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 92%
Wind Speed NW 10 mph
Barometer 29.94 in (1016.4 mb)
Dewpoint 24°F (-4°C)
Visibility 4.00 mi
Wind Chill16°F (-9°C)
Last update 22 Feb 6:56 pm EST
Extended Forecast for

2 Miles ENE 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: 24 °F

    Snow

  • Monday

    Monday: Snow. High near 28. North 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 10 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 34. Southwest wind 13 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.

    High: 34 °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 24. 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. North 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 10 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 34. Southwest wind 13 to 16 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 24.
Saturday
Mostly sunny, with a high near 44.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 19. Chance of precipitation is 40%.
Sunday
Partly sunny, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Mayville NY
 42.26°N 79.47°W (Elev. 1348 ft)
Last Update:
6:36 pm EST Feb 22, 2026
Forecast Valid:
7pm EST Feb 22, 2026-6pm EST Mar 1, 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