2660
TRANSPORT WND (KTS) E 6 E 6 S 10
VENT RATE (KT-FT) 18180 2580 26600
MAX ADI EARLY 17 GEN POOR 16 GEN POOR 14 GEN POOR
MAX ADI LATE 18 GEN POOR 4 VERY POOR 18 GEN POOR
MAX LVORI EARLY 4 9 6
MAX LVORI LATE 4 9 6
MIN VSBY EARLY 9 7 3 FOG
MIN VSBY LATE 9 3 FOG 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 30 50
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTHWEST WINDS
5 TO 10 MPH.
MONDAY NIGHT THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS IN THE LOWER
50S. HIGHS IN THE MID 70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. 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 AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS AROUND 60. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS AROUND
5 MPH.
MAZ010-222000-
EASTERN HAMPSHIRE MA-
INCLUDING THE CITIES OF AMHERST AND NORTHAMPTON
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 10 50 60
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 73 (-5) 59 (0) 77
RH % (24H TREND) 73 (+31) 100 (0) 79
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.09 0.17
PRECIP DURATION 1 4
PRECIP BEGIN 10 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT (FT-AGL) 3390 420 3030
TRANSPORT WND (KTS) NE 6 E 5 S 10
VENT RATE (KT-FT) 20340 2100 30300
MAX ADI EARLY 10 POOR 12 POOR 12 POOR
MAX ADI LATE 1 VERY POOR 3 VERY POOR 1 VERY POOR
MAX LVORI EARLY 5 10 6
MAX LVORI LATE 5 10 6
MIN VSBY EARLY 9 6 FOG 3 FOG
MIN VSBY LATE 9 3 FOG 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 30 40
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
5 TO 10 MPH.
MONDAY NIGHT 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. SOUTHWEST
WINDS AROUND 5 MPH.
THURSDAY THROUGH FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS AROUND 60. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
AROUND 5 MPH.
MAZ009-222000-
WESTERN HAMPDEN MA-
INCLUDING THE CITY OF BLANDFORD
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 10 40 60
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 71 (-3) 57 (-1) 75
RH % (24H TREND) 78 (+20) 100 (0) 81
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.07 0.12
PRECIP DURATION 2 4
PRECIP BEGIN 8 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT (FT-AGL) 2880 420 2820
TRANSPORT WND (KTS) E 6 E 6 S 10
VENT RATE (KT-FT) 17280 2520 28200
MAX ADI EARLY 16 GEN POOR 16 GEN POOR 14 GEN POOR
MAX ADI LATE 16 GEN POOR 3 VERY POOR 19 GEN POOR
MAX LVORI EARLY 4 9 6
MAX LVORI LATE 4 9 6
MIN VSBY EARLY 9 6 FOG 2 FOG
MIN VSBY LATE 9 3 FOG 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 30 40
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S.
HIGHS IN THE MID 70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY THROUGH FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS AROUND 60. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
AROUND 5 MPH.
MAZ011-222000-
EASTERN HAMPDEN MA-
INCLUDING THE CITY OF SPRINGFIELD
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 10 50 50
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 74 (-2) 59 (0) 78
RH % (24H TREND) 73 (+22) 100 (0) 76
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.10 0.16
PRECIP DURATION 2 2
PRECIP BEGIN 9 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT (FT-AGL) 3410 420 2990
TRANSPORT WND (KTS) NE 6 E 6 S 11
VENT RATE (KT-FT) 20460 2520 32890
MAX ADI EARLY 5 VERY POOR 11 POOR 13 GEN POOR
MAX ADI LATE 1 VERY POOR 4 VERY POOR 1 VERY POOR
MAX LVORI EARLY 5 10 6
MAX LVORI LATE 5 10 6
MIN VSBY EARLY 9 5 FOG 3 FOG
MIN VSBY LATE 8 3 FOG 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 40 40
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY 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. SOUTHWEST
WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. 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. HIGHS IN THE
LOWER 80S. SOUTH WINDS AROUND 5 MPH.
CTZ002-222000-
HARTFORD CT-
INCLUDING THE CITIES OF HARTFORD AND WINDSOR LOCKS
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 10 50 50
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 73 (-3) 59 (-1) 79
RH % (24H TREND) 76 (+18) 100 (0) 74
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.09 0.13
PRECIP DURATION 2 2
PRECIP BEGIN 8 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT (FT-AGL) 3050 430 3430
TRANSPORT WND (KTS) NE 5 E 6 SW 12
VENT RATE (KT-FT) 15250 2580 41160
MAX ADI EARLY 15 GEN POOR 12 POOR 16 GEN POOR
MAX ADI LATE 15 GEN POOR 4 VERY POOR 21 FAIR
MAX LVORI EARLY 4 9 6
MAX LVORI LATE 4 9 6
MIN VSBY EARLY 9 6 FOG 4 FOG
MIN VSBY LATE 9 4 FOG 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 30 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. SOUTHWEST WINDS
AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. 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. SOUTH WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. SOUTH WINDS AROUND 5 MPH.
CTZ003-222000-
TOLLAND CT-
INCLUDING THE CITIES OF UNION AND VERNON
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 10 50 50
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 72 (-3) 59 (-1) 78
RH % (24H TREND) 79 (+15) 100 (0) 79
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.11 0.19
PRECIP DURATION 2 2
PRECIP BEGIN 9 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT (FT-AGL) 2830 450 3220
TRANSPORT WND (KTS) NE 5 E 7 SW 13
VENT RATE (KT-FT) 14150 3150 41860
MAX ADI EARLY 1 VERY POOR 12 POOR 18 GEN POOR
MAX ADI LATE 13 GEN POOR 4 VERY POOR 1 VERY POOR
MAX LVORI EARLY 6 9 8
MAX LVORI LATE 6 9 8
MIN VSBY EARLY 9 5 FOG 3 FOG
MIN VSBY LATE 7 3 FOG 7
SUNSHINE HOURS N/A N/A N/A
CWR 0 40 40
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. SOUTHWEST WINDS
AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS AROUND
80. SOUTH WINDS 5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 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.
CTZ004-222000-
WINDHAM CT-
INCLUDING THE CITIES OF PUTNAM AND WILLIMANTIC
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 20 50 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (-2) 58 (-3) 78
RH % (24H TREND) 84 (+8) 100 (0) 82
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.15 0.20
PRECIP DURATION 2 3
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT (FT-AGL) 2470 470 3000
TRANSPORT WND (KTS) NE 6 E 7 S 11
VENT RATE (KT-FT) 14820 3290 33000
MAX ADI EARLY 1 VERY POOR 10 POOR 17 GEN POOR
MAX ADI LATE 1 VERY POOR 4 VERY POOR 1 VERY POOR
MAX LVORI EARLY 7 10 8
MAX LVORI LATE 7 10 8
MIN VSBY EARLY 9 3 FOG 3 FOG
MIN VSBY LATE 5 FOG 3 FOG 7
SUNSHINE HOURS N/A N/A N/A
CWR 10 50 50
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. SOUTHWEST WINDS
AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. 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
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. SOUTH WINDS AROUND 5 MPH.
RIZ001-222000-
NORTHWEST PROVIDENCE RI-
INCLUDING THE CITIES OF FOSTER AND SMITHFIELD
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 20 50 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 71 (-2) 59 (-2) 77
RH % (24H TREND) 87 (+9) 100 (0) 79
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.18 0.17
PRECIP DURATION 1 3
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT (FT-AGL) 2330 430 3280
TRANSPORT WND (KTS) NE 8 E 6 S 12
VENT RATE (KT-FT) 18640 2580 39360
MAX ADI EARLY 1 VERY POOR 11 POOR 12 POOR
MAX ADI LATE 1 VERY POOR 4 VERY POOR 1 VERY POOR
MAX LVORI EARLY 7 10 7
MAX LVORI LATE 7 10 7
MIN VSBY EARLY 9 2 FOG 2 FOG
MIN VSBY LATE 3 FOG 3 FOG 7
SUNSHINE HOURS N/A N/A N/A
CWR 10 50 60
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS 56 TO 61. HIGHS IN
THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT AND THURSDAY
PARTLY CLOUDY. LOWS AROUND 60.
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
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS AROUND 80.
SOUTH WINDS AROUND 5 MPH.
