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.

Mostly Cloudy

46°F

8°C

Humidity 73%
Wind Speed S 8 mph
Barometer 30.11 in (1021.2 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 9 Jan 2:51 pm EST
Extended Forecast for

Waltham MA

  • This Afternoon

    This Afternoon: A chance of rain, mainly after 5pm. Mostly cloudy, with a high near 50. South wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    High: 50 °F

    Chance Rain

  • Tonight

    Tonight: A chance of rain, mainly before 9pm. Patchy fog between 8pm and midnight. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 36. South wind 9 to 11 mph becoming west after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Chance Rain
    and Patchy
    Fog then
    Mostly Cloudy

  • Saturday

    Saturday: Increasing clouds, with a high near 45. West wind around 6 mph becoming light and variable in the afternoon.

    High: 45 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Rain, mainly after 7pm. Low around 37. Light and variable wind becoming east around 6 mph in the evening. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Rain

  • Sunday

    Sunday: Rain likely, mainly before 10am. Mostly cloudy, with a high near 43. North wind 5 to 8 mph becoming west in the afternoon. Chance of precipitation is 70%.

    High: 43 °F

    Rain Likely
    then Chance
    Rain

  • Sunday Night

    Sunday Night: A slight chance of snow showers between 10pm and 2am. Partly cloudy, with a low around 25. Breezy, with a west wind 14 to 21 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.

    Low: 25 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Monday

    Monday: Mostly sunny, with a high near 37. West wind 9 to 15 mph, with gusts as high as 31 mph.

    High: 37 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 29. Southwest wind around 7 mph.

    Low: 29 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 42. Southwest wind 7 to 9 mph, with gusts as high as 20 mph.

    High: 42 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of rain, mainly after 5pm. Mostly cloudy, with a high near 50. South wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Tonight
A chance of rain, mainly before 9pm. Patchy fog between 8pm and midnight. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 36. South wind 9 to 11 mph becoming west after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Increasing clouds, with a high near 45. West wind around 6 mph becoming light and variable in the afternoon.
Saturday Night
Rain, mainly after 7pm. Low around 37. Light and variable wind becoming east around 6 mph in the evening. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 43. North wind 5 to 8 mph becoming west in the afternoon. Chance of precipitation is 70%.
Sunday Night
A slight chance of snow showers between 10pm and 2am. Partly cloudy, with a low around 25. Breezy, with a west wind 14 to 21 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 37. West wind 9 to 15 mph, with gusts as high as 31 mph.
Monday Night
Mostly cloudy, with a low around 29. Southwest wind around 7 mph.
Tuesday
Mostly sunny, with a high near 42. Southwest wind 7 to 9 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 33. Southwest wind around 8 mph.
Wednesday
Mostly cloudy, with a high near 47. Southwest wind 7 to 10 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly cloudy, with a low around 29. Southwest wind around 6 mph.
Thursday
Mostly cloudy, with a high near 36. Northwest wind 6 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Waltham MA
 42.41°N 71.24°W (Elev. 230 ft)
Last Update:
2:33 pm EST Jan 9, 2026
Forecast Valid:
2pm EST Jan 9, 2026-6pm EST Jan 15, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation