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.

Light Snow Fog/Mist

25°F

-4°C

Humidity 100%
Wind Speed N 15 mph
Barometer 29.89 in (1015.0 mb)
Dewpoint 25°F (-4°C)
Visibility 3.00 mi
Wind Chill13°F (-11°C)
Last update 23 Feb 7:56 am EST
Extended Forecast for

2 Miles NW Sinclairville NY

Winter Storm Warning February 23, 08:53am until February 24, 06:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning February 23, 08:53am until February 24, 06:00am

    NOW until 6:00am Tue

    Winter Storm Warning

  • Today

    High: 27 °F

    Snow

  • Tonight

    Tonight: Snow showers, mainly before 2am. Low around 8. Northwest wind 6 to 8 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 8 °F

    Snow Showers
    then Snow
    Showers
    Likely

  • Tuesday

    Tuesday: Partly sunny, with a high near 28. West wind around 7 mph becoming southwest in the afternoon.

    High: 28 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Snow. Low around 20. South wind 5 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 20 °F

    Snow

  • Wednesday

    Wednesday: Snow likely before 1pm, then a chance of snow showers after 1pm. Mostly cloudy, with a high near 34. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    High: 34 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: A chance of snow showers, mainly after 1am. Mostly cloudy, with a low around 15. West wind 3 to 8 mph. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    Low: 15 °F

    Chance Snow
    Showers

  • Thursday

    Thursday: A chance of snow after 1pm. Partly sunny, with a high near 33. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 40%.

    High: 33 °F

    Mostly Cloudy
    then Chance
    Snow

  • Thursday Night

    Thursday Night: A chance of snow before 1am. Mostly cloudy, with a low around 16. Light and variable wind. Chance of precipitation is 40%.

    Low: 16 °F

    Chance Snow

Detailed Forecast

Today
Snow. High near 27. North wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 4 to 8 inches possible.
Tonight
Snow showers, mainly before 2am. Low around 8. Northwest wind 6 to 8 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Tuesday
Partly sunny, with a high near 28. West wind around 7 mph becoming southwest in the afternoon.
Tuesday Night
Snow. Low around 20. South wind 5 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Wednesday
Snow likely before 1pm, then a chance of snow showers after 1pm. Mostly cloudy, with a high near 34. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Wednesday Night
A chance of snow showers, mainly after 1am. Mostly cloudy, with a low around 15. West wind 3 to 8 mph. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Thursday
A chance of snow after 1pm. Partly sunny, with a high near 33. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 40%.
Thursday Night
A chance of snow before 1am. Mostly cloudy, with a low around 16. Light and variable wind. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 36.
Friday Night
Partly cloudy, with a low around 26.
Saturday
Mostly sunny, with a high near 43.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 20. Chance of precipitation is 30%.
Sunday
A chance of snow showers. Partly sunny, with a high near 32. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Sinclairville NY
 42.29°N 79.29°W (Elev. 1362 ft)
Last Update:
6:36 am EST Feb 23, 2026
Forecast Valid:
8am EST Feb 23, 2026-6pm EST Mar 1, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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