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

Boston, Logan International Airport (KBOS)

Lat: 42.36°NLon: 71.01°WElev: 20ft.

Overcast

70°F

21°C

Humidity 76%
Wind Speed W 12 G 25 mph
Barometer 29.80 in (1009.1 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 13 Aug 6:54 am EDT
Extended Forecast for

Winthrop MA

  • Today

    Today: Showers likely and possibly a thunderstorm before 8am, then a chance of showers. Mostly sunny, with a high near 79. Southwest wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 67. Northwest wind around 6 mph.

    Low: 67 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 79. Northwest wind around 8 mph.

    High: 79 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 65. North wind around 6 mph.

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 74. North wind 5 to 7 mph becoming east in the afternoon.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 65. South wind around 6 mph becoming southwest after midnight.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 76. Light southwest wind becoming south 6 to 11 mph in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Showers likely, mainly after 10pm. Mostly cloudy, with a low around 69. South wind 11 to 14 mph. Chance of precipitation is 70%.

    Low: 69 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers before 2pm. Partly sunny, with a high near 77. West wind 9 to 11 mph becoming north in the afternoon. Chance of precipitation is 50%.

    High: 77 °F

    Chance
    Showers

Detailed Forecast

Today
Showers likely and possibly a thunderstorm before 8am, then a chance of showers. Mostly sunny, with a high near 79. Southwest wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Mostly clear, with a low around 67. Northwest wind around 6 mph.
Friday
Sunny, with a high near 79. Northwest wind around 8 mph.
Friday Night
Mostly clear, with a low around 65. North wind around 6 mph.
Saturday
Sunny, with a high near 74. North wind 5 to 7 mph becoming east in the afternoon.
Saturday Night
Mostly clear, with a low around 65. South wind around 6 mph becoming southwest after midnight.
Sunday
Mostly sunny, with a high near 76. Light southwest wind becoming south 6 to 11 mph in the afternoon.
Sunday Night
Showers likely, mainly after 10pm. Mostly cloudy, with a low around 69. South wind 11 to 14 mph. Chance of precipitation is 70%.
Monday
A chance of showers before 2pm. Partly sunny, with a high near 77. West wind 9 to 11 mph becoming north in the afternoon. Chance of precipitation is 50%.
Monday Night
Partly cloudy, with a low around 66. Northwest wind around 6 mph.
Tuesday
Sunny, with a high near 76. Northwest wind 6 to 8 mph becoming east in the afternoon.
Tuesday Night
Mostly clear, with a low around 66. South wind around 6 mph becoming southwest after midnight.
Wednesday
Sunny, with a high near 79. West wind 5 to 10 mph becoming southeast in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Winthrop MA
 42.37°N 70.98°W (Elev. 3 ft)
Last Update:
5:20 am EDT Aug 13, 2026
Forecast Valid:
7am EDT Aug 13, 2026-6pm EDT Aug 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation