National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Boston, Logan International Airport (KBOS)

Lat: 42.36°NLon: 71.01°WElev: 20ft.

Mostly Cloudy

83°F

28°C

Humidity 59%
Wind Speed S 14 mph
Barometer 29.97 in (1014.8 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 2 Aug 12:54 pm EDT
Extended Forecast for

Allston MA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 86. South wind around 11 mph.

    High: 86 °F

    Partly Sunny

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 4am, then a chance of showers and thunderstorms between 4am and 5am, then showers and possibly a thunderstorm after 5am. Some of the storms could produce heavy rainfall. Patchy fog after midnight. Low around 71. South wind 5 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Slight Chance
    Showers then
    Heavy Rain
    and Patchy
    Fog

  • Monday

    Monday: Showers and thunderstorms before 4pm, then a chance of showers between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Some of the storms could produce heavy rainfall. Patchy fog before 5pm. High near 81. South wind 10 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    High: 81 °F

    Heavy Rain
    and Patchy
    Fog

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 11pm, then a slight chance of showers between 11pm and 1am. Some of the storms could produce heavy rainfall. Patchy fog between 7pm and 10pm. Otherwise, cloudy during the early evening, then gradual clearing, with a low around 67. Southwest wind 6 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Heavy Rain
    and Patchy
    Fog then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84. West wind around 7 mph.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 67. Southwest wind 3 to 5 mph.

    Low: 67 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers after 11am. Mostly sunny, with a high near 86. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 30%.

    High: 86 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 71. Southwest wind around 5 mph.

    Low: 71 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers after 2pm. Mostly sunny, with a high near 89. Southwest wind 6 to 10 mph. Chance of precipitation is 30%.

    High: 89 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 86. South wind around 11 mph.
Tonight
Showers likely and possibly a thunderstorm before 4am, then a chance of showers and thunderstorms between 4am and 5am, then showers and possibly a thunderstorm after 5am. Some of the storms could produce heavy rainfall. Patchy fog after midnight. Low around 71. South wind 5 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and thunderstorms before 4pm, then a chance of showers between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Some of the storms could produce heavy rainfall. Patchy fog before 5pm. High near 81. South wind 10 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Monday Night
Showers likely and possibly a thunderstorm before 11pm, then a slight chance of showers between 11pm and 1am. Some of the storms could produce heavy rainfall. Patchy fog between 7pm and 10pm. Otherwise, cloudy during the early evening, then gradual clearing, with a low around 67. Southwest wind 6 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Mostly sunny, with a high near 84. West wind around 7 mph.
Tuesday Night
Partly cloudy, with a low around 67. Southwest wind 3 to 5 mph.
Wednesday
A chance of showers after 11am. Mostly sunny, with a high near 86. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 71. Southwest wind around 5 mph.
Thursday
A chance of showers after 2pm. Mostly sunny, with a high near 89. Southwest wind 6 to 10 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers before 8pm. Partly cloudy, with a low around 73. Southwest wind 5 to 7 mph. Chance of precipitation is 30%.
Friday
A chance of showers. Mostly sunny, with a high near 89. Southwest wind 5 to 8 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers. Partly cloudy, with a low around 73. Southwest wind around 6 mph. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly sunny, with a high near 88. West wind 5 to 8 mph. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Allston MA
 42.35°N 71.13°W (Elev. 112 ft)
Last Update:
12:17 pm EDT Aug 2, 2026
Forecast Valid:
1pm EDT Aug 2, 2026-6pm EDT Aug 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation