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.

Rain Fog/Mist

62°F

17°C

Humidity 93%
Wind Speed E 9 mph
Barometer 30.04 in (1017.1 mb)
Dewpoint 60°F (16°C)
Visibility 3.00 mi
Last update 1 Sep 4:53 pm EDT
Extended Forecast for

3 Miles S Voluntown CT

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm. High near 70. East wind around 8 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Showers

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 58. East wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 72. East wind around 8 mph.

    High: 72 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm, mainly after 5am. Increasing clouds, with a low around 60. Light east wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Partly Cloudy
    then Showers
    Likely

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 8am, then showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. High near 75. Southwest wind 5 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 75 °F

    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.

    Low: 64 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. High near 70. East wind around 8 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely and possibly a thunderstorm before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 58. East wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Partly sunny, with a high near 72. East wind around 8 mph.
Wednesday Night
Showers likely and possibly a thunderstorm, mainly after 5am. Increasing clouds, with a low around 60. Light east wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely and possibly a thunderstorm before 8am, then showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. High near 75. Southwest wind 5 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.
Friday
Mostly sunny, with a high near 80.
Friday Night
Mostly clear, with a low around 59.
Saturday
Sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Mostly sunny, with a high near 71.
Sunday Night
Mostly clear, with a low around 54.
Labor Day
Sunny, with a high near 73.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Voluntown CT
 41.54°N 71.86°W (Elev. 400 ft)
Last Update:
4:34 pm EDT Sep 1, 2026
Forecast Valid:
4pm EDT Sep 1, 2026-6pm EDT Sep 8, 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