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

25°F

-4°C

Humidity 72%
Wind Speed Calm
Barometer 30.41 in (1029.8 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 18 Mar 10:53 pm EDT
Extended Forecast for

Charlestown RI

  • Tonight

    Tonight: Mostly clear, with a low around 24. Calm wind.

    Low: 24 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 40. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 40 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 30. Light south wind.

    Low: 30 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 47. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 47 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Rain likely, mainly after 3am. Mostly cloudy, with a low around 36. Southwest wind around 7 mph. Chance of precipitation is 60%.

    Low: 36 °F

    Rain Likely

  • Saturday

    Saturday: Rain likely, mainly before 11am. Partly sunny, with a high near 50. Southwest wind 7 to 10 mph. Chance of precipitation is 60%.

    High: 50 °F

    Rain Likely
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 37. Southwest wind around 6 mph.

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain after 1pm. Partly sunny, with a high near 51. Southwest wind 7 to 10 mph. Chance of precipitation is 30%.

    High: 51 °F

    Partly Sunny
    then Chance
    Rain

  • Sunday Night

    Sunday Night: A chance of rain before 2am, then a chance of snow. Mostly cloudy, with a low around 33. Northwest wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 33 °F

    Chance Rain
    then Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 24. Calm wind.
Thursday
Mostly sunny, with a high near 40. Calm wind becoming southeast around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 30. Light south wind.
Friday
Mostly sunny, with a high near 47. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Friday Night
Rain likely, mainly after 3am. Mostly cloudy, with a low around 36. Southwest wind around 7 mph. Chance of precipitation is 60%.
Saturday
Rain likely, mainly before 11am. Partly sunny, with a high near 50. Southwest wind 7 to 10 mph. Chance of precipitation is 60%.
Saturday Night
Mostly cloudy, with a low around 37. Southwest wind around 6 mph.
Sunday
A chance of rain after 1pm. Partly sunny, with a high near 51. Southwest wind 7 to 10 mph. Chance of precipitation is 30%.
Sunday Night
A chance of rain before 2am, then a chance of snow. Mostly cloudy, with a low around 33. Northwest wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 44. North wind around 10 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 26. North wind around 7 mph.
Tuesday
Mostly sunny, with a high near 40. Northeast wind 6 to 9 mph becoming south in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 28. West wind around 7 mph.
Wednesday
Partly sunny, with a high near 46. West wind 7 to 9 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Charlestown RI
 41.39°N 71.63°W (Elev. 98 ft)
Last Update:
6:12 pm EDT Mar 18, 2026
Forecast Valid:
11pm EDT Mar 18, 2026-6pm EDT Mar 25, 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