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

Hazardous Weather Conditions

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Fair

11°F

-12°C

Humidity 70%
Wind Speed S 6 mph
Barometer 29.82 in (1013.4 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill1°F (-17°C)
Last update 18 Jan 10:56 pm EST
Extended Forecast for

3 Miles ESE Youngsville PA

Cold Weather Advisory January 19, 09:00pm until January 20, 11:00am
Click here for hazard details and duration
Cold Weather Advisory

  • Tonight

    Tonight: Snow showers likely, mainly after 4am. Mostly cloudy, with a low around 13. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.

    Low: 13 °F

    Snow Showers
    Likely

  • M.L.King Day

    M.L.King Day: Snow showers likely, mainly between noon and 4pm. Mostly cloudy, with a high near 24. Wind chill values as low as zero. West wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    High: 24 °F

    Snow Showers
    Likely

  • Monday Night

    Monday Night: A chance of snow showers, mainly between 7pm and 1am. Mostly cloudy, with a low around 3. Wind chill values as low as -10. West wind 8 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 40%.

    Low: 3 °F

    Chance Snow
    Showers

  • Tuesday

    Tuesday: A chance of snow showers before 1pm. Partly sunny, with a high near 13. Wind chill values as low as -10. West wind 7 to 10 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.

    High: 13 °F

    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 5. South wind 3 to 6 mph.

    Low: 5 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 33. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 33 °F

    Chance Snow
    Showers then
    Snow Showers
    Likely

  • Wednesday Night

    Wednesday Night: Snow showers likely. Mostly cloudy, with a low around 19. Chance of precipitation is 70%.

    Low: 19 °F

    Snow Showers
    Likely

  • Thursday

    Thursday: A chance of snow showers. Mostly cloudy, with a high near 25. Chance of precipitation is 50%.

    High: 25 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 7.

    Low: 7 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Snow showers likely, mainly after 4am. Mostly cloudy, with a low around 13. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.
M.L.King Day
Snow showers likely, mainly between noon and 4pm. Mostly cloudy, with a high near 24. Wind chill values as low as zero. West wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Monday Night
A chance of snow showers, mainly between 7pm and 1am. Mostly cloudy, with a low around 3. Wind chill values as low as -10. West wind 8 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 40%.
Tuesday
A chance of snow showers before 1pm. Partly sunny, with a high near 13. Wind chill values as low as -10. West wind 7 to 10 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 5. South wind 3 to 6 mph.
Wednesday
Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 33. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
Snow showers likely. Mostly cloudy, with a low around 19. Chance of precipitation is 70%.
Thursday
A chance of snow showers. Mostly cloudy, with a high near 25. Chance of precipitation is 50%.
Thursday Night
Mostly cloudy, with a low around 7.
Friday
Mostly cloudy, with a high near 20.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 8. Chance of precipitation is 30%.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 19. Chance of precipitation is 30%.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 2. Chance of precipitation is 30%.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 14. Chance of precipitation is 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:
10:59 pm EST Jan 18, 2026
Forecast Valid:
11pm EST Jan 18, 2026-6pm EST Jan 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation