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

69°F

21°C

Humidity 78%
Wind Speed SW 8 mph
Barometer 29.77 in (1009.2 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 13 Aug 4:51 am EDT
Extended Forecast for

Watertown MA

  • Overnight

    Overnight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Southwest wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 83. West wind 5 to 8 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 64. Northwest wind around 5 mph.

    Low: 64 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 83. Northwest wind 6 to 8 mph.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61. North wind 3 to 5 mph.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81. Northeast wind around 6 mph.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60. Light and variable wind.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 82. Calm wind becoming southwest 5 to 9 mph in the afternoon.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Showers likely, mainly after 10pm. Mostly cloudy, with a low around 65. Southwest wind around 9 mph. Chance of precipitation is 70%.

    Low: 65 °F

    Showers
    Likely

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Southwest wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 83. West wind 5 to 8 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Mostly clear, with a low around 64. Northwest wind around 5 mph.
Friday
Sunny, with a high near 83. Northwest wind 6 to 8 mph.
Friday Night
Mostly clear, with a low around 61. North wind 3 to 5 mph.
Saturday
Sunny, with a high near 81. Northeast wind around 6 mph.
Saturday Night
Mostly clear, with a low around 60. Light and variable wind.
Sunday
Mostly sunny, with a high near 82. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Sunday Night
Showers likely, mainly after 10pm. Mostly cloudy, with a low around 65. Southwest wind around 9 mph. Chance of precipitation is 70%.
Monday
A chance of showers before 2pm. Partly sunny, with a high near 82. West wind around 9 mph becoming northwest in the afternoon. Chance of precipitation is 50%.
Monday Night
Partly cloudy, with a low around 63. Light northwest wind.
Tuesday
Sunny, with a high near 83. Northwest wind around 6 mph becoming east in the afternoon.
Tuesday Night
Mostly clear, with a low around 63. Light and variable wind.
Wednesday
Sunny, with a high near 85. South wind 3 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Watertown MA
 42.38°N 71.19°W (Elev. 98 ft)
Last Update:
2:12 am EDT Aug 13, 2026
Forecast Valid:
5am EDT Aug 13, 2026-6pm EDT Aug 19, 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