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.

Light Rain Fog/Mist

8°C

47°F

Humidity 86%
Wind Speed E 31 G 48 km/h
Barometer 1015.4 mb (29.99 in)
Dewpoint 6°C (43°F)
Visibility 10 km
Wind Chill4°C (40°F)
Last update 22 May 9:54 am EDT
Extended Forecast for

Boston, Logan International Airport MA

Wind Advisory May 22, 02:00pm until May 22, 11:00pm
Coastal Flood Advisory May 22, 06:00pm until May 22, 11:00pm
Click here for hazard details and duration
Wind Advisory
Coastal Flood Advisory

  • Today

    Today: Rain, with thunderstorms also possible after 5pm. Some of the storms could produce heavy rainfall. High near 9. Breezy, with an east wind 32 to 39 km/h. Chance of precipitation is 100%. New rainfall amounts between 2 and 3 cm possible.

    High: 9 °C

    Breezy.
    Chance Rain
    then Heavy
    Rain

  • Tonight

    Tonight: Rain and possibly a thunderstorm before 10pm, then rain between 10pm and 5am, then showers likely after 5am. Some of the storms could produce heavy rainfall. Patchy fog after 5am. Low around 6. Windy, with a northeast wind 35 to 42 km/h, with gusts as high as 70 km/h. Chance of precipitation is 100%. New precipitation amounts between 3 and 4 cm possible.

    Low: 6 °C

    Heavy Rain
    and Patchy
    Fog

  • Friday

    Friday: Showers likely, mainly before 7am. Patchy fog before 8am. Otherwise, cloudy, with a high near 12. Northwest wind 23 to 29 km/h, with gusts as high as 48 km/h. Chance of precipitation is 60%. New precipitation amounts between 1 and 2.5 mm possible.

    High: 12 °C

    Showers
    Likely and
    Patchy Fog
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers. Mostly cloudy, with a low around 9. Southwest wind 10 to 13 km/h. Chance of precipitation is 30%.

    Low: 9 °C

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers. Mostly cloudy, with a high near 14. West wind 14 to 18 km/h. Chance of precipitation is 30%.

    High: 14 °C

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers, mainly before 9pm. Mostly cloudy, with a low around 9. Northwest wind around 14 km/h. Chance of precipitation is 30%.

    Low: 9 °C

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 17. Northwest wind around 18 km/h.

    High: 17 °C

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 11. Northwest wind 10 to 13 km/h.

    Low: 11 °C

    Partly Cloudy

  • Memorial Day

    Memorial Day: Sunny, with a high near 21. Northwest wind 10 to 13 km/h becoming east in the afternoon.

    High: 21 °C

    Sunny

Detailed Forecast

Today
Rain, with thunderstorms also possible after 5pm. Some of the storms could produce heavy rainfall. High near 9. Breezy, with an east wind 32 to 39 km/h. Chance of precipitation is 100%. New rainfall amounts between 2 and 3 cm possible.
Tonight
Rain and possibly a thunderstorm before 10pm, then rain between 10pm and 5am, then showers likely after 5am. Some of the storms could produce heavy rainfall. Patchy fog after 5am. Low around 6. Windy, with a northeast wind 35 to 42 km/h, with gusts as high as 70 km/h. Chance of precipitation is 100%. New precipitation amounts between 3 and 4 cm possible.
Friday
Showers likely, mainly before 7am. Patchy fog before 8am. Otherwise, cloudy, with a high near 12. Northwest wind 23 to 29 km/h, with gusts as high as 48 km/h. Chance of precipitation is 60%. New precipitation amounts between 1 and 2.5 mm possible.
Friday Night
A chance of showers. Mostly cloudy, with a low around 9. Southwest wind 10 to 13 km/h. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly cloudy, with a high near 14. West wind 14 to 18 km/h. Chance of precipitation is 30%.
Saturday Night
A chance of showers, mainly before 9pm. Mostly cloudy, with a low around 9. Northwest wind around 14 km/h. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 17. Northwest wind around 18 km/h.
Sunday Night
Partly cloudy, with a low around 11. Northwest wind 10 to 13 km/h.
Memorial Day
Sunny, with a high near 21. Northwest wind 10 to 13 km/h becoming east in the afternoon.
Monday Night
Partly cloudy, with a low around 12. Southwest wind around 11 km/h.
Tuesday
Partly sunny, with a high near 20. Southwest wind 10 to 16 km/h becoming southeast in the afternoon.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 12. Southeast wind 13 to 16 km/h. Chance of precipitation is 30%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 18. East wind 13 to 18 km/h. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Boston, Logan International Airport MA
 42.35°N 71.01°W (Elev. 0 m)
Last Update:
9:51 am EDT May 22, 2025
Forecast Valid:
10am EDT May 22, 2025-6pm EDT May 28, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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