Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
892
FNUS51 KBOX 120809
FWFBOX
Fire Weather Planning Forecast for Southern New England
National Weather Service Boston/Norton MA
409 AM EDT Tue Aug 12 2025
.DISCUSSION...
High pressure remains over the region through Tuesday. Dry and
hot conditions persist. Minimum relative humidity expected 30 and
45 percent Tuesday.
.OUTLOOK...Wednesday through Saturday...
More widespread heat and moderate humidity is expected through
Wednesday. The heat may continue into Thursday before somewhat
cooler temperatures return by Friday. Dry weather will continue
into Wednesday, then a chance of showers and thunderstorms
Wednesday afternoon into Thursday night.
MAZ015-122000-
Suffolk MA-
Including the cities of Boston, Chelsea, Revere, and Winthrop
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Clear Clear Mclear
Precip Type None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 94 (+2) 69 (0) 92
RH % (24h trend) 32 (-1) 90 (-3) 48
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var S 5 SW 7
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 5480 440 6450
Transport Wnd (kts) S 5 SW 9 SW 12
Vent Rate (kt-ft) 27400 3960 77400
Max ADI Early 27 Fair 16 Gen Poor 48 Gen Good
Max ADI Late 31 Fair 6 Very Poor 93 Good
Max LVORI Early 2 5 1
Max LVORI Late 2 5 1
Min Vsby Early 10 10 9
Min Vsby Late 10 9 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
in the lower 70s. Southwest winds 5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. West winds 5 to 10 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the upper 60s. Northwest winds 5 to 10 mph.
.FRIDAY...Sunny. Highs in the upper 70s. Northeast winds 5 to
10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 60s. Southeast
winds 5 to 10 mph, becoming southwest after midnight.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows 62 to 68. Highs
in the mid 80s. Southwest winds 5 to 10 mph.
.SUNDAY...Sunny. Highs in the lower 90s. Southwest winds 5 to
10 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Not as warm. Lows in
the upper 60s. Highs in the upper 70s. East winds 5 to 10 mph.
$$
MAZ016-122000-
Eastern Norfolk MA-
Including the cities of Braintree, Milton, Quincy, and Weymouth
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Clear Clear Mclear
Precip Type None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 94 (+2) 67 (-1) 91
RH % (24h trend) 33 (0) 90 (-7) 50
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var S 5 SW 7
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 5920 390 5960
Transport Wnd (kts) SW 5 SW 9 SW 13
Vent Rate (kt-ft) 29600 3510 77480
Max ADI Early 28 Fair 20 Gen Poor 42 Gen Good
Max ADI Late 44 Gen Good 6 Very Poor 92 Good
Max LVORI Early 2 6 1
Max LVORI Late 2 6 1
Min Vsby Early 10 10 8
Min Vsby Late 10 8 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
in the lower 70s. Southwest winds 5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Southwest winds 5 to 10 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the upper 60s. West winds around 5 mph, becoming north after
midnight.
.FRIDAY...Sunny. Highs in the upper 70s. Northeast winds 5 to
10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 60s. Southeast
winds around 5 mph, becoming southwest after midnight.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows 61 to 67. Highs
in the mid 80s. Southwest winds 5 to 10 mph.
.SUNDAY...Sunny. Highs in the lower 90s. Southwest winds 5 to
10 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Not as warm. Lows in
the upper 60s. Highs in the upper 70s. Northeast winds 5 to
10 mph.
$$
MAZ013-122000-
Western Norfolk MA-
Including the cities of Bellingham, Dedham, Foxborough, Medfield,
Norwood, Stoughton, and Wellesley
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Clear Mclear Mclear
Precip Type None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 93 (+1) 66 (0) 90
RH % (24h trend) 32 (-1) 97 (-3) 47
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 6
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 7060 380 6100
Transport Wnd (kts) SW 6 SW 9 SW 11
Vent Rate (kt-ft) 42360 3420 67100
Max ADI Early 34 Fair 42 Gen Good 45 Gen Good
Max ADI Late 60 Gen Good 5 Very Poor 92 Good
Max LVORI Early 1 6 1
Max LVORI Late 1 6 1
Min Vsby Early 10 10 7
Min Vsby Late 10 7 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
around 70. Southwest winds 5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. West winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the upper 60s. Northwest winds around 5 mph.
.FRIDAY...Sunny. Highs in the lower 80s. Northeast winds around
5 mph.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows in the upper 50s.
Highs in the mid 80s. South winds around 5 mph.
.SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows in the mid 60s.
Highs in the lower 90s. Southwest winds 5 to 10 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Not as warm. Lows in
the mid 60s. Highs in the upper 70s. Northeast winds 5 to 10 mph.
$$
MAZ014-122000-
Southeast Middlesex MA-
Including the cities of Cambridge, Lexington, Newton, Waltham,
and Woburn
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Clear Clear Mclear
Precip Type None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 95 (+1) 68 (-1) 93
RH % (24h trend) 32 (-1) 87 (-13) 46
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 6
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 7370 380 6680
Transport Wnd (kts) SW 5 SW 9 SW 12
Vent Rate (kt-ft) 36850 3420 80160
Max ADI Early 48 Gen Good 41 Gen Good 62 Good
Max ADI Late 57 Gen Good 6 Very Poor 105 Very Good
Max LVORI Early 1 5 1
Max LVORI Late 1 5 1
Min Vsby Early 10 10 9
Min Vsby Late 10 9 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
in the lower 70s. Southwest winds 5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. West winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the upper 60s. North winds around 5 mph.
.FRIDAY...Sunny. Highs in the lower 80s. Northeast winds around
5 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 60s. Southeast
winds around 5 mph, becoming southwest after midnight.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows 61 to 67. Highs
in the mid 80s. Southwest winds around 5 mph.
.SUNDAY...Sunny. Highs in the lower 90s. Southwest winds around
5 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Not as warm. Lows in
the upper 60s. Highs around 80. East winds around 5 mph.
$$
MAZ007-122000-
Eastern Essex MA-
Including the cities of Beverly, Gloucester, Newburyport,
Peabody, Salem, and Saugus
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Clear Clear Mclear
Precip Type None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 93 (+4) 68 (0) 92
RH % (24h trend) 35 (-3) 87 (-13) 46
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var S 5 S 7 G17
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3980 330 4450
Transport Wnd (kts) S 7 S 13 S 12
Vent Rate (kt-ft) 27860 4290 53400
Max ADI Early 11 Poor 15 Gen Poor 29 Fair
Max ADI Late 17 Gen Poor 6 Very Poor 49 Gen Good
Max LVORI Early 2 5 2
Max LVORI Late 2 5 2
Min Vsby Early 9 9 9
Min Vsby Late 10 9 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
around 70. Southwest winds 10 to 15 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Southwest winds 5 to 10 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 60s. West winds 5 to 10 mph, becoming north after
midnight.
.FRIDAY...Sunny. Highs in the upper 70s. Northeast winds 5 to
10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 60s. Southeast
winds around 5 mph, becoming southwest after midnight.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows 62 to 67. Highs
in the lower 80s. Southwest winds 5 to 10 mph.
.SUNDAY...Sunny. Highs in the upper 80s. Southwest winds 5 to
10 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Not as warm. Lows in
the mid 60s. Highs in the upper 70s. East winds 10 to 15 mph.
$$
MAZ006-122000-
Western Essex MA-
Including the cities of Amesbury, Andover, Haverhill, Lawrence,
Methuen, and Topsfield
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Clear Clear Mclear
Precip Type None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 94 (+1) 67 (0) 93
RH % (24h trend) 29 (-3) 90 (-10) 41
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 7620 370 7260
Transport Wnd (kts) SW 6 SW 7 SW 12
Vent Rate (kt-ft) 45720 2590 87120
Max ADI Early 47 Gen Good 28 Fair 48 Gen Good
Max ADI Late 59 Gen Good 5 Very Poor 100 Good
Max LVORI Early 1 5 1
Max LVORI Late 1 5 1
Min Vsby Early 10 10 9
Min Vsby Late 10 9 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
around 70. Southwest winds around 5 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. West winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 60s. North winds around 5 mph.
.FRIDAY...Sunny. Highs in the lower 80s. Northeast winds around
5 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 50s. Southeast
winds around 5 mph in the evening, becoming light and variable.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows 59 to 66. Highs
in the mid 80s. Southwest winds around 5 mph.
.SUNDAY...Sunny. Highs in the lower 90s. Southwest winds around
5 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Not as warm. Lows in
the mid 60s. Highs in the upper 70s. East winds around 5 mph.
$$
MAZ005-122000-
Central Middlesex MA-
Including the cities of Burlington, Chelmsford, Framingham,
Hopkinton, Lowell, and Natick
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Clear Clear Mclear
Precip Type None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 94 (+1) 66 (0) 93
RH % (24h trend) 31 (-1) 93 (-7) 44
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 7300 380 6970
Transport Wnd (kts) SW 6 SW 7 SW 12
Vent Rate (kt-ft) 43800 2660 83640
Max ADI Early 43 Gen Good 37 Fair 53 Gen Good
Max ADI Late 57 Gen Good 5 Very Poor 103 Very Good
Max LVORI Early 1 6 1
Max LVORI Late 1 6 1
Min Vsby Early 9 10 9
Min Vsby Late 10 9 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
around 70. Southwest winds 5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. West winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Northwest winds around 5 mph.
.FRIDAY...Sunny. Highs in the lower 80s. Northeast winds around
5 mph.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows in the upper 50s.
Highs in the upper 80s. South winds around 5 mph.
.SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows in the mid 60s.
Highs in the lower 90s. Southwest winds 5 to 10 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Not as warm. Lows in
the mid 60s. Highs in the lower 80s. Northeast winds 5 to 10 mph.
$$
MAZ012-122000-
Southern Worcester MA-
Including the cities of Milford, Oxford, Sturbridge, Uxbridge,
Westborough, and Worcester
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%) 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 92 (+1) 65 (+1) 90
RH % (24h trend) 36 (+3) 100 (0) 51
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 6
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 6820 340 6100
Transport Wnd (kts) SW 6 SW 9 SW 11
Vent Rate (kt-ft) 40920 3060 67100
Max ADI Early 30 Fair 39 Fair 49 Gen Good
Max ADI Late 53 Gen Good 5 Very Poor 88 Good
Max LVORI Early 1 7 1
Max LVORI Late 1 7 1
Min Vsby Early 9 9 6 Fog
Min Vsby Late 10 5 Fog 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
in the upper 60s. Southwest winds 5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. West winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Northwest winds around 5 mph.
.FRIDAY...Sunny. Highs in the lower 80s. Northeast winds around
5 mph.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows in the upper 50s.
Highs in the mid 80s. Southwest winds around 5 mph.
.SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows in the mid 60s.
Highs around 90. Southwest winds 5 to 10 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the mid 60s.
Highs in the lower 80s. North winds 5 to 10 mph.
$$
MAZ004-122000-
Northern Worcester MA-
Including the cities of Athol, Boylston, Brookfield, Fitchburg,
Gardner, and Harvard
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Clear Clear Pcldy
Precip Type None None Tstms
Chance Precip (%) 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 91 (+1) 63 (+1) 90
RH % (24h trend) 30 (-2) 100 (0) 43
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 6
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 6140 280 6160
Transport Wnd (kts) SW 6 SW 7 SW 11
Vent Rate (kt-ft) 36840 1960 67760
Max ADI Early 24 Fair 27 Fair 50 Gen Good
Max ADI Late 47 Gen Good 5 Very Poor 84 Good
Max LVORI Early 1 7 1
Max LVORI Late 1 7 1
Min Vsby Early 9 10 6 Fog
Min Vsby Late 10 6 Fog 9
Sunshine Hours N/A N/A N/A
CWR 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
in the upper 60s. Southwest winds 5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. West winds around 5 mph.
.THURSDAY NIGHT...Mostly clear with a chance of showers and
thunderstorms. Lows in the lower 60s. North winds around 5 mph.
.FRIDAY...Sunny. Highs in the lower 80s. Northeast winds around
5 mph.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows in the upper 50s.
Highs in the mid 80s. Southwest winds around 5 mph.
.SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows in the mid 60s.
Highs in the upper 80s. Southwest winds 5 to 10 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the lower 60s.
