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 Freezing Fog

13°F

-11°C

Humidity 88%
Wind Speed W 10 mph
Barometer 29.67 in (1008.1 mb)
Dewpoint 10°F (-12°C)
Visibility 0.50 mi
Wind Chill0°F (-18°C)
Last update 1 Jan 4:56 am EST
Extended Forecast for

Mayville NY

Winter Storm Warning January 1, 05:04am until January 2, 10:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning January 1, 05:04am until January 2, 10:00pm

    NOW until 10:00pm Fri

    Winter Storm Warning

  • Overnight

    Low: 13 °F

    Snow Likely

  • New Year's Day

    New Year's Day: Snow likely before 1pm, then a chance of snow showers between 1pm and 4pm, then snow likely after 4pm. Cloudy, with a high near 20. West wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

    High: 20 °F

    Snow Likely

  • Thursday Night

    Thursday Night: Occasional snow. The snow could be heavy at times. Low around 15. West wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 15 °F

    Heavy Snow

  • Friday

    Friday: Snow showers likely, mainly before 4pm. Mostly cloudy, with a high near 23. West wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

    High: 23 °F

    Snow Showers
    Likely

  • Friday Night

    Friday Night: A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 16. West wind 8 to 10 mph. Chance of precipitation is 30%.

    Low: 16 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: Mostly cloudy, with a high near 25. West wind around 7 mph.

    High: 25 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Snow showers likely, mainly after 1am. Cloudy, with a low around 18. West wind around 6 mph. Chance of precipitation is 70%.

    Low: 18 °F

    Snow Showers
    Likely

  • Sunday

    Sunday: A chance of snow showers. Mostly cloudy, with a high near 26. West wind 7 to 10 mph. Chance of precipitation is 40%.

    High: 26 °F

    Chance Snow
    Showers

Detailed Forecast

Overnight
Snow likely. Cloudy, with a low around 13. Northwest wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 3 to 7 inches possible.
New Year's Day
Snow likely before 1pm, then a chance of snow showers between 1pm and 4pm, then snow likely after 4pm. Cloudy, with a high near 20. West wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
Occasional snow. The snow could be heavy at times. Low around 15. West wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Friday
Snow showers likely, mainly before 4pm. Mostly cloudy, with a high near 23. West wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.
Friday Night
A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 16. West wind 8 to 10 mph. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 25. West wind around 7 mph.
Saturday Night
Snow showers likely, mainly after 1am. Cloudy, with a low around 18. West wind around 6 mph. Chance of precipitation is 70%.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 26. West wind 7 to 10 mph. Chance of precipitation is 40%.
Sunday Night
Mostly cloudy, with a low around 15.
Monday
Snow showers likely, mainly before 1pm. Mostly cloudy, with a high near 30. Chance of precipitation is 60%.
Monday Night
Mostly cloudy, with a low around 24.
Tuesday
Mostly cloudy, with a high near 38.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 31. Chance of precipitation is 50%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.
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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:
3:36 am EST Jan 1, 2026
Forecast Valid:
5am EST Jan 1, 2026-6pm EST Jan 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation