Hazardous Coastal Conditions for the Mid-Atlantic; Storm System Approaching Southern Alaska

A Nor'easter will create hazardous marine and coastal conditions along the Mid-Atlantic coast through mid-week, with significant coastal flooding and beach erosion possible. Meanwhile, another strong storm system is forecast to bring high winds and heavy precipitation to portions of southern Alaska. Elsewhere, relatively benign weather is expected through the first half of the work week. Read More >

Current conditions at

Quonset State Airport (KOQU)

Lat: 41.6°NLon: 71.42°WElev: 20ft.

Fair

43°F

6°C

Humidity 81%
Wind Speed NW 5 mph
Barometer 30.55 in
Dewpoint 37°F (3°C)
Visibility NA
Wind Chill40°F (4°C)
Last update 18 Oct 10:15 pm EDT
Extended Forecast for

Portsmouth RI

  • Tonight

    Tonight: Clear, with a low around 40. Light northeast wind.

    Low: 40 °F

    Clear

  • Monday

    Monday: Increasing clouds, with a high near 60. Northeast wind 6 to 11 mph.

    High: 60 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 48. North wind 9 to 11 mph.

    Low: 48 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 60. North wind 15 to 17 mph.

    High: 60 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49. Northeast wind 13 to 15 mph.

    Low: 49 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 57. Northeast wind around 18 mph, with gusts as high as 29 mph.

    High: 57 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers after 5am.  Mostly cloudy, with a low around 44. North wind 13 to 16 mph.  Chance of precipitation is 30%.

    Low: 44 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 60. North wind 11 to 15 mph.

    High: 60 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 45. North wind 7 to 14 mph.

    Low: 45 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 40. Light northeast wind.
Monday
Increasing clouds, with a high near 60. Northeast wind 6 to 11 mph.
Monday Night
Mostly cloudy, with a low around 48. North wind 9 to 11 mph.
Tuesday
Partly sunny, with a high near 60. North wind 15 to 17 mph.
Tuesday Night
Partly cloudy, with a low around 49. Northeast wind 13 to 15 mph.
Wednesday
Partly sunny, with a high near 57. Northeast wind around 18 mph, with gusts as high as 29 mph.
Wednesday Night
A chance of showers after 5am. Mostly cloudy, with a low around 44. North wind 13 to 16 mph. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 60. North wind 11 to 15 mph.
Thursday Night
Mostly clear, with a low around 45. North wind 7 to 14 mph.
Friday
Sunny, with a high near 56. North wind 15 to 17 mph.
Friday Night
Mostly clear, with a low around 41. North wind around 10 mph.
Saturday
Sunny, with a high near 55. North wind 9 to 13 mph.
Saturday Night
Mostly clear, with a low around 41. Northeast wind around 5 mph becoming light and variable.
Sunday
Sunny, with a high near 59. Northwest wind around 7 mph becoming southwest in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Portsmouth RI
 41.61°N 71.25°W (Elev. 98 ft)
2:43 pm EDT Oct 18, 2026
10pm EDT Oct 18, 2026-6pm EDT Oct 25, 2026
 
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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