Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
578
FNUS51 KBOX 162008
FWFBOX
Fire Weather Planning Forecast for Southern New England
National Weather Service Boston/Norton MA
408 PM EDT Sun Aug 16 2026
.DISCUSSION...
Rather cloudy and humid on Monday with scattered showers
especially in the morning, but not a washout. Highs will be in
the 70s with minimum relative humidity values only dropping to
between 75 and 85 percent. Southerly winds 5 to 15 mph...but
winds may become light northerly across the distance interior.
.Outlook...Tuesday through Friday...
A few spot showers may linger Tuesday, but much of the day will
be dry. Otherwise...much of this work week will feature mainly
dry weather with seasonable temperatures. The best chance of a
few showers/thunderstorms will be on Thursday.
MAZ015-170800-
Suffolk MA-
Including the city of Boston
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Pcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers None
Chance Precip (%) 50 60 20 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 66 (+8) 77 (-2) 66 81
RH % (24h trend) 93 (-3) 79 (+37) 100 69
20ft Wnd AM(mph) S 6 Lgt/Var
20ft Wnd PM(mph) S 7 S 6 Lgt/Var NE 5
Precip Amount 0.03 0.03 0.00 0.00
Precip Duration 1 3
Precip Begin 12 AM Continuing
Precip End Continuing 6 PM
Mixing Hgt (ft-AGL) 420 2150 420 3130
Transport Wnd (kts) S 13 S 12 S 6 NE 9
Vent Rate (kt-ft) 5460 25800 2520 28170
Max ADI Early 19 Gen Poor 31 Fair 9 Poor 21 Fair
Max ADI Late 13 Gen Poor 30 Fair 4 Very Poor 32 Fair
Max LVORI Early 5 4 9 3
Max LVORI Late 5 4 9 3
Min Vsby Early 10 3 Fog 3 Fog 5 Fog
Min Vsby Late 10 2 Fog 4 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 20 30 10 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. East winds
around 5 mph, becoming west after midnight.
.WEDNESDAY...Sunny. Highs in the mid 80s. Southwest winds 5 to
10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s. West
winds 5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs around
80. West winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph, becoming northwest
after midnight.
.FRIDAY THROUGH SATURDAY NIGHT...Partly cloudy. Lows in the lower
60s. Highs in the upper 70s. Northeast winds 5 to 10 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northeast winds 5 to 10 mph.
$$
MAZ016-170800-
Eastern Norfolk MA-
Including the city of Quincy
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Pcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers None
Chance Precip (%) 40 60 20 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 64 (+9) 78 (-2) 65 81
RH % (24h trend) 97 (-3) 76 (+35) 100 69
20ft Wnd AM(mph) S 6 Lgt/Var
20ft Wnd PM(mph) S 7 S 6 Lgt/Var NE 5
Precip Amount 0.03 0.04 0.00 0.00
Precip Duration 1 2
Precip Begin 12 AM Continuing
Precip End Continuing 6 PM
Mixing Hgt (ft-AGL) 420 2150 430 2800
Transport Wnd (kts) S 12 S 11 S 6 NE 10
Vent Rate (kt-ft) 5040 23650 2580 28000
Max ADI Early 37 Fair 34 Fair 10 Poor 23 Fair
Max ADI Late 12 Poor 31 Fair 5 Very Poor 31 Fair
Max LVORI Early 5 4 10 3
Max LVORI Late 5 4 10 3
Min Vsby Early 10 3 Fog 3 Fog 5 Fog
Min Vsby Late 10 4 Fog 4 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 30 30 10 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. Northeast
winds around 5 mph, becoming west after midnight.
.WEDNESDAY...Sunny. Highs in the mid 80s. Southwest winds around
5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 60s. West winds
around 5 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. West winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph, becoming northwest
after midnight.
.FRIDAY THROUGH SATURDAY...Partly cloudy. Lows in the lower 60s.
Highs in the upper 70s. East winds around 5 mph.
.SATURDAY NIGHT...Mostly cloudy. Lows in the lower 60s. East
winds around 5 mph, becoming northeast after midnight.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northeast winds 5 to 10 mph.
$$
MAZ013-170800-
Western Norfolk MA-
Including the cities of Foxborough and Norwood
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Pcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers Showers
Chance Precip (%) 50 60 20 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 63 (+10) 76 (-5) 64 82
RH % (24h trend) 100 (0) 82 (+40) 100 69
20ft Wnd AM(mph) S 5 Lgt/Var
20ft Wnd PM(mph) S 5 S 5 Lgt/Var Lgt/Var
Precip Amount 0.04 0.07 0.00 0.00
Precip Duration 1 3
Precip Begin 12 AM Continuing
Precip End Continuing 6 PM
Mixing Hgt (ft-AGL) 430 2070 410 4030
Transport Wnd (kts) S 11 S 11 N 6 NE 8
Vent Rate (kt-ft) 4730 22770 2460 32240
Max ADI Early 68 Good 32 Fair 12 Poor 25 Fair
Max ADI Late 9 Poor 29 Fair 4 Very Poor 45 Gen Good
Max LVORI Early 6 4 10 3
Max LVORI Late 6 4 10 3
Min Vsby Early 10 2 Fog 3 Fog 5 Fog
Min Vsby Late 10 2 Fog 4 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 30 30 10 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. Northeast
winds around 5 mph in the evening, becoming light and variable.
.WEDNESDAY...Sunny. Highs in the mid 80s. West winds around
5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 60s. West winds
around 5 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs around
80. West winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the upper 50s. West winds around 5 mph.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s.
Highs around 80. South winds around 5 mph.
.SATURDAY...Partly sunny. Highs in the upper 70s. East winds
around 5 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. East
winds around 5 mph, becoming north after midnight.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northeast winds around 5 mph.
$$
MAZ014-170800-
Southeast Middlesex MA-
Including the city of Cambridge
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Pcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers Showers
Chance Precip (%) 50 60 20 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 65 (+8) 77 (-4) 65 81
RH % (24h trend) 93 (-7) 79 (+40) 100 69
20ft Wnd AM(mph) S 5 Lgt/Var
20ft Wnd PM(mph) S 6 S 5 Lgt/Var Lgt/Var
Precip Amount 0.04 0.03 0.00 0.00
Precip Duration 1 3
Precip Begin 12 AM Continuing
Precip End Continuing 6 PM
Mixing Hgt (ft-AGL) 430 2100 440 3720
Transport Wnd (kts) S 12 S 12 N 7 NE 9
Vent Rate (kt-ft) 5160 25200 3080 33480
Max ADI Early 38 Fair 32 Fair 12 Poor 23 Fair
Max ADI Late 13 Gen Poor 31 Fair 4 Very Poor 45 Gen Good
Max LVORI Early 5 4 10 3
Max LVORI Late 5 4 10 3
Min Vsby Early 10 2 Fog 3 Fog 5 Fog
Min Vsby Late 10 2 Fog 4 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 20 20 10 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. East winds
around 5 mph in the evening, becoming light and variable.
.WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Lows in the mid
60s. Highs in the upper 80s. West winds around 5 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. West winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows
around 60. West winds around 5 mph.
.FRIDAY THROUGH SATURDAY NIGHT...Partly cloudy. Lows in the lower
60s. Highs around 80. Northeast winds around 5 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs around 80.
