Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
389
FNUS51 KBOX 122008
FWFBOX
Fire Weather Planning Forecast for Southern New England
National Weather Service Boston/Norton MA
408 PM EDT Fri Sep 12 2025
.DISCUSSION...
Dry weather continues into Saturday. Minimum relative humidity
values expected to be between 40 and 60 percent Friday and
50-60 percent Saturday.
.OUTLOOK..Sunday through Tuesday...
A weak low pressure may bring some rain sometime Sunday into
Sunday night, followed by high pressure into the middle of next
week. Temperatures will be seasonable.
MAZ015-130800-
Suffolk MA-
Including the cities of Boston, Chelsea, Revere, and Winthrop
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None None None Tstms
Chance Precip (%) 10 10 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 51 (-7) 75 (+6) 56 78
RH % (24h trend) 100 (+14) 53 (+12) 100 56
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var S 6 S 6 Lgt/Var
Precip Amount 0.00 0.00 0.00 0.02
Precip Duration 1
Precip Begin 12 PM
Precip End Continuing
Mixing Hgt (ft-AGL) 370 4810 420 5460
Transport Wnd (kts) SW 5 S 8 SW 10 NW 8
Vent Rate (kt-ft) 1850 38480 4200 43680
Max ADI Early 16 Gen Poor 30 Fair 14 Gen Poor 40 Fair
Max ADI Late 3 Very Poor 37 Fair 8 Poor 55 Gen Good
Max LVORI Early 7 2 6 3
Max LVORI Late 7 2 6 3
Min Vsby Early 9 9 9 9
Min Vsby Late 9 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly clear. Lows in the upper 50s. Southwest
winds around 5 mph, becoming northwest after midnight.
.MONDAY...Sunny. Highs in the lower 70s. Northeast winds 5 to
10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Southeast
winds around 5 mph, becoming southwest after midnight.
.TUESDAY...Sunny. Highs in the mid 70s. Northwest winds around
5 mph, becoming east in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 50s. Southwest
winds 5 to 10 mph.
.WEDNESDAY...Sunny. Highs in the upper 70s. Southwest winds
around 5 mph, becoming southeast in the afternoon.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the
upper 50s. Highs in the mid 70s. East winds 5 to 10 mph.
$$
MAZ016-130800-
Eastern Norfolk MA-
Including the cities of Braintree, Milton, Quincy, and Weymouth
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None None None Tstms
Chance Precip (%) 10 10 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 52 (-6) 75 (+5) 56 78
RH % (24h trend) 96 (+9) 50 (+7) 100 58
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var S 5 S 6 Lgt/Var
Precip Amount 0.00 0.00 0.00 0.02
Precip Duration 1
Precip Begin 12 PM
Precip End Continuing
Mixing Hgt (ft-AGL) 330 5160 350 4610
Transport Wnd (kts) S 6 SW 7 SW 9 NW 8
Vent Rate (kt-ft) 1980 36120 3150 36880
Max ADI Early 18 Gen Poor 26 Fair 21 Fair 39 Fair
Max ADI Late 3 Very Poor 44 Gen Good 8 Poor 46 Gen Good
Max LVORI Early 8 2 7 3
Max LVORI Late 8 2 7 3
Min Vsby Early 9 9 9 9
Min Vsby Late 9 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. Southwest
winds around 5 mph, becoming northwest after midnight.
.MONDAY...Sunny. Highs in the lower 70s. Northeast winds 5 to
10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Southeast
winds around 5 mph, becoming southwest after midnight.
.TUESDAY...Sunny. Highs in the mid 70s. Northwest winds around
5 mph, becoming east around 5 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds around 5 mph.
.WEDNESDAY...Sunny. Highs in the upper 70s. Southwest winds
around 5 mph, becoming southeast in the afternoon.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the
upper 50s. Highs in the mid 70s. Northeast winds 5 to 10 mph.
$$
MAZ013-130800-
Western Norfolk MA-
Including the cities of Bellingham, Dedham, Foxborough, Medfield,
Norwood, Stoughton, and Wellesley
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None None None Tstms
Chance Precip (%) 10 10 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 47 (-8) 75 (+3) 54 78
RH % (24h trend) 100 (+7) 49 (+8) 100 54
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var S 5 S 5 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) 300 5480 310 5150
Transport Wnd (kts) S 5 SW 8 SW 8 NW 9
Vent Rate (kt-ft) 1500 43840 2480 46350
Max ADI Early 19 Gen Poor 30 Fair 29 Fair 45 Gen Good
Max ADI Late 3 Very Poor 58 Gen Good 7 Poor 58 Gen Good
Max LVORI Early 10 1 9 3
Max LVORI Late 10 1 9 3
Min Vsby Early 2 Fog 2 Fog 9 9
Min Vsby Late 2 Fog 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. West winds
around 5 mph, becoming northwest after midnight.
.MONDAY...Sunny. Highs in the mid 70s. Northeast winds around
5 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 50s. Southeast
winds around 5 mph in the evening, becoming light and variable.
.TUESDAY...Sunny. Highs in the upper 70s. Northwest winds around
5 mph, becoming east in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds around 5 mph.
.WEDNESDAY...Sunny. Highs in the upper 70s. Southwest winds
around 5 mph, becoming south in the afternoon.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the mid
50s. Highs in the upper 70s. Northeast winds around 5 mph.
$$
MAZ014-130800-
Southeast Middlesex MA-
Including the cities of Cambridge, Lexington, Newton, Waltham,
and Woburn
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None None None Tstms
Chance Precip (%) 10 10 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 49 (-7) 75 (+3) 55 79
RH % (24h trend) 100 (+14) 53 (+13) 100 54
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var S 5 S 5 Lgt/Var
Precip Amount 0.00 0.00 0.00 0.02
Precip Duration 1
Precip Begin 12 PM
Precip End Continuing
Mixing Hgt (ft-AGL) 290 5470 340 5370
Transport Wnd (kts) SW 5 SW 8 SW 9 NW 10
Vent Rate (kt-ft) 1450 43760 3060 53700
Max ADI Early 18 Gen Poor 36 Fair 23 Fair 45 Gen Good
Max ADI Late 4 Very Poor 55 Gen Good 8 Poor 68 Good
Max LVORI Early 7 2 6 2
Max LVORI Late 7 2 6 2
Min Vsby Early 6 Fog 6 Fog 9 9
Min Vsby Late 6 Fog 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly clear. Lows in the upper 50s. Southwest
winds around 5 mph, becoming north after midnight.
.MONDAY...Sunny. Highs in the mid 70s. Northeast winds around
5 mph.
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Southeast
winds around 5 mph in the evening, becoming light and variable.
.TUESDAY...Sunny. Highs in the upper 70s. West winds around
5 mph, becoming southeast around 5 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds around 5 mph.
.WEDNESDAY...Sunny. Highs in the upper 70s. Southwest winds
around 5 mph, becoming southeast around 5 mph in the afternoon.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows in
the upper 50s. Highs in the upper 70s. West winds around 5 mph.
.FRIDAY...Sunny. Highs in the mid 70s. Northwest winds around
5 mph, becoming northeast in the afternoon.
$$
MAZ007-130800-
Eastern Essex MA-
Including the cities of Beverly, Gloucester, Newburyport,
Peabody, Salem, and Saugus
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None None None Showers
Chance Precip (%) 10 20 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 49 (-8) 74 (+5) 55 78
RH % (24h trend) 100 (+10) 55 (+12) 100 56
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var S 7 S 6 Lgt/Var
Precip Amount 0.00 0.00 0.00 0.02
Precip Duration 1
Precip Begin 6 AM
Precip End Continuing
Mixing Hgt (ft-AGL) 320 3580 360 3860
Transport Wnd (kts) SW 6 S 10 SW 9 NW 7
Vent Rate (kt-ft) 1920 35800 3240 27020
Max ADI Early 14 Gen Poor 29 Fair 14 Gen Poor 26 Fair
Max ADI Late 4 Very Poor 36 Fair 8 Poor 29 Fair
Max LVORI Early 7 3 6 3
Max LVORI Late 7 3 6 3
Min Vsby Early 7 7 9 9
Min Vsby Late 7 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly clear. Lows in the upper 50s. Southwest
winds around 5 mph, becoming north after midnight.
.MONDAY...Sunny. Highs in the lower 70s. Northeast winds 5 to
10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Southeast
winds around 5 mph, becoming southwest after midnight.
.TUESDAY...Sunny. Highs in the lower 70s. West winds around
5 mph, becoming southeast in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds 5 to 10 mph.
.WEDNESDAY...Sunny. Highs in the mid 70s. Southwest winds around
5 mph, becoming southeast in the afternoon.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows in
the upper 50s. Highs in the mid 70s. West winds 5 to 10 mph.
.FRIDAY...Sunny. Highs in the lower 70s. Northwest winds 5 to
10 mph, becoming east in the afternoon.
$$
MAZ006-130800-
Western Essex MA-
Including the cities of Amesbury, Andover, Haverhill, Lawrence,
Methuen, and Topsfield
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None None None Showers
Chance Precip (%) 10 10 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 50 (-4) 75 (+4) 55 78
RH % (24h trend) 100 (+11) 51 (+10) 100 49
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var S 5 Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.02
Precip Duration 1
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt (ft-AGL) 280 5100 340 5000
Transport Wnd (kts) SW 5 SW 9 SW 7 NW 9
Vent Rate (kt-ft) 1400 45900 2380 45000
Max ADI Early 20 Gen Poor 39 Fair 14 Gen Poor 43 Gen Good
Max ADI Late 4 Very Poor 60 Gen Good 6 Very Poor 59 Gen Good
Max LVORI Early 9 2 9 2
Max LVORI Late 9 2 9 2
Min Vsby Early 3 Fog 2 Fog 9 9
Min Vsby Late 2 Fog 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds around 5 mph, becoming north after midnight.
.MONDAY...Sunny. Highs in the mid 70s. North winds around 5 mph,
becoming east around 5 mph in the afternoon.
.MONDAY NIGHT...Mostly clear. Lows in the lower 50s. Southeast
winds around 5 mph in the evening, becoming light and variable.
.TUESDAY...Sunny. Highs in the upper 70s. West winds around
5 mph, becoming southeast in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 50s. South winds
around 5 mph, becoming southwest after midnight.
.WEDNESDAY...Sunny. Highs in the upper 70s. Southwest winds
around 5 mph, becoming southeast in the afternoon.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows in
the upper 50s. Highs in the upper 70s. West winds around 5 mph.
.FRIDAY...Sunny. Highs in the mid 70s. Northwest winds around
5 mph, becoming east in the afternoon.
$$
MAZ005-130800-
Central Middlesex MA-
Including the cities of Burlington, Chelmsford, Framingham,
Hopkinton, Lowell, and Natick
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None None None Tstms
Chance Precip (%) 10 10 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 48 (-6) 76 (+2) 54 79
RH % (24h trend) 100 (+7) 50 (+9) 100 49
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 12 PM
Precip End Continuing
Mixing Hgt (ft-AGL) 290 5560 350 5520
Transport Wnd (kts) SW 5 SW 9 SW 8 NW 10
Vent Rate (kt-ft) 1450 50040 2800 55200
Max ADI Early 20 Gen Poor 35 Fair 21 Fair 44 Gen Good
Max ADI Late 3 Very Poor 63 Good 8 Poor 69 Good
Max LVORI Early 9 2 9 2
Max LVORI Late 9 2 9 2
Min Vsby Early 2 Fog 1 Fog 9 8
Min Vsby Late 1 Fog 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. Northwest
winds around 5 mph.
.MONDAY...Sunny. Highs in the mid 70s. Northeast winds around
5 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 50s. Southeast
winds around 5 mph in the evening, becoming light and variable.
.TUESDAY...Sunny. Highs in the upper 70s. West winds around
5 mph, becoming southeast in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds around 5 mph.
.WEDNESDAY...Sunny. Highs around 80. West winds around 5 mph,
becoming south in the afternoon.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the mid
50s. Highs in the upper 70s. Northeast winds around 5 mph.
$$
MAZ012-130800-
Southern Worcester MA-
Including the cities of Milford, Oxford, Sturbridge, Uxbridge,
Westborough, and Worcester
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None Showers None Tstms
Chance Precip (%) 20 10 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 49 (-5) 75 (+1) 55 78
RH % (24h trend) 100 (+10) 57 (+16) 100 54
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.02
Precip Duration 0
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt (ft-AGL) 290 5320 310 4960
Transport Wnd (kts) SW 5 W 9 SW 9 NW 10
Vent Rate (kt-ft) 1450 47880 2790 49600
Max ADI Early 16 Gen Poor 33 Fair 25 Fair 37 Fair
Max ADI Late 3 Very Poor 60 Gen Good 8 Poor 64 Good
Max LVORI Early 10 2 9 2
Max LVORI Late 10 2 9 2
Min Vsby Early 9 9 9 7
Min Vsby Late 9 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. Northwest
winds around 5 mph.
.MONDAY...Sunny. Highs in the mid 70s. Northeast winds around
5 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 50s. Southeast
winds around 5 mph, becoming southwest after midnight.
.TUESDAY...Sunny. Highs in the upper 70s. Northwest winds around
5 mph, becoming south in the afternoon.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the mid 50s.
Highs in the upper 70s. Southwest winds around 5 mph.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the mid
50s. Highs in the upper 70s. Northwest winds around 5 mph.
$$
MAZ004-130800-
Northern Worcester MA-
Including the cities of Athol, Boylston, Brookfield, Fitchburg,
Gardner, and Harvard
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None Showers None Tstms
Chance Precip (%) 20 10 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 49 (-2) 75 (+1) 53 78
RH % (24h trend) 100 (+4) 48 (+10) 100 45
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.02 0.00 0.02
Precip Duration 1 0
Precip Begin 1 PM 2 PM
Precip End 6 PM Continuing
Mixing Hgt (ft-AGL) 260 5060 260 5210
Transport Wnd (kts) SW 7 W 9 W 8 NW 10
Vent Rate (kt-ft) 1820 45540 2080 52100
Max ADI Early 12 Poor 29 Fair 15 Gen Poor 35 Fair
Max ADI Late 4 Very Poor 58 Gen Good 7 Poor 64 Good
Max LVORI Early 9 2 9 1
Max LVORI Late 9 2 9 1
Min Vsby Early 6 Fog 6 Fog 9 4 Fog
Min Vsby Late 6 Fog 9 5 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly clear. Lows in the lower 50s. North winds
around 5 mph.
.MONDAY...Sunny. Highs in the mid 70s. Northeast winds around
5 mph.
.MONDAY NIGHT THROUGH WEDNESDAY...Mostly clear. Lows in the lower
50s. Highs in the upper 70s. Southwest winds around 5 mph.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the mid
50s. Highs in the upper 70s. Northwest winds around 5 mph.
$$
MAZ026-130800-
Northern Middlesex MA-
Including the cities of Ashby, Ayer, Groton, Pepperell, Shirley,
and Townsend
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None Showers None Showers
Chance Precip (%) 20 10 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 49 (-2) 77 (+2) 54 80
RH % (24h trend) 100 (+7) 57 (+13) 100 52
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.02
Precip Duration 1
Precip Begin 1 PM
Precip End Continuing
Mixing Hgt (ft-AGL) 330 5440 330 5580
Transport Wnd (kts) SW 7 W 9 W 8 NW 9
Vent Rate (kt-ft) 2310 48960 2640 50220
Max ADI Early 21 Fair 36 Fair 14 Gen Poor 41 Gen Good
Max ADI Late 4 Very Poor 66 Good 4 Very Poor 66 Good
Max LVORI Early 9 2 9 1
Max LVORI Late 9 2 9 1
Min Vsby Early 9 9 9 9
Min Vsby Late 9 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly clear. Lows in the lower 50s. Northwest
winds around 5 mph.
.MONDAY...Sunny. Highs in the mid 70s. Northeast winds around
5 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 50s. Southeast
winds around 5 mph in the evening, becoming light and variable.
.TUESDAY...Sunny. Highs in the upper 70s. Light and variable
wind, becoming south around 5 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds around 5 mph.
.WEDNESDAY...Sunny. Highs around 80. West winds around 5 mph,
becoming south in the afternoon.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows in
the mid 50s. Highs in the upper 70s. West winds around 5 mph.
.FRIDAY...Sunny. Highs in the upper 70s. Northwest winds around
5 mph.
$$
MAZ002-130800-
Western Franklin MA-
Including the cities of Ashfield, Charlemont, Colrain,
and Shelburne
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Pcldy Pcldy Mclear
Precip Type None Showers None Showers
Chance Precip (%) 20 20 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 47 (-2) 74 (+1) 52 77
RH % (24h trend) 100 (+7) 55 (+14) 100 50
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.03 0.00 0.01
Precip Duration 1 0
Precip Begin 12 PM 4 PM
Precip End 6 PM 6 PM
Mixing Hgt (ft-AGL) 130 4770 130 5260
Transport Wnd (kts) SW 6 W 8 W 7 NW 10
Vent Rate (kt-ft) 780 38160 910 52600
Max ADI Early 11 Poor 33 Fair 9 Poor 41 Gen Good
Max ADI Late 4 Very Poor 49 Gen Good 4 Very Poor 68 Good
Max LVORI Early 8 2 7 1
Max LVORI Late 8 2 7 1
Min Vsby Early 9 9 9 8
Min Vsby Late 9 9 8 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly clear. Lows in the lower 50s. North winds
around 5 mph.
.MONDAY...Sunny. Highs in the mid 70s. Northeast winds around
5 mph.
.MONDAY NIGHT...Mostly clear. Lows around 50. Light and variable
wind.
.TUESDAY...Sunny. Highs in the upper 70s. Light and variable
wind, becoming south around 5 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the lower 50s. West winds
around 5 mph.
.WEDNESDAY...Sunny. Highs in the upper 70s. West winds around
5 mph, becoming south in the afternoon.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the mid
50s. Highs in the mid 70s. Northwest winds around 5 mph.
$$
MAZ003-130800-
Eastern Franklin MA-
Including the cities of Greenfield, Leverett, Northfield, Orange,
and Whately
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None Showers None Tstms
Chance Precip (%) 20 20 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 49 (-2) 77 (+1) 53 79
RH % (24h trend) 100 (+4) 51 (+14) 100 44
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.03 0.00 0.01
Precip Duration 1 0
Precip Begin 12 PM 2 PM
Precip End 6 PM 6 PM
Mixing Hgt (ft-AGL) 200 4200 200 5020
Transport Wnd (kts) S 4 SW 8 SW 5 NW 9
Vent Rate (kt-ft) 800 33600 1000 45180
Max ADI Early 9 Poor 24 Fair 10 Poor 28 Fair
Max ADI Late 4 Very Poor 43 Gen Good 4 Very Poor 55 Gen Good
Max LVORI Early 9 3 10 2
Max LVORI Late 9 3 10 2
Min Vsby Early 3 Fog 1 Fog 9 4 Fog
Min Vsby Late 1 Fog 9 3 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly clear. Lows in the lower 50s. North winds
around 5 mph.
.MONDAY...Sunny. Highs in the upper 70s. North winds around
5 mph.
.MONDAY NIGHT THROUGH WEDNESDAY...Mostly clear. Lows in the lower
50s. Highs around 80. Southwest winds around 5 mph.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the mid
50s. Highs in the upper 70s. Northwest winds around 5 mph.
$$
MAZ008-130800-
Western Hampshire MA-
Including the cities of Chesterfield, Plainfield, Westhampton,
Williamsburg, and Worthington
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Pcldy Pcldy Mclear
Precip Type None Showers None None
Chance Precip (%) 20 20 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 48 (-3) 74 (+2) 53 76
RH % (24h trend) 100 (+7) 57 (+13) 100 52
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.04 0.00 0.00
Precip Duration 1
Precip Begin 11 AM
Precip End 6 PM
Mixing Hgt (ft-AGL) 180 4970 180 5050
Transport Wnd (kts) SW 6 W 8 W 8 NW 11
Vent Rate (kt-ft) 1080 39760 1440 55550
Max ADI Early 10 Poor 31 Fair 9 Poor 42 Gen Good
Max ADI Late 4 Very Poor 52 Gen Good 4 Very Poor 69 Good
Max LVORI Early 8 2 8 1
Max LVORI Late 8 2 8 1
Min Vsby Early 9 9 9 9
Min Vsby Late 9 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 10 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly clear. Lows in the lower 50s. Northwest
winds around 5 mph.
