Fire Weather Planning Forecast for Southern New England
National Weather Service Boston/Norton MA
408 AM EDT Sun Jul 12 2026
.DISCUSSION... Dry weather and light winds continue into Sunday.
Minimum relative humidity values Sunday afternoon will range
between 35-45 percent.
.OUTLOOK...Monday through Thursday...
Dry conditions seasonably warm Monday, then extreme heat is
likely Tuesday and Wednesday. Not quite as hot Thursday, Friday
and into next weekend. The greatest risk for thunderstorms is
Tuesday and Wednesday, however much of that activity may track
across Northern New England.
MAZ015-
Southeast Middlesex MA-
Including the city of Cambridge
408 AM EDT Sun Jul 12 2026
Today Tonight Mon
Cloud Cover Clear Clear Mclear
Precip Type None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0
Temp (24h trend) 83 (0) 59 (-2) 90
RH % (24h trend) 41 (0) 78 (-9) 37
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) E 5 Lgt/Var SW 7
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 7130 410 7500
Transport Wnd (kts) NE 7 SW 8 W 14
Vent Rate (kt-ft) 49910 3280 105000
Max ADI Early 62 Good 26 Fair 76 Good
Max ADI Late 61 Good 9 Poor 105 Very Good
Max LVORI Early 2 3 1
Max LVORI Late 2 3 1
Min Vsby Early 9 9 9
Min Vsby Late 9 9 9
Sunshine Hours N/A N/A N/A
CWR 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY NIGHT...Mostly clear. Lows in the lower 70s. Southwest
winds 10 to 15 mph.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Lows 71 to 79. Highs
in the upper 90s. West winds 10 to 15 mph.
.WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Lows 72 to 79.
Highs in the upper 90s. West winds 5 to 10 mph.
.THURSDAY AND THURSDAY NIGHT...Mostly clear. Lows in the lower
70s. Highs in the lower 90s. West winds 5 to 10 mph.
.FRIDAY...Sunny. Highs in the upper 80s. West winds around 5 mph.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows in the upper
60s. Highs in the upper 80s. Southeast winds around 5 mph.