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 Fog/Mist

36°F

2°C

Humidity 100%
Wind Speed Calm
Barometer 29.93 in
Dewpoint 36°F (2°C)
Visibility 2.00 mi
Last update 18 Feb 9:56 am EST
Extended Forecast for

Onset MA

  • Today

    Today: Rain and snow likely, becoming all snow after 5pm. Patchy fog before 5pm. Otherwise, cloudy, with a high near 37. Southwest wind around 5 mph becoming light and variable. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 37 °F

    Rain/Snow
    Likely and
    Patchy Fog

  • Tonight

    Tonight: Snow likely, possibly mixed with rain before 1am, then a slight chance of snow between 1am and 3am. Patchy fog between 8pm and 10pm. Otherwise, cloudy, with a low around 30. Northeast wind 5 to 7 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 30 °F

    Rain/Snow
    Likely and
    Patchy Fog
    then Chance
    Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 37. North wind 3 to 7 mph.

    High: 37 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of freezing rain after 3am. Increasing clouds, with a low around 29. Light southeast wind. Chance of precipitation is 20%.

    Low: 29 °F

    Mostly Cloudy
    then Slight
    Chance
    Freezing Rain

  • Friday

    Friday: Rain likely, possibly mixed with snow before 4pm, then rain. High near 37. East wind 5 to 10 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Friday Night

    Friday Night: Rain, possibly mixed with snow before 5am, then a chance of snow. Low around 31. East wind 8 to 10 mph becoming north after midnight. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Rain then
    Rain/Snow
    Likely

  • Saturday

    Saturday: A chance of rain and snow before 9am, then a chance of snow between 9am and 1pm. Mostly cloudy, with a high near 36. North wind around 8 mph. Chance of precipitation is 40%.

    High: 36 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 26. Northeast wind 5 to 7 mph.

    Low: 26 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow after noon. Mostly cloudy, with a high near 35. Northeast wind 7 to 11 mph. Chance of precipitation is 40%.

    High: 35 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Today
Rain and snow likely, becoming all snow after 5pm. Patchy fog before 5pm. Otherwise, cloudy, with a high near 37. Southwest wind around 5 mph becoming light and variable. Chance of precipitation is 70%. Little or no snow accumulation expected.
Tonight
Snow likely, possibly mixed with rain before 1am, then a slight chance of snow between 1am and 3am. Patchy fog between 8pm and 10pm. Otherwise, cloudy, with a low around 30. Northeast wind 5 to 7 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Thursday
Mostly sunny, with a high near 37. North wind 3 to 7 mph.
Thursday Night
A slight chance of freezing rain after 3am. Increasing clouds, with a low around 29. Light southeast wind. Chance of precipitation is 20%.
Friday
Rain likely, possibly mixed with snow before 4pm, then rain. High near 37. East wind 5 to 10 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Friday Night
Rain, possibly mixed with snow before 5am, then a chance of snow. Low around 31. East wind 8 to 10 mph becoming north after midnight. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday
A chance of rain and snow before 9am, then a chance of snow between 9am and 1pm. Mostly cloudy, with a high near 36. North wind around 8 mph. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 26. Northeast wind 5 to 7 mph.
Sunday
A chance of snow after noon. Mostly cloudy, with a high near 35. Northeast wind 7 to 11 mph. Chance of precipitation is 40%.
Sunday Night
Snow likely, mainly after 10pm. Cloudy, with a low around 29. Northeast wind 11 to 16 mph. Chance of precipitation is 60%.
Monday
A chance of snow. Cloudy, with a high near 34. Northeast wind 16 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.
Monday Night
A chance of snow. Mostly cloudy, with a low around 22. Northwest wind around 14 mph. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 30. Northwest wind 11 to 14 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:
6:36 am EST Feb 18, 2026
Forecast Valid:
10am EST Feb 18, 2026-6pm EST Feb 24, 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