Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
185
FNUS51 KBOX 152009
FWFBOX
Fire Weather Planning Forecast for Southern New England
National Weather Service Boston/Norton MA
409 PM EDT Tue Sep 15 2026
.DISCUSSION...
Mainly sunny skies this afternoon 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.
MAZ015-160800-
Suffolk MA-
Including the city of Boston
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 53 (+1) 78 (+11) 62 77
RH % (24h trend) 100 (+11) 56 (+21) 100 64
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var SW 6 Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 400 3060 410 2170
Transport Wnd (kts) SW 7 SW 10 NW 6 SW 5
Vent Rate (kt-ft) 2800 30600 2460 10850
Max ADI Early 16 Gen Poor 32 Fair 12 Poor 8 Poor
Max ADI Late 4 Very Poor 39 Fair 4 Very Poor 9 Poor
Max LVORI Early 6 3 7 4
Max LVORI Late 6 3 7 4
Min Vsby Early 10 10 10 8
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds 5 to 10 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Northwest winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Cooler. Lows in the mid 50s. North
winds 5 to 10 mph.
.SATURDAY...Mostly sunny. Highs in the mid 60s. Northeast winds
around 5 mph, becoming east in the afternoon.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a chance of
showers. Lows in the mid 50s. Highs in the upper 60s. Southeast
winds 5 to 10 mph.
.SUNDAY NIGHT THROUGH TUESDAY...Mostly cloudy with a chance of
showers. Lows in the upper 50s. Highs in the upper 60s. Northeast
winds 5 to 10 mph.
$$
MAZ016-160800-
Eastern Norfolk MA-
Including the city of Quincy
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 51 (-1) 78 (+11) 60 78
RH % (24h trend) 100 (+14) 56 (+13) 100 62
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var SW 6 Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 390 3100 410 2180
Transport Wnd (kts) SW 7 SW 10 NW 5 SW 5
Vent Rate (kt-ft) 2730 31000 2050 10900
Max ADI Early 16 Gen Poor 33 Fair 14 Gen Poor 12 Poor
Max ADI Late 4 Very Poor 44 Gen Good 4 Very Poor 14 Gen Poor
Max LVORI Early 7 3 7 4
Max LVORI Late 7 3 7 4
Min Vsby Early 10 10 10 9
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds around 5 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Northwest winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Cooler. Lows in the mid 50s. North
winds around 5 mph.
.SATURDAY...Sunny. Highs in the mid 60s. Northeast winds around
5 mph.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a chance of
showers. Lows in the mid 50s. Highs in the upper 60s. Southeast
winds 5 to 10 mph.
.SUNDAY NIGHT THROUGH TUESDAY...Mostly cloudy with a chance of
showers. Lows in the upper 50s. Highs in the upper 60s. Northeast
winds 5 to 10 mph.
$$
MAZ013-160800-
Western Norfolk MA-
Including the cities of Foxborough and Norwood
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 51 (+4) 77 (+8) 59 78
RH % (24h trend) 100 (0) 58 (+20) 100 62
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var SW 5 Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 380 3140 390 2640
Transport Wnd (kts) S 6 SW 10 SW 7 SW 6
Vent Rate (kt-ft) 2280 31400 2730 15840
Max ADI Early 17 Gen Poor 34 Fair 22 Fair 14 Gen Poor
Max ADI Late 3 Very Poor 43 Gen Good 4 Very Poor 17 Gen Poor
Max LVORI Early 9 3 9 4
Max LVORI Late 9 3 9 4
Min Vsby Early 10 10 10 8
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 lower 50s.
North winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. North winds
around 5 mph, becoming east around 5 mph in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. Southeast winds around 5 mph.
.SUNDAY...Mostly cloudy with showers likely. Highs in the upper
60s. Southeast winds around 5 mph.
.SUNDAY NIGHT THROUGH TUESDAY...Mostly cloudy with a chance of
showers. Lows in the mid 50s. Highs in the upper 60s. Northeast
winds 5 to 10 mph.
$$
MAZ014-160800-
Southeast Middlesex MA-
Including the city of Cambridge
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None None None None
Chance Precip (%) 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 53 (+4) 79 (+11) 61 77
RH % (24h trend) 96 (0) 56 (+17) 100 64
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var SW 5 Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 400 3370 410 2650
Transport Wnd (kts) SW 7 SW 10 N 5 SW 5
Vent Rate (kt-ft) 2800 33700 2050 13250
Max ADI Early 15 Gen Poor 33 Fair 22 Fair 10 Poor
Max ADI Late 4 Very Poor 48 Gen Good 4 Very Poor 9 Poor
Max LVORI Early 7 3 7 4
Max LVORI Late 7 3 7 4
Min Vsby Early 10 10 10 8
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds around 5 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Northwest winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Cooler. Lows in the lower 50s.
North winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. Northeast winds
around 5 mph, becoming east in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 50s. South winds around 5 mph.
.SUNDAY...Mostly cloudy with showers likely. Highs in the upper
60s. Southeast winds around 5 mph.
.SUNDAY NIGHT THROUGH TUESDAY...Mostly cloudy with a chance of
showers. Lows in the mid 50s. Highs in the upper 60s. Northeast
winds 5 to 10 mph.
$$
MAZ007-160800-
Eastern Essex MA-
Including the city of Gloucester
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None None None Showers
Chance Precip (%) 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 52 (+1) 78 (+13) 59 73
RH % (24h trend) 100 (+11) 56 (+17) 100 64
20ft Wnd AM(mph) SW 5 Lgt/Var
20ft Wnd PM(mph) Lgt/Var S 5 Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.01
Precip Duration 1
Precip Begin 1 PM
Precip End Continuing
Mixing Hgt (ft-AGL) 400 2850 400 1850
Transport Wnd (kts) SW 8 SW 10 W 7 NE 5
Vent Rate (kt-ft) 3200 28500 2800 9250
Max ADI Early 13 Gen Poor 29 Fair 11 Poor 10 Poor
Max ADI Late 5 Very Poor 34 Fair 4 Very Poor 9 Poor
Max LVORI Early 7 3 8 5
Max LVORI Late 7 3 8 5
Min Vsby Early 10 10 10 9
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with showers likely. Lows in the
lower 60s. South winds 5 to 10 mph, becoming southwest after
midnight.
