Fire Weather Planning Forecast for Southern New England
National Weather Service Boston/Norton MA
408 PM EDT Mon Oct 5 2026
.DISCUSSION...
Drier and cooler conditions arrive today with RH values falling
to between 37 and 45 percent except for coastal MA and RI. Gusty
winds 20 to 30 mph, up to 35 mph for a brief window this
afternoon with the passage of a cold front.
Cooler temperatures Tuesday with min relative humidity values
39-45 percent and 50-60 percent for Cape and Islands. Breezy
northwest winds with gusts up to 20 mph.
.Outlook...Tuesday through Friday...
Gradual warm up in temperatures mid to late week with above
normal temperatures returning Thursday. Conditions stay mainly
dry, but min relative humidity values stay aboove 45 percent.
MAZ015-
Southeast Middlesex MA-
Including the city of Cambridge
408 PM EDT Mon Oct 5 2026
Tonight Tue Tue Night Wed
Cloud Cover Clear Clear Clear Clear
Precip Type None None None None
Chance Precip (%)
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 42 (-13) 58 (-10) 37 65
RH % (24h trend) 68 (-32) 40 (-2) 85 46
20ft Wnd AM(mph) NW 8 G17 Lgt/Var
20ft Wnd PM(mph) NW 7 G17 NW 8 G18 Lgt/Var SW 7
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 440 4230 390 3630
Transport Wnd (kts) NW 12 NW 18 W 6 SW 17
Vent Rate (kt-ft) 5280 76140 2340 61710
Max ADI Early 14 Gen Poor 56 Gen Good 6 Very Poor 42 Gen Good
Max ADI Late 10 Poor 92 Good 4 Very Poor 60 Gen Good
Max LVORI Early 3 1 3 1
Max LVORI Late 3 1 3 1
Min Vsby Early 9 9 9 9
Min Vsby Late 9 9 9 9
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly clear. Lows in the mid 50s. Southwest
winds 5 to 10 mph.
.THURSDAY THROUGH FRIDAY NIGHT...Mostly clear. Lows 48 to 54.
Highs around 70. West winds 5 to 10 mph.
.SATURDAY THROUGH SUNDAY...Mostly clear. Lows in the upper 40s.
Highs in the mid 60s. Southwest winds 5 to 10 mph.
.SUNDAY NIGHT AND MONDAY...Mostly cloudy. Lows in the lower 50s.
Highs in the upper 60s. Southwest winds 5 to 10 mph.