National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Laurence G Hanscom Field Airport (KBED)

Lat: 42.47°NLon: 71.29°WElev: 132ft.

Overcast

70°F

21°C

Humidity 55%
Wind Speed SW 14 G 18 mph
Barometer 29.81 in (1010.7 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 13 Apr 3:51 pm EDT
Extended Forecast for

Belmont MA

  • This Afternoon

    This Afternoon: A slight chance of showers. Mostly cloudy, with a high near 72. Southwest wind around 14 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.

    High: 72 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 59. West wind 6 to 10 mph, with gusts as high as 24 mph.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79. Light and variable wind becoming southeast 5 to 9 mph in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Mostly cloudy, with a low around 61. Southwest wind 6 to 9 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 5pm. Partly sunny, with a high near 82. Southwest wind 5 to 9 mph. Chance of precipitation is 30%.

    High: 82 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. West wind around 6 mph. Chance of precipitation is 50%.

    Low: 56 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 72. East wind 5 to 8 mph. Chance of precipitation is 30%.

    High: 72 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before midnight. Mostly cloudy, with a low around 56. Southeast wind around 6 mph becoming southwest after midnight. Chance of precipitation is 30%.

    Low: 56 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: A chance of showers before 8am, then a chance of showers after noon. Partly sunny, with a high near 76. West wind 5 to 8 mph. Chance of precipitation is 40%.

    High: 76 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
A slight chance of showers. Mostly cloudy, with a high near 72. Southwest wind around 14 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 59. West wind 6 to 10 mph, with gusts as high as 24 mph.
Tuesday
Mostly sunny, with a high near 79. Light and variable wind becoming southeast 5 to 9 mph in the afternoon.
Tuesday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Mostly cloudy, with a low around 61. Southwest wind 6 to 9 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers, with thunderstorms also possible after 5pm. Partly sunny, with a high near 82. Southwest wind 5 to 9 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. West wind around 6 mph. Chance of precipitation is 50%.
Thursday
A chance of showers. Mostly cloudy, with a high near 72. East wind 5 to 8 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers before midnight. Mostly cloudy, with a low around 56. Southeast wind around 6 mph becoming southwest after midnight. Chance of precipitation is 30%.
Friday
A chance of showers before 8am, then a chance of showers after noon. Partly sunny, with a high near 76. West wind 5 to 8 mph. Chance of precipitation is 40%.
Friday Night
Mostly cloudy, with a low around 51. Northeast wind around 6 mph.
Saturday
Mostly cloudy, with a high near 62. East wind 6 to 8 mph.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 50. South wind 5 to 7 mph. Chance of precipitation is 30%.
Sunday
A chance of showers. Mostly cloudy, with a high near 71. Southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 41. West wind around 10 mph. Chance of precipitation is 50%.
Monday
Mostly sunny, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Belmont MA
 42.4°N 71.18°W (Elev. 98 ft)
Last Update:
1:12 pm EDT Apr 13, 2026
Forecast Valid:
4pm EDT Apr 13, 2026-6pm EDT Apr 20, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation