077
FNUS51 KBOX 192008
FWFBOX
FIRE WEATHER PLANNING FORECAST FOR SOUTHERN NEW ENGLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
408 PM EDT SAT SEP 19 2026
DISCUSSION
DRY AND COOL CONDITIONS CONTINUE THROUGH TONIGHT. RAIN MOVES IN
SUNDAY AFTERNOON. THIS IS EXPECTED TO BE A WETTING RAIN, BUT NOT
A FLOODING RAIN.
MINIMUM RELATIVE HUMIDITY VALUES RANGE BETWEEN 60 AND 75 PERCENT
TOMORROW, WITH EVEN HIGHER VALUES POSSIBLE OUT TOWARDS THE
BERKSHIRES.
OUTLOOK...MONDAY THROUGH FRIDAY
RAIN MAY CONTINUE INTO MONDAY WITH A LOW CHANCE FOR SHOWERS
TUESDAY. COOLER THAN NORMAL TEMPERATURES CONTINUE THROUGH THE
WEEK. THERE IS A CHANCE FOR STRONG NE WINDS LATER THIS WEEK AS A
COASTAL STORM COULD APPROACH THE REGION.
MAZ015-200800-
SUFFOLK MA-
INCLUDING THE CITY OF BOSTON
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLEAR MCLDY CLOUDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 100 100 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 46 (-6) 62 (-1) 53 66
RH % (24H TREND) 93 (+10) 58 (+14) 100 63
20FT WND AM(MPH) LGT/VAR N 8 G17
20FT WND PM(MPH) LGT/VAR SE 6 E 6 NE 7
PRECIP AMOUNT 0.00 0.18 0.31 0.01
PRECIP DURATION 5 8 0
PRECIP BEGIN 10 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 AM
MIXING HGT (FT-AGL) 390 2870 480 3990
TRANSPORT WND (KTS) S 7 S 9 SE 11 NE 12
VENT RATE (KT-FT) 2730 25830 5280 47880
MAX ADI EARLY 16 GEN POOR 26 FAIR 12 POOR 13 GEN POOR
MAX ADI LATE 4 VERY POOR 1 VERY POOR 14 GEN POOR 47 GEN GOOD
MAX LVORI EARLY 5 7 7 4
MAX LVORI LATE 5 7 7 4
MIN VSBY EARLY 9 9 3 FOG 6 FOG
MIN VSBY LATE 9 3 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 90 90 10
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
10 TO 15 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 10 TO 15 MPH.
WEDNESDAY AND WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 15 TO 20 MPH.
THURSDAY THROUGH SATURDAY
BREEZY. MOSTLY CLOUDY WITH A CHANCE
OF SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S. NORTH
WINDS 15 TO 25 MPH.
MAZ016-200800-
EASTERN NORFOLK MA-
INCLUDING THE CITY OF QUINCY
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLEAR MCLDY CLOUDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 100 100 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 47 (-5) 63 (0) 54 65
RH % (24H TREND) 86 (+3) 58 (+13) 100 60
20FT WND AM(MPH) LGT/VAR N 9 G17
20FT WND PM(MPH) LGT/VAR SE 6 E 5 NE 8 G17
PRECIP AMOUNT 0.00 0.17 0.28 0.02
PRECIP DURATION 5 8 0
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 AM
MIXING HGT (FT-AGL) 400 2780 480 3530
TRANSPORT WND (KTS) S 6 S 11 NE 6 NE 14
VENT RATE (KT-FT) 2400 30580 2880 49420
MAX ADI EARLY 17 GEN POOR 28 FAIR 12 POOR 14 GEN POOR
MAX ADI LATE 4 VERY POOR 2 VERY POOR 15 GEN POOR 41 GEN GOOD
MAX LVORI EARLY 4 6 7 4
MAX LVORI LATE 4 6 7 4
MIN VSBY EARLY 9 9 3 FOG 7
MIN VSBY LATE 9 3 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 90 90 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
10 TO 15 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 10 TO 15 MPH.
WEDNESDAY AND WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 15 TO 20 MPH.
THURSDAY THROUGH SATURDAY
BREEZY. MOSTLY CLOUDY WITH A CHANCE
OF SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S. NORTH
WINDS 15 TO 25 MPH.
MAZ013-200800-
WESTERN NORFOLK MA-
INCLUDING THE CITIES OF FOXBOROUGH AND NORWOOD
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY MCLDY CLOUDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 100 100 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 40 (-7) 62 (-3) 52 66
RH % (24H TREND) 100 (+4) 60 (+18) 100 61
20FT WND AM(MPH) LGT/VAR N 7
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NE 5
PRECIP AMOUNT 0.00 0.19 0.28 0.01
PRECIP DURATION 5 8 0
PRECIP BEGIN 9 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 AM
MIXING HGT (FT-AGL) 380 2440 420 4110
TRANSPORT WND (KTS) SE 6 S 10 N 8 NE 12
VENT RATE (KT-FT) 2280 24400 3360 49320
MAX ADI EARLY 18 GEN POOR 23 FAIR 9 POOR 11 POOR
MAX ADI LATE 3 VERY POOR 1 VERY POOR 13 GEN POOR 54 GEN GOOD
MAX LVORI EARLY 6 8 7 4
MAX LVORI LATE 6 8 7 4
MIN VSBY EARLY 9 9 3 FOG 5 FOG
MIN VSBY LATE 9 3 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 90 90 10
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WINDS AROUND 5 MPH.
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WINDS 5 TO 10 MPH.
WEDNESDAY AND WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S. NORTH WINDS
10 TO 15 MPH.
MAZ014-200800-
SOUTHEAST MIDDLESEX MA-
INCLUDING THE CITY OF CAMBRIDGE
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLEAR MCLDY CLOUDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 100 100 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 44 (-4) 62 (-3) 52 67
RH % (24H TREND) 96 (+3) 56 (+15) 100 57
20FT WND AM(MPH) LGT/VAR N 7
20FT WND PM(MPH) LGT/VAR SE 5 E 5 NE 6
PRECIP AMOUNT 0.00 0.21 0.32 0.00
PRECIP DURATION 5 8
PRECIP BEGIN 10 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT (FT-AGL) 400 2770 460 4550
TRANSPORT WND (KTS) S 6 S 11 SE 6 NE 11
VENT RATE (KT-FT) 2400 30470 2760 50050
MAX ADI EARLY 16 GEN POOR 25 FAIR 10 POOR 38 FAIR
MAX ADI LATE 3 VERY POOR 1 VERY POOR 13 GEN POOR 66 GOOD
MAX LVORI EARLY 6 7 7 3
MAX LVORI LATE 6 7 7 3
MIN VSBY EARLY 9 9 3 FOG 5 FOG
MIN VSBY LATE 9 3 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 90 90 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. NORTHEAST WINDS
AROUND 5 MPH.
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50. NORTHEAST WINDS
5 TO 10 MPH.
WEDNESDAY THROUGH THURSDAY
MOSTLY CLOUDY. LOWS AROUND 50.
HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY NIGHT THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S. NORTH WINDS
10 TO 15 MPH.
MAZ007-200800-
EASTERN ESSEX MA-
INCLUDING THE CITY OF GLOUCESTER
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLEAR MCLDY CLOUDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 100 100 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 42 (-7) 62 (0) 52 66
RH % (24H TREND) 96 (0) 56 (+13) 100 60
20FT WND AM(MPH) LGT/VAR N 9 G19
20FT WND PM(MPH) LGT/VAR SE 6 E 7 NE 6 G17
PRECIP AMOUNT 0.00 0.17 0.36 0.00
PRECIP DURATION 5 9
PRECIP BEGIN 11 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT (FT-AGL) 390 3280 490 4110
TRANSPORT WND (KTS) S 7 S 12 SE 13 NE 11
VENT RATE (KT-FT) 2730 39360 6370 45210
MAX ADI EARLY 16 GEN POOR 33 FAIR 14 GEN POOR 40 FAIR
MAX ADI LATE 4 VERY POOR 29 FAIR 15 GEN POOR 41 GEN GOOD
MAX LVORI EARLY 6 7 6 3
MAX LVORI LATE 6 7 6 3
MIN VSBY EARLY 9 9 3 FOG 7
MIN VSBY LATE 9 3 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 90 90 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 10 TO 15 MPH.
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
10 TO 15 MPH.
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN
THE LOWER 50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 15 TO
20 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
15 TO 20 MPH.
THURSDAY NIGHT THROUGH SATURDAY
WINDY. MOSTLY CLOUDY WITH A
CHANCE OF SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S.
NORTH WINDS 20 TO 30 MPH.
MAZ006-200800-
WESTERN ESSEX MA-
INCLUDING THE CITY OF LAWRENCE
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLEAR MCLDY CLOUDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 100 100 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 42 (-5) 62 (-3) 51 67
RH % (24H TREND) 96 (0) 58 (+20) 100 59
20FT WND AM(MPH) LGT/VAR N 5
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.19 0.35 0.00
PRECIP DURATION 5 8
PRECIP BEGIN 10 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT (FT-AGL) 390 2990 420 4950
TRANSPORT WND (KTS) S 6 S 11 E 5 N 10
VENT RATE (KT-FT) 2340 32890 2100 49500
MAX ADI EARLY 17 GEN POOR 28 FAIR 9 POOR 56 GEN GOOD
MAX ADI LATE 3 VERY POOR 1 VERY POOR 12 POOR 66 GOOD
MAX LVORI EARLY 6 7 7 2
MAX LVORI LATE 6 7 7 2
MIN VSBY EARLY 9 9 3 FOG 7
MIN VSBY LATE 9 3 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 90 90 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WINDS AROUND 5 MPH.
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
5 TO 10 MPH.
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN
THE UPPER 40S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO
10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
5 TO 10 MPH.
THURSDAY NIGHT THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S. NORTH WINDS
10 TO 15 MPH.
MAZ005-200800-
CENTRAL MIDDLESEX MA-
INCLUDING THE CITIES OF FRAMINGHAM AND LOWELL
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLEAR MCLDY CLOUDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 100 100 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 41 (-5) 61 (-5) 51 67
RH % (24H TREND) 96 (-4) 56 (+19) 100 57
20FT WND AM(MPH) LGT/VAR N 5
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NE 5
PRECIP AMOUNT 0.00 0.23 0.34 0.00
PRECIP DURATION 6 7
PRECIP BEGIN 9 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT (FT-AGL) 390 2450 420 5050
TRANSPORT WND (KTS) S 6 S 10 E 5 NE 9
VENT RATE (KT-FT) 2340 24500 2100 45450
MAX ADI EARLY 17 GEN POOR 22 FAIR 8 POOR 58 GEN GOOD
MAX ADI LATE 3 VERY POOR 1 VERY POOR 12 POOR 70 GOOD
MAX LVORI EARLY 7 8 7 2
MAX LVORI LATE 7 8 7 2
MIN VSBY EARLY 9 9 3 FOG 5 FOG
MIN VSBY LATE 9 3 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 100 90 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WINDS AROUND 5 MPH.
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHEAST
WINDS AROUND 5 MPH.
WEDNESDAY THROUGH THURSDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S.
HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY NIGHT THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S. NORTH WINDS
10 TO 15 MPH.
MAZ012-200800-
SOUTHERN WORCESTER MA-
INCLUDING THE CITIES OF MILFORD AND WORCESTER
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY MCLDY CLOUDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 100 100 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 44 (-3) 60 (-6) 50 66
RH % (24H TREND) 89 (-7) 67 (+29) 100 61
20FT WND AM(MPH) LGT/VAR N 7
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NE 6
PRECIP AMOUNT 0.00 0.29 0.30 0.00
PRECIP DURATION 6 6
PRECIP BEGIN 8 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT (FT-AGL) 390 2110 420 4660
TRANSPORT WND (KTS) SE 6 SE 10 N 12 NE 10
VENT RATE (KT-FT) 2340 21100 5040 46600
MAX ADI EARLY 16 GEN POOR 12 POOR 8 POOR 42 GEN GOOD
MAX ADI LATE 3 VERY POOR 1 VERY POOR 12 POOR 62 GOOD
MAX LVORI EARLY 5 9 7 3
MAX LVORI LATE 5 9 7 3
MIN VSBY EARLY 9 9 3 FOG 3 FOG
MIN VSBY LATE 9 3 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 100 90 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE
UPPER 40S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S. NORTH WINDS
10 TO 15 MPH.
MAZ004-200800-
NORTHERN WORCESTER MA-
INCLUDING THE CITIES OF BARRE AND FITCHBURG
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY MCLDY CLOUDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 100 90 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 44 (-1) 57 (-8) 48 66
RH % (24H TREND) 89 (-11) 69 (+32) 100 54
20FT WND AM(MPH) LGT/VAR N 6
20FT WND PM(MPH) LGT/VAR SE 5 LGT/VAR NE 5
PRECIP AMOUNT 0.00 0.31 0.26 0.00
PRECIP DURATION 7 6
PRECIP BEGIN 7 AM CONTINUING
PRECIP END CONTINUING 5 AM
MIXING HGT (FT-AGL) 400 1800 420 5050
TRANSPORT WND (KTS) S 7 SE 10 N 11 N 9
VENT RATE (KT-FT) 2800 18000 4620 45450
MAX ADI EARLY 8 POOR 13 GEN POOR 7 POOR 43 GEN GOOD
MAX ADI LATE 4 VERY POOR 1 VERY POOR 11 POOR 63 GOOD
MAX LVORI EARLY 5 9 6 3
MAX LVORI LATE 5 9 6 3
MIN VSBY EARLY 9 9 3 FOG 3 FOG
MIN VSBY LATE 9 3 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 100 90 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTHEAST
WINDS 5 TO 10 MPH.
