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Hazardous Weather Conditions

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Light Snow Fog/Mist

8°F

-13°C

Humidity 92%
Wind Speed W 8 mph
Barometer 29.93 in (1018.2 mb)
Dewpoint 6°F (-14°C)
Visibility 1.25 mi
Wind Chill-4°F (-20°C)
Last update 27 Jan 7:56 pm EST
Extended Forecast for

4 Miles NNW Youngsville PA

Cold Weather Advisory until January 28, 10:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory until January 28, 10:00am

    NOW until 10:00am Wed

    Cold Weather Advisory

  • Tonight

    Low: -2 °F

    Snow Showers
    Likely then
    Chance Snow
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 11. Wind chill values as low as -15. Southwest wind 6 to 9 mph, with gusts as high as 20 mph.

    High: 11 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of snow showers. Mostly cloudy, with a low around 0. Wind chill values as low as -10. Southwest wind around 6 mph. Chance of precipitation is 20%.

    Low: 0 °F

    Slight Chance
    Snow Showers

  • Thursday

    Thursday: A slight chance of snow showers before 1pm. Partly sunny, with a high near 12. Wind chill values as low as -10. West wind 6 to 8 mph. Chance of precipitation is 20%.

    High: 12 °F

    Slight Chance
    Snow Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -8. West wind around 5 mph becoming calm in the evening.

    Low: -8 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny and cold, with a high near 9.

    High: 9 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -8.

    Low: -8 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 12.

    High: 12 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Snow showers likely, mainly before 10pm, then a chance of flurries after 1am. Mostly cloudy, with a low around -2. Wind chill values as low as -10. West wind 6 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
Partly sunny, with a high near 11. Wind chill values as low as -15. Southwest wind 6 to 9 mph, with gusts as high as 20 mph.
Wednesday Night
A slight chance of snow showers. Mostly cloudy, with a low around 0. Wind chill values as low as -10. Southwest wind around 6 mph. Chance of precipitation is 20%.
Thursday
A slight chance of snow showers before 1pm. Partly sunny, with a high near 12. Wind chill values as low as -10. West wind 6 to 8 mph. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around -8. West wind around 5 mph becoming calm in the evening.
Friday
Partly sunny and cold, with a high near 9.
Friday Night
Mostly cloudy, with a low around -8.
Saturday
Mostly cloudy, with a high near 12.
Saturday Night
Mostly cloudy, with a low around -1.
Sunday
Partly sunny, with a high near 16.
Sunday Night
Mostly cloudy, with a low around 2.
Monday
Partly sunny, with a high near 22.
Monday Night
Mostly cloudy, with a low around 9.
Tuesday
Mostly cloudy, with a high near 22.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Youngsville PA
 41.9°N 79.35°W (Elev. 1677 ft)
Last Update:
7:06 pm EST Jan 27, 2026
Forecast Valid:
8pm EST Jan 27, 2026-6pm EST Feb 3, 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