099
FNUS51 KBOX 162009
FWFBOX
FIRE WEATHER PLANNING FORECAST FOR SOUTHERN NEW ENGLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
409 PM EDT WED SEP 16 2026
DISCUSSION
DRY CONDITIONS TODAY WITH SEASONABLY WARM TEMPERATURES IN THE MID
70S TO LOW 80S. SW WINDS 5-15 MPH. MIN RELATIVE HUMIDITY 60 TO
70 PERCENT.
INCREASING DEWPOINTS THURSDAY. MIN RH VALUES 70 TO 90 PERCENT.
SCATTERED SHOWERS POSSIBLE LATE THURSDAY INTO EARLY FRIDAY.
PROBABILITIES FOR WETTING RAIN 30-40 PERCENT DUE TO SCATTERED
NATURE OF SHOWERS.
OUTLOOK...FRIDAY THROUGH MONDAY
DRIER CONDITIONS FRIDAY AND
SATURDAY WITH MIN RELATIVE HUMIDITY LESS THAN 50 PERCENT IN SPOTS
WITH BREEZY NW WINDS. NEXT CHANCE FOR RAIN ARRIVES SUNDAY,
POSSIBLY LINGERING INTO MONDAY.
MAZ015-170800-
SUFFOLK MA-
INCLUDING THE CITY OF BOSTON
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY MCLEAR
PRECIP TYPE NONE NONE SHOWERS NONE
CHANCE PRECIP (%) 20 50 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 62 (+8) 80 (+3) 65 77
RH % (24H TREND) 100 (+4) 67 (+9) 93 48
20FT WND AM(MPH) LGT/VAR NW 6
20FT WND PM(MPH) SW 5 LGT/VAR S 5 NW 8
PRECIP AMOUNT 0.00 0.00 0.20 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 6 AM
MIXING HGT (FT-AGL) 410 2450 450 6170
TRANSPORT WND (KTS) W 8 S 6 SE 7 NW 14
VENT RATE (KT-FT) 3280 14700 3150 86380
MAX ADI EARLY 12 POOR 8 POOR 9 POOR 41 GEN GOOD
MAX ADI LATE 4 VERY POOR 6 VERY POOR 11 POOR 55 GEN GOOD
MAX LVORI EARLY 7 4 6 1
MAX LVORI LATE 7 4 6 1
MIN VSBY EARLY 9 9 7 9
MIN VSBY LATE 8 8 7 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 50 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTH WINDS
5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
5 TO 10 MPH, BECOMING EAST IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 50S. SOUTH WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. SOUTH WINDS 5 TO 10 MPH, BECOMING NORTH AFTER MIDNIGHT.
MONDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID
60S. NORTHEAST WINDS 5 TO 10 MPH.
MONDAY NIGHT AND TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE MID 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 10 TO 15 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
10 TO 15 MPH.
MAZ016-170800-
EASTERN NORFOLK MA-
INCLUDING THE CITY OF QUINCY
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY MCLEAR
PRECIP TYPE NONE NONE SHOWERS NONE
CHANCE PRECIP (%) 20 50 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 60 (+7) 79 (+2) 64 77
RH % (24H TREND) 100 (0) 67 (+7) 97 46
20FT WND AM(MPH) LGT/VAR NW 6
20FT WND PM(MPH) SW 5 LGT/VAR S 6 N 7
PRECIP AMOUNT 0.00 0.00 0.25 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 6 AM
MIXING HGT (FT-AGL) 410 2530 460 6040
TRANSPORT WND (KTS) W 7 SW 6 SW 10 NW 14
VENT RATE (KT-FT) 2870 15180 4600 84560
MAX ADI EARLY 13 GEN POOR 12 POOR 11 POOR 41 GEN GOOD
MAX ADI LATE 5 VERY POOR 1 VERY POOR 11 POOR 56 GEN GOOD
MAX LVORI EARLY 7 4 6 1
MAX LVORI LATE 7 4 6 1
MIN VSBY EARLY 9 9 7 9
MIN VSBY LATE 8 8 7 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 50 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTH WINDS
5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. SOUTH WINDS 5 TO 10 MPH, BECOMING NORTH AFTER MIDNIGHT.
MONDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID
60S. NORTHEAST WINDS 5 TO 10 MPH.
MONDAY NIGHT AND TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE MID 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
10 TO 15 MPH.
MAZ013-170800-
WESTERN NORFOLK MA-
INCLUDING THE CITIES OF FOXBOROUGH AND NORWOOD
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY MCLEAR
PRECIP TYPE NONE NONE SHOWERS NONE
CHANCE PRECIP (%) 20 50 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 60 (+10) 80 (+3) 64 77
RH % (24H TREND) 100 (0) 67 (+11) 100 48
20FT WND AM(MPH) LGT/VAR NW 5
20FT WND PM(MPH) LGT/VAR S 5 LGT/VAR NW 6
PRECIP AMOUNT 0.00 0.00 0.21 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 6 AM
MIXING HGT (FT-AGL) 410 3420 430 6230
TRANSPORT WND (KTS) W 7 SW 7 SW 10 NW 15
VENT RATE (KT-FT) 2870 23940 4300 93450
MAX ADI EARLY 25 FAIR 15 GEN POOR 8 POOR 57 GEN GOOD
MAX ADI LATE 4 VERY POOR 27 FAIR 8 POOR 105 VERY GOOD
MAX LVORI EARLY 10 4 7 1
MAX LVORI LATE 10 4 7 1
MIN VSBY EARLY 9 9 7 9
MIN VSBY LATE 6 FOG 8 7 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50. NORTH WINDS AROUND
5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS
AROUND 5 MPH, BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. SOUTHEAST WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
LOWER 50S. SOUTHEAST WINDS AROUND 5 MPH, BECOMING NORTH AFTER
MIDNIGHT.
MONDAY THROUGH TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO
10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50. NORTHEAST WINDS
AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
5 TO 10 MPH.
MAZ014-170800-
SOUTHEAST MIDDLESEX MA-
INCLUDING THE CITY OF CAMBRIDGE
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY MCLEAR
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 20 50 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 61 (+8) 80 (+1) 64 77
RH % (24H TREND) 100 (0) 67 (+9) 97 46
20FT WND AM(MPH) LGT/VAR NW 6
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NW 7
PRECIP AMOUNT 0.00 0.02 0.16 0.00
PRECIP DURATION 0 2
PRECIP BEGIN 4 PM CONTINUING
PRECIP END CONTINUING 5 AM
MIXING HGT (FT-AGL) 410 2950 420 6040
TRANSPORT WND (KTS) W 7 SW 5 W 9 NW 17
VENT RATE (KT-FT) 2870 14750 3780 102680
MAX ADI EARLY 25 FAIR 8 POOR 7 POOR 46 GEN GOOD
MAX ADI LATE 4 VERY POOR 9 POOR 8 POOR 64 GOOD
MAX LVORI EARLY 8 4 7 1
MAX LVORI LATE 8 4 7 1
MIN VSBY EARLY 9 9 7 9
MIN VSBY LATE 9 8 7 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 10 50 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTH WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS
AROUND 5 MPH, BECOMING EAST IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. SOUTH WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
