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.

Partly Cloudy

48°F

9°C

Humidity 62%
Wind Speed SW 17 G 24 mph
Barometer 29.70 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 14 Jan 10:56 am EST
Extended Forecast for

Onset MA

  • Today

    Today: Mostly cloudy, with a high near 52. South wind 9 to 14 mph.

    High: 52 °F

    Mostly Cloudy

  • Tonight

    Tonight: Showers likely, mainly after 11pm. Patchy fog between midnight and 3am. Otherwise, cloudy, with a low around 39. South wind 7 to 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: A slight chance of rain showers before 3pm, then a slight chance of snow showers. Patchy fog between 7am and 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 42. Southwest wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 20%.

    High: 42 °F

    Slight Chance
    Rain/Snow and
    Patchy Fog

  • Thursday Night

    Thursday Night: A slight chance of snow showers before 1am. Partly cloudy, with a low around 19. West wind 14 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.

    Low: 19 °F

    Slight Chance
    Snow Showers

  • Friday

    Friday: Sunny, with a high near 33. Breezy, with a west wind 13 to 20 mph, with gusts as high as 37 mph.

    High: 33 °F

    Sunny then
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 29. Southwest wind 9 to 11 mph, with gusts as high as 26 mph.

    Low: 29 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain after 11am. Mostly cloudy, with a high near 41. Southwest wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

    High: 41 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 30. West wind around 8 mph. Chance of precipitation is 40%.

    Low: 30 °F

    Chance Rain

  • Sunday

    Sunday: A chance of snow before 9am, then a chance of rain between 9am and 2pm, then a chance of snow after 2pm. Mostly cloudy, with a high near 35. West wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    High: 35 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
Mostly cloudy, with a high near 52. South wind 9 to 14 mph.
Tonight
Showers likely, mainly after 11pm. Patchy fog between midnight and 3am. Otherwise, cloudy, with a low around 39. South wind 7 to 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A slight chance of rain showers before 3pm, then a slight chance of snow showers. Patchy fog between 7am and 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 42. Southwest wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of snow showers before 1am. Partly cloudy, with a low around 19. West wind 14 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.
Friday
Sunny, with a high near 33. Breezy, with a west wind 13 to 20 mph, with gusts as high as 37 mph.
Friday Night
Mostly cloudy, with a low around 29. Southwest wind 9 to 11 mph, with gusts as high as 26 mph.
Saturday
A chance of rain after 11am. Mostly cloudy, with a high near 41. Southwest wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 30. West wind around 8 mph. Chance of precipitation is 40%.
Sunday
A chance of snow before 9am, then a chance of rain between 9am and 2pm, then a chance of snow after 2pm. Mostly cloudy, with a high near 35. West wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Sunday Night
A chance of snow before 1am. Partly cloudy, with a low around 23. West wind around 10 mph. Chance of precipitation is 30%.
M.L.King Day
Mostly sunny, with a high near 31. West wind 10 to 14 mph.
Monday Night
A chance of snow. Mostly cloudy, with a low around 22. Southwest wind around 11 mph. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 30. West wind 14 to 17 mph, with gusts as high as 28 mph.
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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:
6:03 am EST Jan 14, 2026
Forecast Valid:
11am EST Jan 14, 2026-6pm EST Jan 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation