National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Two Storms Impacting the Northern U.S. Through Thanksgiving and into This Weekend

Heavy lake effect snow and gusty winds, including some local blizzard conditions, will continue into Thanksgiving Day across the Great Lakes then lingering through Friday night for Lakes Erie and Ontario. Confidence is increasing for another winter storm to develop over the northern and central Rockies Friday and track across the central Plains through the Midwest and Great Lakes this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Overcast and Breezy

30°F

-1°C

Humidity 75%
Wind Speed SW 21 G 35 mph
Barometer 29.78 in (1009.9 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 26 Nov 9:56 pm EST
Extended Forecast for

3 Miles ENE Dewittville NY

Wind Advisory November 26, 09:59pm until November 28, 01:00am
Lake Effect Snow Warning November 27, 01:00am until November 29, 01:00am
Lakeshore Flood Warning November 26, 09:59pm until November 27, 10:00am
Click here for hazard details and duration
Wind Advisory
Lake Effect Snow Warning
Lakeshore Flood Warning
  •  
    Wind Advisory November 26, 09:59pm until November 28, 01:00am
    Lakeshore Flood Warning November 26, 09:59pm until November 27, 10:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 27 °F

    Snow and
    Patchy
    Blowing Snow

  • Thanksgiving Day

    Thanksgiving Day: Snow. The snow could be heavy at times. Areas of blowing snow. High near 33. Breezy, with a west wind 22 to 24 mph, with gusts as high as 44 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    High: 33 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Thursday Night

    Thursday Night: Snow. The snow could be heavy at times. Widespread blowing snow, mainly after 1am. Low around 27. Breezy, with a west wind 22 to 24 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

    Low: 27 °F

    Heavy Snow
    and Blowing
    Snow

  • Friday

    Friday: Snow showers. The snow could be heavy at times. Areas of blowing snow. High near 32. Breezy, with a west wind 18 to 22 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    High: 32 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Friday Night

    Friday Night: Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 24. West wind 9 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.

    Low: 24 °F

    Snow Showers
    Likely

  • Saturday

    Saturday: A chance of snow showers after 1pm. Mostly cloudy, with a high near 32. West wind around 7 mph becoming south in the afternoon. Chance of precipitation is 30%.

    High: 32 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Saturday Night

    Saturday Night: Snow showers, mainly after 1am. Low around 25. Southeast wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.

    Low: 25 °F

    Chance Snow
    Showers then
    Snow Showers

  • Sunday

    Sunday: Snow showers. High near 38. South wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%.

    High: 38 °F

    Snow Showers

Detailed Forecast

Tonight
Snow showers likely, mainly between 3am and 4am, then snow after 4am. Some thunder is also possible. Patchy blowing snow after 1am. Low around 27. Breezy, with a southwest wind 22 to 25 mph, with gusts as high as 46 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 1 to 3 inches possible.
Thanksgiving Day
Snow. The snow could be heavy at times. Areas of blowing snow. High near 33. Breezy, with a west wind 22 to 24 mph, with gusts as high as 44 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Thursday Night
Snow. The snow could be heavy at times. Widespread blowing snow, mainly after 1am. Low around 27. Breezy, with a west wind 22 to 24 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
Friday
Snow showers. The snow could be heavy at times. Areas of blowing snow. High near 32. Breezy, with a west wind 18 to 22 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Friday Night
Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 24. West wind 9 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
Saturday
A chance of snow showers after 1pm. Mostly cloudy, with a high near 32. West wind around 7 mph becoming south in the afternoon. Chance of precipitation is 30%.
Saturday Night
Snow showers, mainly after 1am. Low around 25. Southeast wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.
Sunday
Snow showers. High near 38. South wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%.
Sunday Night
Snow showers likely, mainly before 1am. Cloudy, with a low around 25. Chance of precipitation is 70%.
Monday
A chance of snow showers. Mostly cloudy, with a high near 30. Chance of precipitation is 40%.
Monday Night
Snow showers likely. Mostly cloudy, with a low around 21. Chance of precipitation is 60%.
Tuesday
Snow showers likely. Mostly cloudy, with a high near 31. Chance of precipitation is 60%.
Tuesday Night
A chance of snow showers. Mostly cloudy, with a low around 17. Chance of precipitation is 40%.
Wednesday
A chance of snow showers. Partly sunny, with a high near 30. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Dewittville NY
 42.25°N 79.36°W (Elev. 1411 ft)
Last Update:
9:36 pm EST Nov 26, 2025
Forecast Valid:
9pm EST Nov 26, 2025-6pm EST Dec 3, 2025
 
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Additional Resources

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Chance of Precipitation