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.

A Few Clouds

81°F

27°C

Humidity 39%
Wind Speed S 10 mph
Barometer 30.14 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 16 Aug 1:56 pm EDT
Extended Forecast for

Onset MA

  • This Afternoon

    This Afternoon: Sunny, with a high near 81. Southeast wind around 8 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, partly cloudy, with a low around 64. Southwest wind 3 to 5 mph.

    Low: 64 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 84. Southwest wind 7 to 14 mph, with gusts as high as 24 mph.

    High: 84 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Southwest wind 8 to 11 mph becoming north after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Chance
    Showers

  • Monday

    Monday: A slight chance of showers before 10am. Mostly sunny, with a high near 72. Northeast wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    High: 72 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57. Northeast wind 3 to 6 mph.

    Low: 57 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 74. East wind 6 to 10 mph.

    High: 74 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 60. East wind 5 to 7 mph.

    Low: 60 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers. Partly sunny, with a high near 74. East wind 7 to 13 mph. Chance of precipitation is 30%.

    High: 74 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 81. Southeast wind around 8 mph.
Tonight
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 64. Southwest wind 3 to 5 mph.
Sunday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 84. Southwest wind 7 to 14 mph, with gusts as high as 24 mph.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Southwest wind 8 to 11 mph becoming north after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A slight chance of showers before 10am. Mostly sunny, with a high near 72. Northeast wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 57. Northeast wind 3 to 6 mph.
Tuesday
Partly sunny, with a high near 74. East wind 6 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 60. East wind 5 to 7 mph.
Wednesday
A chance of showers. Partly sunny, with a high near 74. East wind 7 to 13 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers before midnight. Mostly cloudy, with a low around 61. Northeast wind 7 to 9 mph. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 73. Northeast wind 10 to 14 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 58. North wind 6 to 9 mph becoming northwest after midnight.
Friday
Sunny, with a high near 79. Northwest wind 7 to 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Onset MA
 41.75°N 70.65°W (Elev. 10 ft)
Last Update:
6:35 am EDT Aug 16, 2025
Forecast Valid:
1pm EDT Aug 16, 2025-6pm EDT Aug 22, 2025
 
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