Fire Weather Discussion
Fire Weather Planning Forecast for Southern New England
National Weather Service Boston/Norton MA
409 PM EDT Sun May 19 2024
.DISCUSSION...
Overcast conditions with occasional rain showers and northeast
breezes into the overnight hours as low pressure slowly meanders
over the southeastern offshore waters. Monday features continued
overcast in the morning, although cloud cover decreases as we
move into the afternoon.
Minimum relative humidities are expected to range between 55 and
75 percent Monday.
.OUTLOOK...Tuesday through Thursday...
Sunny and dry weather for Tuesday and Wednesday, with summer-like
temperatures in the 80s and southwest breezes. A cold front
offers the next best chance for rain on Thursday.
200800-
Southeast Middlesex MA-
Including the cities of Cambridge, Lexington, Newton, Waltham,
and Woburn
409 PM EDT Sun May 19 2024
Tonight Mon Mon Night Tue
Cloud Cover Mcldy Pcldy Mclear Mclear
Precip Type Rain None None None
Chance Precip (%) 20
Temp (24h trend) 50 (-2) 71 (+12) 54 87
RH % (24h trend) 100 (0) 57 (-20) 96 39
20ft Wnd AM(mph) Lgt/Var Lgt/Var
20ft Wnd PM(mph) Lgt/Var Lgt/Var Lgt/Var SW 7
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt (ft-AGL) 600 2740 180 5550
Transport Wnd (kts) N 6 SE 5 S 6 W 12
Vent Rate (kt-ft) 3600 13700 1080 66600
Max ADI Early 26 Fair 12 Poor 9 Poor 28 Fair
Max ADI Late 6 Very Poor 14 Gen Poor 5 Very Poor 93 Good
Max LVORI Early 7 3 6 1
Max LVORI Late 7 3 6 1
Min Vsby Early
Min Vsby Late
Sunshine Hours N/A N/A N/A N/A
CWR 0 0 0
LAL No Tstms No Tstms No Tstms No Tstms
Haines Index 3 3 4 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. Southwest
winds 5 to 10 mph.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Lows in the mid
60s. Highs in the upper 80s. Southwest winds 5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
mid 80s. Southwest winds 5 to 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows
around 60. Southwest winds 5 to 10 mph.
.FRIDAY...Mostly sunny. Highs in the upper 70s. West winds 5 to
10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 50s. West winds
around 5 mph.
.SATURDAY THROUGH SUNDAY...Partly cloudy. Lows in the mid 50s.
Highs in the lower 70s. South winds 5 to 10 mph.