.FRIDAY...Mostly sunny. Highs in the lower 70s. Northwest winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Cooler. Lows in the lower 50s.
North winds 5 to 10 mph.
.SATURDAY...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 THROUGH TUESDAY...Mostly cloudy with a chance of showers.
Lows in the mid 50s. Highs in the upper 60s. Northeast winds
10 to 15 mph.
$$
MAZ006-160800-
Western Essex MA-
Including the city of Lawrence
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None None None Showers
Chance Precip (%) 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 51 (+4) 79 (+11) 59 76
RH % (24h trend) 100 (+7) 54 (+14) 100 66
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.02
Precip Duration 1
Precip Begin 1 PM
Precip End Continuing
Mixing Hgt (ft-AGL) 400 3480 410 2980
Transport Wnd (kts) SW 7 W 9 NW 6 NE 5
Vent Rate (kt-ft) 2800 31320 2460 14900
Max ADI Early 18 Gen Poor 29 Fair 19 Gen Poor 14 Gen Poor
Max ADI Late 4 Very Poor 43 Gen Good 4 Very Poor 12 Poor
Max LVORI Early 9 3 9 4
Max LVORI Late 9 3 9 4
Min Vsby Early 10 10 10 9
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. South winds around 5 mph, becoming southwest after
midnight.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Northwest winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Cooler. Lows around 50. North winds
around 5 mph.
.SATURDAY...Mostly sunny. Highs in the mid 60s. Northeast winds
around 5 mph, becoming southeast in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. South winds around 5 mph.
.SUNDAY...Mostly cloudy with showers likely. Highs in the upper
60s. Southeast winds around 5 mph.
.SUNDAY NIGHT THROUGH TUESDAY...Mostly cloudy with a chance of
showers. Lows in the mid 50s. Highs in the mid 60s. Northeast
winds around 5 mph.
$$
MAZ005-160800-
Central Middlesex MA-
Including the cities of Framingham and Lowell
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type None None None Showers
Chance Precip (%) 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 51 (+5) 79 (+9) 59 78
RH % (24h trend) 100 (0) 54 (+12) 100 64
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.01
Precip Duration 1
Precip Begin 1 PM
Precip End Continuing
Mixing Hgt (ft-AGL) 400 3400 400 3030
Transport Wnd (kts) SW 7 SW 10 W 6 W 6
Vent Rate (kt-ft) 2800 34000 2400 18180
Max ADI Early 19 Gen Poor 31 Fair 22 Fair 14 Gen Poor
Max ADI Late 4 Very Poor 46 Gen Good 4 Very Poor 15 Gen Poor
Max LVORI Early 9 3 9 4
Max LVORI Late 9 3 9 4
Min Vsby Early 10 10 10 8
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 around 50. North winds
5 to 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. North 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...Mostly cloudy with showers likely. Highs in the upper
60s. Southeast winds around 5 mph.
.SUNDAY NIGHT THROUGH TUESDAY...Mostly cloudy with a chance of
showers. Lows in the mid 50s. Highs in the upper 60s. Northeast
winds around 5 mph.
$$
MAZ012-160800-
Southern Worcester MA-
Including the cities of Milford and Worcester
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Mclear Pcldy
Precip Type None None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 51 (+4) 77 (+8) 59 77
RH % (24h trend) 100 (+7) 60 (+18) 100 64
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var SW 5 Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 400 2960 400 2440
Transport Wnd (kts) S 7 SW 10 W 8 S 7
Vent Rate (kt-ft) 2800 29600 3200 17080
Max ADI Early 16 Gen Poor 31 Fair 21 Fair 17 Gen Poor
Max ADI Late 4 Very Poor 40 Fair 4 Very Poor 4 Very Poor
Max LVORI Early 9 3 9 4
Max LVORI Late 9 3 9 4
Min Vsby Early 10 10 10 7
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds 5 to 10 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Northwest winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Cooler. Lows in the upper 40s.
North winds 5 to 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. Northeast winds
around 5 mph, becoming southeast in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. South winds around 5 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with showers likely.
Lows in the lower 50s. Highs in the upper 60s. Northeast winds
5 to 10 mph.
.MONDAY THROUGH TUESDAY...Mostly cloudy with a chance of showers.
Lows in the mid 50s. Highs in the upper 60s. Northeast winds 5 to
10 mph.
$$
MAZ004-160800-
Northern Worcester MA-
Including the cities of Barre and Fitchburg
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type None None None Showers
Chance Precip (%) 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 49 (+4) 77 (+9) 58 76
RH % (24h trend) 100 (0) 58 (+16) 100 64
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.03
Precip Duration 1
Precip Begin 11 AM
Precip End Continuing
Mixing Hgt (ft-AGL) 410 2800 390 2730
Transport Wnd (kts) S 7 SW 9 N 5 SW 7
Vent Rate (kt-ft) 2870 25200 1950 19110
Max ADI Early 9 Poor 24 Fair 15 Gen Poor 13 Gen Poor
Max ADI Late 5 Very Poor 32 Fair 3 Very Poor 13 Gen Poor
Max LVORI Early 9 3 10 4
Max LVORI Late 9 3 10 4
Min Vsby Early 10 6 Fog 10 4 Fog
Min Vsby Late 9 10 4 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds 5 to 10 mph.
.FRIDAY...Mostly sunny. Highs in the lower 70s. Northwest winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Cooler. Lows in the upper 40s.
North winds 5 to 10 mph.
.SATURDAY...Mostly sunny. Highs in the mid 60s. Northeast winds
around 5 mph, becoming south in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows
around 50. South winds around 5 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with showers likely.
Lows in the lower 50s. Highs in the mid 60s. Northeast winds 5 to
10 mph.
.MONDAY THROUGH TUESDAY...Mostly cloudy with a chance of showers.
Lows in the lower 50s. Highs in the mid 60s. Northeast winds 5 to
10 mph.
$$
MAZ026-160800-
Northern Middlesex MA-
Including the city of Ayer
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type None None None Showers
Chance Precip (%) 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 50 (+4) 80 (+11) 58 77
RH % (24h trend) 100 (+7) 58 (+15) 100 67
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.03
Precip Duration 1
Precip Begin 11 AM
Precip End Continuing
Mixing Hgt (ft-AGL) 410 3170 390 2940
Transport Wnd (kts) S 7 W 9 W 6 SW 6
Vent Rate (kt-ft) 2870 28530 2340 17640
Max ADI Early 10 Poor 24 Fair 14 Gen Poor 11 Poor
Max ADI Late 4 Very Poor 38 Fair 3 Very Poor 17 Gen Poor
Max LVORI Early 9 3 9 4
Max LVORI Late 9 3 9 4
Min Vsby Early 10 10 10 8
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. South winds around 5 mph, becoming west after
midnight.
.FRIDAY AND FRIDAY NIGHT...Mostly clear. Lows 47 to 61. Highs in
the mid 70s. North winds 5 to 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. North winds
around 5 mph, becoming southeast in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 40s. South winds around 5 mph.
.SUNDAY...Mostly cloudy with showers likely. Highs in the mid
60s. Southeast winds around 5 mph.
.SUNDAY NIGHT THROUGH TUESDAY...Mostly cloudy with a chance of
showers. Lows in the lower 50s. Highs in the mid 60s. Northeast
winds around 5 mph.
$$
MAZ002-160800-
Western Franklin MA-
Including the city of Charlemont
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type None None None Showers
Chance Precip (%) 40
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 48 (+5) 78 (+12) 57 73
RH % (24h trend) 100 (+7) 58 (+13) 100 71
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.05
Precip Duration 1
Precip Begin 9 AM
Precip End Continuing
Mixing Hgt (ft-AGL) 420 2990 410 2290
Transport Wnd (kts) SW 7 W 8 NW 4 S 7
Vent Rate (kt-ft) 2940 23920 1640 16030
Max ADI Early 9 Poor 20 Gen Poor 7 Poor 10 Poor
Max ADI Late 4 Very Poor 33 Fair 2 Very Poor 16 Gen Poor
Max LVORI Early 7 3 9 4
Max LVORI Late 7 3 9 4
Min Vsby Early 10 4 Fog 10 3 Fog
Min Vsby Late 10 10 4 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 50s. Southwest winds around 5 mph, becoming west after
midnight.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy. Lows 45 to 59. Highs
around 70. 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...Cloudy with a chance of showers. Lows in the
upper 40s. South winds around 5 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with showers likely.
Lows around 50. Highs in the lower 60s. North winds around 5 mph.
.MONDAY THROUGH TUESDAY...Mostly cloudy with a chance of showers.
Lows in the lower 50s. Highs in the lower 60s. Northeast winds
around 5 mph.
$$
MAZ003-160800-
Eastern Franklin MA-
Including the cities of Greenfield and Orange
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type None None None Showers
Chance Precip (%) 30
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 51 (+7) 79 (+11) 58 76
RH % (24h trend) 100 (0) 56 (+13) 100 66
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.04
Precip Duration 1
Precip Begin 10 AM
Precip End Continuing
Mixing Hgt (ft-AGL) 410 2850 400 2750
Transport Wnd (kts) S 7 SW 9 SW 3 SW 6
Vent Rate (kt-ft) 2870 25650 1200 16500
Max ADI Early 9 Poor 18 Gen Poor 8 Poor 10 Poor
Max ADI Late 4 Very Poor 31 Fair 2 Very Poor 13 Gen Poor
Max LVORI Early 8 3 10 4
Max LVORI Late 8 3 10 4
Min Vsby Early 10 2 Fog 10 3 Fog
Min Vsby Late 6 Fog 10 3 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. South winds around 5 mph, becoming west after
midnight.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Northwest winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Cooler. Lows in the upper 40s.
North winds 5 to 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. North winds
around 5 mph, becoming south in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. South winds around 5 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with showers likely.
Lows in the lower 50s. Highs in the mid 60s. Northeast winds 5 to
10 mph.
.MONDAY THROUGH TUESDAY...Mostly cloudy with a chance of showers.
Lows in the lower 50s. Highs in the upper 60s. Northeast winds
5 to 10 mph.
$$
MAZ008-160800-
Western Hampshire MA-
Including the city of Chesterfield
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type None None None Showers
Chance Precip (%) 30
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 49 (+5) 77 (+10) 58 74
RH % (24h trend) 100 (+4) 60 (+9) 100 71
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.02
Precip Duration 1
Precip Begin 10 AM
Precip End Continuing
Mixing Hgt (ft-AGL) 420 3120 410 2290
Transport Wnd (kts) SW 8 W 8 NW 4 S 6
Vent Rate (kt-ft) 3360 24960 1640 13740
Max ADI Early 9 Poor 18 Gen Poor 8 Poor 14 Gen Poor
Max ADI Late 4 Very Poor 32 Fair 3 Very Poor 15 Gen Poor
Max LVORI Early 8 3 9 4
Max LVORI Late 8 3 9 4
Min Vsby Early 10 10 10 3 Fog
Min Vsby Late 10 10 3 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows
around 60. Southwest winds around 5 mph, becoming west after
midnight.
.FRIDAY...Mostly sunny. Highs in the lower 70s. Northwest winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Cooler. Lows in the mid 40s. North
winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the mid 60s. Northeast winds
around 5 mph, becoming southeast in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows
around 50. South winds around 5 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with showers likely.
Lows in the lower 50s. Highs in the mid 60s. Northeast winds
around 5 mph.
.MONDAY THROUGH TUESDAY...Mostly cloudy with a chance of showers.
Lows in the lower 50s. Highs in the mid 60s. Northeast winds
around 5 mph.
$$
MAZ010-160800-
Eastern Hampshire MA-
Including the cities of Amherst and Northampton
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type None None None Showers
Chance Precip (%) 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 51 (+7) 80 (+11) 58 77
RH % (24h trend) 100 (0) 58 (+22) 100 64
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.01
Precip Duration 1
Precip Begin 11 AM
Precip End Continuing
Mixing Hgt (ft-AGL) 400 2990 390 2460
Transport Wnd (kts) S 6 SW 8 N 4 S 6
Vent Rate (kt-ft) 2400 23920 1560 14760
Max ADI Early 7 Poor 20 Gen Poor 8 Poor 12 Poor
Max ADI Late 4 Very Poor 31 Fair 2 Very Poor 13 Gen Poor
Max LVORI Early 9 3 10 4
Max LVORI Late 9 3 10 4
Min Vsby Early 10 8 10 5 Fog
Min Vsby Late 10 10 5 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Northwest winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Cooler. Lows in the upper 40s.
North winds 5 to 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. Northeast winds
around 5 mph, becoming south in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. South winds around 5 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with showers likely.
Lows in the lower 50s. Highs in the upper 60s. Northeast winds
5 to 10 mph.
.MONDAY THROUGH TUESDAY...Mostly cloudy with a chance of showers.
Lows in the lower 50s. Highs in the upper 60s. Northeast winds
5 to 10 mph.
$$
MAZ009-160800-
Western Hampden MA-
Including the city of Blandford
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type None None None Showers
Chance Precip (%) 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 50 (+5) 77 (+10) 59 74
RH % (24h trend) 100 (+11) 60 (+10) 100 71
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.01
Precip Duration 1
Precip Begin 11 AM
Precip End Continuing
Mixing Hgt (ft-AGL) 400 3060 400 2360
Transport Wnd (kts) S 7 W 7 W 5 S 7
Vent Rate (kt-ft) 2800 21420 2000 16520
Max ADI Early 17 Gen Poor 18 Gen Poor 10 Poor 15 Gen Poor
Max ADI Late 5 Very Poor 30 Fair 3 Very Poor 16 Gen Poor
Max LVORI Early 8 3 9 4
Max LVORI Late 8 3 9 4
Min Vsby Early 10 10 10 5 Fog
Min Vsby Late 10 10 6 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph, becoming west after
midnight.
.FRIDAY...Mostly sunny. Highs in the lower 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 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 mid 60s. Northeast winds
around 5 mph.
.MONDAY THROUGH TUESDAY...Mostly cloudy with a chance of showers.
Lows in the lower 50s. Highs in the mid 60s. Northeast winds
around 5 mph.
$$
MAZ011-160800-
Eastern Hampden MA-
Including the city of Springfield
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type None None None Showers
Chance Precip (%) 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 51 (+6) 79 (+9) 59 77
RH % (24h trend) 100 (0) 56 (+19) 100 62
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var SW 5 Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.01
Precip Duration 1
Precip Begin 1 PM
Precip End Continuing
Mixing Hgt (ft-AGL) 400 3090 380 2660
Transport Wnd (kts) S 6 SW 8 N 3 SW 7
Vent Rate (kt-ft) 2400 24720 1140 18620
Max ADI Early 9 Poor 23 Fair 11 Poor 13 Gen Poor
Max ADI Late 4 Very Poor 33 Fair 2 Very Poor 14 Gen Poor
Max LVORI Early 9 3 10 4
Max LVORI Late 9 3 10 4
Min Vsby Early 10 10 10 6 Fog
Min Vsby Late 10 10 8 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Northwest winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Cooler. Lows in the upper 40s.
North winds 5 to 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. Northeast winds
around 5 mph, becoming south in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. South winds around 5 mph.
.SUNDAY...Mostly cloudy with showers likely. Highs in the upper
60s. Southeast winds around 5 mph.
.SUNDAY NIGHT...Mostly cloudy with showers likely. Lows in the
mid 50s. Northeast winds 5 to 10 mph.
.MONDAY THROUGH TUESDAY...Mostly cloudy with a chance of showers.
Lows in the mid 50s. Highs in the upper 60s. Northeast winds 5 to
10 mph.
$$
CTZ002-160800-
Hartford CT-
Including the cities of Hartford and Windsor Locks
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 52 (+4) 79 (+9) 60 79
RH % (24h trend) 100 (+7) 58 (+22) 100 62
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 370 3130 360 2700
Transport Wnd (kts) SW 6 SW 8 NW 3 SW 8
Vent Rate (kt-ft) 2220 25040 1080 21600
Max ADI Early 9 Poor 27 Fair 14 Gen Poor 13 Gen Poor
Max ADI Late 4 Very Poor 35 Fair 3 Very Poor 13 Gen Poor
Max LVORI Early 10 3 10 4
Max LVORI Late 10 3 10 4
Min Vsby Early 10 10 10 7
Min Vsby Late 10 10 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 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 around 50. North winds
5 to 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. Northeast winds
around 5 mph, becoming southeast in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. Southeast winds around 5 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with showers likely.
Lows in the mid 50s. Highs in the upper 60s. Northeast winds 5 to
10 mph.
.MONDAY THROUGH TUESDAY...Mostly cloudy with a chance of showers.
