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

73°F

23°C

Humidity 53%
Wind Speed S 16 mph
Barometer 29.96 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 14 Apr 1:56 pm EDT
Extended Forecast for

Onset MA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 63. South wind around 9 mph.

    High: 63 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 8pm and 10pm. Patchy fog after 1am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 49. Southwest wind 7 to 9 mph. Chance of precipitation is 20%.

    Low: 49 °F

    Slight Chance
    T-storms then
    Patchy Fog

  • Wednesday

    Wednesday: A slight chance of showers after 3pm. Mostly sunny, with a high near 61. West wind 6 to 10 mph becoming southeast in the morning. Chance of precipitation is 20%.

    High: 61 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 49. Southwest wind 5 to 7 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers before 11am. Mostly cloudy, with a high near 61. South wind 5 to 9 mph. Chance of precipitation is 20%.

    High: 61 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 52. Southwest wind 6 to 8 mph.

    Low: 52 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers after 10am. Mostly cloudy, with a high near 62. Southwest wind 6 to 9 mph becoming southeast in the afternoon. Chance of precipitation is 40%.

    High: 62 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before 1am. Mostly cloudy, with a low around 45. Northeast wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 45 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, with a high near 54. Northeast wind 5 to 8 mph.

    High: 54 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 63. South wind around 9 mph.
Tonight
A slight chance of showers and thunderstorms between 8pm and 10pm. Patchy fog after 1am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 49. Southwest wind 7 to 9 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of showers after 3pm. Mostly sunny, with a high near 61. West wind 6 to 10 mph becoming southeast in the morning. Chance of precipitation is 20%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 49. Southwest wind 5 to 7 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers before 11am. Mostly cloudy, with a high near 61. South wind 5 to 9 mph. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 52. Southwest wind 6 to 8 mph.
Friday
A chance of showers after 10am. Mostly cloudy, with a high near 62. Southwest wind 6 to 9 mph becoming southeast in the afternoon. Chance of precipitation is 40%.
Friday Night
A chance of showers before 1am. Mostly cloudy, with a low around 45. Northeast wind 3 to 5 mph. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 54. Northeast wind 5 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 47. East wind 3 to 6 mph.
Sunday
A chance of showers. Mostly cloudy, with a high near 55. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 42. West wind around 10 mph. Chance of precipitation is 50%.
Monday
Partly sunny, with a high near 50. West wind 10 to 14 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Onset MA
 41.73°N 70.66°W (Elev. 20 ft)
Last Update:
9:31 am EDT Apr 14, 2026
Forecast Valid:
2pm EDT Apr 14, 2026-6pm EDT Apr 20, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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