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.

Overcast

64°F

18°C

Humidity 94%
Wind Speed SE 13 mph
Barometer 30.02 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 22 Jun 10:55 pm EDT
Extended Forecast for

Onset MA

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3am. Patchy fog after 2am. Low around 64. South wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 64 °F

    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: Showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Patchy fog before 11am. High near 73. South wind around 8 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 73 °F

    Showers and
    Patchy Fog
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 61. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 61 °F

    Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 79. Northwest wind 6 to 9 mph.

    High: 79 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 64. Southwest wind around 6 mph becoming calm in the evening.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 64. South wind around 6 mph.

    Low: 64 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers. Partly sunny, with a high near 79. South wind 6 to 13 mph. Chance of precipitation is 40%.

    High: 79 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers after 1am. Mostly cloudy, with a low around 67. Southwest wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 30%.

    Low: 67 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3am. Patchy fog after 2am. Low around 64. South wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
Showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Patchy fog before 11am. High near 73. South wind around 8 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday Night
A chance of showers, mainly before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 61. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 79. Northwest wind 6 to 9 mph.
Wednesday Night
Mostly clear, with a low around 64. Southwest wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 80. Calm wind becoming south 5 to 9 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 64. South wind around 6 mph.
Friday
A chance of showers. Partly sunny, with a high near 79. South wind 6 to 13 mph. Chance of precipitation is 40%.
Friday Night
A chance of showers after 1am. Mostly cloudy, with a low around 67. Southwest wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 82. Calm wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 40%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 66. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 82. Calm wind becoming northeast 5 to 7 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 66. Light and variable wind.
Monday
Mostly sunny, with a high near 82. Calm wind becoming south 5 to 7 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Onset MA
 41.74°N 70.69°W (Elev. 49 ft)
Last Update:
8:56 pm EDT Jun 22, 2026
Forecast Valid:
11pm EDT Jun 22, 2026-6pm EDT Jun 29, 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