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

66°F

19°C

Humidity 96%
Wind Speed SW 6 mph
Barometer 29.93 in (1014.5 mb)
Dewpoint 65°F (18°C)
Visibility 8.00 mi
Last update 17 Aug 5:51 am EDT
Extended Forecast for

Watertown MA

  • Today

    Today: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 93. Heat index values as high as 96. Southwest wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    High: 93 °F

    Partly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Southwest wind 5 to 11 mph becoming northeast after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 73. Northeast wind around 11 mph, with gusts as high as 23 mph.

    High: 73 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50. East wind around 6 mph becoming calm in the evening.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77. East wind 5 to 8 mph.

    High: 77 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 59. East wind around 6 mph becoming calm in the evening.

    Low: 59 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers after 8am. Partly sunny, with a high near 76. East wind 3 to 8 mph. Chance of precipitation is 30%.

    High: 76 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 59. Northeast wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 78. Northeast wind 6 to 10 mph.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 93. Heat index values as high as 96. Southwest wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Southwest wind 5 to 11 mph becoming northeast after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Mostly sunny, with a high near 73. Northeast wind around 11 mph, with gusts as high as 23 mph.
Monday Night
Mostly clear, with a low around 50. East wind around 6 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 77. East wind 5 to 8 mph.
Tuesday Night
Mostly cloudy, with a low around 59. East wind around 6 mph becoming calm in the evening.
Wednesday
A chance of showers after 8am. Partly sunny, with a high near 76. East wind 3 to 8 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 59. Northeast wind 3 to 6 mph. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 78. Northeast wind 6 to 10 mph.
Thursday Night
Mostly clear, with a low around 58. Northeast wind around 6 mph becoming north after midnight.
Friday
Sunny, with a high near 86. North wind 6 to 8 mph.
Friday Night
Mostly clear, with a low around 63. Southwest wind around 6 mph.
Saturday
Sunny, with a high near 87. South wind 6 to 9 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Watertown MA
 42.38°N 71.22°W (Elev. 49 ft)
Last Update:
2:19 am EDT Aug 17, 2025
Forecast Valid:
6am EDT Aug 17, 2025-6pm EDT Aug 23, 2025
 
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