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Hazardous Weather Conditions

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Overcast

29°F

-2°C

Humidity 96%
Wind Speed W 8 mph
Barometer 29.98 in (1017.7 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 21 Feb 11:56 am EST
Extended Forecast for

3 Miles ESE Youngsville PA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 38. West wind 5 to 7 mph.

    High: 38 °F

    Mostly Cloudy

  • Tonight

    Tonight: A chance of snow, mainly between 3am and 5am. Mostly cloudy, with a low around 27. Calm wind. Chance of precipitation is 30%.

    Low: 27 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow, mainly after 7am. High near 34. Light and variable wind. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 34 °F

    Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly after 1am. Mostly cloudy, with a low around 26. Light northwest wind. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 26 °F

    Snow Likely

  • Monday

    Monday: A chance of snow showers. Mostly cloudy, with a high near 33. Northwest wind 6 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: A chance of snow showers before 1am. Mostly cloudy, with a low around 11. Chance of precipitation is 30%.

    Low: 11 °F

    Chance Snow
    Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow showers. Mostly cloudy, with a low around 19. Chance of precipitation is 40%.

    Low: 19 °F

    Chance Snow
    Showers

  • Wednesday

    Wednesday: Snow showers likely before 1pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 40. Chance of precipitation is 60%.

    High: 40 °F

    Snow Showers
    Likely then
    Rain/Snow
    Likely

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 38. West wind 5 to 7 mph.
Tonight
A chance of snow, mainly between 3am and 5am. Mostly cloudy, with a low around 27. Calm wind. Chance of precipitation is 30%.
Sunday
Snow, mainly after 7am. High near 34. Light and variable wind. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Sunday Night
Snow likely, mainly after 1am. Mostly cloudy, with a low around 26. Light northwest wind. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Monday
A chance of snow showers. Mostly cloudy, with a high near 33. Northwest wind 6 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Monday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 11. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 27.
Tuesday Night
A chance of snow showers. Mostly cloudy, with a low around 19. Chance of precipitation is 40%.
Wednesday
Snow showers likely before 1pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 40. Chance of precipitation is 60%.
Wednesday Night
Rain and snow showers likely. Mostly cloudy, with a low around 27. Chance of precipitation is 70%.
Thursday
A chance of rain and snow showers. Mostly cloudy, with a high near 39. Chance of precipitation is 40%.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around 21. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Youngsville PA
 41.85°N 79.27°W (Elev. 1339 ft)
Last Update:
7:06 am EST Feb 21, 2026
Forecast Valid:
12pm EST Feb 21, 2026-6pm EST Feb 27, 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