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

54°F

12°C

Humidity 33%
Wind Speed SW 12 mph
Barometer 30.49 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 12 Apr 1:56 pm EDT
Extended Forecast for

Onset MA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 48. South wind around 7 mph.

    High: 48 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers before 4am, then a slight chance of showers after 5am. Mostly cloudy, with a low around 43. South wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    Low: 43 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers, mainly before 4pm. Mostly cloudy, with a high near 54. Breezy, with a southwest wind 17 to 21 mph, with gusts as high as 39 mph. Chance of precipitation is 30%.

    High: 54 °F

    Chance
    Showers and
    Breezy

  • Monday Night

    Monday Night: Patchy fog after 1am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 50. Southwest wind 8 to 15 mph, with gusts as high as 28 mph.

    Low: 50 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 64. South wind 5 to 10 mph.

    High: 64 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 50. Southwest wind 8 to 10 mph. Chance of precipitation is 20%.

    Low: 50 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65. Southwest wind 7 to 14 mph.

    High: 65 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers between 10pm and 2am. Mostly cloudy, with a low around 52. Southwest wind 6 to 13 mph. Chance of precipitation is 30%.

    Low: 52 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly cloudy, with a high near 61. South wind 6 to 11 mph.

    High: 61 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 48. South wind around 7 mph.
Tonight
A chance of showers before 4am, then a slight chance of showers after 5am. Mostly cloudy, with a low around 43. South wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Monday
A chance of showers, mainly before 4pm. Mostly cloudy, with a high near 54. Breezy, with a southwest wind 17 to 21 mph, with gusts as high as 39 mph. Chance of precipitation is 30%.
Monday Night
Patchy fog after 1am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 50. Southwest wind 8 to 15 mph, with gusts as high as 28 mph.
Tuesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 64. South wind 5 to 10 mph.
Tuesday Night
A slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 50. Southwest wind 8 to 10 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 65. Southwest wind 7 to 14 mph.
Wednesday Night
A chance of showers between 10pm and 2am. Mostly cloudy, with a low around 52. Southwest wind 6 to 13 mph. Chance of precipitation is 30%.
Thursday
Mostly cloudy, with a high near 61. South wind 6 to 11 mph.
Thursday Night
Mostly cloudy, with a low around 51. Southwest wind 7 to 9 mph.
Friday
Mostly sunny, with a high near 64. Southwest wind 6 to 9 mph.
Friday Night
Partly cloudy, with a low around 49. Southwest wind around 6 mph becoming north after midnight.
Saturday
Mostly sunny, with a high near 59. Northeast wind 5 to 9 mph becoming southeast in the afternoon.
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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:
1:59 pm EDT Apr 12, 2026
Forecast Valid:
2pm EDT Apr 12, 2026-6pm EDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

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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