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.

A Few Clouds

82°F

28°C

Humidity 46%
Wind Speed NE 8 mph
Barometer 30.17 in (1022.7 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 15 Aug 1:51 pm EDT
Extended Forecast for

Waltham MA

  • This Afternoon

    This Afternoon: Sunny, with a high near 80. Northeast wind around 8 mph.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. East wind around 6 mph becoming calm in the evening.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 85. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 85 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 67. Southwest wind around 6 mph.

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny and hot, with a high near 90. Southwest wind 6 to 8 mph. Chance of precipitation is 20%.

    High: 90 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. West wind around 7 mph becoming north after midnight. Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 73. Northeast wind around 8 mph.

    High: 73 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56. East wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75. East wind 3 to 7 mph.

    High: 75 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 80. Northeast wind around 8 mph.
Tonight
Mostly clear, with a low around 61. East wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 85. Calm wind becoming southeast around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 67. Southwest wind around 6 mph.
Sunday
A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny and hot, with a high near 90. Southwest wind 6 to 8 mph. Chance of precipitation is 20%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. West wind around 7 mph becoming north after midnight. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 73. Northeast wind around 8 mph.
Monday Night
Partly cloudy, with a low around 56. East wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 75. East wind 3 to 7 mph.
Tuesday Night
Partly cloudy, with a low around 56. East wind around 6 mph becoming calm after midnight.
Wednesday
Mostly sunny, with a high near 75. East wind 5 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 57. East wind around 6 mph becoming north after midnight.
Thursday
Sunny, with a high near 77. North wind around 7 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waltham MA
 42.41°N 71.24°W (Elev. 230 ft)
Last Update:
1:21 pm EDT Aug 15, 2025
Forecast Valid:
2pm EDT Aug 15, 2025-6pm EDT Aug 21, 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