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

Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Hazardous Weather Conditions

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Light Snow Fog/Mist

29°F

-2°C

Humidity 92%
Wind Speed S 14 mph
Barometer 29.55 in (1003.2 mb)
Dewpoint 27°F (-3°C)
Visibility 3.00 mi
Wind Chill18°F (-8°C)
Last update 10 Dec 2:56 am EST
Extended Forecast for

3 Miles ENE Bemus Point NY

Winter Weather Advisory December 10, 03:39am until December 12, 04:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 10, 03:39am until December 12, 04:00am

    NOW until 4:00am Fri

    Winter Weather Advisory

  • Overnight

    Low: 26 °F

    Snow

  • Wednesday

    Wednesday: Snow before 1pm, then snow, possibly mixed with rain. High near 36. South wind 14 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 36 °F

    Snow then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow before midnight, then snow showers, mainly after midnight. The snow could be heavy at times. Low around 19. Northwest wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 19 °F

    Heavy Snow

  • Thursday

    Thursday: Snow showers. Patchy blowing snow between noon and 4pm. High near 26. Breezy, with a west wind 16 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 26 °F

    Snow Showers
    and Patchy
    Blowing Snow

  • Thursday Night

    Thursday Night: Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 20. West wind 10 to 15 mph. Chance of precipitation is 70%.

    Low: 20 °F

    Snow Showers
    Likely

  • Friday

    Friday: A chance of snow showers. Mostly cloudy, with a high near 27. Southwest wind around 10 mph. Chance of precipitation is 40%.

    High: 27 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: Snow showers, mainly after 1am. Low around 16. South wind 7 to 10 mph. Chance of precipitation is 80%.

    Low: 16 °F

    Chance Snow
    Showers then
    Snow Showers

  • Saturday

    Saturday: Snow showers. High near 26. West wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    High: 26 °F

    Snow Showers

Detailed Forecast

Overnight
Snow. Low around 26. South wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 3 inches possible.
Wednesday
Snow before 1pm, then snow, possibly mixed with rain. High near 36. South wind 14 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
Snow before midnight, then snow showers, mainly after midnight. The snow could be heavy at times. Low around 19. Northwest wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow showers. Patchy blowing snow between noon and 4pm. High near 26. Breezy, with a west wind 16 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 20. West wind 10 to 15 mph. Chance of precipitation is 70%.
Friday
A chance of snow showers. Mostly cloudy, with a high near 27. Southwest wind around 10 mph. Chance of precipitation is 40%.
Friday Night
Snow showers, mainly after 1am. Low around 16. South wind 7 to 10 mph. Chance of precipitation is 80%.
Saturday
Snow showers. High near 26. West wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Saturday Night
Snow showers. Low around 16. Chance of precipitation is 90%.
Sunday
Snow showers likely, mainly before 1pm. Mostly cloudy, with a high near 20. Chance of precipitation is 70%.
Sunday Night
Snow showers likely. Mostly cloudy, with a low around 10. Chance of precipitation is 60%.
Monday
A chance of snow showers. Mostly cloudy, with a high near 23. Chance of precipitation is 40%.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 12. Chance of precipitation is 50%.
Tuesday
A chance of snow showers. Mostly cloudy, with a high near 26. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Bemus Point NY
 42.18°N 79.34°W (Elev. 1791 ft)
Last Update:
12:36 am EST Dec 10, 2025
Forecast Valid:
3am EST Dec 10, 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