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

74°F

23°C

Humidity 74%
Wind Speed W 7 mph
Barometer 30.02 in (1016.6 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 30 Aug 11:54 pm EDT
Extended Forecast for

Winthrop MA

  • Overnight

    Overnight: Mostly cloudy, with a low around 66. Northwest wind around 7 mph.

    Low: 66 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 71. North wind 5 to 10 mph becoming east in the afternoon.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers, mainly after 1am. Increasing clouds, with a low around 65. South wind 5 to 9 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 65 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 71. East wind 6 to 11 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 71 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 1am, then a chance of showers. Cloudy, with a low around 63. East wind 8 to 10 mph. Chance of precipitation is 70%.

    Low: 63 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 70. East wind around 10 mph. Chance of precipitation is 40%.

    High: 70 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after 10pm. Mostly cloudy, with a low around 66. Southeast wind around 7 mph. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 74. Southwest wind around 8 mph. Chance of precipitation is 50%.

    High: 74 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 2am. Mostly cloudy, with a low around 66. East wind around 7 mph becoming northwest after midnight. Chance of precipitation is 40%.

    Low: 66 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 66. Northwest wind around 7 mph.
Monday
Mostly sunny, with a high near 71. North wind 5 to 10 mph becoming east in the afternoon.
Monday Night
A chance of showers, mainly after 1am. Increasing clouds, with a low around 65. South wind 5 to 9 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 71. East wind 6 to 11 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers and thunderstorms likely before 1am, then a chance of showers. Cloudy, with a low around 63. East wind 8 to 10 mph. Chance of precipitation is 70%.
Wednesday
A chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 70. East wind around 10 mph. Chance of precipitation is 40%.
Wednesday Night
Showers likely, mainly after 10pm. Mostly cloudy, with a low around 66. Southeast wind around 7 mph. Chance of precipitation is 60%.
Thursday
A chance of showers. Mostly cloudy, with a high near 74. Southwest wind around 8 mph. Chance of precipitation is 50%.
Thursday Night
A chance of showers before 2am. Mostly cloudy, with a low around 66. East wind around 7 mph becoming northwest after midnight. Chance of precipitation is 40%.
Friday
Partly sunny, with a high near 71. North wind around 9 mph.
Friday Night
Partly cloudy, with a low around 64. North wind around 6 mph.
Saturday
Mostly sunny, with a high near 69. Northeast wind around 9 mph.
Saturday Night
Partly cloudy, with a low around 62. North wind around 7 mph.
Sunday
Mostly sunny, with a high near 70. Northeast wind 8 to 10 mph.
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:
4:06 pm EDT Aug 30, 2026
Forecast Valid:
12am EDT Aug 31, 2026-6pm EDT Sep 6, 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