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.

Fair and Breezy

42°F

6°C

Humidity 32%
Wind Speed W 21 G 38 mph
Barometer 29.66 in (1005.8 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 17 Mar 11:51 am EDT
Extended Forecast for

Waltham MA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 41. West wind 14 to 16 mph, with gusts as high as 32 mph.

    High: 41 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 21. West wind around 10 mph.

    Low: 21 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 38. West wind 6 to 8 mph.

    High: 38 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 26. South wind 3 to 6 mph.

    Low: 26 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 45. South wind 3 to 8 mph.

    High: 45 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 30. Southwest wind around 6 mph.

    Low: 30 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 52. Southwest wind 6 to 9 mph.

    High: 52 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of rain after 2am, mixing with snow after 5am. Mostly cloudy, with a low around 36. Southwest wind around 7 mph. Chance of precipitation is 30%.

    Low: 36 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Saturday

    Saturday: A chance of rain and snow before 11am, then a chance of rain. Mostly cloudy, with a high near 48. Northwest wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    High: 48 °F

    Chance
    Rain/Snow
    then Chance
    Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 41. West wind 14 to 16 mph, with gusts as high as 32 mph.
Tonight
Mostly clear, with a low around 21. West wind around 10 mph.
Wednesday
Increasing clouds, with a high near 38. West wind 6 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 26. South wind 3 to 6 mph.
Thursday
Mostly sunny, with a high near 45. South wind 3 to 8 mph.
Thursday Night
Partly cloudy, with a low around 30. Southwest wind around 6 mph.
Friday
Mostly sunny, with a high near 52. Southwest wind 6 to 9 mph.
Friday Night
A chance of rain after 2am, mixing with snow after 5am. Mostly cloudy, with a low around 36. Southwest wind around 7 mph. Chance of precipitation is 30%.
Saturday
A chance of rain and snow before 11am, then a chance of rain. Mostly cloudy, with a high near 48. Northwest wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Saturday Night
A chance of rain before 11pm, then a chance of rain and snow. Mostly cloudy, with a low around 32. South wind around 8 mph. Chance of precipitation is 40%.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 50. West wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 30. Northwest wind around 9 mph. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 41. Northwest wind 10 to 13 mph, with gusts as high as 24 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waltham MA
 42.41°N 71.24°W (Elev. 230 ft)
Last Update:
3:02 am EDT Mar 17, 2026
Forecast Valid:
12pm EDT Mar 17, 2026-6pm EDT Mar 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation