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.

Partly Cloudy

71°F

22°C

Humidity 79%
Wind Speed SW 8 mph
Barometer 30.02 in (1016.4 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 28 Jun 10:54 pm EDT
Extended Forecast for

Boston, Logan International Airport MA

Extreme Heat Watch July 1, 10:00am until July 3, 08:00pm
Click here for hazard details and duration
Extreme Heat Watch

  • Tonight

    Tonight: Patchy fog between 2am and 4am. Otherwise, mostly cloudy, with a low around 63. Light west wind.

    Low: 63 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 76. Light and variable wind becoming east 5 to 8 mph in the morning.

    High: 76 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 64. Southeast wind around 5 mph becoming light and variable.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers after 3pm. Mostly sunny and hot, with a high near 91. South wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 9pm, then showers likely and possibly a thunderstorm between 9pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 69. Southwest wind around 10 mph. Chance of precipitation is 70%.

    Low: 69 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers before 8am. Mostly sunny and hot, with a high near 91. Southwest wind around 9 mph. Chance of precipitation is 30%.

    High: 91 °F

    Chance
    Showers then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 72. Southwest wind 8 to 10 mph.

    Low: 72 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny and hot, with a high near 95. West wind around 9 mph.

    High: 95 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 75. West wind around 7 mph.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog between 2am and 4am. Otherwise, mostly cloudy, with a low around 63. Light west wind.
Monday
Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 76. Light and variable wind becoming east 5 to 8 mph in the morning.
Monday Night
Mostly clear, with a low around 64. Southeast wind around 5 mph becoming light and variable.
Tuesday
A slight chance of showers after 3pm. Mostly sunny and hot, with a high near 91. South wind 5 to 10 mph. Chance of precipitation is 20%.
Tuesday Night
A chance of showers and thunderstorms before 9pm, then showers likely and possibly a thunderstorm between 9pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 69. Southwest wind around 10 mph. Chance of precipitation is 70%.
Wednesday
A chance of showers before 8am. Mostly sunny and hot, with a high near 91. Southwest wind around 9 mph. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 72. Southwest wind 8 to 10 mph.
Thursday
Sunny and hot, with a high near 95. West wind around 9 mph.
Thursday Night
Mostly clear, with a low around 75. West wind around 7 mph.
Friday
A chance of showers after 4pm. Mostly sunny and hot, with a high near 94. West wind 6 to 9 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers. Partly cloudy, with a low around 72. Southwest wind around 6 mph becoming northwest after midnight. Chance of precipitation is 30%.
Independence Day
A chance of showers. Mostly sunny, with a high near 86. Northwest wind 5 to 8 mph becoming east in the afternoon. Chance of precipitation is 30%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 68. Northwest wind 3 to 6 mph. Chance of precipitation is 50%.
Sunday
A chance of showers. Partly sunny, with a high near 81. North wind 5 to 9 mph becoming east in the afternoon. 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
 42.38°N 71.01°W (Elev. 3 ft)
Last Update:
10:17 pm EDT Jun 28, 2026
Forecast Valid:
11pm EDT Jun 28, 2026-6pm EDT Jul 5, 2026
 
Forecast Discussion
 
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Additional Resources

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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