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.

Light Rain

46°F

8°C

Humidity 93%
Wind Speed SW 6 mph
Barometer 29.81 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 22 Mar 10:45 pm EDT
Extended Forecast for

Onset MA

  • Tonight

    Tonight: Rain. Patchy fog before 11pm. Low around 37. Southwest wind 5 to 13 mph becoming north after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 37 °F

    Rain and
    Patchy Fog

  • Monday

    Monday: Rain, possibly mixed with snow showers before 11am, then a chance of rain and snow showers between 11am and noon, then a chance of snow showers after noon. High near 38. North wind 15 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 38 °F

    Rain/Snow
    then Chance
    Snow Showers

  • Monday Night

    Monday Night: Snow showers likely, mainly before 3am. Mostly cloudy, with a low around 30. North wind 6 to 11 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 30 °F

    Snow Showers
    Likely then
    Chance Snow
    Showers

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 41. North wind 6 to 8 mph.

    High: 41 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34. Southwest wind around 9 mph.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 45. Southwest wind 9 to 16 mph.

    High: 45 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 37. Southwest wind 7 to 11 mph.

    Low: 37 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 47. South wind 7 to 10 mph.

    High: 47 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of rain before 7pm, then a chance of rain and snow between 7pm and 11pm, then rain likely after 11pm. Cloudy, with a low around 41. Southwest wind 11 to 17 mph. Chance of precipitation is 60%.

    Low: 41 °F

    Chance
    Rain/Snow
    then Rain
    Likely

Detailed Forecast

Tonight
Rain. Patchy fog before 11pm. Low around 37. Southwest wind 5 to 13 mph becoming north after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Monday
Rain, possibly mixed with snow showers before 11am, then a chance of rain and snow showers between 11am and noon, then a chance of snow showers after noon. High near 38. North wind 15 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Monday Night
Snow showers likely, mainly before 3am. Mostly cloudy, with a low around 30. North wind 6 to 11 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 41. North wind 6 to 8 mph.
Tuesday Night
Mostly cloudy, with a low around 34. Southwest wind around 9 mph.
Wednesday
Partly sunny, with a high near 45. Southwest wind 9 to 16 mph.
Wednesday Night
Mostly cloudy, with a low around 37. Southwest wind 7 to 11 mph.
Thursday
Partly sunny, with a high near 47. South wind 7 to 10 mph.
Thursday Night
A chance of rain before 7pm, then a chance of rain and snow between 7pm and 11pm, then rain likely after 11pm. Cloudy, with a low around 41. Southwest wind 11 to 17 mph. Chance of precipitation is 60%.
Friday
Rain likely, mainly before 7am. Partly sunny, with a high near 49. Southwest wind 13 to 15 mph becoming northwest in the afternoon. Chance of precipitation is 60%.
Friday Night
Partly cloudy, with a low around 25. North wind around 10 mph.
Saturday
Mostly sunny, with a high near 35. North wind around 7 mph.
Saturday Night
Partly cloudy, with a low around 28. Southwest wind around 7 mph.
Sunday
Mostly sunny, with a high near 42. Southwest wind 7 to 13 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:
3:45 pm EDT Mar 22, 2026
Forecast Valid:
10pm EDT Mar 22, 2026-6pm EDT Mar 29, 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