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

26°F

-3°C

Humidity 100%
Wind Speed NW 7 mph
Barometer 29.88 in (1014.5 mb)
Dewpoint 26°F (-3°C)
Visibility 0.75 mi
Wind Chill18°F (-8°C)
Last update 22 Feb 11:56 pm EST
Extended Forecast for

3 Miles WSW Sinclairville NY

Winter Storm Warning February 23, 12:32am until February 24, 06:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning February 23, 12:32am until February 24, 06:00am

    NOW until 6:00am Tue

    Winter Storm Warning

  • Overnight

    Low: 25 °F

    Snow

  • Monday

    Monday: Snow. High near 28. North wind 11 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 28 °F

    Snow

  • Monday Night

    Monday Night: Snow. Low around 8. Wind chill values as low as -5. Northwest wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 8 °F

    Snow

  • Tuesday

    Tuesday: A slight chance of snow showers before 1pm. Partly sunny, with a high near 27. Wind chill values as low as -5. West wind 6 to 9 mph. Chance of precipitation is 20%.

    High: 27 °F

    Slight Chance
    Snow Showers

  • Tuesday Night

    Tuesday Night: Snow. Low around 20. South wind 5 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.

    Low: 20 °F

    Snow

  • Wednesday

    Wednesday: Snow likely before 1pm, then a chance of snow showers after 1pm. Mostly cloudy, with a high near 35. West wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.

    High: 35 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: A chance of snow showers after 1am. Mostly cloudy, with a low around 19. West wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 19 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Thursday

    Thursday: Snow likely. Mostly cloudy, with a high near 35. East wind 5 to 8 mph. Chance of precipitation is 60%.

    High: 35 °F

    Snow Likely

Detailed Forecast

Overnight
Snow. Low around 25. Northwest wind 7 to 9 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 3 inches possible.
Monday
Snow. High near 28. North wind 11 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Monday Night
Snow. Low around 8. Wind chill values as low as -5. Northwest wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Tuesday
A slight chance of snow showers before 1pm. Partly sunny, with a high near 27. Wind chill values as low as -5. West wind 6 to 9 mph. Chance of precipitation is 20%.
Tuesday Night
Snow. Low around 20. South wind 5 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.
Wednesday
Snow likely before 1pm, then a chance of snow showers after 1pm. Mostly cloudy, with a high near 35. West wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.
Wednesday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 19. West wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Thursday
Snow likely. Mostly cloudy, with a high near 35. East wind 5 to 8 mph. Chance of precipitation is 60%.
Thursday Night
A chance of snow before 1am. Mostly cloudy, with a low around 18. Chance of precipitation is 40%.
Friday
Partly sunny, with a high near 34.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Mostly sunny, with a high near 44.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 20. Chance of precipitation is 40%.
Sunday
Partly sunny, with a high near 29.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Sinclairville NY
 42.25°N 79.33°W (Elev. 1407 ft)
Last Update:
9:37 pm EST Feb 22, 2026
Forecast Valid:
12am EST Feb 23, 2026-6pm EST Mar 1, 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