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

Laurence G Hanscom Field Airport (KBED)

Lat: 42.47°NLon: 71.29°WElev: 132ft.

Fair

71°F

22°C

Humidity 84%
Wind Speed S 6 mph
Barometer 30.06 in (1018.9 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 14 Jul 6:51 am EDT
Extended Forecast for

Acton MA

  • Today

    Today: A chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 85. South wind 3 to 6 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Patchy Fog
    then Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 1am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 70. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Chance
    T-storms then
    Slight Chance
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: A slight chance of showers, with thunderstorms also possible after 2pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 88. Light southwest wind. Chance of precipitation is 20%.

    High: 88 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 70. Light southwest wind.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers after 3pm. Mostly sunny and hot, with a high near 91. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 20%.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 72. Southwest wind 3 to 6 mph.

    Low: 72 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms after 10am. Partly sunny, with a high near 89. Southwest wind 5 to 7 mph. Chance of precipitation is 40%.

    High: 89 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers before 10pm. Mostly cloudy, with a low around 73. Southwest wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 73 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: A chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. West wind 5 to 7 mph. Chance of precipitation is 40%.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
A chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 85. South wind 3 to 6 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 1am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 70. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A slight chance of showers, with thunderstorms also possible after 2pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 88. Light southwest wind. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 70. Light southwest wind.
Wednesday
A slight chance of showers after 3pm. Mostly sunny and hot, with a high near 91. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 72. Southwest wind 3 to 6 mph.
Thursday
A chance of showers and thunderstorms after 10am. Partly sunny, with a high near 89. Southwest wind 5 to 7 mph. Chance of precipitation is 40%.
Thursday Night
A chance of showers before 10pm. Mostly cloudy, with a low around 73. Southwest wind 3 to 5 mph. Chance of precipitation is 30%.
Friday
A chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. West wind 5 to 7 mph. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 11pm. Partly cloudy, with a low around 68. Light northwest wind. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 82. Light and variable wind becoming north around 5 mph in the morning.
Saturday Night
Partly cloudy, with a low around 65. Light and variable wind.
Sunday
Partly sunny, with a high near 82. Calm wind becoming south around 6 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Acton MA
 42.48°N 71.46°W (Elev. 246 ft)
Last Update:
6:28 am EDT Jul 14, 2025
Forecast Valid:
6am EDT Jul 14, 2025-6pm EDT Jul 20, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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