Heavy Rainfall, Flooding, And Severe Thunderstorm Threats From The Mid South To The Great Lakes Today And Tonight

A slow moving low pressure system and cold front will bring the potential for severe thunderstorms capable of producing damaging winds and isolated tornadoes from portions of the Mid South to the Midwest and Great Lakes today and tonight. Heavy rainfall could also lead to flooding concerns. The severe weather threat will shift to the Mid Atlantic and Northeast on Wednesday. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

En Español

Current conditions at

Boston, Logan International Airport (KBOS)

Lat: 42.36°NLon: 71.01°WElev: 20ft.

Light Rain

65°F

18°C

Humidity	93%
Wind Speed	SE 13 mph
Barometer	30.23 in (1023.6 mb)
Dewpoint	63°F (17°C)
Visibility	7.00 mi
Last update	25 Sep 6:54 pm EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Mobile Weather Hourly Weather Forecast

Extended Forecast for

Cambridge MA

Tonight

Heavy Rain
and Areas Fog
then Chance
Showers and
Areas Fog
Low: 64 °F
Wednesday

Chance
Showers and
Areas Fog
High: 77 °F
Wednesday
Night

Showers
Likely and
Areas Fog
Low: 57 °F
Thursday

Mostly Sunny
High: 65 °F
Thursday
Night

Mostly Cloudy
Low: 53 °F
Friday

Partly Sunny
High: 67 °F
Friday
Night

Partly Cloudy
Low: 55 °F
Saturday

Mostly Sunny
High: 70 °F
Saturday
Night

Mostly Clear
Low: 50 °F

Detailed Forecast

Tonight

Showers, mainly before 11pm. The rain could be heavy at times. Areas of fog. Low around 64. South wind 7 to 11 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

Wednesday

A chance of showers and thunderstorms. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 77. South wind 8 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

Showers and thunderstorms likely, mainly before midnight. Areas of fog before midnight. Otherwise, mostly cloudy, with a low around 57. Southwest wind 8 to 11 mph becoming northwest after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday

Mostly sunny, with a high near 65. North wind 6 to 8 mph becoming northeast in the afternoon.

Thursday Night

Mostly cloudy, with a low around 53. East wind around 5 mph becoming calm in the evening.

Friday

Partly sunny, with a high near 67.

Friday Night

Partly cloudy, with a low around 55.

Saturday

Mostly sunny, with a high near 70.

Saturday Night

Mostly clear, with a low around 50.