LOWER 50S. SOUTHEAST WINDS AROUND 5 MPH, BECOMING NORTH AFTER
MIDNIGHT.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
5 TO 10 MPH.
MONDAY NIGHT AND TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO
10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
5 TO 10 MPH.
MAZ007-170800-
EASTERN ESSEX MA-
INCLUDING THE CITY OF GLOUCESTER
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY MCLEAR
PRECIP TYPE NONE NONE SHOWERS NONE
CHANCE PRECIP (%) 20 50 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 60 (+7) 76 (+1) 62 75
RH % (24H TREND) 100 (0) 69 (+11) 100 48
20FT WND AM(MPH) LGT/VAR NW 6
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NW 7
PRECIP AMOUNT 0.00 0.00 0.17 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 6 AM
MIXING HGT (FT-AGL) 400 1620 400 5690
TRANSPORT WND (KTS) W 7 N 4 SE 7 NW 14
VENT RATE (KT-FT) 2800 6480 2800 79660
MAX ADI EARLY 11 POOR 7 POOR 8 POOR 38 FAIR
MAX ADI LATE 4 VERY POOR 2 VERY POOR 8 POOR 53 GEN GOOD
MAX LVORI EARLY 8 5 8 2
MAX LVORI LATE 8 5 8 2
MIN VSBY EARLY 9 9 4 FOG 9
MIN VSBY LATE 9 8 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 50 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTH WINDS
10 TO 15 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
5 TO 10 MPH, BECOMING EAST IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
LOWER 50S. SOUTH WINDS 5 TO 10 MPH, BECOMING NORTH AFTER
MIDNIGHT.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
5 TO 10 MPH.
MONDAY NIGHT AND TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
10 TO 15 MPH.
TUESDAY NIGHT AND WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER
50S. HIGHS IN THE MID 60S. EAST WINDS 10 TO 15 MPH.
MAZ006-170800-
WESTERN ESSEX MA-
INCLUDING THE CITY OF LAWRENCE
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY MCLEAR
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 30 50 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 60 (+9) 79 (0) 62 76
RH % (24H TREND) 100 (0) 67 (+13) 100 48
20FT WND AM(MPH) LGT/VAR NW 5
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NW 7
PRECIP AMOUNT 0.00 0.02 0.16 0.00
PRECIP DURATION 0 2
PRECIP BEGIN 4 PM CONTINUING
PRECIP END CONTINUING 5 AM
MIXING HGT (FT-AGL) 410 2500 420 6050
TRANSPORT WND (KTS) W 6 S 4 W 7 NW 17
VENT RATE (KT-FT) 2460 10000 2940 102850
MAX ADI EARLY 20 GEN POOR 8 POOR 8 POOR 79 GOOD
MAX ADI LATE 4 VERY POOR 9 POOR 6 VERY POOR 103 VERY GOOD
MAX LVORI EARLY 9 4 9 1
MAX LVORI LATE 9 4 9 1
MIN VSBY EARLY 9 8 4 FOG 9
MIN VSBY LATE 9 8 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 20 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. NORTH WINDS
5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS
AROUND 5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. SOUTH WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE LOWER
60S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND
50. SOUTHWEST WINDS AROUND 5 MPH, BECOMING NORTH AFTER MIDNIGHT.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT AND TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS AROUND 50. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO
10 MPH.
TUESDAY NIGHT AND WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER
40S. HIGHS IN THE MID 60S. EAST WINDS 5 TO 10 MPH.
MAZ005-170800-
CENTRAL MIDDLESEX MA-
INCLUDING THE CITIES OF FRAMINGHAM AND LOWELL
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY MCLEAR
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 30 50 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 60 (+9) 80 (+1) 63 76
RH % (24H TREND) 100 (0) 67 (+13) 100 46
20FT WND AM(MPH) LGT/VAR NW 5
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NW 6
PRECIP AMOUNT 0.00 0.02 0.15 0.00
PRECIP DURATION 0 2
PRECIP BEGIN 3 PM CONTINUING
PRECIP END CONTINUING 5 AM
MIXING HGT (FT-AGL) 410 2950 420 6220
TRANSPORT WND (KTS) W 6 SW 5 W 8 NW 17
VENT RATE (KT-FT) 2460 14750 3360 105740
MAX ADI EARLY 23 FAIR 10 POOR 7 POOR 76 GOOD
MAX ADI LATE 4 VERY POOR 11 POOR 7 POOR 105 VERY GOOD
MAX LVORI EARLY 9 4 8 1
MAX LVORI LATE 9 4 8 1
MIN VSBY EARLY 9 5 FOG 6 FOG 9
MIN VSBY LATE 6 FOG 8 7 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 20 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. NORTH WINDS
5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS
AROUND 5 MPH, BECOMING EAST IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. SOUTH WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
LOWER 50S. SOUTH WINDS AROUND 5 MPH, BECOMING NORTH AFTER
MIDNIGHT.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT AND TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS AROUND 50. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO
10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
5 TO 10 MPH.
MAZ012-170800-
SOUTHERN WORCESTER MA-
INCLUDING THE CITIES OF MILFORD AND WORCESTER
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY MCLEAR
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 20 50 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 60 (+9) 79 (+2) 63 76
RH % (24H TREND) 100 (0) 69 (+17) 100 48
20FT WND AM(MPH) LGT/VAR NW 5
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NW 7
PRECIP AMOUNT 0.00 0.03 0.19 0.00
PRECIP DURATION 0 2
PRECIP BEGIN 3 PM CONTINUING
PRECIP END CONTINUING 5 AM
MIXING HGT (FT-AGL) 410 2980 440 5960
TRANSPORT WND (KTS) W 7 SW 6 W 8 N 15
VENT RATE (KT-FT) 2870 17880 3520 89400
MAX ADI EARLY 22 FAIR 14 GEN POOR 8 POOR 45 GEN GOOD
MAX ADI LATE 4 VERY POOR 5 VERY POOR 8 POOR 104 VERY GOOD
MAX LVORI EARLY 9 4 9 1
MAX LVORI LATE 9 4 9 1
MIN VSBY EARLY 9 2 FOG 7 9
MIN VSBY LATE 3 FOG 8 7 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 20 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. NORTH WINDS
5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. SOUTH WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE LOWER
60S. SOUTH WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
LOWER 50S. EAST WINDS AROUND 5 MPH, BECOMING NORTH AFTER
MIDNIGHT.
MONDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID
60S. NORTHEAST WINDS 5 TO 10 MPH.
MONDAY NIGHT AND TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS AROUND 50. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO
10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
5 TO 10 MPH.
MAZ004-170800-
NORTHERN WORCESTER MA-
INCLUDING THE CITIES OF BARRE AND FITCHBURG
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY MCLEAR
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 40 50
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 58 (+8) 77 (+1) 61 74
RH % (24H TREND) 100 (0) 69 (+24) 100 49
20FT WND AM(MPH) LGT/VAR NW 6
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NW 8
PRECIP AMOUNT 0.00 0.06 0.19 0.00
PRECIP DURATION 1 2
PRECIP BEGIN 2 PM CONTINUING
PRECIP END CONTINUING 4 AM
MIXING HGT (FT-AGL) 410 2510 440 5930
TRANSPORT WND (KTS) W 6 S 6 W 7 NW 16
VENT RATE (KT-FT) 2460 15060 3080 94880
MAX ADI EARLY 14 GEN POOR 12 POOR 7 POOR 46 GEN GOOD
MAX ADI LATE 3 VERY POOR 12 POOR 7 POOR 60 GEN GOOD
MAX LVORI EARLY 10 4 9 1
MAX LVORI LATE 10 4 9 1
MIN VSBY EARLY 9 1 FOG 6 FOG 9
MIN VSBY LATE 1 FOG 8 6 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 30 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. NORTH WINDS
5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS
AROUND 5 MPH, BECOMING SOUTH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. SOUTH WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE LOWER
60S. SOUTH WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
UPPER 40S. NORTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
5 TO 10 MPH.
MONDAY NIGHT AND TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST
WINDS 5 TO 10 MPH.
MAZ026-170800-
NORTHERN MIDDLESEX MA-
INCLUDING THE CITY OF AYER
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY MCLEAR
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 40 50
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 59 (+9) 79 (0) 61 76
RH % (24H TREND) 100 (+4) 69 (+22) 100 49
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NW 6
PRECIP AMOUNT 0.00 0.05 0.16 0.00
PRECIP DURATION 1 2
PRECIP BEGIN 2 PM CONTINUING
PRECIP END CONTINUING 4 AM
MIXING HGT (FT-AGL) 410 2620 420 6220
TRANSPORT WND (KTS) W 6 S 4 W 7 NW 17
VENT RATE (KT-FT) 2460 10480 2940 105740
MAX ADI EARLY 19 GEN POOR 9 POOR 8 POOR 85 GOOD
MAX ADI LATE 3 VERY POOR 13 GEN POOR 4 VERY POOR 105 VERY GOOD
MAX LVORI EARLY 10 3 8 1
MAX LVORI LATE 10 3 8 1
MIN VSBY EARLY 9 2 FOG 6 FOG 9
MIN VSBY LATE 2 FOG 7 7 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 30 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS
AROUND 5 MPH IN THE MORNING, BECOMING LIGHT AND VARIABLE.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTH
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE LOWER
60S. SOUTH WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
UPPER 40S. NORTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT AND TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
AROUND 5 MPH.
TUESDAY NIGHT AND WEDNESDAY
PARTLY CLOUDY. LOWS IN THE MID
40S. HIGHS IN THE MID 60S. EAST WINDS AROUND 5 MPH.
MAZ002-170800-
WESTERN FRANKLIN MA-
INCLUDING THE CITY OF CHARLEMONT
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY MCLEAR
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 50 50
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 58 (+7) 73 (-3) 58 72
RH % (24H TREND) 100 (0) 78 (+20) 100 49
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NW 5
PRECIP AMOUNT 0.00 0.12 0.17 0.00
PRECIP DURATION 1 2
PRECIP BEGIN 1 PM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT (FT-AGL) 410 1870 440 5850
TRANSPORT WND (KTS) N 3 S 7 SW 6 NW 17
VENT RATE (KT-FT) 1230 13090 2640 99450
MAX ADI EARLY 8 POOR 11 POOR 8 POOR 76 GOOD
MAX ADI LATE 3 VERY POOR 14 GEN POOR 5 VERY POOR 105 VERY GOOD
MAX LVORI EARLY 9 4 8 1
MAX LVORI LATE 9 4 8 1
MIN VSBY EARLY 9 1 FOG 5 FOG 9
MIN VSBY LATE 1 FOG 6 FOG 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 40 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS
AROUND 5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. SOUTH WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE UPPER
50S. SOUTH WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
UPPER 40S. NORTH WINDS AROUND 5 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT AND TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE UPPER 40S. HIGHS AROUND 60. EAST WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTHEAST
WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 60S. EAST WINDS AROUND 5 MPH.
MAZ003-170800-
EASTERN FRANKLIN MA-
INCLUDING THE CITIES OF GREENFIELD AND ORANGE
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY MCLEAR
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 40 40
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 59 (+9) 75 (-3) 61 75
RH % (24H TREND) 100 (0) 76 (+27) 100 48
20FT WND AM(MPH) LGT/VAR NW 5
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NW 7
PRECIP AMOUNT 0.00 0.09 0.18 0.00
PRECIP DURATION 1 2
PRECIP BEGIN 1 PM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT (FT-AGL) 410 2090 420 6020
TRANSPORT WND (KTS) SW 4 S 6 NW 5 NW 16
VENT RATE (KT-FT) 1640 12540 2100 96320
MAX ADI EARLY 8 POOR 10 POOR 8 POOR 59 GEN GOOD
MAX ADI LATE 2 VERY POOR 11 POOR 5 VERY POOR 63 GOOD
MAX LVORI EARLY 10 4 9 1
MAX LVORI LATE 10 4 9 1
MIN VSBY EARLY 9 1 FOG 5 FOG 9
MIN VSBY LATE 1 FOG 7 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 30 50 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS
AROUND 5 MPH, BECOMING SOUTHWEST IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
AROUND 50. SOUTH WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE LOWER
60S. SOUTH WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
UPPER 40S. NORTH WINDS 5 TO 10 MPH.
MONDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
5 TO 10 MPH.
MONDAY NIGHT AND TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO
10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
5 TO 10 MPH.
MAZ008-170800-
WESTERN HAMPSHIRE MA-
INCLUDING THE CITY OF CHESTERFIELD
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY MCLEAR
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 40 50
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 59 (+9) 75 (-1) 59 72
RH % (24H TREND) 100 (0) 78 (+18) 100 53
20FT WND AM(MPH) LGT/VAR NW 5
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NW 7
PRECIP AMOUNT 0.00 0.12 0.18 0.00
PRECIP DURATION 1 2
PRECIP BEGIN 1 PM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT (FT-AGL) 420 1750 440 5590
TRANSPORT WND (KTS) W 5 S 6 W 7 NW 17
VENT RATE (KT-FT) 2100 10500 3080 95030
MAX ADI EARLY 9 POOR 11 POOR 9 POOR 74 GOOD
MAX ADI LATE 3 VERY POOR 15 GEN POOR 6 VERY POOR 87 GOOD
MAX LVORI EARLY 8 4 8 1
MAX LVORI LATE 8 4 8 1
MIN VSBY EARLY 9 1 FOG 6 FOG 9
MIN VSBY LATE 1 FOG 7 7 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 30 50 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. SOUTH WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS AROUND 60.
SOUTH WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
UPPER 40S. NORTH WINDS AROUND 5 MPH.
MONDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 60S. NORTHEAST WINDS AROUND 5 MPH.
MONDAY NIGHT AND TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS IN THE UPPER 40S. HIGHS AROUND 60. NORTHEAST WINDS AROUND
5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTHEAST
WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 60S. EAST WINDS AROUND 5 MPH.
MAZ010-170800-
EASTERN HAMPSHIRE MA-
INCLUDING THE CITIES OF AMHERST AND NORTHAMPTON
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY MCLEAR
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 40 40
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 59 (+8) 77 (-1) 62 77
RH % (24H TREND) 100 (0) 74 (+28) 100 47
20FT WND AM(MPH) LGT/VAR NW 6
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NW 8
PRECIP AMOUNT 0.00 0.07 0.19 0.00
PRECIP DURATION 1 2
PRECIP BEGIN 1 PM CONTINUING
PRECIP END CONTINUING 4 AM
MIXING HGT (FT-AGL) 410 2280 410 6180
TRANSPORT WND (KTS) N 2 S 6 NW 7 NW 15
VENT RATE (KT-FT) 820 13680 2870 92700
MAX ADI EARLY 8 POOR 14 GEN POOR 7 POOR 44 GEN GOOD
MAX ADI LATE 2 VERY POOR 12 POOR 5 VERY POOR 60 GEN GOOD
MAX LVORI EARLY 10 4 9 1
MAX LVORI LATE 10 4 9 1
MIN VSBY EARLY 9 1 FOG 6 FOG 9
MIN VSBY LATE 1 FOG 8 7 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 30 50 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. NORTH WINDS
5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS
AROUND 5 MPH, BECOMING SOUTH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
AROUND 50. SOUTH WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE LOWER
60S. SOUTH WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND
50. NORTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID
60S. NORTHEAST WINDS 5 TO 10 MPH.
MONDAY NIGHT AND TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS AROUND 50. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO
10 MPH.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER
40S. HIGHS IN THE MID 60S. EAST WINDS 5 TO 10 MPH.
MAZ009-170800-
WESTERN HAMPDEN MA-
INCLUDING THE CITY OF BLANDFORD
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY MCLEAR
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 30 40
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 60 (+9) 76 (-1) 60 74
RH % (24H TREND) 100 (0) 76 (+21) 100 54
20FT WND AM(MPH) LGT/VAR NW 6
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NW 7
PRECIP AMOUNT 0.00 0.12 0.19 0.00
PRECIP DURATION 1 2
PRECIP BEGIN 1 PM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT (FT-AGL) 380 1910 450 5390
TRANSPORT WND (KTS) W 5 S 7 NW 7 NW 17
VENT RATE (KT-FT) 1900 13370 3150 91630
MAX ADI EARLY 12 POOR 11 POOR 6 VERY POOR 73 GOOD
MAX ADI LATE 3 VERY POOR 14 GEN POOR 8 POOR 91 GOOD
MAX LVORI EARLY 8 4 8 1
MAX LVORI LATE 8 4 8 1
MIN VSBY EARLY 9 1 FOG 7 9
MIN VSBY LATE 1 FOG 8 8 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 30 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTH WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
AROUND 50. SOUTH WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE LOWER
60S. SOUTH WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND
50. NORTH WINDS 5 TO 10 MPH.
MONDAY THROUGH TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS AROUND 50. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO
10 MPH.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 60S. EAST WINDS AROUND 5 MPH.
MAZ011-170800-
EASTERN HAMPDEN MA-
INCLUDING THE CITY OF SPRINGFIELD
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY MCLEAR
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 30 50
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 59 (+8) 78 (0) 63 77
RH % (24H TREND) 100 (0) 71 (+25) 100 47
20FT WND AM(MPH) LGT/VAR NW 6
20FT WND PM(MPH) LGT/VAR LGT/VAR S 5 NW 8
PRECIP AMOUNT 0.00 0.04 0.19 0.00
PRECIP DURATION 1 2
PRECIP BEGIN 2 PM CONTINUING
PRECIP END CONTINUING 4 AM
MIXING HGT (FT-AGL) 400 2440 420 6050
TRANSPORT WND (KTS) NW 3 S 6 W 5 NW 15
VENT RATE (KT-FT) 1200 14640 2100 90750
MAX ADI EARLY 12 POOR 12 POOR 10 POOR 43 GEN GOOD
MAX ADI LATE 3 VERY POOR 13 GEN POOR 6 VERY POOR 59 GEN GOOD
MAX LVORI EARLY 10 4 9 1
MAX LVORI LATE 10 4 9 1
MIN VSBY EARLY 9 1 FOG 6 FOG 9
MIN VSBY LATE 1 FOG 8 7 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 20 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTH WINDS
5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS
AROUND 5 MPH, BECOMING SOUTH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. SOUTH WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. SOUTH WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
LOWER 50S. NORTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID
60S. NORTHEAST WINDS 5 TO 10 MPH.
MONDAY NIGHT AND TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS.
LOWS AROUND 50. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO
10 MPH.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER
40S. HIGHS IN THE MID 60S. EAST WINDS 5 TO 10 MPH.
CTZ002-170800-
HARTFORD CT-
INCLUDING THE CITIES OF HARTFORD AND WINDSOR LOCKS
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 20 40
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 60 (+8) 80 (+3) 64 78
RH % (24H TREND) 100 (0) 69 (+24) 100 48
20FT WND AM(MPH) LGT/VAR NW 6
20FT WND PM(MPH) LGT/VAR LGT/VAR S 5 N 8
PRECIP AMOUNT 0.00 0.02 0.18 0.00
PRECIP DURATION 0 2
PRECIP BEGIN 2 PM CONTINUING
PRECIP END CONTINUING 4 AM
MIXING HGT (FT-AGL) 370 2590 430 5830
TRANSPORT WND (KTS) NW 3 S 8 NW 7 NW 14
VENT RATE (KT-FT) 1110 20720 3010 81620
MAX ADI EARLY 11 POOR 11 POOR 8 POOR 42 GEN GOOD
MAX ADI LATE 3 VERY POOR 15 GEN POOR 6 VERY POOR 55 GEN GOOD
MAX LVORI EARLY 10 4 9 1
MAX LVORI LATE 10 4 9 1
MIN VSBY EARLY 9 1 FOG 6 FOG 9
MIN VSBY LATE 2 FOG 8 7 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 10 30 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50. NORTH WINDS 5 TO
10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. SOUTH WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
LOWER 50S. NORTH WINDS 5 TO 10 MPH.
MONDAY THROUGH TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO
10 MPH.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS AROUND 50.
HIGHS IN THE UPPER 60S. EAST WINDS 5 TO 10 MPH.
CTZ003-170800-
TOLLAND CT-
INCLUDING THE CITIES OF UNION AND VERNON
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY MCLEAR
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 20 40 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 60 (+9) 78 (+2) 63 76
RH % (24H TREND) 100 (0) 71 (+22) 100 52
20FT WND AM(MPH) LGT/VAR NW 6
20FT WND PM(MPH) LGT/VAR LGT/VAR S 5 NW 7
PRECIP AMOUNT 0.00 0.01 0.16 0.00
PRECIP DURATION 0 2
PRECIP BEGIN 2 PM CONTINUING
PRECIP END CONTINUING 4 AM
MIXING HGT (FT-AGL) 390 2680 440 5370
TRANSPORT WND (KTS) NW 4 S 8 W 7 NW 14
VENT RATE (KT-FT) 1560 21440 3080 75180
MAX ADI EARLY 13 GEN POOR 14 GEN POOR 9 POOR 41 GEN GOOD
MAX ADI LATE 3 VERY POOR 1 VERY POOR 7 POOR 53 GEN GOOD
MAX LVORI EARLY 10 4 9 1
MAX LVORI LATE 10 4 9 1
MIN VSBY EARLY 9 1 FOG 6 FOG 9
MIN VSBY LATE 1 FOG 8 7 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 10 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTH WINDS
5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
LOWER 50S. NORTHEAST WINDS 5 TO 10 MPH.
MONDAY THROUGH TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO
10 MPH.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS AROUND 50.
HIGHS IN THE MID 60S. EAST WINDS 5 TO 10 MPH.
CTZ004-170800-
WINDHAM CT-
INCLUDING THE CITIES OF PUTNAM AND WILLIMANTIC
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY MCLEAR
PRECIP TYPE NONE NONE SHOWERS NONE
CHANCE PRECIP (%) 20 40 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 60 (+10) 79 (+3) 64 77
RH % (24H TREND) 100 (0) 71 (+22) 100 52
20FT WND AM(MPH) LGT/VAR NW 5
20FT WND PM(MPH) LGT/VAR LGT/VAR S 5 NW 7
PRECIP AMOUNT 0.00 0.00 0.14 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 5 AM
MIXING HGT (FT-AGL) 370 2890 460 5260
TRANSPORT WND (KTS) NW 4 S 8 W 8 NW 14
VENT RATE (KT-FT) 1480 23120 3680 73640
MAX ADI EARLY 15 GEN POOR 16 GEN POOR 8 POOR 40 FAIR
MAX ADI LATE 3 VERY POOR 1 VERY POOR 8 POOR 91 GOOD
MAX LVORI EARLY 10 4 9 1
MAX LVORI LATE 10 4 9 1
MIN VSBY EARLY 9 1 FOG 6 FOG 9
MIN VSBY LATE 1 FOG 8 7 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. NORTH WINDS
5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
LOWER 50S. EAST WINDS AROUND 5 MPH, BECOMING NORTH AFTER
MIDNIGHT.
MONDAY THROUGH TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO
10 MPH.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS AROUND 50.
HIGHS IN THE UPPER 60S. EAST WINDS 5 TO 10 MPH.
RIZ001-170800-
NORTHWEST PROVIDENCE RI-
INCLUDING THE CITIES OF FOSTER AND SMITHFIELD
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLDY MCLEAR
PRECIP TYPE NONE NONE SHOWERS NONE
CHANCE PRECIP (%) 20 40 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 60 (+10) 79 (+4) 64 76
RH % (24H TREND) 100 (0) 69 (+15) 100 52
20FT WND AM(MPH) LGT/VAR NW 5
20FT WND PM(MPH) LGT/VAR S 5 SW 5 NW 6
PRECIP AMOUNT 0.00 0.00 0.14 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 6 AM
MIXING HGT (FT-AGL) 390 3170 450 5670
TRANSPORT WND (KTS) W 5 S 8 W 9 N 14
VENT RATE (KT-FT) 1950 25360 4050 79380
MAX ADI EARLY 26 FAIR 17 GEN POOR 10 POOR 43 GEN GOOD
MAX ADI LATE 4 VERY POOR 23 FAIR 9 POOR 102 VERY GOOD
MAX LVORI EARLY 9 4 7 1
MAX LVORI LATE 9 4 7 1
MIN VSBY EARLY 9 6 FOG 7 9
MIN VSBY LATE 7 8 8 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50. NORTH WINDS AROUND
5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
LOWER 50S. EAST WINDS AROUND 5 MPH, BECOMING NORTH AFTER
MIDNIGHT.
MONDAY THROUGH TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO
10 MPH.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO 10 MPH.
RIZ002-170800-
SOUTHEAST PROVIDENCE RI-
INCLUDING THE CITY OF PROVIDENCE
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLDY MCLEAR
PRECIP TYPE NONE NONE SHOWERS NONE
CHANCE PRECIP (%) 10 40 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 61 (+9) 80 (+5) 65 77
RH % (24H TREND) 100 (0) 69 (+8) 97 52
20FT WND AM(MPH) LGT/VAR NW 6
20FT WND PM(MPH) LGT/VAR S 5 S 5 N 7
PRECIP AMOUNT 0.00 0.00 0.12 0.00
PRECIP DURATION 2
PRECIP BEGIN 7 PM
PRECIP END 6 AM
MIXING HGT (FT-AGL) 390 3080 450 5410
TRANSPORT WND (KTS) W 5 S 8 W 9 NW 13
VENT RATE (KT-FT) 1950 24640 4050 70330
MAX ADI EARLY 28 FAIR 18 GEN POOR 9 POOR 43 GEN GOOD
MAX ADI LATE 4 VERY POOR 32 FAIR 9 POOR 94 GOOD
MAX LVORI EARLY 9 4 7 1
MAX LVORI LATE 9 4 7 1
MIN VSBY EARLY 9 8 7 9
MIN VSBY LATE 9 8 8 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 30 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTH WINDS
5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS
AROUND 5 MPH, BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. SOUTH WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. SOUTHEAST WINDS AROUND 5 MPH, BECOMING NORTH AFTER
MIDNIGHT.
MONDAY THROUGH TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE MID 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO
10 MPH.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO 10 MPH.
RIZ003-170800-
WESTERN KENT RI-
INCLUDING THE CITIES OF COVENTRY AND WEST GREENWICH
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLDY MCLEAR
PRECIP TYPE NONE NONE SHOWERS NONE
CHANCE PRECIP (%) 10 40 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 60 (+9) 78 (+4) 64 77
RH % (24H TREND) 100 (0) 69 (+8) 100 54
20FT WND AM(MPH) LGT/VAR NW 6
20FT WND PM(MPH) LGT/VAR S 5 SW 5 N 6
PRECIP AMOUNT 0.00 0.00 0.09 0.00
PRECIP DURATION 2
PRECIP BEGIN 7 PM
PRECIP END 6 AM
MIXING HGT (FT-AGL) 370 3020 440 4970
TRANSPORT WND (KTS) W 5 S 8 W 9 NW 13
VENT RATE (KT-FT) 1850 24160 3960 64610
MAX ADI EARLY 24 FAIR 19 GEN POOR 10 POOR 40 FAIR
MAX ADI LATE 4 VERY POOR 28 FAIR 9 POOR 85 GOOD
MAX LVORI EARLY 10 4 9 1
MAX LVORI LATE 10 4 9 1
MIN VSBY EARLY 9 5 FOG 8 9
MIN VSBY LATE 7 9 7 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 30 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTH WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. SOUTH WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
LOWER 50S. SOUTH WINDS AROUND 5 MPH, BECOMING NORTH AFTER
MIDNIGHT.
MONDAY THROUGH TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO
10 MPH.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO 10 MPH.
RIZ004-170800-
EASTERN KENT RI-
INCLUDING THE CITIES OF EAST GREENWICH, WARWICK, AND WEST WARWICK
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLDY MCLEAR
PRECIP TYPE NONE NONE SHOWERS NONE
CHANCE PRECIP (%) 10 40 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 61 (+8) 79 (+5) 65 77
RH % (24H TREND) 100 (0) 69 (+10) 97 50
20FT WND AM(MPH) LGT/VAR NW 6
20FT WND PM(MPH) LGT/VAR S 6 S 6 N 7
PRECIP AMOUNT 0.00 0.00 0.08 0.00
PRECIP DURATION 2
PRECIP BEGIN 9 PM
PRECIP END 6 AM
MIXING HGT (FT-AGL) 390 2970 450 5190
TRANSPORT WND (KTS) W 5 S 9 W 10 NW 12
VENT RATE (KT-FT) 1950 26730 4500 62280
MAX ADI EARLY 26 FAIR 18 GEN POOR 12 POOR 40 FAIR
MAX ADI LATE 4 VERY POOR 33 FAIR 12 POOR 82 GOOD
MAX LVORI EARLY 9 4 6 1
MAX LVORI LATE 9 4 6 1
MIN VSBY EARLY 9 8 8 9
MIN VSBY LATE 9 9 8 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 30 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTH WINDS
5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 50S. SOUTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. SOUTHWEST WINDS AROUND 5 MPH, BECOMING NORTH AFTER
MIDNIGHT.
MONDAY THROUGH TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE MID 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO
10 MPH.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE MID
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO 10 MPH.
RIZ005-170800-
BRISTOL RI-
INCLUDING THE CITY OF BRISTOL
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLDY MCLEAR
PRECIP TYPE NONE NONE SHOWERS NONE
CHANCE PRECIP (%) 10 40 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 62 (+8) 78 (+5) 66 77
RH % (24H TREND) 100 (+4) 74 (+11) 93 54
20FT WND AM(MPH) LGT/VAR NW 6
20FT WND PM(MPH) SW 5 S 6 S 7 N 7
PRECIP AMOUNT 0.00 0.00 0.09 0.00
PRECIP DURATION 2
PRECIP BEGIN 9 PM
PRECIP END 6 AM
MIXING HGT (FT-AGL) 390 2370 440 5290
TRANSPORT WND (KTS) SW 5 S 9 SW 11 NW 13
VENT RATE (KT-FT) 1950 21330 4840 68770
MAX ADI EARLY 21 FAIR 16 GEN POOR 12 POOR 39 FAIR
MAX ADI LATE 4 VERY POOR 28 FAIR 12 POOR 75 GOOD
MAX LVORI EARLY 9 4 6 1
MAX LVORI LATE 9 4 6 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 30 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTH WINDS
5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS
AROUND 5 MPH, BECOMING EAST IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 50S. SOUTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. SOUTHWEST WINDS 5 TO 10 MPH, BECOMING NORTH AFTER
MIDNIGHT.
MONDAY THROUGH TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE MID 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
10 TO 15 MPH.
RIZ006-170800-
WASHINGTON RI-
INCLUDING THE CITIES OF NARRAGANSETT AND WESTERLY
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLDY MCLEAR
PRECIP TYPE NONE NONE SHOWERS NONE
CHANCE PRECIP (%) 10 30 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 60 (+9) 77 (+5) 65 78
RH % (24H TREND) 100 (0) 71 (+8) 100 52
20FT WND AM(MPH) LGT/VAR NW 6
20FT WND PM(MPH) SW 5 S 6 SW 6 N 6
PRECIP AMOUNT 0.00 0.00 0.05 0.00
PRECIP DURATION 1
PRECIP BEGIN 9 PM
PRECIP END 6 AM
MIXING HGT (FT-AGL) 390 2560 420 4770
TRANSPORT WND (KTS) W 5 S 10 SW 10 N 11
VENT RATE (KT-FT) 1950 25600 4200 52470
MAX ADI EARLY 22 FAIR 17 GEN POOR 11 POOR 37 FAIR
MAX ADI LATE 4 VERY POOR 24 FAIR 12 POOR 70 GOOD
MAX LVORI EARLY 10 4 7 2
MAX LVORI LATE 10 4 7 2
MIN VSBY EARLY 9 7 9 9
MIN VSBY LATE 8 9 7 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 20 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTH WINDS
5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
5 TO 10 MPH, BECOMING EAST IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE UPPER
60S. SOUTH WINDS 10 TO 15 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. SOUTHWEST WINDS 5 TO 10 MPH, BECOMING NORTH 10 TO 15 MPH
AFTER MIDNIGHT.
MONDAY THROUGH TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE MID 50S. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
10 TO 15 MPH.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER
50S. HIGHS IN THE MID 60S. EAST WINDS 15 TO 20 MPH.
RIZ007-170800-
NEWPORT RI-
INCLUDING THE CITY OF NEWPORT
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY MCLDY MCLEAR
PRECIP TYPE NONE NONE SHOWERS NONE
CHANCE PRECIP (%) 10 40 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 62 (+7) 76 (+5) 66 77
RH % (24H TREND) 100 (0) 74 (+17) 100 52
20FT WND AM(MPH) LGT/VAR NW 7
20FT WND PM(MPH) SW 6 S 7 SW 7 N 7
PRECIP AMOUNT 0.00 0.00 0.06 0.00
PRECIP DURATION 1
PRECIP BEGIN 10 PM
PRECIP END 6 AM
MIXING HGT (FT-AGL) 400 1840 450 4430
TRANSPORT WND (KTS) SW 6 S 10 SW 12 N 11
VENT RATE (KT-FT) 2400 18400 5400 48730
MAX ADI EARLY 24 FAIR 15 GEN POOR 14 GEN POOR 35 FAIR
MAX ADI LATE 4 VERY POOR 19 GEN POOR 14 GEN POOR 41 GEN GOOD
MAX LVORI EARLY 9 5 6 2
MAX LVORI LATE 9 5 6 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 8 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 20 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTH WINDS
10 TO 15 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
5 TO 10 MPH, BECOMING EAST IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 50S. SOUTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE UPPER
60S. SOUTH WINDS 10 TO 15 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
UPPER 50S. SOUTHWEST WINDS 5 TO 10 MPH, BECOMING NORTH 10 TO
15 MPH AFTER MIDNIGHT.
MONDAY THROUGH TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
10 TO 15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST
WINDS 15 TO 20 MPH.
