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.

Mostly Cloudy

60°F

16°C

Humidity 86%
Wind Speed Calm
Barometer 29.89 in (1011.9 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 16 Apr 3:53 am EDT
Extended Forecast for

Charlestown RI

  • Overnight

    Overnight: A slight chance of showers and thunderstorms before 5am. Patchy fog. Otherwise, mostly cloudy, with a low around 52. Light and variable wind becoming southeast around 6 mph. Chance of precipitation is 20%.

    Low: 52 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 66. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 66 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 51. Southwest wind 5 to 7 mph.

    Low: 51 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: A slight chance of rain before 1pm, then a chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 70. West wind 3 to 6 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Chance
    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: A chance of showers before 7pm, then a slight chance of rain between 7pm and 9pm. Mostly cloudy, with a low around 48. Northeast wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 48 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 58. Northeast wind around 7 mph.

    High: 58 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 45. Light south wind.

    Low: 45 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 11am. Cloudy, with a high near 56. South wind 6 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

    High: 56 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers before 2am. Mostly cloudy, with a low around 34. West wind around 8 mph. Chance of precipitation is 50%.

    Low: 34 °F

    Chance
    Showers

Detailed Forecast

Overnight
A slight chance of showers and thunderstorms before 5am. Patchy fog. Otherwise, mostly cloudy, with a low around 52. Light and variable wind becoming southeast around 6 mph. Chance of precipitation is 20%.
Thursday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 66. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Thursday Night
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 51. Southwest wind 5 to 7 mph.
Friday
A slight chance of rain before 1pm, then a chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 70. West wind 3 to 6 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers before 7pm, then a slight chance of rain between 7pm and 9pm. Mostly cloudy, with a low around 48. Northeast wind 3 to 5 mph. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 58. Northeast wind around 7 mph.
Saturday Night
Mostly cloudy, with a low around 45. Light south wind.
Sunday
Showers likely, mainly after 11am. Cloudy, with a high near 56. South wind 6 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.
Sunday Night
A chance of showers before 2am. Mostly cloudy, with a low around 34. West wind around 8 mph. Chance of precipitation is 50%.
Monday
Mostly sunny, with a high near 47. Northwest wind 9 to 13 mph.
Monday Night
Mostly clear, with a low around 30. Northwest wind around 7 mph.
Tuesday
Sunny, with a high near 49. Northwest wind 6 to 10 mph becoming southwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 39. Southwest wind around 8 mph.
Wednesday
Partly sunny, with a high near 58. Southwest wind 8 to 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Charlestown RI
 41.39°N 71.63°W (Elev. 98 ft)
Last Update:
2:29 am EDT Apr 16, 2026
Forecast Valid:
4am EDT Apr 16, 2026-6pm EDT Apr 22, 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