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

76°F

24°C

Humidity 64%
Wind Speed W 7 mph
Barometer 30.06 in (1019.1 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 4 Aug 9:51 am EDT
Extended Forecast for

Waltham MA

  • Today

    Today: Sunny, with a high near 85. West wind 5 to 7 mph.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 62. Light southwest wind.

    Low: 62 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 85 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 67. Southwest wind 3 to 5 mph.

    Low: 67 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 88. Southwest wind 5 to 8 mph.

    High: 88 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers, mainly before 8pm. Partly cloudy, with a low around 72. Southwest wind around 6 mph. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 90. Southwest wind 6 to 8 mph.

    High: 90 °F

    Hot

  • Friday Night

    Friday Night: A chance of showers before 9pm. Partly cloudy, with a low around 71. West wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 88. West wind 3 to 7 mph.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 85. West wind 5 to 7 mph.
Tonight
Partly cloudy, with a low around 62. Light southwest wind.
Wednesday
Mostly sunny, with a high near 85. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 67. Southwest wind 3 to 5 mph.
Thursday
Mostly sunny, with a high near 88. Southwest wind 5 to 8 mph.
Thursday Night
A chance of showers, mainly before 8pm. Partly cloudy, with a low around 72. Southwest wind around 6 mph. Chance of precipitation is 30%.
Friday
Mostly sunny and hot, with a high near 90. Southwest wind 6 to 8 mph.
Friday Night
A chance of showers before 9pm. Partly cloudy, with a low around 71. West wind 3 to 5 mph. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 88. West wind 3 to 7 mph.
Saturday Night
A chance of showers before 11pm. Partly cloudy, with a low around 70. Southwest wind 3 to 5 mph. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 89. West wind 3 to 7 mph.
Sunday Night
Mostly clear, with a low around 71. Southwest wind around 6 mph.
Monday
Sunny, with a high near 89. West wind 5 to 10 mph, with gusts as high as 20 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:
1:04 am EDT Aug 4, 2026
Forecast Valid:
10am EDT Aug 4, 2026-6pm EDT Aug 10, 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