Fire Weather Planning Forecast for Southern New England
National Weather Service Boston/Norton MA
408 AM EDT Sat Aug 23 2025
.DISCUSSION...
Breezy SW winds expected Saturday with gusts up to 20 mph. Dew
points will remain mainly in the mid 50s for much of southern New
England with values into the low 60s for Cape Cod and the
Islands. Breezy SW winds shift more S for Sunday ahead of a cold
front expected to pass through the region Monday.
Minimum relative humidity 35 to 60 percent expected Saturday,
then 45 to 70 percent Sunday.
.OUTLOOK...Sunday Night through Thursday...
The weather pattern becomes more unsettled by Monday with
shower/thunderstorm chances returning to the forecast Monday
afternoon. Trending drier and breezy Tuesday through midweek with
slightly below normal temperatures.
Southeast Middlesex MA-
Including the cities of Cambridge, Lexington, Newton, Waltham,
and Woburn
408 AM EDT Sat Aug 23 2025
Today Tonight Sun
Cloud Cover Mclear Mclear Pcldy
Precip Type None None None
Chance Precip (%) 10
Chance of Thunder (%) 0 0 0
Temp (24h trend) 86 (+3) 63 (+5) 83
RH % (24h trend) 40 (+11) 93 (0) 51
20ft Wnd AM(mph) Lgt/Var S 6
20ft Wnd PM(mph) SW 9 SW 8 S 9 G17
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 7530 440 5620
Transport Wnd (kts) SW 14 S 10 S 18
Vent Rate (kt-ft) 105420 4400 101160
Max ADI Early 78 Good 57 Gen Good 60 Gen Good
Max ADI Late 105 Very Good11 Poor 69 Good
Max LVORI Early 1 5 1
Max LVORI Late 1 5 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...
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 60s. South winds 5 to 10 mph.
.MONDAY...Mostly cloudy with showers likely. Highs in the lower
80s. South winds around 5 mph.
.MONDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the lower 60s. West winds around 5 mph.
.TUESDAY THROUGH THURSDAY...Mostly clear. Lows 56 to 61. Highs in
the upper 70s. West winds 5 to 10 mph.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows in the upper
50s. Highs in the upper 70s. South winds around 5 mph.
Forecast And Data Provided By NOAA-NWS Boston / Norton, MA