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

35°F

2°C

Humidity 46%
Wind Speed W 7 mph
Barometer 30.04 in (1018.9 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 28 Dec 12:51 pm EST
Extended Forecast for

Waltham MA

Winter Weather Advisory December 28, 07:00pm until December 29, 06:00am
Click here for hazard details and duration
Winter Weather Advisory

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 34. Southwest wind around 5 mph.

    High: 34 °F

    Mostly Sunny

  • Tonight

    Tonight: Freezing rain before 1am, then rain, possibly mixed with freezing rain between 1am and 3am, then rain after 3am. Patchy fog after 4am. Temperature rising to around 37 by 5am. South wind 3 to 6 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 29 °F⇑

    Freezing Rain
    Likely then
    Rain/Freezing
    Rain and
    Patchy Fog

  • Monday

    Monday: Rain. Patchy fog before 7am. High near 49. South wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 49 °F

    Rain and
    Patchy Fog

  • Monday Night

    Monday Night: Partly cloudy, with a low around 22. West wind 14 to 18 mph, with gusts as high as 31 mph.

    Low: 22 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 27. Breezy, with a west wind 15 to 20 mph, with gusts as high as 37 mph.

    High: 27 °F

    Partly Sunny
    and Breezy
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 21. West wind 9 to 13 mph, with gusts as high as 26 mph.

    Low: 21 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 33. Southwest wind 8 to 11 mph, with gusts as high as 24 mph.

    High: 33 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 18. Southwest wind around 8 mph.

    Low: 18 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: Mostly sunny, with a high near 25. West wind 7 to 9 mph.

    High: 25 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 34. Southwest wind around 5 mph.
Tonight
Freezing rain before 1am, then rain, possibly mixed with freezing rain between 1am and 3am, then rain after 3am. Patchy fog after 4am. Temperature rising to around 37 by 5am. South wind 3 to 6 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Rain. Patchy fog before 7am. High near 49. South wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Partly cloudy, with a low around 22. West wind 14 to 18 mph, with gusts as high as 31 mph.
Tuesday
Partly sunny, with a high near 27. Breezy, with a west wind 15 to 20 mph, with gusts as high as 37 mph.
Tuesday Night
Mostly cloudy, with a low around 21. West wind 9 to 13 mph, with gusts as high as 26 mph.
Wednesday
Mostly cloudy, with a high near 33. Southwest wind 8 to 11 mph, with gusts as high as 24 mph.
Wednesday Night
Mostly cloudy, with a low around 18. Southwest wind around 8 mph.
New Year's Day
Mostly sunny, with a high near 25. West wind 7 to 9 mph.
Thursday Night
Partly cloudy, with a low around 14. West wind around 5 mph.
Friday
Mostly sunny, with a high near 27. West wind 5 to 7 mph.
Friday Night
Mostly clear, with a low around 16. West wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 31. West wind 3 to 7 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waltham MA
 42.38°N 71.24°W (Elev. 98 ft)
Last Update:
2:16 pm EST Dec 28, 2025
Forecast Valid:
2pm EST Dec 28, 2025-6pm EST Jan 3, 2026
 
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