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

Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Hazardous Weather Conditions

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Overcast

23°F

-5°C

Humidity 81%
Wind Speed S 13 mph
Barometer 29.71 in (1009.8 mb)
Dewpoint 18°F (-8°C)
Visibility 9.00 mi
Wind Chill11°F (-12°C)
Last update 9 Dec 3:56 pm EST
Extended Forecast for

3 Miles ENE Dewittville NY

Winter Weather Advisory December 10, 01:00am until December 12, 04:00am
Click here for hazard details and duration
Winter Weather Advisory

  • This Afternoon

    This Afternoon: A chance of snow showers, mainly before 5pm. Cloudy, with a high near 30. South wind around 17 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. Total daytime snow accumulation of less than one inch possible.

    High: 30 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: Snow showers likely, mainly between 2am and 3am, then snow after 3am. Low around 27. Southwest wind 13 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 27 °F

    Cloudy then
    Snow

  • Wednesday

    Wednesday: Snow showers, possibly mixed with rain, mainly after 2pm. High near 36. South wind around 15 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 36 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow. Low around 20. Northwest wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 20 °F

    Snow

  • Thursday

    Thursday: Snow showers. Patchy blowing snow after 1pm. High near 27. Breezy, with a west wind 16 to 20 mph. Chance of precipitation is 80%.

    High: 27 °F

    Snow Showers
    and Patchy
    Blowing Snow

  • Thursday Night

    Thursday Night: Snow showers, mainly before 1am. Low around 21. West wind 9 to 16 mph. Chance of precipitation is 80%.

    Low: 21 °F

    Snow Showers

  • Friday

    Friday: A chance of snow showers. Mostly cloudy, with a high near 29. West wind around 9 mph. Chance of precipitation is 40%.

    High: 29 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: Snow showers, mainly after 1am. Low around 17. South wind 6 to 10 mph. Chance of precipitation is 80%.

    Low: 17 °F

    Chance Snow
    Showers then
    Snow Showers

  • Saturday

    Saturday: Snow showers. High near 29. Chance of precipitation is 80%.

    High: 29 °F

    Snow Showers

Detailed Forecast

This Afternoon
A chance of snow showers, mainly before 5pm. Cloudy, with a high near 30. South wind around 17 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow showers likely, mainly between 2am and 3am, then snow after 3am. Low around 27. Southwest wind 13 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Wednesday
Snow showers, possibly mixed with rain, mainly after 2pm. High near 36. South wind around 15 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Snow. Low around 20. Northwest wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow showers. Patchy blowing snow after 1pm. High near 27. Breezy, with a west wind 16 to 20 mph. Chance of precipitation is 80%.
Thursday Night
Snow showers, mainly before 1am. Low around 21. West wind 9 to 16 mph. Chance of precipitation is 80%.
Friday
A chance of snow showers. Mostly cloudy, with a high near 29. West wind around 9 mph. Chance of precipitation is 40%.
Friday Night
Snow showers, mainly after 1am. Low around 17. South wind 6 to 10 mph. Chance of precipitation is 80%.
Saturday
Snow showers. High near 29. Chance of precipitation is 80%.
Saturday Night
Snow showers. Low around 16. Chance of precipitation is 80%.
Sunday
Snow showers likely. Mostly cloudy, with a high near 22. Chance of precipitation is 70%.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 11. Chance of precipitation is 50%.
Monday
A chance of snow showers. Mostly cloudy, with a high near 25. Chance of precipitation is 40%.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 13. Chance of precipitation is 50%.
Tuesday
A chance of snow showers. Mostly cloudy, with a high near 28.
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Forecast Area
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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:
3:36 pm EST Dec 9, 2025
Forecast Valid:
4pm EST Dec 9, 2025-6pm EST Dec 16, 2025
 
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