Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
819
FNUS51 KBOX 230810
FWFBOX
Fire Weather Planning Forecast for Southern New England
National Weather Service Boston/Norton MA
409 AM EDT Sun Aug 23 2026
.DISCUSSION...
Few showers for today with scattered showers and an isolated
thunderstorm possible in the afternoon to early evening,
especially further west towards the CT River Valley. Clearer,
less humid conditions follow tonight`s front to start the week as
high pressure starts to build in.
Minimum relative humidity values today range between 70 and
85 percent. Values tomorrow range between 45 and 55 percent
Monday, with higher values towards the outer Cape and the
Islands.
.Outlook...Monday Night through Saturday...
High pressure continues to build in for the start of the week,
resulting in drier weather through Wednesday. Another cold front
and weak low pressure may approach southern New England for next
Thursday into Friday.
MAZ015-232000-
Suffolk MA-
Including the city of Boston
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Showers Showers None
Chance Precip (%) 30 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 79 (+7) 64 (0) 83
RH % (24h trend) 76 (+3) 100 (0) 43
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 9
Precip Amount 0.11 0.01 0.00
Precip Duration 2 0
Precip Begin 6 AM Continuing
Precip End Continuing 9 PM
Mixing Hgt (ft-AGL) 2090 430 6840
Transport Wnd (kts) SE 7 SW 7 SW 14
Vent Rate (kt-ft) 14630 3010 95760
Max ADI Early 8 Poor 7 Poor 56 Gen Good
Max ADI Late 3 Very Poor 7 Poor 58 Gen Good
Max LVORI Early 6 8 1
Max LVORI Late 6 8 1
Min Vsby Early 1 Fog 4 Fog 8
Min Vsby Late 3 Fog 5 Fog 9
Sunshine Hours N/A N/A N/A
CWR 20 10 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the lower 60s. Southwest
winds 5 to 10 mph.
.TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Lows in the
lower 60s. Highs in the lower 80s. Southwest winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs in the lower 80s. South winds
5 to 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 60s. South winds 5 to 10 mph.
.FRIDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. South winds around 5 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the upper 60s. Southwest winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the lower 80s. West winds
around 5 mph.
$$
MAZ016-232000-
Eastern Norfolk MA-
Including the city of Quincy
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Showers Showers None
Chance Precip (%) 30 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 80 (+9) 63 (-1) 83
RH % (24h trend) 72 (-6) 100 (0) 41
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 9
Precip Amount 0.17 0.00 0.00
Precip Duration 2
Precip Begin 6 AM
Precip End 6 PM
Mixing Hgt (ft-AGL) 2380 430 6390
Transport Wnd (kts) S 8 S 9 SW 14
Vent Rate (kt-ft) 19040 3870 89460
Max ADI Early 10 Poor 15 Gen Poor 47 Gen Good
Max ADI Late 1 Very Poor 8 Poor 61 Good
Max LVORI Early 6 9 1
Max LVORI Late 6 9 1
Min Vsby Early 1 Fog 5 Fog 8
Min Vsby Late 4 Fog 5 Fog 9
Sunshine Hours N/A N/A N/A
CWR 30 10 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows around 60. Southwest winds
5 to 10 mph.
.TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Lows in the
lower 60s. Highs in the lower 80s. Southwest winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs in the mid 80s. South winds 5 to
10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. South winds 5 to 10 mph.
.FRIDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. South winds around 5 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the lower 80s. West winds
around 5 mph.
$$
MAZ013-232000-
Western Norfolk MA-
Including the cities of Foxborough and Norwood
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Showers Showers None
Chance Precip (%) 30 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 79 (+7) 61 (-3) 81
RH % (24h trend) 74 (+1) 100 (0) 44
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 7
Precip Amount 0.12 0.00 0.00
Precip Duration 2
Precip Begin 6 AM
Precip End 6 PM
Mixing Hgt (ft-AGL) 2730 430 6360
Transport Wnd (kts) S 10 SW 7 SW 16
Vent Rate (kt-ft) 27300 3010 101760
Max ADI Early 11 Poor 31 Fair 84 Good
Max ADI Late 5 Very Poor 4 Very Poor 62 Good
Max LVORI Early 6 9 1
Max LVORI Late 6 9 1
Min Vsby Early 0 Fog 5 Fog 2 Fog
Min Vsby Late 5 Fog 5 Fog 9
Sunshine Hours N/A N/A N/A
CWR 30 10 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the upper 50s. Southwest
winds 5 to 10 mph.
.TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Lows in the
upper 50s. Highs around 80. Southwest winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs in the lower 80s. Southwest winds
5 to 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. South winds around 5 mph.
.FRIDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. South winds around 5 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the lower 80s. West winds
around 5 mph.
$$
MAZ014-232000-
Southeast Middlesex MA-
Including the city of Cambridge
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Showers Showers None
Chance Precip (%) 30 30
Chance of Thunder (%) 0 0 0
Temp (24h trend) 78 (+6) 63 (-1) 82
RH % (24h trend) 76 (+8) 100 (0) 43
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 8
Precip Amount 0.11 0.02 0.00
Precip Duration 2 1
Precip Begin 6 AM Continuing
Precip End Continuing 9 PM
Mixing Hgt (ft-AGL) 2630 420 7260
Transport Wnd (kts) SE 7 SW 6 SW 16
Vent Rate (kt-ft) 18410 2520 116160
Max ADI Early 10 Poor 6 Very Poor 89 Good
Max ADI Late 1 Very Poor 5 Very Poor 67 Good
Max LVORI Early 6 9 1
Max LVORI Late 6 9 1
Min Vsby Early 0 Fog 4 Fog 7
Min Vsby Late 4 Fog 4 Fog 9
Sunshine Hours N/A N/A N/A
CWR 20 20 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows around 60. Southwest winds
5 to 10 mph.
.TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Lows in the
lower 60s. Highs in the lower 80s. Southwest winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs in the mid 80s. South winds 5 to
10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. South winds 5 to 10 mph.
.FRIDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. South winds around 5 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds around 5 mph.
.SATURDAY...Sunny. Highs in the mid 80s. West winds around 5 mph.
$$
MAZ007-232000-
Eastern Essex MA-
Including the city of Gloucester
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Showers Showers None
Chance Precip (%) 30 30
Chance of Thunder (%) 0 0 0
Temp (24h trend) 77 (+6) 63 (-1) 82
RH % (24h trend) 79 (+11) 100 (0) 43
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 7
Precip Amount 0.14 0.02 0.00
Precip Duration 1 1
Precip Begin 7 AM Continuing
Precip End Continuing 10 PM
Mixing Hgt (ft-AGL) 1850 420 6980
Transport Wnd (kts) SE 6 SW 7 SW 13
Vent Rate (kt-ft) 11100 2940 90740
Max ADI Early 8 Poor 6 Very Poor 58 Gen Good
Max ADI Late 5 Very Poor 7 Poor 55 Gen Good
Max LVORI Early 7 9 2
Max LVORI Late 7 9 2
Min Vsby Early 1 Fog 2 Fog 7
Min Vsby Late 2 Fog 3 Fog 9
Sunshine Hours N/A N/A N/A
CWR 20 10 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the lower 60s. Southwest
winds 5 to 10 mph.
.TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Lows in the
lower 60s. Highs around 80. West winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs in the lower 80s. Southwest winds
around 5 mph, becoming southeast in the afternoon.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. South winds 5 to 10 mph.
.FRIDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. Southeast winds 5 to 10 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 60s. South winds around 5 mph, becoming west after
midnight.
.SATURDAY...Sunny. Highs in the lower 80s. West winds around
5 mph, becoming southwest in the afternoon.
$$
MAZ006-232000-
Western Essex MA-
Including the city of Lawrence
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Showers Showers None
Chance Precip (%) 30 40
Chance of Thunder (%) 0 0 0
Temp (24h trend) 77 (+5) 61 (-2) 82
RH % (24h trend) 76 (+13) 100 (0) 43
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 6
Precip Amount 0.10 0.04 0.00
Precip Duration 1 1
Precip Begin 7 AM Continuing
Precip End Continuing 10 PM
Mixing Hgt (ft-AGL) 2650 420 7350
Transport Wnd (kts) SE 8 SW 5 SW 17
Vent Rate (kt-ft) 21200 2100 124950
Max ADI Early 10 Poor 15 Gen Poor 75 Good
Max ADI Late 1 Very Poor 4 Very Poor 104 Very Good
Max LVORI Early 6 10 1
Max LVORI Late 6 10 1
Min Vsby Early 0 Fog 2 Fog 7
Min Vsby Late 3 Fog 3 Fog 9
Sunshine Hours N/A N/A N/A
CWR 20 20 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the upper 50s. Southwest
winds around 5 mph.
.TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Lows in the
upper 50s. Highs in the lower 80s. West winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs in the mid 80s. South winds 5 to
10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. South winds 5 to 10 mph.
.FRIDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. South winds around 5 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 60s. South winds around 5 mph, becoming west after
midnight.
.SATURDAY...Sunny. Highs in the lower 80s. West winds around
5 mph.
$$
MAZ005-232000-
Central Middlesex MA-
Including the cities of Framingham and Lowell
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Tstms Showers None
Chance Precip (%) 40 40
Chance of Thunder (%) 20 0 0
Temp (24h trend) 78 (+6) 59 (-4) 81
RH % (24h trend) 76 (+15) 100 (0) 43
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 7
Precip Amount 0.10 0.03 0.00
Precip Duration 2 1
Precip Begin 6 AM Continuing
Precip End Continuing 10 PM
Mixing Hgt (ft-AGL) 2800 420 6870
Transport Wnd (kts) S 9 SW 6 SW 17
Vent Rate (kt-ft) 25200 2520 116790
Max ADI Early 10 Poor 4 Very Poor 78 Good
Max ADI Late 1 Very Poor 4 Very Poor 104 Very Good
Max LVORI Early 6 9 1
Max LVORI Late 6 9 1
Min Vsby Early 0 Fog 4 Fog 7
Min Vsby Late 4 Fog 4 Fog 9
Sunshine Hours N/A N/A N/A
CWR 20 20 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the upper 50s. Southwest
winds 5 to 10 mph.
.TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Lows in the
upper 50s. Highs in the lower 80s. Southwest winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs in the mid 80s. Southwest winds
around 5 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. South winds around 5 mph.
.FRIDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. South winds around 5 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph.
.SATURDAY...Sunny. Highs in the lower 80s. West winds around
5 mph.
$$
MAZ012-232000-
Southern Worcester MA-
Including the cities of Milford and Worcester
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Tstms Showers None
Chance Precip (%) 50 40 10
Chance of Thunder (%) 20 0 0
Temp (24h trend) 77 (+5) 59 (-3) 79
RH % (24h trend) 79 (+11) 100 (0) 49
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 7 G17
Precip Amount 0.07 0.02 0.00
Precip Duration 2 1
Precip Begin 6 AM Continuing
Precip End Continuing 9 PM
Mixing Hgt (ft-AGL) 2590 420 6830
Transport Wnd (kts) S 10 SW 6 SW 16
Vent Rate (kt-ft) 25900 2520 109280
Max ADI Early 8 Poor 5 Very Poor 73 Good
Max ADI Late 1 Very Poor 5 Very Poor 63 Good
Max LVORI Early 6 9 1
Max LVORI Late 6 9 1
Min Vsby Early 0 Fog 5 Fog 1 Fog
Min Vsby Late 5 Fog 3 Fog 9
Sunshine Hours N/A N/A N/A
CWR 10 20 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds 5 to 10 mph.
.TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Lows in the
upper 50s. Highs in the upper 70s. Southwest winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs in the lower 80s. Southwest winds
around 5 mph.
.THURSDAY NIGHT AND FRIDAY...Mostly cloudy. A chance of showers.
Lows in the lower 60s. Highs in the lower 80s. South winds around
5 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the lower 80s. West winds
around 5 mph.
$$
MAZ004-232000-
Northern Worcester MA-
Including the cities of Barre and Fitchburg
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 60 50 10
Chance of Thunder (%) 20 20 0
Temp (24h trend) 76 (+5) 55 (-6) 77
RH % (24h trend) 79 (+15) 100 (0) 49
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 7 G17
Precip Amount 0.13 0.08 0.00
Precip Duration 4 1
Precip Begin 6 AM Continuing
Precip End Continuing 10 PM
Mixing Hgt (ft-AGL) 2430 420 6970
Transport Wnd (kts) S 9 SW 6 SW 16
Vent Rate (kt-ft) 21870 2520 111520
Max ADI Early 8 Poor 5 Very Poor 60 Gen Good
Max ADI Late 1 Very Poor 4 Very Poor 61 Good
Max LVORI Early 7 10 1
Max LVORI Late 7 10 1
Min Vsby Early 0 Fog 5 Fog 3 Fog
Min Vsby Late 4 Fog 5 Fog 8
Sunshine Hours N/A N/A N/A
CWR 50 40 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds 5 to 10 mph.
.TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Lows in the mid
50s. Highs in the upper 70s. Southwest winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs around 80. Southwest winds 5 to
10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. South winds 5 to 10 mph.
.FRIDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the upper 70s. South winds around 5 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows around 60. Southwest winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the upper 70s. West winds
around 5 mph.
$$
MAZ026-232000-
Northern Middlesex MA-
Including the city of Ayer
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 60 50 10
Chance of Thunder (%) 20 20 0
Temp (24h trend) 78 (+6) 57 (-6) 80
RH % (24h trend) 79 (+15) 100 (0) 47
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 7
Precip Amount 0.12 0.07 0.00
Precip Duration 3 1
Precip Begin 6 AM Continuing
Precip End Continuing 10 PM
Mixing Hgt (ft-AGL) 2630 400 6600
Transport Wnd (kts) S 9 SW 6 SW 16
Vent Rate (kt-ft) 23670 2400 105600
Max ADI Early 10 Poor 10 Poor 78 Good
Max ADI Late 2 Very Poor 3 Very Poor 105 Very Good
Max LVORI Early 6 10 1
Max LVORI Late 6 10 1
Min Vsby Early 0 Fog 5 Fog 6 Fog
Min Vsby Late 4 Fog 5 Fog 9
Sunshine Hours N/A N/A N/A
CWR 40 40 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds around 5 mph.
.TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Lows in the mid
50s. Highs around 80. West winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs in the lower 80s. Southwest winds
around 5 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. South winds around 5 mph.
.FRIDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. South winds around 5 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph.
.SATURDAY...Sunny. Highs in the lower 80s. West winds around
5 mph.
$$
MAZ002-232000-
Western Franklin MA-
Including the city of Charlemont
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Tstms Tstms Tstms
Chance Precip (%) 70 60 30
Chance of Thunder (%) 40 20 20
Temp (24h trend) 73 (+3) 51 (-8) 75
RH % (24h trend) 84 (+18) 100 (0) 56
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.26 0.06 0.00
Precip Duration 5 1
Precip Begin 6 AM Continuing
Precip End Continuing 11 PM
Mixing Hgt (ft-AGL) 2350 420 5680
Transport Wnd (kts) S 10 W 6 SW 15
Vent Rate (kt-ft) 23500 2520 85200
Max ADI Early 10 Poor 14 Gen Poor 66 Good
Max ADI Late 4 Very Poor 3 Very Poor 103 Very Good
Max LVORI Early 9 9 2
Max LVORI Late 9 9 2
Min Vsby Early 0 Fog 6 Fog 6 Fog
Min Vsby Late 5 Fog 5 Fog 9
Sunshine Hours N/A N/A N/A
CWR 50 40 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. West winds
around 5 mph.
.TUESDAY...Mostly sunny. Highs in the lower 70s. West winds 5 to
10 mph.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the lower
50s. Highs in the mid 70s. West winds 5 to 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 50s. West winds
around 5 mph in the evening, becoming light and variable.
.THURSDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. South winds around 5 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 50s. South winds around 5 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Southwest winds around
5 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. West winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the mid 70s. West winds around
5 mph.
$$
MAZ003-232000-
Eastern Franklin MA-
Including the cities of Greenfield and Orange
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Pcldy
Precip Type Tstms Tstms Showers
Chance Precip (%) 70 60 20
Chance of Thunder (%) 40 20 0
Temp (24h trend) 75 (+2) 56 (-5) 77
RH % (24h trend) 79 (+15) 100 (0) 54
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 7
Precip Amount 0.18 0.08 0.03
Precip Duration 5 1 0
Precip Begin 6 AM Continuing 2 PM
Precip End Continuing 11 PM 6 PM
Mixing Hgt (ft-AGL) 2350 420 5800
Transport Wnd (kts) S 9 SW 6 SW 15
Vent Rate (kt-ft) 21150 2520 87000
Max ADI Early 8 Poor 4 Very Poor 54 Gen Good
Max ADI Late 1 Very Poor 3 Very Poor 84 Good
Max LVORI Early 8 10 2
Max LVORI Late 8 10 2
Min Vsby Early 1 Fog 6 Fog 6 Fog
Min Vsby Late 6 Fog 5 Fog 8
Sunshine Hours N/A N/A N/A
CWR 60 50 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds around 5 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows in the mid 50s.
Highs in the upper 70s. West winds 5 to 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 50s. West
winds around 5 mph in the evening, becoming light and variable.
.THURSDAY...Mostly sunny with a chance of showers. Highs in the
lower 80s. South winds 5 to 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. South winds 5 to 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. South winds around 5 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows around 60. West winds around 5 mph.
.SATURDAY...Mostly sunny. Highs around 80. West winds around
5 mph.
$$
MAZ008-232000-
Western Hampshire MA-
Including the city of Chesterfield
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Tstms Tstms Showers
Chance Precip (%) 70 50 20
Chance of Thunder (%) 40 20 0
Temp (24h trend) 73 (+2) 52 (-7) 74
RH % (24h trend) 87 (+19) 100 (0) 57
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 6
Precip Amount 0.22 0.06 0.00
Precip Duration 5 1
Precip Begin 6 AM Continuing
Precip End Continuing 9 PM
Mixing Hgt (ft-AGL) 2500 420 6170
Transport Wnd (kts) S 12 W 6 SW 16
Vent Rate (kt-ft) 30000 2520 98720
Max ADI Early 9 Poor 10 Poor 74 Good
Max ADI Late 1 Very Poor 4 Very Poor 94 Good
Max LVORI Early 8 9 3
Max LVORI Late 8 9 3
Min Vsby Early 0 Fog 8 6 Fog
Min Vsby Late 4 Fog 6 Fog 9
Sunshine Hours N/A N/A N/A
CWR 60 40 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the lower 50s. West winds
around 5 mph.
.TUESDAY...Mostly sunny. Highs in the lower 70s. West winds 5 to
10 mph.
.TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Mostly clear. Lows in
the mid 50s. Highs in the mid 70s. West winds around 5 mph.
.THURSDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. South winds around 5 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows
around 60. South winds around 5 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. South winds around 5 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. West winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the upper 70s. West winds
around 5 mph.
$$
MAZ010-232000-
Eastern Hampshire MA-
Including the cities of Amherst and Northampton
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Pcldy
Precip Type Tstms Tstms None
Chance Precip (%) 70 50 10
Chance of Thunder (%) 40 20 0
Temp (24h trend) 77 (+3) 56 (-6) 79
RH % (24h trend) 84 (+22) 100 (0) 52
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 8 G17
Precip Amount 0.20 0.09 0.00
Precip Duration 5 1
Precip Begin 6 AM Continuing
Precip End Continuing 9 PM
Mixing Hgt (ft-AGL) 2320 410 6590
Transport Wnd (kts) S 9 SW 3 SW 16
Vent Rate (kt-ft) 20880 1230 105440
Max ADI Early 9 Poor 4 Very Poor 53 Gen Good
Max ADI Late 1 Very Poor 3 Very Poor 60 Gen Good
Max LVORI Early 7 10 2
Max LVORI Late 7 10 2
Min Vsby Early 2 Fog 8 6 Fog
Min Vsby Late 6 Fog 6 Fog 7
Sunshine Hours N/A N/A N/A
CWR 60 40 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds around 5 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows in the mid 50s.
Highs in the upper 70s. West winds 5 to 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 50s. West
winds around 5 mph in the evening, becoming light and variable.
.THURSDAY AND THURSDAY NIGHT...Mostly cloudy. A chance of
showers. Lows around 60. Highs in the lower 80s. South winds 5 to
10 mph.
.FRIDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the lower 80s. South winds around 5 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. West winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the lower 80s. West winds
around 5 mph.
$$
MAZ009-232000-
Western Hampden MA-
Including the city of Blandford
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Mclear Pcldy
Precip Type Tstms Tstms None
Chance Precip (%) 70 50 10
Chance of Thunder (%) 40 20 0
Temp (24h trend) 75 (+3) 53 (-7) 75
RH % (24h trend) 84 (+18) 100 (0) 55
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 6
Precip Amount 0.23 0.06 0.00
Precip Duration 5 1
Precip Begin 6 AM Continuing
Precip End Continuing 9 PM
Mixing Hgt (ft-AGL) 2440 420 6510
Transport Wnd (kts) SW 11 SW 7 SW 16
Vent Rate (kt-ft) 26840 2940 104160
Max ADI Early 8 Poor 9 Poor 72 Good
Max ADI Late 1 Very Poor 4 Very Poor 96 Good
Max LVORI Early 8 9 2
Max LVORI Late 8 9 2
Min Vsby Early 0 Fog 8 5 Fog
Min Vsby Late 5 Fog 4 Fog 9
Sunshine Hours N/A N/A N/A
CWR 60 40 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the lower 50s. West winds
around 5 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. West winds 5 to
10 mph.
.TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Mostly clear. Lows in
the mid 50s. Highs in the upper 70s. Southwest winds around
5 mph.
.THURSDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. South winds around 5 mph.
.THURSDAY NIGHT...Mostly cloudy with showers likely. Lows in the
lower 60s. South winds around 5 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs around 80. South winds around 5 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows around 60. West winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the upper 70s. Northwest winds
around 5 mph.
$$
MAZ011-232000-
Eastern Hampden MA-
Including the city of Springfield
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Tstms Tstms None
Chance Precip (%) 70 50 10
Chance of Thunder (%) 40 20 0
Temp (24h trend) 79 (+5) 57 (-5) 78
RH % (24h trend) 82 (+18) 100 (0) 50
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 8 G17
Precip Amount 0.17 0.06 0.00
Precip Duration 4 1
Precip Begin 6 AM Continuing
Precip End Continuing 9 PM
Mixing Hgt (ft-AGL) 2440 410 6970
Transport Wnd (kts) S 11 SW 5 SW 16
Vent Rate (kt-ft) 26840 2050 111520
Max ADI Early 6 Very Poor 5 Very Poor 57 Gen Good
Max ADI Late 1 Very Poor 4 Very Poor 63 Good
Max LVORI Early 7 10 1
Max LVORI Late 7 10 1
Min Vsby Early 1 Fog 7 3 Fog
Min Vsby Late 6 Fog 3 Fog 8
Sunshine Hours N/A N/A N/A
CWR 60 40 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds around 5 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows in the mid 50s.
Highs in the upper 70s. West winds 5 to 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 50s. Southwest
winds around 5 mph.
.THURSDAY...Mostly sunny with a chance of showers. Highs in the
lower 80s. South winds 5 to 10 mph.
.THURSDAY NIGHT AND FRIDAY...Mostly cloudy with a chance of
showers. Lows in the lower 60s. Highs in the lower 80s. Southwest
winds 5 to 10 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. Southwest winds around
5 mph.
.SATURDAY...Mostly sunny. Highs in the lower 80s. Northwest winds
around 5 mph.
$$
CTZ002-232000-
Hartford CT-
Including the cities of Hartford and Windsor Locks
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Mclear Mclear
Precip Type Tstms Showers None
Chance Precip (%) 70 30 10
Chance of Thunder (%) 20 0 0
Temp (24h trend) 79 (+5) 56 (-8) 79
RH % (24h trend) 79 (+13) 100 (0) 50
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 7
Precip Amount 0.14 0.02 0.00
Precip Duration 4 0
Precip Begin 6 AM Continuing
Precip End Continuing 8 PM
Mixing Hgt (ft-AGL) 2930 390 6600
Transport Wnd (kts) S 11 SW 5 SW 15
Vent Rate (kt-ft) 32230 1950 99000
Max ADI Early 9 Poor 20 Gen Poor 65 Good
Max ADI Late 1 Very Poor 3 Very Poor 60 Gen Good
Max LVORI Early 7 10 1
Max LVORI Late 7 10 1
Min Vsby Early 2 Fog 8 2 Fog
Min Vsby Late 7 3 Fog 9
Sunshine Hours N/A N/A N/A
CWR 40 30 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds 5 to 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows in the upper 50s.
Highs in the upper 70s. West winds 5 to 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows around 60. Southwest winds
around 5 mph.
.THURSDAY...Mostly sunny with a chance of showers. Highs in the
lower 80s. South winds 5 to 10 mph.
.THURSDAY NIGHT AND FRIDAY...Mostly cloudy. A chance of showers.
Lows in the lower 60s. Highs in the lower 80s. South winds 5 to
10 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph, becoming west after
midnight.
.SATURDAY...Mostly sunny. Highs in the lower 80s. Northwest winds
around 5 mph.
$$
CTZ003-232000-
Tolland CT-
Including the cities of Union and Vernon
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Tstms Showers None
Chance Precip (%) 60 40 10
Chance of Thunder (%) 20 0 0
Temp (24h trend) 77 (+4) 58 (-5) 78
RH % (24h trend) 82 (+16) 100 (0) 52
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 8 G17
Precip Amount 0.08 0.01 0.00
Precip Duration 3 0
Precip Begin 6 AM Continuing
Precip End Continuing 8 PM
Mixing Hgt (ft-AGL) 2660 390 6670
Transport Wnd (kts) S 10 SW 5 SW 15
Vent Rate (kt-ft) 26600 1950 100050
Max ADI Early 8 Poor 11 Poor 59 Gen Good
Max ADI Late 1 Very Poor 4 Very Poor 60 Gen Good
Max LVORI Early 8 10 2
Max LVORI Late 8 10 2
Min Vsby Early 1 Fog 8 1 Fog
Min Vsby Late 7 0 Fog 8
Sunshine Hours N/A N/A N/A
CWR 20 10 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds around 5 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows in the mid 50s.
Highs in the upper 70s. West winds 5 to 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows around 60. Southwest winds
around 5 mph.
.THURSDAY...Mostly sunny with a chance of showers. Highs in the
lower 80s. South winds 5 to 10 mph.
.THURSDAY NIGHT AND FRIDAY...Mostly cloudy. A chance of showers.
Lows in the lower 60s. Highs in the lower 80s. South winds 5 to
10 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph, becoming west after
midnight.
.SATURDAY...Mostly sunny. Highs in the lower 80s. Northwest winds
around 5 mph.
$$
CTZ004-232000-
Windham CT-
Including the cities of Putnam and Willimantic
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Tstms Showers None
Chance Precip (%) 50 30
Chance of Thunder (%) 20 0 0
Temp (24h trend) 78 (+5) 58 (-5) 78
RH % (24h trend) 82 (+9) 100 (0) 52
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 8 G17
Precip Amount 0.06 0.00 0.00
Precip Duration 2
Precip Begin 6 AM
Precip End 6 PM
Mixing Hgt (ft-AGL) 2510 380 6620
Transport Wnd (kts) S 10 SW 5 SW 15
Vent Rate (kt-ft) 25100 1900 99300
Max ADI Early 11 Poor 6 Very Poor 66 Good
Max ADI Late 1 Very Poor 4 Very Poor 60 Gen Good
Max LVORI Early 7 10 1
Max LVORI Late 7 10 1
Min Vsby Early 1 Fog 7 1 Fog
Min Vsby Late 7 0 Fog 9
Sunshine Hours N/A N/A N/A
CWR 10 10 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds around 5 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows in the mid 50s.
Highs in the upper 70s. West winds 5 to 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows around 60. Southwest winds
around 5 mph.
.THURSDAY...Mostly sunny. Highs in the lower 80s. South winds
5 to 10 mph.
.THURSDAY NIGHT AND FRIDAY...Mostly cloudy. A chance of showers.
Lows in the lower 60s. Highs in the lower 80s. South winds 5 to
10 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the lower 80s. West winds
around 5 mph.
$$
RIZ001-232000-
Northwest Providence RI-
Including the cities of Foster and Smithfield
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Showers Showers None
Chance Precip (%) 40 30
Chance of Thunder (%) 0 0 0
Temp (24h trend) 77 (+5) 60 (-2) 79
RH % (24h trend) 79 (+3) 100 (0) 49
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 7
Precip Amount 0.10 0.00 0.00
Precip Duration 2
Precip Begin 6 AM
Precip End 6 PM
Mixing Hgt (ft-AGL) 2640 390 6400
Transport Wnd (kts) SW 10 SW 6 SW 16
Vent Rate (kt-ft) 26400 2340 102400
Max ADI Early 9 Poor 7 Poor 75 Good
Max ADI Late 37 Fair 5 Very Poor 63 Good
Max LVORI Early 6 9 1
Max LVORI Late 6 9 1
Min Vsby Early 0 Fog 7 1 Fog
Min Vsby Late 6 Fog 1 Fog 9
Sunshine Hours N/A N/A N/A
CWR 30 10 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the upper 50s. Southwest
winds around 5 mph.
.TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Lows in the
upper 50s. Highs in the upper 70s. Southwest winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs in the lower 80s. South winds
5 to 10 mph.
.THURSDAY NIGHT AND FRIDAY...Mostly cloudy. A chance of showers.
Lows in the mid 60s. Highs in the lower 80s. South winds around
5 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the lower 80s. West winds
around 5 mph.
$$
RIZ002-232000-
Southeast Providence RI-
Including the city of Providence
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Showers Showers None
Chance Precip (%) 40 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 78 (+6) 62 (-2) 79
RH % (24h trend) 79 (0) 100 (0) 50
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 9
Precip Amount 0.17 0.00 0.00
Precip Duration 2
Precip Begin 6 AM
Precip End 6 PM
Mixing Hgt (ft-AGL) 2670 400 6180
Transport Wnd (kts) SW 11 SW 6 SW 17
Vent Rate (kt-ft) 29370 2400 105060
Max ADI Early 9 Poor 32 Fair 55 Gen Good
Max ADI Late 29 Fair 4 Very Poor 64 Good
Max LVORI Early 6 9 1
Max LVORI Late 6 9 1
Min Vsby Early 1 Fog 7 1 Fog
Min Vsby Late 7 7 9
Sunshine Hours N/A N/A N/A
CWR 30 10 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Clear. Lows in the upper 50s. Southwest winds
5 to 10 mph.
.TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Lows in the
lower 60s. Highs in the upper 70s. Southwest winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs in the lower 80s. South winds
5 to 10 mph.
.THURSDAY NIGHT AND FRIDAY...Mostly cloudy. A chance of showers.
Lows in the mid 60s. Highs in the lower 80s. South winds 5 to
10 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the lower 80s. West winds
around 5 mph.
$$
RIZ003-232000-
Western Kent RI-
Including the cities of Coventry and West Greenwich
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Showers Showers None
Chance Precip (%) 40 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 77 (+6) 61 (-2) 77
RH % (24h trend) 82 (+3) 100 (0) 54
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 8
Precip Amount 0.13 0.00 0.00
Precip Duration 2
Precip Begin 6 AM
Precip End 6 PM
Mixing Hgt (ft-AGL) 2510 390 5810
Transport Wnd (kts) SW 10 SW 6 SW 16
Vent Rate (kt-ft) 25100 2340 92960
Max ADI Early 8 Poor 35 Fair 54 Gen Good
Max ADI Late 35 Fair 4 Very Poor 61 Good
Max LVORI Early 7 9 1
Max LVORI Late 7 9 1
Min Vsby Early 0 Fog 7 2 Fog
Min Vsby Late 7 2 Fog 9
Sunshine Hours N/A N/A N/A
CWR 30 10 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the upper 50s. Southwest
winds around 5 mph.
.TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Lows in the
upper 50s. Highs in the upper 70s. Southwest winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs in the upper 70s. South winds
5 to 10 mph.
.THURSDAY NIGHT AND FRIDAY...Mostly cloudy. A chance of showers.
Lows in the mid 60s. Highs around 80. South winds around 5 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds around 5 mph.
.SATURDAY...Mostly sunny. Highs around 80. West winds around
5 mph.
$$
RIZ004-232000-
Eastern Kent RI-
Including the cities of East Greenwich, Warwick, and West Warwick
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Showers None None
Chance Precip (%) 40 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 77 (+5) 62 (-2) 79
RH % (24h trend) 82 (+3) 100 (0) 52
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var S 5 SW 9
Precip Amount 0.22 0.00 0.00
Precip Duration 2
Precip Begin 6 AM
Precip End 6 PM
Mixing Hgt (ft-AGL) 2430 390 6040
Transport Wnd (kts) SW 12 SW 7 SW 16
Vent Rate (kt-ft) 29160 2730 96640
Max ADI Early 7 Poor 29 Fair 57 Gen Good
Max ADI Late 27 Fair 5 Very Poor 62 Good
Max LVORI Early 6 9 1
Max LVORI Late 6 9 1
Min Vsby Early 1 Fog 7 3 Fog
Min Vsby Late 7 6 Fog 9
Sunshine Hours N/A N/A N/A
CWR 30 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Clear. Lows around 60. Southwest winds 5 to
10 mph.
.TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Lows in the
lower 60s. Highs in the upper 70s. Southwest winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs around 80. South winds 5 to
10 mph.
.THURSDAY NIGHT AND FRIDAY...Mostly cloudy. A chance of showers.
Lows in the mid 60s. Highs in the lower 80s. South winds 5 to
10 mph.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows in the mid 60s.
Highs in the lower 80s. West winds around 5 mph.
$$
RIZ005-232000-
Bristol RI-
Including the city of Bristol
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Showers None None
Chance Precip (%) 30 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 77 (+5) 65 (0) 79
RH % (24h trend) 85 (+6) 100 (0) 56
20ft Wnd AM(mph) Lgt/Var SW 5
20ft Wnd PM(mph) Lgt/Var S 5 SW 10 G17
Precip Amount 0.28 0.00 0.00
Precip Duration 2
Precip Begin 6 AM
Precip End 6 PM
Mixing Hgt (ft-AGL) 2090 430 6290
Transport Wnd (kts) S 10 SW 6 SW 16
Vent Rate (kt-ft) 20900 2580 100640
Max ADI Early 7 Poor 22 Fair 51 Gen Good
Max ADI Late 26 Fair 6 Very Poor 56 Gen Good
Max LVORI Early 7 9 3
Max LVORI Late 7 9 3
Min Vsby Early 1 Fog 7 8
Min Vsby Late 7 7 9
Sunshine Hours N/A N/A N/A
CWR 40 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Clear. Lows in the lower 60s. Southwest winds
5 to 10 mph.
.TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Lows in the
lower 60s. Highs in the upper 70s. Southwest winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs around 80. South winds 5 to
10 mph.
.THURSDAY NIGHT AND FRIDAY...Mostly cloudy. A chance of showers.
Lows in the upper 60s. Highs in the lower 80s. South winds 5 to
10 mph.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows in the upper
60s. Highs in the lower 80s. West winds around 5 mph.
$$
RIZ006-232000-
Washington RI-
Including the cities of Narragansett and Westerly
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Showers None None
Chance Precip (%) 40 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 77 (+5) 62 (-2) 78
RH % (24h trend) 79 (0) 100 (0) 54
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var SW 5 SW 9
Precip Amount 0.22 0.00 0.00
Precip Duration 2
Precip Begin 6 AM
Precip End 6 PM
Mixing Hgt (ft-AGL) 2400 410 5210
Transport Wnd (kts) SW 11 W 7 SW 14
Vent Rate (kt-ft) 26400 2870 72940
Max ADI Early 8 Poor 19 Gen Poor 47 Gen Good
Max ADI Late 6 Very Poor 6 Very Poor 50 Gen Good
Max LVORI Early 7 9 2
Max LVORI Late 7 9 2
Min Vsby Early 1 Fog 7 6 Fog
Min Vsby Late 8 6 Fog 9
Sunshine Hours N/A N/A N/A
CWR 30 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the upper 50s. Southwest
winds 5 to 10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. Southwest winds 10 to
15 mph.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 50s. West winds
5 to 10 mph.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Lows in the lower
60s. Highs in the upper 70s. Southwest winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs in the upper 70s. South winds
5 to 10 mph.
.THURSDAY NIGHT AND FRIDAY...Mostly cloudy. A chance of showers.
Lows in the mid 60s. Highs in the upper 70s. South winds 5 to
10 mph.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows in the mid 60s.
Highs around 80. Southwest winds 5 to 10 mph.
$$
RIZ007-232000-
Newport RI-
Including the city of Newport
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Showers None None
Chance Precip (%) 40 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 77 (+4) 66 (+1) 78
RH % (24h trend) 82 (+3) 100 (0) 56
20ft Wnd AM(mph) Lgt/Var SW 5
20ft Wnd PM(mph) S 5 SW 6 SW 11 G17
Precip Amount 0.28 0.00 0.00
Precip Duration 2
Precip Begin 6 AM
Precip End 5 PM
Mixing Hgt (ft-AGL) 1820 420 4220
Transport Wnd (kts) S 10 SW 7 SW 14
Vent Rate (kt-ft) 18200 2940 59080
Max ADI Early 1 Very Poor 12 Poor 37 Fair
Max ADI Late 6 Very Poor 8 Poor 41 Gen Good
Max LVORI Early 7 8 4
Max LVORI Late 7 8 4
Min Vsby Early 0 Fog 7 7
Min Vsby Late 7 6 Fog 8
Sunshine Hours N/A N/A N/A
CWR 40 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Clear. Lows in the mid 60s. Southwest winds 10 to
15 mph.
.TUESDAY...Sunny. Highs in the mid 70s. Southwest winds 10 to
15 mph.
.TUESDAY NIGHT...Mostly clear. Lows in the lower 60s. West winds
10 to 15 mph.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Lows in the mid
60s. Highs in the upper 70s. Southwest winds 10 to 15 mph.
.THURSDAY...Mostly sunny. Highs in the upper 70s. South winds
5 to 10 mph.
.THURSDAY NIGHT AND FRIDAY...Mostly cloudy. A chance of showers.
Lows in the upper 60s. Highs in the upper 70s. South winds 5 to
10 mph.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows in the upper
60s. Highs around 80. Southwest winds 5 to 10 mph.
$$
RIZ008-232000-
Block Island RI-
Including the city of New Shoreham
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Pcldy Pcldy Mclear
Precip Type Showers None None
Chance Precip (%) 30 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 76 (+3) 69 (+3) 76
RH % (24h trend) 87 (+6) 97 (-3) 69
20ft Wnd AM(mph) E 5 SW 7
20ft Wnd PM(mph) S 6 SW 9 SW 10
Precip Amount 0.20 0.00 0.00
Precip Duration 2
Precip Begin 6 AM
Precip End 3 PM
Mixing Hgt (ft-AGL) 1190 510 1760
Transport Wnd (kts) E 10 W 9 SW 14
Vent Rate (kt-ft) 11900 4590 24640
Max ADI Early 16 Gen Poor 18 Gen Poor 17 Gen Poor
Max ADI Late 18 Gen Poor 11 Poor 28 Fair
Max LVORI Early 6 6 4
Max LVORI Late 6 6 4
Min Vsby Early 2 Fog 7 7
Min Vsby Late 7 6 Fog 9
Sunshine Hours N/A N/A N/A
CWR 30 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the upper 60s. Southwest
winds 5 to 10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. West winds 10 to 15 mph.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 60s. West winds
5 to 10 mph.
.WEDNESDAY...Sunny. Highs in the mid 70s. West winds 5 to 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 60s. Southwest
winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs in the mid 70s. South winds 5 to
10 mph.
.THURSDAY NIGHT AND FRIDAY...Mostly cloudy. A chance of showers.
Lows around 70. Highs in the mid 70s. South winds 5 to 10 mph.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows in the upper
60s. Highs in the upper 70s. Southwest winds 5 to 10 mph.
$$
MAZ017-232000-
Northern Bristol MA-
Including the city of Taunton
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Showers None None
Chance Precip (%) 30 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 79 (+7) 62 (-2) 81
RH % (24h trend) 77 (-2) 100 (0) 47
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 8 G17
Precip Amount 0.23 0.00 0.00
Precip Duration 2
Precip Begin 6 AM
Precip End 6 PM
Mixing Hgt (ft-AGL) 2670 430 6450
Transport Wnd (kts) S 12 SW 7 SW 17
Vent Rate (kt-ft) 32040 3010 109650
Max ADI Early 10 Poor 30 Fair 92 Good
Max ADI Late 2 Very Poor 5 Very Poor 65 Good
Max LVORI Early 6 9 1
Max LVORI Late 6 9 1
Min Vsby Early 1 Fog 6 Fog 1 Fog
Min Vsby Late 6 Fog 3 Fog 9
Sunshine Hours N/A N/A N/A
CWR 40 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the upper 50s. Southwest
winds 5 to 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows in the upper 50s.
Highs around 80. West winds 5 to 10 mph.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows in the lower
60s. Highs in the lower 80s. South winds 5 to 10 mph.
.THURSDAY NIGHT AND FRIDAY...Mostly cloudy. A chance of showers.
Lows in the mid 60s. Highs in the lower 80s. South winds around
5 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the lower 80s. West winds
around 5 mph.
$$
MAZ018-232000-
Western Plymouth MA-
Including the city of Brockton
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Showers None None
Chance Precip (%) 30 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 79 (+8) 62 (-2) 81
RH % (24h trend) 74 (-5) 100 (0) 44
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 8 G17
Precip Amount 0.27 0.00 0.00
Precip Duration 1
Precip Begin 6 AM
Precip End 6 PM
Mixing Hgt (ft-AGL) 2870 420 6680
Transport Wnd (kts) SW 11 SW 7 SW 17
Vent Rate (kt-ft) 31570 2940 113560
Max ADI Early 10 Poor 8 Poor 68 Good
Max ADI Late 1 Very Poor 5 Very Poor 67 Good
Max LVORI Early 6 9 1
Max LVORI Late 6 9 1
Min Vsby Early 1 Fog 6 Fog 2 Fog
Min Vsby Late 5 Fog 4 Fog 9
Sunshine Hours N/A N/A N/A
CWR 40 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the upper 50s. Southwest
winds 5 to 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows in the upper 50s.
Highs around 80. West winds 5 to 10 mph.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows in the lower
60s. Highs in the lower 80s. South winds 5 to 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. South winds around 5 mph.
.FRIDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. South winds around 5 mph.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows in the mid 60s.
Highs in the lower 80s. West winds around 5 mph.
$$
MAZ019-232000-
Eastern Plymouth MA-
Including the city of Plymouth
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Showers None None
Chance Precip (%) 40 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 79 (+8) 63 (-2) 82
RH % (24h trend) 72 (-9) 100 (0) 41
20ft Wnd AM(mph) Lgt/Var SW 5
20ft Wnd PM(mph) Lgt/Var Lgt/Var SW 9 G18
Precip Amount 0.25 0.00 0.00
Precip Duration 2
Precip Begin 6 AM
Precip End 6 PM
Mixing Hgt (ft-AGL) 1870 420 6160
Transport Wnd (kts) S 9 SW 8 SW 16
Vent Rate (kt-ft) 16830 3360 98560
Max ADI Early 9 Poor 8 Poor 51 Gen Good
Max ADI Late 1 Very Poor 8 Poor 57 Gen Good
Max LVORI Early 6 9 1
Max LVORI Late 6 9 1
Min Vsby Early 1 Fog 4 Fog 7
Min Vsby Late 2 Fog 5 Fog 9
Sunshine Hours N/A N/A N/A
CWR 40 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the lower 60s. Southwest
winds 5 to 10 mph.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows in the lower 60s.
Highs around 80. Southwest winds 5 to 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s.
Southwest winds around 5 mph.
.THURSDAY...Mostly sunny. Highs in the lower 80s. South winds
5 to 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. South winds 5 to 10 mph.
.FRIDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. South winds 5 to 10 mph.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows in the mid 60s.
Highs in the lower 80s. Southwest winds around 5 mph.
$$
MAZ020-232000-
Southern Bristol MA-
Including the cities of Fall River and New Bedford
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Showers None None
Chance Precip (%) 40 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 79 (+6) 64 (-1) 80
RH % (24h trend) 79 (0) 100 (0) 51
20ft Wnd AM(mph) Lgt/Var SW 5
20ft Wnd PM(mph) S 5 SW 6 SW 10 G18
Precip Amount 0.23 0.00 0.00
Precip Duration 2
Precip Begin 6 AM
Precip End 5 PM
Mixing Hgt (ft-AGL) 2610 420 6140
Transport Wnd (kts) SW 12 SW 7 SW 16
Vent Rate (kt-ft) 31320 2940 98240
Max ADI Early 10 Poor 8 Poor 52 Gen Good
Max ADI Late 2 Very Poor 8 Poor 60 Gen Good
Max LVORI Early 7 9 2
Max LVORI Late 7 9 2
Min Vsby Early 0 Fog 7 7
Min Vsby Late 6 Fog 6 Fog 9
Sunshine Hours N/A N/A N/A
CWR 40 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the lower 60s. Southwest
winds 10 to 15 mph.
.TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Lows in the
lower 60s. Highs in the upper 70s. Southwest winds 15 to 20 mph.
.THURSDAY...Mostly sunny. Highs around 80. Southwest winds around
5 mph, increasing to south 10 to 15 mph in the afternoon.
.THURSDAY NIGHT AND FRIDAY...Mostly cloudy. A chance of showers.
Lows in the mid 60s. Highs around 80. South winds 5 to 10 mph.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows in the mid 60s.
Highs in the lower 80s. Southwest winds 5 to 10 mph.
$$
MAZ021-232000-
Southern Plymouth MA-
Including the city of Mattapoisett
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Showers None None
Chance Precip (%) 40 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 80 (+7) 65 (0) 81
RH % (24h trend) 77 (-2) 100 (0) 51
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) S 5 SW 6 SW 9 G19
Precip Amount 0.21 0.00 0.00
Precip Duration 2
Precip Begin 6 AM
Precip End 4 PM
Mixing Hgt (ft-AGL) 2540 430 5740
Transport Wnd (kts) S 11 SW 10 SW 16
Vent Rate (kt-ft) 27940 4300 91840
Max ADI Early 9 Poor 8 Poor 72 Good
Max ADI Late 1 Very Poor 6 Very Poor 64 Good
Max LVORI Early 6 9 1
Max LVORI Late 6 9 1
Min Vsby Early 1 Fog 6 Fog 7
Min Vsby Late 5 Fog 6 Fog 9
Sunshine Hours N/A N/A N/A
CWR 30 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the lower 60s. Southwest
winds 10 to 15 mph, diminishing to around 5 mph after midnight.
.TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Lows in the
lower 60s. Highs in the upper 70s. Southwest winds 10 to 15 mph.
.THURSDAY...Mostly sunny. Highs in the lower 80s. South winds
5 to 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. South winds 5 to 10 mph.
.FRIDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. South winds 5 to 10 mph.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows in the mid 60s.
Highs in the lower 80s. Southwest winds 5 to 10 mph.
$$
MAZ022-232000-
Barnstable MA-
Including the cities of Chatham, Falmouth, and Provincetown
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Showers None None
Chance Precip (%) 60 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 77 (+5) 68 (+3) 80
RH % (24h trend) 79 (-2) 100 (0) 52
20ft Wnd AM(mph) Lgt/Var SW 5
20ft Wnd PM(mph) SW 5 SW 6 SW 9 G18
Precip Amount 0.15 0.00 0.00
Precip Duration 2
Precip Begin 6 AM
Precip End 2 PM
Mixing Hgt (ft-AGL) 1820 440 4310
Transport Wnd (kts) S 10 SW 8 SW 17
Vent Rate (kt-ft) 18200 3520 73270
Max ADI Early 9 Poor 11 Poor 41 Gen Good
Max ADI Late 4 Very Poor 9 Poor 49 Gen Good
Max LVORI Early 8 7 2
Max LVORI Late 8 7 2
Min Vsby Early 1 Fog 3 Fog 7
Min Vsby Late 4 Fog 4 Fog 9
Sunshine Hours N/A N/A N/A
CWR 40 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the mid 60s. Southwest
winds 10 to 15 mph.
.TUESDAY...Sunny. Highs in the mid 70s. Southwest winds 10 to
15 mph.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 60s. West winds
10 to 15 mph.
.WEDNESDAY...Sunny. Highs in the upper 70s. West winds 5 to
10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the mid 60s. Southwest
winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs around 80. South winds 5 to
10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 60s. South winds 5 to 10 mph.
.FRIDAY...Partly sunny with a chance of showers. Highs around 80.
South winds 5 to 10 mph.
.FRIDAY NIGHT...Mostly cloudy. Lows in the upper 60s. Southwest
winds 5 to 10 mph.
.SATURDAY...Mostly sunny. Highs around 80. West winds around
5 mph.
$$
MAZ023-232000-
Dukes MA-
Including the city of Vineyard Haven
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Pcldy Pcldy Mclear
Precip Type Showers None None
Chance Precip (%) 50 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 78 (+5) 67 (+1) 77
RH % (24h trend) 79 (-2) 97 (-3) 62
20ft Wnd AM(mph) Lgt/Var SW 6
20ft Wnd PM(mph) SW 6 SW 8 SW 10 G18
Precip Amount 0.11 0.00 0.00
Precip Duration 1
Precip Begin 6 AM
Precip End 2 PM
Mixing Hgt (ft-AGL) 1340 550 3030
Transport Wnd (kts) SW 15 W 10 SW 15
Vent Rate (kt-ft) 20100 5500 45450
Max ADI Early 1 Very Poor 15 Gen Poor 33 Fair
Max ADI Late 22 Fair 14 Gen Poor 40 Fair
Max LVORI Early 7 6 4
Max LVORI Late 7 6 4
Min Vsby Early 2 Fog 5 Fog 5 Fog
Min Vsby Late 7 4 Fog 8
Sunshine Hours N/A N/A N/A
CWR 40 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the mid 60s. Southwest
winds 10 to 15 mph.
.TUESDAY...Sunny. Highs in the mid 70s. Southwest winds 15 to
20 mph.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 60s. West winds
10 to 15 mph.
.WEDNESDAY...Sunny. Highs in the mid 70s. West winds 10 to
15 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 60s. Southwest
winds 10 to 15 mph.
.THURSDAY...Mostly sunny. Highs in the upper 70s. South winds
5 to 10 mph.
.THURSDAY NIGHT AND FRIDAY...Mostly cloudy. A chance of showers.
Lows in the upper 60s. Highs in the upper 70s. South winds 5 to
10 mph.
.FRIDAY NIGHT...Mostly cloudy. Lows in the upper 60s. Southwest
winds 5 to 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 70s. West winds 5 to
10 mph.
$$
MAZ024-232000-
Nantucket MA-
Including the city of Nantucket
409 AM EDT Sun Aug 23 2026
Today Tonight Mon
Cloud Cover Mcldy Pcldy Mclear
Precip Type Showers None None
Chance Precip (%) 60 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 77 (+4) 67 (+1) 76
RH % (24h trend) 82 (-2) 100 (0) 71
20ft Wnd AM(mph) SE 7 SW 6
20ft Wnd PM(mph) SW 8 SW 9 SW 9
Precip Amount 0.30 0.00 0.00
Precip Duration 3
Precip Begin 6 AM
Precip End 12 PM
Mixing Hgt (ft-AGL) 1140 670 1500
Transport Wnd (kts) S 13 SW 11 SW 14
Vent Rate (kt-ft) 14820 7370 21000
Max ADI Early 1 Very Poor 22 Fair 20 Gen Poor
Max ADI Late 16 Gen Poor 15 Gen Poor 26 Fair
Max LVORI Early 8 7 4
Max LVORI Late 8 7 4
Min Vsby Early 1 Fog 3 Fog 8
Min Vsby Late 6 Fog 3 Fog 8
Sunshine Hours N/A N/A N/A
CWR 50 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the upper 60s. Southwest
winds 5 to 10 mph.
.TUESDAY...Sunny. Highs in the mid 70s. Southwest winds 10 to
15 mph.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 60s. West winds
10 to 15 mph.
.WEDNESDAY...Sunny. Highs in the mid 70s. West winds 5 to 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 60s. Southwest
winds 5 to 10 mph.
.THURSDAY...Mostly sunny. Highs in the mid 70s. South winds 5 to
10 mph.
.THURSDAY NIGHT AND FRIDAY...Mostly cloudy with a chance of
showers. Lows in the upper 60s. Highs in the upper 70s. South
winds 5 to 10 mph.
.FRIDAY NIGHT...Mostly cloudy. Lows in the upper 60s. Southwest
winds 5 to 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 70s. West winds 5 to
10 mph.
$$
.OUTLOOK 8 TO 14 DAYS...
Temperatures near normal. Precipitation above normal.
$$
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