Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
007
FNUS51 KBOX 200810
FWFBOX
Fire Weather Planning Forecast for Southern New England
National Weather Service Boston/Norton MA
409 AM EDT Wed Aug 20 2025
.DISCUSSION...
A dry much cooler and less humid airmass works into the region
today. Highs will be in the 70s with northeast wind gusts of
20 to 30 mph along the coast. Minimum afternoon relative humidity
values will drop to between 30 and 40 percent.
.OUTLOOK...Tuesday through Sunday...
Generally dry weather prevails for most of the work week.
Temperatures a bit below normal will return to seasonable levels
Friday into the weekend. An extended period of mainly dry weather
will persist through Saturday with the next main chance for
showers not until Sunday.
MAZ015-202000-
Suffolk MA-
Including the cities of Boston, Chelsea, Revere, and Winthrop
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers
Chance Precip (%) 60 70 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 67 (-6) 57 (-1) 70
RH % (24h trend) 63 (+14) 100 (+13) 65
20ft Wnd AM(mph) Lgt/Var NE 7 G18
20ft Wnd PM(mph) E 7 E 5 NE 10 G21
Precip Amount 0.05 0.28 0.07
Precip Duration 2 5 1
Precip Begin 9 AM Continuing Continuing
Precip End Continuing Continuing 12 PM
Mixing Hgt (ft-AGL) 3030 520 3540
Transport Wnd (kts) E 11 E 12 E 19
Vent Rate (kt-ft) 33330 6240 67260
Max ADI Early 26 Fair 10 Poor 1 Very Poor
Max ADI Late 1 Very Poor 10 Poor 53 Gen Good
Max LVORI Early 6 5 4
Max LVORI Late 6 5 4
Min Vsby Early 9 2 Fog 9
Min Vsby Late 3 Fog 7 9
Sunshine Hours N/A N/A N/A
CWR 40 50 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows around 60. Northeast winds
10 to 15 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Northeast winds
10 to 15 mph.
.FRIDAY NIGHT...Mostly clear. Lows around 60. North winds 10 to
15 mph, becoming northwest 5 to 10 mph after midnight.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows in the lower
60s. Highs in the lower 80s. Southwest winds 5 to 10 mph.
.SUNDAY...Mostly sunny. Highs around 80. South winds 10 to
15 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. South winds 10 to 15 mph.
.MONDAY...Mostly cloudy with showers likely. Highs in the upper
70s. South winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds 5 to 10 mph.
.TUESDAY...Sunny. Highs in the upper 70s. West winds 5 to 10 mph.
$$
MAZ016-202000-
Eastern Norfolk MA-
Including the cities of Braintree, Milton, Quincy, and Weymouth
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers
Chance Precip (%) 60 70 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 67 (-6) 56 (-1) 70
RH % (24h trend) 65 (+16) 100 (+14) 70
20ft Wnd AM(mph) Lgt/Var NE 7 G19
20ft Wnd PM(mph) E 6 E 5 NE 10 G21
Precip Amount 0.05 0.47 0.12
Precip Duration 2 6 1
Precip Begin 10 AM Continuing Continuing
Precip End Continuing Continuing 1 PM
Mixing Hgt (ft-AGL) 2950 360 3340
Transport Wnd (kts) E 12 E 12 NE 20
Vent Rate (kt-ft) 35400 4320 66800
Max ADI Early 26 Fair 10 Poor 1 Very Poor
Max ADI Late 1 Very Poor 11 Poor 55 Gen Good
Max LVORI Early 6 6 5
Max LVORI Late 6 6 5
Min Vsby Early 9 2 Fog 9
Min Vsby Late 3 Fog 6 Fog 9
Sunshine Hours N/A N/A N/A
CWR 40 60 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy. Lows around 60. Northeast winds
10 to 15 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Northeast winds
15 to 20 mph.
.FRIDAY NIGHT...Partly cloudy. Lows around 60. North winds 10 to
15 mph, becoming northwest 5 to 10 mph after midnight.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows in the lower
60s. Highs in the lower 80s. Southwest winds 5 to 10 mph.
.SUNDAY...Mostly sunny. Highs around 80. South winds 10 to
15 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. South winds 10 to 15 mph.
.MONDAY...Partly sunny with showers likely. Highs in the upper
70s. South winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds 5 to 10 mph.
.TUESDAY...Sunny. Highs in the upper 70s. West winds 5 to 10 mph.
$$
MAZ013-202000-
Western Norfolk MA-
Including the cities of Bellingham, Dedham, Foxborough, Medfield,
Norwood, Stoughton, and Wellesley
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers
Chance Precip (%) 70 70 30
Chance of Thunder (%) 0 0 0
Temp (24h trend) 66 (-9) 55 (+2) 68
RH % (24h trend) 63 (+19) 100 (+7) 65
20ft Wnd AM(mph) Lgt/Var NE 5
20ft Wnd PM(mph) E 5 Lgt/Var NE 8 G19
Precip Amount 0.09 1.02 0.17
Precip Duration 2 6 1
Precip Begin 10 AM Continuing Continuing
Precip End Continuing Continuing 2 PM
Mixing Hgt (ft-AGL) 2990 410 3370
Transport Wnd (kts) E 10 E 10 NE 19
Vent Rate (kt-ft) 29900 4100 64030
Max ADI Early 32 Fair 25 Fair 1 Very Poor
Max ADI Late 30 Fair 8 Poor 53 Gen Good
Max LVORI Early 4 8 6
Max LVORI Late 4 8 6
Min Vsby Early 9 2 Fog 9
Min Vsby Late 2 Fog 2 Fog 9
Sunshine Hours N/A N/A N/A
CWR 50 70 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Northeast
winds 5 to 10 mph.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Northeast winds
10 to 15 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 50s. North winds
5 to 10 mph, becoming northwest after midnight.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows in the upper
50s. Highs in the lower 80s. Southwest winds around 5 mph.
.SUNDAY...Mostly sunny. Highs around 80. South winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. South winds 5 to 10 mph.
.MONDAY...Mostly cloudy with showers likely. Highs in the upper
70s. South winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows
around 60. Southwest winds around 5 mph.
.TUESDAY...Sunny. Highs in the upper 70s. West winds 5 to 10 mph.
$$
MAZ014-202000-
Southeast Middlesex MA-
Including the cities of Cambridge, Lexington, Newton, Waltham,
and Woburn
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers
Chance Precip (%) 60 70 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 66 (-8) 56 (0) 71
RH % (24h trend) 68 (+20) 100 (+17) 63
20ft Wnd AM(mph) Lgt/Var NE 6
20ft Wnd PM(mph) E 5 Lgt/Var NE 9 G17
Precip Amount 0.05 0.23 0.04
Precip Duration 2 5 0
Precip Begin 8 AM Continuing Continuing
Precip End Continuing Continuing 8 AM
Mixing Hgt (ft-AGL) 3150 450 3710
Transport Wnd (kts) E 10 E 10 E 18
Vent Rate (kt-ft) 31500 4500 66780
Max ADI Early 16 Gen Poor 9 Poor 1 Very Poor
Max ADI Late 1 Very Poor 8 Poor 53 Gen Good
Max LVORI Early 5 6 4
Max LVORI Late 5 6 4
Min Vsby Early 9 2 Fog 9
Min Vsby Late 3 Fog 6 Fog 9
Sunshine Hours N/A N/A N/A
CWR 40 50 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast
winds 5 to 10 mph.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Northeast winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 50s. Northeast
winds around 5 mph, becoming northwest after midnight.
.SATURDAY...Sunny. Highs in the lower 80s. Northwest winds around
5 mph, becoming south in the afternoon.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows in the lower
60s. Highs in the lower 80s. South winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. South winds 5 to 10 mph.
.MONDAY...Mostly cloudy with showers likely. Highs in the upper
70s. South winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph.
.TUESDAY...Sunny. Highs in the upper 70s. West winds around
5 mph.
$$
MAZ007-202000-
Eastern Essex MA-
Including the cities of Beverly, Gloucester, Newburyport,
Peabody, Salem, and Saugus
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Pcldy
Precip Type Showers Showers None
Chance Precip (%) 50 60 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 68 (-5) 56 (0) 73
RH % (24h trend) 59 (+11) 100 (+10) 59
20ft Wnd AM(mph) Lgt/Var NE 7 G19
20ft Wnd PM(mph) E 6 Lgt/Var NE 10 G21
Precip Amount 0.01 0.11 0.00
Precip Duration 2 3
Precip Begin 8 AM Continuing
Precip End Continuing 6 AM
Mixing Hgt (ft-AGL) 3040 470 3720
Transport Wnd (kts) E 9 E 9 E 16
Vent Rate (kt-ft) 27360 4230 59520
Max ADI Early 14 Gen Poor 8 Poor 46 Gen Good
Max ADI Late 1 Very Poor 8 Poor 48 Gen Good
Max LVORI Early 4 5 4
Max LVORI Late 4 5 4
Min Vsby Early 9 3 Fog 9
Min Vsby Late 5 Fog 7 9
Sunshine Hours N/A N/A N/A
CWR 10 40 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast
winds 15 to 20 mph.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Northeast winds
15 to 20 mph.
.FRIDAY NIGHT...Partly cloudy. Lows around 60. Northeast winds
10 to 15 mph, becoming northwest after midnight.
.SATURDAY...Sunny. Highs around 80. North winds 10 to 15 mph,
becoming southeast 5 to 10 mph in the afternoon.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows in the lower
60s. Highs around 80. South winds 10 to 15 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. South winds 10 to 15 mph.
.MONDAY...Mostly cloudy with showers likely. Highs in the upper
70s. South winds 10 to 15 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds 10 to 15 mph.
.TUESDAY...Sunny. Highs in the upper 70s. West winds 5 to 10 mph.
$$
MAZ006-202000-
Western Essex MA-
Including the cities of Amesbury, Andover, Haverhill, Lawrence,
Methuen, and Topsfield
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Pcldy
Precip Type Showers Showers None
Chance Precip (%) 50 60 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 66 (-7) 55 (0) 71
RH % (24h trend) 63 (+19) 100 (+10) 52
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var NE 7
Precip Amount 0.01 0.12 0.00
Precip Duration 2 3
Precip Begin 8 AM Continuing
Precip End Continuing 6 AM
Mixing Hgt (ft-AGL) 3110 390 3970
Transport Wnd (kts) E 7 NE 7 E 16
Vent Rate (kt-ft) 21770 2730 63520
Max ADI Early 14 Gen Poor 4 Very Poor 56 Gen Good
Max ADI Late 1 Very Poor 5 Very Poor 49 Gen Good
Max LVORI Early 4 8 3
Max LVORI Late 4 8 3
Min Vsby Early 9 3 Fog 9
Min Vsby Late 5 Fog 7 9
Sunshine Hours N/A N/A N/A
CWR 10 40 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds 5 to 10 mph.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Northeast winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 50s. Northeast
winds around 5 mph, becoming northwest after midnight.
.SATURDAY...Sunny. Highs in the lower 80s. Northwest winds around
5 mph, becoming south in the afternoon.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows in the lower
60s. Highs in the lower 80s. South winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. South winds 5 to 10 mph.
.MONDAY AND MONDAY NIGHT...Mostly cloudy with showers likely.
Lows in the lower 60s. Highs in the upper 70s. West winds around
5 mph.
.TUESDAY...Sunny. Highs in the upper 70s. West winds 5 to 10 mph.
$$
MAZ005-202000-
Central Middlesex MA-
Including the cities of Burlington, Chelmsford, Framingham,
Hopkinton, Lowell, and Natick
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Pcldy
Precip Type Showers Showers None
Chance Precip (%) 60 70 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 65 (-10) 54 (+1) 70
RH % (24h trend) 65 (+24) 100 (+10) 55
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var NE 7 G17
Precip Amount 0.06 0.32 0.00
Precip Duration 4 5
Precip Begin 7 AM Continuing
Precip End Continuing 6 AM
Mixing Hgt (ft-AGL) 3060 440 4050
Transport Wnd (kts) E 9 NE 8 E 17
Vent Rate (kt-ft) 27540 3520 68850
Max ADI Early 15 Gen Poor 6 Very Poor 1 Very Poor
Max ADI Late 1 Very Poor 6 Very Poor 52 Gen Good
Max LVORI Early 6 8 6
Max LVORI Late 6 8 6
Min Vsby Early 9 2 Fog 9
Min Vsby Late 2 Fog 4 Fog 9
Sunshine Hours N/A N/A N/A
CWR 40 50 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds 5 to 10 mph.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Northeast winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 50s. Northeast
winds around 5 mph, becoming northwest after midnight.
.SATURDAY...Sunny. Highs in the lower 80s. Northwest winds around
5 mph, becoming southwest in the afternoon.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows in the lower
60s. Highs in the lower 80s. South winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. South winds 5 to 10 mph.
.MONDAY...Mostly cloudy with showers likely. Highs in the upper
70s. South winds 5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 50s. Southwest winds around 5 mph.
.TUESDAY...Sunny. Highs in the upper 70s. West winds 5 to 10 mph.
$$
MAZ012-202000-
Southern Worcester MA-
Including the cities of Milford, Oxford, Sturbridge, Uxbridge,
Westborough, and Worcester
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers
Chance Precip (%) 80 80 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 64 (-11) 53 (0) 69
RH % (24h trend) 72 (+30) 100 (+10) 63
20ft Wnd AM(mph) Lgt/Var NE 6
20ft Wnd PM(mph) E 5 Lgt/Var NE 8 G19
Precip Amount 0.21 1.06 0.10
Precip Duration 4 6 1
Precip Begin 9 AM Continuing Continuing
Precip End Continuing Continuing 12 PM
Mixing Hgt (ft-AGL) 2780 480 3360
Transport Wnd (kts) E 11 E 10 NE 18
Vent Rate (kt-ft) 30580 4800 60480
Max ADI Early 24 Fair 23 Fair 1 Very Poor
Max ADI Late 29 Fair 9 Poor 51 Gen Good
Max LVORI Early 6 8 6
Max LVORI Late 6 8 6
Min Vsby Early 9 1 Fog 4 Fog
Min Vsby Late 2 Fog 2 Fog 9
Sunshine Hours N/A N/A N/A
CWR 70 70 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds 5 to 10 mph.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Northeast winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 50s. North winds
around 5 mph, becoming northwest after midnight.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows in the upper
50s. Highs in the lower 80s. Southwest winds around 5 mph.
.SUNDAY...Partly sunny. Highs in the upper 70s. South winds 5 to
10 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. South winds 5 to 10 mph.
.MONDAY...Mostly cloudy with showers likely. Highs in the upper
70s. South winds 5 to 10 mph.
.MONDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the upper 50s. West winds around 5 mph.
.TUESDAY...Sunny. Highs in the mid 70s. West winds 5 to 10 mph.
$$
MAZ004-202000-
Northern Worcester MA-
Including the cities of Athol, Boylston, Brookfield, Fitchburg,
Gardner, and Harvard
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Pcldy
Precip Type Showers Showers None
Chance Precip (%) 70 80 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 63 (-11) 50 (-2) 70
RH % (24h trend) 63 (+26) 100 (+7) 51
20ft Wnd AM(mph) Lgt/Var NE 6
20ft Wnd PM(mph) E 5 Lgt/Var NE 8 G18
Precip Amount 0.17 0.58 0.00
Precip Duration 4 5
Precip Begin 6 AM Continuing
Precip End Continuing 6 AM
Mixing Hgt (ft-AGL) 2640 370 3870
Transport Wnd (kts) E 11 E 11 E 17
Vent Rate (kt-ft) 29040 4070 65790
Max ADI Early 7 Poor 9 Poor 1 Very Poor
Max ADI Late 1 Very Poor 8 Poor 51 Gen Good
Max LVORI Early 7 8 3
Max LVORI Late 7 8 3
Min Vsby Early 8 1 Fog 3 Fog
Min Vsby Late 2 Fog 2 Fog 9
Sunshine Hours N/A N/A N/A
CWR 60 60 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
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 mid 50s. North winds
around 5 mph, becoming northwest after midnight.
.SATURDAY...Sunny. Highs in the lower 80s. Southwest winds around
5 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. South
winds 5 to 10 mph.
.SUNDAY...Partly sunny. Highs in the upper 70s. South winds 5 to
10 mph.
