National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Boston, Logan International Airport (KBOS)

Lat: 42.36°NLon: 71.01°WElev: 20ft.

Mostly Cloudy

60°F

16°C

Humidity 56%
Wind Speed NE 7 mph
Barometer 30.25 in (1024.1 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 19 Sep 10:54 am EDT
Extended Forecast for

Watertown MA

  • Today

    Today: Mostly sunny, with a high near 64. East wind around 6 mph.

    High: 64 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 49. Southeast wind around 5 mph becoming calm in the evening.

    Low: 49 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers, mainly after 1pm. Patchy fog after 5pm. High near 63. Southeast wind 3 to 7 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 63 °F

    Mostly Cloudy
    then Showers
    and Patchy
    Fog

  • Sunday Night

    Sunday Night: Showers, mainly before 2am. Patchy fog between 7pm and 9pm. Low around 53. East wind 5 to 8 mph becoming north after midnight. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 53 °F

    Showers and
    Patchy Fog

  • Monday

    Monday: Partly sunny, with a high near 65. Northeast wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 65 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 50. North wind 3 to 8 mph.

    Low: 50 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 61. Northeast wind 8 to 11 mph, with gusts as high as 21 mph.

    High: 61 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 50. Northeast wind 6 to 8 mph.

    Low: 50 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 63. Northeast wind 11 to 16 mph, with gusts as high as 31 mph.

    High: 63 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 64. East wind around 6 mph.
Tonight
Partly cloudy, with a low around 49. Southeast wind around 5 mph becoming calm in the evening.
Sunday
Showers, mainly after 1pm. Patchy fog after 5pm. High near 63. Southeast wind 3 to 7 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Showers, mainly before 2am. Patchy fog between 7pm and 9pm. Low around 53. East wind 5 to 8 mph becoming north after midnight. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Partly sunny, with a high near 65. Northeast wind 8 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 50. North wind 3 to 8 mph.
Tuesday
Mostly cloudy, with a high near 61. Northeast wind 8 to 11 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly cloudy, with a low around 50. Northeast wind 6 to 8 mph.
Wednesday
Partly sunny, with a high near 63. Northeast wind 11 to 16 mph, with gusts as high as 31 mph.
Wednesday Night
Mostly cloudy, with a low around 49. Northeast wind around 10 mph.
Thursday
A chance of showers. Mostly cloudy, with a high near 62. Northeast wind 14 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 50. North wind 14 to 16 mph. Chance of precipitation is 40%.
Friday
A chance of showers. Partly sunny, with a high near 62. North wind 14 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Watertown MA
 42.35°N 71.16°W (Elev. 49 ft)
Last Update:
7:40 am EDT Sep 19, 2026
Forecast Valid:
11am EDT Sep 19, 2026-6pm EDT Sep 25, 2026
 
Forecast Discussion
 
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Additional Resources

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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