Severe Thunderstorms in the Ohio and Tennessee Valleys; Flash Flooding Possible in the Southwest

Scattered damaging winds, isolated severe hail, and a brief tornado or two are possible from the Upper Ohio to Tennessee Valleys during the late afternoon and evening. Across the Southwest, monsoonal moisture will continue to bring heavy rain and a threat for isolated to scattered flash flooding through Saturday. Read More >

Hazardous Weather Conditions

Severe Thunderstorm Watch until September 6, 08:00 PM EDT

Current conditions at

Laurence G Hanscom Field Airport (KBED)

Lat: 42.47°NLon: 71.29°WElev: 132ft.

Thunderstorm Heavy Rain Fog/Mist and Breezy

74°F

23°C

Humidity	88%
Wind Speed	S 24 G 40 mph
Barometer	29.84 in (1011.6 mb)
Dewpoint	70°F (21°C)
Visibility	1.00 mi
Last update	6 Sep 4:51 pm EDT

More Information:

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

Extended Forecast for

2 Miles NW Sudbury MA

Severe T-storm Watch September 6, 05:40pm until September 6, 08:00pm

Click here for hazard details and duration

Severe T-storm Watch

Severe T-storm Watch September 6, 05:40pm until September 6, 08:00pm
NOW until 8:00pm Sat
Severe T-storm Watch
This Afternoon
High: 80 °F
Severe
Thunderstorms
Tonight
Low: 58 °F
Severe
Thunderstorms
then Chance
Showers
Sunday
High: 67 °F
Showers and
Patchy Fog
Sunday Night
Low: 50 °F
Decreasing
Clouds
Monday
High: 74 °F
Sunny
Monday Night
Low: 49 °F
Mostly Clear
Tuesday
High: 73 °F
Mostly Sunny
Tuesday Night
Low: 51 °F
Mostly Cloudy

Detailed Forecast

This Afternoon

Scattered showers and thunderstorms. Some of the storms could be severe. Partly sunny, with a steady temperature around 80. Southwest wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 5am, then a chance of showers and thunderstorms after 5am. Some of the storms could be severe. Low around 58. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

Sunday

Showers and possibly a thunderstorm before 1pm, then a chance of showers. Patchy fog between 9am and 3pm. High near 67. North wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Sunday Night

Mostly cloudy, then gradually becoming mostly clear, with a low around 50. Light west wind.

Monday

Sunny, with a high near 74. Northwest wind 3 to 5 mph.

Monday Night

Mostly clear, with a low around 49. Calm wind.

Tuesday

Mostly sunny, with a high near 73. Calm wind becoming east around 6 mph in the afternoon.

Tuesday Night

Mostly cloudy, with a low around 51. Light northeast wind.

Wednesday

Mostly cloudy, with a high near 70. Northeast wind 3 to 6 mph.