.SUNDAY NIGHT...Mostly cloudy with showers likely. Lows in the
lower 60s. South winds 5 to 10 mph.
.MONDAY AND MONDAY NIGHT...Mostly cloudy with showers likely and
a chance of thunderstorms. Lows 56 to 61. Highs in the upper 70s.
West winds 5 to 10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. West winds 5 to 10 mph.
$$
MAZ026-202000-
Northern Middlesex MA-
Including the cities of Ashby, Ayer, Groton, Pepperell, Shirley,
and Townsend
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Pcldy
Precip Type Showers Showers None
Chance Precip (%) 60 70 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 64 (-11) 52 (0) 72
RH % (24h trend) 73 (+29) 100 (+10) 59
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var NE 6
Precip Amount 0.08 0.24 0.00
Precip Duration 4 4
Precip Begin 7 AM Continuing
Precip End Continuing 6 AM
Mixing Hgt (ft-AGL) 3030 400 4390
Transport Wnd (kts) E 8 NE 8 E 15
Vent Rate (kt-ft) 24240 3200 65850
Max ADI Early 16 Gen Poor 12 Poor 54 Gen Good
Max ADI Late 20 Gen Poor 4 Very Poor 81 Good
Max LVORI Early 6 9 3
Max LVORI Late 6 9 3
Min Vsby Early 9 2 Fog 6 Fog
Min Vsby Late 3 Fog 3 Fog 9
Sunshine Hours N/A N/A N/A
CWR 40 50 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds around 5 mph.
.FRIDAY...Sunny. Highs around 80. Northeast winds 5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 50s. Northeast
winds around 5 mph, becoming northwest after midnight.
.SATURDAY...Sunny. Highs in the mid 80s. West winds around 5 mph,
becoming southwest around 5 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. Southwest
winds around 5 mph.
.SUNDAY...Partly sunny. Highs around 80. South winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. South winds around 5 mph.
.MONDAY AND MONDAY NIGHT...Mostly cloudy with showers likely and
a chance of thunderstorms. Lows in the upper 50s. Highs in the
upper 70s. West winds around 5 mph.
.TUESDAY...Sunny. Highs in the upper 70s. West winds around
5 mph.
$$
MAZ002-202000-
Western Franklin MA-
Including the cities of Ashfield, Charlemont, Colrain,
and Shelburne
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Pcldy
Precip Type Showers Showers None
Chance Precip (%) 80 80 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 60 (-12) 49 (-2) 70
RH % (24h trend) 78 (+35) 100 (+10) 57
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var NE 5
Precip Amount 0.37 0.69 0.00
Precip Duration 6 5
Precip Begin 6 AM Continuing
Precip End Continuing 6 AM
Mixing Hgt (ft-AGL) 2380 280 3980
Transport Wnd (kts) E 10 NE 10 NE 13
Vent Rate (kt-ft) 23800 2800 51740
Max ADI Early 17 Gen Poor 13 Gen Poor 3 Very Poor
Max ADI Late 4 Very Poor 7 Poor 66 Good
Max LVORI Early 8 8 5
Max LVORI Late 8 8 5
Min Vsby Early 6 Fog 2 Fog 2 Fog
Min Vsby Late 2 Fog 2 Fog 9
Sunshine Hours N/A N/A N/A
CWR 70 70 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly clear. Lows in the lower 50s. Northeast
winds 5 to 10 mph.
.FRIDAY...Sunny. Highs in the upper 70s. North winds 5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 50s. Northwest
winds around 5 mph.
.SATURDAY...Sunny. Highs around 80. Southwest winds around 5 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. South
winds around 5 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs in the mid
70s. South winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly cloudy with showers likely. Lows around
60. South winds 5 to 10 mph.
.MONDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the mid 70s. South winds around 5 mph.
.MONDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the mid 50s. West winds around 5 mph.
.TUESDAY...Sunny. Highs in the lower 70s. West winds 5 to 10 mph.
$$
MAZ003-202000-
Eastern Franklin MA-
Including the cities of Greenfield, Leverett, Northfield, Orange,
and Whately
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Pcldy
Precip Type Showers Showers None
Chance Precip (%) 80 80 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 63 (-12) 52 (-1) 73
RH % (24h trend) 62 (+25) 100 (+7) 49
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var NE 6
Precip Amount 0.24 0.66 0.00
Precip Duration 5 5
Precip Begin 6 AM Continuing
Precip End Continuing 6 AM
Mixing Hgt (ft-AGL) 2640 320 4280
Transport Wnd (kts) E 10 NE 9 E 14
Vent Rate (kt-ft) 26400 2880 59920
Max ADI Early 14 Gen Poor 8 Poor 1 Very Poor
Max ADI Late 1 Very Poor 7 Poor 54 Gen Good
Max LVORI Early 7 8 4
Max LVORI Late 7 8 4
Min Vsby Early 8 1 Fog 2 Fog
Min Vsby Late 2 Fog 2 Fog 9
Sunshine Hours N/A N/A N/A
CWR 60 70 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds 5 to 10 mph.
.FRIDAY...Sunny. Highs around 80. North winds 5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 50s. Northwest
winds around 5 mph.
.SATURDAY...Sunny. Highs in the lower 80s. Southwest winds around
5 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. South
winds 5 to 10 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. South winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly cloudy with showers likely. Lows in the
lower 60s. South winds 5 to 10 mph.
.MONDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the upper 70s. South winds around 5 mph.
.MONDAY NIGHT...Partly cloudy with showers likely and a chance of
thunderstorms. Lows in the mid 50s. West winds around 5 mph.
.TUESDAY...Sunny. Highs in the mid 70s. West winds 5 to 10 mph.
$$
MAZ008-202000-
Western Hampshire MA-
Including the cities of Chesterfield, Plainfield, Westhampton,
Williamsburg, and Worthington
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers
Chance Precip (%) 80 80 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 61 (-11) 50 (-2) 68
RH % (24h trend) 78 (+34) 100 (+7) 66
20ft Wnd AM(mph) Lgt/Var NE 5
20ft Wnd PM(mph) Lgt/Var Lgt/Var NE 6
Precip Amount 0.64 1.11 0.07
Precip Duration 6 6 0
Precip Begin 6 AM Continuing Continuing
Precip End Continuing Continuing 8 AM
Mixing Hgt (ft-AGL) 1950 250 3630
Transport Wnd (kts) E 11 E 11 NE 15
Vent Rate (kt-ft) 21450 2750 54450
Max ADI Early 9 Poor 8 Poor 1 Very Poor
Max ADI Late 1 Very Poor 9 Poor 51 Gen Good
Max LVORI Early 9 8 6
Max LVORI Late 9 8 6
Min Vsby Early 7 1 Fog 3 Fog
Min Vsby Late 1 Fog 2 Fog 9
Sunshine Hours N/A N/A N/A
CWR 80 70 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds 5 to 10 mph.
.FRIDAY...Sunny. Highs in the upper 70s. North winds 5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 50s. Northwest
winds around 5 mph.
.SATURDAY...Sunny. Highs in the upper 70s. Southwest winds around
5 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. South
winds around 5 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs in the mid
70s. South winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly cloudy with showers likely. Lows around
60. South winds 5 to 10 mph.
.MONDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the mid 70s. South winds around 5 mph.
.MONDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the mid 50s. West winds around 5 mph.
.TUESDAY...Sunny. Highs in the lower 70s. West winds 5 to 10 mph.
$$
MAZ010-202000-
Eastern Hampshire MA-
Including the cities of Amherst, Belchertown, Northampton,
Southampton, and Ware
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers
Chance Precip (%) 80 80 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 63 (-14) 53 (0) 72
RH % (24h trend) 70 (+31) 100 (+11) 59
20ft Wnd AM(mph) Lgt/Var NE 6
20ft Wnd PM(mph) E 5 NE 5 NE 8 G17
Precip Amount 0.44 1.24 0.08
Precip Duration 6 6 0
Precip Begin 6 AM Continuing Continuing
Precip End Continuing Continuing 8 AM
Mixing Hgt (ft-AGL) 2350 520 4200
Transport Wnd (kts) E 10 NE 10 NE 16
Vent Rate (kt-ft) 23500 5200 67200
Max ADI Early 8 Poor 9 Poor 1 Very Poor
Max ADI Late 1 Very Poor 8 Poor 49 Gen Good
Max LVORI Early 7 7 5
Max LVORI Late 7 7 5
Min Vsby Early 8 1 Fog 3 Fog
Min Vsby Late 1 Fog 2 Fog 9
Sunshine Hours N/A N/A N/A
CWR 80 70 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds 5 to 10 mph.
.FRIDAY...Mostly sunny. Highs in the lower 80s. North winds 5 to
10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 50s. Northwest
winds around 5 mph.
.SATURDAY...Sunny. Highs in the lower 80s. Southwest winds around
5 mph.
.SATURDAY NIGHT...Partly cloudy. Lows around 60. South winds 5 to
10 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. South winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly cloudy with showers likely. Lows in the
lower 60s. South winds 5 to 10 mph.
.MONDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the upper 70s. South winds 5 to 10 mph.
.MONDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the mid 50s. West winds around 5 mph.
.TUESDAY...Sunny. Highs in the mid 70s. West winds 5 to 10 mph.
$$
MAZ009-202000-
Western Hampden MA-
Including the cities of Blandford, Chester, Granville,
Montgomery, Russell, and Tolland
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers
Chance Precip (%) 80 80 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 62 (-11) 51 (-1) 69
RH % (24h trend) 78 (+33) 100 (+7) 70
20ft Wnd AM(mph) Lgt/Var NE 6
20ft Wnd PM(mph) E 5 NE 5 NE 7
Precip Amount 0.61 0.91 0.09
Precip Duration 6 6 0
Precip Begin 6 AM Continuing Continuing
Precip End Continuing Continuing 8 AM
Mixing Hgt (ft-AGL) 1800 200 3420
Transport Wnd (kts) E 12 E 12 NE 16
Vent Rate (kt-ft) 21600 2400 54720
Max ADI Early 18 Gen Poor 21 Fair 1 Very Poor
Max ADI Late 21 Fair 10 Poor 46 Gen Good
Max LVORI Early 6 8 6
Max LVORI Late 6 8 6
Min Vsby Early 7 1 Fog 3 Fog
Min Vsby Late 1 Fog 2 Fog 9
Sunshine Hours N/A N/A N/A
CWR 80 80 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds 5 to 10 mph.
.FRIDAY...Sunny. Highs in the upper 70s. North winds 5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 50s. Northwest
winds around 5 mph.
.SATURDAY...Sunny. Highs around 80. Southwest winds around 5 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. South
winds around 5 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs in the mid
70s. South winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly cloudy with showers likely. Lows in the
lower 60s. South winds 5 to 10 mph.
.MONDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the mid 70s. Southwest winds around
5 mph.
.MONDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the mid 50s. West winds around 5 mph.
.TUESDAY...Sunny. Highs in the lower 70s. West winds around
5 mph.
$$
MAZ011-202000-
Eastern Hampden MA-
Including the cities of Chicopee, Holland, Palmer, Southwick,
Springfield, and Westfield
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers
Chance Precip (%) 80 80 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 65 (-11) 53 (-1) 71
RH % (24h trend) 65 (+28) 100 (+10) 57
20ft Wnd AM(mph) Lgt/Var NE 7 G17
20ft Wnd PM(mph) NE 6 NE 5 NE 9 G19
Precip Amount 0.47 0.91 0.09
Precip Duration 5 6 0
Precip Begin 6 AM Continuing Continuing
Precip End Continuing Continuing 8 AM
Mixing Hgt (ft-AGL) 2190 500 3890
Transport Wnd (kts) E 11 NE 12 NE 17
Vent Rate (kt-ft) 24090 6000 66130
Max ADI Early 24 Fair 24 Fair 1 Very Poor
Max ADI Late 25 Fair 9 Poor 52 Gen Good
Max LVORI Early 5 7 6
Max LVORI Late 5 7 6
Min Vsby Early 8 1 Fog 4 Fog
Min Vsby Late 1 Fog 2 Fog 9
Sunshine Hours N/A N/A N/A
CWR 80 70 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds 5 to 10 mph.
.FRIDAY...Mostly sunny. Highs around 80. North winds 5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 50s. North winds
around 5 mph, becoming west after midnight.
.SATURDAY...Sunny. Highs in the lower 80s. Southwest winds around
5 mph.
.SATURDAY NIGHT...Partly cloudy. Lows around 60. South winds 5 to
10 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. South winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly cloudy with showers likely. Lows in the
lower 60s. South winds 5 to 10 mph.
.MONDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the upper 70s. South winds 5 to 10 mph.
.MONDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. West winds around 5 mph.
.TUESDAY...Sunny. Highs in the mid 70s. West winds 5 to 10 mph.
$$
CTZ002-202000-
Hartford CT-
Including the cities of Hartford, Glastonbury, Granby,
Southington, and Windsor Locks
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers
Chance Precip (%) 80 80 30
Chance of Thunder (%) 0 0 0
Temp (24h trend) 68 (-8) 53 (-2) 71
RH % (24h trend) 65 (+27) 100 (+10) 59
20ft Wnd AM(mph) Lgt/Var NE 7
20ft Wnd PM(mph) NE 6 NE 6 NE 9 G19
Precip Amount 0.26 0.52 0.07
Precip Duration 5 7 1
Precip Begin 7 AM Continuing Continuing
Precip End Continuing Continuing 1 PM
Mixing Hgt (ft-AGL) 2890 510 3320
Transport Wnd (kts) E 11 NE 12 NE 17
Vent Rate (kt-ft) 31790 6120 56440
Max ADI Early 28 Fair 26 Fair 31 Fair
Max ADI Late 31 Fair 12 Poor 48 Gen Good
Max LVORI Early 4 7 6
Max LVORI Late 4 7 6
Min Vsby Early 8 1 Fog 4 Fog
Min Vsby Late 1 Fog 2 Fog 9
Sunshine Hours N/A N/A N/A
CWR 70 70 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds 5 to 10 mph.
.FRIDAY...Sunny. Highs around 80. North winds 5 to 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 50s. North winds
around 5 mph, becoming west after midnight.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows 56 to 61. Highs
in the lower 80s. South winds 5 to 10 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. South winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly cloudy with showers likely. Lows in the
mid 60s. South winds 5 to 10 mph.
.MONDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the upper 70s. South winds 5 to 10 mph.
.MONDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. West winds around 5 mph.
.TUESDAY...Sunny. Highs in the mid 70s. West winds 5 to 10 mph.
$$
CTZ003-202000-
Tolland CT-
Including the cities of Mansfield, Stafford Springs, and Vernon
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers
Chance Precip (%) 80 80 30
Chance of Thunder (%) 0 0 0
Temp (24h trend) 66 (-9) 54 (0) 70
RH % (24h trend) 68 (+27) 100 (+10) 66
20ft Wnd AM(mph) Lgt/Var NE 7 G18
20ft Wnd PM(mph) E 6 E 6 NE 9 G19
Precip Amount 0.25 0.65 0.08
Precip Duration 4 7 1
Precip Begin 7 AM Continuing Continuing
Precip End Continuing Continuing 1 PM
Mixing Hgt (ft-AGL) 2660 520 3150
Transport Wnd (kts) E 12 E 12 NE 19
Vent Rate (kt-ft) 31920 6240 59850
Max ADI Early 27 Fair 27 Fair 7 Poor
Max ADI Late 31 Fair 12 Poor 8 Poor
Max LVORI Early 4 7 7
Max LVORI Late 4 7 7
Min Vsby Early 9 1 Fog 4 Fog
Min Vsby Late 1 Fog 2 Fog 9
Sunshine Hours N/A N/A N/A
CWR 70 70 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds around 10 mph.
.FRIDAY...Mostly sunny. Highs in the upper 70s. North winds 5 to
10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 50s. Northeast
winds around 5 mph, becoming west around 5 mph after midnight.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows 55 to 60. Highs
in the lower 80s. South winds around 5 mph.
.SUNDAY...Partly sunny. Highs in the upper 70s. South winds 5 to
10 mph.
.SUNDAY NIGHT...Mostly cloudy with showers likely. Lows in the
lower 60s. South winds 5 to 10 mph.
.MONDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the upper 70s. South winds around 5 mph.
.MONDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. West winds around 5 mph.
.TUESDAY...Sunny. Highs in the mid 70s. West winds 5 to 10 mph.
$$
CTZ004-202000-
Windham CT-
Including the cities of Ashford, Plainfield, Putnam,
and Willimantic
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers
Chance Precip (%) 80 80 30
Chance of Thunder (%) 0 0 0
Temp (24h trend) 67 (-9) 54 (0) 70
RH % (24h trend) 65 (+24) 100 (+10) 63
20ft Wnd AM(mph) Lgt/Var NE 8 G18
20ft Wnd PM(mph) E 6 NE 6 NE 10 G19
Precip Amount 0.26 0.71 0.09
Precip Duration 3 7 1
Precip Begin 10 AM Continuing Continuing
Precip End Continuing Continuing 2 PM
Mixing Hgt (ft-AGL) 2960 590 3120
Transport Wnd (kts) E 12 E 13 NE 19
Vent Rate (kt-ft) 35520 7670 59280
Max ADI Early 28 Fair 25 Fair 29 Fair
Max ADI Late 32 Fair 13 Gen Poor 1 Very Poor
Max LVORI Early 4 8 7
Max LVORI Late 4 8 7
Min Vsby Early 9 1 Fog 4 Fog
Min Vsby Late 2 Fog 2 Fog 9
Sunshine Hours N/A N/A N/A
CWR 70 70 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds 5 to 10 mph.
.FRIDAY...Mostly sunny. Highs in the upper 70s. North winds 10 to
15 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 50s. North winds
5 to 10 mph, becoming northwest after midnight.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows in the upper
50s. Highs in the lower 80s. South winds around 5 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. South winds 5 to
10 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. South winds 5 to 10 mph.
.MONDAY...Mostly cloudy with a chance of showers. Highs in the
upper 70s. South winds 5 to 10 mph.
.MONDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the upper 50s. West winds around 5 mph.
.TUESDAY...Sunny. Highs in the upper 70s. West winds 5 to 10 mph.
$$
RIZ001-202000-
Northwest Providence RI-
Including the cities of Cumberland, Foster, Glocester,
and Smithfield
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers
Chance Precip (%) 80 80 30
Chance of Thunder (%) 0 0 0
Temp (24h trend) 66 (-10) 55 (+1) 68
RH % (24h trend) 70 (+24) 100 (+10) 74
20ft Wnd AM(mph) Lgt/Var NE 7 G17
20ft Wnd PM(mph) E 6 NE 5 NE 9 G19
Precip Amount 0.26 1.04 0.12
Precip Duration 3 8 1
Precip Begin 11 AM Continuing Continuing
Precip End Continuing Continuing 3 PM
Mixing Hgt (ft-AGL) 3070 520 3100
Transport Wnd (kts) E 11 E 12 NE 19
Vent Rate (kt-ft) 33770 6240 58900
Max ADI Early 27 Fair 23 Fair 1 Very Poor
Max ADI Late 30 Fair 11 Poor 1 Very Poor
Max LVORI Early 4 8 7
Max LVORI Late 4 8 7
Min Vsby Early 9 1 Fog 6 Fog
Min Vsby Late 2 Fog 2 Fog 9
Sunshine Hours N/A N/A N/A
CWR 70 70 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Northeast
winds 5 to 10 mph.
.FRIDAY...Mostly sunny. Highs in the upper 70s. North winds 10 to
15 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 50s. North winds
5 to 10 mph, becoming northwest after midnight.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows in the upper
50s. Highs in the lower 80s. Southwest winds around 5 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. South winds 5 to
10 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. South winds 5 to 10 mph.
.MONDAY AND MONDAY NIGHT...Mostly cloudy with a chance of
showers. Lows 59 to 64. Highs in the upper 70s. West winds 5 to
10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. West winds 5 to 10 mph.
$$
RIZ002-202000-
Southeast Providence RI-
Including the cities of Cranston, Johnston, Pawtucket,
and Providence
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers
Chance Precip (%) 80 80 30
Chance of Thunder (%) 0 0 0
Temp (24h trend) 68 (-10) 57 (+2) 69
RH % (24h trend) 63 (+17) 100 (+13) 76
20ft Wnd AM(mph) Lgt/Var NE 7
20ft Wnd PM(mph) E 7 NE 5 NE 10 G19
Precip Amount 0.22 0.91 0.14
Precip Duration 3 8 1
Precip Begin 11 AM Continuing Continuing
Precip End Continuing Continuing 3 PM
Mixing Hgt (ft-AGL) 3440 530 3240
Transport Wnd (kts) E 11 E 12 NE 20
Vent Rate (kt-ft) 37840 6360 64800
Max ADI Early 31 Fair 25 Fair 34 Fair
Max ADI Late 32 Fair 11 Poor 1 Very Poor
Max LVORI Early 4 8 6
Max LVORI Late 4 8 6
Min Vsby Early 9 2 Fog 9
Min Vsby Late 2 Fog 3 Fog 9
Sunshine Hours N/A N/A N/A
CWR 70 70 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy. Lows in the upper 50s. Northeast
winds 10 to 15 mph.
.FRIDAY...Mostly sunny. Highs in the upper 70s. North winds 10 to
15 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 50s. North winds
10 to 15 mph, becoming northwest 5 to 10 mph after midnight.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows in the lower
60s. Highs in the lower 80s. Southwest winds 5 to 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. South winds 10 to
15 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. South winds 5 to 10 mph.
.MONDAY AND MONDAY NIGHT...Mostly cloudy with a chance of
showers. Lows 60 to 65. Highs in the upper 70s. West winds 5 to
10 mph.
.TUESDAY...Sunny. Highs in the upper 70s. West winds 5 to 10 mph.
$$
RIZ003-202000-
Western Kent RI-
Including the cities of Coventry and West Greenwich
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers
Chance Precip (%) 80 80 40
Chance of Thunder (%) 0 0 0
Temp (24h trend) 68 (-6) 56 (+3) 68
RH % (24h trend) 66 (+18) 100 (+10) 75
20ft Wnd AM(mph) Lgt/Var NE 9 G18
20ft Wnd PM(mph) E 7 E 6 NE 11 G20
Precip Amount 0.20 0.55 0.11
Precip Duration 3 8 1
Precip Begin 11 AM Continuing Continuing
Precip End Continuing Continuing 4 PM
Mixing Hgt (ft-AGL) 3210 670 2990
Transport Wnd (kts) E 12 E 14 NE 21
Vent Rate (kt-ft) 38520 9380 62790
Max ADI Early 32 Fair 27 Fair 31 Fair
Max ADI Late 33 Fair 16 Gen Poor 1 Very Poor
Max LVORI Early 4 5 7
Max LVORI Late 4 5 7
Min Vsby Early 9 2 Fog 5 Fog
Min Vsby Late 2 Fog 3 Fog 9
Sunshine Hours N/A N/A N/A
CWR 70 70 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy. Lows in the upper 50s. Northeast
winds 10 to 15 mph.
.FRIDAY...Mostly sunny. Highs in the upper 70s. North winds 10 to
15 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 50s. Northwest
winds 5 to 10 mph.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows in the upper
50s. Highs around 80. Southwest winds 5 to 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. South winds 5 to
10 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. South winds 5 to 10 mph.
.MONDAY AND MONDAY NIGHT...Mostly cloudy with a chance of
showers. Lows 59 to 64. Highs in the mid 70s. West winds 5 to
10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. West winds 5 to 10 mph.
$$
RIZ004-202000-
Eastern Kent RI-
Including the cities of East Greenwich, Warwick, and West Warwick
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Mcldy Mcldy
Precip Type Showers Showers Showers
Chance Precip (%) 80 80 40
Chance of Thunder (%) 0 0 0
Temp (24h trend) 70 (-5) 57 (+1) 70
RH % (24h trend) 57 (+16) 100 (+13) 67
20ft Wnd AM(mph) Lgt/Var NE 9 G18
20ft Wnd PM(mph) E 8 E 7 NE 12 G21
Precip Amount 0.21 0.71 0.14
Precip Duration 2 8 1
Precip Begin 12 PM Continuing Continuing
Precip End Continuing Continuing 4 PM
Mixing Hgt (ft-AGL) 3370 750 3360
Transport Wnd (kts) E 11 E 15 NE 21
Vent Rate (kt-ft) 37070 11250 70560
Max ADI Early 34 Fair 27 Fair 32 Fair
Max ADI Late 32 Fair 16 Gen Poor 1 Very Poor
Max LVORI Early 4 5 6
Max LVORI Late 4 5 6
Min Vsby Early 9 2 Fog 9
Min Vsby Late 2 Fog 3 Fog 9
Sunshine Hours N/A N/A N/A
CWR 70 70 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy. Lows in the upper 50s. Northeast
winds 10 to 15 mph.
.FRIDAY...Mostly sunny. Highs in the upper 70s. North winds 15 to
20 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 50s. North winds
10 to 15 mph.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows in the lower
60s. Highs around 80. Southwest winds 5 to 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. South winds 10 to
15 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. South winds 5 to 10 mph.
.MONDAY AND MONDAY NIGHT...Mostly cloudy. A chance of showers.
Lows in the lower 60s. Highs in the upper 70s. West winds 5 to
10 mph.
.TUESDAY...Sunny. Highs in the upper 70s. West winds 5 to 10 mph.
$$
RIZ005-202000-
Bristol RI-
Including the cities of Barrington, Bristol, and Warren
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers
Chance Precip (%) 70 80 40
Chance of Thunder (%) 0 0 0
Temp (24h trend) 70 (-6) 59 (+2) 71
RH % (24h trend) 59 (+13) 100 (+13) 70
20ft Wnd AM(mph) Lgt/Var NE 10 G19
20ft Wnd PM(mph) E 8 G17 E 8 G17 NE 12 G23
Precip Amount 0.18 0.79 0.17
Precip Duration 2 8 2
Precip Begin 12 PM Continuing Continuing
Precip End Continuing Continuing 5 PM
Mixing Hgt (ft-AGL) 3400 710 3300
Transport Wnd (kts) E 10 E 14 NE 21
Vent Rate (kt-ft) 34000 9940 69300
Max ADI Early 34 Fair 23 Fair 27 Fair
Max ADI Late 41 Gen Good 16 Gen Poor 1 Very Poor
Max LVORI Early 6 5 6
Max LVORI Late 6 5 6
Min Vsby Early 9 2 Fog 9
Min Vsby Late 2 Fog 3 Fog 9
Sunshine Hours N/A N/A N/A
CWR 70 70 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy. Lows in the lower 60s. Northeast
winds 10 to 15 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. North winds 15 to
20 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 60s. North winds
10 to 15 mph.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows in the lower
60s. Highs around 80. Southwest winds 5 to 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. South winds 10 to
15 mph.
.SUNDAY NIGHT THROUGH MONDAY NIGHT...Mostly cloudy with a chance
of showers. Lows in the mid 60s. Highs in the upper 70s. West
winds 5 to 10 mph.
.TUESDAY...Sunny. Highs in the upper 70s. West winds 5 to 10 mph.
$$
RIZ006-202000-
Washington RI-
Including the cities of Kingston, Narragansett, Richmond,
and Westerly
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Mcldy Mcldy
Precip Type Showers Showers Showers
Chance Precip (%) 70 80 40
Chance of Thunder (%) 0 0 0
Temp (24h trend) 71 (-3) 56 (+1) 71
RH % (24h trend) 61 (+16) 100 (+10) 68
20ft Wnd AM(mph) E 5 NE 10 G23
20ft Wnd PM(mph) E 9 G19 E 8 G19 NE 11 G26
Precip Amount 0.15 0.74 0.14
Precip Duration 2 8 2
Precip Begin 12 PM Continuing Continuing
Precip End Continuing Continuing 6 PM
Mixing Hgt (ft-AGL) 3380 850 3240
Transport Wnd (kts) E 12 NE 17 NE 23
Vent Rate (kt-ft) 40560 14450 74520
Max ADI Early 49 Gen Good 31 Fair 25 Fair
Max ADI Late 46 Gen Good 20 Gen Poor 1 Very Poor
Max LVORI Early 5 5 6
Max LVORI Late 5 5 6
Min Vsby Early 9 1 Fog 5 Fog
Min Vsby Late 2 Fog 3 Fog 9
Sunshine Hours N/A N/A N/A
CWR 70 70 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy. Lows in the upper 50s. Northeast
winds 15 to 20 mph.
.FRIDAY...Mostly sunny. Highs in the upper 70s. North winds 15 to
20 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 50s. North winds
10 to 15 mph.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows in the lower
60s. Highs in the upper 70s. Southwest winds 5 to 10 mph.
.SUNDAY...Mostly sunny. Highs in the mid 70s. South winds 10 to
15 mph.
.SUNDAY NIGHT THROUGH MONDAY NIGHT...Mostly cloudy with a chance
of showers. Lows in the lower 60s. Highs in the mid 70s. West
winds 10 to 15 mph.
.TUESDAY...Sunny. Highs in the mid 70s. West winds 5 to 10 mph.
$$
RIZ007-202000-
Newport RI-
Including the cities of Newport, Portsmouth, and Tiverton
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Mcldy Mcldy
Precip Type Showers Showers Showers
Chance Precip (%) 70 80 40
Chance of Thunder (%) 0 0 0
Temp (24h trend) 72 (-2) 59 (+1) 71
RH % (24h trend) 61 (+16) 100 (+14) 68
20ft Wnd AM(mph) E 6 NE 11 G23
20ft Wnd PM(mph) E 10 G19 E 10 G18 NE 14 G25
Precip Amount 0.12 0.81 0.16
Precip Duration 2 8 2
Precip Begin 12 PM Continuing Continuing
Precip End Continuing Continuing 6 PM
Mixing Hgt (ft-AGL) 3320 1100 3230
Transport Wnd (kts) E 12 E 17 NE 21
Vent Rate (kt-ft) 39840 18700 67830
Max ADI Early 32 Fair 22 Fair 1 Very Poor
Max ADI Late 32 Fair 22 Fair 1 Very Poor
Max LVORI Early 6 5 6
Max LVORI Late 6 5 6
Min Vsby Early 9 2 Fog 9
Min Vsby Late 2 Fog 3 Fog 9
Sunshine Hours N/A N/A N/A
CWR 60 70 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Breezy. Mostly cloudy. Lows in the lower 60s.
Northeast winds 15 to 25 mph.
.FRIDAY...Breezy. Mostly sunny. Highs in the mid 70s. North winds
20 to 25 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 60s. North winds
15 to 20 mph.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows in the mid 60s.
Highs in the upper 70s. Southwest winds 10 to 15 mph.
.SUNDAY...Mostly sunny. Highs in the mid 70s. South winds 10 to
15 mph.
.SUNDAY NIGHT THROUGH MONDAY NIGHT...Mostly cloudy with a chance
of showers. Lows in the mid 60s. Highs in the mid 70s. West winds
10 to 15 mph.
.TUESDAY...Sunny. Highs in the mid 70s. West winds 10 to 15 mph.
$$
RIZ008-202000-
Block Island RI-
Including the city of New Shoreham
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Mcldy Mcldy
Precip Type Showers Showers Tstms
Chance Precip (%) 70 70 40
Chance of Thunder (%) 0 0 20
Temp (24h trend) 70 (-1) 61 (-1) 71
RH % (24h trend) 73 (+22) 100 (+25) 69
20ft Wnd AM(mph) E 9 NE 16 G25
20ft Wnd PM(mph) E 12 G20 E 15 G21 NE 18 G27
Precip Amount 0.19 0.97 0.19
Precip Duration 2 7 2
Precip Begin 12 PM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt (ft-AGL) 2460 1420 2910
Transport Wnd (kts) E 15 E 25 NE 29
Vent Rate (kt-ft) 36900 35500 84390
Max ADI Early 38 Fair 32 Fair 1 Very Poor
Max ADI Late 1 Very Poor 33 Fair 1 Very Poor
Max LVORI Early 6 4 7
Max LVORI Late 6 4 7
Min Vsby Early 9 2 Fog 4 Fog
Min Vsby Late 2 Fog 3 Fog 9
Sunshine Hours N/A N/A N/A
CWR 70 80 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Breezy. Mostly cloudy. Lows in the lower 60s.
Northeast winds 20 to 25 mph.
.FRIDAY...Breezy. Mostly sunny. Highs in the mid 70s. North winds
15 to 25 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 60s. North winds
10 to 15 mph, becoming northwest after midnight.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows in the mid 60s.
Highs in the mid 70s. South winds 10 to 15 mph.
.SUNDAY...Mostly sunny. Highs in the mid 70s. South winds 5 to
10 mph.
.SUNDAY NIGHT THROUGH MONDAY NIGHT...Mostly cloudy with a chance
of showers. Lows in the mid 60s. Highs in the mid 70s. West winds
5 to 10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. West winds 5 to 10 mph.
$$
MAZ017-202000-
Northern Bristol MA-
Including the cities of Attleboro, Berkley, Easton, Mansfield,
Rehoboth, and Taunton
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers
Chance Precip (%) 70 80 30
Chance of Thunder (%) 0 0 0
Temp (24h trend) 69 (-6) 55 (+2) 69
RH % (24h trend) 61 (+18) 100 (+7) 68
20ft Wnd AM(mph) Lgt/Var NE 6
20ft Wnd PM(mph) E 6 NE 5 NE 9 G19
Precip Amount 0.16 1.29 0.20
Precip Duration 2 7 1
Precip Begin 11 AM Continuing Continuing
Precip End Continuing Continuing 4 PM
Mixing Hgt (ft-AGL) 3400 520 3160
Transport Wnd (kts) E 10 E 11 NE 19
Vent Rate (kt-ft) 34000 5720 60040
Max ADI Early 40 Fair 23 Fair 1 Very Poor
Max ADI Late 30 Fair 9 Poor 1 Very Poor
Max LVORI Early 4 8 6
Max LVORI Late 4 8 6
Min Vsby Early 9 2 Fog 9
Min Vsby Late 2 Fog 2 Fog 9
Sunshine Hours N/A N/A N/A
CWR 60 70 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy. Lows in the upper 50s. Northeast
winds 5 to 10 mph.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Northeast winds
10 to 15 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
5 to 10 mph, becoming northwest after midnight.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows in the upper
50s. Highs in the lower 80s. Southwest winds 5 to 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. South winds 5 to
10 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. South winds 5 to 10 mph.
.MONDAY AND MONDAY NIGHT...Mostly cloudy with a chance of
showers. Lows in the lower 60s. Highs in the upper 70s. West
winds 5 to 10 mph.
.TUESDAY...Sunny. Highs in the upper 70s. West winds 5 to 10 mph.
$$
MAZ018-202000-
Western Plymouth MA-
Including the cities of Bridgewater, Brockton, Carver,
Middleboro, and Pembroke
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers
Chance Precip (%) 60 70 30
Chance of Thunder (%) 0 0 0
Temp (24h trend) 70 (-5) 56 (+3) 70
RH % (24h trend) 63 (+17) 100 (+10) 72
20ft Wnd AM(mph) Lgt/Var NE 7 G19
20ft Wnd PM(mph) E 6 E 5 NE 10 G20
Precip Amount 0.09 0.98 0.15
Precip Duration 2 6 1
Precip Begin 11 AM Continuing Continuing
Precip End Continuing Continuing 4 PM
Mixing Hgt (ft-AGL) 3260 460 3130
Transport Wnd (kts) E 10 E 12 NE 20
Vent Rate (kt-ft) 32600 5520 62600
Max ADI Early 41 Gen Good 26 Fair 1 Very Poor
Max ADI Late 30 Fair 11 Poor 1 Very Poor
Max LVORI Early 4 7 4
Max LVORI Late 4 7 4
Min Vsby Early 9 2 Fog 9
Min Vsby Late 2 Fog 3 Fog 9
Sunshine Hours N/A N/A N/A
CWR 50 70 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy. Lows in the upper 50s. Northeast
winds 10 to 15 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Northeast winds
10 to 15 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
5 to 10 mph.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows around 60.
Highs in the lower 80s. Southwest winds 5 to 10 mph.
.SUNDAY...Mostly sunny. Highs around 80. South winds 5 to 10 mph.
.SUNDAY NIGHT AND MONDAY...Mostly cloudy. A chance of showers.
Lows in the mid 60s. Highs in the upper 70s. South winds 5 to
10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows
around 60. Southwest winds around 5 mph.
.TUESDAY...Sunny. Highs in the upper 70s. West winds around
5 mph.
$$
MAZ019-202000-
Eastern Plymouth MA-
Including the cities of Cohasset, Hingham, Marshfield, Plymouth,
and Scituate
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers
Chance Precip (%) 60 70 30
Chance of Thunder (%) 0 0 0
Temp (24h trend) 70 (-2) 57 (+1) 71
RH % (24h trend) 59 (+13) 100 (+14) 67
20ft Wnd AM(mph) Lgt/Var E 9 G22
20ft Wnd PM(mph) E 7 E 6 NE 11 G23
Precip Amount 0.06 0.68 0.12
Precip Duration 2 6 1
Precip Begin 10 AM Continuing Continuing
Precip End Continuing Continuing 5 PM
Mixing Hgt (ft-AGL) 3050 610 3210
Transport Wnd (kts) E 11 E 15 NE 21
Vent Rate (kt-ft) 33550 9150 67410
Max ADI Early 40 Fair 29 Fair 1 Very Poor
Max ADI Late 31 Fair 17 Gen Poor 1 Very Poor
Max LVORI Early 5 5 5
Max LVORI Late 5 5 5
Min Vsby Early 9 2 Fog 9
Min Vsby Late 3 Fog 5 Fog 9
Sunshine Hours N/A N/A N/A
CWR 40 70 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Breezy. Mostly cloudy. Lows in the lower 60s.
Northeast winds 15 to 25 mph.
.FRIDAY...Breezy. Mostly sunny. Highs in the mid 70s. Northeast
winds 15 to 25 mph.
.FRIDAY NIGHT...Partly cloudy. Lows around 60. North winds 15 to
20 mph.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows in the lower
60s. Highs in the upper 70s. Southwest winds 10 to 15 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. South winds 10 to
15 mph.
.SUNDAY NIGHT AND MONDAY...Mostly cloudy. A chance of showers.
Lows in the mid 60s. Highs in the mid 70s. South winds 10 to
15 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds 5 to 10 mph.
.TUESDAY...Sunny. Highs in the upper 70s. West winds 5 to 10 mph.
$$
MAZ020-202000-
Southern Bristol MA-
Including the cities of Acushnet, Fall River, New Bedford,
Swansea, and Westport
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Mcldy Mcldy
Precip Type Showers Showers Showers
Chance Precip (%) 70 80 40
Chance of Thunder (%) 0 0 0
Temp (24h trend) 72 (-3) 57 (+2) 72
RH % (24h trend) 61 (+18) 100 (+10) 68
20ft Wnd AM(mph) E 5 NE 10 G23
20ft Wnd PM(mph) E 8 G19 E 8 G19 NE 12 G26
Precip Amount 0.14 0.82 0.16
Precip Duration 2 8 2
Precip Begin 12 PM Continuing Continuing
Precip End Continuing Continuing 6 PM
Mixing Hgt (ft-AGL) 3510 670 3140
Transport Wnd (kts) E 11 E 14 NE 20
Vent Rate (kt-ft) 38610 9380 62800
Max ADI Early 31 Fair 24 Fair 26 Fair
Max ADI Late 30 Fair 16 Gen Poor 1 Very Poor
Max LVORI Early 5 5 6
Max LVORI Late 5 5 6
Min Vsby Early 9 2 Fog 9
Min Vsby Late 2 Fog 3 Fog 9
Sunshine Hours N/A N/A N/A
CWR 60 70 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Breezy. Mostly cloudy. Lows around 60.
Northeast winds 20 to 25 mph.
.FRIDAY...Breezy. Mostly sunny. Highs in the upper 70s. North
winds 20 to 25 mph.
.FRIDAY NIGHT...Partly cloudy. Lows around 60. North winds 15 to
20 mph.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows in the lower
60s. Highs around 80. Southwest winds 10 to 15 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. South winds 10 to
15 mph.
.SUNDAY NIGHT THROUGH MONDAY NIGHT...Mostly cloudy with a chance
of showers. Lows in the mid 60s. Highs in the upper 70s. West
winds 10 to 15 mph.
.TUESDAY...Sunny. Highs in the upper 70s. West winds 10 to
15 mph.
$$
MAZ021-202000-
Southern Plymouth MA-
Including the cities of Marion, Mattapoisett, Rochester,
and Wareham
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers
Chance Precip (%) 60 80 40
Chance of Thunder (%) 0 0 0
Temp (24h trend) 73 (-2) 57 (+2) 72
RH % (24h trend) 59 (+13) 100 (+11) 71
20ft Wnd AM(mph) E 5 NE 10 G23
20ft Wnd PM(mph) E 8 G19 E 7 G19 NE 12 G27
Precip Amount 0.11 0.83 0.16
Precip Duration 2 7 2
Precip Begin 12 PM Continuing Continuing
Precip End Continuing Continuing 6 PM
Mixing Hgt (ft-AGL) 3450 620 3080
Transport Wnd (kts) E 10 E 15 NE 20
Vent Rate (kt-ft) 34500 9300 61600
Max ADI Early 34 Fair 23 Fair 28 Fair
Max ADI Late 31 Fair 15 Gen Poor 1 Very Poor
Max LVORI Early 4 5 5
Max LVORI Late 4 5 5
Min Vsby Early 9 2 Fog 9
Min Vsby Late 2 Fog 2 Fog 9
Sunshine Hours N/A N/A N/A
CWR 60 70 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Breezy. Mostly cloudy. Lows in the lower 60s.
Northeast winds 15 to 25 mph.
.FRIDAY...Breezy. Mostly sunny. Highs in the mid 70s. North winds
15 to 25 mph.
.FRIDAY NIGHT...Partly cloudy. Lows around 60. North winds 15 to
20 mph.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Lows in the lower
60s. Highs around 80. Southwest winds 10 to 15 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. South winds 10 to
15 mph.
.SUNDAY NIGHT THROUGH MONDAY NIGHT...Mostly cloudy with a chance
of showers. Lows in the mid 60s. Highs in the upper 70s.
Southwest winds 10 to 15 mph.
.TUESDAY...Sunny. Highs in the upper 70s. West winds 10 to
15 mph.
$$
MAZ022-202000-
Barnstable MA-
Including the cities of Bourne, Chatham, Falmouth, Hyannis,
Provincetown, and Wellfleet
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Mcldy Mcldy
Precip Type Showers Showers Showers
Chance Precip (%) 60 70 40
Chance of Thunder (%) 0 0 0
Temp (24h trend) 72 (-1) 58 (+2) 72
RH % (24h trend) 57 (+13) 100 (+17) 61
20ft Wnd AM(mph) E 6 E 11 G23
20ft Wnd PM(mph) E 9 G18 E 9 G18 NE 13 G27
Precip Amount 0.06 0.64 0.16
Precip Duration 1 7 2
Precip Begin 1 PM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt (ft-AGL) 3160 1110 2990
Transport Wnd (kts) E 10 E 18 E 21
Vent Rate (kt-ft) 31600 19980 62790
Max ADI Early 33 Fair 25 Fair 1 Very Poor
Max ADI Late 30 Fair 23 Fair 1 Very Poor
Max LVORI Early 5 5 5
Max LVORI Late 5 5 5
Min Vsby Early 9 2 Fog 9
Min Vsby Late 3 Fog 3 Fog 9
Sunshine Hours N/A N/A N/A
CWR 50 70 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Windy. Mostly cloudy. Lows in the lower 60s.
Northeast winds 20 to 30 mph.
.FRIDAY AND FRIDAY NIGHT...Windy. Partly cloudy. Lows in the
lower 60s. Highs in the mid 70s. North winds 20 to 30 mph.
.SATURDAY...Sunny. Highs in the upper 70s. Northwest winds 15 to
20 mph, becoming west 10 to 15 mph in the afternoon.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 60s. Southwest
winds 10 to 15 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. South winds 10 to
15 mph.
.SUNDAY NIGHT THROUGH MONDAY NIGHT...Mostly cloudy with a chance
of showers. Lows in the mid 60s. Highs in the mid 70s. Southwest
winds 10 to 15 mph.
.TUESDAY...Sunny. Highs in the upper 70s. West winds 10 to
15 mph.
$$
MAZ023-202000-
Dukes MA-
Including the cities of Edgartown, Oak Bluffs, and Vineyard Haven
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Mcldy Mcldy
Precip Type Showers Showers Showers
Chance Precip (%) 60 80 40
Chance of Thunder (%) 0 0 0
Temp (24h trend) 72 (-1) 58 (+1) 72
RH % (24h trend) 68 (+20) 97 (+14) 69
20ft Wnd AM(mph) E 8 E 15 G24
20ft Wnd PM(mph) E 12 G20 E 12 G21 NE 16 G27
Precip Amount 0.06 0.76 0.20
Precip Duration 1 8 2
Precip Begin 1 PM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt (ft-AGL) 2820 1370 2870
Transport Wnd (kts) E 13 E 23 NE 24
Vent Rate (kt-ft) 36660 31510 68880
Max ADI Early 35 Fair 29 Fair 1 Very Poor
Max ADI Late 37 Fair 29 Fair 1 Very Poor
Max LVORI Early 5 4 6
Max LVORI Late 5 4 6
Min Vsby Early 9 2 Fog 9
Min Vsby Late 3 Fog 3 Fog 9
Sunshine Hours N/A N/A N/A
CWR 40 70 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Windy. Mostly cloudy. Lows in the lower 60s.
Northeast winds 20 to 30 mph.
.FRIDAY...Windy. Mostly sunny. Highs in the mid 70s. Northeast
winds 20 to 30 mph.
.FRIDAY NIGHT...Breezy. Partly cloudy. Lows in the lower 60s.
North winds 15 to 25 mph.
.SATURDAY...Sunny. Highs in the mid 70s. Northwest winds 15 to
20 mph, becoming west 10 to 15 mph in the afternoon.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 60s. South
winds 10 to 15 mph.
.SUNDAY...Mostly sunny. Highs in the mid 70s. South winds 10 to
15 mph.
.SUNDAY NIGHT THROUGH MONDAY NIGHT...Mostly cloudy with a chance
of showers. Lows in the mid 60s. Highs in the mid 70s. Southwest
winds 10 to 15 mph.
.TUESDAY...Sunny. Highs in the mid 70s. West winds 10 to 15 mph.
$$
MAZ024-202000-
Nantucket MA-
Including the city of Nantucket
409 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Mcldy Mcldy
Precip Type Showers Showers Showers
Chance Precip (%) 50 70 40
Chance of Thunder (%) 0 0 0
Temp (24h trend) 71 (-1) 59 (+1) 72
RH % (24h trend) 66 (+18) 97 (+10) 71
20ft Wnd AM(mph) E 8 E 15 G24
20ft Wnd PM(mph) E 11 G18 E 12 G19 NE 16 G28
Precip Amount 0.03 0.63 0.22
Precip Duration 1 8 2
Precip Begin 2 PM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt (ft-AGL) 2470 1560 2390
Transport Wnd (kts) E 12 E 23 NE 29
Vent Rate (kt-ft) 29640 35880 69310
Max ADI Early 31 Fair 32 Fair 1 Very Poor
Max ADI Late 38 Fair 30 Fair 1 Very Poor
Max LVORI Early 5 4 5
Max LVORI Late 5 4 5
Min Vsby Early 9 3 Fog 9
Min Vsby Late 3 Fog 4 Fog 9
Sunshine Hours N/A N/A N/A
CWR 30 70 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Windy. Mostly cloudy with a chance of showers.
Lows in the lower 60s. Northeast winds 20 to 30 mph.
.FRIDAY AND FRIDAY NIGHT...Windy. Partly cloudy. Lows in the
lower 60s. Highs in the lower 70s. North winds 20 to 30 mph.
.SATURDAY...Sunny. Highs in the mid 70s. Northwest winds 15 to
20 mph.
.SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows in the lower 60s.
Highs in the mid 70s. South winds 10 to 15 mph.
.SUNDAY NIGHT THROUGH MONDAY NIGHT...Mostly cloudy with a chance
of showers. Lows in the mid 60s. Highs in the mid 70s. Southwest
winds 10 to 15 mph.
.TUESDAY...Mostly sunny with a chance of showers. Highs in the
mid 70s. West winds 10 to 15 mph.
$$
.OUTLOOK 8 TO 14 DAYS...
Temperatures below normal. Precipitation above normal.
$$
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