Flooding Risks from Tropical Moisture Across the Intermountain West and East Coast

Tropical moisture from Isaias and Rachel will impact portions of the Intermountain West and East Coast states. Flooding, gusty winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, record warmth will spread northward across the Mississippi Valley the next few days. Looking for snow, the first winter storm of the season is underway across the northern Rockies. Read More >

Current conditions at

Otis Air National Guard Base (KFMH)

Lat: 41.65°NLon: 70.52°WElev: 131ft.

Mostly Cloudy

57°F

14°C

Humidity 59%
Wind Speed SE 13 mph
Barometer 30.46 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 11 Oct 9:56 am EDT
Extended Forecast for

Onset MA

  • Today

    Today: A chance of showers after 5pm.  Mostly cloudy, with a high near 62. South wind around 8 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tonight

    Tonight: Showers, with thunderstorms also possible after 5am.  Patchy fog. Low around 53. East wind 5 to 8 mph becoming northeast after midnight.  Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 53 °F

    Showers and
    Patchy Fog

  • Columbus Day

    Columbus Day: A chance of showers and thunderstorms before 8am, then a slight chance of showers between 8am and 10am.  Patchy fog before 11am.  Otherwise, cloudy through mid morning, then gradual clearing, with a high near 64. North wind 9 to 11 mph.  Chance of precipitation is 30%.

    High: 64 °F

    Chance
    Showers and
    Patchy Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 51. Light north wind.

    Low: 51 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 64. East wind 5 to 9 mph becoming south in the afternoon.

    High: 64 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A chance of showers, with thunderstorms also possible after 11pm.  Mostly cloudy, with a low around 57. Southwest wind 8 to 11 mph, with gusts as high as 23 mph.  Chance of precipitation is 40%.

    Low: 57 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 70. Northwest wind around 11 mph, with gusts as high as 21 mph.

    High: 70 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 47. Northwest wind around 7 mph.

    Low: 47 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 61. North wind 10 to 13 mph.

    High: 61 °F

    Sunny

Detailed Forecast

Today
A chance of showers after 5pm. Mostly cloudy, with a high near 62. South wind around 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers, with thunderstorms also possible after 5am. Patchy fog. Low around 53. East wind 5 to 8 mph becoming northeast after midnight. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Columbus Day
A chance of showers and thunderstorms before 8am, then a slight chance of showers between 8am and 10am. Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 64. North wind 9 to 11 mph. Chance of precipitation is 30%.
Monday Night
Increasing clouds, with a low around 51. Light north wind.
Tuesday
Mostly cloudy, with a high near 64. East wind 5 to 9 mph becoming south in the afternoon.
Tuesday Night
A chance of showers, with thunderstorms also possible after 11pm. Mostly cloudy, with a low around 57. Southwest wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Wednesday
Mostly sunny, with a high near 70. Northwest wind around 11 mph, with gusts as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 47. Northwest wind around 7 mph.
Thursday
Sunny, with a high near 61. North wind 10 to 13 mph.
Thursday Night
Partly cloudy, with a low around 45. North wind 3 to 5 mph.
Friday
A chance of showers. Partly sunny, with a high near 62. South wind 6 to 13 mph. Chance of precipitation is 40%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 48. South wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Saturday
A chance of showers. Partly sunny, with a high near 59. West wind around 17 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Onset MA
 41.76°N 70.68°W (Elev. 20 ft)
8:57 am EDT Oct 11, 2026
10am EDT Oct 11, 2026-6pm EDT Oct 17, 2026
 
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