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

67°F

19°C

Humidity 87%
Wind Speed N 6 mph
Barometer 30.02 in (1016.4 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 18 Sep 3:54 am EDT
Extended Forecast for

Winthrop MA

  • Today

    Today: Patchy fog before 9am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 75. North wind 7 to 9 mph.

    High: 75 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 54. North wind 9 to 11 mph.

    Low: 54 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly sunny, with a high near 62. North wind 7 to 9 mph becoming east in the afternoon.

    High: 62 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55. South wind 5 to 7 mph.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 5pm. Mostly cloudy, with a high near 64. Southeast wind 5 to 8 mph. Chance of precipitation is 60%.

    High: 64 °F

    Partly Sunny
    then Showers
    Likely

  • Sunday Night

    Sunday Night: Showers, mainly before 3am. Patchy fog between 1am and 2am. Low around 57. East wind around 7 mph. Chance of precipitation is 80%.

    Low: 57 °F

    Showers and
    Patchy Fog

  • Monday

    Monday: A chance of showers before 9am. Partly sunny, with a high near 63. Northeast wind 10 to 14 mph. Chance of precipitation is 30%.

    High: 63 °F

    Chance
    Showers then
    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 55. Northeast wind 7 to 14 mph.

    Low: 55 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers. Mostly cloudy, with a high near 59. Breezy, with a northeast wind 17 to 21 mph. Chance of precipitation is 30%.

    High: 59 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Today
Patchy fog before 9am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 75. North wind 7 to 9 mph.
Tonight
Increasing clouds, with a low around 54. North wind 9 to 11 mph.
Saturday
Mostly sunny, with a high near 62. North wind 7 to 9 mph becoming east in the afternoon.
Saturday Night
Partly cloudy, with a low around 55. South wind 5 to 7 mph.
Sunday
Showers likely, mainly after 5pm. Mostly cloudy, with a high near 64. Southeast wind 5 to 8 mph. Chance of precipitation is 60%.
Sunday Night
Showers, mainly before 3am. Patchy fog between 1am and 2am. Low around 57. East wind around 7 mph. Chance of precipitation is 80%.
Monday
A chance of showers before 9am. Partly sunny, with a high near 63. Northeast wind 10 to 14 mph. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 55. Northeast wind 7 to 14 mph.
Tuesday
A chance of showers. Mostly cloudy, with a high near 59. Breezy, with a northeast wind 17 to 21 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 56. Northeast wind 15 to 18 mph.
Wednesday
Partly sunny, with a high near 60. Windy, with a northeast wind 21 to 26 mph, with gusts as high as 38 mph.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 56. Breezy, with an east wind 16 to 20 mph. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 61. Breezy, with a northeast wind 18 to 24 mph, with gusts as high as 34 mph. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Winthrop MA
 42.39°N 70.97°W (Elev. 0 ft)
Last Update:
3:02 am EDT Sep 18, 2026
Forecast Valid:
4am EDT Sep 18, 2026-6pm EDT Sep 24, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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