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.

Fog/Mist

72°F

22°C

Humidity 94%
Wind Speed NE 9 mph
Barometer 29.82 in
Dewpoint 70°F (21°C)
Visibility 6.00 mi
Last update 17 Aug 8:50 pm EDT
Extended Forecast for

Portsmouth RI

  • Tonight

    Tonight: Patchy fog. Otherwise, mostly cloudy, with a low around 69. North wind 3 to 5 mph.

    Low: 69 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 80. North wind around 6 mph.

    High: 80 °F

    Patchy Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 68. Southeast wind around 5 mph becoming light and variable in the evening.

    Low: 68 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 8am. Otherwise, sunny, with a high near 82. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 70. Southwest wind 6 to 9 mph.

    Low: 70 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 82. Northwest wind 5 to 8 mph becoming southwest in the afternoon. Chance of precipitation is 20%.

    High: 82 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers. Mostly cloudy, with a low around 66. Southwest wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 40%.

    Low: 66 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers. Partly sunny, with a high near 79. East wind around 7 mph. Chance of precipitation is 40%.

    High: 79 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before 10pm, then a chance of showers after 3am. Mostly cloudy, with a low around 66. Northeast wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    Showers

Detailed Forecast

Tonight
Patchy fog. Otherwise, mostly cloudy, with a low around 69. North wind 3 to 5 mph.
Tuesday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 80. North wind around 6 mph.
Tuesday Night
Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 68. Southeast wind around 5 mph becoming light and variable in the evening.
Wednesday
Patchy fog before 8am. Otherwise, sunny, with a high near 82. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 70. Southwest wind 6 to 9 mph.
Thursday
A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 82. Northwest wind 5 to 8 mph becoming southwest in the afternoon. Chance of precipitation is 20%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 66. Southwest wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 40%.
Friday
A chance of showers. Partly sunny, with a high near 79. East wind around 7 mph. Chance of precipitation is 40%.
Friday Night
A chance of showers before 10pm, then a chance of showers after 3am. Mostly cloudy, with a low around 66. Northeast wind 3 to 6 mph. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly cloudy, with a high near 77. East wind 6 to 9 mph. Chance of precipitation is 50%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 67. Northeast wind 5 to 8 mph. Chance of precipitation is 40%.
Sunday
Showers likely. Partly sunny, with a high near 78. East wind 7 to 10 mph becoming south in the afternoon. Chance of precipitation is 60%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 67. West wind 6 to 8 mph. Chance of precipitation is 50%.
Monday
Mostly sunny, with a high near 79. Southwest wind 6 to 11 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portsmouth RI
 41.59°N 71.26°W (Elev. 203 ft)
Last Update:
1:49 pm EDT Aug 17, 2026
Forecast Valid:
9pm EDT Aug 17, 2026-6pm EDT Aug 24, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation