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.

Overcast

72°F

22°C

Humidity 87%
Wind Speed SW 6 mph
Barometer 30.04 in (1017.1 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 18 Sep 1:53 am EDT
Extended Forecast for

Stonington CT

  • Overnight

    Overnight: A 40 percent chance of showers. Mostly cloudy, with a low around 68. Southwest wind around 7 mph.

    Low: 68 °F

    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 79. Northwest wind 5 to 8 mph.

    High: 79 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51. North wind 6 to 9 mph.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 68. Northeast wind 5 to 8 mph becoming east in the afternoon.

    High: 68 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 53. Light east wind.

    Low: 53 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers likely after 2pm. Mostly cloudy, with a high near 67. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 67 °F

    Mostly Cloudy
    then Showers
    Likely

  • Sunday Night

    Sunday Night: Showers. Low around 57. Chance of precipitation is 80%.

    Low: 57 °F

    Showers

  • Monday

    Monday: Showers likely, mainly before 8am. Mostly cloudy, with a high near 67. Chance of precipitation is 60%.

    High: 67 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    Showers

Detailed Forecast

Overnight
A 40 percent chance of showers. Mostly cloudy, with a low around 68. Southwest wind around 7 mph.
Friday
Mostly sunny, with a high near 79. Northwest wind 5 to 8 mph.
Friday Night
Partly cloudy, with a low around 51. North wind 6 to 9 mph.
Saturday
Mostly sunny, with a high near 68. Northeast wind 5 to 8 mph becoming east in the afternoon.
Saturday Night
Mostly cloudy, with a low around 53. Light east wind.
Sunday
Showers likely after 2pm. Mostly cloudy, with a high near 67. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Showers. Low around 57. Chance of precipitation is 80%.
Monday
Showers likely, mainly before 8am. Mostly cloudy, with a high near 67. Chance of precipitation is 60%.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 53.
Tuesday
A 40 percent chance of showers. Mostly cloudy, with a high near 63.
Tuesday Night
Mostly cloudy, with a low around 51.
Wednesday
Partly sunny, with a high near 65. Breezy.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 51.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 66. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Stonington CT
 41.34°N 71.9°W (Elev. 10 ft)
Last Update:
1:48 am EDT Sep 18, 2026
Forecast Valid:
1am EDT Sep 18, 2026-6pm EDT Sep 24, 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