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.

Mostly Cloudy

50°F

10°C

Humidity 88%
Wind Speed SW 20 G 30 mph
Barometer 29.74 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 26 Mar 9:56 pm EDT
Extended Forecast for

Onset MA

  • Tonight

    Tonight: Rain, mainly before 4am. Patchy fog after 1am. Steady temperature around 48. Southwest wind around 17 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 48 °F

    Rain and
    Patchy Fog

  • Friday

    Friday: Rain likely, mainly before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 48. North wind 9 to 13 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F

    Rain Likely
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 29. North wind 6 to 8 mph.

    Low: 29 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 34. North wind 9 to 11 mph.

    High: 34 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27. Northwest wind around 6 mph.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 41. Southwest wind 7 to 16 mph.

    High: 41 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 39. Southwest wind 10 to 13 mph.

    Low: 39 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 48. Southwest wind 9 to 15 mph, with gusts as high as 26 mph.

    High: 48 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 42. Southwest wind 7 to 11 mph.

    Low: 42 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain, mainly before 4am. Patchy fog after 1am. Steady temperature around 48. Southwest wind around 17 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain likely, mainly before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 48. North wind 9 to 13 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Mostly cloudy, with a low around 29. North wind 6 to 8 mph.
Saturday
Partly sunny, with a high near 34. North wind 9 to 11 mph.
Saturday Night
Partly cloudy, with a low around 27. Northwest wind around 6 mph.
Sunday
Mostly sunny, with a high near 41. Southwest wind 7 to 16 mph.
Sunday Night
Mostly cloudy, with a low around 39. Southwest wind 10 to 13 mph.
Monday
Partly sunny, with a high near 48. Southwest wind 9 to 15 mph, with gusts as high as 26 mph.
Monday Night
Mostly cloudy, with a low around 42. Southwest wind 7 to 11 mph.
Tuesday
A chance of rain after 10am. Partly sunny, with a high near 47. Northwest wind 8 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 30%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 42. Southeast wind around 10 mph. Chance of precipitation is 40%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 51. Southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 43. Southwest wind around 11 mph. Chance of precipitation is 40%.
Thursday
A chance of rain. Partly sunny, with a high near 50. Southwest wind around 14 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Onset MA
 41.73°N 70.66°W (Elev. 20 ft)
Last Update:
9:14 pm EDT Mar 26, 2026
Forecast Valid:
10pm EDT Mar 26, 2026-6pm EDT Apr 2, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation