National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Light Rain Fog

45°F

7°C

Humidity 100%
Wind Speed SW 5 mph
Barometer 29.71 in (1007.2 mb)
Dewpoint 45°F (7°C)
Visibility 0.25 mi
Wind Chill42°F (6°C)
Last update 18 Feb 6:56 pm EST
Extended Forecast for

3 Miles ENE Dewittville NY

  • Tonight

    Tonight: A slight chance of showers before 8pm. Patchy dense fog. Otherwise, cloudy, with a low around 34. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    Showers and
    Patchy Dense
    Fog

  • Thursday

    Thursday: A chance of showers after 1pm. Mostly cloudy, with a high near 49. Southeast wind 3 to 7 mph. Chance of precipitation is 30%.

    High: 49 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Rain likely, mainly after 1am. Mostly cloudy, with a low around 37. Southeast wind 7 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Chance Rain
    then Rain
    Likely

  • Friday

    Friday: Rain. High near 49. Southeast wind around 14 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Rain

  • Friday Night

    Friday Night: Snow likely, possibly mixed with rain, becoming all snow after 10pm. Mostly cloudy, with a low around 29. West wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 29 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Saturday

    Saturday: A chance of snow. Mostly cloudy, with a high near 35. West wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 35 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A chance of snow after 1am. Mostly cloudy, with a low around 25. Southwest wind around 6 mph. Chance of precipitation is 40%.

    Low: 25 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow likely. Mostly cloudy, with a high near 33. Southwest wind 6 to 8 mph becoming northwest in the afternoon. Chance of precipitation is 70%.

    High: 33 °F

    Snow Likely

  • Sunday Night

    Sunday Night: A chance of snow. Mostly cloudy, with a low around 22. Chance of precipitation is 50%.

    Low: 22 °F

    Chance Snow

Detailed Forecast

Tonight
A slight chance of showers before 8pm. Patchy dense fog. Otherwise, cloudy, with a low around 34. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Thursday
A chance of showers after 1pm. Mostly cloudy, with a high near 49. Southeast wind 3 to 7 mph. Chance of precipitation is 30%.
Thursday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 37. Southeast wind 7 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain. High near 49. Southeast wind around 14 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Snow likely, possibly mixed with rain, becoming all snow after 10pm. Mostly cloudy, with a low around 29. West wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of snow. Mostly cloudy, with a high near 35. West wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Saturday Night
A chance of snow after 1am. Mostly cloudy, with a low around 25. Southwest wind around 6 mph. Chance of precipitation is 40%.
Sunday
Snow likely. Mostly cloudy, with a high near 33. Southwest wind 6 to 8 mph becoming northwest in the afternoon. Chance of precipitation is 70%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 22. Chance of precipitation is 50%.
Monday
A chance of snow. Mostly cloudy, with a high near 29. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 12.
Tuesday
Partly sunny, with a high near 27.
Tuesday Night
Mostly cloudy, with a low around 19.
Wednesday
A chance of rain and snow. Partly sunny, with a high near 38. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Dewittville NY
 42.25°N 79.36°W (Elev. 1411 ft)
Last Update:
6:37 pm EST Feb 18, 2026
Forecast Valid:
7pm EST Feb 18, 2026-6pm EST Feb 25, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation