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.

Fair

32°F

0°C

Humidity 69%
Wind Speed E 3 mph
Barometer 30.07 in (1019.8 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 19 Feb 7:51 pm EST
Extended Forecast for

Waltham MA

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

  • Tonight

    Tonight: Mostly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Mostly Cloudy

  • Friday

    Friday: Rain and snow likely before 3pm, then snow between 3pm and 4pm. High near 37. Calm wind becoming east 5 to 8 mph in the afternoon. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Slight Chance
    Snow then
    Rain/Snow

  • Friday Night

    Friday Night: Rain, possibly mixed with snow and sleet, becoming all snow after 9pm. Low around 28. East wind 6 to 10 mph becoming north after midnight. Chance of precipitation is 100%. New snow and sleet accumulation of 1 to 3 inches possible.

    Low: 28 °F

    Wintry Mix
    then Snow

  • Saturday

    Saturday: Snow or light snow likely before 7am, then light snow likely, mainly between 7am and 9am. Cloudy, with a high near 33. Northeast wind around 7 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    High: 33 °F

    Snow Likely

  • Saturday Night

    Saturday Night: A chance of light snow before 8pm, then a chance of snow between 8pm and 3am. Mostly cloudy, with a low around 23. North wind 3 to 5 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Light
    Snow

  • Sunday

    Sunday: A slight chance of snow after 1pm. Mostly cloudy, with a high near 36. Northeast wind 6 to 8 mph. Chance of precipitation is 20%.

    High: 36 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Sunday Night

    Sunday Night: A chance of snow. Cloudy, with a low around 27. Northeast wind 7 to 13 mph. Chance of precipitation is 40%.

    Low: 27 °F

    Chance Snow

  • Monday

    Monday: A chance of snow. Cloudy, with a high near 33. North wind 10 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.

    High: 33 °F

    Chance Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 21. Northwest wind around 7 mph.

    Low: 21 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 26. Calm wind.
Friday
Rain and snow likely before 3pm, then snow between 3pm and 4pm. High near 37. Calm wind becoming east 5 to 8 mph in the afternoon. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Friday Night
Rain, possibly mixed with snow and sleet, becoming all snow after 9pm. Low around 28. East wind 6 to 10 mph becoming north after midnight. Chance of precipitation is 100%. New snow and sleet accumulation of 1 to 3 inches possible.
Saturday
Snow or light snow likely before 7am, then light snow likely, mainly between 7am and 9am. Cloudy, with a high near 33. Northeast wind around 7 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Saturday Night
A chance of light snow before 8pm, then a chance of snow between 8pm and 3am. Mostly cloudy, with a low around 23. North wind 3 to 5 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Sunday
A slight chance of snow after 1pm. Mostly cloudy, with a high near 36. Northeast wind 6 to 8 mph. Chance of precipitation is 20%.
Sunday Night
A chance of snow. Cloudy, with a low around 27. Northeast wind 7 to 13 mph. Chance of precipitation is 40%.
Monday
A chance of snow. Cloudy, with a high near 33. North wind 10 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 21. Northwest wind around 7 mph.
Tuesday
Mostly sunny, with a high near 34. Northwest wind around 8 mph.
Tuesday Night
Partly cloudy, with a low around 13. West wind around 6 mph.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 38. South wind 5 to 9 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 30. South wind around 8 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 40%.
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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:
5:35 pm EST Feb 19, 2026
Forecast Valid:
8pm EST Feb 19, 2026-6pm EST Feb 26, 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