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

39°F

4°C

Humidity 87%
Wind Speed SE 17 mph
Barometer 29.83 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 14 Mar 1:55 am EDT
Extended Forecast for

Onset MA

  • Overnight

    Overnight: A chance of showers, mainly before 3am. Cloudy early, then clearing, with a low around 35. Southwest wind around 17 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 45. Breezy, with a west wind 20 to 23 mph, with gusts as high as 40 mph.

    High: 45 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. West wind 9 to 15 mph, with gusts as high as 29 mph.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 40. Northwest wind 5 to 7 mph becoming southeast in the afternoon.

    High: 40 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of rain, mainly after 5am. Mostly cloudy, with a low around 37. Southeast wind 8 to 14 mph. Chance of precipitation is 30%.

    Low: 37 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday

    Monday: Rain and possibly a thunderstorm before 11am, then rain between 11am and 2pm, then rain and possibly a thunderstorm after 2pm. High near 54. Breezy, with a south wind 20 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 100%.

    High: 54 °F

    Rain and
    Breezy

  • Monday Night

    Monday Night: Rain. Low around 40. Windy, with a south wind 24 to 33 mph, with gusts as high as 55 mph. Chance of precipitation is 100%.

    Low: 40 °F

    Rain and
    Windy

  • Tuesday

    Tuesday: A chance of rain before 8am. Partly sunny, with a high near 45. Breezy, with a southwest wind 18 to 21 mph, with gusts as high as 36 mph. Chance of precipitation is 30%.

    High: 45 °F

    Chance Rain
    then Mostly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 24. West wind 11 to 16 mph.

    Low: 24 °F

    Mostly Clear

Detailed Forecast

Overnight
A chance of showers, mainly before 3am. Cloudy early, then clearing, with a low around 35. Southwest wind around 17 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly sunny, with a high near 45. Breezy, with a west wind 20 to 23 mph, with gusts as high as 40 mph.
Saturday Night
Mostly clear, with a low around 30. West wind 9 to 15 mph, with gusts as high as 29 mph.
Sunday
Partly sunny, with a high near 40. Northwest wind 5 to 7 mph becoming southeast in the afternoon.
Sunday Night
A chance of rain, mainly after 5am. Mostly cloudy, with a low around 37. Southeast wind 8 to 14 mph. Chance of precipitation is 30%.
Monday
Rain and possibly a thunderstorm before 11am, then rain between 11am and 2pm, then rain and possibly a thunderstorm after 2pm. High near 54. Breezy, with a south wind 20 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 100%.
Monday Night
Rain. Low around 40. Windy, with a south wind 24 to 33 mph, with gusts as high as 55 mph. Chance of precipitation is 100%.
Tuesday
A chance of rain before 8am. Partly sunny, with a high near 45. Breezy, with a southwest wind 18 to 21 mph, with gusts as high as 36 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 24. West wind 11 to 16 mph.
Wednesday
Mostly sunny, with a high near 35. West wind 7 to 9 mph.
Wednesday Night
Mostly cloudy, with a low around 28. South wind 3 to 7 mph.
Thursday
Partly sunny, with a high near 39. South wind 6 to 10 mph.
Thursday Night
Partly cloudy, with a low around 32. South wind around 6 mph.
Friday
Mostly sunny, with a high near 43. Southwest wind 6 to 10 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:
1:44 am EDT Mar 14, 2026
Forecast Valid:
2am EDT Mar 14, 2026-6pm EDT Mar 20, 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