Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
113
FNUS51 KBOX 150809
FWFBOX
Fire Weather Planning Forecast for Southern New England
National Weather Service Boston/Norton MA
409 AM EDT Tue Sep 15 2026
.DISCUSSION...
Mainly sunny skies today with light NE winds 5-10 mph. Min
relative humidity values range from 45-55 percent (interior) and
50 to 65 percent (coastal plain).
.Outlook...Tuesday through Friday...
Seasonably warm temperatures return return Wed through the end of
the week with high temps mainly in the 70s to near 80. Scattered
showers possible sometime late Thu into early Fri. Probabilities
for wetting rain lean on the lower end (~30%) due to scattered
nature of showers and greater likliehood that showers will be
light and brief.
MAZ015-152000-
Suffolk MA-
Including the city of Boston
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 68 (-7) 52 (-4) 78
RH % (24h trend) 54 (+24) 100 (0) 56
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) E 5 Lgt/Var SW 6
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3280 390 3220
Transport Wnd (kts) NE 6 S 8 SW 10
Vent Rate (kt-ft) 19680 3120 32200
Max ADI Early 28 Fair 16 Gen Poor 35 Fair
Max ADI Late 26 Fair 4 Very Poor 39 Fair
Max LVORI Early 2 7 2
Max LVORI Late 2 7 2
Min Vsby Early 9 9 8
Min Vsby Late 9 8 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s.
Southwest winds around 5 mph.
.THURSDAY...Partly sunny. Highs in the upper 70s. Southwest winds
around 5 mph, becoming south in the afternoon.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds 5 to 10 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds 5 to 10 mph.
.FRIDAY NIGHT...Partly cloudy. Cooler. Lows in the mid 50s. North
winds 5 to 10 mph.
.SATURDAY...Mostly sunny. Cooler. Highs in the mid 60s. Northeast
winds 5 to 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 50s. South winds 5 to 10 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with showers likely.
Lows in the upper 50s. Highs in the lower 70s. Northwest winds
10 to 15 mph.
.MONDAY...Mostly cloudy with a chance of showers. Highs in the
upper 60s. Northeast winds 5 to 10 mph.
$$
MAZ016-152000-
Eastern Norfolk MA-
Including the city of Quincy
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 67 (-7) 51 (-5) 78
RH % (24h trend) 56 (+18) 96 (-4) 52
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) E 5 Lgt/Var SW 6
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3260 390 3080
Transport Wnd (kts) NE 7 SW 7 SW 10
Vent Rate (kt-ft) 22820 2730 30800
Max ADI Early 35 Fair 16 Gen Poor 37 Fair
Max ADI Late 27 Fair 4 Very Poor 44 Gen Good
Max LVORI Early 2 7 2
Max LVORI Late 2 7 2
Min Vsby Early 9 9 8
Min Vsby Late 9 8 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s.
Southwest winds around 5 mph.
.THURSDAY...Partly sunny. Highs in the upper 70s. Southwest winds
around 5 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds around 5 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds 5 to 10 mph.
.FRIDAY NIGHT...Partly cloudy. Cooler. Lows in the mid 50s. North
winds 5 to 10 mph.
.SATURDAY...Mostly sunny. Cooler. Highs in the upper 60s.
Northeast winds around 5 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 50s. South winds around 5 mph.
.SUNDAY...Mostly cloudy with showers likely. Highs in the lower
70s. Southwest winds 10 to 15 mph.
.SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of
showers. Lows in the upper 50s. Highs in the upper 60s. Northeast
winds 5 to 10 mph.
$$
MAZ013-152000-
Western Norfolk MA-
Including the cities of Foxborough and Norwood
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 69 (-6) 50 (-1) 77
RH % (24h trend) 52 (+15) 100 (0) 56
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3850 380 3170
Transport Wnd (kts) E 3 S 6 SW 11
Vent Rate (kt-ft) 11550 2280 34870
Max ADI Early 28 Fair 15 Gen Poor 38 Fair
Max ADI Late 24 Fair 3 Very Poor 48 Gen Good
Max LVORI Early 2 9 2
Max LVORI Late 2 9 2
Min Vsby Early 9 9 8
Min Vsby Late 9 8 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows around 60. Southwest winds
around 5 mph.
.THURSDAY...Partly sunny. Highs in the upper 70s. Southwest winds
around 5 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds 5 to 10 mph.
.FRIDAY NIGHT...Partly cloudy. Cooler. Lows in the lower 50s.
North winds around 5 mph.
.SATURDAY...Mostly sunny. Cooler. Highs in the upper 60s.
Northeast winds around 5 mph, becoming east 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 lower
70s. Southwest winds 5 to 10 mph.
.SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of
showers. Lows in the mid 50s. Highs in the upper 60s. Northeast
winds 5 to 10 mph.
$$
MAZ014-152000-
Southeast Middlesex MA-
Including the city of Cambridge
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 68 (-8) 52 (-1) 79
RH % (24h trend) 51 (+17) 96 (-4) 54
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3650 400 3330
Transport Wnd (kts) E 5 SW 7 SW 11
Vent Rate (kt-ft) 18250 2800 36630
Max ADI Early 23 Fair 14 Gen Poor 35 Fair
Max ADI Late 23 Fair 4 Very Poor 50 Gen Good
Max LVORI Early 2 8 2
Max LVORI Late 2 8 2
Min Vsby Early 9 9 8
Min Vsby Late 9 8 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s.
Southwest winds around 5 mph.
.THURSDAY...Partly sunny. Highs in the upper 70s. West winds
around 5 mph, becoming south around 5 mph in the afternoon.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds around 5 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds around 5 mph.
.FRIDAY NIGHT...Partly cloudy. Cooler. Lows in the lower 50s.
North winds around 5 mph.
.SATURDAY...Mostly sunny. Cooler. Highs in the upper 60s.
Northeast winds around 5 mph, becoming east in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 50s. South winds around 5 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with showers likely.
Lows in the upper 50s. Highs in the lower 70s. Northwest winds
5 to 10 mph.
.MONDAY...Mostly cloudy with a chance of showers. Highs in the
upper 60s. Northeast winds 5 to 10 mph.
$$
MAZ007-152000-
Eastern Essex MA-
Including the city of Gloucester
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 67 (-7) 50 (-4) 78
RH % (24h trend) 56 (+20) 100 (0) 54
20ft Wnd AM(mph) Lgt/Var SW 5
20ft Wnd PM(mph) Lgt/Var Lgt/Var S 5
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3290 400 2980
Transport Wnd (kts) NE 5 SW 8 SW 9
Vent Rate (kt-ft) 16450 3200 26820
Max ADI Early 23 Fair 16 Gen Poor 30 Fair
Max ADI Late 23 Fair 5 Very Poor 31 Fair
Max LVORI Early 2 9 2
Max LVORI Late 2 9 2
Min Vsby Early 9 9 8
Min Vsby Late 9 9 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower 60s.
Southwest winds around 5 mph.
.THURSDAY...Partly sunny. Highs in the mid 70s. North winds
around 5 mph, becoming east around 5 mph in the afternoon.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. South winds 5 to 10 mph, becoming southwest after
midnight.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the mid
70s. Northwest winds 5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Cooler. 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, becoming east in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 50s. South winds 5 to 10 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with showers likely.
Lows in the upper 50s. Highs in the lower 70s. Northwest winds
10 to 15 mph.
.MONDAY...Partly sunny with a chance of showers. Highs in the
upper 60s. Northeast winds 10 to 15 mph.
$$
MAZ006-152000-
Western Essex MA-
Including the city of Lawrence
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 68 (-6) 50 (-1) 79
RH % (24h trend) 47 (+12) 96 (-4) 54
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3900 400 3650
Transport Wnd (kts) SE 3 S 8 SW 11
Vent Rate (kt-ft) 11700 3200 40150
Max ADI Early 19 Gen Poor 16 Gen Poor 29 Fair
Max ADI Late 21 Fair 4 Very Poor 52 Gen Good
Max LVORI Early 2 9 2
Max LVORI Late 2 9 2
Min Vsby Early 9 9 7
Min Vsby Late 9 8 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy. Lows around 60. West winds
around 5 mph.
.THURSDAY...Partly sunny. Highs in the upper 70s. North winds
around 5 mph, becoming southeast around 5 mph in the afternoon.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. South winds around 5 mph, becoming southwest after
midnight.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Northwest winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Cooler. Lows around 50. North winds
around 5 mph.
.SATURDAY...Mostly sunny. Cooler. Highs in the mid 60s. Northeast
winds around 5 mph, becoming southeast around 5 mph in the
afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. South winds around 5 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with showers likely.
Lows in the mid 50s. Highs in the lower 70s. Northwest winds 5 to
10 mph.
.MONDAY...Partly sunny with a chance of showers. Highs in the
upper 60s. Northeast winds around 5 mph.
$$
MAZ005-152000-
Central Middlesex MA-
Including the cities of Framingham and Lowell
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 69 (-5) 50 (0) 79
RH % (24h trend) 47 (+11) 100 (0) 54
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 4000 390 3290
Transport Wnd (kts) SE 3 S 7 SW 11
Vent Rate (kt-ft) 12000 2730 36190
Max ADI Early 19 Gen Poor 16 Gen Poor 31 Fair
Max ADI Late 22 Fair 4 Very Poor 48 Gen Good
Max LVORI Early 2 9 2
Max LVORI Late 2 9 2
Min Vsby Early 9 9 8
Min Vsby Late 9 8 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows around 60. Southwest winds
around 5 mph.
.THURSDAY...Partly sunny. Highs in the upper 70s. West winds
around 5 mph, becoming south in the afternoon.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Northwest winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Cooler. Lows around 50. North winds
5 to 10 mph.
.SATURDAY...Mostly sunny. Cooler. 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 mid 50s. South winds around 5 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with showers likely.
Lows in the mid 50s. Highs in the lower 70s. Northwest winds 5 to
10 mph.
.MONDAY...Mostly cloudy with a chance of showers. Highs in the
upper 60s. Northeast winds around 5 mph.
$$
MAZ012-152000-
Southern Worcester MA-
Including the cities of Milford and Worcester
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 69 (-3) 50 (-1) 77
RH % (24h trend) 49 (+9) 100 (0) 58
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3810 390 3040
Transport Wnd (kts) SE 3 SW 7 SW 10
Vent Rate (kt-ft) 11430 2730 30400
Max ADI Early 24 Fair 14 Gen Poor 34 Fair
Max ADI Late 21 Fair 4 Very Poor 41 Gen Good
Max LVORI Early 2 9 3
Max LVORI Late 2 9 3
Min Vsby Early 9 9 8
Min Vsby Late 9 8 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows around 60. Southwest winds
around 5 mph.
.THURSDAY...Partly sunny. Highs in the upper 70s. Southwest winds
around 5 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds 5 to 10 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds 5 to 10 mph.
.FRIDAY NIGHT...Partly cloudy. Cooler. Lows around 50. North
winds 5 to 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. Northeast winds
around 5 mph, becoming southeast in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. South winds around 5 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with showers likely.
Lows in the mid 50s. Highs in the lower 70s. Northwest winds 5 to
10 mph.
.MONDAY...Mostly cloudy with a chance of showers. Highs in the
upper 60s. Northeast winds 5 to 10 mph.
$$
MAZ004-152000-
Northern Worcester MA-
Including the cities of Barre and Fitchburg
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Pcldy Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 69 (-2) 50 (+1) 77
RH % (24h trend) 47 (+14) 100 (0) 57
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3690 410 2980
Transport Wnd (kts) S 4 S 8 SW 10
Vent Rate (kt-ft) 14760 3280 29800
Max ADI Early 19 Gen Poor 10 Poor 26 Fair
Max ADI Late 28 Fair 5 Very Poor 42 Gen Good
Max LVORI Early 2 9 3
Max LVORI Late 2 9 3
Min Vsby Early 8 9 8
Min Vsby Late 9 8 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 50s. West
winds around 5 mph.
.THURSDAY...Partly sunny. Highs in the upper 70s. South winds
around 5 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds 5 to 10 mph.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy. Lows 48 to 61. Highs in
the mid 70s. 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. South winds 5 to 10 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with showers likely.
Lows in the lower 50s. Highs in the upper 60s. Northwest winds
5 to 10 mph.
.MONDAY...Partly sunny with a chance of showers. Highs in the mid
60s. Northeast winds 5 to 10 mph.
$$
MAZ026-152000-
Northern Middlesex MA-
Including the city of Ayer
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 69 (-4) 50 (0) 79
RH % (24h trend) 47 (+11) 100 (0) 56
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3910 400 3350
Transport Wnd (kts) S 4 SW 7 W 10
Vent Rate (kt-ft) 15640 2800 33500
Max ADI Early 15 Gen Poor 12 Poor 26 Fair
Max ADI Late 27 Fair 4 Very Poor 46 Gen Good
Max LVORI Early 2 9 3
Max LVORI Late 2 9 3
Min Vsby Early 9 9 9
Min Vsby Late 9 9 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 50s. West
winds around 5 mph.
.THURSDAY...Partly sunny. Highs in the upper 70s. Northeast winds
around 5 mph, becoming south in the afternoon.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Northwest winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Cooler. Lows in the upper 40s.
North winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. Northeast winds
around 5 mph, becoming southeast in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. South winds around 5 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with showers likely.
Lows in the lower 50s. Highs around 70. Northwest winds 5 to
10 mph.
.MONDAY...Partly sunny with a chance of showers. Highs in the
upper 60s. North winds around 5 mph.
$$
MAZ002-152000-
Western Franklin MA-
Including the city of Charlemont
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Pcldy Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 67 (-2) 49 (+2) 77
RH % (24h trend) 48 (+6) 96 (-4) 56
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3550 420 3370
Transport Wnd (kts) S 7 SW 8 W 10
Vent Rate (kt-ft) 24850 3360 33700
Max ADI Early 19 Gen Poor 10 Poor 15 Gen Poor
Max ADI Late 37 Fair 4 Very Poor 27 Fair
Max LVORI Early 2 7 2
Max LVORI Late 2 7 2
Min Vsby Early 4 Fog 9 9
Min Vsby Late 9 9 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy. Lows in the upper 50s. West
winds around 5 mph, becoming northwest after midnight.
.THURSDAY...Partly sunny. Highs in the mid 70s. Southeast winds
around 5 mph, becoming south in the afternoon.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows
around 60. Southwest winds around 5 mph.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy. Lows 46 to 60. Highs in
the lower 70s. 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 lower 50s. South winds 5 to 10 mph.
.SUNDAY...Mostly cloudy with showers likely. Highs in the mid
60s. Southwest winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly cloudy with showers likely. Lows in the
lower 50s. Northwest winds around 5 mph.
.MONDAY...Partly sunny with a chance of showers. Highs in the mid
60s. Northeast winds around 5 mph.
$$
MAZ003-152000-
Eastern Franklin MA-
Including the cities of Greenfield and Orange
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Pcldy Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 69 (-2) 49 (+1) 79
RH % (24h trend) 45 (+12) 100 (0) 56
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3650 410 3320
Transport Wnd (kts) S 6 S 7 SW 10
Vent Rate (kt-ft) 21900 2870 33200
Max ADI Early 17 Gen Poor 9 Poor 18 Gen Poor
Max ADI Late 30 Fair 4 Very Poor 34 Fair
Max LVORI Early 2 9 3
Max LVORI Late 2 9 3
Min Vsby Early 2 Fog 9 9
Min Vsby Late 9 9 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy. Lows in the upper 50s.
Southwest winds around 5 mph, becoming northwest after midnight.
.THURSDAY...Partly sunny. Highs in the upper 70s. Southeast winds
around 5 mph, becoming south in the afternoon.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds 5 to 10 mph.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy. Lows 48 to 61. Highs in
the mid 70s. North winds 5 to 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. Northeast winds
around 5 mph, becoming south in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. South winds 5 to 10 mph.
.SUNDAY...Mostly cloudy with showers likely. Highs around 70.
Southwest winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly cloudy with showers likely. Lows in the
lower 50s. Northwest winds 5 to 10 mph.
.MONDAY...Partly sunny with a chance of showers. Highs in the
upper 60s. North winds 5 to 10 mph.
$$
MAZ008-152000-
Western Hampshire MA-
Including the city of Chesterfield
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Pcldy Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 68 (-2) 49 (+2) 77
RH % (24h trend) 49 (+5) 100 (+4) 57
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3530 420 3340
Transport Wnd (kts) S 6 S 8 W 9
Vent Rate (kt-ft) 21180 3360 30060
Max ADI Early 18 Gen Poor 9 Poor 18 Gen Poor
Max ADI Late 32 Fair 4 Very Poor 41 Gen Good
Max LVORI Early 2 8 2
Max LVORI Late 2 8 2
Min Vsby Early 8 9 8
Min Vsby Late 9 9 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy. Lows in the upper 50s. West
winds around 5 mph.
.THURSDAY...Partly sunny. Highs in the mid 70s. Southeast winds
around 5 mph, becoming south in the afternoon.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy. Lows 47 to 61. Highs in
the lower 70s. 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 lower 50s. South winds around 5 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with showers likely.
Lows in the lower 50s. Highs in the upper 60s. Northwest winds
5 to 10 mph.
.MONDAY...Partly sunny with a chance of showers. Highs in the mid
60s. Northeast winds around 5 mph.
$$
MAZ010-152000-
Eastern Hampshire MA-
Including the cities of Amherst and Northampton
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Pcldy Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 70 (-2) 50 (+1) 79
RH % (24h trend) 47 (+16) 100 (0) 56
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var S 5
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3740 400 3450
Transport Wnd (kts) S 5 S 6 SW 9
Vent Rate (kt-ft) 18700 2400 31050
Max ADI Early 17 Gen Poor 7 Poor 21 Fair
Max ADI Late 29 Fair 4 Very Poor 42 Gen Good
Max LVORI Early 2 9 3
Max LVORI Late 2 9 3
Min Vsby Early 9 9 8
Min Vsby Late 9 9 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 50s. South
winds around 5 mph.
.THURSDAY...Partly sunny. Highs in the upper 70s. South winds
around 5 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds 5 to 10 mph.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy. Lows 49 to 62. Highs in
the upper 70s. North winds 5 to 10 mph.
.SATURDAY...Mostly sunny. Highs around 70. Northeast winds around
5 mph, becoming south in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 50s. South winds 5 to 10 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with showers likely.
Lows in the mid 50s. Highs in the lower 70s. North winds 5 to
10 mph.
.MONDAY...Mostly cloudy with a chance of showers. Highs in the
upper 60s. Northeast winds 5 to 10 mph.
$$
MAZ009-152000-
Western Hampden MA-
Including the city of Blandford
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Pcldy Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 67 (-3) 50 (+2) 77
RH % (24h trend) 48 (+1) 100 (+4) 57
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3550 400 3210
Transport Wnd (kts) S 6 S 7 W 9
Vent Rate (kt-ft) 21300 2800 28890
Max ADI Early 20 Gen Poor 12 Poor 21 Fair
Max ADI Late 31 Fair 5 Very Poor 39 Fair
Max LVORI Early 2 9 2
Max LVORI Late 2 9 2
Min Vsby Early 9 9 8
Min Vsby Late 9 9 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 50s. West
winds around 5 mph.
.THURSDAY...Partly sunny. Highs in the upper 70s. South winds
around 5 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy. Lows 49 to 62. Highs in
the mid 70s. North winds around 5 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. South winds around 5 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with showers likely.
Lows in the mid 50s. Highs around 70. Northwest winds 5 to
10 mph.
.MONDAY...Mostly cloudy with a chance of showers. Highs in the
mid 60s. Northeast winds around 5 mph.
$$
MAZ011-152000-
Eastern Hampden MA-
Including the city of Springfield
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 70 (-3) 50 (+1) 79
RH % (24h trend) 45 (+14) 100 (0) 54
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3760 400 3390
Transport Wnd (kts) S 5 SW 6 SW 10
Vent Rate (kt-ft) 18800 2400 33900
Max ADI Early 19 Gen Poor 9 Poor 27 Fair
Max ADI Late 29 Fair 3 Very Poor 43 Gen Good
Max LVORI Early 2 9 3
Max LVORI Late 2 9 3
Min Vsby Early 9 9 8
Min Vsby Late 9 9 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows around 60. South winds
around 5 mph.
.THURSDAY...Partly sunny. Highs in the upper 70s. South winds
around 5 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds 5 to 10 mph.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy. Lows 50 to 63. Highs in
the upper 70s. North winds 5 to 10 mph.
.SATURDAY...Mostly sunny. Highs around 70. Northeast winds around
5 mph, becoming southeast in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 50s. South winds 5 to 10 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with showers likely.
Lows in the mid 50s. Highs in the lower 70s. North winds 5 to
10 mph.
.MONDAY...Mostly cloudy with a chance of showers. Highs in the
upper 60s. Northeast winds 5 to 10 mph.
$$
CTZ002-152000-
Hartford CT-
Including the cities of Hartford and Windsor Locks
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 71 (-4) 51 (-1) 78
RH % (24h trend) 47 (+11) 96 (-4) 56
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3720 370 3280
Transport Wnd (kts) S 4 SW 5 SW 10
Vent Rate (kt-ft) 14880 1850 32800
Max ADI Early 20 Gen Poor 8 Poor 31 Fair
Max ADI Late 23 Fair 3 Very Poor 43 Gen Good
Max LVORI Early 2 10 3
Max LVORI Late 2 10 3
Min Vsby Early 9 9 7
Min Vsby Late 9 8 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows around 60. Southwest winds
around 5 mph.
.THURSDAY...Partly sunny. Highs around 80. South winds 5 to
10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds 5 to 10 mph.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy. Lows 52 to 64. Highs in
the upper 70s. North winds 5 to 10 mph.
.SATURDAY...Mostly sunny. Highs around 70. Northeast winds around
5 mph, becoming southeast around 5 mph in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 50s. South winds 5 to 10 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with showers likely.
Lows in the mid 50s. Highs in the mid 70s. North winds 5 to
10 mph.
.MONDAY...Mostly cloudy with a chance of showers. Highs around
70. Northeast winds 5 to 10 mph.
$$
CTZ003-152000-
Tolland CT-
Including the cities of Union and Vernon
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 70 (-3) 50 (-1) 76
RH % (24h trend) 49 (+11) 96 (-4) 58
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3740 370 2840
Transport Wnd (kts) S 3 S 6 SW 10
Vent Rate (kt-ft) 11220 2220 28400
Max ADI Early 22 Fair 7 Poor 32 Fair
Max ADI Late 21 Fair 4 Very Poor 39 Fair
Max LVORI Early 2 10 3
Max LVORI Late 2 10 3
Min Vsby Early 9 9 8
Min Vsby Late 9 8 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 50s.
Southwest winds around 5 mph.
.THURSDAY...Partly sunny. Highs in the upper 70s. South winds
around 5 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds 5 to 10 mph.
.FRIDAY NIGHT...Partly cloudy. Cooler. Lows around 50. North
winds 5 to 10 mph.
.SATURDAY...Mostly sunny. Highs around 70. Northeast winds around
5 mph, becoming southeast around 5 mph in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 50s. South winds 5 to 10 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with showers likely.
Lows in the mid 50s. Highs in the lower 70s. North winds 5 to
10 mph.
.MONDAY...Mostly cloudy with a chance of showers. Highs in the
upper 60s. Northeast winds 5 to 10 mph.
$$
CTZ004-152000-
Windham CT-
Including the cities of Putnam and Willimantic
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 70 (-4) 50 (-1) 76
RH % (24h trend) 52 (+14) 100 (0) 62
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3760 360 3080
Transport Wnd (kts) SE 3 S 5 SW 10
Vent Rate (kt-ft) 11280 1800 30800
Max ADI Early 26 Fair 8 Poor 35 Fair
Max ADI Late 18 Gen Poor 3 Very Poor 42 Gen Good
Max LVORI Early 2 10 3
Max LVORI Late 2 10 3
Min Vsby Early 9 9 8
Min Vsby Late 9 8 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 50s.
Southwest winds around 5 mph.
.THURSDAY...Partly sunny. Highs in the upper 70s. Southwest winds
around 5 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds 5 to 10 mph.
.FRIDAY NIGHT...Partly cloudy. Cooler. Lows around 50. North
winds around 5 mph.
.SATURDAY...Mostly sunny. Highs around 70. Northeast winds around
5 mph, becoming southeast around 5 mph in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 50s. South winds around 5 mph.
.SUNDAY...Mostly cloudy with showers likely. Highs in the lower
70s. Southwest winds 5 to 10 mph.
.SUNDAY NIGHT AND MONDAY...Mostly cloudy with a chance of
showers. Lows in the mid 50s. Highs in the upper 60s. Northeast
winds 5 to 10 mph.
$$
RIZ001-152000-
Northwest Providence RI-
Including the cities of Foster and Smithfield
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 69 (-5) 50 (-2) 75
RH % (24h trend) 54 (+16) 100 (0) 62
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3850 360 3200
Transport Wnd (kts) E 3 S 6 SW 10
Vent Rate (kt-ft) 11550 2160 32000
Max ADI Early 29 Fair 14 Gen Poor 36 Fair
Max ADI Late 23 Fair 3 Very Poor 43 Gen Good
Max LVORI Early 2 10 3
Max LVORI Late 2 10 3
Min Vsby Early 9 9 8
Min Vsby Late 9 8 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows around 60. Southwest winds
around 5 mph.
.THURSDAY...Partly sunny. Highs in the upper 70s. Southwest winds
around 5 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds around 5 mph.
.FRIDAY NIGHT...Partly cloudy. Cooler. Lows in the lower 50s.
North winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. Northeast winds
around 5 mph, becoming southeast in the afternoon.
.SATURDAY NIGHT THROUGH MONDAY...Mostly cloudy with a chance of
showers. Lows in the mid 50s. Highs around 70. Northeast winds
5 to 10 mph.
$$
RIZ002-152000-
Southeast Providence RI-
Including the city of Providence
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 70 (-6) 51 (-3) 76
RH % (24h trend) 56 (+19) 100 (+3) 62
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3870 370 3190
Transport Wnd (kts) E 3 S 5 SW 10
Vent Rate (kt-ft) 11610 1850 31900
Max ADI Early 31 Fair 15 Gen Poor 38 Fair
Max ADI Late 25 Fair 3 Very Poor 44 Gen Good
Max LVORI Early 2 10 3
Max LVORI Late 2 10 3
Min Vsby Early 9 9 7
Min Vsby Late 9 8 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s.
Southwest winds around 5 mph.
.THURSDAY...Mostly sunny. Highs in the upper 70s. Southwest winds
5 to 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds around 5 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds 5 to 10 mph.
.FRIDAY NIGHT...Partly cloudy. Cooler. Lows in the lower 50s.
North winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. Northeast winds
around 5 mph, becoming east in the afternoon.
.SATURDAY NIGHT THROUGH MONDAY...Mostly cloudy with a chance of
showers. Lows in the upper 50s. Highs in the lower 70s. Northeast
winds 5 to 10 mph.
$$
RIZ003-152000-
Western Kent RI-
Including the cities of Coventry and West Greenwich
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 69 (-8) 51 (-2) 74
RH % (24h trend) 55 (+13) 100 (0) 64
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3690 360 3050
Transport Wnd (kts) NE 3 SW 5 SW 9
Vent Rate (kt-ft) 11070 1800 27450
Max ADI Early 33 Fair 15 Gen Poor 33 Fair
Max ADI Late 23 Fair 3 Very Poor 42 Gen Good
Max LVORI Early 2 10 3
Max LVORI Late 2 10 3
Min Vsby Early 9 9 9
Min Vsby Late 9 9 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows around 60. Southwest winds
around 5 mph.
.THURSDAY...Mostly sunny. Highs in the upper 70s. Southwest winds
around 5 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds 5 to 10 mph.
.FRIDAY NIGHT...Partly cloudy. Cooler. Lows in the lower 50s.
North winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. Northeast winds
around 5 mph, becoming southeast in the afternoon.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a chance of
showers. Lows in the mid 50s. Highs in the lower 70s. Southwest
winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly cloudy with showers likely. Lows in the
upper 50s. West winds 5 to 10 mph, becoming north after midnight.
.MONDAY...Mostly cloudy with a chance of showers. Highs in the
upper 60s. Northeast winds 5 to 10 mph.
$$
RIZ004-152000-
Eastern Kent RI-
Including the cities of East Greenwich, Warwick, and West Warwick
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 70 (-7) 53 (-2) 74
RH % (24h trend) 56 (+22) 96 (-1) 61
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 6
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3700 370 3040
Transport Wnd (kts) NE 4 SW 5 SW 9
Vent Rate (kt-ft) 14800 1850 27360
Max ADI Early 35 Fair 14 Gen Poor 35 Fair
Max ADI Late 27 Fair 3 Very Poor 39 Fair
Max LVORI Early 2 10 3
Max LVORI Late 2 10 3
Min Vsby Early 9 9 9
Min Vsby Late 9 9 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s.
Southwest winds around 5 mph.
.THURSDAY...Mostly sunny. Highs in the upper 70s. Southwest winds
5 to 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds 5 to 10 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds 5 to 10 mph.
.FRIDAY NIGHT...Partly cloudy. Cooler. Lows in the mid 50s. North
winds 5 to 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. Northeast winds
around 5 mph, becoming east in the afternoon.
.SATURDAY NIGHT THROUGH MONDAY...Mostly cloudy with a chance of
showers. Lows in the upper 50s. Highs in the lower 70s. Northeast
winds 10 to 15 mph.
$$
RIZ005-152000-
Bristol RI-
Including the city of Bristol
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 70 (-6) 54 (-2) 73
RH % (24h trend) 57 (+16) 100 (+3) 66
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var S 7
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3830 390 2900
Transport Wnd (kts) NE 4 SW 4 SW 11
Vent Rate (kt-ft) 15320 1560 31900
Max ADI Early 37 Fair 14 Gen Poor 30 Fair
Max ADI Late 28 Fair 3 Very Poor 35 Fair
Max LVORI Early 3 8 3
Max LVORI Late 3 8 3
Min Vsby Early 9 9 9
Min Vsby Late 9 9 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s.
Southwest winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs in the upper 70s. Southwest winds
5 to 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds 5 to 10 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds 5 to 10 mph.
.FRIDAY NIGHT...Partly cloudy. Cooler. Lows in the mid 50s. North
winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. Northeast winds
around 5 mph, becoming east in the afternoon.
.SATURDAY NIGHT THROUGH MONDAY...Mostly cloudy with a chance of
showers. Lows in the upper 50s. Highs in the lower 70s. Northeast
winds 10 to 15 mph.
$$
RIZ006-152000-
Washington RI-
Including the cities of Narragansett and Westerly
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Clear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 69 (-8) 51 (-4) 73
RH % (24h trend) 54 (+19) 100 (0) 64
20ft Wnd AM(mph) NE 5 Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 7
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3720 370 2870
Transport Wnd (kts) NE 4 SW 4 SW 9
Vent Rate (kt-ft) 14880 1480 25830
Max ADI Early 34 Fair 13 Gen Poor 31 Fair
Max ADI Late 26 Fair 3 Very Poor 35 Fair
Max LVORI Early 3 10 3
Max LVORI Late 3 10 3
Min Vsby Early 9 9 9
Min Vsby Late 9 9 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows around 60. Southwest winds
5 to 10 mph.
.THURSDAY...Mostly sunny. Highs in the mid 70s. Southwest winds
5 to 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds 5 to 10 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds 5 to 10 mph.
.FRIDAY NIGHT...Partly cloudy. Cooler. Lows in the mid 50s. North
winds 5 to 10 mph.
.SATURDAY...Mostly sunny. Cooler. Highs in the upper 60s.
Northeast winds 5 to 10 mph, becoming east in the afternoon.
.SATURDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Southeast
winds 5 to 10 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
lower 70s. South winds 10 to 15 mph.
.SUNDAY NIGHT...Mostly cloudy with showers likely. Lows in the
upper 50s. West winds 10 to 15 mph, becoming north after
midnight.
.MONDAY...Mostly cloudy with a chance of showers. Highs around
70. Northeast winds 10 to 15 mph.
$$
RIZ007-152000-
Newport RI-
Including the city of Newport
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Clear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 69 (-7) 54 (-3) 71
RH % (24h trend) 57 (+21) 100 (0) 66
20ft Wnd AM(mph) NE 6 Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 8
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3740 400 2450
Transport Wnd (kts) NE 4 SE 6 SW 8
Vent Rate (kt-ft) 14960 2400 19600
Max ADI Early 36 Fair 17 Gen Poor 27 Fair
Max ADI Late 28 Fair 3 Very Poor 25 Fair
Max LVORI Early 2 7 3
Max LVORI Late 2 7 3
Min Vsby Early 9 9 9
Min Vsby Late 9 9 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s.
Southwest winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs in the mid 70s. Southwest winds
5 to 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds 10 to 15 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds 5 to 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
5 to 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. Northeast winds
5 to 10 mph, becoming east in the afternoon.
.SATURDAY NIGHT...Mostly cloudy. Lows in the upper 50s. Southeast
winds 5 to 10 mph.
.SUNDAY THROUGH MONDAY...Mostly cloudy with a chance of showers.
Lows around 60. Highs in the lower 70s. Northeast winds 10 to
15 mph.
$$
RIZ008-152000-
Block Island RI-
Including the city of New Shoreham
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Clear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 67 (-7) 59 (-1) 69
RH % (24h trend) 61 (+19) 81 (-19) 70
20ft Wnd AM(mph) NE 9 Lgt/Var
20ft Wnd PM(mph) E 5 Lgt/Var SW 7
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 2790 1900 2380
Transport Wnd (kts) NE 9 SW 4 SW 5
Vent Rate (kt-ft) 25110 7600 11900
Max ADI Early 34 Fair 20 Gen Poor 20 Gen Poor
Max ADI Late 28 Fair 3 Very Poor 23 Fair
Max LVORI Early 3 4 3
Max LVORI Late 3 4 3
Min Vsby Early 9 9 9
Min Vsby Late 9 9 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southwest
winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs in the lower 70s. Southwest winds
5 to 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 60s. Southwest winds 5 to 10 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the mid
70s. Northwest winds 5 to 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 60s. Northeast
winds 10 to 15 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. East winds
10 to 15 mph.
.SATURDAY NIGHT...Mostly cloudy. Lows in the lower 60s. Southeast
winds around 10 mph.
.SUNDAY THROUGH MONDAY...Mostly cloudy with a chance of showers.
Lows in the mid 60s. Highs in the lower 70s. Northeast winds
10 to 15 mph.
$$
MAZ017-152000-
Northern Bristol MA-
Including the city of Taunton
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 70 (-6) 49 (-2) 76
RH % (24h trend) 55 (+21) 100 (0) 59
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3840 370 3180
Transport Wnd (kts) E 4 SW 5 SW 11
Vent Rate (kt-ft) 15360 1850 34980
Max ADI Early 33 Fair 14 Gen Poor 37 Fair
Max ADI Late 29 Fair 3 Very Poor 48 Gen Good
Max LVORI Early 2 10 3
Max LVORI Late 2 10 3
Min Vsby Early 9 9 8
Min Vsby Late 9 8 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows around 60. Southwest winds
around 5 mph.
.THURSDAY...Mostly sunny. Highs in the upper 70s. Southwest winds
around 5 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds around 5 mph.
.FRIDAY NIGHT...Partly cloudy. Cooler. Lows in the lower 50s.
North winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. Northeast winds
around 5 mph, becoming east in the afternoon.
.SATURDAY NIGHT THROUGH MONDAY...Mostly cloudy with a chance of
showers. Lows in the mid 50s. Highs in the lower 70s. Northeast
winds 5 to 10 mph.
$$
MAZ018-152000-
Western Plymouth MA-
Including the city of Brockton
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 68 (-9) 49 (-3) 77
RH % (24h trend) 54 (+17) 100 (0) 54
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3510 390 3180
Transport Wnd (kts) NE 6 S 5 SW 11
Vent Rate (kt-ft) 21060 1950 34980
Max ADI Early 37 Fair 13 Gen Poor 36 Fair
Max ADI Late 29 Fair 3 Very Poor 47 Gen Good
Max LVORI Early 3 10 2
Max LVORI Late 3 10 2
Min Vsby Early 9 9 7
Min Vsby Late 9 8 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 50s.
Southwest winds around 5 mph.
.THURSDAY...Mostly sunny. Highs in the upper 70s. Southwest winds
around 5 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds around 5 mph.
.FRIDAY NIGHT...Partly cloudy. Cooler. Lows in the lower 50s.
North winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. Northeast winds
around 5 mph.
.SATURDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Southeast
winds around 5 mph.
.SUNDAY THROUGH MONDAY...Mostly cloudy with a chance of showers.
Lows in the mid 50s. Highs in the lower 70s. Northeast winds 5 to
10 mph.
$$
MAZ019-152000-
Eastern Plymouth MA-
Including the city of Plymouth
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Clear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 66 (-8) 51 (-5) 76
RH % (24h trend) 56 (+23) 100 (0) 52
20ft Wnd AM(mph) NE 6 Lgt/Var
20ft Wnd PM(mph) NE 5 Lgt/Var SW 6
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3540 380 2950
Transport Wnd (kts) NE 8 S 6 SW 10
Vent Rate (kt-ft) 28320 2280 29500
Max ADI Early 38 Fair 16 Gen Poor 32 Fair
Max ADI Late 30 Fair 3 Very Poor 34 Fair
Max LVORI Early 3 6 2
Max LVORI Late 3 6 2
Min Vsby Early 9 9 8
Min Vsby Late 9 8 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows around 60. Southwest winds
5 to 10 mph.
.THURSDAY...Mostly sunny. Highs in the upper 70s. Southwest winds
5 to 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds 5 to 10 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the mid
70s. Northwest winds 5 to 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 50s. North winds
10 to 15 mph.
.SATURDAY...Mostly sunny. Highs in the mid 60s. Northeast winds
5 to 10 mph.
.SATURDAY NIGHT THROUGH SUNDAY NIGHT...Mostly cloudy with a
chance of showers. Lows in the upper 50s. Highs in the lower 70s.
North winds 10 to 15 mph.
.MONDAY...Mostly cloudy with a chance of showers. Highs in the
upper 60s. Northeast winds 10 to 15 mph.
$$
MAZ020-152000-
Southern Bristol MA-
Including the cities of Fall River and New Bedford
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Clear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 70 (-6) 49 (-5) 73
RH % (24h trend) 57 (+20) 100 (0) 64
20ft Wnd AM(mph) NE 5 Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 7
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3830 370 2840
Transport Wnd (kts) NE 5 SW 4 SW 9
Vent Rate (kt-ft) 19150 1480 25560
Max ADI Early 39 Fair 14 Gen Poor 29 Fair
Max ADI Late 30 Fair 3 Very Poor 35 Fair
Max LVORI Early 3 8 3
Max LVORI Late 3 8 3
Min Vsby Early 9 9 8
Min Vsby Late 9 8 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s.
Southwest winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs in the upper 70s. Southwest winds
5 to 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds 10 to 15 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds 5 to 10 mph.
.FRIDAY NIGHT...Partly cloudy. Cooler. Lows in the mid 50s. North
winds 5 to 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. East winds 5 to
10 mph.
.SATURDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Southeast
winds 5 to 10 mph.
.SUNDAY THROUGH MONDAY...Mostly cloudy with a chance of showers.
Lows in the upper 50s. Highs in the lower 70s. Northeast winds
15 to 20 mph.
$$
MAZ021-152000-
Southern Plymouth MA-
Including the city of Mattapoisett
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Clear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 68 (-8) 50 (-5) 74
RH % (24h trend) 54 (+17) 100 (0) 61
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) NE 5 Lgt/Var SW 6
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3430 380 2780
Transport Wnd (kts) NE 8 S 4 SW 9
Vent Rate (kt-ft) 27440 1520 25020
Max ADI Early 43 Gen Good 17 Gen Poor 29 Fair
Max ADI Late 36 Fair 3 Very Poor 38 Fair
Max LVORI Early 3 7 3
Max LVORI Late 3 7 3
Min Vsby Early 9 9 8
Min Vsby Late 9 8 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows around 60. Southwest winds
5 to 10 mph.
.THURSDAY...Mostly sunny. Highs in the upper 70s. Southwest winds
5 to 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds 5 to 10 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds 5 to 10 mph, becoming north in the
afternoon.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds 5 to 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. Northeast winds
5 to 10 mph.
.SATURDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Southeast
winds 5 to 10 mph.
.SUNDAY THROUGH MONDAY...Mostly cloudy with a chance of showers.
Lows in the upper 50s. Highs in the lower 70s. Northeast winds
10 to 15 mph.
$$
MAZ022-152000-
Barnstable MA-
Including the cities of Chatham, Falmouth, and Provincetown
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Clear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 67 (-7) 54 (-3) 70
RH % (24h trend) 56 (+16) 96 (-4) 63
20ft Wnd AM(mph) NE 6 Lgt/Var
20ft Wnd PM(mph) NE 5 Lgt/Var SW 6
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3540 370 2600
Transport Wnd (kts) NE 10 SW 4 SW 9
Vent Rate (kt-ft) 35400 1480 23400
Max ADI Early 46 Gen Good 21 Fair 26 Fair
Max ADI Late 37 Fair 3 Very Poor 32 Fair
Max LVORI Early 3 5 3
Max LVORI Late 3 5 3
Min Vsby Early 9 9 8
Min Vsby Late 9 9 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s.
Southwest winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs in the lower 70s. Southwest winds
5 to 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds 5 to 10 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the
lower 70s. Northwest winds 5 to 10 mph, becoming north in the
afternoon.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast
winds 10 to 15 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. Northeast winds
5 to 10 mph.
.SATURDAY NIGHT...Mostly cloudy. Lows in the upper 50s. Southeast
winds 5 to 10 mph.
.SUNDAY THROUGH MONDAY...Mostly cloudy with a chance of showers.
Lows in the upper 50s. Highs in the lower 70s. Northeast winds
10 to 15 mph.
$$
MAZ023-152000-
Dukes MA-
Including the city of Vineyard Haven
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Clear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 68 (-7) 53 (-4) 70
RH % (24h trend) 57 (+20) 93 (-7) 65
20ft Wnd AM(mph) NE 8 Lgt/Var
20ft Wnd PM(mph) NE 6 Lgt/Var SW 7
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3590 580 2310
Transport Wnd (kts) NE 11 SW 4 SW 7
Vent Rate (kt-ft) 39490 2320 16170
Max ADI Early 35 Fair 31 Fair 22 Fair
Max ADI Late 33 Fair 3 Very Poor 25 Fair
Max LVORI Early 3 4 3
Max LVORI Late 3 4 3
Min Vsby Early 9 9 9
Min Vsby Late 9 9 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s.
Southwest winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs in the lower 70s. Southwest winds
5 to 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds 10 to 15 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the mid
70s. West winds 10 to 15 mph, becoming north 5 to 10 mph in the
afternoon.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast
winds 10 to 15 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. East winds
10 to 15 mph.
.SATURDAY NIGHT...Mostly cloudy. Lows in the upper 50s. Southeast
winds 10 to 15 mph.
.SUNDAY THROUGH MONDAY...Mostly cloudy with a chance of showers.
Lows around 60. Highs in the lower 70s. Northeast winds 10 to
15 mph.
$$
MAZ024-152000-
Nantucket MA-
Including the city of Nantucket
409 AM EDT Tue Sep 15 2026
Today Tonight Wed
Cloud Cover Mclear Mclear Mclear
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 66 (-7) 56 (-3) 69
RH % (24h trend) 63 (+19) 90 (-10) 65
20ft Wnd AM(mph) NE 10 Lgt/Var
20ft Wnd PM(mph) NE 9 Lgt/Var SW 6
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3710 1240 1980
Transport Wnd (kts) NE 13 SW 3 SW 10
Vent Rate (kt-ft) 48230 3720 19800
Max ADI Early 41 Gen Good 36 Fair 15 Gen Poor
Max ADI Late 34 Fair 3 Very Poor 26 Fair
Max LVORI Early 3 4 3
Max LVORI Late 3 4 3
Min Vsby Early 9 9 9
Min Vsby Late 9 9 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southwest
winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs in the lower 70s. Southwest winds
5 to 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds 10 to 15 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the
lower 70s. West winds 10 to 15 mph, becoming north in the
afternoon.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows in the upper
50s. Highs in the mid 60s. East winds 15 to 20 mph.
.SATURDAY NIGHT...Mostly cloudy. Lows in the upper 50s. Southeast
winds 5 to 10 mph.
.SUNDAY THROUGH MONDAY...Mostly cloudy with a chance of showers.
Lows in the lower 60s. Highs in the lower 70s. Northeast winds
15 to 20 mph.
$$
.OUTLOOK 8 TO 14 DAYS...
Temperatures near normal. Precipitation near normal.
$$
For the latest updates...please visit our webpage at
www.weather.gov/boston
You can follow us on Facebook at
www.facebook.com/us.nationalweatherservice.boston.gov
You can follow us on Twitter at
@NWSBoston