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

Otis Air National Guard Base (KFMH)

Lat: 41.65°NLon: 70.52°WElev: 131ft.

Fair

75°F

24°C

Humidity 83%
Wind Speed SW 10 mph
Barometer 29.90 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 19 Aug 6:55 pm EDT
Extended Forecast for

Onset MA

  • Tonight

    Tonight: Partly cloudy, with a low around 69. Southwest wind 5 to 8 mph.

    Low: 69 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 82. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 82 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers, mainly before 11pm. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 65 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, mainly after 3pm. Partly sunny, with a high near 77. North wind 5 to 9 mph becoming east in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 77 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers. Mostly cloudy, with a low around 64. Light east wind. Chance of precipitation is 50%.

    Low: 64 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers likely. Mostly cloudy, with a high near 76. East wind 7 to 9 mph. Chance of precipitation is 60%.

    High: 76 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely. Mostly cloudy, with a low around 66. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers. Mostly cloudy, with a high near 79. Light southeast wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 50%.

    High: 79 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 66. Southwest wind 3 to 7 mph.

    Low: 66 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 69. Southwest wind 5 to 8 mph.
Thursday
Mostly sunny, with a high near 82. Calm wind becoming southwest around 6 mph in the afternoon.
Thursday Night
A chance of showers, mainly before 11pm. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of showers, mainly after 3pm. Partly sunny, with a high near 77. North wind 5 to 9 mph becoming east in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A chance of showers. Mostly cloudy, with a low around 64. Light east wind. Chance of precipitation is 50%.
Saturday
Showers likely. Mostly cloudy, with a high near 76. East wind 7 to 9 mph. Chance of precipitation is 60%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 66. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Sunday
A chance of showers. Mostly cloudy, with a high near 79. Light southeast wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 50%.
Sunday Night
Mostly cloudy, with a low around 66. Southwest wind 3 to 7 mph.
Monday
Mostly sunny, with a high near 79. Southwest wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 62. West wind 3 to 6 mph.
Tuesday
Sunny, with a high near 78. Southwest wind 5 to 8 mph.
Tuesday Night
Mostly clear, with a low around 62. Southwest wind 3 to 6 mph.
Wednesday
Mostly sunny, with a high near 78. Light west wind becoming south 5 to 9 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Onset MA
 41.75°N 70.65°W (Elev. 10 ft)
Last Update:
3:43 pm EDT Aug 19, 2026
Forecast Valid:
7pm EDT Aug 19, 2026-6pm EDT Aug 26, 2026
 
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