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.

Fog/Mist

32°F

0°C

Humidity 96%
Wind Speed Calm
Barometer 29.77 in (1009.6 mb)
Dewpoint 31°F (-1°C)
Visibility 3.00 mi
Last update 24 Dec 2:51 am EST
Extended Forecast for

Waltham MA

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly cloudy, with a low around 31. West wind 5 to 7 mph.

    Low: 31 °F

    Patchy Fog

  • Wednesday

    Wednesday: A slight chance of snow between noon and 3pm. Increasing clouds, with a high near 38. Breezy, with a north wind 10 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.

    High: 38 °F

    Sunny and
    Breezy then
    Slight Chance
    Snow

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 24. North wind around 6 mph becoming calm.

    Low: 24 °F

    Increasing
    Clouds

  • Christmas Day

    Christmas Day: A slight chance of snow showers, mixing with rain after 10am, then gradually ending. Cloudy, then gradually becoming mostly sunny, with a high near 38. Southwest wind 7 to 14 mph becoming northwest in the afternoon. Chance of precipitation is 20%.

    High: 38 °F

    Slight Chance
    Rain/Snow
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 12. Northwest wind 10 to 14 mph, with gusts as high as 25 mph.

    Low: 12 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 23. North wind 6 to 9 mph.

    High: 23 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of snow after 9pm. Cloudy, with a low around 16. North wind 3 to 6 mph. Chance of precipitation is 50%.

    Low: 16 °F

    Chance Snow

  • Saturday

    Saturday: A chance of snow. Mostly cloudy, with a high near 26. North wind around 7 mph. Chance of precipitation is 50%.

    High: 26 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 19. Light north wind.

    Low: 19 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 31. West wind 5 to 7 mph.
Wednesday
A slight chance of snow between noon and 3pm. Increasing clouds, with a high near 38. Breezy, with a north wind 10 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.
Wednesday Night
Increasing clouds, with a low around 24. North wind around 6 mph becoming calm.
Christmas Day
A slight chance of snow showers, mixing with rain after 10am, then gradually ending. Cloudy, then gradually becoming mostly sunny, with a high near 38. Southwest wind 7 to 14 mph becoming northwest in the afternoon. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 12. Northwest wind 10 to 14 mph, with gusts as high as 25 mph.
Friday
Mostly sunny, with a high near 23. North wind 6 to 9 mph.
Friday Night
A chance of snow after 9pm. Cloudy, with a low around 16. North wind 3 to 6 mph. Chance of precipitation is 50%.
Saturday
A chance of snow. Mostly cloudy, with a high near 26. North wind around 7 mph. Chance of precipitation is 50%.
Saturday Night
Mostly cloudy, with a low around 19. Light north wind.
Sunday
A chance of rain after 1pm. Mostly cloudy, with a high near 37. Light and variable wind becoming south around 6 mph in the morning. Chance of precipitation is 40%.
Sunday Night
Rain and snow. Low around 26. South wind 6 to 9 mph becoming west after midnight. Chance of precipitation is 80%.
Monday
Rain and snow likely. Partly sunny, with a high near 36. West wind 10 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.
Monday Night
Partly cloudy, with a low around 19. West wind around 11 mph, with gusts as high as 21 mph.
Tuesday
Mostly sunny, with a high near 29. West wind 10 to 13 mph, with gusts as high as 25 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waltham MA
 42.41°N 71.24°W (Elev. 230 ft)
Last Update:
1:14 am EST Dec 24, 2025
Forecast Valid:
3am EST Dec 24, 2025-6pm EST Dec 30, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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