RIZ002-222000-
SOUTHEAST PROVIDENCE RI-
INCLUDING THE CITY OF PROVIDENCE
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 20 60 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (-1) 60 (-3) 78
RH % (24H TREND) 87 (+6) 100 (0) 79
20FT WND AM(MPH) N 5 LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR S 5
PRECIP AMOUNT 0.00 0.22 0.22
PRECIP DURATION 3 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT (FT-AGL) 2170 430 3920
TRANSPORT WND (KTS) N 8 E 5 S 12
VENT RATE (KT-FT) 17360 2150 47040
MAX ADI EARLY 1 VERY POOR 11 POOR 12 POOR
MAX ADI LATE 1 VERY POOR 4 VERY POOR 1 VERY POOR
MAX LVORI EARLY 7 10 7
MAX LVORI LATE 7 10 7
MIN VSBY EARLY 8 2 FOG 2 FOG
MIN VSBY LATE 3 FOG 3 FOG 7
SUNSHINE HOURS N/A N/A N/A
CWR 10 50 60
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS 5 TO 10 MPH.
MONDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS 58 TO 63. HIGHS IN
THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT AND THURSDAY
PARTLY CLOUDY. LOWS IN THE LOWER
60S. HIGHS AROUND 80. SOUTH WINDS 5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND
5 MPH.
RIZ003-222000-
WESTERN KENT RI-
INCLUDING THE CITIES OF COVENTRY AND WEST GREENWICH
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 20 60 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 71 (-1) 60 (-1) 78
RH % (24H TREND) 87 (+3) 100 (0) 79
20FT WND AM(MPH) NE 5 LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR S 5
PRECIP AMOUNT 0.00 0.19 0.18
PRECIP DURATION 3 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT (FT-AGL) 2120 440 3590
TRANSPORT WND (KTS) NE 6 E 7 SW 12
VENT RATE (KT-FT) 12720 3080 43080
MAX ADI EARLY 1 VERY POOR 12 POOR 9 POOR
MAX ADI LATE 1 VERY POOR 4 VERY POOR 56 GEN GOOD
MAX LVORI EARLY 8 10 8
MAX LVORI LATE 8 10 8
MIN VSBY EARLY 9 2 FOG 3 FOG
MIN VSBY LATE 3 FOG 3 FOG 7
SUNSHINE HOURS N/A N/A N/A
CWR 10 50 60
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS 5 TO 10 MPH.
MONDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS 57 TO 62. HIGHS IN
THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT AND THURSDAY
PARTLY CLOUDY. LOWS IN THE LOWER
60S. HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND
5 MPH.
RIZ004-222000-
EASTERN KENT RI-
INCLUDING THE CITIES OF EAST GREENWICH, WARWICK, AND WEST WARWICK
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 20 60 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (-1) 61 (-2) 78
RH % (24H TREND) 84 (+3) 100 (0) 79
20FT WND AM(MPH) N 5 LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR S 6
PRECIP AMOUNT 0.00 0.25 0.23
PRECIP DURATION 3 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT (FT-AGL) 2130 440 3830
TRANSPORT WND (KTS) NE 8 E 6 S 12
VENT RATE (KT-FT) 17040 2640 45960
MAX ADI EARLY 1 VERY POOR 4 VERY POOR 8 POOR
MAX ADI LATE 1 VERY POOR 5 VERY POOR 37 FAIR
MAX LVORI EARLY 7 10 7
MAX LVORI LATE 7 10 7
MIN VSBY EARLY 8 2 FOG 2 FOG
MIN VSBY LATE 3 FOG 3 FOG 7
SUNSHINE HOURS N/A N/A N/A
CWR 10 50 60
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. SOUTHWEST
WINDS 5 TO 10 MPH.
MONDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS 59 TO 64. HIGHS IN
THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT AND THURSDAY
PARTLY CLOUDY. LOWS IN THE LOWER
60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE MID 60S. HIGHS AROUND 80. SOUTH WINDS AROUND 5 MPH.
RIZ005-222000-
BRISTOL RI-
INCLUDING THE CITY OF BRISTOL
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 20 60 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (-1) 62 (-2) 78
RH % (24H TREND) 90 (+6) 100 (0) 82
20FT WND AM(MPH) N 6 LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR S 6
PRECIP AMOUNT 0.00 0.26 0.22
PRECIP DURATION 3 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 4 PM
MIXING HGT (FT-AGL) 2050 430 3700
TRANSPORT WND (KTS) N 9 E 6 S 12
VENT RATE (KT-FT) 18450 2580 44400
MAX ADI EARLY 1 VERY POOR 5 VERY POOR 2 VERY POOR
MAX ADI LATE 1 VERY POOR 5 VERY POOR 1 VERY POOR
MAX LVORI EARLY 8 10 8
MAX LVORI LATE 8 10 8
MIN VSBY EARLY 8 2 FOG 3 FOG
MIN VSBY LATE 3 FOG 3 FOG 7
SUNSHINE HOURS N/A N/A N/A
CWR 10 50 60
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 60S. SOUTHWEST
WINDS 5 TO 10 MPH.
MONDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS 61 TO 66. HIGHS IN
THE UPPER 70S. SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT AND THURSDAY
PARTLY CLOUDY. LOWS IN THE MID
60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE MID 60S. HIGHS AROUND 80. SOUTH WINDS 5 TO 10 MPH.
RIZ006-222000-
WASHINGTON RI-
INCLUDING THE CITIES OF NARRAGANSETT AND WESTERLY
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 20 60 60
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 72 (-1) 60 (-3) 77
RH % (24H TREND) 84 (+3) 100 (0) 79
20FT WND AM(MPH) NE 5 LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR S 6
PRECIP AMOUNT 0.00 0.28 0.21
PRECIP DURATION 4 3
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT (FT-AGL) 2110 420 3430
TRANSPORT WND (KTS) NE 6 E 8 SW 12
VENT RATE (KT-FT) 12660 3360 41160
MAX ADI EARLY 20 GEN POOR 13 GEN POOR 1 VERY POOR
MAX ADI LATE 17 GEN POOR 6 VERY POOR 31 FAIR
MAX LVORI EARLY 5 9 8
MAX LVORI LATE 5 9 8
MIN VSBY EARLY 8 2 FOG 3 FOG
MIN VSBY LATE 3 FOG 3 FOG 7
SUNSHINE HOURS N/A N/A N/A
CWR 10 60 60
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. SOUTHWEST
WINDS 5 TO 10 MPH.
MONDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS 58 TO 64. HIGHS IN
THE MID 70S. SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT AND THURSDAY
PARTLY CLOUDY. LOWS IN THE LOWER
60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
RIZ007-222000-
NEWPORT RI-
INCLUDING THE CITY OF NEWPORT
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 20 60 60
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 72 (0) 62 (-3) 77
RH % (24H TREND) 87 (+6) 100 (0) 82
20FT WND AM(MPH) N 7 E 5
20FT WND PM(MPH) LGT/VAR LGT/VAR S 7
PRECIP AMOUNT 0.00 0.32 0.22
PRECIP DURATION 4 3
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 3 PM
MIXING HGT (FT-AGL) 1860 420 2710
TRANSPORT WND (KTS) N 7 E 8 S 12
VENT RATE (KT-FT) 13020 3360 32520
MAX ADI EARLY 20 GEN POOR 14 GEN POOR 1 VERY POOR
MAX ADI LATE 18 GEN POOR 6 VERY POOR 25 FAIR
MAX LVORI EARLY 5 10 8
MAX LVORI LATE 5 10 8
MIN VSBY EARLY 8 2 FOG 3 FOG
MIN VSBY LATE 3 FOG 3 FOG 7
SUNSHINE HOURS N/A N/A N/A
CWR 10 50 60
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. SOUTHWEST
WINDS 5 TO 10 MPH.
MONDAY THROUGH TUESDAY NIGHT
MOSTLY CLEAR. LOWS 62 TO 67.
HIGHS IN THE MID 70S. WEST WINDS 10 TO 15 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS AROUND
5 MPH, BECOMING SOUTHWEST 10 TO 15 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT AND THURSDAY
PARTLY CLOUDY. LOWS IN THE MID
60S. 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. SOUTH WINDS 5 TO
10 MPH.
RIZ008-222000-
BLOCK ISLAND RI-
INCLUDING THE CITY OF NEW SHOREHAM
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 20 60 60
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 72 (0) 67 (+1) 76
RH % (24H TREND) 87 (0) 100 (0) 87
20FT WND AM(MPH) NE 9 SE 7
20FT WND PM(MPH) NE 5 E 5 SW 8
PRECIP AMOUNT 0.00 0.48 0.14
PRECIP DURATION 5 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 2 PM
MIXING HGT (FT-AGL) 1880 970 1190
TRANSPORT WND (KTS) NE 6 E 12 SE 13
VENT RATE (KT-FT) 11280 11640 15470
MAX ADI EARLY 18 GEN POOR 13 GEN POOR 21 FAIR
MAX ADI LATE 14 GEN POOR 13 GEN POOR 19 GEN POOR
MAX LVORI EARLY 5 7 5
MAX LVORI LATE 5 7 5
MIN VSBY EARLY 8 3 FOG 4 FOG
MIN VSBY LATE 4 FOG 4 FOG 8
SUNSHINE HOURS N/A N/A N/A
CWR 10 60 60
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. SOUTHWEST
WINDS 5 TO 10 MPH.
MONDAY THROUGH TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER
60S. HIGHS IN THE MID 70S. WEST WINDS 10 TO 15 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE MID 70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT AND THURSDAY
PARTLY CLOUDY. LOWS IN THE UPPER
60S. 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. SOUTH WINDS 5 TO
10 MPH.
MAZ017-222000-
NORTHERN BRISTOL MA-
INCLUDING THE CITY OF TAUNTON
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 30 60 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (-1) 59 (-3) 79
RH % (24H TREND) 90 (+9) 100 (0) 79
20FT WND AM(MPH) NE 5 LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.18 0.21
PRECIP DURATION 3 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT (FT-AGL) 1960 430 3750
TRANSPORT WND (KTS) N 10 E 7 S 12
VENT RATE (KT-FT) 19600 3010 45000
MAX ADI EARLY 1 VERY POOR 12 POOR 15 GEN POOR
MAX ADI LATE 1 VERY POOR 4 VERY POOR 1 VERY POOR
MAX LVORI EARLY 8 10 8
MAX LVORI LATE 8 10 8
MIN VSBY EARLY 6 FOG 2 FOG 3 FOG
MIN VSBY LATE 3 FOG 3 FOG 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 10 50 60
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
MONDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS 56 TO 62. HIGHS
AROUND 80. WEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT AND THURSDAY
PARTLY CLOUDY. LOWS AROUND 60.
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. SOUTH WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. SOUTH WINDS AROUND 5 MPH.
MAZ018-222000-
WESTERN PLYMOUTH MA-
INCLUDING THE CITY OF BROCKTON
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 30 60 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 71 (-1) 59 (-4) 79
RH % (24H TREND) 90 (+12) 100 (0) 79
20FT WND AM(MPH) NE 5 LGT/VAR
20FT WND PM(MPH) N 5 LGT/VAR S 5
PRECIP AMOUNT 0.02 0.16 0.25
PRECIP DURATION 2 3 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 3 PM
MIXING HGT (FT-AGL) 1730 420 3830
TRANSPORT WND (KTS) N 10 NE 4 S 12
VENT RATE (KT-FT) 17300 1680 45960
MAX ADI EARLY 1 VERY POOR 11 POOR 15 GEN POOR
MAX ADI LATE 1 VERY POOR 3 VERY POOR 1 VERY POOR
MAX LVORI EARLY 9 10 8
MAX LVORI LATE 9 10 8
MIN VSBY EARLY 6 FOG 2 FOG 3 FOG
MIN VSBY LATE 2 FOG 2 FOG 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 10 50 50