Northeast winds 5 to 10 mph.
$$
MAZ007-170800-
Eastern Essex MA-
Including the city of Gloucester
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Pcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers None
Chance Precip (%) 40 50 30 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 65 (+9) 76 (0) 64 79
RH % (24h trend) 97 (-3) 82 (+31) 100 72
20ft Wnd AM(mph) S 7 Lgt/Var
20ft Wnd PM(mph) S 7 G17 S 7 Lgt/Var Lgt/Var
Precip Amount 0.02 0.03 0.01 0.00
Precip Duration 1 2 1
Precip Begin 12 AM Continuing Continuing
Precip End Continuing Continuing 5 AM
Mixing Hgt (ft-AGL) 420 1940 420 2460
Transport Wnd (kts) S 14 S 15 NE 5 NE 10
Vent Rate (kt-ft) 5880 29100 2100 24600
Max ADI Early 20 Gen Poor 26 Fair 10 Poor 20 Gen Poor
Max ADI Late 14 Gen Poor 27 Fair 5 Very Poor 29 Fair
Max LVORI Early 5 5 10 4
Max LVORI Late 5 5 10 4
Min Vsby Early 10 3 Fog 2 Fog 4 Fog
Min Vsby Late 10 2 Fog 4 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 10 10 10 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. East winds
around 5 mph, becoming west after midnight.
.WEDNESDAY...Mostly sunny. Highs in the lower 80s. Southwest
winds 5 to 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 60s. West winds
around 5 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs around
80. Northwest winds around 5 mph, becoming southwest in the
afternoon.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph, becoming northwest
after midnight.
.FRIDAY THROUGH SATURDAY NIGHT...Partly cloudy. Lows in the lower
60s. Highs in the upper 70s. Northeast winds 5 to 10 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northeast winds 5 to 10 mph.
$$
MAZ006-170800-
Western Essex MA-
Including the city of Lawrence
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Showers Showers Showers Showers
Chance Precip (%) 50 60 20 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 63 (+10) 76 (-3) 63 81
RH % (24h trend) 100 (0) 82 (+41) 100 69
20ft Wnd AM(mph) S 5 Lgt/Var
20ft Wnd PM(mph) S 5 Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.03 0.03 0.01 0.00
Precip Duration 1 3 1
Precip Begin 12 AM Continuing Continuing
Precip End Continuing Continuing 4 AM
Mixing Hgt (ft-AGL) 420 2140 430 3720
Transport Wnd (kts) S 11 S 11 E 5 NE 8
Vent Rate (kt-ft) 4620 23540 2150 29760
Max ADI Early 30 Fair 28 Fair 10 Poor 26 Fair
Max ADI Late 9 Poor 31 Fair 4 Very Poor 37 Fair
Max LVORI Early 6 4 10 4
Max LVORI Late 6 4 10 4
Min Vsby Early 10 2 Fog 3 Fog 5 Fog
Min Vsby Late 10 2 Fog 4 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 20 20 10 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. East winds
around 5 mph in the evening, becoming light and variable.
.WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Lows in the lower
60s. Highs in the mid 80s. West winds around 5 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. West winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the upper 50s. West winds around 5 mph.
.FRIDAY THROUGH SATURDAY NIGHT...Partly cloudy. Lows in the upper
50s. Highs around 80. Northeast winds around 5 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northeast winds around 5 mph.
$$
MAZ005-170800-
Central Middlesex MA-
Including the cities of Framingham and Lowell
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers Showers
Chance Precip (%) 50 60 20 30
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 63 (+10) 77 (-4) 63 82
RH % (24h trend) 100 (0) 82 (+41) 100 67
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) S 5 Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.04 0.03 0.00 0.00
Precip Duration 1 3
Precip Begin 11 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt (ft-AGL) 480 2160 430 4360
Transport Wnd (kts) S 13 S 10 N 6 NE 7
Vent Rate (kt-ft) 6240 21600 2580 30520
Max ADI Early 56 Gen Good 30 Fair 12 Poor 33 Fair
Max ADI Late 9 Poor 27 Fair 4 Very Poor 42 Gen Good
Max LVORI Early 6 4 10 3
Max LVORI Late 6 4 10 3
Min Vsby Early 10 2 Fog 3 Fog 6 Fog
Min Vsby Late 9 2 Fog 4 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 20 20 10 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. East winds
around 5 mph in the evening, becoming light and variable.
.WEDNESDAY...Sunny. Highs in the mid 80s. West winds around
5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s. West
winds around 5 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. West winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the upper 50s. West winds around 5 mph.
.FRIDAY THROUGH SATURDAY NIGHT...Partly cloudy. Lows in the upper
50s. Highs in the lower 80s. North winds around 5 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs around 80.
North winds around 5 mph, becoming east around 5 mph in the
afternoon.
$$
MAZ012-170800-
Southern Worcester MA-
Including the cities of Milford and Worcester
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers Tstms
Chance Precip (%) 60 60 20 30
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 62 (+9) 76 (-3) 63 82
RH % (24h trend) 100 (0) 85 (+39) 100 65
20ft Wnd AM(mph) S 5 Lgt/Var
20ft Wnd PM(mph) S 5 Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.06 0.08 0.00 0.00
Precip Duration 2 3
Precip Begin 10 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt (ft-AGL) 460 1760 420 4660
Transport Wnd (kts) S 11 S 11 N 5 N 6
Vent Rate (kt-ft) 5060 19360 2100 27960
Max ADI Early 38 Fair 26 Fair 9 Poor 26 Fair
Max ADI Late 10 Poor 23 Fair 3 Very Poor 41 Gen Good
Max LVORI Early 7 5 10 3
Max LVORI Late 7 5 10 3
Min Vsby Early 10 2 Fog 3 Fog 7
Min Vsby Late 6 Fog 2 Fog 6 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 30 30 10 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. Northeast
winds around 5 mph, becoming west after midnight.
.WEDNESDAY...Sunny. Highs in the mid 80s. West winds 5 to 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s. West
winds around 5 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. West winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the upper 50s. Northwest winds around 5 mph.
.FRIDAY THROUGH SATURDAY NIGHT...Partly cloudy. Lows in the upper
50s. Highs around 80. Northeast winds around 5 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. North winds around 5 mph, becoming east around 5 mph
in the afternoon.
$$
MAZ004-170800-
Northern Worcester MA-
Including the cities of Barre and Fitchburg
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers Tstms
Chance Precip (%) 60 60 20 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 60 (+9) 76 (-2) 62 81
RH % (24h trend) 100 (0) 84 (+42) 100 60
20ft Wnd AM(mph) S 5 Lgt/Var
20ft Wnd PM(mph) S 6 Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.06 0.04 0.02 0.00
Precip Duration 4 3 1
Precip Begin 9 PM Continuing Continuing
Precip End Continuing Continuing 12 AM
Mixing Hgt (ft-AGL) 430 1720 410 4410
Transport Wnd (kts) S 11 S 9 N 5 N 5
Vent Rate (kt-ft) 4730 15480 2050 22050
Max ADI Early 29 Fair 24 Fair 7 Poor 30 Fair
Max ADI Late 11 Poor 21 Fair 3 Very Poor 36 Fair
Max LVORI Early 7 5 10 3
Max LVORI Late 7 5 10 3
Min Vsby Early 10 2 Fog 4 Fog 6 Fog
Min Vsby Late 3 Fog 2 Fog 4 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 30 30 10 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows around 60. North winds
around 5 mph, becoming west after midnight.
.WEDNESDAY...Sunny. Highs in the lower 80s. West winds around
5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows around 60. West winds
around 5 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. West winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 50s. Northwest winds around 5 mph.
.FRIDAY THROUGH SATURDAY NIGHT...Partly cloudy. Lows in the mid
50s. Highs in the upper 70s. Northeast winds around 5 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northeast winds around 5 mph, becoming southeast
around 5 mph in the afternoon.
$$
MAZ026-170800-
Northern Middlesex MA-
Including the city of Ayer
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers Tstms
Chance Precip (%) 60 60 20 30
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 61 (+11) 77 (-3) 62 83
RH % (24h trend) 100 (0) 84 (+42) 100 65
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.04 0.03 0.00 0.01
Precip Duration 3 3 1
Precip Begin 10 PM Continuing 12 PM
Precip End Continuing 6 PM 6 PM
Mixing Hgt (ft-AGL) 430 2160 430 4300
Transport Wnd (kts) S 11 S 10 N 6 N 5
Vent Rate (kt-ft) 4730 21600 2580 21500
Max ADI Early 42 Gen Good 28 Fair 9 Poor 31 Fair
Max ADI Late 8 Poor 25 Fair 3 Very Poor 34 Fair
Max LVORI Early 8 5 10 3
Max LVORI Late 8 5 10 3
Min Vsby Early 10 2 Fog 3 Fog 7
Min Vsby Late 6 Fog 2 Fog 5 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 20 20 10 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows around 60. Light and
variable wind, becoming west around 5 mph after midnight.
.WEDNESDAY...Sunny. Highs in the mid 80s. West winds around
5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s. West
winds around 5 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs around
80. West winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 50s. Northwest winds around 5 mph.
.FRIDAY...Sunny. Highs around 80. Northwest winds around 5 mph.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Partly cloudy. Lows in the
mid 50s. Highs around 80. North winds around 5 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northeast winds around 5 mph, becoming southeast
around 5 mph in the afternoon.
$$
MAZ002-170800-
Western Franklin MA-
Including the city of Charlemont
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Precip Type Showers Showers Tstms None
Chance Precip (%) 70 60 40 10
Chance of Thunder (%) 0 0 20 0
Temp (24h trend) 58 (+8) 76 (0) 60 80
RH % (24h trend) 100 (0) 82 (+30) 100 56
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.08 0.09 0.06 0.00
Precip Duration 4 3 1
Precip Begin 8 PM Continuing Continuing
Precip End Continuing Continuing 1 AM
Mixing Hgt (ft-AGL) 430 2040 420 4750
Transport Wnd (kts) S 10 SW 6 N 6 NW 5
Vent Rate (kt-ft) 4300 12240 2520 23750
Max ADI Early 20 Gen Poor 17 Gen Poor 9 Poor 27 Fair
Max ADI Late 9 Poor 17 Gen Poor 4 Very Poor 38 Fair
Max LVORI Early 8 5 10 3
Max LVORI Late 8 5 10 3
Min Vsby Early 10 2 Fog 8 5 Fog
Min Vsby Late 3 Fog 3 Fog 4 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 30 30 20 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the upper 50s. West winds
around 5 mph.
.WEDNESDAY...Sunny. Highs around 80. West winds around 5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 50s. West
winds around 5 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
mid 70s. West winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northwest
winds around 5 mph.
.FRIDAY...Sunny. Highs in the mid 70s. Northwest winds around
5 mph.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Partly cloudy. Lows in the
mid 50s. Highs in the mid 70s. West winds around 5 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the mid
70s. Northeast winds around 5 mph, becoming south around 5 mph in
the afternoon.
$$
MAZ003-170800-
Eastern Franklin MA-
Including the cities of Greenfield and Orange
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Precip Type Showers Showers Showers Showers
Chance Precip (%) 70 60 30 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 62 (+11) 78 (0) 63 83
RH % (24h trend) 100 (0) 79 (+36) 100 56
20ft Wnd AM(mph) S 5 Lgt/Var
20ft Wnd PM(mph) S 6 Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.07 0.06 0.08 0.00
Precip Duration 4 3 1
Precip Begin 8 PM Continuing Continuing
Precip End Continuing Continuing 1 AM
Mixing Hgt (ft-AGL) 430 2020 410 5030
Transport Wnd (kts) S 11 SW 5 SE 3 N 5
Vent Rate (kt-ft) 4730 10100 1230 25150
Max ADI Early 20 Gen Poor 20 Gen Poor 10 Poor 26 Fair
Max ADI Late 11 Poor 19 Gen Poor 3 Very Poor 37 Fair
Max LVORI Early 7 5 10 3
Max LVORI Late 7 5 10 3
Min Vsby Early 10 2 Fog 10 6 Fog
Min Vsby Late 3 Fog 3 Fog 3 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 30 20 20 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northwest
winds around 5 mph.
.WEDNESDAY...Sunny. Highs in the lower 80s. West winds around
5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows around 60. West winds
around 5 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. West winds around 5 mph.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows in the mid 50s.
Highs in the upper 70s. Northwest winds around 5 mph.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Partly cloudy. Lows in the
mid 50s. Highs in the upper 70s. Northeast winds around 5 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Northeast winds around 5 mph, becoming south around
5 mph in the afternoon.
$$
MAZ008-170800-
Western Hampshire MA-
Including the city of Chesterfield
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Mcldy Mcldy Pcldy Mclear
Precip Type Showers Showers Tstms None
Chance Precip (%) 80 60 30 10
Chance of Thunder (%) 0 0 20 0
Temp (24h trend) 58 (+8) 76 (0) 60 80
RH % (24h trend) 100 (0) 82 (+28) 100 60
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) S 5 Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.09 0.05 0.02 0.00
Precip Duration 4 3 1
Precip Begin 8 PM Continuing Continuing
Precip End Continuing Continuing 1 AM
Mixing Hgt (ft-AGL) 420 1980 410 5150
Transport Wnd (kts) S 11 W 5 W 3 NW 5
Vent Rate (kt-ft) 4620 9900 1230 25750
Max ADI Early 22 Fair 16 Gen Poor 11 Poor 32 Fair
Max ADI Late 9 Poor 16 Gen Poor 4 Very Poor 42 Gen Good
Max LVORI Early 8 5 9 3
Max LVORI Late 8 5 9 3
Min Vsby Early 10 2 Fog 10 5 Fog
Min Vsby Late 3 Fog 3 Fog 4 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 30 30 10 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the upper 50s. West winds
around 5 mph.
.WEDNESDAY...Sunny. Highs in the lower 80s. West winds around
5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 50s. West
winds around 5 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
mid 70s. West winds around 5 mph.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows in the
mid 50s. Highs in the mid 70s. Northwest winds around 5 mph.
.SATURDAY AND SATURDAY NIGHT...Partly cloudy. Lows in the mid
50s. Highs in the mid 70s. West winds around 5 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs in the mid
70s. Northeast winds around 5 mph, becoming south around 5 mph in
the afternoon.
$$
MAZ010-170800-
Eastern Hampshire MA-
Including the cities of Amherst and Northampton
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Precip Type Showers Showers Tstms None
Chance Precip (%) 70 60 30 10
Chance of Thunder (%) 0 0 20 0
Temp (24h trend) 62 (+10) 79 (0) 63 84
RH % (24h trend) 100 (0) 79 (+33) 100 57
20ft Wnd AM(mph) S 5 Lgt/Var
20ft Wnd PM(mph) S 7 Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.09 0.04 0.03 0.00
Precip Duration 4 3 1
Precip Begin 8 PM Continuing Continuing
Precip End Continuing Continuing 12 AM
Mixing Hgt (ft-AGL) 430 1960 410 5230
Transport Wnd (kts) S 10 SW 5 N 4 NW 5
Vent Rate (kt-ft) 4300 9800 1640 26150
Max ADI Early 21 Fair 18 Gen Poor 10 Poor 28 Fair
Max ADI Late 11 Poor 17 Gen Poor 3 Very Poor 36 Fair
Max LVORI Early 7 5 10 3
Max LVORI Late 7 5 10 3
Min Vsby Early 10 2 Fog 10 6 Fog
Min Vsby Late 3 Fog 3 Fog 4 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 30 30 10 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows around 60. Northwest winds
around 5 mph.
