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

Hazardous Weather Conditions

Current conditions at

Laurence G Hanscom Field Airport (KBED)

Lat: 42.47°NLon: 71.29°WElev: 132ft.

Light Snow Fog/Mist

32°F

0°C

Humidity 100%
Wind Speed NE 7 mph
Barometer 29.69 in (1006.8 mb)
Dewpoint 32°F (0°C)
Visibility 6.00 mi
Wind Chill25°F (-4°C)
Last update 20 Feb 9:51 pm EST
Extended Forecast for

Waltham MA

Winter Weather Advisory February 20, 10:13pm until February 21, 07:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory February 20, 10:13pm until February 21, 07:00am

    NOW until 7:00am Sat

    Winter Weather Advisory

  • Tonight

    Low: 24 °F

    Snow

  • Saturday

    Saturday: A chance of snow before noon, then a slight chance of snow after 4pm. Cloudy, with a high near 29. North wind around 6 mph becoming light and variable. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 29 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A slight chance of snow before 11pm. Mostly cloudy, with a low around 21. Light north wind. Chance of precipitation is 20%.

    Low: 21 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow, mainly after 2pm. Cloudy, with a high near 35. Northeast wind 5 to 8 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 35 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Snow, mainly after 9pm. The snow could be heavy at times. Low around 28. Northeast wind 8 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Low: 28 °F

    Heavy Snow

  • Monday

    Monday: Snow. The snow could be heavy at times. High near 31. North wind 14 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.

    High: 31 °F

    Heavy Snow

  • Monday Night

    Monday Night: A chance of snow before 11pm. Mostly cloudy, with a low around 22. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 22 °F

    Chance Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 34. Northwest wind around 9 mph.

    High: 34 °F

    Partly Sunny

Detailed Forecast

Tonight
Snow, mainly before 4am. Low around 24. Northeast wind 5 to 8 mph becoming north after midnight. Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 3 inches possible.
Saturday
A chance of snow before noon, then a slight chance of snow after 4pm. Cloudy, with a high near 29. North wind around 6 mph becoming light and variable. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday Night
A slight chance of snow before 11pm. Mostly cloudy, with a low around 21. Light north wind. Chance of precipitation is 20%.
Sunday
A chance of snow, mainly after 2pm. Cloudy, with a high near 35. Northeast wind 5 to 8 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday Night
Snow, mainly after 9pm. The snow could be heavy at times. Low around 28. Northeast wind 8 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Monday
Snow. The snow could be heavy at times. High near 31. North wind 14 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.
Monday Night
A chance of snow before 11pm. Mostly cloudy, with a low around 22. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Tuesday
Partly sunny, with a high near 34. Northwest wind around 9 mph.
Tuesday Night
Partly cloudy, with a low around 13. West wind around 6 mph.
Wednesday
A chance of snow after 9am. Mostly cloudy, with a high near 35. South wind 3 to 7 mph. Chance of precipitation is 40%.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 28. South wind around 6 mph. Chance of precipitation is 50%.
Thursday
A chance of rain. Mostly cloudy, with a high near 43. Southwest wind 7 to 9 mph. Chance of precipitation is 50%.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 27. West wind around 7 mph. Chance of precipitation is 40%.
Friday
A chance of snow. Mostly sunny, with a high near 39. West wind 6 to 8 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Waltham MA
 42.39°N 71.27°W (Elev. 197 ft)
Last Update:
4:49 pm EST Feb 20, 2026
Forecast Valid:
10pm EST Feb 20, 2026-6pm EST Feb 27, 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