Lows in the mid 50s. Highs in the upper 60s. Northeast winds 5 to
10 mph.
$$
CTZ003-160800-
Tolland CT-
Including the cities of Union and Vernon
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 51 (+4) 77 (+8) 59 77
RH % (24h trend) 100 (+4) 62 (+20) 100 64
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 370 2770 380 2830
Transport Wnd (kts) SW 6 SW 9 NW 3 SW 7
Vent Rate (kt-ft) 2220 24930 1140 19810
Max ADI Early 8 Poor 27 Fair 14 Gen Poor 19 Gen Poor
Max ADI Late 4 Very Poor 33 Fair 3 Very Poor 17 Gen Poor
Max LVORI Early 10 3 10 4
Max LVORI Late 10 3 10 4
Min Vsby Early 10 8 10 7
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Northwest winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Cooler. Lows in the upper 40s.
North winds 5 to 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. Northeast winds
around 5 mph, becoming southeast in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. Southeast winds around 5 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with showers likely.
Lows in the mid 50s. Highs in the upper 60s. Northeast winds 5 to
10 mph.
.MONDAY THROUGH TUESDAY...Mostly cloudy with a chance of showers.
Lows in the mid 50s. Highs in the upper 60s. Northeast winds 5 to
10 mph.
$$
CTZ004-160800-
Windham CT-
Including the cities of Putnam and Willimantic
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 51 (+4) 77 (+7) 59 78
RH % (24h trend) 100 (+7) 62 (+20) 100 67
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var SW 5 Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 360 2870 370 2690
Transport Wnd (kts) SW 5 SW 9 NW 4 SW 7
Vent Rate (kt-ft) 1800 25830 1480 18830
Max ADI Early 9 Poor 32 Fair 17 Gen Poor 20 Gen Poor
Max ADI Late 3 Very Poor 37 Fair 3 Very Poor 19 Gen Poor
Max LVORI Early 10 3 10 4
Max LVORI Late 10 3 10 4
Min Vsby Early 10 9 10 7
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 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 around 5 mph in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. Southeast winds around 5 mph.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with showers likely.
Lows in the mid 50s. Highs in the upper 60s. Northeast winds
around 5 mph.
.MONDAY THROUGH TUESDAY...Mostly cloudy with a chance of showers.
Lows in the mid 50s. Highs in the upper 60s. Northeast winds 5 to
10 mph.
$$
RIZ001-160800-
Northwest Providence RI-
Including the cities of Foster and Smithfield
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 51 (+3) 76 (+7) 60 78
RH % (24h trend) 100 (+11) 62 (+17) 100 64
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var SW 5 Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 370 3020 380 2520
Transport Wnd (kts) SW 6 SW 10 NW 4 SW 7
Vent Rate (kt-ft) 2220 30200 1520 17640
Max ADI Early 16 Gen Poor 33 Fair 24 Fair 18 Gen Poor
Max ADI Late 3 Very Poor 42 Gen Good 4 Very Poor 21 Fair
Max LVORI Early 9 3 9 4
Max LVORI Late 9 3 9 4
Min Vsby Early 10 10 10 7
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds around 5 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Northwest winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Cooler. Lows in the lower 50s.
North winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. Northeast winds
around 5 mph, becoming southeast around 5 mph in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. Southeast winds around 5 mph.
.SUNDAY...Mostly cloudy with showers likely. Highs in the upper
60s. Southeast winds around 5 mph.
.SUNDAY NIGHT THROUGH TUESDAY...Mostly cloudy with a chance of
showers. Lows in the mid 50s. Highs in the upper 60s. Northeast
winds 5 to 10 mph.
$$
RIZ002-160800-
Southeast Providence RI-
Including the city of Providence
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 52 (+2) 76 (+6) 60 78
RH % (24h trend) 100 (+11) 64 (+25) 100 64
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var SW 6 Lgt/Var S 5
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 380 3070 400 2410
Transport Wnd (kts) SW 5 SW 10 W 4 SW 8
Vent Rate (kt-ft) 1900 30700 1600 19280
Max ADI Early 17 Gen Poor 34 Fair 27 Fair 18 Gen Poor
Max ADI Late 3 Very Poor 43 Gen Good 4 Very Poor 23 Fair
Max LVORI Early 10 3 9 4
Max LVORI Late 10 3 9 4
Min Vsby Early 10 10 10 8
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 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 lower 50s.
North winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the upper 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 mid 50s. Southeast winds around 5 mph.
.SUNDAY...Mostly cloudy with showers likely. Highs in the upper
60s. Southeast winds around 5 mph.
.SUNDAY NIGHT THROUGH TUESDAY...Mostly cloudy with a chance of
showers. Lows in the upper 50s. Highs in the upper 60s. Northeast
winds 5 to 10 mph.
$$
RIZ003-160800-
Western Kent RI-
Including the cities of Coventry and West Greenwich
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 51 (+2) 74 (+5) 59 77
RH % (24h trend) 100 (+14) 66 (+17) 100 67
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var SW 6 Lgt/Var SW 5
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 350 2950 380 2720
Transport Wnd (kts) SW 5 SW 10 W 4 SW 8
Vent Rate (kt-ft) 1750 29500 1520 21760
Max ADI Early 16 Gen Poor 35 Fair 21 Fair 23 Fair
Max ADI Late 3 Very Poor 42 Gen Good 4 Very Poor 28 Fair
Max LVORI Early 10 3 10 4
Max LVORI Late 10 3 10 4
Min Vsby Early 10 10 10 8
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds around 5 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Northwest winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Cooler. Lows in the lower 50s.
North winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. Northeast winds
around 5 mph, becoming southeast around 5 mph in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 50s. Southeast winds around 5 mph.
.SUNDAY...Mostly cloudy with showers likely. Highs in the upper
60s. Southeast winds around 5 mph.
.SUNDAY NIGHT THROUGH TUESDAY...Mostly cloudy with a chance of
showers. Lows in the mid 50s. Highs in the upper 60s. Northeast
winds 5 to 10 mph.
$$
RIZ004-160800-
Eastern Kent RI-
Including the cities of East Greenwich, Warwick, and West Warwick
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 53 (+2) 74 (+4) 61 77
RH % (24h trend) 100 (+14) 64 (+28) 100 67
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var SW 7 Lgt/Var S 6
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 380 3030 400 2510
Transport Wnd (kts) W 5 SW 10 W 4 SW 7
Vent Rate (kt-ft) 1900 30300 1600 17570
Max ADI Early 16 Gen Poor 33 Fair 22 Fair 19 Gen Poor
Max ADI Late 3 Very Poor 39 Fair 4 Very Poor 24 Fair
Max LVORI Early 9 3 9 4
Max LVORI Late 9 3 9 4
Min Vsby Early 10 10 10 8
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds 5 to 10 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Northwest winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. 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 southeast around 5 mph in the afternoon.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a chance of
showers. Lows in the mid 50s. Highs in the upper 60s. Southeast
winds 5 to 10 mph.
.SUNDAY NIGHT THROUGH TUESDAY...Mostly cloudy with a chance of
showers. Lows in the upper 50s. Highs in the upper 60s. Northeast
winds 5 to 10 mph.
$$
RIZ005-160800-
Bristol RI-
Including the city of Bristol
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 54 (+2) 73 (+3) 62 76
RH % (24h trend) 100 (+11) 70 (+27) 100 74
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var S 7 SW 5 S 7
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 400 2690 410 2160
Transport Wnd (kts) SW 4 S 11 W 4 SW 8
Vent Rate (kt-ft) 1600 29590 1640 17280
Max ADI Early 13 Gen Poor 31 Fair 19 Gen Poor 17 Gen Poor
Max ADI Late 3 Very Poor 34 Fair 4 Very Poor 25 Fair
Max LVORI Early 8 3 8 4
Max LVORI Late 8 3 8 4
Min Vsby Early 10 10 10 8
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 60s. Southwest winds 5 to 10 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Northwest winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Cooler. Lows in the mid 50s. North
winds 5 to 10 mph.
.SATURDAY...Sunny. Highs in the upper 60s. Northeast winds around
5 mph, becoming east in the afternoon.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a chance of
showers. Lows in the mid 50s. Highs in the upper 60s. Southeast
winds 5 to 10 mph.
.SUNDAY NIGHT THROUGH TUESDAY...Mostly cloudy with a chance of
showers. Lows in the upper 50s. Highs in the upper 60s. Northeast
winds 5 to 10 mph.
$$
RIZ006-160800-
Washington RI-
Including the cities of Narragansett and Westerly
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 52 (+1) 73 (+4) 59 77
RH % (24h trend) 100 (+11) 66 (+25) 100 69
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var SW 7 Lgt/Var SW 6
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 370 2810 380 2510
Transport Wnd (kts) W 4 SW 10 W 4 SW 8
Vent Rate (kt-ft) 1480 28100 1520 20080
Max ADI Early 15 Gen Poor 31 Fair 16 Gen Poor 20 Gen Poor
Max ADI Late 3 Very Poor 33 Fair 4 Very Poor 23 Fair
Max LVORI Early 10 3 10 4
Max LVORI Late 10 3 10 4
Min Vsby Early 10 10 10 8
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 53 to 65. Highs in
the mid 70s. North winds 5 to 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. Northeast winds
5 to 10 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 upper 60s. Southeast
winds 10 to 15 mph.
.SUNDAY NIGHT THROUGH TUESDAY...Mostly cloudy with a chance of
showers. Lows in the upper 50s. Highs in the upper 60s. Northeast
winds 10 to 15 mph.
$$
RIZ007-160800-
Newport RI-
Including the city of Newport
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 56 (+2) 71 (+2) 62 75
RH % (24h trend) 96 (+3) 70 (+31) 100 74
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var SW 9 SW 6 SW 8
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 410 2460 410 2110
Transport Wnd (kts) S 5 SW 9 W 5 SW 9
Vent Rate (kt-ft) 2050 22140 2050 18990
Max ADI Early 19 Gen Poor 24 Fair 21 Fair 17 Gen Poor
Max ADI Late 3 Very Poor 27 Fair 5 Very Poor 21 Fair
Max LVORI Early 7 3 8 4
Max LVORI Late 7 3 8 4
Min Vsby Early 10 10 10 9
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 60s. Southwest winds 10 to 15 mph.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy. Lows 56 to 67. Highs in
the mid 70s. North winds 5 to 10 mph.
.SATURDAY...Sunny. Highs in the upper 60s. Northeast winds 5 to
10 mph, becoming east in the afternoon.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a chance of
showers. Lows in the upper 50s. Highs in the upper 60s. Southeast
winds 10 to 15 mph.
.SUNDAY NIGHT THROUGH TUESDAY...Mostly cloudy with a chance of
showers. Lows around 60. Highs in the upper 60s. Northeast winds
10 to 15 mph.
$$
RIZ008-160800-
Block Island RI-
Including the city of New Shoreham
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 61 (+3) 69 (+3) 66 71
RH % (24h trend) 81 (-2) 73 (+30) 93 84
20ft Wnd AM(mph) Lgt/Var SW 5
20ft Wnd PM(mph) Lgt/Var SW 9 SW 7 SW 8
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 2070 2320 860 1100
Transport Wnd (kts) SW 5 SW 8 SW 10 SW 8
Vent Rate (kt-ft) 10350 18560 8600 8800
Max ADI Early 20 Gen Poor 27 Fair 24 Fair 15 Gen Poor
Max ADI Late 3 Very Poor 27 Fair 6 Very Poor 16 Gen Poor
Max LVORI Early 5 4 6 5
Max LVORI Late 5 4 6 5
Min Vsby Early 10 10 10 9
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 60s. Southwest winds around 10 mph.
.FRIDAY...Mostly sunny. Highs in the lower 70s. Northwest winds
5 to 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast
winds 10 to 15 mph.
.SATURDAY...Mostly sunny. Highs in the mid 60s. East winds 10 to
15 mph.
.SATURDAY NIGHT...Mostly cloudy. Lows in the lower 60s. Southeast
winds 5 to 10 mph.
.SUNDAY THROUGH TUESDAY...Mostly cloudy with a chance of showers.
Lows in the lower 60s. Highs in the upper 60s. East winds 10 to
15 mph.
$$
MAZ017-160800-
Northern Bristol MA-
Including the city of Taunton
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 50 (+3) 76 (+6) 59 78
RH % (24h trend) 100 (0) 62 (+24) 100 67
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var SW 6 Lgt/Var S 5
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 390 2990 400 2810
Transport Wnd (kts) S 5 SW 10 W 4 SW 8
Vent Rate (kt-ft) 1950 29900 1600 22480
Max ADI Early 16 Gen Poor 31 Fair 22 Fair 18 Gen Poor
Max ADI Late 3 Very Poor 42 Gen Good 4 Very Poor 23 Fair
Max LVORI Early 10 3 10 4
Max LVORI Late 10 3 10 4
Min Vsby Early 10 10 10 8
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds around 5 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Northwest winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Cooler. Lows in the lower 50s.
North winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s. Northeast winds
around 5 mph, becoming east around 5 mph in the afternoon.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a chance of
showers. Lows in the lower 50s. Highs in the upper 60s. Southeast
winds around 5 mph.
.SUNDAY NIGHT THROUGH TUESDAY...Mostly cloudy with a chance of
showers. Lows in the mid 50s. Highs in the upper 60s. Northeast
winds 5 to 10 mph.
$$
MAZ018-160800-
Western Plymouth MA-
Including the city of Brockton
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 50 (+2) 77 (+9) 58 78
RH % (24h trend) 100 (0) 56 (+15) 100 64
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var SW 6 Lgt/Var SW 5
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 390 3050 410 3210
Transport Wnd (kts) SW 5 SW 11 W 4 SW 8
Vent Rate (kt-ft) 1950 33550 1640 25680
Max ADI Early 15 Gen Poor 31 Fair 25 Fair 21 Fair
Max ADI Late 3 Very Poor 45 Gen Good 4 Very Poor 33 Fair
Max LVORI Early 10 3 10 4
Max LVORI Late 10 3 10 4
Min Vsby Early 10 10 10 9
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 lower 50s.
North winds around 5 mph.
.SATURDAY...Sunny. Highs in the upper 60s. Northeast winds around
5 mph.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a chance of
showers. Lows in the lower 50s. Highs in the upper 60s. Southeast
winds around 5 mph.
.SUNDAY NIGHT THROUGH TUESDAY...Mostly cloudy with a chance of
showers. Lows in the mid 50s. Highs in the upper 60s. Northeast
winds 5 to 10 mph.
$$
MAZ019-160800-
Eastern Plymouth MA-
Including the city of Plymouth
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Mclear Mclear Pcldy
Precip Type None None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 51 (-2) 75 (+10) 59 77
RH % (24h trend) 100 (+7) 56 (+15) 100 62
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var SW 7 Lgt/Var S 5
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 390 3000 390 2420
Transport Wnd (kts) SW 6 SW 10 W 5 S 6
Vent Rate (kt-ft) 2340 30000 1950 14520
Max ADI Early 18 Gen Poor 30 Fair 13 Gen Poor 12 Poor
Max ADI Late 4 Very Poor 35 Fair 5 Very Poor 15 Gen Poor
Max LVORI Early 7 3 9 4
Max LVORI Late 7 3 9 4
Min Vsby Early 10 10 10 9
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds 5 to 10 mph.
.FRIDAY...Mostly sunny. Highs in the lower 70s. Northwest winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 50s. North winds
10 to 15 mph.
.SATURDAY...Sunny. Highs in the mid 60s. Northeast winds 5 to
10 mph.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a chance of
showers. Lows in the mid 50s. Highs in the upper 60s. Southeast
winds 5 to 10 mph.
.SUNDAY NIGHT THROUGH TUESDAY...Mostly cloudy with a chance of
showers. Lows in the upper 50s. Highs in the upper 60s. Northeast
winds 10 to 15 mph.
$$
MAZ020-160800-
Southern Bristol MA-
Including the cities of Fall River and New Bedford
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 51 (+1) 73 (+4) 59 78
RH % (24h trend) 100 (0) 68 (+26) 100 69
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var SW 8 SW 5 SW 7
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 380 2740 410 2850
Transport Wnd (kts) S 5 SW 10 SW 4 SW 10
Vent Rate (kt-ft) 1900 27400 1640 28500
Max ADI Early 16 Gen Poor 31 Fair 20 Gen Poor 21 Fair
Max ADI Late 3 Very Poor 29 Fair 4 Very Poor 30 Fair
Max LVORI Early 8 3 10 3
Max LVORI Late 8 3 10 3
Min Vsby Early 10 10 10 8
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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. Northwest winds 5 to 10 mph.
.FRIDAY NIGHT...Partly cloudy. Cooler. Lows in the lower 50s.
North winds 5 to 10 mph.
.SATURDAY...Sunny. Highs in the upper 60s. Northeast winds 5 to
10 mph.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a chance of
showers. Lows in the mid 50s. Highs in the upper 60s. Southeast
winds 10 to 15 mph.
.SUNDAY NIGHT THROUGH TUESDAY...Mostly cloudy with a chance of
showers. Lows in the upper 50s. Highs around 70. Northeast winds
10 to 15 mph.
$$
MAZ021-160800-
Southern Plymouth MA-
Including the city of Mattapoisett
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Mclear Mclear Pcldy
Precip Type None None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 52 (+1) 74 (+6) 59 77
RH % (24h trend) 100 (0) 66 (+24) 100 69
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var SW 7 Lgt/Var SW 6
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 400 2680 410 3040
Transport Wnd (kts) W 4 SW 11 SW 5 SW 10
Vent Rate (kt-ft) 1600 29480 2050 30400
Max ADI Early 17 Gen Poor 28 Fair 21 Fair 25 Fair
Max ADI Late 2 Very Poor 36 Fair 4 Very Poor 36 Fair
Max LVORI Early 7 3 10 3
Max LVORI Late 7 3 10 3
Min Vsby Early 10 10 10 9
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds 5 to 10 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the mid
70s. Northwest winds 5 to 10 mph, becoming north in the
afternoon.
.FRIDAY NIGHT...Partly cloudy. Cooler. Lows in the mid 50s. North
winds 5 to 10 mph.
.SATURDAY...Sunny. Highs in the upper 60s. Northeast winds 5 to
10 mph.
.SATURDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Southeast
winds around 5 mph.
.SUNDAY THROUGH TUESDAY...Mostly cloudy with a chance of showers.
Lows in the mid 50s. Highs around 70. Northeast winds 10 to
15 mph.
$$
MAZ022-160800-
Barnstable MA-
Including the cities of Chatham, Falmouth, and Provincetown
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Mclear Mclear Pcldy
Precip Type None None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 56 (+2) 70 (+4) 61 73
RH % (24h trend) 93 (-7) 68 (+22) 100 76
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var SW 7 SW 5 SW 6
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 400 2680 420 2380
Transport Wnd (kts) SE 5 SW 10 SW 7 SW 9
Vent Rate (kt-ft) 2000 26800 2940 21420
Max ADI Early 22 Fair 24 Fair 19 Gen Poor 23 Fair
Max ADI Late 2 Very Poor 28 Fair 4 Very Poor 25 Fair
Max LVORI Early 6 3 9 4
Max LVORI Late 6 3 9 4
Min Vsby Early 10 10 10 9
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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. West winds 5 to 10 mph, becoming north in the
afternoon.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
10 to 15 mph.
.SATURDAY...Sunny. Highs in the mid 60s. Northeast winds 5 to
10 mph.
.SATURDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Southeast
winds around 5 mph.
.SUNDAY THROUGH TUESDAY...Mostly cloudy with a chance of showers.
Lows in the upper 50s. Highs in the upper 60s. Northeast winds
10 to 15 mph.
$$
MAZ023-160800-
Dukes MA-
Including the city of Vineyard Haven
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Mclear Mclear Pcldy
Precip Type None None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 56 (+3) 69 (+2) 61 73
RH % (24h trend) 84 (-12) 68 (+31) 100 74
20ft Wnd AM(mph) Lgt/Var SW 5
20ft Wnd PM(mph) Lgt/Var SW 8 SW 6 SW 7
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 790 2210 500 1990
Transport Wnd (kts) W 4 SW 7 SW 9 SW 10
Vent Rate (kt-ft) 3160 15470 4500 19900
Max ADI Early 33 Fair 21 Fair 25 Fair 22 Fair
Max ADI Late 3 Very Poor 26 Fair 5 Very Poor 23 Fair
Max LVORI Early 4 3 6 4
Max LVORI Late 4 3 6 4
Min Vsby Early 10 10 10 9
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds 10 to 15 mph.
.FRIDAY...Partly sunny with a chance of showers. Highs in the
lower 70s. West winds 10 to 15 mph, becoming north 5 to 10 mph in
the afternoon.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast
winds 10 to 15 mph.
.SATURDAY...Sunny. Highs in the mid 60s. Northeast winds 10 to
15 mph.
.SATURDAY NIGHT...Mostly cloudy. Lows in the upper 50s. Southeast
winds 5 to 10 mph.
.SUNDAY THROUGH TUESDAY...Mostly cloudy with a chance of showers.
Lows in the upper 50s. Highs in the upper 60s. Northeast winds
15 to 20 mph.
$$
MAZ024-160800-
Nantucket MA-
Including the city of Nantucket
409 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Mclear Mclear Pcldy
Precip Type None None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 57 (0) 69 (+3) 62 71
RH % (24h trend) 83 (-4) 67 (+21) 100 79
20ft Wnd AM(mph) Lgt/Var SW 5
20ft Wnd PM(mph) Lgt/Var SW 7 SW 5 SW 7
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 1270 2040 760 1230
Transport Wnd (kts) W 3 W 3 SW 9 SW 10
Vent Rate (kt-ft) 3810 6120 6840 12300
Max ADI Early 32 Fair 17 Gen Poor 25 Fair 15 Gen Poor
Max ADI Late 3 Very Poor 22 Fair 5 Very Poor 17 Gen Poor
Max LVORI Early 5 3 6 4
Max LVORI Late 5 3 6 4
Min Vsby Early 10 10 10 9
Min Vsby Late 10 10 10 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds 10 to 15 mph.
.FRIDAY...Partly sunny with a chance of showers. Highs in the
lower 70s. West winds 10 to 15 mph, becoming north in the
afternoon.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast
winds 15 to 20 mph.
.SATURDAY...Sunny. Highs in the mid 60s. Northeast winds 10 to
15 mph.
.SATURDAY NIGHT...Mostly cloudy. Lows in the upper 50s. Southeast
winds 5 to 10 mph.
.SUNDAY THROUGH TUESDAY...Mostly cloudy with a chance of showers.
Lows around 60. Highs in the upper 60s. Northeast winds 15 to
20 mph.
$$
.OUTLOOK 8 TO 14 DAYS...
Temperatures above normal. Precipitation near normal.
$$
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