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

25°F

-4°C

Humidity 96%
Wind Speed NW 8 mph
Barometer 29.93 in (1016.2 mb)
Dewpoint 24°F (-4°C)
Visibility 8.00 mi
Wind Chill16°F (-9°C)
Last update 22 Feb 7:56 pm EST
Extended Forecast for

Mayville NY

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

    NOW until 6:00am Tue

    Winter Storm Warning

  • Tonight

    Low: 25 °F

    Snow

  • Monday

    Monday: Snow. High near 28. Northwest wind 13 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    High: 28 °F

    Snow

  • Monday Night

    Monday Night: Snow. Low around 7. Wind chill values as low as -5. Northwest wind 11 to 15 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 7 °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 6 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.

    Low: 20 °F

    Snow

  • Wednesday

    Wednesday: Snow likely before 1pm, then a slight chance of snow showers after 1pm. Mostly cloudy, with a high near 35. Southwest wind 11 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.

    High: 35 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: A chance of snow showers after 1am. Mostly cloudy, with a low around 18. West wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    Low: 18 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Thursday

    Thursday: Snow likely. Mostly cloudy, with a high near 34. South wind 6 to 9 mph becoming east in the afternoon. Chance of precipitation is 60%.

    High: 34 °F

    Snow Likely

Detailed Forecast

Tonight
A chance of snow showers before 9pm, then snow, mainly after 9pm. Low around 25. Northwest wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 2 to 4 inches possible.
Monday
Snow. High near 28. Northwest wind 13 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.
Monday Night
Snow. Low around 7. Wind chill values as low as -5. Northwest wind 11 to 15 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 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 6 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.
Wednesday
Snow likely before 1pm, then a slight chance of snow showers after 1pm. Mostly cloudy, with a high near 35. Southwest wind 11 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.
Wednesday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 18. West wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Thursday
Snow likely. Mostly cloudy, with a high near 34. South wind 6 to 9 mph becoming east in the afternoon. 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
Mostly 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 28.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mayville NY
 42.24°N 79.51°W (Elev. 1365 ft)
Last Update:
6:36 pm EST Feb 22, 2026
Forecast Valid:
8pm EST Feb 22, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation