Threat for Flooding Continues Across Central and Eastern Portions of the U.S.; Fire Weather Concerns Continue Out West

The threat for heavy rainfall and localized flash flooding will continue across portions of the Northeast through Tuesday, while a slow-moving storm system will keep the threat for flooding across parts of the Central U.S. through mid-week. Across the West, elevated fire weather conditions will continue, along with the risk for dry thunderstorms. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

En Español

Current conditions at

Laurence G Hanscom Field Airport (KBED)

Lat: 42.47°NLon: 71.29°WElev: 132ft.

Fog

70°F

21°C

Humidity	97%
Wind Speed	E 3 mph
Barometer	29.89 in (1013.2 mb)
Dewpoint	69°F (21°C)
Visibility	0.25 mi
Last update	14 Aug 3:56 am EDT

More Information:

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

Extended Forecast for

Belmont MA

Overnight

Slight Chance
Showers and
Patchy Fog
Low: 68 °F
Tuesday

Showers
Likely and
Patchy Dense
Fog
High: 81 °F
Tuesday
Night

Chance
Showers then
Slight Chance
T-storms and
Patchy Fog
Low: 68 °F
Wednesday

Slight Chance
T-storms
High: 87 °F
Wednesday
Night

Partly Cloudy
Low: 69 °F
Thursday

Mostly Sunny
then Slight
Chance
Showers
High: 89 °F
Thursday
Night

Partly Cloudy
Low: 69 °F
Friday

Partly Sunny
then Chance
T-storms
High: 86 °F
Friday
Night

Chance
T-storms
Low: 72 °F

Detailed Forecast

Overnight

A slight chance of showers. Patchy fog. Otherwise, cloudy, with a low around 68. Light northeast wind. Chance of precipitation is 20%.

Tuesday

Showers likely, mainly between 3pm and 5pm. Patchy dense fog before noon. Otherwise, mostly cloudy, with a high near 81. Southeast wind 3 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Tuesday Night

A chance of showers and thunderstorms before 3am, then a slight chance of showers and thunderstorms after 4am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 68. Southwest wind 3 to 6 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday

A slight chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms after 10am. Partly sunny, with a high near 87. Northwest wind 6 to 9 mph. Chance of precipitation is 20%.

Wednesday Night

Partly cloudy, with a low around 69. West wind 5 to 7 mph.

Thursday

A slight chance of showers after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 20%.

Thursday Night

Partly cloudy, with a low around 69.

Friday

A chance of showers and thunderstorms after noon. Partly sunny, with a high near 86. Chance of precipitation is 30%.

Friday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 40%.

Saturday

A chance of showers and thunderstorms before 9am, then a chance of showers between 9am and noon. Mostly cloudy, with a high near 84. Chance of precipitation is 40%.

Saturday Night

Mostly cloudy, with a low around 65.

Sunday

Partly sunny, with a high near 77.

Sunday Night

Partly cloudy, with a low around 63.

Monday

Mostly sunny, with a high near 81.