.MONDAY...Sunny. Highs in the mid 70s. Northeast winds around
5 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 50s. Light and
variable wind.
.TUESDAY...Sunny. Highs in the mid 70s. Light and variable wind,
becoming south around 5 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds around 5 mph.
.WEDNESDAY...Sunny. Highs in the upper 70s. Light and variable
wind, becoming south around 5 mph in the afternoon.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the mid
50s. Highs in the mid 70s. Northwest winds around 5 mph.
$$
MAZ010-130800-
Eastern Hampshire MA-
Including the cities of Amherst, Belchertown, Northampton,
Southampton, and Ware
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None Showers None Showers
Chance Precip (%) 20 20 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 50 (-3) 78 (+2) 54 80
RH % (24h trend) 100 (+7) 56 (+14) 100 49
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.04 0.00 0.02
Precip Duration 1 0
Precip Begin 12 PM 4 PM
Precip End 6 PM 6 PM
Mixing Hgt (ft-AGL) 290 4270 300 5430
Transport Wnd (kts) S 5 SW 8 SW 5 NW 9
Vent Rate (kt-ft) 1450 34160 1500 48870
Max ADI Early 12 Poor 26 Fair 13 Gen Poor 28 Fair
Max ADI Late 3 Very Poor 44 Gen Good 5 Very Poor 61 Good
Max LVORI Early 10 3 10 2
Max LVORI Late 10 3 10 2
Min Vsby Early 3 Fog 1 Fog 9 6 Fog
Min Vsby Late 1 Fog 9 7 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 10 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. North winds
around 5 mph.
.MONDAY...Sunny. Highs in the upper 70s. North winds around
5 mph.
.MONDAY NIGHT THROUGH WEDNESDAY...Mostly clear. Lows in the lower
50s. Highs around 80. South winds around 5 mph.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the mid
50s. Highs in the upper 70s. Northwest winds around 5 mph.
$$
MAZ009-130800-
Western Hampden MA-
Including the cities of Blandford, Chester, Granville,
Montgomery, Russell, and Tolland
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Pcldy Pcldy Mclear
Precip Type None Showers None None
Chance Precip (%) 20 20 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 51 (-1) 76 (+2) 54 77
RH % (24h trend) 100 (+10) 57 (+13) 100 54
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.01 0.00 0.00
Precip Duration 1
Precip Begin 12 PM
Precip End 6 PM
Mixing Hgt (ft-AGL) 120 4900 120 5190
Transport Wnd (kts) SE 4 W 8 W 7 NW 11
Vent Rate (kt-ft) 480 39200 840 57090
Max ADI Early 12 Poor 27 Fair 10 Poor 35 Fair
Max ADI Late 4 Very Poor 53 Gen Good 5 Very Poor 73 Good
Max LVORI Early 9 3 8 1
Max LVORI Late 9 3 8 1
Min Vsby Early 9 9 9 9
Min Vsby Late 9 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly clear. Lows in the lower 50s. Northwest
winds around 5 mph.
.MONDAY...Sunny. Highs in the mid 70s. Northeast winds around
5 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds around 5 mph.
.TUESDAY...Sunny. Highs in the upper 70s. Northwest winds around
5 mph, becoming south in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds around 5 mph.
.WEDNESDAY...Sunny. Highs in the upper 70s. West winds around
5 mph, becoming south in the afternoon.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the mid
50s. Highs in the mid 70s. Northwest winds around 5 mph.
$$
MAZ011-130800-
Eastern Hampden MA-
Including the cities of Chicopee, Holland, Palmer, Southwick,
Springfield, and Westfield
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None Showers None None
Chance Precip (%) 20 20 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 51 (-2) 78 (+2) 55 80
RH % (24h trend) 100 (+4) 54 (+14) 100 46
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.01 0.00 0.00
Precip Duration 1
Precip Begin 12 PM
Precip End 6 PM
Mixing Hgt (ft-AGL) 270 4340 310 5440
Transport Wnd (kts) S 4 SW 8 SW 6 NW 10
Vent Rate (kt-ft) 1080 34720 1860 54400
Max ADI Early 13 Gen Poor 26 Fair 17 Gen Poor 30 Fair
Max ADI Late 3 Very Poor 44 Gen Good 6 Very Poor 66 Good
Max LVORI Early 10 3 9 2
Max LVORI Late 10 3 9 2
Min Vsby Early 3 Fog 2 Fog 9 4 Fog
Min Vsby Late 2 Fog 9 7 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. North winds
around 5 mph.
.MONDAY...Sunny. Highs in the upper 70s. North winds around
5 mph.
.MONDAY NIGHT THROUGH WEDNESDAY...Mostly clear. Lows in the lower
50s. Highs around 80. South winds around 5 mph.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the mid
50s. Highs in the upper 70s. Northwest winds around 5 mph.
$$
CTZ002-130800-
Hartford CT-
Including the cities of Hartford, Glastonbury, Granby,
Southington, and Windsor Locks
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Pcldy Pcldy Mclear
Precip Type None Showers None None
Chance Precip (%) 20 10 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 53 (-1) 78 (+2) 57 81
RH % (24h trend) 100 (+4) 54 (+13) 100 47
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) 290 4580 320 5850
Transport Wnd (kts) S 4 SW 8 SW 5 NW 9
Vent Rate (kt-ft) 1160 36640 1600 52650
Max ADI Early 11 Poor 29 Fair 19 Gen Poor 22 Fair
Max ADI Late 3 Very Poor 48 Gen Good 5 Very Poor 67 Good
Max LVORI Early 10 3 10 2
Max LVORI Late 10 3 10 2
Min Vsby Early 4 Fog 4 Fog 9 5 Fog
Min Vsby Late 4 Fog 9 8 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. Northwest
winds around 5 mph.
.MONDAY...Sunny. Highs in the upper 70s. Northeast winds around
5 mph.
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. South winds
around 5 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. North winds
around 5 mph, becoming south in the afternoon.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the mid 50s.
Highs around 80. South winds around 5 mph.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the mid
50s. Highs in the upper 70s. West winds around 5 mph.
$$
CTZ003-130800-
Tolland CT-
Including the cities of Mansfield, Stafford Springs, and Vernon
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None Showers None None
Chance Precip (%) 20 10 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 51 (-3) 75 (0) 56 79
RH % (24h trend) 100 (+7) 60 (+16) 100 54
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 200 4600 240 5410
Transport Wnd (kts) S 4 SW 8 SW 6 NW 9
Vent Rate (kt-ft) 800 36800 1440 48690
Max ADI Early 12 Poor 29 Fair 18 Gen Poor 23 Fair
Max ADI Late 3 Very Poor 47 Gen Good 5 Very Poor 62 Good
Max LVORI Early 10 3 9 3
Max LVORI Late 10 3 9 3
Min Vsby Early 6 Fog 6 Fog 9 1 Fog
Min Vsby Late 6 Fog 9 6 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. North winds
around 5 mph.
.MONDAY...Sunny. Highs in the upper 70s. North winds around
5 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 50s. Southeast
winds around 5 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Northwest winds
around 5 mph, becoming southwest in the afternoon.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the lower
50s. Highs in the upper 70s. Southwest winds around 5 mph.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the mid
50s. Highs in the upper 70s. West winds around 5 mph.
$$
CTZ004-130800-
Windham CT-
Including the cities of Ashford, Plainfield, Putnam,
and Willimantic
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None None None Showers
Chance Precip (%) 10 10 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 51 (-3) 75 (0) 56 78
RH % (24h trend) 100 (+7) 55 (+11) 100 52
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 0
Precip Begin 3 PM
Precip End 6 PM
Mixing Hgt (ft-AGL) 280 4870 300 5410
Transport Wnd (kts) S 4 SW 8 SW 7 NW 10
Vent Rate (kt-ft) 1120 38960 2100 54100
Max ADI Early 14 Gen Poor 30 Fair 29 Fair 27 Fair
Max ADI Late 3 Very Poor 52 Gen Good 5 Very Poor 67 Good
Max LVORI Early 10 3 9 3
Max LVORI Late 10 3 9 3
Min Vsby Early 7 7 9 3 Fog
Min Vsby Late 7 9 7 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. West winds
around 5 mph, becoming north after midnight.
.MONDAY...Sunny. Highs in the upper 70s. Northeast winds around
5 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 50s. Southeast
winds around 5 mph, becoming west after midnight.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Northwest winds
around 5 mph, becoming southwest in the afternoon.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the lower
50s. Highs in the upper 70s. South winds around 5 mph.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the mid
50s. Highs in the upper 70s. West winds around 5 mph.
$$
RIZ001-130800-
Northwest Providence RI-
Including the cities of Cumberland, Foster, Glocester,
and Smithfield
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None None None Tstms
Chance Precip (%) 10 10 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 50 (-5) 74 (0) 55 77
RH % (24h trend) 100 (+10) 55 (+12) 100 60
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.01
Precip Duration 0
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt (ft-AGL) 270 5090 310 4560
Transport Wnd (kts) SW 4 SW 8 SW 8 NW 10
Vent Rate (kt-ft) 1080 40720 2480 45600
Max ADI Early 18 Gen Poor 28 Fair 33 Fair 38 Fair
Max ADI Late 3 Very Poor 56 Gen Good 6 Very Poor 59 Gen Good
Max LVORI Early 10 2 9 3
Max LVORI Late 10 2 9 3
Min Vsby Early 9 9 9 9
Min Vsby Late 9 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. West winds
around 5 mph, becoming northwest after midnight.
.MONDAY...Sunny. Highs in the mid 70s. Northeast winds around
5 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 50s. Southeast
winds around 5 mph, becoming west after midnight.
.TUESDAY...Sunny. Highs in the upper 70s. North winds around
5 mph, becoming southeast in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds around 5 mph.
.WEDNESDAY...Sunny. Highs in the upper 70s. West winds around
5 mph, becoming south around 5 mph in the afternoon.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the mid
50s. Highs in the mid 70s. West winds around 5 mph.
$$
RIZ002-130800-
Southeast Providence RI-
Including the cities of Cranston, Johnston, Pawtucket,
and Providence
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None None None Tstms
Chance Precip (%) 10 10 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 51 (-5) 74 (0) 56 78
RH % (24h trend) 100 (+13) 57 (+14) 100 62
20ft Wnd AM(mph) Lgt/Var 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 0
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt (ft-AGL) 340 4690 360 4550
Transport Wnd (kts) SW 3 SW 7 SW 8 W 10
Vent Rate (kt-ft) 1020 32830 2880 45500
Max ADI Early 24 Fair 25 Fair 32 Fair 41 Gen Good
Max ADI Late 3 Very Poor 51 Gen Good 5 Very Poor 60 Gen Good
Max LVORI Early 9 2 8 3
Max LVORI Late 9 2 8 3
Min Vsby Early 9 9 9 9
Min Vsby Late 9 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly clear. Lows in the upper 50s. Southwest
winds around 5 mph, becoming northwest after midnight.
.MONDAY...Sunny. Highs in the mid 70s. Northeast winds around
5 mph.
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Southeast
winds around 5 mph, becoming west after midnight.
.TUESDAY...Sunny. Highs in the upper 70s. North winds around
5 mph, becoming southeast around 5 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds around 5 mph.
.WEDNESDAY...Sunny. Highs in the upper 70s. Southwest winds
around 5 mph, becoming south in the afternoon.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the
upper 50s. Highs in the mid 70s. Southeast winds 5 to 10 mph.
$$
RIZ003-130800-
Western Kent RI-
Including the cities of Coventry and West Greenwich
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None None None Tstms
Chance Precip (%) 10 10 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 51 (-4) 73 (0) 56 77
RH % (24h trend) 100 (+10) 57 (+13) 100 62
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var S 5 Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.01
Precip Duration 0
Precip Begin 3 PM
Precip End 6 PM
Mixing Hgt (ft-AGL) 260 4660 290 4840
Transport Wnd (kts) S 3 W 7 SW 8 W 10
Vent Rate (kt-ft) 780 32620 2320 48400
Max ADI Early 22 Fair 25 Fair 31 Fair 34 Fair
Max ADI Late 3 Very Poor 47 Gen Good 6 Very Poor 65 Good
Max LVORI Early 10 2 9 3
Max LVORI Late 10 2 9 3
Min Vsby Early 9 9 9 9
Min Vsby Late 9 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds around 5 mph, becoming northwest after midnight.
.MONDAY...Sunny. Highs in the mid 70s. Northeast winds around
5 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 50s. Southeast
winds around 5 mph, becoming northwest after midnight.
.TUESDAY...Sunny. Highs in the mid 70s. North winds around 5 mph,
becoming southeast around 5 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds around 5 mph.
.WEDNESDAY...Sunny. Highs in the mid 70s. West winds around
5 mph, becoming south around 5 mph in the afternoon.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the mid
50s. Highs in the mid 70s. Southwest winds around 5 mph.
$$
RIZ004-130800-
Eastern Kent RI-
Including the cities of East Greenwich, Warwick, and West Warwick
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None None None Tstms
Chance Precip (%) 10 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 53 (-4) 74 (0) 58 78
RH % (24h trend) 96 (+9) 53 (+10) 100 58
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var S 6 S 5 SW 5
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 350 4200 400 4550
Transport Wnd (kts) SW 3 SW 7 SW 8 W 10
Vent Rate (kt-ft) 1050 29400 3200 45500
Max ADI Early 26 Fair 20 Gen Poor 29 Fair 35 Fair
Max ADI Late 3 Very Poor 40 Fair 6 Very Poor 57 Gen Good
Max LVORI Early 8 2 7 3
Max LVORI Late 8 2 7 3
Min Vsby Early 9 9 9 9
Min Vsby Late 9 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly clear. Lows in the upper 50s. Southwest
winds around 5 mph, becoming northwest after midnight.
.MONDAY...Sunny. Highs in the mid 70s. Northeast winds around
5 mph.
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Southeast
winds around 5 mph, becoming west after midnight.
.TUESDAY...Sunny. Highs in the mid 70s. North winds around 5 mph,
becoming southeast around 5 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds around 5 mph.
.WEDNESDAY...Sunny. Highs in the mid 70s. Southwest winds around
5 mph, becoming south in the afternoon.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 50s.
Southwest winds 5 to 10 mph.
.THURSDAY...Partly sunny. Highs in the mid 70s. Southwest winds
5 to 10 mph.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows in the upper
50s. Highs in the mid 70s. South winds 5 to 10 mph.
$$
RIZ005-130800-
Bristol RI-
Including the cities of Barrington, Bristol, and Warren
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None None None Tstms
Chance Precip (%) 10 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 52 (-7) 73 (-1) 57 77
RH % (24h trend) 100 (+13) 57 (+13) 100 64
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var S 6 S 5 SW 5
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 360 3870 410 4110
Transport Wnd (kts) S 3 SW 7 SW 9 W 9
Vent Rate (kt-ft) 1080 27090 3690 36990
Max ADI Early 26 Fair 18 Gen Poor 23 Fair 35 Fair
Max ADI Late 3 Very Poor 35 Fair 6 Very Poor 45 Gen Good
Max LVORI Early 8 3 6 3
Max LVORI Late 8 3 6 3
Min Vsby Early 9 9 9 9
Min Vsby Late 9 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. Southwest
winds around 5 mph, becoming northwest after midnight.
.MONDAY...Sunny. Highs in the mid 70s. Northeast winds 5 to
10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the upper 50s. Southeast
winds around 5 mph, becoming northwest after midnight.
.TUESDAY...Sunny. Highs in the mid 70s. Northeast winds around
5 mph, becoming southeast in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 50s. Southwest
winds 5 to 10 mph.
.WEDNESDAY...Sunny. Highs in the mid 70s. Southwest winds 5 to
10 mph.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows around 60.
Highs in the mid 70s. South winds 5 to 10 mph.
$$
RIZ006-130800-
Washington RI-
Including the cities of Kingston, Narragansett, Richmond,
and Westerly
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None None None Showers
Chance Precip (%) 10 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 52 (-4) 72 (-1) 56 77
RH % (24h trend) 100 (+4) 55 (+11) 100 62
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var S 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) 320 4280 370 4600
Transport Wnd (kts) SE 4 SW 7 SW 9 W 9
Vent Rate (kt-ft) 1280 29960 3330 41400
Max ADI Early 28 Fair 21 Fair 29 Fair 33 Fair
Max ADI Late 3 Very Poor 33 Fair 6 Very Poor 45 Gen Good
Max LVORI Early 9 3 7 4
Max LVORI Late 9 3 7 4
Min Vsby Early 9 9 9 9
Min Vsby Late 9 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. Southwest
winds 5 to 10 mph, becoming northwest after midnight.
.MONDAY...Sunny. Highs in the mid 70s. Northeast winds 5 to
10 mph, becoming east in the afternoon.
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Southeast
winds 5 to 10 mph, becoming northeast after midnight.
.TUESDAY...Sunny. Highs in the mid 70s. Northeast winds around
5 mph, becoming southeast in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 50s. South winds
5 to 10 mph, becoming west after midnight.
.WEDNESDAY...Sunny. Highs in the mid 70s. West winds 5 to 10 mph,
becoming south in the afternoon.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 50s. Southwest
winds 5 to 10 mph.
.THURSDAY...Partly sunny. Highs in the lower 70s. Southwest winds
5 to 10 mph.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows in the upper
50s. Highs in the mid 70s. Southwest winds 5 to 10 mph.
$$
RIZ007-130800-
Newport RI-
Including the cities of Newport, Portsmouth, and Tiverton
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Clear Clear Pcldy Pcldy
Precip Type None None None Tstms
Chance Precip (%) 10 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 52 (-8) 72 (-1) 57 76
RH % (24h trend) 100 (+10) 51 (+7) 100 64
20ft Wnd AM(mph) Lgt/Var SW 5
20ft Wnd PM(mph) SE 5 S 6 S 5 SW 7
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 320 3270 380 3110
Transport Wnd (kts) SE 3 S 7 SW 9 W 9
Vent Rate (kt-ft) 960 22890 3420 27990
Max ADI Early 28 Fair 19 Gen Poor 23 Fair 27 Fair
Max ADI Late 3 Very Poor 25 Fair 8 Poor 26 Fair
Max LVORI Early 6 3 5 4
Max LVORI Late 6 3 5 4
Min Vsby Early 9 9 9 9
Min Vsby Late 9 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Partly cloudy. Lows around 60. Southwest winds
5 to 10 mph, becoming northwest after midnight.
.MONDAY AND MONDAY NIGHT...Mostly clear. Lows in the upper 50s.
Highs in the mid 70s. Northeast winds 5 to 10 mph.
.TUESDAY...Sunny. Highs in the lower 70s. Northeast winds around
5 mph, becoming southeast in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 50s. Southwest
winds 5 to 10 mph.
.WEDNESDAY...Sunny. Highs in the lower 70s. Southwest winds 5 to
10 mph, becoming south in the afternoon.
.WEDNESDAY NIGHT...Partly cloudy. Lows around 60. Southwest winds
5 to 10 mph.
.THURSDAY...Partly sunny. Highs in the lower 70s. South winds
5 to 10 mph.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows in the lower
60s. Highs in the lower 70s. Southwest winds 5 to 10 mph.
$$
RIZ008-130800-
Block Island RI-
Including the city of New Shoreham
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Clear Clear Mclear Mclear
Precip Type None None None None
Chance Precip (%) 10 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 59 (-4) 69 (-1) 61 72
RH % (24h trend) 87 (0) 59 (-2) 97 71
20ft Wnd AM(mph) Lgt/Var SW 6
20ft Wnd PM(mph) SE 9 S 6 S 6 SW 8
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 1110 2040 800 1340
Transport Wnd (kts) SE 10 S 6 SW 11 SW 13
Vent Rate (kt-ft) 11100 12240 8800 17420
Max ADI Early 28 Fair 17 Gen Poor 23 Fair 24 Fair
Max ADI Late 5 Very Poor 20 Gen Poor 14 Gen Poor 18 Gen Poor
Max LVORI Early 4 3 4 4
Max LVORI Late 4 3 4 4
Min Vsby Early 9 9 9 9
Min Vsby Late 9 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. Southwest
winds 5 to 10 mph, becoming northwest after midnight.
.MONDAY AND MONDAY NIGHT...Mostly clear. Lows in the lower 60s.
Highs in the lower 70s. East winds 5 to 10 mph.
.TUESDAY...Sunny. Highs around 70. Northeast winds around 5 mph,
becoming southeast in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the lower 60s. Southwest
winds 5 to 10 mph.
.WEDNESDAY...Sunny. Highs around 70. West winds around 5 mph,
becoming south in the afternoon.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the
lower 60s. Highs in the lower 70s. Southwest winds 5 to 10 mph.
$$
MAZ017-130800-
Northern Bristol MA-
Including the cities of Attleboro, Berkley, Easton, Mansfield,
Rehoboth, and Taunton
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None None None Tstms
Chance Precip (%) 10 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 46 (-10) 75 (+2) 54 78
RH % (24h trend) 100 (+7) 48 (+5) 100 56
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var S 5 Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.01
Precip Duration 1
Precip Begin 1 PM
Precip End Continuing
Mixing Hgt (ft-AGL) 360 5290 350 4370
Transport Wnd (kts) S 4 SW 8 SW 7 W 9
Vent Rate (kt-ft) 1440 42320 2450 39330
Max ADI Early 24 Fair 24 Fair 27 Fair 41 Gen Good
Max ADI Late 2 Very Poor 54 Gen Good 4 Very Poor 55 Gen Good
Max LVORI Early 10 2 9 3
Max LVORI Late 10 2 9 3
Min Vsby Early 0 Fog 0 Fog 9 9
Min Vsby Late 0 Fog 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. Southwest
winds around 5 mph, becoming northwest after midnight.
.MONDAY...Sunny. Highs in the mid 70s. Northeast winds around
5 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 50s. Southeast
winds around 5 mph in the evening, becoming light and variable.
.TUESDAY...Sunny. Highs in the upper 70s. North winds around
5 mph, becoming southeast in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds around 5 mph.
.WEDNESDAY...Sunny. Highs in the upper 70s. Southwest winds
around 5 mph.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the mid
50s. Highs in the mid 70s. East winds around 5 mph.
$$
MAZ018-130800-
Western Plymouth MA-
Including the cities of Bridgewater, Brockton, Carver,
Middleboro, and Pembroke
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Clear Mclear Pcldy Pcldy
Precip Type None None None Tstms
Chance Precip (%) 10 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 45 (-11) 75 (+3) 53 77
RH % (24h trend) 100 (+7) 50 (+7) 100 58
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 12 PM
Precip End 6 PM
Mixing Hgt (ft-AGL) 360 5370 350 4080
Transport Wnd (kts) S 4 SW 7 SW 9 W 9
Vent Rate (kt-ft) 1440 37590 3150 36720
Max ADI Early 20 Gen Poor 20 Gen Poor 29 Fair 40 Fair
Max ADI Late 3 Very Poor 47 Gen Good 5 Very Poor 48 Gen Good
Max LVORI Early 10 2 8 3
Max LVORI Late 10 2 8 3
Min Vsby Early 0 Fog 0 Fog 9 9
Min Vsby Late 0 Fog 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. Southwest
winds around 5 mph, becoming northwest after midnight.
.MONDAY...Sunny. Highs in the lower 70s. Northeast winds around
5 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 50s. Southeast
winds around 5 mph in the evening, becoming light and variable.
.TUESDAY...Sunny. Highs in the mid 70s. North winds around 5 mph,
becoming southeast around 5 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds around 5 mph.
.WEDNESDAY...Sunny. Highs in the upper 70s. Southwest winds
around 5 mph, becoming southeast around 5 mph in the afternoon.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the mid
50s. Highs in the mid 70s. East winds around 5 mph.
$$
MAZ019-130800-
Eastern Plymouth MA-
Including the cities of Cohasset, Hingham, Marshfield, Plymouth,
and Scituate
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Clear Mclear Pcldy Pcldy
Precip Type None None None Tstms
Chance Precip (%) 10 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 48 (-11) 73 (+4) 54 76
RH % (24h trend) 100 (+7) 49 (+3) 100 59
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var SE 6 S 5 S 5
Precip Amount 0.00 0.00 0.00 0.01
Precip Duration 1
Precip Begin 11 AM
Precip End Continuing
Mixing Hgt (ft-AGL) 330 3870 310 3220
Transport Wnd (kts) SW 3 S 7 SW 9 W 8
Vent Rate (kt-ft) 990 27090 2790 25760
Max ADI Early 18 Gen Poor 18 Gen Poor 14 Gen Poor 31 Fair
Max ADI Late 3 Very Poor 25 Fair 8 Poor 31 Fair
Max LVORI Early 8 2 6 4
Max LVORI Late 8 2 6 4
Min Vsby Early 4 Fog 4 Fog 9 9
Min Vsby Late 4 Fog 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. Southwest
winds around 5 mph, becoming northwest after midnight.
.MONDAY...Sunny. Highs in the lower 70s. Northeast winds 5 to
10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Southeast
winds around 5 mph, becoming west after midnight.
.TUESDAY...Sunny. Highs in the lower 70s. North winds around
5 mph, becoming east in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds 5 to 10 mph.
.WEDNESDAY...Sunny. Highs in the mid 70s. Southwest winds around
5 mph, becoming southeast in the afternoon.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the
upper 50s. Highs in the lower 70s. East winds 10 to 15 mph.
$$
MAZ020-130800-
Southern Bristol MA-
Including the cities of Acushnet, Fall River, New Bedford,
Swansea, and Westport
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Clear Mclear Pcldy Pcldy
Precip Type None None None Tstms
Chance Precip (%) 10 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 47 (-11) 75 (+1) 53 78
RH % (24h trend) 100 (+7) 49 (+6) 100 58
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var S 5 Lgt/Var SW 6
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 310 4670 330 4010
Transport Wnd (kts) SE 4 SW 6 SW 9 W 10
Vent Rate (kt-ft) 1240 28020 2970 40100
Max ADI Early 28 Fair 19 Gen Poor 24 Fair 36 Fair
Max ADI Late 3 Very Poor 38 Fair 6 Very Poor 46 Gen Good
Max LVORI Early 8 2 6 4
Max LVORI Late 8 2 6 4
Min Vsby Early 4 Fog 4 Fog 9 9
Min Vsby Late 4 Fog 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. Southwest
winds 5 to 10 mph, becoming northwest after midnight.