Highs around 80. North winds 5 to 10 mph.
$$
MAZ026-122000-
Northern Middlesex MA-
Including the cities of Ashby, Ayer, Groton, Pepperell, Shirley,
and Townsend
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Clear Clear Mclear
Precip Type None None None
Chance Precip (%) 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 94 (+1) 65 (0) 92
RH % (24h trend) 33 (+1) 93 (-7) 48
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 6920 360 6870
Transport Wnd (kts) SW 6 SW 7 SW 11
Vent Rate (kt-ft) 41520 2520 75570
Max ADI Early 43 Gen Good 40 Fair 60 Gen Good
Max ADI Late 63 Good 5 Very Poor 105 Very Good
Max LVORI Early 1 6 1
Max LVORI Late 1 6 1
Min Vsby Early 9 10 9
Min Vsby Late 10 9 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
in the upper 60s. Southwest winds around 5 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. West winds around 5 mph.
.THURSDAY NIGHT...Mostly clear with a chance of showers and
thunderstorms. Lows in the lower 60s. Northwest winds around
5 mph.
.FRIDAY...Sunny. Highs in the mid 80s. Northeast winds around
5 mph.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows in the upper 50s.
Highs in the upper 80s. Southwest winds around 5 mph.
.SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows in the mid 60s.
Highs in the lower 90s. Southwest winds around 5 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Not as warm. Lows in
the lower 60s. Highs in the lower 80s. North winds around 5 mph.
$$
MAZ002-122000-
Western Franklin MA-
Including the cities of Ashfield, Charlemont, Colrain,
and Shelburne
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Clear Clear Pcldy
Precip Type None None Tstms
Chance Precip (%) 30
Chance of Thunder (%) 0 0 30
Temp (24h trend) 90 (+2) 63 (+1) 89
RH % (24h trend) 38 (+4) 100 (+7) 54
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.01
Precip Duration 1
Precip Begin 8 AM
Precip End Continuing
Mixing Hgt (ft-AGL) 6320 130 5570
Transport Wnd (kts) SW 5 SW 8 SW 9
Vent Rate (kt-ft) 31600 1040 50130
Max ADI Early 21 Fair 23 Fair 48 Gen Good
Max ADI Late 49 Gen Good 4 Very Poor 66 Good
Max LVORI Early 2 7 2
Max LVORI Late 2 7 2
Min Vsby Early 9 9 8
Min Vsby Late 10 7 9
Sunshine Hours N/A N/A N/A
CWR 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southwest winds around 5 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Northwest winds around
5 mph.
.THURSDAY NIGHT...Mostly clear with a chance of showers and
thunderstorms. Lows around 60. Northwest winds around 5 mph.
.FRIDAY...Sunny. Highs in the lower 80s. North winds around
5 mph.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows in the upper 50s.
Highs in the mid 80s. Southwest winds around 5 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 60s. Southwest
winds around 5 mph.
.SUNDAY AND SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s.
Highs in the mid 80s. Northwest winds around 5 mph.
.MONDAY...Sunny. Highs in the upper 70s. North winds around
5 mph.
$$
MAZ003-122000-
Eastern Franklin MA-
Including the cities of Greenfield, Leverett, Northfield, Orange,
and Whately
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Clear Clear Pcldy
Precip Type None None Tstms
Chance Precip (%) 30
Chance of Thunder (%) 0 0 30
Temp (24h trend) 92 (+1) 64 (+2) 91
RH % (24h trend) 32 (-2) 100 (0) 45
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 6130 200 5510
Transport Wnd (kts) SW 6 S 7 SW 11
Vent Rate (kt-ft) 36780 1400 60610
Max ADI Early 13 Gen Poor 22 Fair 34 Fair
Max ADI Late 48 Gen Good 4 Very Poor 75 Good
Max LVORI Early 2 8 2
Max LVORI Late 2 8 2
Min Vsby Early 9 10 7
Min Vsby Late 10 7 9
Sunshine Hours N/A N/A N/A
CWR 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 60s. Southwest winds 5 to
10 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Northwest winds around
5 mph.
.THURSDAY NIGHT...Mostly clear with a chance of showers and
thunderstorms. Lows in the lower 60s. North winds around 5 mph.
.FRIDAY...Sunny. Highs in the mid 80s. North winds around 5 mph.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows in the upper 50s.
Highs in the upper 80s. South winds around 5 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 60s. South
winds around 5 mph.
.SUNDAY AND SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s.
Highs around 90. North winds 5 to 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. North winds around
5 mph.
$$
MAZ008-122000-
Western Hampshire MA-
Including the cities of Chesterfield, Plainfield, Westhampton,
Williamsburg, and Worthington
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Clear Clear Pcldy
Precip Type None None Tstms
Chance Precip (%) 30
Chance of Thunder (%) 0 0 30
Temp (24h trend) 89 (+1) 63 (+2) 87
RH % (24h trend) 42 (+8) 100 (+10) 56
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.02
Precip Duration 1
Precip Begin 1 PM
Precip End Continuing
Mixing Hgt (ft-AGL) 6030 170 5490
Transport Wnd (kts) SW 5 SW 8 SW 10
Vent Rate (kt-ft) 30150 1360 54900
Max ADI Early 20 Gen Poor 20 Gen Poor 43 Gen Good
Max ADI Late 47 Gen Good 4 Very Poor 74 Good
Max LVORI Early 2 7 3
Max LVORI Late 2 7 3
Min Vsby Early 9 9 8
Min Vsby Late 10 8 9
Sunshine Hours N/A N/A N/A
CWR 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southwest winds around 5 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Northwest winds around
5 mph.
.THURSDAY NIGHT...Mostly clear with a chance of showers and
thunderstorms. Lows in the lower 60s. Northwest winds around
5 mph.
.FRIDAY...Sunny. Highs in the lower 80s. North winds around
5 mph.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows in the upper 50s.
Highs in the mid 80s. Southwest winds around 5 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 60s. Southwest
winds around 5 mph.
.SUNDAY AND SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s.
Highs in the mid 80s. Northwest winds around 5 mph.
.MONDAY...Sunny. Highs in the upper 70s. North winds around
5 mph.
$$
MAZ010-122000-
Eastern Hampshire MA-
Including the cities of Amherst, Belchertown, Northampton,
Southampton, and Ware
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Clear Mclear Pcldy
Precip Type None None Tstms
Chance Precip (%) 20
Chance of Thunder (%) 0 0 20
Temp (24h trend) 92 (0) 64 (+3) 91
RH % (24h trend) 35 (+2) 100 (0) 50
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 6
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 6490 300 6020
Transport Wnd (kts) SW 6 S 6 SW 10
Vent Rate (kt-ft) 38940 1800 60200
Max ADI Early 13 Gen Poor 25 Fair 34 Fair
Max ADI Late 51 Gen Good 4 Very Poor 77 Good
Max LVORI Early 2 8 1
Max LVORI Late 2 8 1
Min Vsby Early 9 10 8
Min Vsby Late 10 8 9
Sunshine Hours N/A N/A N/A
CWR 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 60s. Southwest winds around
5 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. West winds around 5 mph.
.THURSDAY NIGHT...Mostly clear with a chance of showers and
thunderstorms. Lows in the lower 60s. Northwest winds around
5 mph.
.FRIDAY...Sunny. Highs in the mid 80s. North winds around 5 mph.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows in the upper 50s.
Highs in the upper 80s. South winds around 5 mph.
.SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows in the mid 60s.
Highs in the lower 90s. Southwest winds 5 to 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s. West winds
5 to 10 mph, becoming north after midnight.
.MONDAY...Sunny. Highs in the lower 80s. North winds around
5 mph.
$$
MAZ009-122000-
Western Hampden MA-
Including the cities of Blandford, Chester, Granville,
Montgomery, Russell, and Tolland
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Clear Mclear Pcldy
Precip Type None None Tstms
Chance Precip (%) 30
Chance of Thunder (%) 0 0 30
Temp (24h trend) 89 (+1) 63 (+1) 88
RH % (24h trend) 42 (+8) 100 (+7) 55
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.01
Precip Duration 1
Precip Begin 1 PM
Precip End Continuing
Mixing Hgt (ft-AGL) 6150 120 5550
Transport Wnd (kts) SW 6 W 7 SW 10
Vent Rate (kt-ft) 36900 840 55500
Max ADI Early 22 Fair 27 Fair 42 Gen Good
Max ADI Late 48 Gen Good 5 Very Poor 73 Good
Max LVORI Early 2 7 3
Max LVORI Late 2 7 3
Min Vsby Early 9 9 8
Min Vsby Late 10 8 9
Sunshine Hours N/A N/A N/A
CWR 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 60s. Southwest winds around
5 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Northwest winds around
5 mph.
.THURSDAY NIGHT...Mostly clear with a chance of showers. Lows in
the lower 60s. Northwest winds around 5 mph.
.FRIDAY...Sunny. Highs in the lower 80s. Northeast winds around
5 mph.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows in the upper 50s.
Highs in the mid 80s. Southwest winds around 5 mph.
.SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows in the lower 60s.
Highs in the upper 80s. West winds around 5 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s. Northwest
winds around 5 mph.
.MONDAY...Sunny. Highs around 80. North winds around 5 mph.
$$
MAZ011-122000-
Eastern Hampden MA-
Including the cities of Chicopee, Holland, Palmer, Southwick,
Springfield, and Westfield
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Clear Clear Pcldy
Precip Type None None Tstms
Chance Precip (%) 20
Chance of Thunder (%) 0 0 20
Temp (24h trend) 92 (+1) 65 (+3) 90
RH % (24h trend) 34 (+2) 100 (0) 48
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 6
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 6610 310 6120
Transport Wnd (kts) SW 6 SW 6 SW 10
Vent Rate (kt-ft) 39660 1860 61200
Max ADI Early 14 Gen Poor 31 Fair 39 Fair
Max ADI Late 52 Gen Good 5 Very Poor 77 Good
Max LVORI Early 2 7 1
Max LVORI Late 2 7 1
Min Vsby Early 10 9 7
Min Vsby Late 10 7 9
Sunshine Hours N/A N/A N/A
CWR 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
in the upper 60s. Southwest winds 5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. West winds around 5 mph.
.THURSDAY NIGHT...Mostly clear with a chance of showers and
thunderstorms. Lows in the mid 60s. Northwest winds around 5 mph.
.FRIDAY...Sunny. Highs in the mid 80s. Northeast winds around
5 mph.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows in the upper 50s.
Highs in the upper 80s. Southwest winds around 5 mph.
.SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows in the mid 60s.
Highs in the lower 90s. Southwest winds 5 to 10 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the mid 60s.
Highs in the lower 80s. North winds 5 to 10 mph.
$$
CTZ002-122000-
Hartford CT-
Including the cities of Hartford, Glastonbury, Granby,
Southington, and Windsor Locks
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Clear Mclear Pcldy
Precip Type None None Tstms
Chance Precip (%) 20
Chance of Thunder (%) 0 0 20
Temp (24h trend) 92 (+1) 66 (+3) 90
RH % (24h trend) 37 (+6) 100 (0) 51
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var S 6
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 6890 360 6130
Transport Wnd (kts) SW 6 SW 6 SW 10
Vent Rate (kt-ft) 41340 2160 61300
Max ADI Early 20 Gen Poor 45 Gen Good 47 Gen Good
Max ADI Late 53 Gen Good 4 Very Poor 76 Good
Max LVORI Early 2 8 2
Max LVORI Late 2 8 2
Min Vsby Early 10 9 7
Min Vsby Late 10 6 Fog 9
Sunshine Hours N/A N/A N/A
CWR 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows around 70. Southwest winds 5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Northwest winds around
5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 60s. Northwest winds around 5 mph.
.FRIDAY...Sunny. Highs in the mid 80s. Northeast winds around
5 mph.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows around 60. Highs
in the upper 80s. South winds around 5 mph.
.SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows in the mid 60s.
Highs in the lower 90s. Southwest winds 5 to 10 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the mid 60s.
Highs in the lower 80s. North winds 5 to 10 mph.
$$
CTZ003-122000-
Tolland CT-
Including the cities of Mansfield, Stafford Springs, and Vernon
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Tstms
Chance Precip (%) 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 90 (0) 65 (+3) 89
RH % (24h trend) 38 (+5) 100 (0) 53
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var S 5 S 6
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 6450 270 5530
Transport Wnd (kts) SW 6 SW 7 SW 10
Vent Rate (kt-ft) 38700 1890 55300
Max ADI Early 21 Fair 41 Gen Good 39 Fair
Max ADI Late 50 Gen Good 4 Very Poor 69 Good
Max LVORI Early 2 9 3
Max LVORI Late 2 9 3
Min Vsby Early 10 9 2 Fog
Min Vsby Late 10 1 Fog 9
Sunshine Hours N/A N/A N/A
CWR 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
in the upper 60s. South winds 5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. West winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 60s. Northwest winds around 5 mph.
