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.

Overcast

34°F

1°C

Humidity 87%
Wind Speed W 3 mph
Barometer 29.92 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 26 Feb 9:45 pm EST
Extended Forecast for

Onset MA

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 19. North wind 3 to 6 mph.

    Low: 19 °F

    Decreasing
    Clouds

  • Friday

    Friday: Sunny, with a high near 38. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 38 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 27. Light south wind.

    Low: 27 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 44. South wind 5 to 9 mph.

    High: 44 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 28. Light and variable wind.

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of snow before 10am, then a chance of rain between 10am and 2pm, then a chance of snow after 2pm. Partly sunny, with a high near 37. Northwest wind 5 to 9 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 37 °F

    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 14. Northwest wind around 7 mph.

    Low: 14 °F

    Mostly Clear

  • Monday

    Monday: Mostly cloudy, with a high near 27. North wind 3 to 7 mph.

    High: 27 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 17. Light northwest wind.

    Low: 17 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 19. North wind 3 to 6 mph.
Friday
Sunny, with a high near 38. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Friday Night
Mostly clear, with a low around 27. Light south wind.
Saturday
Mostly sunny, with a high near 44. South wind 5 to 9 mph.
Saturday Night
Partly cloudy, with a low around 28. Light and variable wind.
Sunday
A chance of snow before 10am, then a chance of rain between 10am and 2pm, then a chance of snow after 2pm. Partly sunny, with a high near 37. Northwest wind 5 to 9 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Sunday Night
Mostly clear, with a low around 14. Northwest wind around 7 mph.
Monday
Mostly cloudy, with a high near 27. North wind 3 to 7 mph.
Monday Night
Partly cloudy, with a low around 17. Light northwest wind.
Tuesday
Mostly sunny, with a high near 36. Light and variable wind becoming south 5 to 10 mph in the morning.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 26. South wind around 6 mph. Chance of precipitation is 40%.
Wednesday
A chance of rain. Partly sunny, with a high near 44. West wind 6 to 9 mph. Chance of precipitation is 40%.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 29. West wind around 5 mph. Chance of precipitation is 30%.
Thursday
A chance of rain. Mostly cloudy, with a high near 43. West wind 6 to 9 mph becoming south in the afternoon. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Onset MA
 41.75°N 70.65°W (Elev. 10 ft)
Last Update:
1:16 pm EST Feb 26, 2026
Forecast Valid:
9pm EST Feb 26, 2026-6pm EST Mar 5, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation