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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Charlestown RI

  • Overnight

    Overnight: Patchy fog before 2am. Otherwise, mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Patchy Fog

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 48. Calm wind becoming southeast 5 to 7 mph in the afternoon.

    High: 48 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of rain, with thunderstorms also possible after 10pm. Cloudy, with a low around 46. South wind 7 to 9 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    Low: 46 °F

    Chance Rain

  • Thursday

    Thursday: Rain. High near 47. Northwest wind 9 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Rain

  • Thursday Night

    Thursday Night: A chance of rain before 7pm, then a slight chance of snow between 7pm and 8pm. Partly cloudy, with a low around 28. West wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 28 °F

    Chance
    Rain/Snow
    then Mostly
    Clear

  • Friday

    Friday: Mostly sunny, with a high near 44. West wind 5 to 11 mph becoming south in the afternoon. Winds could gust as high as 21 mph.

    High: 44 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of rain between 11pm and 3am. Mostly cloudy, with a low around 34. South wind around 11 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.

    Low: 34 °F

    Chance Rain

  • Saturday

    Saturday: Sunny, with a high near 47. West wind 10 to 14 mph, with gusts as high as 26 mph.

    High: 47 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 29. West wind 5 to 7 mph.

    Low: 29 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog before 2am. Otherwise, mostly cloudy, with a low around 38. Calm wind.
Wednesday
Mostly cloudy, with a high near 48. Calm wind becoming southeast 5 to 7 mph in the afternoon.
Wednesday Night
A chance of rain, with thunderstorms also possible after 10pm. Cloudy, with a low around 46. South wind 7 to 9 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Thursday
Rain. High near 47. Northwest wind 9 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A chance of rain before 7pm, then a slight chance of snow between 7pm and 8pm. Partly cloudy, with a low around 28. West wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday
Mostly sunny, with a high near 44. West wind 5 to 11 mph becoming south in the afternoon. Winds could gust as high as 21 mph.
Friday Night
A chance of rain between 11pm and 3am. Mostly cloudy, with a low around 34. South wind around 11 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 47. West wind 10 to 14 mph, with gusts as high as 26 mph.
Saturday Night
Partly cloudy, with a low around 29. West wind 5 to 7 mph.
Sunday
Mostly cloudy, with a high near 48. Northeast wind 5 to 9 mph becoming southeast in the afternoon.
Sunday Night
Rain likely. Cloudy, with a low around 39. Southeast wind 9 to 13 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Monday
Rain. High near 53. Southwest wind 14 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 90%.
Monday Night
Rain likely. Mostly cloudy, with a low around 26. Northwest wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 37. West wind around 9 mph, with gusts as high as 20 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:
10:45 pm EDT Mar 10, 2026
Forecast Valid:
12am EDT Mar 11, 2026-6pm EDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation