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

Westerly, Westerly State Airport (KWST)

Lat: 41.35°NLon: 71.8°WElev: 79ft.

Fair

71°F

22°C

Humidity 66%
Wind Speed E 8 mph
Barometer 30.15 in (1020.7 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 2 Sep 3:53 pm EDT
Extended Forecast for

4 Miles SSE Oneco CT

  • Tonight

    Tonight: Showers and possibly a thunderstorm, mainly after 2am. Low around 60. Southeast wind 3 to 6 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Slight Chance
    Showers then
    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm before 11am, then a chance of showers and thunderstorms after 11am. High near 79. Southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 64. Light northwest wind.

    Low: 64 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 81. Northwest wind 3 to 8 mph.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59. Northwest wind around 5 mph.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers after 2pm. Increasing clouds, with a high near 75.

    High: 75 °F

    Sunny then
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 54.

    Low: 54 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers and possibly a thunderstorm, mainly after 2am. Low around 60. Southeast wind 3 to 6 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and possibly a thunderstorm before 11am, then a chance of showers and thunderstorms after 11am. High near 79. Southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Partly cloudy, with a low around 64. Light northwest wind.
Friday
Sunny, with a high near 81. Northwest wind 3 to 8 mph.
Friday Night
Mostly clear, with a low around 59. Northwest wind around 5 mph.
Saturday
A 30 percent chance of showers after 2pm. Increasing clouds, with a high near 75.
Saturday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 54.
Sunday
Sunny, with a high near 71.
Sunday Night
Mostly clear, with a low around 53.
Labor Day
Sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 75.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Oneco CT
 41.64°N 71.78°W (Elev. 348 ft)
Last Update:
3:08 pm EDT Sep 2, 2026
Forecast Valid:
3pm EDT Sep 2, 2026-6pm EDT Sep 9, 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