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.

Fog/Mist

27°F

-3°C

Humidity 100%
Wind Speed S 12 mph
Barometer 30.02 in (1019.1 mb)
Dewpoint 27°F (-3°C)
Visibility 5.00 mi
Wind Chill16°F (-9°C)
Last update 28 Dec 3:56 am EST
Extended Forecast for

Mayville NY

Flood Watch December 28, 01:00pm until December 29, 04:00pm
Winter Storm Warning December 29, 01:00pm until January 2, 01:00am
High Wind Warning December 29, 04:00am until December 30, 01:00am
Lakeshore Flood Warning December 29, 05:00am until December 29, 10:00pm
Click here for hazard details and duration
Flood Watch
Winter Storm Warning
High Wind Warning
Lakeshore Flood Warning

  • Today

    Today: Rain, mainly after 10am. High near 47. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 47 °F

    Rain Likely
    then Rain

  • Tonight

    Tonight: Rain and possibly a thunderstorm before 4am, then rain likely. Low around 33. Breezy, with a south wind 10 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 33 °F

    Rain and
    Breezy

  • Monday

    Monday: Rain and snow showers likely before 10am, then snow showers. Patchy blowing snow after 1pm. Temperature falling to around 25 by 3pm. Windy, with a southwest wind 24 to 30 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    High: 39 °F⇓

    Rain/Snow and
    Patchy
    Blowing Snow

  • Monday Night

    Monday Night: Snow showers. The snow could be heavy at times. Widespread blowing snow, mainly before 5am. Low around 19. Breezy, with a west wind 25 to 28 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 19 °F

    Heavy Snow
    and Blowing
    Snow

  • Tuesday

    Tuesday: Snow showers. Areas of blowing snow before 4pm. High near 25. Breezy, with a west wind 17 to 23 mph, with gusts as high as 41 mph. Chance of precipitation is 90%.

    High: 25 °F

    Snow Showers
    and Areas
    Blowing Snow

  • Tuesday Night

    Tuesday Night: Snow showers. Low around 20. West wind around 15 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.

    Low: 20 °F

    Snow Showers

  • Wednesday

    Wednesday: Snow showers. High near 27. West wind 14 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    High: 27 °F

    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow showers. Low around 16. West wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.

    Low: 16 °F

    Snow Showers

  • New Year's Day

    New Year's Day: Snow showers likely. Mostly cloudy, with a high near 22. Chance of precipitation is 70%.

    High: 22 °F

    Snow Showers
    Likely

Detailed Forecast

Today
Rain, mainly after 10am. High near 47. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tonight
Rain and possibly a thunderstorm before 4am, then rain likely. Low around 33. Breezy, with a south wind 10 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Monday
Rain and snow showers likely before 10am, then snow showers. Patchy blowing snow after 1pm. Temperature falling to around 25 by 3pm. Windy, with a southwest wind 24 to 30 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Monday Night
Snow showers. The snow could be heavy at times. Widespread blowing snow, mainly before 5am. Low around 19. Breezy, with a west wind 25 to 28 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Tuesday
Snow showers. Areas of blowing snow before 4pm. High near 25. Breezy, with a west wind 17 to 23 mph, with gusts as high as 41 mph. Chance of precipitation is 90%.
Tuesday Night
Snow showers. Low around 20. West wind around 15 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.
Wednesday
Snow showers. High near 27. West wind 14 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Wednesday Night
Snow showers. Low around 16. West wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.
New Year's Day
Snow showers likely. Mostly cloudy, with a high near 22. Chance of precipitation is 70%.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around 12. Chance of precipitation is 40%.
Friday
A chance of snow showers. Mostly cloudy, with a high near 23. Chance of precipitation is 30%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 16. Chance of precipitation is 30%.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 30. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mayville NY
 42.24°N 79.51°W (Elev. 1365 ft)
Last Update:
3:36 am EST Dec 28, 2025
Forecast Valid:
4am EST Dec 28, 2025-6pm EST Jan 3, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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