.FRIDAY...Sunny. Highs in the mid 80s. Northeast winds around
5 mph.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows around 60. Highs
in the mid 80s. Southwest winds around 5 mph.
.SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows in the mid 60s.
Highs around 90. Southwest winds 5 to 10 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the mid 60s.
Highs in the lower 80s. North winds 5 to 10 mph.
$$
CTZ004-122000-
Windham CT-
Including the cities of Ashford, Plainfield, Putnam,
and Willimantic
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%) 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 91 (0) 64 (+2) 89
RH % (24h trend) 38 (+5) 100 (0) 55
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 6
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 6580 360 5580
Transport Wnd (kts) SW 6 SW 6 SW 10
Vent Rate (kt-ft) 39480 2160 55800
Max ADI Early 22 Fair 42 Gen Good 42 Gen Good
Max ADI Late 49 Gen Good 4 Very Poor 68 Good
Max LVORI Early 1 9 2
Max LVORI Late 1 9 2
Min Vsby Early 10 9 1 Fog
Min Vsby Late 10 0 Fog 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
in the upper 60s. Southwest winds 5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. West winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 60s. Northwest winds around 5 mph.
.FRIDAY...Sunny. Highs in the mid 80s. Northeast winds around
5 mph.
.FRIDAY NIGHT THROUGH SUNDAY...Mostly clear. Lows in the lower
60s. Highs in the upper 80s. Southwest winds 5 to 10 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the mid 60s.
Highs in the lower 80s. North winds 5 to 10 mph.
$$
RIZ001-122000-
Northwest Providence RI-
Including the cities of Cumberland, Foster, Glocester,
and Smithfield
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 92 (+1) 65 (0) 89
RH % (24h trend) 38 (+4) 100 (0) 57
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 6
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 6750 360 5810
Transport Wnd (kts) SW 6 SW 10 SW 10
Vent Rate (kt-ft) 40500 3600 58100
Max ADI Early 28 Fair 43 Gen Good 42 Gen Good
Max ADI Late 54 Gen Good 5 Very Poor 76 Good
Max LVORI Early 1 7 1
Max LVORI Late 1 7 1
Min Vsby Early 10 9 2 Fog
Min Vsby Late 10 2 Fog 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
around 70. Southwest winds 5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. West winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 60s. Northwest winds around 5 mph.
.FRIDAY...Sunny. Highs in the lower 80s. Northeast winds around
5 mph.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows around 60. Highs
in the mid 80s. South winds around 5 mph.
.SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows in the mid 60s.
Highs around 90. Southwest winds 5 to 10 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the mid 60s.
Highs in the lower 80s. Northeast winds 5 to 10 mph.
$$
RIZ002-122000-
Southeast Providence RI-
Including the cities of Cranston, Johnston, Pawtucket,
and Providence
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 92 (+1) 66 (0) 89
RH % (24h trend) 40 (+4) 97 (-3) 59
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) S 5 SW 5 S 7
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 6420 430 5680
Transport Wnd (kts) SW 6 W 9 SW 11
Vent Rate (kt-ft) 38520 3870 62480
Max ADI Early 27 Fair 42 Gen Good 42 Gen Good
Max ADI Late 57 Gen Good 5 Very Poor 77 Good
Max LVORI Early 1 6 2
Max LVORI Late 1 6 2
Min Vsby Early 10 9 6 Fog
Min Vsby Late 10 5 Fog 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
in the lower 70s. Southwest winds 5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Southwest winds around
5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the upper 60s. West winds around 5 mph, becoming north after
midnight.
.FRIDAY...Sunny. Highs in the lower 80s. Northeast winds 5 to
10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 60s. East winds
around 5 mph, becoming southwest after midnight.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows 61 to 66. Highs
in the mid 80s. Southwest winds 5 to 10 mph.
.SUNDAY...Sunny. Highs around 90. Southwest winds 5 to 10 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the mid 60s.
Highs in the lower 80s. Northeast winds 5 to 10 mph.
$$
RIZ003-122000-
Western Kent RI-
Including the cities of Coventry and West Greenwich
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 88 (-1) 64 (+1) 85
RH % (24h trend) 42 (+6) 100 (0) 63
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) SW 5 SW 5 S 7
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 6000 380 4990
Transport Wnd (kts) SW 7 SW 8 SW 11
Vent Rate (kt-ft) 42000 3040 54890
Max ADI Early 25 Fair 29 Fair 38 Fair
Max ADI Late 50 Gen Good 6 Very Poor 67 Good
Max LVORI Early 1 9 3
Max LVORI Late 1 9 3
Min Vsby Early 10 9 2 Fog
Min Vsby Late 10 1 Fog 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
in the upper 60s. Southwest winds 5 to 10 mph.
.THURSDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the mid 80s. West winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 60s. West winds around 5 mph, becoming north after
midnight.
.FRIDAY...Sunny. Highs in the lower 80s. Northeast winds around
5 mph.
.FRIDAY NIGHT...Mostly clear. Lows around 60. East winds around
5 mph, becoming southwest after midnight.
.SATURDAY THROUGH SUNDAY...Mostly clear. Lows 60 to 65. Highs in
the mid 80s. Southwest winds 5 to 10 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the mid 60s.
Highs in the lower 80s. Northeast winds around 5 mph.
$$
RIZ004-122000-
Eastern Kent RI-
Including the cities of East Greenwich, Warwick, and West Warwick
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 90 (+1) 66 (+1) 86
RH % (24h trend) 42 (+5) 100 (+3) 59
20ft Wnd AM(mph) Lgt/Var SW 5
20ft Wnd PM(mph) S 7 SW 5 S 8
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 5470 480 4790
Transport Wnd (kts) S 8 W 9 SW 12
Vent Rate (kt-ft) 43760 4320 57480
Max ADI Early 24 Fair 30 Fair 41 Gen Good
Max ADI Late 48 Gen Good 6 Very Poor 68 Good
Max LVORI Early 1 7 3
Max LVORI Late 1 7 3
Min Vsby Early 10 9 6 Fog
Min Vsby Late 10 5 Fog 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
in the lower 70s. Southwest winds 5 to 10 mph.
.THURSDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the mid 80s. Southwest winds 5 to 10 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the upper 60s. West winds around 5 mph, becoming north after
midnight.
.FRIDAY...Sunny. Highs in the lower 80s. Northeast winds 5 to
10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 60s. East winds
around 5 mph, becoming southwest after midnight.
.SATURDAY THROUGH SUNDAY...Mostly clear. Lows in the mid 60s.
Highs in the mid 80s. Southwest winds 5 to 10 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the mid 60s.
Highs in the lower 80s. Northeast winds 5 to 10 mph.
$$
RIZ005-122000-
Bristol RI-
Including the cities of Barrington, Bristol, and Warren
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 88 (0) 67 (-1) 85
RH % (24h trend) 45 (+1) 100 (0) 67
20ft Wnd AM(mph) Lgt/Var SW 5
20ft Wnd PM(mph) S 7 SW 6 S 9 G17
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3570 390 2930
Transport Wnd (kts) S 7 S 11 S 13
Vent Rate (kt-ft) 24990 4290 38090
Max ADI Early 14 Gen Poor 17 Gen Poor 29 Fair
Max ADI Late 33 Fair 6 Very Poor 38 Fair
Max LVORI Early 2 6 3
Max LVORI Late 2 6 3
Min Vsby Early 10 9 2 Fog
Min Vsby Late 10 1 Fog 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
in the lower 70s. Southwest winds 5 to 10 mph.
.THURSDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the mid 80s. Southwest winds 5 to 10 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the upper 60s. Southwest winds around 5 mph, becoming north after
midnight.
.FRIDAY...Sunny. Highs in the lower 80s. Northeast winds 5 to
10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 60s. East winds
5 to 10 mph, becoming northwest after midnight.
.SATURDAY THROUGH SUNDAY...Mostly clear. Lows 63 to 68. Highs in
the mid 80s. Southwest winds 10 to 15 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the upper 60s.
Highs around 80. Northeast winds 5 to 10 mph.
$$
RIZ006-122000-
Washington RI-
Including the cities of Kingston, Narragansett, Richmond,
and Westerly
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Mclear Pcldy Pcldy
Precip Type None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 88 (+2) 64 (+1) 84
RH % (24h trend) 45 (+6) 100 (0) 65
20ft Wnd AM(mph) Lgt/Var SW 5
20ft Wnd PM(mph) SW 7 SW 5 S 8
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 4160 430 3620
Transport Wnd (kts) SW 8 W 10 SW 12
Vent Rate (kt-ft) 33280 4300 43440
Max ADI Early 19 Gen Poor 22 Fair 33 Fair
Max ADI Late 31 Fair 6 Very Poor 44 Gen Good
Max LVORI Early 2 9 3
Max LVORI Late 2 9 3
Min Vsby Early 9 8 1 Fog
Min Vsby Late 9 0 Fog 8
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
in the upper 60s. Southwest winds 5 to 10 mph.
.THURSDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the mid 80s. Southwest winds 5 to 10 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 60s. West winds around 5 mph, becoming north after
midnight.
.FRIDAY AND FRIDAY NIGHT...Mostly clear. Lows 61 to 66. Highs in
the lower 80s. Northeast winds 5 to 10 mph.
.SATURDAY THROUGH SUNDAY...Mostly clear. Lows in the lower 60s.
Highs in the lower 80s. Southwest winds 10 to 15 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the mid 60s.
Highs around 80. East winds 5 to 10 mph.
$$
RIZ007-122000-
Newport RI-
Including the cities of Newport, Portsmouth, and Tiverton
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Mclear Pcldy Pcldy
Precip Type None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 86 (+2) 66 (-1) 83
RH % (24h trend) 46 (+3) 100 (0) 69
20ft Wnd AM(mph) SW 5 SW 6
20ft Wnd PM(mph) SW 8 SW 7 S 9 G17
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 1730 380 2120
Transport Wnd (kts) SW 8 SW 12 SW 14
Vent Rate (kt-ft) 13840 4560 29680
Max ADI Early 11 Poor 18 Gen Poor 24 Fair
Max ADI Late 19 Gen Poor 8 Poor 30 Fair
Max LVORI Early 3 7 4
Max LVORI Late 3 7 4
Min Vsby Early 9 9 1 Fog
Min Vsby Late 9 0 Fog 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
in the lower 70s. Southwest winds 10 to 15 mph.
.THURSDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the lower 80s. Southwest winds 5 to
10 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the upper 60s. Southwest winds 5 to 10 mph, becoming northwest
after midnight.
.FRIDAY AND FRIDAY NIGHT...Mostly clear. Lows 64 to 69. Highs in
the lower 80s. Northeast winds 5 to 10 mph.
.SATURDAY THROUGH SUNDAY...Mostly clear. Lows in the mid 60s.
Highs in the lower 80s. Southwest winds 10 to 15 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the upper 60s.
Highs in the upper 70s. Northeast winds 10 to 15 mph.
$$
RIZ008-122000-
Block Island RI-
Including the city of New Shoreham
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Mclear Pcldy Pcldy
Precip Type None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 78 (0) 67 (-1) 78
RH % (24h trend) 69 (+2) 100 (+3) 79
20ft Wnd AM(mph) SW 6 SW 7
20ft Wnd PM(mph) SW 8 SW 8 S 9
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 530 400 880
Transport Wnd (kts) W 9 SW 15 SW 13
Vent Rate (kt-ft) 4770 6000 11440
Max ADI Early 13 Gen Poor 18 Gen Poor 15 Gen Poor
Max ADI Late 19 Gen Poor 14 Gen Poor 17 Gen Poor
Max LVORI Early 4 8 5
Max LVORI Late 4 8 5
Min Vsby Early 9 6 Fog 0 Fog
Min Vsby Late 9 0 Fog 7
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
in the upper 60s. Southwest winds 5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Southwest winds 5 to 10 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the upper 60s. West winds 5 to 10 mph, becoming northwest after
midnight.
.FRIDAY AND FRIDAY NIGHT...Mostly clear. Lows in the upper 60s.
Highs in the upper 70s. East winds 5 to 10 mph.
.SATURDAY THROUGH SUNDAY...Mostly clear. Lows in the upper 60s.
Highs in the upper 70s. Southwest winds 10 to 15 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. West winds
10 to 15 mph.
.MONDAY...Sunny. Highs in the mid 70s. North winds around 10 mph,
becoming east in the afternoon.
$$
MAZ017-122000-
Northern Bristol MA-
Including the cities of Attleboro, Berkley, Easton, Mansfield,
Rehoboth, and Taunton
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 93 (+1) 65 (+1) 89
RH % (24h trend) 35 (-1) 100 (0) 55
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) S 5 Lgt/Var S 7
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 6330 430 4780
Transport Wnd (kts) SW 7 SW 8 SW 12
Vent Rate (kt-ft) 44310 3440 57360
Max ADI Early 27 Fair 30 Fair 40 Fair
Max ADI Late 51 Gen Good 5 Very Poor 74 Good
Max LVORI Early 1 7 2
Max LVORI Late 1 7 2
Min Vsby Early 10 9 3 Fog
Min Vsby Late 10 1 Fog 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
around 70. Southwest winds 5 to 10 mph.
.THURSDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the upper 80s. Southwest winds around
5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. West winds around 5 mph,
becoming north after midnight.
.FRIDAY...Sunny. Highs in the lower 80s. Northeast winds around
5 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 50s. East winds
around 5 mph in the evening, becoming light and variable.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows 59 to 65. Highs
in the mid 80s. Southwest winds around 5 mph.
.SUNDAY...Sunny. Highs in the lower 90s. Southwest winds 5 to
10 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Not as warm. Lows in
the mid 60s. Highs around 80. Northeast winds around 5 mph.
$$
MAZ018-122000-
Western Plymouth MA-
Including the cities of Bridgewater, Brockton, Carver,
Middleboro, and Pembroke
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Mclear Mclear Mclear
Precip Type None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 92 (0) 64 (-1) 89
RH % (24h trend) 35 (-1) 100 (0) 53
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) S 5 Lgt/Var S 7
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 6190 410 4630
Transport Wnd (kts) SW 6 SW 9 SW 12
Vent Rate (kt-ft) 37140 3690 55560
Max ADI Early 24 Fair 29 Fair 39 Fair
Max ADI Late 54 Gen Good 6 Very Poor 73 Good
Max LVORI Early 1 7 2
Max LVORI Late 1 7 2
Min Vsby Early 10 9 2 Fog
Min Vsby Late 10 0 Fog 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
in the upper 60s. Southwest winds 5 to 10 mph.
.THURSDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the upper 80s. Southwest winds around
5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southwest winds around 5 mph,
becoming north after midnight.
.FRIDAY...Sunny. Highs in the lower 80s. Northeast winds 5 to
10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 50s. East winds
around 5 mph in the evening, becoming light and variable.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows 59 to 64. Highs
in the mid 80s. Southwest winds around 5 mph.
.SUNDAY...Sunny. Highs around 90. Southwest winds 5 to 10 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Not as warm. Lows in
the mid 60s. Highs in the upper 70s. Northeast winds 5 to 10 mph.
$$
MAZ019-122000-
Eastern Plymouth MA-
Including the cities of Cohasset, Hingham, Marshfield, Plymouth,
and Scituate
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Clear Mclear Mclear
Precip Type None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 91 (+3) 65 (-2) 87
RH % (24h trend) 36 (-5) 100 (+3) 53
20ft Wnd AM(mph) Lgt/Var SW 5
20ft Wnd PM(mph) S 5 SW 5 S 8 G18
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3260 320 3590
Transport Wnd (kts) S 6 W 11 SW 13
Vent Rate (kt-ft) 19560 3520 46670
Max ADI Early 11 Poor 16 Gen Poor 31 Fair
Max ADI Late 17 Gen Poor 6 Very Poor 42 Gen Good
Max LVORI Early 2 6 3
Max LVORI Late 2 6 3
Min Vsby Early 10 9 4 Fog
Min Vsby Late 10 4 Fog 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy. Lows in the upper 60s.
Southwest winds 10 to 15 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Southwest winds 5 to 10 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the upper 60s. Southwest winds 5 to 10 mph, becoming north after
midnight.
.FRIDAY...Sunny. Highs in the mid 70s. Northeast winds 5 to
10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 60s. Southeast
winds 5 to 10 mph, becoming southwest after midnight.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows 61 to 66. Highs
in the lower 80s. Southwest winds 5 to 10 mph.
.SUNDAY...Sunny. Highs in the mid 80s. Southwest winds 10 to
15 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Not as warm. Lows in
the mid 60s. Highs in the mid 70s. Northeast winds 10 to 15 mph.
$$
MAZ020-122000-
Southern Bristol MA-
Including the cities of Acushnet, Fall River, New Bedford,
Swansea, and Westport
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 91 (+4) 64 (-2) 86
RH % (24h trend) 42 (+2) 100 (0) 65
20ft Wnd AM(mph) Lgt/Var SW 6
20ft Wnd PM(mph) SW 7 SW 6 S 9 G17
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 4290 360 3040
Transport Wnd (kts) SW 8 SW 11 SW 14
Vent Rate (kt-ft) 34320 3960 42560
Max ADI Early 18 Gen Poor 20 Gen Poor 33 Fair
Max ADI Late 33 Fair 6 Very Poor 36 Fair
Max LVORI Early 2 7 3
Max LVORI Late 2 7 3
Min Vsby Early 10 9 1 Fog
Min Vsby Late 9 0 Fog 8
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
in the upper 60s. Southwest winds 10 to 15 mph.
.THURSDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the mid 80s. Southwest winds 5 to 10 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the upper 60s. Southwest winds 5 to
10 mph, becoming northwest after midnight.
.FRIDAY AND FRIDAY NIGHT...Mostly clear. Lows 62 to 67. Highs in
the lower 80s. Northeast winds 5 to 10 mph.
.SATURDAY THROUGH SUNDAY...Mostly clear. Lows in the mid 60s.
Highs in the mid 80s. Southwest winds 10 to 15 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the mid 60s.
Highs in the upper 70s. Northeast winds 10 to 15 mph.
$$
MAZ021-122000-
Southern Plymouth MA-
Including the cities of Marion, Mattapoisett, Rochester,
and Wareham
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Mclear Pcldy Pcldy
Precip Type None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 90 (+3) 64 (-1) 86
RH % (24h trend) 41 (0) 100 (0) 67
20ft Wnd AM(mph) Lgt/Var SW 6
20ft Wnd PM(mph) SW 7 SW 6 SW 9 G18
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 3760 450 2830
Transport Wnd (kts) SW 8 W 11 SW 14
Vent Rate (kt-ft) 30080 4950 39620
Max ADI Early 16 Gen Poor 23 Fair 33 Fair
Max ADI Late 29 Fair 7 Poor 37 Fair
Max LVORI Early 2 7 3
Max LVORI Late 2 7 3
Min Vsby Early 10 9 1 Fog
Min Vsby Late 10 0 Fog 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
in the upper 60s. Southwest winds 10 to 15 mph.
.THURSDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the mid 80s. Southwest winds 5 to 10 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the upper 60s. Southwest winds 5 to
10 mph, becoming northwest after midnight.
.FRIDAY...Sunny. Highs around 80. Northeast winds 5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 60s. East winds
5 to 10 mph, becoming north after midnight.
.SATURDAY THROUGH SUNDAY...Mostly clear. Lows in the mid 60s.
Highs in the mid 80s. Southwest winds 10 to 15 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the mid 60s.
Highs in the upper 70s. Northeast winds 10 to 15 mph.
$$
MAZ022-122000-
Barnstable MA-
Including the cities of Bourne, Chatham, Falmouth, Hyannis,
Provincetown, and Wellfleet
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 87 (+4) 66 (-1) 82
RH % (24h trend) 48 (0) 100 (0) 65
20ft Wnd AM(mph) SW 5 SW 7
20ft Wnd PM(mph) SW 7 SW 7 SW 9 G18
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 1700 330 2200
Transport Wnd (kts) SW 8 W 13 SW 16
Vent Rate (kt-ft) 13600 4290 35200
Max ADI Early 13 Gen Poor 17 Gen Poor 26 Fair
Max ADI Late 18 Gen Poor 9 Poor 34 Fair
Max LVORI Early 3 7 3
Max LVORI Late 3 7 3
Min Vsby Early 10 9 1 Fog
Min Vsby Late 10 0 Fog 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy. Lows in the upper 60s.
Southwest winds 10 to 15 mph.
.THURSDAY...Mostly cloudy with a chance of showers. Highs in the
lower 80s. Southwest winds 5 to 10 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the upper 60s. Southwest winds 5 to 10 mph, becoming northwest
after midnight.
.FRIDAY...Sunny. Highs in the upper 70s. Northeast winds 10 to
15 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 60s. East winds
5 to 10 mph.
.SATURDAY THROUGH SUNDAY...Mostly clear. Lows in the mid 60s.
Highs around 80. Southwest winds 10 to 15 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the mid 60s.
Highs in the mid 70s. Northeast winds 10 to 15 mph.
$$
MAZ023-122000-
Dukes MA-
Including the cities of Edgartown, Oak Bluffs, and Vineyard Haven
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Mclear Pcldy Pcldy
Precip Type None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 81 (+2) 64 (-1) 80
RH % (24h trend) 60 (+3) 100 (0) 74
20ft Wnd AM(mph) SW 7 SW 8
20ft Wnd PM(mph) SW 9 SW 8 SW 10
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 750 400 1650
Transport Wnd (kts) W 11 SW 13 SW 14
Vent Rate (kt-ft) 8250 5200 23100
Max ADI Early 14 Gen Poor 17 Gen Poor 21 Fair
Max ADI Late 18 Gen Poor 13 Gen Poor 26 Fair
Max LVORI Early 4 6 4
Max LVORI Late 4 6 4
Min Vsby Early 9 9 1 Fog
Min Vsby Late 9 0 Fog 7
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers. Lows
in the upper 60s. Southwest winds 10 to 15 mph.
.THURSDAY...Mostly cloudy with a chance of showers. Highs around
80. Southwest winds 5 to 10 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the upper 60s. Southwest winds 5 to 10 mph, becoming northwest
after midnight.
.FRIDAY AND FRIDAY NIGHT...Mostly clear. Lows in the mid 60s.
Highs in the upper 70s. East winds 10 to 15 mph.
.SATURDAY THROUGH SUNDAY...Mostly clear. Lows in the mid 60s.
Highs in the upper 70s. Southwest winds 10 to 15 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the mid 60s.
Highs in the mid 70s. Northeast winds 10 to 15 mph.
$$
MAZ024-122000-
Nantucket MA-
Including the city of Nantucket
409 AM EDT Tue Aug 12 2025
Today Tonight Wed
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 80 (+3) 65 (-1) 79
RH % (24h trend) 66 (+2) 100 (0) 74
20ft Wnd AM(mph) W 8 SW 8
20ft Wnd PM(mph) SW 9 SW 8 SW 9
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 790 440 1430
Transport Wnd (kts) W 14 W 15 SW 15
Vent Rate (kt-ft) 11060 6600 21450
Max ADI Early 17 Gen Poor 18 Gen Poor 25 Fair
Max ADI Late 18 Gen Poor 13 Gen Poor 26 Fair
Max LVORI Early 4 6 4
Max LVORI Late 4 6 4
Min Vsby Early 9 8 0 Fog
Min Vsby Late 10 1 Fog 8
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy. Lows in the upper 60s.
Southwest winds 10 to 15 mph.
.THURSDAY...Mostly cloudy with a chance of showers. Highs in the
upper 70s. Southwest winds 5 to 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 60s. Southwest winds 5 to 10 mph, becoming northwest
after midnight.
.FRIDAY AND FRIDAY NIGHT...Mostly clear. Lows in the mid 60s.
Highs in the upper 70s. East winds 10 to 15 mph.
.SATURDAY THROUGH SUNDAY...Mostly clear. Lows in the mid 60s.
Highs in the upper 70s. Southwest winds 10 to 15 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the mid 60s.
Highs in the mid 70s. Northeast winds 10 to 15 mph.
$$
.OUTLOOK 8 TO 14 DAYS...
Temperatures below normal. Precipitation near normal.
$$
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