Heavy Rain in the Southeast; Wintry Mix from the Plains through the Ohio Valley

A storm system will bring a number impacts to the central and eastern US. Heavy rain and thunderstorms are expected in the Gulf Coast and Deep South. Further north, a wintry mix may produce a glaze of ice from the Ozarks/Mid-South east through the Ohio Valley. Accumulating snow is expected from the central Plains east into the Upper Ohio Valley/Lower Great Lakes. Read More >

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Overcast

22°F

-6°C

Humidity 78%
Wind Speed N 3 mph
Barometer 30.36 in (1031.0 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 1 Dec 7:56 am EST
Extended Forecast for

3 Miles WSW Sinclairville NY

Winter Weather Advisory December 2, 01:00am until December 2, 07:00pm
Click here for hazard details and duration
Winter Weather Advisory
  • Today

    Today: Partly sunny, with a high near 29. North wind around 6 mph becoming calm  in the afternoon.

    High: 29 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of snow showers between 10pm and 2am, then snow after 2am. The snow could be heavy at times.  Low around 20. Light southeast wind.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 20 °F

    Slight Chance
    Snow Showers
    then Heavy
    Snow

  • Tuesday

    Tuesday: Snow before 1pm, then a chance of snow showers after 1pm. The snow could be heavy at times.  High near 32. Calm wind becoming north around 6 mph in the afternoon.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 32 °F

    Heavy Snow

  • Tuesday Night

    Tuesday Night: A chance of snow showers, mainly after 1am.  Mostly cloudy, with a low around 21. North wind around 5 mph becoming calm.  Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Chance Snow
    Showers

  • Wednesday

    Wednesday: A slight chance of snow showers.  Mostly cloudy, with a high near 31. Southwest wind 7 to 13 mph, with gusts as high as 23 mph.  Chance of precipitation is 20%.

    High: 31 °F

    Slight Chance
    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow showers, mainly after 1am.  Low around 21. Southwest wind around 10 mph, with gusts as high as 21 mph.  Chance of precipitation is 90%.

    Low: 21 °F

    Chance Snow
    Showers then
    Snow Showers

  • Thursday

    Thursday: Snow showers likely, mainly before 1pm.  Mostly cloudy, with a high near 27. West wind 10 to 13 mph.  Chance of precipitation is 70%.

    High: 27 °F

    Snow Showers
    Likely

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 8. Northwest wind around 6 mph becoming south after midnight.

    Low: 8 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of snow showers after 1pm.  Partly sunny, with a high near 28. Chance of precipitation is 30%.

    High: 28 °F

    Partly Sunny
    then Chance
    Snow Showers

Detailed Forecast

Today
Partly sunny, with a high near 29. North wind around 6 mph becoming calm in the afternoon.
Tonight
A chance of snow showers between 10pm and 2am, then snow after 2am. The snow could be heavy at times. Low around 20. Light southeast wind. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Tuesday
Snow before 1pm, then a chance of snow showers after 1pm. The snow could be heavy at times. High near 32. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
A chance of snow showers, mainly after 1am. Mostly cloudy, with a low around 21. North wind around 5 mph becoming calm. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Wednesday
A slight chance of snow showers. Mostly cloudy, with a high near 31. Southwest wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Wednesday Night
Snow showers, mainly after 1am. Low around 21. Southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 90%.
Thursday
Snow showers likely, mainly before 1pm. Mostly cloudy, with a high near 27. West wind 10 to 13 mph. Chance of precipitation is 70%.
Thursday Night
Mostly cloudy, with a low around 8. Northwest wind around 6 mph becoming south after midnight.
Friday
A chance of snow showers after 1pm. Partly sunny, with a high near 28. Chance of precipitation is 30%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 19. Chance of precipitation is 50%.
Saturday
Snow showers likely. Mostly cloudy, with a high near 34. Chance of precipitation is 60%.
Saturday Night
Snow showers likely. Cloudy, with a low around 25. Chance of precipitation is 60%.
Sunday
Snow showers likely. Mostly cloudy, with a high near 34. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Sinclairville NY
 42.25°N 79.33°W (Elev. 1407 ft)
7:40 am EST Dec 1, 2025
8am EST Dec 1, 2025-6pm EST Dec 7, 2025
 
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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