.WEDNESDAY...Sunny. Highs in the mid 80s. West winds around
5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows around 60. West winds
around 5 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs around
80. West winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 50s. Northwest winds around 5 mph.
.FRIDAY THROUGH SATURDAY NIGHT...Partly cloudy. Lows in the mid
50s. Highs around 80. Northeast winds around 5 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs around 80.
Northeast winds around 5 mph, becoming south around 5 mph in the
afternoon.
$$
MAZ009-170800-
Western Hampden MA-
Including the city of Blandford
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Precip Type Showers Showers Tstms None
Chance Precip (%) 80 60 30 10
Chance of Thunder (%) 0 0 20 0
Temp (24h trend) 60 (+7) 77 (+1) 62 82
RH % (24h trend) 100 (0) 82 (+28) 100 60
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) S 6 Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.11 0.04 0.07 0.00
Precip Duration 4 2 1
Precip Begin 8 PM Continuing Continuing
Precip End Continuing Continuing 12 AM
Mixing Hgt (ft-AGL) 430 1920 350 5080
Transport Wnd (kts) S 10 W 5 NW 3 NW 5
Vent Rate (kt-ft) 4300 9600 1050 25400
Max ADI Early 30 Fair 16 Gen Poor 9 Poor 32 Fair
Max ADI Late 11 Poor 15 Gen Poor 4 Very Poor 42 Gen Good
Max LVORI Early 8 5 10 3
Max LVORI Late 8 5 10 3
Min Vsby Early 10 2 Fog 10 7
Min Vsby Late 3 Fog 3 Fog 6 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 30 30 10 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows around 60. Northwest winds
around 5 mph.
.WEDNESDAY...Sunny. Highs in the lower 80s. West winds around
5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 50s. West
winds around 5 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 50s. Northwest winds around 5 mph.
.FRIDAY THROUGH SATURDAY NIGHT...Partly cloudy. Lows in the mid
50s. Highs in the upper 70s. Northeast winds around 5 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northeast winds around 5 mph, becoming south around
5 mph in the afternoon.
$$
MAZ011-170800-
Eastern Hampden MA-
Including the city of Springfield
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Precip Type Showers Showers Showers None
Chance Precip (%) 70 60 20 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 62 (+10) 79 (0) 63 85
RH % (24h trend) 100 (0) 77 (+33) 100 55
20ft Wnd AM(mph) S 5 Lgt/Var
20ft Wnd PM(mph) S 7 Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.08 0.03 0.01 0.00
Precip Duration 4 3 1
Precip Begin 8 PM Continuing Continuing
Precip End Continuing Continuing 11 PM
Mixing Hgt (ft-AGL) 420 2090 380 5250
Transport Wnd (kts) S 11 SW 4 NE 3 NW 5
Vent Rate (kt-ft) 4620 8360 1140 26250
Max ADI Early 24 Fair 19 Gen Poor 10 Poor 31 Fair
Max ADI Late 11 Poor 18 Gen Poor 3 Very Poor 40 Fair
Max LVORI Early 7 5 10 3
Max LVORI Late 7 5 10 3
Min Vsby Early 10 2 Fog 10 6 Fog
Min Vsby Late 3 Fog 3 Fog 5 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 20 20 10 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the lower 60s. Northwest
winds around 5 mph.
.WEDNESDAY...Sunny. Highs in the mid 80s. West winds around
5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s. West
winds around 5 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 50s. Northwest winds around 5 mph.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy. Lows in the mid 50s.
Highs around 80. East winds around 5 mph.
.SATURDAY...Partly sunny. Highs around 80. East winds around
5 mph, becoming southeast around 5 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. Southeast
winds around 5 mph, becoming northeast after midnight.
.SUNDAY...Partly sunny with a chance of showers. Highs around 80.
Northeast winds around 5 mph, becoming southeast around 5 mph in
the afternoon.
$$
CTZ002-170800-
Hartford CT-
Including the cities of Hartford and Windsor Locks
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Precip Type Showers Showers Showers None
Chance Precip (%) 80 60 20 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 63 (+9) 80 (+1) 64 85
RH % (24h trend) 100 (0) 77 (+41) 100 55
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) S 7 Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.15 0.04 0.01 0.00
Precip Duration 4 2 1
Precip Begin 8 PM Continuing Continuing
Precip End Continuing Continuing 11 PM
Mixing Hgt (ft-AGL) 500 2230 390 5400
Transport Wnd (kts) S 11 NW 4 N 3 NW 6
Vent Rate (kt-ft) 5500 8920 1170 32400
Max ADI Early 27 Fair 17 Gen Poor 9 Poor 31 Fair
Max ADI Late 11 Poor 17 Gen Poor 4 Very Poor 45 Gen Good
Max LVORI Early 7 5 10 3
Max LVORI Late 7 5 10 3
Min Vsby Early 10 2 Fog 10 7
Min Vsby Late 3 Fog 3 Fog 7 9
Sunshine Hours N/A N/A N/A N/A
CWR 40 40 10 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the lower 60s. Northwest
winds around 5 mph.
.WEDNESDAY...Sunny. Highs in the mid 80s. West winds 5 to 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s. West
winds around 5 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the upper 50s. Northwest winds around 5 mph.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s.
Highs around 80. North winds around 5 mph.
.SATURDAY AND SATURDAY NIGHT...Mostly cloudy. Lows in the upper
50s. Highs around 80. Northeast winds around 5 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs around 80.
North winds around 5 mph, becoming south around 5 mph in the
afternoon.
$$
CTZ003-170800-
Tolland CT-
Including the cities of Union and Vernon
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Precip Type Showers Showers Showers None
Chance Precip (%) 70 60 20 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 62 (+10) 77 (-2) 63 83
RH % (24h trend) 100 (0) 82 (+39) 100 59
20ft Wnd AM(mph) S 5 Lgt/Var
20ft Wnd PM(mph) S 6 Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.12 0.05 0.00 0.00
Precip Duration 4 3
Precip Begin 8 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt (ft-AGL) 490 1730 410 4670
Transport Wnd (kts) S 12 SE 4 NW 4 NW 5
Vent Rate (kt-ft) 5880 6920 1640 23350
Max ADI Early 33 Fair 19 Gen Poor 7 Poor 31 Fair
Max ADI Late 12 Poor 21 Fair 4 Very Poor 36 Fair
Max LVORI Early 7 6 10 3
Max LVORI Late 7 6 10 3
Min Vsby Early 10 2 Fog 10 4 Fog
Min Vsby Late 3 Fog 3 Fog 3 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 40 40 10 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the lower 60s. Northwest
winds around 5 mph.
.WEDNESDAY...Sunny. Highs in the mid 80s. West winds around
5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s. West
winds around 5 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 50s. Northwest winds around 5 mph.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s.
Highs around 80. East winds around 5 mph.
.SATURDAY AND SATURDAY NIGHT...Mostly cloudy. Lows in the upper
50s. Highs in the upper 70s. Northeast winds around 5 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northeast winds around 5 mph, becoming southeast
around 5 mph in the afternoon.
$$
CTZ004-170800-
Windham CT-
Including the cities of Putnam and Willimantic
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers None Tstms
Chance Precip (%) 60 60 10 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 62 (+9) 77 (-2) 64 83
RH % (24h trend) 100 (0) 85 (+35) 100 65
20ft Wnd AM(mph) S 5 Lgt/Var
20ft Wnd PM(mph) S 5 Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.12 0.08 0.00 0.00
Precip Duration 4 4
Precip Begin 10 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt (ft-AGL) 530 1650 410 4600
Transport Wnd (kts) S 11 S 12 N 6 N 6
Vent Rate (kt-ft) 5830 19800 2460 27600
Max ADI Early 43 Gen Good 20 Gen Poor 8 Poor 30 Fair
Max ADI Late 11 Poor 23 Fair 4 Very Poor 39 Fair
Max LVORI Early 7 5 10 3
Max LVORI Late 7 5 10 3
Min Vsby Early 10 2 Fog 6 Fog 3 Fog
Min Vsby Late 5 Fog 2 Fog 3 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 40 40 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. Northwest
winds around 5 mph.
.WEDNESDAY...Sunny. Highs in the mid 80s. West winds around
5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s. West
winds around 5 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the upper 50s. Northwest winds around 5 mph.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s.
Highs around 80. Southeast winds around 5 mph.
.SATURDAY AND SATURDAY NIGHT...Mostly cloudy. Lows in the upper
50s. Highs in the upper 70s. Northeast winds around 5 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Northeast winds around 5 mph, becoming east around
5 mph in the afternoon.
$$
RIZ001-170800-
Northwest Providence RI-
Including the cities of Foster and Smithfield
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers Showers
Chance Precip (%) 50 60 20 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 63 (+9) 76 (-3) 64 82
RH % (24h trend) 100 (0) 85 (+40) 100 69
20ft Wnd AM(mph) S 5 Lgt/Var
20ft Wnd PM(mph) S 5 SE 5 Lgt/Var Lgt/Var
Precip Amount 0.10 0.10 0.00 0.00
Precip Duration 1 4
Precip Begin 11 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt (ft-AGL) 500 1740 400 4210
Transport Wnd (kts) S 13 S 12 E 4 N 6
Vent Rate (kt-ft) 6500 20880 1600 25260
Max ADI Early 60 Gen Good 23 Fair 10 Poor 23 Fair
Max ADI Late 12 Poor 23 Fair 4 Very Poor 41 Gen Good
Max LVORI Early 6 5 10 3
Max LVORI Late 6 5 10 3
Min Vsby Early 10 2 Fog 3 Fog 7
Min Vsby Late 10 2 Fog 6 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 40 40 10 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. Northeast
winds around 5 mph, becoming west after midnight.
.WEDNESDAY...Sunny. Highs in the mid 80s. West winds around
5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s. West
winds around 5 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the upper 50s. West winds around 5 mph.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s.
Highs around 80. Southeast winds around 5 mph.
.SATURDAY AND SATURDAY NIGHT...Mostly cloudy. Lows in the upper
50s. Highs in the upper 70s. Northeast winds around 5 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. North winds around 5 mph, becoming east around 5 mph
in the afternoon.
$$
RIZ002-170800-
Southeast Providence RI-
Including the city of Providence
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers Showers
Chance Precip (%) 50 60 20 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 64 (+6) 76 (-4) 65 83
RH % (24h trend) 97 (+1) 85 (+48) 100 69
20ft Wnd AM(mph) S 6 Lgt/Var
20ft Wnd PM(mph) S 6 SE 6 Lgt/Var Lgt/Var
Precip Amount 0.10 0.10 0.00 0.00
Precip Duration 1 4
Precip Begin 11 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt (ft-AGL) 470 1800 410 3980
Transport Wnd (kts) S 12 S 12 N 5 N 7
Vent Rate (kt-ft) 5640 21600 2050 27860
Max ADI Early 63 Good 29 Fair 10 Poor 25 Fair
Max ADI Late 12 Poor 27 Fair 5 Very Poor 44 Gen Good
Max LVORI Early 5 5 10 3
Max LVORI Late 5 5 10 3
Min Vsby Early 10 2 Fog 3 Fog 7
Min Vsby Late 10 2 Fog 6 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 40 50 10 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. Northeast
winds around 5 mph, becoming west after midnight.
.WEDNESDAY...Sunny. Highs in the mid 80s. West winds 5 to 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 60s. West winds
5 to 10 mph.
.THURSDAY AND THURSDAY NIGHT...Mostly cloudy. A chance of
showers. Lows 60 to 65. Highs around 80. Northwest winds around
5 mph.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy. Lows around 60. Highs
around 80. East winds around 5 mph.
.SATURDAY AND SATURDAY NIGHT...Mostly cloudy. Lows around 60.
Highs in the upper 70s. North winds around 5 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. North winds around 5 mph, becoming east around 5 mph
in the afternoon.
$$
RIZ003-170800-
Western Kent RI-
Including the cities of Coventry and West Greenwich
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Pcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers None Showers
Chance Precip (%) 50 60 20 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 63 (+8) 75 (-4) 65 81
RH % (24h trend) 100 (0) 87 (+41) 100 72
20ft Wnd AM(mph) S 6 Lgt/Var
20ft Wnd PM(mph) S 5 SE 5 Lgt/Var Lgt/Var
Precip Amount 0.11 0.15 0.00 0.00
Precip Duration 1 4
Precip Begin 11 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt (ft-AGL) 500 1820 400 3900
Transport Wnd (kts) S 10 S 13 N 5 N 6
Vent Rate (kt-ft) 5000 23660 2000 23400
Max ADI Early 48 Gen Good 27 Fair 7 Poor 24 Fair
Max ADI Late 12 Poor 27 Fair 5 Very Poor 38 Fair
Max LVORI Early 7 6 10 3
Max LVORI Late 7 6 10 3
Min Vsby Early 10 2 Fog 4 Fog 7
Min Vsby Late 10 2 Fog 7 9
Sunshine Hours N/A N/A N/A N/A
CWR 40 50 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. Southwest
winds around 5 mph, becoming west after midnight.
.WEDNESDAY...Sunny. Highs in the lower 80s. West winds around
5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 60s. West winds
around 5 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. West winds around 5 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 50s. West winds around 5 mph, becoming northwest after
midnight.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s.
Highs in the upper 70s. East winds around 5 mph.
.SATURDAY AND SATURDAY NIGHT...Mostly cloudy. Lows in the upper
50s. Highs in the upper 70s. Northeast winds around 5 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. North winds around 5 mph, becoming east around 5 mph
in the afternoon.
$$
RIZ004-170800-
Eastern Kent RI-
Including the cities of East Greenwich, Warwick, and West Warwick
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers Showers
Chance Precip (%) 50 60 20 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 65 (+7) 76 (-4) 66 82
RH % (24h trend) 97 (-3) 85 (+48) 100 69
20ft Wnd AM(mph) S 8 Lgt/Var
20ft Wnd PM(mph) S 6 SE 6 Lgt/Var Lgt/Var
Precip Amount 0.09 0.14 0.00 0.00
Precip Duration 1 4
Precip Begin 12 AM Continuing
Precip End Continuing 6 PM
Mixing Hgt (ft-AGL) 470 1880 430 3890
Transport Wnd (kts) S 11 S 14 N 5 N 6
Vent Rate (kt-ft) 5170 26320 2150 23340
Max ADI Early 53 Gen Good 27 Fair 9 Poor 24 Fair
Max ADI Late 13 Gen Poor 26 Fair 6 Very Poor 39 Fair
Max LVORI Early 5 8 10 3
Max LVORI Late 5 8 10 3
Min Vsby Early 10 2 Fog 3 Fog 7
Min Vsby Late 10 2 Fog 7 9
Sunshine Hours N/A N/A N/A N/A
CWR 40 40 10 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. South winds
around 5 mph, becoming west after midnight.
