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.

Mostly Cloudy

80°F

27°C

Humidity 64%
Wind Speed E 17 mph
Barometer 30.05 in (1017.4 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 23 Jun 12:54 pm EDT
Extended Forecast for

Boston, Logan International Airport MA

Extreme Heat Warning June 23, 01:20pm until June 24, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning June 23, 01:20pm until June 24, 08:00pm

    NOW until 8:00pm Tue

    Extreme Heat Warning

  • This Afternoon

    High: 86 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 74. South wind 7 to 10 mph.

    Low: 74 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 101. West wind 9 to 13 mph.

    High: 101 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77. West wind 8 to 10 mph.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers after 2pm. Mostly sunny, with a high near 87. Northwest wind 8 to 11 mph becoming east in the afternoon. Chance of precipitation is 20%.

    High: 87 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly after 1am. Mostly cloudy, with a low around 67. Southeast wind 6 to 8 mph becoming northeast after midnight. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 71. East wind around 11 mph. Chance of precipitation is 40%.

    High: 71 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 9pm. Mostly cloudy, with a low around 61. Northeast wind 7 to 9 mph. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 86. East wind around 10 mph.
Tonight
Partly cloudy, with a low around 74. South wind 7 to 10 mph.
Tuesday
Sunny and hot, with a high near 101. West wind 9 to 13 mph.
Tuesday Night
Mostly clear, with a low around 77. West wind 8 to 10 mph.
Wednesday
A slight chance of showers after 2pm. Mostly sunny, with a high near 87. Northwest wind 8 to 11 mph becoming east in the afternoon. Chance of precipitation is 20%.
Wednesday Night
A chance of showers, mainly after 1am. Mostly cloudy, with a low around 67. Southeast wind 6 to 8 mph becoming northeast after midnight. Chance of precipitation is 30%.
Thursday
A chance of showers. Mostly cloudy, with a high near 71. East wind around 11 mph. Chance of precipitation is 40%.
Thursday Night
A chance of showers before 9pm. Mostly cloudy, with a low around 61. Northeast wind 7 to 9 mph. Chance of precipitation is 30%.
Friday
A chance of showers. Mostly cloudy, with a high near 70. East wind 9 to 13 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 62. East wind 9 to 11 mph. Chance of precipitation is 40%.
Saturday
A chance of showers. Mostly cloudy, with a high near 73. East wind 10 to 14 mph. Chance of precipitation is 50%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 64. East wind 8 to 10 mph becoming north after midnight. Chance of precipitation is 40%.
Sunday
Partly sunny, with a high near 77. Northeast wind 8 to 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Boston, Logan International Airport MA
 42.35°N 71.01°W (Elev. 0 ft)
Last Update:
12:23 pm EDT Jun 23, 2025
Forecast Valid:
1pm EDT Jun 23, 2025-6pm EDT Jun 29, 2025
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation