Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

Otis Air National Guard Base (KFMH)

Lat: 41.65°NLon: 70.52°WElev: 131ft.

Fair

43°F

6°C

Humidity 46%
Wind Speed Calm
Barometer 30.06 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 7 Dec 12:55 pm EST
Extended Forecast for

3 Miles SW Sandwich MA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 40. Light and variable wind.

    High: 40 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 22. Light and variable wind becoming northwest 6 to 11 mph in the evening. Winds could gust as high as 23 mph.

    Low: 22 °F

    Decreasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 28. North wind 11 to 16 mph, with gusts as high as 29 mph.

    High: 28 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 13. Northwest wind 6 to 9 mph.

    Low: 13 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 42. Light and variable wind becoming southwest 5 to 8 mph in the morning.

    High: 42 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain, mainly between 9pm and 3am.  Cloudy, with a low around 32. South wind 8 to 10 mph, with gusts as high as 21 mph.  Chance of precipitation is 40%.

    Low: 32 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain after noon.  Mostly cloudy, with a high near 50. Southwest wind 8 to 14 mph, with gusts as high as 26 mph.  Chance of precipitation is 40%.

    High: 50 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 3am.  Mostly cloudy, with a low around 35. Southwest wind 10 to 13 mph, with gusts as high as 26 mph.  Chance of precipitation is 40%.

    Low: 35 °F

    Chance Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 43. West wind around 11 mph, with gusts as high as 22 mph.

    High: 43 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 40. Light and variable wind.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 22. Light and variable wind becoming northwest 6 to 11 mph in the evening. Winds could gust as high as 23 mph.
Monday
Mostly sunny, with a high near 28. North wind 11 to 16 mph, with gusts as high as 29 mph.
Monday Night
Partly cloudy, with a low around 13. Northwest wind 6 to 9 mph.
Tuesday
Mostly sunny, with a high near 42. Light and variable wind becoming southwest 5 to 8 mph in the morning.
Tuesday Night
A chance of rain, mainly between 9pm and 3am. Cloudy, with a low around 32. South wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Wednesday
A chance of rain after noon. Mostly cloudy, with a high near 50. Southwest wind 8 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Wednesday Night
A chance of rain before 3am. Mostly cloudy, with a low around 35. Southwest wind 10 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Thursday
Mostly sunny, with a high near 43. West wind around 11 mph, with gusts as high as 22 mph.
Thursday Night
Mostly cloudy, with a low around 26. West wind 6 to 8 mph, with gusts as high as 20 mph.
Friday
A chance of rain and snow. Partly sunny, with a high near 37. West wind 6 to 10 mph. Chance of precipitation is 40%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 24. West wind around 9 mph. Chance of precipitation is 40%.
Saturday
A chance of rain and snow. Partly sunny, with a high near 35. Northwest wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Sandwich MA
 41.74°N 70.54°W (Elev. 203 ft)
1:37 pm EST Dec 7, 2025
1pm EST Dec 7, 2025-6pm EST Dec 13, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database