.WEDNESDAY...Sunny. Highs in the mid 80s. West winds 5 to 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southwest
winds 5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs around
80. West winds around 5 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. West winds around 5 mph, becoming northwest after
midnight.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy. Lows in the lower 60s.
Highs in the upper 70s. East winds around 5 mph.
.SATURDAY AND SATURDAY NIGHT...Mostly cloudy. Lows in the lower
60s. Highs in the upper 70s. North winds around 5 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. North winds around 5 mph, becoming east in the
afternoon.
$$
RIZ005-170800-
Bristol RI-
Including the city of Bristol
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers Showers
Chance Precip (%) 50 60 20 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 66 (+6) 76 (-4) 66 82
RH % (24h trend) 93 (-7) 84 (+34) 100 72
20ft Wnd AM(mph) S 9 Lgt/Var
20ft Wnd PM(mph) S 7 SE 7 Lgt/Var Lgt/Var
Precip Amount 0.06 0.12 0.00 0.00
Precip Duration 1 4
Precip Begin 12 AM Continuing
Precip End Continuing 6 PM
Mixing Hgt (ft-AGL) 450 1790 430 3860
Transport Wnd (kts) S 11 S 13 N 5 N 6
Vent Rate (kt-ft) 4950 23270 2150 23160
Max ADI Early 36 Fair 1 Very Poor 10 Poor 27 Fair
Max ADI Late 14 Gen Poor 27 Fair 7 Poor 44 Gen Good
Max LVORI Early 5 9 10 3
Max LVORI Late 5 9 10 3
Min Vsby Early 10 2 Fog 3 Fog 7
Min Vsby Late 10 2 Fog 5 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 30 40 10 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. East winds
around 5 mph, becoming northwest after midnight.
.WEDNESDAY...Sunny. Highs in the lower 80s. Southwest winds 5 to
10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s.
Southwest winds 5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs around
80. Northwest winds around 5 mph, becoming southwest around 5 mph
in the afternoon.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph, becoming northwest
after midnight.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy. Lows in the lower 60s.
Highs in the upper 70s. East winds around 5 mph.
.SATURDAY AND SATURDAY NIGHT...Mostly cloudy. Lows in the lower
60s. Highs in the upper 70s. North winds around 5 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. North winds
around 5 mph, becoming east in the afternoon.
$$
RIZ006-170800-
Washington RI-
Including the cities of Narragansett and Westerly
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Pcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers None Showers
Chance Precip (%) 50 60 10 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 64 (+8) 76 (-2) 65 82
RH % (24h trend) 100 (0) 87 (+43) 100 70
20ft Wnd AM(mph) S 8 Lgt/Var
20ft Wnd PM(mph) S 5 SE 6 Lgt/Var Lgt/Var
Precip Amount 0.10 0.22 0.00 0.00
Precip Duration 1 4
Precip Begin 11 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt (ft-AGL) 420 1770 410 3600
Transport Wnd (kts) S 11 S 14 N 7 N 6
Vent Rate (kt-ft) 4620 24780 2870 21600
Max ADI Early 30 Fair 24 Fair 8 Poor 26 Fair
Max ADI Late 14 Gen Poor 25 Fair 6 Very Poor 36 Fair
Max LVORI Early 5 7 10 4
Max LVORI Late 5 7 10 4
Min Vsby Early 10 2 Fog 3 Fog 7
Min Vsby Late 8 2 Fog 6 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 40 50 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southwest
winds around 5 mph, becoming west after midnight.
.WEDNESDAY...Sunny. Highs in the lower 80s. West winds 5 to
10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 60s. West winds
5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds around 5 mph, becoming southwest in
the afternoon.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows
around 60. West winds around 5 mph, becoming northwest after
midnight.
.FRIDAY...Mostly sunny. Highs in the upper 70s. North winds 5 to
10 mph, becoming east in the afternoon.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Mostly cloudy. Lows in the
lower 60s. Highs in the mid 70s. Northeast winds 5 to 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. Northeast winds
5 to 10 mph, becoming southeast in the afternoon.
$$
RIZ007-170800-
Newport RI-
Including the city of Newport
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers None
Chance Precip (%) 50 60 20 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 67 (+6) 75 (-2) 67 82
RH % (24h trend) 90 (-10) 84 (+34) 100 69
20ft Wnd AM(mph) S 11 G17 N 5
20ft Wnd PM(mph) S 8 SE 9 G17 Lgt/Var Lgt/Var
Precip Amount 0.05 0.23 0.00 0.00
Precip Duration 1 4
Precip Begin 12 AM Continuing
Precip End Continuing 6 PM
Mixing Hgt (ft-AGL) 430 1670 430 3300
Transport Wnd (kts) S 13 S 15 N 7 N 7
Vent Rate (kt-ft) 5590 25050 3010 23100
Max ADI Early 26 Fair 1 Very Poor 9 Poor 29 Fair
Max ADI Late 16 Gen Poor 14 Gen Poor 8 Poor 34 Fair
Max LVORI Early 4 8 9 4
Max LVORI Late 4 8 9 4
Min Vsby Early 10 2 Fog 3 Fog 7
Min Vsby Late 10 2 Fog 4 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 30 50 10 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 60s. South
winds around 5 mph, becoming west after midnight.
.WEDNESDAY...Sunny. Highs in the lower 80s. Southwest winds 5 to
10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s.
Southwest winds 5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds around 5 mph, becoming southwest in
the afternoon.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds 5 to 10 mph, becoming northwest
after midnight.
.FRIDAY...Mostly sunny. Highs in the upper 70s. North winds 5 to
10 mph, becoming east in the afternoon.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Mostly cloudy. Lows in the
mid 60s. Highs in the upper 70s. Northeast winds 5 to 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. North winds 5 to
10 mph, becoming east in the afternoon.
$$
RIZ008-170800-
Block Island RI-
Including the city of New Shoreham
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Precip Type Showers Showers None None
Chance Precip (%) 50 70 10 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 69 (+6) 76 (0) 69 78
RH % (24h trend) 87 (-13) 84 (+32) 100 82
20ft Wnd AM(mph) S 12 G18 N 5
20ft Wnd PM(mph) S 8 S 9 G17 NE 5 Lgt/Var
Precip Amount 0.10 0.17 0.00 0.00
Precip Duration 1 5
Precip Begin 12 AM Continuing
Precip End Continuing 6 PM
Mixing Hgt (ft-AGL) 860 1840 440 1130
Transport Wnd (kts) S 14 S 18 N 9 N 11
Vent Rate (kt-ft) 12040 33120 3960 12430
Max ADI Early 20 Gen Poor 1 Very Poor 10 Poor 17 Gen Poor
Max ADI Late 28 Fair 15 Gen Poor 9 Poor 8 Poor
Max LVORI Early 4 8 9 5
Max LVORI Late 4 8 9 5
Min Vsby Early 10 2 Fog 5 Fog 7
Min Vsby Late 10 2 Fog 7 9
Sunshine Hours N/A N/A N/A N/A
CWR 50 50 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 60s. Southwest
winds around 5 mph.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Lows around 70.
Highs in the upper 70s. West winds 5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds around 5 mph, becoming southwest in
the afternoon.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 60s. West winds 5 to 10 mph, becoming northwest after
midnight.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Northeast winds
5 to 10 mph.
.FRIDAY NIGHT THROUGH SUNDAY...Mostly cloudy. Lows in the upper
60s. Highs in the mid 70s. East winds 5 to 10 mph.
$$
MAZ017-170800-
Northern Bristol MA-
Including the city of Taunton
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers Showers
Chance Precip (%) 50 60 20 20
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 64 (+12) 76 (-5) 64 82
RH % (24h trend) 100 (0) 84 (+44) 100 69
20ft Wnd AM(mph) S 6 Lgt/Var
20ft Wnd PM(mph) S 5 SE 5 Lgt/Var Lgt/Var
Precip Amount 0.06 0.08 0.00 0.00
Precip Duration 1 4
Precip Begin 12 AM Continuing
Precip End Continuing 6 PM
Mixing Hgt (ft-AGL) 430 1920 410 3770
Transport Wnd (kts) S 10 S 12 N 7 N 8
Vent Rate (kt-ft) 4300 23040 2870 30160
Max ADI Early 62 Good 31 Fair 12 Poor 31 Fair
Max ADI Late 10 Poor 27 Fair 5 Very Poor 41 Gen Good
Max LVORI Early 6 5 10 3
Max LVORI Late 6 5 10 3
Min Vsby Early 10 2 Fog 3 Fog 5 Fog
Min Vsby Late 10 2 Fog 4 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 30 40 10 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. Northeast
winds around 5 mph in the evening, becoming light and variable.
.WEDNESDAY...Sunny. Highs in the mid 80s. West winds around
5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southwest
winds around 5 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs around
80. West winds around 5 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 50s. West winds around 5 mph, becoming northwest after
midnight.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s.
Highs around 80. East winds around 5 mph.
.SATURDAY AND SATURDAY NIGHT...Mostly cloudy. Lows in the upper
50s. Highs in the upper 70s. North winds around 5 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northeast winds around 5 mph.
$$
MAZ018-170800-
Western Plymouth MA-
Including the city of Brockton
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Pcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers None
Chance Precip (%) 40 60 30 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 64 (+12) 76 (-5) 64 80
RH % (24h trend) 97 (-3) 79 (+33) 100 72
20ft Wnd AM(mph) S 6 Lgt/Var
20ft Wnd PM(mph) S 5 SE 6 Lgt/Var Lgt/Var
Precip Amount 0.04 0.10 0.02 0.00
Precip Duration 1 3 1
Precip Begin 1 AM Continuing Continuing
Precip End Continuing Continuing 3 AM
Mixing Hgt (ft-AGL) 420 2090 420 3090
Transport Wnd (kts) S 11 S 13 NE 5 NE 11
Vent Rate (kt-ft) 4620 27170 2100 33990
Max ADI Early 63 Good 34 Fair 14 Gen Poor 27 Fair
Max ADI Late 8 Poor 29 Fair 5 Very Poor 42 Gen Good
Max LVORI Early 6 4 10 4
Max LVORI Late 6 4 10 4
Min Vsby Early 10 3 Fog 2 Fog 4 Fog
Min Vsby Late 10 2 Fog 3 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 30 30 10 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. Northeast
winds around 5 mph in the evening, becoming light and variable.
.WEDNESDAY...Sunny. Highs in the mid 80s. Southwest winds around
5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southwest
winds around 5 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. West winds around 5 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 50s. Southwest winds around 5 mph, becoming northwest
after midnight.
.FRIDAY...Mostly sunny. Highs in the upper 70s. North winds
around 5 mph, becoming east around 5 mph in the afternoon.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Mostly cloudy. Lows in the
upper 50s. Highs in the upper 70s. Northeast winds around 5 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northeast winds around 5 mph.
$$
MAZ019-170800-
Eastern Plymouth MA-
Including the city of Plymouth
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Pcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers None
Chance Precip (%) 40 60 30 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 64 (+9) 77 (-1) 65 78
RH % (24h trend) 97 (-3) 76 (+34) 100 72
20ft Wnd AM(mph) S 7 G17 Lgt/Var
20ft Wnd PM(mph) S 6 S 7 G17 Lgt/Var NE 5
Precip Amount 0.03 0.09 0.02 0.00
Precip Duration 1 3 2
Precip Begin 1 AM Continuing Continuing
Precip End Continuing Continuing 5 AM
Mixing Hgt (ft-AGL) 420 2100 420 2200
Transport Wnd (kts) S 12 S 15 N 5 N 11
Vent Rate (kt-ft) 5040 31500 2100 24200
Max ADI Early 23 Fair 31 Fair 10 Poor 22 Fair
Max ADI Late 13 Gen Poor 20 Gen Poor 5 Very Poor 28 Fair
Max LVORI Early 5 5 9 4
Max LVORI Late 5 5 9 4
Min Vsby Early 10 3 Fog 2 Fog 4 Fog
Min Vsby Late 10 2 Fog 3 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 30 30 10 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. Northeast
winds around 5 mph, becoming west after midnight.
.WEDNESDAY...Sunny. Highs in the mid 80s. Southwest winds 5 to
10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s.
Southwest winds 5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds around 5 mph, becoming northeast
around 5 mph in the afternoon.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph, becoming northwest
after midnight.
.FRIDAY...Mostly sunny. Highs in the mid 70s. North winds 5 to
10 mph, becoming east in the afternoon.
.FRIDAY NIGHT...Mostly cloudy. Lows in the lower 60s. Southeast
winds around 5 mph.
.SATURDAY...Mostly sunny. Highs in the mid 70s. East winds 5 to
10 mph.
.SATURDAY NIGHT...Mostly cloudy. Lows in the lower 60s. East
winds 5 to 10 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northeast winds 5 to 10 mph.
$$
MAZ020-170800-
Southern Bristol MA-
Including the cities of Fall River and New Bedford
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers None
Chance Precip (%) 40 60 20 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 65 (+8) 77 (-2) 65 82
RH % (24h trend) 93 (-7) 81 (+31) 100 70
20ft Wnd AM(mph) S 9 G18 Lgt/Var
20ft Wnd PM(mph) S 7 SE 8 G18 Lgt/Var Lgt/Var
Precip Amount 0.04 0.17 0.00 0.00
Precip Duration 1 4
Precip Begin 12 AM Continuing
Precip End Continuing 6 PM
Mixing Hgt (ft-AGL) 420 1880 410 3610
Transport Wnd (kts) S 11 S 14 N 6 N 9
Vent Rate (kt-ft) 4620 26320 2460 32490
Max ADI Early 43 Gen Good 26 Fair 11 Poor 28 Fair
Max ADI Late 13 Gen Poor 25 Fair 5 Very Poor 42 Gen Good
Max LVORI Early 5 7 9 3
Max LVORI Late 5 7 9 3
Min Vsby Early 10 2 Fog 3 Fog 5 Fog
Min Vsby Late 10 2 Fog 4 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 30 40 10 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. East winds
around 5 mph, becoming west after midnight.
.WEDNESDAY...Sunny. Highs in the lower 80s. West winds around
5 mph, increasing to southwest 10 to 15 mph in the afternoon.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s.
Southwest winds 10 to 15 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs around
80. Northwest winds around 5 mph, becoming southwest in the
afternoon.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds 5 to 10 mph, becoming northwest
after midnight.
.FRIDAY...Mostly sunny. Highs in the upper 70s. North winds 5 to
10 mph, becoming east in the afternoon.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Mostly cloudy. Lows in the
lower 60s. Highs in the upper 70s. Northeast winds 5 to 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. Northeast winds
5 to 10 mph, becoming east in the afternoon.
$$
MAZ021-170800-
Southern Plymouth MA-
Including the city of Mattapoisett
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers None
Chance Precip (%) 40 60 30 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 65 (+11) 76 (-3) 66 81
RH % (24h trend) 93 (-7) 79 (+29) 100 72
20ft Wnd AM(mph) S 8 G18 Lgt/Var
20ft Wnd PM(mph) S 6 SE 8 G18 Lgt/Var N 5
Precip Amount 0.03 0.14 0.01 0.00
Precip Duration 1 4 1
Precip Begin 1 AM Continuing Continuing
Precip End Continuing Continuing 3 AM
Mixing Hgt (ft-AGL) 430 1910 420 2960
Transport Wnd (kts) S 11 S 15 NE 5 N 11
Vent Rate (kt-ft) 4730 28650 2100 32560
Max ADI Early 48 Gen Good 31 Fair 13 Gen Poor 29 Fair
Max ADI Late 12 Poor 31 Fair 5 Very Poor 42 Gen Good
Max LVORI Early 5 5 9 3
Max LVORI Late 5 5 9 3
Min Vsby Early 10 3 Fog 3 Fog 4 Fog
Min Vsby Late 10 2 Fog 3 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 30 30 20 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. Northeast
winds around 5 mph, becoming west after midnight.
.WEDNESDAY...Sunny. Highs in the mid 80s. Southwest winds 5 to
10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s.
Southwest winds 5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. Northwest winds around 5 mph, becoming southwest in
the afternoon.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds 5 to 10 mph, becoming northwest
after midnight.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Northeast winds
around 5 mph.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Mostly cloudy. Lows in the
lower 60s. Highs in the upper 70s. Northeast winds around 5 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. Northeast winds
around 5 mph, becoming east in the afternoon.
$$
MAZ022-170800-
Barnstable MA-
Including the cities of Chatham, Falmouth, and Provincetown
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Pcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers None
Chance Precip (%) 30 60 40 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 67 (+12) 76 (-1) 67 78
RH % (24h trend) 90 (-10) 71 (+27) 100 77
20ft Wnd AM(mph) S 9 G17 N 5
20ft Wnd PM(mph) S 6 SE 9 G17 Lgt/Var N 6
Precip Amount 0.02 0.23 0.13 0.00
Precip Duration 1 5 2
Precip Begin 2 AM Continuing Continuing
Precip End Continuing Continuing 6 AM
Mixing Hgt (ft-AGL) 460 2070 450 2330
Transport Wnd (kts) S 14 S 17 W 7 N 11
Vent Rate (kt-ft) 6440 35190 3150 25630
Max ADI Early 40 Fair 30 Fair 16 Gen Poor 27 Fair
Max ADI Late 14 Gen Poor 21 Fair 8 Poor 31 Fair
Max LVORI Early 4 6 9 4
Max LVORI Late 4 6 9 4
Min Vsby Early 10 5 Fog 3 Fog 4 Fog
Min Vsby Late 10 2 Fog 2 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 20 40 30 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northwest
winds around 5 mph.
.WEDNESDAY...Sunny. Highs around 80. Southwest winds 5 to 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s.
Southwest winds 5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs around
80. West winds 5 to 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds 5 to 10 mph, becoming northwest
after midnight.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Northeast winds
5 to 10 mph.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Mostly cloudy. Lows in the
mid 60s. Highs in the mid 70s. Northeast winds 5 to 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. East winds 5 to
10 mph.
$$
MAZ023-170800-
Dukes MA-
Including the city of Vineyard Haven
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Pcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers None
Chance Precip (%) 40 60 30 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 65 (+8) 77 (+1) 67 80
RH % (24h trend) 87 (-13) 76 (+18) 100 72
20ft Wnd AM(mph) S 11 G19 N 7
20ft Wnd PM(mph) S 8 S 10 G19 SE 6 N 5
Precip Amount 0.03 0.24 0.02 0.00
Precip Duration 1 5 1
Precip Begin 2 AM Continuing Continuing
Precip End Continuing Continuing 4 AM
Mixing Hgt (ft-AGL) 740 1970 500 2570
Transport Wnd (kts) S 15 S 17 SE 11 N 11
Vent Rate (kt-ft) 11100 33490 5500 28270
Max ADI Early 32 Fair 1 Very Poor 17 Gen Poor 34 Fair
Max ADI Late 22 Fair 2 Very Poor 12 Poor 40 Fair
Max LVORI Early 4 7 8 4
Max LVORI Late 4 7 8 4
Min Vsby Early 10 3 Fog 3 Fog 4 Fog
Min Vsby Late 10 2 Fog 3 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 20 50 20 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northwest
winds around 5 mph.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Lows in the upper
60s. Highs in the upper 70s. Southwest winds 10 to 15 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Northwest winds around 5 mph, becoming southwest in
the afternoon.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southwest winds 5 to 10 mph, becoming northwest
after midnight.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Northeast winds
5 to 10 mph.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Mostly cloudy. Lows in the
mid 60s. Highs in the mid 70s. Northeast winds 5 to 10 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Northeast winds 10 to 15 mph.
$$
MAZ024-170800-
Nantucket MA-
Including the city of Nantucket
408 PM EDT Sun Aug 16 2026
Tonight Mon Mon Night Tue
Cloud Cover Pcldy Mcldy Mcldy Pcldy
Precip Type Showers Showers Showers None
Chance Precip (%) 20 60 50 10
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 66 (+6) 76 (+1) 67 76
RH % (24h trend) 87 (-13) 76 (+22) 100 79
20ft Wnd AM(mph) S 10 G18 N 8
20ft Wnd PM(mph) S 7 S 11 G19 SE 8 N 8
Precip Amount 0.04 0.38 0.12 0.00
Precip Duration 0 5 2
Precip Begin 3 AM Continuing Continuing
Precip End Continuing Continuing 6 AM
Mixing Hgt (ft-AGL) 1650 2520 650 1610
Transport Wnd (kts) S 13 S 15 S 12 N 15
Vent Rate (kt-ft) 21450 37800 7800 24150
Max ADI Early 34 Fair 1 Very Poor 17 Gen Poor 28 Fair
Max ADI Late 24 Fair 1 Very Poor 12 Poor 28 Fair
Max LVORI Early 4 6 8 4
Max LVORI Late 4 6 8 4
Min Vsby Early 10 5 Fog 2 Fog 4 Fog
Min Vsby Late 10 2 Fog 3 Fog 9
Sunshine Hours N/A N/A N/A N/A
CWR 20 50 40 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northwest
winds 5 to 10 mph.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Lows in the upper
60s. Highs in the upper 70s. Southwest winds 5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. West winds 5 to 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 60s. Southwest winds 5 to 10 mph, becoming northwest
after midnight.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Northeast winds
5 to 10 mph.
.FRIDAY NIGHT...Mostly cloudy. Lows in the mid 60s. East winds
5 to 10 mph.
.SATURDAY THROUGH SUNDAY...Mostly cloudy with a chance of
showers. Lows in the mid 60s. Highs in the mid 70s. East winds
10 to 15 mph.
$$
.OUTLOOK 8 TO 14 DAYS...
Temperatures near normal. Precipitation near normal.
$$
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