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

Newport, Newport State Airport (KUUU)

Lat: 41.53°NLon: 71.28°WElev: 171ft.

Mostly Cloudy

38°F

3°C

Humidity 68%
Wind Speed NA
Barometer 29.96 in (1014.6 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 7 Dec 8:53 pm EST
Extended Forecast for

Portsmouth RI

  • Tonight

    Tonight: Mostly clear, with a low around 22. West wind 7 to 11 mph becoming northwest after midnight. Winds could gust as high as 21 mph.

    Low: 22 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 27. North wind 10 to 14 mph.

    High: 27 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 15. North wind 5 to 8 mph.

    Low: 15 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 40. Light and variable wind becoming southwest 5 to 9 mph in the morning.

    High: 40 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A chance of rain, mainly before 1am.  Mostly cloudy, with a low around 33. Southwest wind 10 to 14 mph.  Chance of precipitation is 30%.

    Low: 33 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain, mainly after 11am.  Mostly cloudy, with a high near 49. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 50%.

    High: 49 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 3am.  Mostly cloudy, with a low around 36. Southwest wind 11 to 14 mph.  Chance of precipitation is 40%.

    Low: 36 °F

    Chance Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 42. West wind around 11 mph.

    High: 42 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 27. West wind 6 to 9 mph.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 22. West wind 7 to 11 mph becoming northwest after midnight. Winds could gust as high as 21 mph.
Monday
Mostly sunny, with a high near 27. North wind 10 to 14 mph.
Monday Night
Partly cloudy, with a low around 15. North wind 5 to 8 mph.
Tuesday
Increasing clouds, with a high near 40. Light and variable wind becoming southwest 5 to 9 mph in the morning.
Tuesday Night
A chance of rain, mainly before 1am. Mostly cloudy, with a low around 33. Southwest wind 10 to 14 mph. Chance of precipitation is 30%.
Wednesday
A chance of rain, mainly after 11am. Mostly cloudy, with a high near 49. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Wednesday Night
A chance of rain before 3am. Mostly cloudy, with a low around 36. Southwest wind 11 to 14 mph. Chance of precipitation is 40%.
Thursday
Mostly sunny, with a high near 42. West wind around 11 mph.
Thursday Night
Mostly cloudy, with a low around 27. West wind 6 to 9 mph.
Friday
A chance of snow after 8am, mixing with rain after noon. Partly sunny, with a high near 37. West wind 6 to 10 mph. Chance of precipitation is 30%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 24. Northwest wind around 9 mph. Chance of precipitation is 40%.
Saturday
A chance of snow. Partly sunny, with a high near 34. Northwest wind 9 to 11 mph. Chance of precipitation is 40%.
Saturday Night
A chance of snow. Partly cloudy, with a low around 21. West wind around 13 mph. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 31. West wind around 14 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Portsmouth RI
 41.59°N 71.26°W (Elev. 203 ft)
6:44 pm EST Dec 7, 2025
9pm EST Dec 7, 2025-6pm EST Dec 14, 2025
 
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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