.MONDAY...Sunny. Highs in the mid 70s. Northeast winds 5 to
10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. East winds
5 to 10 mph, becoming north after midnight.
.TUESDAY...Sunny. Highs in the mid 70s. Northeast winds around
5 mph, becoming southeast in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds 5 to 10 mph.
.WEDNESDAY...Sunny. Highs in the mid 70s. Southwest winds 5 to
10 mph.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the
upper 50s. Highs in the mid 70s. South winds 10 to 15 mph.
$$
MAZ021-130800-
Southern Plymouth MA-
Including the cities of Marion, Mattapoisett, Rochester,
and Wareham
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Clear Mclear Pcldy Pcldy
Precip Type None None None Tstms
Chance Precip (%) 10 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 46 (-12) 74 (+1) 54 77
RH % (24h trend) 100 (+7) 51 (+7) 100 64
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var S 5 Lgt/Var SW 6
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 380 4640 340 3990
Transport Wnd (kts) SE 3 SW 6 SW 9 W 10
Vent Rate (kt-ft) 1140 27840 3060 39900
Max ADI Early 23 Fair 19 Gen Poor 25 Fair 39 Fair
Max ADI Late 3 Very Poor 37 Fair 6 Very Poor 51 Gen Good
Max LVORI Early 9 2 6 3
Max LVORI Late 9 2 6 3
Min Vsby Early 3 Fog 3 Fog 9 9
Min Vsby Late 3 Fog 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. Southwest
winds 5 to 10 mph, becoming northwest after midnight.
.MONDAY...Sunny. Highs in the mid 70s. Northeast winds 5 to
10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. East winds
5 to 10 mph, becoming west after midnight.
.TUESDAY...Sunny. Highs in the mid 70s. North winds around 5 mph,
becoming southeast in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds 5 to 10 mph.
.WEDNESDAY...Sunny. Highs in the mid 70s. Southwest winds 5 to
10 mph.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the
upper 50s. Highs in the mid 70s. Southeast winds 10 to 15 mph.
$$
MAZ022-130800-
Barnstable MA-
Including the cities of Bourne, Chatham, Falmouth, Hyannis,
Provincetown, and Wellfleet
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Clear Clear Mclear Pcldy
Precip Type None None None Showers
Chance Precip (%) 10 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 50 (-10) 71 (0) 54 74
RH % (24h trend) 100 (+4) 46 (-3) 100 62
20ft Wnd AM(mph) Lgt/Var SW 5
20ft Wnd PM(mph) Lgt/Var SE 5 S 5 SW 6
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 300 3470 370 3460
Transport Wnd (kts) E 3 S 6 SW 10 W 10
Vent Rate (kt-ft) 900 20820 3700 34600
Max ADI Early 22 Fair 18 Gen Poor 23 Fair 33 Fair
Max ADI Late 3 Very Poor 25 Fair 8 Poor 28 Fair
Max LVORI Early 6 2 5 3
Max LVORI Late 6 2 5 3
Min Vsby Early 5 Fog 5 Fog 9 9
Min Vsby Late 5 Fog 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Partly cloudy. Lows around 60. Southwest winds
5 to 10 mph, becoming northwest after midnight.
.MONDAY THROUGH TUESDAY...Mostly clear. Lows in the upper 50s.
Highs in the lower 70s. Southeast winds 5 to 10 mph.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 50s. Southwest
winds 5 to 10 mph.
.WEDNESDAY...Sunny. Highs in the lower 70s. South winds 5 to
10 mph.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows around 60.
Highs in the lower 70s. East winds 10 to 15 mph.
$$
MAZ023-130800-
Dukes MA-
Including the cities of Edgartown, Oak Bluffs, and Vineyard Haven
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Clear Clear Mclear Mclear
Precip Type None None None Showers
Chance Precip (%) 10 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 46 (-14) 71 (0) 53 73
RH % (24h trend) 100 (+7) 53 (0) 100 67
20ft Wnd AM(mph) Lgt/Var SW 6
20ft Wnd PM(mph) E 7 S 5 S 5 SW 8
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 450 2580 540 2510
Transport Wnd (kts) E 3 E 5 SW 9 SW 11
Vent Rate (kt-ft) 1350 12900 4860 27610
Max ADI Early 26 Fair 18 Gen Poor 19 Gen Poor 26 Fair
Max ADI Late 4 Very Poor 22 Fair 8 Poor 26 Fair
Max LVORI Early 5 2 4 3
Max LVORI Late 5 2 4 3
Min Vsby Early 8 7 9 9
Min Vsby Late 7 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Partly cloudy. Lows around 60. Southwest winds
5 to 10 mph, becoming northwest after midnight.
.MONDAY AND MONDAY NIGHT...Mostly clear. Lows in the upper 50s.
Highs in the lower 70s. East winds 5 to 10 mph.
.TUESDAY...Sunny. Highs in the lower 70s. Northeast winds 5 to
10 mph, becoming southeast in the afternoon.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the upper
50s. Highs in the lower 70s. South winds 5 to 10 mph.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows around 60.
Highs in the lower 70s. Southwest winds 10 to 15 mph.
$$
MAZ024-130800-
Nantucket MA-
Including the city of Nantucket
408 PM EDT Fri Sep 12 2025
Tonight Sat Sat Night Sun
Cloud Cover Clear Clear Mclear Mclear
Precip Type None None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 53 (-8) 69 (0) 55 72
RH % (24h trend) 100 (+7) 52 (-7) 93 64
20ft Wnd AM(mph) Lgt/Var SW 5
20ft Wnd PM(mph) E 7 Lgt/Var Lgt/Var SW 8
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 960 2210 650 1550
Transport Wnd (kts) E 5 E 5 SW 7 SW 10
Vent Rate (kt-ft) 4800 11050 4550 15500
Max ADI Early 25 Fair 19 Gen Poor 12 Poor 23 Fair
Max ADI Late 4 Very Poor 19 Gen Poor 5 Very Poor 22 Fair
Max LVORI Early 4 2 4 3
Max LVORI Late 4 2 4 3
Min Vsby Early 9 9 9 9
Min Vsby Late 9 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s. Southwest
winds 5 to 10 mph, becoming west after midnight.
.MONDAY AND MONDAY NIGHT...Mostly clear. Lows in the lower 60s.
Highs around 70. Northeast winds 5 to 10 mph.
.TUESDAY...Sunny. Highs in the upper 60s. Northeast winds 5 to
10 mph, becoming east in the afternoon.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the lower
60s. Highs around 70. South winds 5 to 10 mph.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows in the
lower 60s. Highs around 70. Northwest winds 10 to 15 mph.
$$
.OUTLOOK 8 TO 14 DAYS...
Temperatures above normal. Precipitation near normal.
$$
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