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.

Fair

45°F

7°C

Humidity 97%
Wind Speed Calm
Barometer 30.14 in (1021.7 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 4 Oct 4:51 am EDT
Extended Forecast for

Waltham MA

  • Today

    Today: Sunny, with a high near 83. West wind 3 to 5 mph.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 56. Southwest wind around 6 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 82. Calm wind becoming south around 5 mph in the afternoon.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 58. Southwest wind 3 to 5 mph.

    Low: 58 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 85. Southwest wind 6 to 8 mph.

    High: 85 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 59. Southwest wind around 7 mph.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81. Southwest wind 7 to 11 mph, with gusts as high as 23 mph.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 3am. Mostly cloudy, with a low around 58. Southwest wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.

    Low: 58 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, mainly before 3pm. Mostly cloudy, with a high near 69. West wind around 9 mph becoming north in the afternoon. Chance of precipitation is 70%.

    High: 69 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 83. West wind 3 to 5 mph.
Tonight
Mostly clear, with a low around 56. Southwest wind around 6 mph becoming calm in the evening.
Sunday
Sunny, with a high near 82. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Clear, with a low around 58. Southwest wind 3 to 5 mph.
Monday
Sunny, with a high near 85. Southwest wind 6 to 8 mph.
Monday Night
Mostly clear, with a low around 59. Southwest wind around 7 mph.
Tuesday
Mostly sunny, with a high near 81. Southwest wind 7 to 11 mph, with gusts as high as 23 mph.
Tuesday Night
Showers likely, mainly after 3am. Mostly cloudy, with a low around 58. Southwest wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Wednesday
Showers likely, mainly before 3pm. Mostly cloudy, with a high near 69. West wind around 9 mph becoming north in the afternoon. Chance of precipitation is 70%.
Wednesday Night
A chance of showers before 10pm. Partly cloudy, with a low around 43. North wind around 7 mph. Chance of precipitation is 30%.
Thursday
Sunny, with a high near 59. North wind around 8 mph.
Thursday Night
Mostly clear, with a low around 40. Light and variable wind.
Friday
Sunny, with a high near 64. Southwest 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 71.22°W (Elev. 49 ft)
Last Update:
2:52 am EDT Oct 4, 2025
Forecast Valid:
5am EDT Oct 4, 2025-6pm EDT Oct 10, 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