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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

19°F

-7°C

Humidity 92%
Wind Speed NW 17 G 25 mph
Barometer 29.96 in (1017.5 mb)
Dewpoint 17°F (-8°C)
Visibility 1.50 mi
Wind Chill4°F (-16°C)
Last update 23 Feb 5:56 pm EST
Extended Forecast for

Mayville NY

Winter Storm Warning February 23, 06:47pm until February 24, 06:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning February 23, 06:47pm until February 24, 06:00am

    NOW until 6:00am Tue

    Winter Storm Warning

  • Tonight

    Low: 8 °F

    Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 28. Wind chill values as low as -5. Northwest wind around 9 mph becoming south in the afternoon.

    High: 28 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Snow. Low around 22. South wind 8 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 22 °F

    Snow

  • Wednesday

    Wednesday: A chance of snow showers, mainly before 1pm. Mostly cloudy, with a high near 35. West wind 14 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    High: 35 °F

    Chance Snow
    Showers

  • Wednesday Night

    Wednesday Night: A chance of snow showers before 1am. Mostly cloudy, with a low around 16. West wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

    Low: 16 °F

    Chance Snow
    Showers

  • Thursday

    Thursday: A chance of snow. Partly sunny, with a high near 31. Southwest wind 5 to 7 mph becoming north in the afternoon. Chance of precipitation is 40%.

    High: 31 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A chance of snow before 1am. Mostly cloudy, with a low around 18. Northeast wind around 5 mph becoming west after midnight. Chance of precipitation is 30%.

    Low: 18 °F

    Chance Snow

  • Friday

    Friday: Mostly sunny, with a high near 38. Southwest wind 5 to 9 mph.

    High: 38 °F

    Mostly Sunny

Detailed Forecast

Tonight
Snow, mainly before 4am, then a chance of snow showers after 4am. Low around 8. Wind chill values as low as -5. Northwest wind 10 to 17 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 3 inches possible.
Tuesday
Partly sunny, with a high near 28. Wind chill values as low as -5. Northwest wind around 9 mph becoming south in the afternoon.
Tuesday Night
Snow. Low around 22. South wind 8 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Wednesday
A chance of snow showers, mainly before 1pm. Mostly cloudy, with a high near 35. West wind 14 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Wednesday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 16. West wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Thursday
A chance of snow. Partly sunny, with a high near 31. Southwest wind 5 to 7 mph becoming north in the afternoon. Chance of precipitation is 40%.
Thursday Night
A chance of snow before 1am. Mostly cloudy, with a low around 18. Northeast wind around 5 mph becoming west after midnight. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 38. Southwest wind 5 to 9 mph.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Mostly sunny, with a high near 43.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.
Sunday
A chance of snow showers. Partly sunny, with a high near 26. Chance of precipitation is 30%.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 13. Chance of precipitation is 40%.
Monday
A chance of snow showers. Partly sunny, with a high near 27. Chance of precipitation is 50%.
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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 23, 2026
Forecast Valid:
6pm EST Feb 23, 2026-6pm EST Mar 2, 2026
 
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Additional Resources

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Chance of Precipitation