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
MONDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS 57 TO 63. HIGHS
AROUND 80. WEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT AND THURSDAY
PARTLY CLOUDY. LOWS IN THE LOWER
60S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND
5 MPH.
MAZ019-222000-
EASTERN PLYMOUTH MA-
INCLUDING THE CITY OF PLYMOUTH
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 30 60 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 70 (0) 60 (-5) 77
RH % (24H TREND) 84 (+6) 100 (0) 76
20FT WND AM(MPH) NE 8 LGT/VAR
20FT WND PM(MPH) N 6 LGT/VAR S 5
PRECIP AMOUNT 0.04 0.16 0.25
PRECIP DURATION 2 3 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 3 PM
MIXING HGT (FT-AGL) 1470 420 2880
TRANSPORT WND (KTS) N 12 N 4 S 9
VENT RATE (KT-FT) 17640 1680 25920
MAX ADI EARLY 1 VERY POOR 4 VERY POOR 14 GEN POOR
MAX ADI LATE 1 VERY POOR 3 VERY POOR 12 POOR
MAX LVORI EARLY 9 10 8
MAX LVORI LATE 9 10 8
MIN VSBY EARLY 5 FOG 2 FOG 3 FOG
MIN VSBY LATE 1 FOG 2 FOG 5 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 20 50 50
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
MONDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS 60 TO 65. HIGHS IN
THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT AND THURSDAY
PARTLY CLOUDY. LOWS IN THE LOWER
60S. HIGHS AROUND 80. SOUTH WINDS 5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
MAZ020-222000-
SOUTHERN BRISTOL MA-
INCLUDING THE CITIES OF FALL RIVER AND NEW BEDFORD
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 20 60 60
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 72 (0) 60 (-4) 79
RH % (24H TREND) 87 (+9) 100 (0) 82
20FT WND AM(MPH) NE 6 LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR S 7
PRECIP AMOUNT 0.00 0.30 0.27
PRECIP DURATION 4 3
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 2 PM
MIXING HGT (FT-AGL) 1890 420 3560
TRANSPORT WND (KTS) N 9 NE 4 SW 13
VENT RATE (KT-FT) 17010 1680 46280
MAX ADI EARLY 1 VERY POOR 11 POOR 9 POOR
MAX ADI LATE 1 VERY POOR 4 VERY POOR 6 VERY POOR
MAX LVORI EARLY 8 10 7
MAX LVORI LATE 8 10 7
MIN VSBY EARLY 6 FOG 2 FOG 3 FOG
MIN VSBY LATE 2 FOG 3 FOG 7
SUNSHINE HOURS N/A N/A N/A
CWR 10 60 60
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 60S. SOUTHWEST
WINDS 5 TO 10 MPH.
MONDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS 60 TO 66. HIGHS IN
THE UPPER 70S. SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT AND THURSDAY
PARTLY CLOUDY. LOWS IN THE MID
60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 10 TO 15 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
MAZ021-222000-
SOUTHERN PLYMOUTH MA-
INCLUDING THE CITY OF MATTAPOISETT
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 20 60 60
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 72 (0) 61 (-3) 78
RH % (24H TREND) 90 (+9) 100 (0) 79
20FT WND AM(MPH) NE 6 LGT/VAR
20FT WND PM(MPH) N 5 LGT/VAR S 6
PRECIP AMOUNT 0.00 0.29 0.39
PRECIP DURATION 4 3
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 2 PM
MIXING HGT (FT-AGL) 1780 420 3390
TRANSPORT WND (KTS) N 10 NE 3 S 13
VENT RATE (KT-FT) 17800 1260 44070
MAX ADI EARLY 1 VERY POOR 11 POOR 15 GEN POOR
MAX ADI LATE 1 VERY POOR 4 VERY POOR 30 FAIR
MAX LVORI EARLY 8 10 7
MAX LVORI LATE 8 10 7
MIN VSBY EARLY 5 FOG 2 FOG 3 FOG
MIN VSBY LATE 2 FOG 3 FOG 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 10 60 60
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 60S. SOUTHWEST
WINDS 5 TO 10 MPH.
MONDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS 60 TO 66. HIGHS IN
THE UPPER 70S. SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT AND THURSDAY
PARTLY CLOUDY. LOWS IN THE MID
60S. HIGHS AROUND 80. SOUTH WINDS 5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE MID 60S. HIGHS AROUND 80. SOUTH WINDS 5 TO 10 MPH.
MAZ022-222000-
BARNSTABLE MA-
INCLUDING THE CITIES OF CHATHAM, FALMOUTH, AND PROVINCETOWN
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 20 70 70
CHANCE OF THUNDER (%) 0 20 20
TEMP (24H TREND) 71 (0) 63 (-3) 78
RH % (24H TREND) 93 (+12) 100 (0) 82
20FT WND AM(MPH) NE 8 G18 LGT/VAR
20FT WND PM(MPH) N 5 LGT/VAR S 7
PRECIP AMOUNT 0.01 0.41 0.28
PRECIP DURATION 1 4 3
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 PM
MIXING HGT (FT-AGL) 1500 430 2890
TRANSPORT WND (KTS) N 11 SE 4 S 13
VENT RATE (KT-FT) 16500 1720 37570
MAX ADI EARLY 1 VERY POOR 8 POOR 10 POOR
MAX ADI LATE 1 VERY POOR 4 VERY POOR 6 VERY POOR
MAX LVORI EARLY 10 10 8
MAX LVORI LATE 10 10 8
MIN VSBY EARLY 4 FOG 2 FOG 2 FOG
MIN VSBY LATE 2 FOG 3 FOG 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 10 60 60
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 60S. SOUTHWEST
WINDS 5 TO 10 MPH.
MONDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS 64 TO 69. HIGHS IN
THE UPPER 70S. SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT AND THURSDAY
PARTLY CLOUDY. LOWS IN THE UPPER
60S. 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. SOUTH WINDS 5 TO
10 MPH.
MAZ023-222000-
DUKES MA-
INCLUDING THE CITY OF VINEYARD HAVEN
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 20 70 70
CHANCE OF THUNDER (%) 0 20 20
TEMP (24H TREND) 73 (+1) 63 (-3) 78
RH % (24H TREND) 90 (+6) 100 (0) 85
20FT WND AM(MPH) NE 9 SE 6
20FT WND PM(MPH) N 5 LGT/VAR S 8
PRECIP AMOUNT 0.00 0.53 0.31
PRECIP DURATION 4 3
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 2 PM
MIXING HGT (FT-AGL) 1560 820 2140
TRANSPORT WND (KTS) N 10 E 6 SW 14
VENT RATE (KT-FT) 15600 4920 29960
MAX ADI EARLY 6 VERY POOR 15 GEN POOR 27 FAIR
MAX ADI LATE 19 GEN POOR 8 POOR 29 FAIR
MAX LVORI EARLY 5 9 6
MAX LVORI LATE 5 9 6
MIN VSBY EARLY 5 FOG 2 FOG 1 FOG
MIN VSBY LATE 3 FOG 3 FOG 7
SUNSHINE HOURS N/A N/A N/A
CWR 10 70 70
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 60S. SOUTHWEST
WINDS 5 TO 10 MPH.
MONDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S.
HIGHS IN THE MID 70S. SOUTHWEST WINDS 15 TO 20 MPH.
WEDNESDAY NIGHT AND THURSDAY
PARTLY CLOUDY. LOWS IN THE UPPER
60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 10 TO 15 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.
MAZ024-222000-
NANTUCKET MA-
INCLUDING THE CITY OF NANTUCKET
409 AM EDT SAT AUG 22 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 20 70 70
CHANCE OF THUNDER (%) 0 20 20
TEMP (24H TREND) 73 (+1) 64 (-3) 76
RH % (24H TREND) 90 (+11) 100 (0) 87
20FT WND AM(MPH) NE 10 S 7
20FT WND PM(MPH) N 6 LGT/VAR S 9
PRECIP AMOUNT 0.00 0.46 0.20
PRECIP DURATION 5 3
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 2 PM
MIXING HGT (FT-AGL) 1540 780 1190
TRANSPORT WND (KTS) NW 12 SE 10 S 15
VENT RATE (KT-FT) 18480 7800 17850
MAX ADI EARLY 17 GEN POOR 16 GEN POOR 1 VERY POOR
MAX ADI LATE 21 FAIR 9 POOR 23 FAIR
MAX LVORI EARLY 5 9 7
MAX LVORI LATE 5 9 7
MIN VSBY EARLY 1 FOG 2 FOG 2 FOG
MIN VSBY LATE 3 FOG 2 FOG 7
SUNSHINE HOURS N/A N/A N/A
CWR 10 70 70
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 60S. SOUTHWEST WINDS 5 TO 10 MPH.
MONDAY AND MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S.
HIGHS IN THE MID 70S. SOUTHWEST WINDS 10 TO 15 MPH.
TUESDAY
SUNNY. HIGHS IN THE MID 70S. WEST WINDS 10 TO 15 MPH.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 60S.
HIGHS IN THE MID 70S. SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT AND THURSDAY
PARTLY CLOUDY. LOWS IN THE UPPER
60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 10 TO 15 MPH.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE UPPER 60S. HIGHS IN THE MID 70S. SOUTH WINDS 5 TO
10 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES ABOVE NORMAL. PRECIPITATION ABOVE NORMAL.
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