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.

Mostly Cloudy

52°F

11°C

Humidity 57%
Wind Speed S 10 mph
Barometer 30.15 in (1021.0 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 16 Oct 12:54 am EDT
Extended Forecast for

Winthrop MA

  • Overnight

    Overnight: Mostly cloudy, with a low around 47. South wind 5 to 7 mph.

    Low: 47 °F

    Mostly Cloudy

  • Friday

    Friday: Showers, with thunderstorms also possible after 5pm. Patchy fog between 10am and 1pm. High near 69. South wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 69 °F

    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 50. Southwest wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 50 °F

    Showers

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 54. Breezy, with a northwest wind 17 to 20 mph, with gusts as high as 30 mph.

    High: 54 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Patchy frost after 4am. Otherwise, mostly clear, with a low around 35. Northwest wind 7 to 16 mph.

    Low: 35 °F

    Mostly Clear
    then Patchy
    Frost

  • Sunday

    Sunday: Patchy frost before 8am. Otherwise, sunny, with a high near 55. Northwest wind around 7 mph.

    High: 55 °F

    Patchy Frost
    then Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 42. Southwest wind around 7 mph.

    Low: 42 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 60. South wind 7 to 10 mph.

    High: 60 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 46. South wind around 8 mph becoming west after midnight.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 47. South wind 5 to 7 mph.
Friday
Showers, with thunderstorms also possible after 5pm. Patchy fog between 10am and 1pm. High near 69. South wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers and possibly a thunderstorm. Low around 50. Southwest wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 54. Breezy, with a northwest wind 17 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Patchy frost after 4am. Otherwise, mostly clear, with a low around 35. Northwest wind 7 to 16 mph.
Sunday
Patchy frost before 8am. Otherwise, sunny, with a high near 55. Northwest wind around 7 mph.
Sunday Night
Clear, with a low around 42. Southwest wind around 7 mph.
Monday
Sunny, with a high near 60. South wind 7 to 10 mph.
Monday Night
Mostly clear, with a low around 46. South wind around 8 mph becoming west after midnight.
Tuesday
Mostly sunny, with a high near 61. North wind around 8 mph.
Tuesday Night
Partly cloudy, with a low around 48. North wind around 6 mph.
Wednesday
Sunny, with a high near 59. North wind 8 to 10 mph.
Wednesday Night
Mostly clear, with a low around 46. Northeast wind 5 to 8 mph.
Thursday
Mostly sunny, with a high near 56. North 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
 42.4°N 71°W (Elev. 30 ft)
Last Update:
10:28 pm EDT Oct 15, 2026
Forecast Valid:
1am EDT Oct 16, 2026-6pm EDT Oct 22, 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