TUESDAY
PARTLY SUNNY. HIGHS AROUND 60. NORTHEAST WINDS 5 TO
10 MPH.
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN
THE LOWER 40S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO
15 MPH.
THURSDAY
PARTLY SUNNY. HIGHS AROUND 60. NORTHEAST WINDS 10 TO
15 MPH.
THURSDAY NIGHT THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE LOWER 60S. NORTH WINDS
15 TO 20 MPH.
MAZ026-200800-
NORTHERN MIDDLESEX MA-
INCLUDING THE CITY OF AYER
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLEAR MCLDY CLOUDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 100 100 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 44 (0) 58 (-8) 49 68
RH % (24H TREND) 89 (-4) 67 (+30) 100 59
20FT WND AM(MPH) LGT/VAR N 5
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.28 0.31 0.00
PRECIP DURATION 6 7
PRECIP BEGIN 8 AM CONTINUING
PRECIP END CONTINUING 5 AM
MIXING HGT (FT-AGL) 390 1860 410 5250
TRANSPORT WND (KTS) S 6 S 9 N 10 N 9
VENT RATE (KT-FT) 2340 16740 4100 47250
MAX ADI EARLY 13 GEN POOR 17 GEN POOR 6 VERY POOR 58 GEN GOOD
MAX ADI LATE 3 VERY POOR 1 VERY POOR 11 POOR 69 GOOD
MAX LVORI EARLY 6 9 6 1
MAX LVORI LATE 6 9 6 1
MIN VSBY EARLY 9 9 3 FOG 5 FOG
MIN VSBY LATE 9 3 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 100 100 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHEAST
WINDS AROUND 5 MPH.
WEDNESDAY AND WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER
40S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
5 TO 10 MPH.
THURSDAY NIGHT THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE MID 60S. NORTH WINDS
10 TO 15 MPH.
MAZ002-200800-
WESTERN FRANKLIN MA-
INCLUDING THE CITY OF CHARLEMONT
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY CLOUDY CLOUDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 10 100 90
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 42 (-1) 54 (-9) 47 64
RH % (24H TREND) 96 (+3) 80 (+45) 100 54
20FT WND AM(MPH) LGT/VAR N 5 G17
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.68 0.26 0.00
PRECIP DURATION 8 3
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT (FT-AGL) 410 1450 430 4420
TRANSPORT WND (KTS) S 7 S 11 N 9 N 10
VENT RATE (KT-FT) 2870 15950 3870 44200
MAX ADI EARLY 5 VERY POOR 14 GEN POOR 8 POOR 56 GEN GOOD
MAX ADI LATE 4 VERY POOR 1 VERY POOR 10 POOR 63 GOOD
MAX LVORI EARLY 6 10 6 1
MAX LVORI LATE 6 10 6 1
MIN VSBY EARLY 9 6 FOG 2 FOG 5 FOG
MIN VSBY LATE 9 2 FOG 6 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 100 80 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH WINDS
AROUND 5 MPH.
TUESDAY AND TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER
40S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS AROUND 60. NORTHEAST WINDS 5 TO
10 MPH.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLOUDY. LOWS IN THE LOWER
40S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY NIGHT THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE LOWER 60S. NORTH WINDS
10 TO 15 MPH.
MAZ003-200800-
EASTERN FRANKLIN MA-
INCLUDING THE CITIES OF GREENFIELD AND ORANGE
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY MCLDY CLOUDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 10 100 90 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 42 (-1) 58 (-8) 49 67
RH % (24H TREND) 96 (-4) 72 (+38) 100 52
20FT WND AM(MPH) LGT/VAR N 7 G18
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR N 6
PRECIP AMOUNT 0.00 0.44 0.24 0.00
PRECIP DURATION 7 4
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT (FT-AGL) 410 1640 420 4720
TRANSPORT WND (KTS) S 7 S 10 N 10 N 10
VENT RATE (KT-FT) 2870 16400 4200 47200
MAX ADI EARLY 4 VERY POOR 13 GEN POOR 8 POOR 38 FAIR
MAX ADI LATE 4 VERY POOR 1 VERY POOR 11 POOR 64 GOOD
MAX LVORI EARLY 6 9 6 2
MAX LVORI LATE 6 9 6 2
MIN VSBY EARLY 9 6 FOG 2 FOG 4 FOG
MIN VSBY LATE 9 2 FOG 6 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 100 90 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
5 TO 10 MPH.
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
5 TO 10 MPH.
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN
THE LOWER 40S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO
15 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
10 TO 15 MPH.
THURSDAY NIGHT THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE MID 60S. NORTH WINDS
15 TO 20 MPH.
MAZ008-200800-
WESTERN HAMPSHIRE MA-
INCLUDING THE CITY OF CHESTERFIELD
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY CLOUDY CLOUDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 10 100 90
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 43 (-1) 54 (-10) 49 64
RH % (24H TREND) 96 (+3) 83 (+46) 100 60
20FT WND AM(MPH) LGT/VAR N 7 G19
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NE 5
PRECIP AMOUNT 0.00 0.67 0.31 0.00
PRECIP DURATION 8 4
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT (FT-AGL) 410 1430 420 4410
TRANSPORT WND (KTS) SE 5 SE 12 N 10 NE 10
VENT RATE (KT-FT) 2050 17160 4200 44100
MAX ADI EARLY 7 POOR 13 GEN POOR 8 POOR 54 GEN GOOD
MAX ADI LATE 4 VERY POOR 1 VERY POOR 11 POOR 64 GOOD
MAX LVORI EARLY 6 10 6 1
MAX LVORI LATE 6 10 6 1
MIN VSBY EARLY 9 6 FOG 2 FOG 5 FOG
MIN VSBY LATE 9 2 FOG 6 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 100 90 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHEAST
WINDS AROUND 5 MPH.
TUESDAY AND TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER
40S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS AROUND 60. NORTHEAST WINDS 5 TO
10 MPH.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLOUDY. LOWS IN THE LOWER
40S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY NIGHT THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE LOWER 60S. NORTH WINDS
10 TO 15 MPH.
MAZ010-200800-
EASTERN HAMPSHIRE MA-
INCLUDING THE CITIES OF AMHERST AND NORTHAMPTON
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY CLOUDY CLOUDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 10 100 90 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 42 (-3) 59 (-8) 51 67
RH % (24H TREND) 96 (-4) 72 (+36) 100 55
20FT WND AM(MPH) LGT/VAR N 8 G18
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR N 7
PRECIP AMOUNT 0.00 0.41 0.26 0.00
PRECIP DURATION 7 4
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT (FT-AGL) 400 1670 410 4920
TRANSPORT WND (KTS) SE 4 SE 10 N 10 N 9
VENT RATE (KT-FT) 1600 16700 4100 44280
MAX ADI EARLY 4 VERY POOR 14 GEN POOR 8 POOR 37 FAIR
MAX ADI LATE 3 VERY POOR 1 VERY POOR 11 POOR 57 GEN GOOD
MAX LVORI EARLY 6 9 6 2
MAX LVORI LATE 6 9 6 2
MIN VSBY EARLY 9 6 FOG 2 FOG 4 FOG
MIN VSBY LATE 9 2 FOG 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 100 90 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
5 TO 10 MPH.
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
5 TO 10 MPH.
TUESDAY NIGHT AND WEDNESDAY
PARTLY CLOUDY. LOWS IN THE MID
40S. HIGHS IN THE MID 60S. EAST WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLOUDY. LOWS IN THE MID
40S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY NIGHT THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S. NORTH WINDS
15 TO 20 MPH.
MAZ009-200800-
WESTERN HAMPDEN MA-
INCLUDING THE CITY OF BLANDFORD
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY CLOUDY CLOUDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 10 100 90 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 45 (0) 56 (-9) 50 65
RH % (24H TREND) 93 (0) 80 (+43) 100 60
20FT WND AM(MPH) LGT/VAR N 6 G17
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NE 5
PRECIP AMOUNT 0.00 0.64 0.29 0.00
PRECIP DURATION 8 4
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT (FT-AGL) 390 1340 440 4380
TRANSPORT WND (KTS) S 5 SE 11 E 4 NE 10
VENT RATE (KT-FT) 1950 14740 1760 43800
MAX ADI EARLY 11 POOR 10 POOR 7 POOR 59 GEN GOOD
MAX ADI LATE 4 VERY POOR 1 VERY POOR 11 POOR 65 GOOD
MAX LVORI EARLY 6 10 7 2
MAX LVORI LATE 6 10 7 2
MIN VSBY EARLY 9 6 FOG 2 FOG 5 FOG
MIN VSBY LATE 9 2 FOG 6 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 100 90 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTHEAST
WINDS AROUND 5 MPH.
TUESDAY THROUGH THURSDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S.
HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY NIGHT THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S. NORTH
WINDS 10 TO 15 MPH.
MAZ011-200800-
EASTERN HAMPDEN MA-
INCLUDING THE CITY OF SPRINGFIELD
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY MCLDY CLOUDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 100 90 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 46 (-1) 61 (-6) 51 67
RH % (24H TREND) 93 (0) 69 (+34) 100 55
20FT WND AM(MPH) LGT/VAR N 8 G18
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NE 7
PRECIP AMOUNT 0.00 0.41 0.23 0.00
PRECIP DURATION 7 5
PRECIP BEGIN 7 AM CONTINUING
PRECIP END CONTINUING 4 AM
MIXING HGT (FT-AGL) 400 1750 410 4920
TRANSPORT WND (KTS) SE 5 SE 10 N 9 NE 9
VENT RATE (KT-FT) 2000 17500 3690 44280
MAX ADI EARLY 7 POOR 10 POOR 7 POOR 38 FAIR
MAX ADI LATE 3 VERY POOR 1 VERY POOR 11 POOR 58 GEN GOOD
MAX LVORI EARLY 5 9 6 2
MAX LVORI LATE 5 9 6 2
MIN VSBY EARLY 9 6 FOG 2 FOG 4 FOG
MIN VSBY LATE 9 2 FOG 4 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 100 90 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTHEAST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH THURSDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S.
HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY NIGHT THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S. NORTH WINDS
10 TO 15 MPH.
CTZ002-200800-
HARTFORD CT-
INCLUDING THE CITIES OF HARTFORD AND WINDSOR LOCKS
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY CLOUDY CLOUDY PCLDY
PRECIP TYPE NONE SHOWERS TSTMS NONE
CHANCE PRECIP (%) 10 100 90 10
CHANCE OF THUNDER (%) 0 0 20 0
TEMP (24H TREND) 48 (-3) 63 (-5) 53 68
RH % (24H TREND) 93 (-7) 70 (+33) 100 59
20FT WND AM(MPH) LGT/VAR N 9 G19
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NE 7
PRECIP AMOUNT 0.00 0.57 0.39 0.00
PRECIP DURATION 7 5
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 4 AM
MIXING HGT (FT-AGL) 390 1610 430 4730
TRANSPORT WND (KTS) SE 6 SE 10 N 6 NE 10
VENT RATE (KT-FT) 2340 16100 2580 47300
MAX ADI EARLY 8 POOR 15 GEN POOR 8 POOR 42 GEN GOOD
MAX ADI LATE 3 VERY POOR 1 VERY POOR 12 POOR 50 GEN GOOD
MAX LVORI EARLY 5 9 6 4
MAX LVORI LATE 5 9 6 4
MIN VSBY EARLY 9 6 FOG 2 FOG 5 FOG
MIN VSBY LATE 9 2 FOG 5 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 100 90 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE
UPPER 40S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S. NORTH WINDS
15 TO 20 MPH.
CTZ003-200800-
TOLLAND CT-
INCLUDING THE CITIES OF UNION AND VERNON
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY CLOUDY CLOUDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 100 90 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 48 (0) 62 (-5) 50 67
RH % (24H TREND) 86 (-7) 72 (+35) 100 59
20FT WND AM(MPH) LGT/VAR N 8 G18
20FT WND PM(MPH) LGT/VAR SE 5 LGT/VAR NE 6
PRECIP AMOUNT 0.00 0.36 0.27 0.00
PRECIP DURATION 7 6
PRECIP BEGIN 7 AM CONTINUING
PRECIP END CONTINUING 5 AM
MIXING HGT (FT-AGL) 400 1660 440 4810
TRANSPORT WND (KTS) SE 7 SE 12 N 9 NE 10
VENT RATE (KT-FT) 2800 19920 3960 48100
MAX ADI EARLY 8 POOR 10 POOR 9 POOR 33 FAIR
MAX ADI LATE 4 VERY POOR 1 VERY POOR 11 POOR 33 FAIR
MAX LVORI EARLY 5 9 8 5
MAX LVORI LATE 5 9 8 5
MIN VSBY EARLY 9 9 3 FOG 4 FOG
MIN VSBY LATE 9 3 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 100 90 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE
UPPER 40S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S. NORTH WINDS
10 TO 15 MPH.
CTZ004-200800-
WINDHAM CT-
INCLUDING THE CITIES OF PUTNAM AND WILLIMANTIC
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY MCLDY CLOUDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 100 100 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 44 (-4) 63 (-4) 51 67
RH % (24H TREND) 96 (+3) 65 (+26) 100 63
20FT WND AM(MPH) LGT/VAR N 8 G17
20FT WND PM(MPH) LGT/VAR SE 5 LGT/VAR NE 6
PRECIP AMOUNT 0.00 0.33 0.32 0.00
PRECIP DURATION 6 7
PRECIP BEGIN 8 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT (FT-AGL) 390 1980 450 4480
TRANSPORT WND (KTS) SE 6 SE 11 N 10 NE 11
VENT RATE (KT-FT) 2340 21780 4500 49280
MAX ADI EARLY 14 GEN POOR 15 GEN POOR 9 POOR 10 POOR
MAX ADI LATE 3 VERY POOR 1 VERY POOR 12 POOR 36 FAIR
MAX LVORI EARLY 6 9 8 4
MAX LVORI LATE 6 9 8 4
MIN VSBY EARLY 9 9 3 FOG 3 FOG
MIN VSBY LATE 9 3 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 100 90 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE
UPPER 40S. HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S. NORTH WINDS
10 TO 15 MPH.
RIZ001-200800-
NORTHWEST PROVIDENCE RI-
INCLUDING THE CITIES OF FOSTER AND SMITHFIELD
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY MCLDY CLOUDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 100 100 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 43 (-6) 62 (-4) 51 65
RH % (24H TREND) 93 (-3) 65 (+23) 100 65
20FT WND AM(MPH) LGT/VAR N 8 G17
20FT WND PM(MPH) LGT/VAR SE 5 LGT/VAR NE 7
PRECIP AMOUNT 0.00 0.29 0.34 0.00
PRECIP DURATION 5 7
PRECIP BEGIN 9 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT (FT-AGL) 380 2260 490 4330
TRANSPORT WND (KTS) SE 5 SE 11 N 13 NE 11
VENT RATE (KT-FT) 1900 24860 6370 47630
MAX ADI EARLY 20 GEN POOR 14 GEN POOR 9 POOR 12 POOR
MAX ADI LATE 3 VERY POOR 1 VERY POOR 13 GEN POOR 37 FAIR
MAX LVORI EARLY 5 9 7 4
MAX LVORI LATE 5 9 7 4
MIN VSBY EARLY 9 9 3 FOG 4 FOG
MIN VSBY LATE 9 3 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 100 90 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE
UPPER 40S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S. NORTH WINDS
10 TO 15 MPH.
RIZ002-200800-
SOUTHEAST PROVIDENCE RI-
INCLUDING THE CITY OF PROVIDENCE
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 100 100 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 48 (-4) 64 (-3) 53 66
RH % (24H TREND) 86 (+3) 62 (+19) 100 65
20FT WND AM(MPH) LGT/VAR N 9
20FT WND PM(MPH) LGT/VAR SE 5 LGT/VAR NE 8
PRECIP AMOUNT 0.00 0.27 0.38 0.01
PRECIP DURATION 5 8 0
PRECIP BEGIN 9 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 AM
MIXING HGT (FT-AGL) 390 2320 460 3790
TRANSPORT WND (KTS) SE 5 S 11 S 7 NE 13
VENT RATE (KT-FT) 1950 25520 3220 49270
MAX ADI EARLY 23 FAIR 14 GEN POOR 10 POOR 13 GEN POOR
MAX ADI LATE 3 VERY POOR 1 VERY POOR 13 GEN POOR 40 FAIR
MAX LVORI EARLY 4 8 7 4
MAX LVORI LATE 4 8 7 4
MIN VSBY EARLY 9 9 3 FOG 5 FOG
MIN VSBY LATE 9 3 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 100 100 10
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. NORTHEAST WINDS
5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50.
HIGHS IN THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS AROUND 50. HIGHS IN THE MID 60S. NORTH WINDS 15 TO
20 MPH.
RIZ003-200800-
WESTERN KENT RI-
INCLUDING THE CITIES OF COVENTRY AND WEST GREENWICH
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 100 100 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 46 (-5) 64 (-2) 52 65
RH % (24H TREND) 93 (+12) 63 (+18) 100 67
20FT WND AM(MPH) LGT/VAR N 9 G17
20FT WND PM(MPH) LGT/VAR SE 5 LGT/VAR NE 7
PRECIP AMOUNT 0.00 0.32 0.45 0.00
PRECIP DURATION 5 8
PRECIP BEGIN 9 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT (FT-AGL) 390 2360 480 4130
TRANSPORT WND (KTS) SE 5 SE 11 N 11 NE 12
VENT RATE (KT-FT) 1950 25960 5280 49560
MAX ADI EARLY 21 FAIR 17 GEN POOR 9 POOR 12 POOR
MAX ADI LATE 3 VERY POOR 1 VERY POOR 12 POOR 39 FAIR
MAX LVORI EARLY 6 9 7 5
MAX LVORI LATE 6 9 7 5
MIN VSBY EARLY 9 9 3 FOG 4 FOG
MIN VSBY LATE 9 3 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 100 100 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE
UPPER 40S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S. NORTH WINDS
10 TO 15 MPH.
RIZ004-200800-
EASTERN KENT RI-
INCLUDING THE CITIES OF EAST GREENWICH, WARWICK, AND WEST WARWICK
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 100 100 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 48 (-6) 65 (-2) 54 66
RH % (24H TREND) 89 (+16) 65 (+22) 100 61
20FT WND AM(MPH) LGT/VAR N 10 G17
20FT WND PM(MPH) LGT/VAR SE 6 SE 5 NE 9 G17
PRECIP AMOUNT 0.00 0.27 0.42 0.02
PRECIP DURATION 5 8 0
PRECIP BEGIN 9 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 AM
MIXING HGT (FT-AGL) 420 2490 470 3670
TRANSPORT WND (KTS) SE 5 S 12 NW 6 NE 13
VENT RATE (KT-FT) 2100 29880 2820 47710
MAX ADI EARLY 24 FAIR 17 GEN POOR 10 POOR 13 GEN POOR
MAX ADI LATE 3 VERY POOR 1 VERY POOR 14 GEN POOR 40 FAIR
MAX LVORI EARLY 5 8 7 4
MAX LVORI LATE 5 8 7 4
MIN VSBY EARLY 9 9 3 FOG 5 FOG
MIN VSBY LATE 9 4 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 90 90 10
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE
LOWER 50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S. NORTH WINDS
15 TO 20 MPH.
RIZ005-200800-
BRISTOL RI-
INCLUDING THE CITY OF BRISTOL
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 100 100 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 50 (-3) 66 (0) 55 66
RH % (24H TREND) 74 (-4) 63 (+17) 100 65
20FT WND AM(MPH) LGT/VAR N 10 G18
20FT WND PM(MPH) LGT/VAR SE 7 SE 6 NE 9 G17
PRECIP AMOUNT 0.00 0.21 0.37 0.02
PRECIP DURATION 5 8 0
PRECIP BEGIN 10 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 AM
MIXING HGT (FT-AGL) 410 2660 460 3550
TRANSPORT WND (KTS) SE 5 S 12 SW 6 NE 14
VENT RATE (KT-FT) 2050 31920 2760 49700
MAX ADI EARLY 25 FAIR 18 GEN POOR 11 POOR 14 GEN POOR
MAX ADI LATE 3 VERY POOR 1 VERY POOR 13 GEN POOR 44 GEN GOOD
MAX LVORI EARLY 3 7 7 5
MAX LVORI LATE 3 7 7 5
MIN VSBY EARLY 9 9 3 FOG 5 FOG
MIN VSBY LATE 9 6 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 90 90 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE
LOWER 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 15 TO 20 MPH.
THURSDAY THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S. NORTH WINDS
15 TO 20 MPH.
RIZ006-200800-
WASHINGTON RI-
INCLUDING THE CITIES OF NARRAGANSETT AND WESTERLY
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 90 100 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 46 (-8) 67 (+1) 54 66
RH % (24H TREND) 96 (-1) 65 (+22) 100 63
20FT WND AM(MPH) LGT/VAR N 10 G20
20FT WND PM(MPH) LGT/VAR SE 7 SE 6 NE 9 G19
PRECIP AMOUNT 0.00 0.26 0.49 0.02
PRECIP DURATION 5 9 0
PRECIP BEGIN 9 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 AM
MIXING HGT (FT-AGL) 400 2700 420 3690
TRANSPORT WND (KTS) SE 7 SE 12 S 6 NE 13
VENT RATE (KT-FT) 2800 32400 2520 47970
MAX ADI EARLY 27 FAIR 20 GEN POOR 11 POOR 13 GEN POOR
MAX ADI LATE 4 VERY POOR 1 VERY POOR 13 GEN POOR 33 FAIR
MAX LVORI EARLY 5 8 7 4
MAX LVORI LATE 5 8 7 4
MIN VSBY EARLY 9 9 3 FOG 4 FOG
MIN VSBY LATE 9 5 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 90 90 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 10 TO 15 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
BREEZY. MOSTLY CLOUDY. LOWS IN
THE LOWER 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 20 TO
25 MPH.
THURSDAY THROUGH SATURDAY
BREEZY. MOSTLY CLOUDY WITH A CHANCE
OF SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S. NORTH
WINDS 15 TO 25 MPH.
RIZ007-200800-
NEWPORT RI-
INCLUDING THE CITY OF NEWPORT
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 100 100 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 48 (-7) 65 (-1) 55 66
RH % (24H TREND) 93 (+9) 60 (+17) 100 65
20FT WND AM(MPH) SE 5 N 12 G20
20FT WND PM(MPH) LGT/VAR SE 8 SE 7 NE 11 G20
PRECIP AMOUNT 0.00 0.19 0.44 0.03
PRECIP DURATION 5 9 0
PRECIP BEGIN 10 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 AM
MIXING HGT (FT-AGL) 410 2880 520 3350
TRANSPORT WND (KTS) E 7 SE 13 S 7 NE 14
VENT RATE (KT-FT) 2870 37440 3640 46900
MAX ADI EARLY 29 FAIR 23 FAIR 13 GEN POOR 15 GEN POOR
MAX ADI LATE 5 VERY POOR 1 VERY POOR 14 GEN POOR 1 VERY POOR
MAX LVORI EARLY 4 8 6 5
MAX LVORI LATE 4 8 6 5
MIN VSBY EARLY 9 9 3 FOG 5 FOG
MIN VSBY LATE 9 6 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 80 90 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 10 TO 15 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 15 TO 20 MPH.
THURSDAY THROUGH SATURDAY
BREEZY. MOSTLY CLOUDY WITH A CHANCE
OF SHOWERS. LOWS IN THE MID 50S. HIGHS IN THE MID 60S. NORTH
WINDS 15 TO 25 MPH.
RIZ008-200800-
BLOCK ISLAND RI-
INCLUDING THE CITY OF NEW SHOREHAM
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 70 100 40
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 54 (-4) 68 (+4) 60 66
RH % (24H TREND) 77 (-16) 62 (+10) 97 70
20FT WND AM(MPH) SE 8 N 14 G23
20FT WND PM(MPH) E 7 SE 11 SE 9 NE 13 G22
PRECIP AMOUNT 0.00 0.20 0.59 0.04
PRECIP DURATION 4 10 0
PRECIP BEGIN 10 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 AM
MIXING HGT (FT-AGL) 2230 3350 1120 3130
TRANSPORT WND (KTS) E 11 SE 14 S 10 NE 16
VENT RATE (KT-FT) 24530 46900 11200 50080
MAX ADI EARLY 43 GEN GOOD 33 FAIR 21 FAIR 21 FAIR
MAX ADI LATE 17 GEN POOR 1 VERY POOR 14 GEN POOR 1 VERY POOR
MAX LVORI EARLY 3 7 6 5
MAX LVORI LATE 3 7 6 5
MIN VSBY EARLY 9 9 3 FOG 4 FOG
MIN VSBY LATE 9 6 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 50 90 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 10 TO 15 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
BREEZY. MOSTLY CLOUDY. LOWS IN
THE UPPER 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 15 TO
25 MPH.
THURSDAY THROUGH SATURDAY
WINDY. MOSTLY CLOUDY WITH A CHANCE
OF SHOWERS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 60S. NORTH
WINDS 20 TO 30 MPH.
MAZ017-200800-
NORTHERN BRISTOL MA-
INCLUDING THE CITY OF TAUNTON
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY MCLDY CLOUDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 100 100 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 40 (-7) 64 (-2) 53 66
RH % (24H TREND) 100 (+7) 60 (+17) 100 65
20FT WND AM(MPH) LGT/VAR N 7 G17
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR NE 7 G17
PRECIP AMOUNT 0.00 0.20 0.28 0.02
PRECIP DURATION 5 8 0
PRECIP BEGIN 10 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 AM
MIXING HGT (FT-AGL) 380 2460 410 3650
TRANSPORT WND (KTS) SE 5 S 10 NW 9 NE 14
VENT RATE (KT-FT) 1900 24600 3690 51100
MAX ADI EARLY 21 FAIR 24 FAIR 10 POOR 12 POOR
MAX ADI LATE 3 VERY POOR 1 VERY POOR 13 GEN POOR 56 GEN GOOD
MAX LVORI EARLY 6 7 7 4
MAX LVORI LATE 6 7 7 4
MIN VSBY EARLY 9 9 3 FOG 5 FOG
MIN VSBY LATE 9 4 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 90 90 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WINDS 10 TO 15 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE
UPPER 40S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S. NORTH WINDS
10 TO 15 MPH.
MAZ018-200800-
WESTERN PLYMOUTH MA-
INCLUDING THE CITY OF BROCKTON
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLEAR MCLDY CLOUDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 100 90 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 41 (-7) 64 (0) 54 65
RH % (24H TREND) 100 (0) 58 (+13) 100 63
20FT WND AM(MPH) LGT/VAR N 9 G20
20FT WND PM(MPH) LGT/VAR SE 5 SE 5 NE 8 G20
PRECIP AMOUNT 0.00 0.18 0.25 0.02
PRECIP DURATION 5 8 0
PRECIP BEGIN 12 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 AM
MIXING HGT (FT-AGL) 390 2850 420 3360
TRANSPORT WND (KTS) SE 5 S 11 NW 10 NE 16
VENT RATE (KT-FT) 1950 31350 4200 53760
MAX ADI EARLY 15 GEN POOR 29 FAIR 11 POOR 13 GEN POOR
MAX ADI LATE 3 VERY POOR 26 FAIR 13 GEN POOR 44 GEN GOOD
MAX LVORI EARLY 7 7 8 4
MAX LVORI LATE 7 7 8 4
MIN VSBY EARLY 9 9 3 FOG 5 FOG
MIN VSBY LATE 9 5 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 90 80 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WINDS 10 TO 15 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE
UPPER 40S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS AROUND 50. HIGHS IN THE MID 60S. NORTH WINDS 10 TO
15 MPH.
MAZ019-200800-
EASTERN PLYMOUTH MA-
INCLUDING THE CITY OF PLYMOUTH
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLEAR MCLDY CLOUDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 100 90 40
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 45 (-8) 64 (+1) 56 65
RH % (24H TREND) 96 (0) 56 (+11) 100 60
20FT WND AM(MPH) SE 5 N 12 G24
20FT WND PM(MPH) LGT/VAR SE 7 SE 8 NE 10 G22
PRECIP AMOUNT 0.00 0.17 0.29 0.04
PRECIP DURATION 4 8 0
PRECIP BEGIN 12 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 AM
MIXING HGT (FT-AGL) 400 2870 440 3060
TRANSPORT WND (KTS) SE 7 S 12 SW 8 NE 16
VENT RATE (KT-FT) 2800 34440 3520 48960
MAX ADI EARLY 15 GEN POOR 31 FAIR 14 GEN POOR 1 VERY POOR
MAX ADI LATE 4 VERY POOR 29 FAIR 15 GEN POOR 32 FAIR
MAX LVORI EARLY 5 7 7 4
MAX LVORI LATE 5 7 7 4
MIN VSBY EARLY 9 9 3 FOG 5 FOG
MIN VSBY LATE 9 5 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 90 80 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 10 TO 15 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE
LOWER 50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 15 TO 20 MPH.
THURSDAY THROUGH SATURDAY
BREEZY. MOSTLY CLOUDY WITH A CHANCE
OF SHOWERS. LOWS IN THE MID 50S. HIGHS IN THE MID 60S. NORTH
WINDS 15 TO 25 MPH.
MAZ020-200800-
SOUTHERN BRISTOL MA-
INCLUDING THE CITIES OF FALL RIVER AND NEW BEDFORD
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 100 100 40
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 42 (-9) 65 (0) 55 66
RH % (24H TREND) 96 (-1) 58 (+13) 100 65
20FT WND AM(MPH) LGT/VAR N 10 G21
20FT WND PM(MPH) LGT/VAR SE 7 SE 7 NE 10 G21
PRECIP AMOUNT 0.00 0.19 0.37 0.03
PRECIP DURATION 4 9 0
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 AM
MIXING HGT (FT-AGL) 390 2850 420 3410
TRANSPORT WND (KTS) E 6 S 12 S 6 NE 15
VENT RATE (KT-FT) 2340 34200 2520 51150
MAX ADI EARLY 25 FAIR 28 FAIR 12 POOR 13 GEN POOR
MAX ADI LATE 3 VERY POOR 1 VERY POOR 12 POOR 35 FAIR
MAX LVORI EARLY 6 7 8 4
MAX LVORI LATE 6 7 8 4
MIN VSBY EARLY 9 9 3 FOG 5 FOG
MIN VSBY LATE 9 6 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 90 90 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 10 TO 15 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
BREEZY. MOSTLY CLOUDY. LOWS IN
THE LOWER 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 20 TO
25 MPH.
THURSDAY THROUGH SATURDAY
WINDY. MOSTLY CLOUDY WITH A CHANCE
OF SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S. NORTH
WINDS 20 TO 30 MPH.
MAZ021-200800-
SOUTHERN PLYMOUTH MA-
INCLUDING THE CITY OF MATTAPOISETT
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 100 90 40
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 41 (-10) 66 (+1) 56 66
RH % (24H TREND) 100 (+16) 58 (+12) 100 65
20FT WND AM(MPH) LGT/VAR N 10 G21
20FT WND PM(MPH) LGT/VAR SE 6 SE 6 NE 10 G21
PRECIP AMOUNT 0.00 0.17 0.35 0.04
PRECIP DURATION 4 9 0
PRECIP BEGIN 12 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 AM
MIXING HGT (FT-AGL) 400 2850 420 3190
TRANSPORT WND (KTS) SE 6 S 12 S 6 NE 16
VENT RATE (KT-FT) 2400 34200 2520 51040
MAX ADI EARLY 19 GEN POOR 31 FAIR 12 POOR 1 VERY POOR
MAX ADI LATE 4 VERY POOR 29 FAIR 11 POOR 36 FAIR
MAX LVORI EARLY 7 6 7 4
MAX LVORI LATE 7 6 7 4
MIN VSBY EARLY 9 9 3 FOG 5 FOG
MIN VSBY LATE 9 6 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 90 80 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 10 TO 15 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE
LOWER 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 15 TO 20 MPH.
THURSDAY THROUGH SATURDAY
BREEZY. MOSTLY CLOUDY WITH A CHANCE
OF SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S. NORTH
WINDS 15 TO 25 MPH.
MAZ022-200800-
BARNSTABLE MA-
INCLUDING THE CITIES OF CHATHAM, FALMOUTH, AND PROVINCETOWN
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLEAR MCLDY CLOUDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 100 100 50
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 45 (-9) 65 (+1) 59 65
RH % (24H TREND) 100 (+7) 58 (+13) 100 63
20FT WND AM(MPH) SE 6 NE 11 G23
20FT WND PM(MPH) LGT/VAR SE 8 SE 8 NE 10 G22
PRECIP AMOUNT 0.00 0.11 0.39 0.06
PRECIP DURATION 4 10 0
PRECIP BEGIN 12 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 AM
MIXING HGT (FT-AGL) 400 2820 670 3030
TRANSPORT WND (KTS) E 6 S 13 S 7 NE 16
VENT RATE (KT-FT) 2400 36660 4690 48480
MAX ADI EARLY 24 FAIR 32 FAIR 15 GEN POOR 1 VERY POOR
MAX ADI LATE 4 VERY POOR 30 FAIR 13 GEN POOR 1 VERY POOR
MAX LVORI EARLY 5 5 7 5
MAX LVORI LATE 5 5 7 5
MIN VSBY EARLY 9 9 3 FOG 5 FOG
MIN VSBY LATE 9 6 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 80 80 40
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 10 TO 15 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID
50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 15 TO 20 MPH.
THURSDAY THROUGH SATURDAY
BREEZY. MOSTLY CLOUDY WITH A CHANCE
OF SHOWERS. LOWS IN THE MID 50S. HIGHS IN THE MID 60S. NORTH
WINDS 15 TO 25 MPH.
MAZ023-200800-
DUKES MA-
INCLUDING THE CITY OF VINEYARD HAVEN
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 80 100 50
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 46 (-7) 66 (+2) 60 66
RH % (24H TREND) 93 (+3) 60 (+17) 100 68
20FT WND AM(MPH) SE 7 NE 13 G23
20FT WND PM(MPH) E 5 SE 9 SE 10 NE 13 G23
PRECIP AMOUNT 0.00 0.10 0.41 0.06
PRECIP DURATION 4 12 1
PRECIP BEGIN 12 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 9 AM
MIXING HGT (FT-AGL) 1140 2740 1090 2970
TRANSPORT WND (KTS) SE 10 S 14 SW 10 NE 17
VENT RATE (KT-FT) 11400 38360 10900 50490
MAX ADI EARLY 39 FAIR 32 FAIR 18 GEN POOR 1 VERY POOR
MAX ADI LATE 9 POOR 1 VERY POOR 17 GEN POOR 1 VERY POOR
MAX LVORI EARLY 5 6 6 5
MAX LVORI LATE 5 6 6 5
MIN VSBY EARLY 9 9 3 FOG 5 FOG
MIN VSBY LATE 9 6 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 60 90 40
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 10 TO 15 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
BREEZY. MOSTLY CLOUDY. LOWS IN
THE UPPER 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 15 TO
25 MPH.
THURSDAY THROUGH SATURDAY
WINDY. MOSTLY CLOUDY WITH A CHANCE
OF SHOWERS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 60S. NORTH
WINDS 20 TO 30 MPH.
MAZ024-200800-
NANTUCKET MA-
INCLUDING THE CITY OF NANTUCKET
408 PM EDT SAT SEP 19 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLEAR MCLDY CLOUDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 70 100 70
CHANCE OF THUNDER (%) 0 0 20 0
TEMP (24H TREND) 52 (-5) 66 (+3) 61 66
RH % (24H TREND) 77 (-13) 60 (+17) 100 75
20FT WND AM(MPH) SE 8 NE 14 G24
20FT WND PM(MPH) E 6 SE 9 SE 9 NE 14 G23
PRECIP AMOUNT 0.00 0.04 0.53 0.09
PRECIP DURATION 2 12 2
PRECIP BEGIN 12 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 PM
MIXING HGT (FT-AGL) 1750 2350 970 2870
TRANSPORT WND (KTS) E 10 SE 13 SW 10 NE 19
VENT RATE (KT-FT) 17500 30550 9700 54530
MAX ADI EARLY 40 FAIR 28 FAIR 16 GEN POOR 1 VERY POOR
MAX ADI LATE 8 POOR 1 VERY POOR 14 GEN POOR 1 VERY POOR
MAX LVORI EARLY 3 6 7 6
MAX LVORI LATE 3 6 7 6
MIN VSBY EARLY 9 9 3 FOG 4 FOG
MIN VSBY LATE 9 6 FOG 3 FOG 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 30 100 60
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 15 TO 20 MPH.
TUESDAY THROUGH WEDNESDAY NIGHT
WINDY. MOSTLY CLOUDY. LOWS IN
THE UPPER 50S. HIGHS IN THE MID 60S. NORTHEAST WINDS 20 TO
30 MPH.
THURSDAY THROUGH SATURDAY
WINDY. MOSTLY CLOUDY WITH A CHANCE
OF SHOWERS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 60S. NORTH
WINDS 20 TO 30 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES ABOVE NORMAL. PRECIPITATION NEAR NORMAL.
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