RIZ008-170800-
BLOCK ISLAND RI-
INCLUDING THE CITY OF NEW SHOREHAM
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY MCLDY MCLEAR
PRECIP TYPE NONE NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 10 30 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 66 (+9) 72 (+3) 67 75
RH % (24H TREND) 93 (+3) 87 (+20) 93 69
20FT WND AM(MPH) SW 5 W 8
20FT WND PM(MPH) SW 9 SW 8 SW 9 N 5
PRECIP AMOUNT 0.00 0.00 0.04 0.01
PRECIP DURATION 1 0
PRECIP BEGIN 12 AM CONTINUING
PRECIP END CONTINUING 8 AM
MIXING HGT (FT-AGL) 720 820 570 1640
TRANSPORT WND (KTS) SW 7 S 9 S 13 N 12
VENT RATE (KT-FT) 5040 7380 7410 19680
MAX ADI EARLY 29 FAIR 11 POOR 19 GEN POOR 23 FAIR
MAX ADI LATE 5 VERY POOR 15 GEN POOR 18 GEN POOR 21 FAIR
MAX LVORI EARLY 6 5 5 3
MAX LVORI LATE 6 5 5 3
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 8 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 10 10
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTH WINDS
10 TO 15 MPH.
SATURDAY
SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO
15 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 60. SOUTHEAST WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE UPPER
60S. SOUTH WINDS 10 TO 15 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
LOWER 60S. SOUTHWEST WINDS 10 TO 15 MPH, BECOMING NORTH AFTER
MIDNIGHT.
MONDAY THROUGH TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
15 TO 20 MPH.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER
60S. HIGHS IN THE MID 60S. EAST WINDS 15 TO 20 MPH.
MAZ017-170800-
NORTHERN BRISTOL MA-
INCLUDING THE CITY OF TAUNTON
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLDY MCLEAR
PRECIP TYPE NONE NONE SHOWERS NONE
CHANCE PRECIP (%) 10 40 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 59 (+11) 80 (+5) 64 78
RH % (24H TREND) 100 (0) 67 (+10) 100 50
20FT WND AM(MPH) LGT/VAR NW 5
20FT WND PM(MPH) LGT/VAR S 5 LGT/VAR N 6
PRECIP AMOUNT 0.00 0.00 0.16 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 6 AM
MIXING HGT (FT-AGL) 400 3160 430 5670
TRANSPORT WND (KTS) SW 5 S 9 SW 11 NW 13
VENT RATE (KT-FT) 2000 28440 4730 73710
MAX ADI EARLY 23 FAIR 18 GEN POOR 8 POOR 42 GEN GOOD
MAX ADI LATE 4 VERY POOR 32 FAIR 8 POOR 97 GOOD
MAX LVORI EARLY 10 4 7 1
MAX LVORI LATE 10 4 7 1
MIN VSBY EARLY 9 9 7 9
MIN VSBY LATE 8 9 7 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50. NORTH WINDS AROUND
5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. SOUTHEAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
LOWER 50S. SOUTHEAST WINDS AROUND 5 MPH, BECOMING NORTH AFTER
MIDNIGHT.
MONDAY THROUGH TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO
10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
5 TO 10 MPH.
MAZ018-170800-
WESTERN PLYMOUTH MA-
INCLUDING THE CITY OF BROCKTON
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY MCLDY MCLEAR
PRECIP TYPE NONE NONE SHOWERS NONE
CHANCE PRECIP (%) 10 50 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 58 (+9) 79 (+4) 63 77
RH % (24H TREND) 100 (0) 67 (+7) 100 50
20FT WND AM(MPH) LGT/VAR NW 5
20FT WND PM(MPH) LGT/VAR S 5 SW 5 N 6
PRECIP AMOUNT 0.00 0.00 0.20 0.00
PRECIP DURATION 2
PRECIP BEGIN 7 PM
PRECIP END 6 AM
MIXING HGT (FT-AGL) 410 3300 420 5600
TRANSPORT WND (KTS) SW 6 SW 9 SW 11 N 13
VENT RATE (KT-FT) 2460 29700 4620 72800
MAX ADI EARLY 26 FAIR 19 GEN POOR 9 POOR 41 GEN GOOD
MAX ADI LATE 4 VERY POOR 28 FAIR 9 POOR 97 GOOD
MAX LVORI EARLY 10 4 8 1
MAX LVORI LATE 10 4 8 1
MIN VSBY EARLY 9 9 8 9
MIN VSBY LATE 9 9 6 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50. NORTH WINDS AROUND
5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. SOUTH WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
LOWER 50S. SOUTHEAST WINDS AROUND 5 MPH, BECOMING NORTH AFTER
MIDNIGHT.
MONDAY THROUGH TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO
10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
10 TO 15 MPH.
MAZ019-170800-
EASTERN PLYMOUTH MA-
INCLUDING THE CITY OF PLYMOUTH
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY MCLDY PCLDY
PRECIP TYPE NONE NONE SHOWERS NONE
CHANCE PRECIP (%) 10 50 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 58 (+8) 78 (+4) 63 75
RH % (24H TREND) 100 (0) 69 (+9) 100 48
20FT WND AM(MPH) LGT/VAR NW 6
20FT WND PM(MPH) SW 5 S 5 SW 6 N 6
PRECIP AMOUNT 0.00 0.00 0.22 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 6 AM
MIXING HGT (FT-AGL) 400 2350 420 4170
TRANSPORT WND (KTS) SW 6 S 7 S 10 NW 13
VENT RATE (KT-FT) 2400 16450 4200 54210
MAX ADI EARLY 13 GEN POOR 12 POOR 12 POOR 34 FAIR
MAX ADI LATE 5 VERY POOR 10 POOR 13 GEN POOR 49 GEN GOOD
MAX LVORI EARLY 9 4 6 2
MAX LVORI LATE 9 4 6 2
MIN VSBY EARLY 9 9 7 9
MIN VSBY LATE 9 9 6 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 40 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTH WINDS
10 TO 15 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. SOUTH WINDS 5 TO 10 MPH, BECOMING NORTH AFTER MIDNIGHT.
MONDAY THROUGH TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE MID 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. EAST WINDS 10 TO
15 MPH.
MAZ020-170800-
SOUTHERN BRISTOL MA-
INCLUDING THE CITIES OF FALL RIVER AND NEW BEDFORD
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY MCLDY PCLDY
PRECIP TYPE NONE NONE SHOWERS NONE
CHANCE PRECIP (%) 10 40 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 59 (+8) 78 (+6) 64 78
RH % (24H TREND) 100 (0) 69 (+11) 100 52
20FT WND AM(MPH) LGT/VAR NW 6
20FT WND PM(MPH) SW 5 SW 7 SW 6 N 6
PRECIP AMOUNT 0.00 0.00 0.09 0.00
PRECIP DURATION 1
PRECIP BEGIN 9 PM
PRECIP END 6 AM
MIXING HGT (FT-AGL) 410 2720 420 5330
TRANSPORT WND (KTS) W 7 SW 9 W 11 NW 12
VENT RATE (KT-FT) 2870 24480 4620 63960
MAX ADI EARLY 26 FAIR 20 GEN POOR 13 GEN POOR 38 FAIR
MAX ADI LATE 4 VERY POOR 29 FAIR 13 GEN POOR 81 GOOD
MAX LVORI EARLY 9 4 7 2
MAX LVORI LATE 9 4 7 2
MIN VSBY EARLY 9 9 8 9
MIN VSBY LATE 9 9 7 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 30 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTH WINDS
5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE UPPER
60S. SOUTH WINDS 10 TO 15 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. SOUTH WINDS 10 TO 15 MPH, BECOMING NORTH AFTER MIDNIGHT.
MONDAY THROUGH TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE MID 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 15 TO
20 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
15 TO 20 MPH.
MAZ021-170800-
SOUTHERN PLYMOUTH MA-
INCLUDING THE CITY OF MATTAPOISETT
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY MCLDY PCLDY
PRECIP TYPE NONE NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 10 40 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 59 (+9) 78 (+6) 64 78
RH % (24H TREND) 100 (0) 71 (+8) 100 54
20FT WND AM(MPH) LGT/VAR W 6
20FT WND PM(MPH) SW 5 SW 7 SW 6 N 6
PRECIP AMOUNT 0.00 0.00 0.12 0.02
PRECIP DURATION 1 0
PRECIP BEGIN 10 PM CONTINUING
PRECIP END CONTINUING 9 AM
MIXING HGT (FT-AGL) 410 2660 440 5050
TRANSPORT WND (KTS) SW 7 S 10 SW 13 NW 12
VENT RATE (KT-FT) 2870 26600 5720 60600
MAX ADI EARLY 26 FAIR 22 FAIR 9 POOR 39 FAIR
MAX ADI LATE 4 VERY POOR 33 FAIR 11 POOR 83 GOOD
MAX LVORI EARLY 9 4 6 2
MAX LVORI LATE 9 4 6 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 30 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTH WINDS
5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE UPPER
60S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. SOUTH WINDS 5 TO 10 MPH, BECOMING NORTH AFTER MIDNIGHT.
MONDAY THROUGH TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE MID 50S. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
10 TO 15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST
WINDS 10 TO 15 MPH.
MAZ022-170800-
BARNSTABLE MA-
INCLUDING THE CITIES OF CHATHAM, FALMOUTH, AND PROVINCETOWN
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY MCLDY PCLDY
PRECIP TYPE NONE NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 10 50 40
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 61 (+13) 74 (+5) 64 74
RH % (24H TREND) 100 (0) 76 (+14) 100 62
20FT WND AM(MPH) LGT/VAR W 7
20FT WND PM(MPH) SW 6 SW 7 SW 6 N 6
PRECIP AMOUNT 0.00 0.00 0.13 0.03
PRECIP DURATION 1 1
PRECIP BEGIN 11 PM CONTINUING
PRECIP END CONTINUING 10 AM
MIXING HGT (FT-AGL) 400 2030 540 3390
TRANSPORT WND (KTS) SW 7 SW 11 S 11 N 14
VENT RATE (KT-FT) 2800 22330 5940 47460
MAX ADI EARLY 19 GEN POOR 16 GEN POOR 16 GEN POOR 29 FAIR
MAX ADI LATE 4 VERY POOR 22 FAIR 17 GEN POOR 35 FAIR
MAX LVORI EARLY 9 4 5 4
MAX LVORI LATE 9 4 5 4
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 30 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTH WINDS
10 TO 15 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 50S. SOUTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE UPPER
60S. SOUTHEAST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
UPPER 50S. SOUTH WINDS 5 TO 10 MPH, BECOMING NORTH 10 TO 15 MPH
AFTER MIDNIGHT.
MONDAY THROUGH TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE UPPER 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS
10 TO 15 MPH.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER
50S. HIGHS IN THE MID 60S. EAST WINDS 10 TO 15 MPH.
MAZ023-170800-
DUKES MA-
INCLUDING THE CITY OF VINEYARD HAVEN
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY MCLDY PCLDY
PRECIP TYPE NONE NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 50 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 60 (+11) 72 (+3) 63 75
RH % (24H TREND) 100 (0) 81 (+25) 100 62
20FT WND AM(MPH) SW 5 W 9 G17
20FT WND PM(MPH) SW 7 SW 7 SW 7 N 6
PRECIP AMOUNT 0.00 0.00 0.07 0.03
PRECIP DURATION 1 1
PRECIP BEGIN 12 AM CONTINUING
PRECIP END CONTINUING 11 AM
MIXING HGT (FT-AGL) 520 1490 530 2850
TRANSPORT WND (KTS) SW 8 SW 11 S 14 N 10
VENT RATE (KT-FT) 4160 16390 7420 28500
MAX ADI EARLY 27 FAIR 16 GEN POOR 18 GEN POOR 29 FAIR
MAX ADI LATE 5 VERY POOR 19 GEN POOR 21 FAIR 31 FAIR
MAX LVORI EARLY 7 4 5 3
MAX LVORI LATE 7 4 5 3
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 8 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 20 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTH WINDS
10 TO 15 MPH.
SATURDAY
SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO
15 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTHEAST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE UPPER
60S. SOUTHEAST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
UPPER 50S. SOUTH WINDS 10 TO 15 MPH, BECOMING NORTH AFTER
MIDNIGHT.
MONDAY THROUGH TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
15 TO 20 MPH.
TUESDAY NIGHT AND WEDNESDAY
BREEZY. MOSTLY CLOUDY. LOWS IN THE
UPPER 50S. HIGHS IN THE UPPER 60S. EAST WINDS 15 TO 25 MPH.
MAZ024-170800-
NANTUCKET MA-
INCLUDING THE CITY OF NANTUCKET
409 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 40 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 62 (+10) 70 (+2) 64 71
RH % (24H TREND) 100 (0) 84 (+26) 100 76
20FT WND AM(MPH) SW 5 W 11 G17
20FT WND PM(MPH) SW 6 S 7 S 7 N 9
PRECIP AMOUNT 0.00 0.00 0.04 0.04
PRECIP DURATION 1 1
PRECIP BEGIN 3 AM CONTINUING
PRECIP END CONTINUING 2 PM
MIXING HGT (FT-AGL) 740 950 560 1380
TRANSPORT WND (KTS) SW 9 SW 8 S 12 N 14
VENT RATE (KT-FT) 6660 7600 6720 19320
MAX ADI EARLY 22 FAIR 11 POOR 15 GEN POOR 1 VERY POOR
MAX ADI LATE 5 VERY POOR 15 GEN POOR 22 FAIR 26 FAIR
MAX LVORI EARLY 7 5 5 5
MAX LVORI LATE 7 5 5 5
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 20 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTH WINDS
15 TO 20 MPH.
SATURDAY
SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO
15 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. EAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 60S. SOUTHEAST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
UPPER 50S. SOUTH WINDS 10 TO 15 MPH, BECOMING NORTH 15 TO 20 MPH
AFTER MIDNIGHT.
MONDAY THROUGH TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
15 TO 20 MPH.
TUESDAY NIGHT
BREEZY. MOSTLY CLOUDY. LOWS IN THE UPPER 50S.
NORTHEAST WINDS 20 TO 25 MPH.
WEDNESDAY
BREEZY. MOSTLY SUNNY. HIGHS IN THE MID 60S. EAST
WINDS 15 TO 25 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES ABOVE NORMAL. PRECIPITATION ABOVE NORMAL.
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