Current conditions at

Boston, Logan International Airport (KBOS)

Lat: 42.36°NLon: 71.01°WElev: 20ft.

A Few Clouds

78°F

26°C

Humidity 43%
Wind Speed NW 6 mph
Barometer 30.07 in (1018.3 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 21 Jun 10:54 am EDT
Extended Forecast for

Boston, Logan International Airport MA

Extreme Heat Warning June 22, 11:00am until June 24, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  • Today

    Today: Mostly sunny, with a high near 83. West wind around 8 mph becoming east in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 69. South wind 6 to 8 mph.

    Low: 69 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms, mainly before 2pm.  Partly sunny and hot, with a high near 93. Heat index values as high as 96. West wind 11 to 14 mph.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 73. Northwest wind around 6 mph.

    Low: 73 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 89. East wind 3 to 7 mph.

    High: 89 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 75. Southwest wind around 6 mph.

    Low: 75 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. West wind 6 to 8 mph.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 75. West wind around 6 mph.

    Low: 75 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 83. Northeast wind 8 to 10 mph.

    High: 83 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 83. West wind around 8 mph becoming east in the afternoon.
Tonight
Mostly cloudy, with a low around 69. South wind 6 to 8 mph.
Sunday
A chance of showers and thunderstorms, mainly before 2pm. Partly sunny and hot, with a high near 93. Heat index values as high as 96. West wind 11 to 14 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Partly cloudy, with a low around 73. Northwest wind around 6 mph.
Monday
Mostly sunny, with a high near 89. East wind 3 to 7 mph.
Monday Night
Partly cloudy, with a low around 75. Southwest wind around 6 mph.
Tuesday
Sunny and hot, with a high near 99. West wind 6 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 75. West wind around 6 mph.
Wednesday
Mostly sunny, with a high near 83. Northeast wind 8 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 65. Southeast wind 3 to 6 mph.
Thursday
A chance of showers. Mostly cloudy, with a high near 75. East wind 6 to 9 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 63. East wind around 7 mph. Chance of precipitation is 40%.
Friday
A chance of showers. Mostly cloudy, with a high near 76. East wind 7 to 10 mph. Chance of precipitation is 40%.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Boston, Logan International Airport MA
 42.38°N 71.04°W (Elev. 49 ft)
10:18 am EDT Jun 21, 2025
11am EDT Jun 21, 2025-6pm EDT Jun 27, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database