National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Otis Air National Guard Base (KFMH)

Lat: 41.65°NLon: 70.52°WElev: 131ft.

Overcast and Breezy

61°F

16°C

Humidity 94%
Wind Speed S 21 G 37 mph
Barometer 29.76 in
Dewpoint 59°F (15°C)
Visibility 8.00 mi
Last update 16 Mar 4:45 pm EDT
Extended Forecast for

Onset MA

Flood Watch March 16, 05:18pm until March 17, 08:00am
High Wind Warning until March 17, 06:00am
Click here for hazard details and duration
Flood Watch
High Wind Warning
  •  
    Flood Watch March 16, 05:18pm until March 17, 08:00am
    High Wind Warning until March 17, 06:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 55 °F

    Chance
    T-storms and
    Patchy Fog

  • Tonight

    Tonight: Rain and possibly a thunderstorm before 4am, then rain likely. Patchy fog after 7pm. Low around 39. Windy, with a south wind 26 to 34 mph, with gusts as high as 60 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 39 °F

    Rain and
    Patchy Fog

  • Tuesday

    Tuesday: Cloudy through mid morning, then gradual clearing, with a high near 42. Breezy, with a west wind 17 to 20 mph, with gusts as high as 32 mph.

    High: 42 °F

    Gradual
    Clearing and
    Breezy then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 24. West wind 11 to 13 mph.

    Low: 24 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 35. Northwest wind 6 to 9 mph.

    High: 35 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 28. South wind 3 to 7 mph.

    Low: 28 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 39. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 39 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32. South wind around 6 mph.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A chance of rain and thunderstorms. Patchy fog. Otherwise, cloudy, with a high near 55. Breezy, with a south wind around 22 mph, with gusts as high as 39 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain and possibly a thunderstorm before 4am, then rain likely. Patchy fog after 7pm. Low around 39. Windy, with a south wind 26 to 34 mph, with gusts as high as 60 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday
Cloudy through mid morning, then gradual clearing, with a high near 42. Breezy, with a west wind 17 to 20 mph, with gusts as high as 32 mph.
Tuesday Night
Partly cloudy, with a low around 24. West wind 11 to 13 mph.
Wednesday
Mostly sunny, with a high near 35. Northwest wind 6 to 9 mph.
Wednesday Night
Mostly cloudy, with a low around 28. South wind 3 to 7 mph.
Thursday
Mostly sunny, with a high near 39. South wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 32. South wind around 6 mph.
Friday
Mostly sunny, with a high near 44. Southwest wind 6 to 10 mph.
Friday Night
A chance of showers after 11pm. Mostly cloudy, with a low around 34. Southwest wind around 8 mph. Chance of precipitation is 40%.
Saturday
A chance of showers. Partly sunny, with a high near 43. West wind 10 to 14 mph. Chance of precipitation is 40%.
Saturday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 31. Northwest wind around 11 mph becoming south after midnight. Chance of precipitation is 40%.
Sunday
A chance of rain and snow showers. Partly sunny, with a high near 41. West wind 11 to 13 mph. Chance of precipitation is 30%.
Sunday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 29. West wind 11 to 13 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 40.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Onset MA
 41.73°N 70.66°W (Elev. 20 ft)
Last Update:
2:55 pm EDT Mar 16, 2026
Forecast Valid:
5pm EDT Mar 16, 2026-6pm EDT Mar 23, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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