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

N. Kingston / Quonset (KOQU)

Lat: 41.6°NLon: 71.42°WElev: 20ft.

Overcast

70°F

21°C

Humidity 88%
Wind Speed NE 9 mph
Barometer 29.85 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 23 Aug 8:35 am EDT
Extended Forecast for

Portsmouth RI

  • Today

    Today: A chance of showers, mainly before 2pm. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 76. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 76 °F

    Chance
    Showers and
    Patchy Fog

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 67. South wind 3 to 8 mph.

    Low: 67 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 77. Light southwest wind increasing to 9 to 14 mph in the morning.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 64. West wind 3 to 8 mph.

    Low: 64 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 76. Southwest wind 7 to 13 mph.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63. West wind 5 to 7 mph.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78. Southwest wind 5 to 9 mph.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66. Southwest wind 3 to 8 mph.

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 80. Light southwest wind becoming south 6 to 11 mph in the morning.

    High: 80 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of showers, mainly before 2pm. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 76. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 67. South wind 3 to 8 mph.
Monday
Sunny, with a high near 77. Light southwest wind increasing to 9 to 14 mph in the morning.
Monday Night
Clear, with a low around 64. West wind 3 to 8 mph.
Tuesday
Sunny, with a high near 76. Southwest wind 7 to 13 mph.
Tuesday Night
Mostly clear, with a low around 63. West wind 5 to 7 mph.
Wednesday
Sunny, with a high near 78. Southwest wind 5 to 9 mph.
Wednesday Night
Mostly clear, with a low around 66. Southwest wind 3 to 8 mph.
Thursday
Mostly sunny, with a high near 80. Light southwest wind becoming south 6 to 11 mph in the morning.
Thursday Night
A chance of showers after 9pm. Mostly cloudy, with a low around 68. South wind 6 to 8 mph. Chance of precipitation is 40%.
Friday
A chance of showers. Partly sunny, with a high near 81. South wind 7 to 10 mph. Chance of precipitation is 40%.
Friday Night
Partly cloudy, with a low around 68. South wind 5 to 7 mph.
Saturday
Mostly sunny, with a high near 82. Northwest wind around 7 mph becoming southwest in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portsmouth RI
 41.61°N 71.25°W (Elev. 98 ft)
Last Update:
2:30 am EDT Aug 23, 2026
Forecast Valid:
8am EDT Aug 23, 2026-6pm EDT Aug 29, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation