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

27°F

-3°C

Humidity 46%
Wind Speed NW 8 mph
Barometer 30.24 in
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 18 Mar 4:55 am EDT
Extended Forecast for

Onset MA

  • Today

    Today: Mostly sunny, with a high near 34. Northwest wind 5 to 9 mph becoming south in the afternoon.

    High: 34 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 28. South wind around 6 mph becoming calm in the evening.

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 36. Southeast wind 3 to 8 mph.

    High: 36 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 31. South wind 3 to 6 mph.

    Low: 31 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 45. Southwest wind 5 to 9 mph.

    High: 45 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of rain, mainly after 3am. Mostly cloudy, with a low around 37. Southwest wind around 8 mph. Chance of precipitation is 30%.

    Low: 37 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: A chance of rain. Mostly cloudy, with a high near 47. South wind 10 to 14 mph. Chance of precipitation is 50%.

    High: 47 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 38. Southwest wind around 10 mph.

    Low: 38 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain. Mostly cloudy, with a high near 49. Southwest wind 10 to 13 mph. Chance of precipitation is 40%.

    High: 49 °F

    Chance Rain

Detailed Forecast

Today
Mostly sunny, with a high near 34. Northwest wind 5 to 9 mph becoming south in the afternoon.
Tonight
Partly cloudy, with a low around 28. South wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 36. Southeast wind 3 to 8 mph.
Thursday Night
Partly cloudy, with a low around 31. South wind 3 to 6 mph.
Friday
Mostly sunny, with a high near 45. Southwest wind 5 to 9 mph.
Friday Night
A chance of rain, mainly after 3am. Mostly cloudy, with a low around 37. Southwest wind around 8 mph. Chance of precipitation is 30%.
Saturday
A chance of rain. Mostly cloudy, with a high near 47. South wind 10 to 14 mph. Chance of precipitation is 50%.
Saturday Night
Mostly cloudy, with a low around 38. Southwest wind around 10 mph.
Sunday
A chance of rain. Mostly cloudy, with a high near 49. Southwest wind 10 to 13 mph. Chance of precipitation is 40%.
Sunday Night
A chance of rain before 2am. Mostly cloudy, with a low around 34. Northwest wind 10 to 14 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 41. North wind 13 to 15 mph.
Monday Night
Mostly clear, with a low around 28. North wind around 11 mph.
Tuesday
Mostly sunny, with a high near 39. North wind around 9 mph becoming east 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:
3:06 am EDT Mar 18, 2026
Forecast Valid:
5am EDT Mar 18, 2026-6pm EDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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