Current conditions at

Boston, Logan International Airport (KBOS)

Lat: 42.36°NLon: 71.01°WElev: 20ft.

Mostly Cloudy

85°F

29°C

Humidity 68%
Wind Speed W 6 mph
Barometer 30.09 in (1018.9 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 6 Aug 11:54 am EDT
Extended Forecast for

Allston MA

Heat Advisory until August 7, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 7, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • This Afternoon

    High: 91 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 74. Southwest wind around 6 mph.

    Low: 74 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds and hot, with a high near 93. Heat index values as high as 99. West wind 5 to 7 mph.

    High: 93 °F

    Hot

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am.  Partly cloudy, with a low around 74. Southwest wind 3 to 5 mph.  Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 74 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms, mainly after 3pm.  Mostly sunny and hot, with a high near 90. Southwest wind 6 to 10 mph.  Chance of precipitation is 30%.

    High: 90 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 73. Southwest wind around 6 mph.  Chance of precipitation is 30%.

    Low: 73 °F

    Chance
    Showers then
    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 91. West wind 6 to 11 mph.

    High: 91 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 71. West wind 5 to 7 mph.

    Low: 71 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Mostly sunny and hot, with a high near 91. Heat index values as high as 98. Southwest wind around 8 mph.
Tonight
Mostly clear, with a low around 74. Southwest wind around 6 mph.
Friday
Increasing clouds and hot, with a high near 93. Heat index values as high as 99. West wind 5 to 7 mph.
Friday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Partly cloudy, with a low around 74. Southwest wind 3 to 5 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of showers and thunderstorms, mainly after 3pm. Mostly sunny and hot, with a high near 90. Southwest wind 6 to 10 mph. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 73. Southwest wind around 6 mph. Chance of precipitation is 30%.
Sunday
Sunny and hot, with a high near 91. West wind 6 to 11 mph.
Sunday Night
Mostly clear, with a low around 71. West wind 5 to 7 mph.
Monday
Sunny and hot, with a high near 91. Southwest wind 5 to 10 mph.
Monday Night
A chance of showers between 11pm and midnight. Partly cloudy, with a low around 72. Southwest wind 5 to 7 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers. Partly sunny and hot, with a high near 90. West wind 7 to 11 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 69. West wind 3 to 6 mph. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 86. Northwest wind 5 to 7 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Allston MA
 42.34°N 71.1°W (Elev. 13 ft)
2:31 am EDT Aug 6, 2026
12pm EDT Aug 6, 2026-6pm EDT Aug 12, 2026
 
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Additional Resources

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