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

-10°F

-23°C

Humidity 78%
Wind Speed Calm
Barometer 30.11 in (1021.8 mb)
Dewpoint -15°F (-26°C)
Visibility 10.00 mi
Last update 31 Jan 6:51 am EST
Extended Forecast for

Waltham MA

Cold Weather Advisory January 31, 07:18am until January 31, 10:00am
Click here for hazard details and duration
...
  •  
    Cold Weather Advisory January 31, 07:18am until January 31, 10:00am

    NOW until 10:00am Sat

    Cold Weather Advisory

  • Today

    High: 20 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 7. Wind chill values as low as -6. Light north wind increasing to 6 to 11 mph in the evening.

    Low: 7 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Cloudy, with a high near 24. Wind chill values as low as -5. North wind 11 to 14 mph, with gusts as high as 28 mph.

    High: 24 °F

    Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 13. Northwest wind around 10 mph, with gusts as high as 23 mph.

    Low: 13 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 31. Northwest wind 7 to 9 mph.

    High: 31 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 7. Northwest wind 3 to 6 mph.

    Low: 7 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 32. Light west wind.

    High: 32 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 10. Light west wind.

    Low: 10 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny, with a high near 20. Wind chill values as low as -11. Northwest wind 3 to 7 mph.
Tonight
Increasing clouds, with a low around 7. Wind chill values as low as -6. Light north wind increasing to 6 to 11 mph in the evening.
Sunday
Cloudy, with a high near 24. Wind chill values as low as -5. North wind 11 to 14 mph, with gusts as high as 28 mph.
Sunday Night
Mostly cloudy, with a low around 13. Northwest wind around 10 mph, with gusts as high as 23 mph.
Monday
Mostly sunny, with a high near 31. Northwest wind 7 to 9 mph.
Monday Night
Mostly clear, with a low around 7. Northwest wind 3 to 6 mph.
Tuesday
Sunny, with a high near 32. Light west wind.
Tuesday Night
Partly cloudy, with a low around 10. Light west wind.
Wednesday
Mostly sunny, with a high near 31. West wind 3 to 6 mph.
Wednesday Night
Partly cloudy, with a low around 11. Northwest wind 3 to 5 mph.
Thursday
Mostly sunny, with a high near 29. Northwest wind around 6 mph.
Thursday Night
Partly cloudy, with a low around 9. Northwest wind 3 to 6 mph.
Friday
Mostly sunny, with a high near 29. Northwest wind around 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Waltham MA
 42.38°N 71.24°W (Elev. 98 ft)
Last Update:
4:50 am EST Jan 31, 2026
Forecast Valid:
7am EST Jan 31, 2026-6pm EST Feb 6, 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