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

55°F

13°C

Humidity 87%
Wind Speed W 3 mph
Barometer 30.14 in (1021.8 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 8 Sep 5:51 am EDT
Extended Forecast for

Waltham MA

  • Today

    Today: Mostly sunny, with a high near 80. West wind 5 to 9 mph becoming north in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 59. Light east wind.

    Low: 59 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 81. Light southeast wind becoming south 8 to 13 mph in the morning.

    High: 81 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of showers after 2am. Mostly cloudy, with a low around 69. South wind 13 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    Low: 69 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A chance of showers, mainly before noon. Mostly sunny, with a high near 87. West wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.

    High: 87 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 61. West wind 5 to 11 mph.

    Low: 61 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 74. Northwest wind 6 to 8 mph.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 50. Light northwest wind.

    Low: 50 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76. Calm wind becoming south around 6 mph in the afternoon.

    High: 76 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 80. West wind 5 to 9 mph becoming north in the afternoon.
Tonight
Mostly cloudy, with a low around 59. Light east wind.
Wednesday
Mostly cloudy, with a high near 81. Light southeast wind becoming south 8 to 13 mph in the morning.
Wednesday Night
A chance of showers after 2am. Mostly cloudy, with a low around 69. South wind 13 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Thursday
A chance of showers, mainly before noon. Mostly sunny, with a high near 87. West wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 61. West wind 5 to 11 mph.
Friday
Sunny, with a high near 74. Northwest wind 6 to 8 mph.
Friday Night
Mostly clear, with a low around 50. Light northwest wind.
Saturday
Sunny, with a high near 76. Calm wind becoming south around 6 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 57. South wind 3 to 6 mph.
Sunday
Mostly sunny, with a high near 79. Southwest wind 5 to 9 mph, with gusts as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 62. Southwest wind around 7 mph.
Monday
Mostly sunny, with a high near 80. West wind 6 to 8 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:
5:19 am EDT Sep 8, 2026
Forecast Valid:
6am EDT Sep 8, 2026-6pm EDT Sep 14, 2026
 
Forecast Discussion
 
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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