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

44°F

7°C

Humidity 65%
Wind Speed W 18 G 23 mph
Barometer 29.62 in (1004.5 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 12 Mar 11:51 am EDT
Extended Forecast for

Waltham MA

  • This Afternoon

    This Afternoon: Rain likely before 4pm, then rain and snow likely. Cloudy, with a temperature falling to around 34 by 5pm. Northwest wind 9 to 13 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.

    High: 58 °F⇓

    Rain/Snow
    Likely

  • Tonight

    Tonight: A chance of snow before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 29. West wind 7 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New snow accumulation of less than one inch possible.

    Low: 29 °F

    Chance Snow
    then Mostly
    Clear

  • Friday

    Friday: Increasing clouds, with a high near 41. South wind 5 to 9 mph.

    High: 41 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A slight chance of snow before 9pm, then a chance of rain. Mostly cloudy, with a low around 36. South wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 36 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 48. West wind 10 to 17 mph, with gusts as high as 45 mph.

    High: 48 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 29. West wind 5 to 10 mph, with gusts as high as 29 mph.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly cloudy, with a high near 46. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 46 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A chance of rain after 3am. Cloudy, with a low around 36. Southeast wind 6 to 8 mph. Chance of precipitation is 30%.

    Low: 36 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday

    Monday: Rain. High near 62. South wind 13 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 90%.

    High: 62 °F

    Rain

Detailed Forecast

This Afternoon
Rain likely before 4pm, then rain and snow likely. Cloudy, with a temperature falling to around 34 by 5pm. Northwest wind 9 to 13 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A chance of snow before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 29. West wind 7 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New snow accumulation of less than one inch possible.
Friday
Increasing clouds, with a high near 41. South wind 5 to 9 mph.
Friday Night
A slight chance of snow before 9pm, then a chance of rain. Mostly cloudy, with a low around 36. South wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday
Mostly sunny, with a high near 48. West wind 10 to 17 mph, with gusts as high as 45 mph.
Saturday Night
Mostly clear, with a low around 29. West wind 5 to 10 mph, with gusts as high as 29 mph.
Sunday
Mostly cloudy, with a high near 46. Calm wind becoming southeast around 6 mph in the afternoon.
Sunday Night
A chance of rain after 3am. Cloudy, with a low around 36. Southeast wind 6 to 8 mph. Chance of precipitation is 30%.
Monday
Rain. High near 62. South wind 13 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 90%.
Monday Night
Rain, mainly before 3am. Low around 36. South wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 80%.
Tuesday
A chance of rain. Partly sunny, with a high near 44. West wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 23. West wind 7 to 9 mph.
Wednesday
Mostly sunny, with a high near 39. West wind around 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Waltham MA
 42.36°N 71.25°W (Elev. 30 ft)
Last Update:
12:41 pm EDT Mar 12, 2026
Forecast Valid:
12pm EDT Mar 12, 2026-6pm EDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

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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