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

Wellsville, Wellsville Municipal Airport (KELZ)

Lat: 42.11°NLon: 77.98°WElev: 2123ft.

Overcast

30°F

-1°C

Humidity 75%
Wind Speed S 9 G 16 mph
Barometer 29.57 in (1004.0 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 10 Dec 2:56 am EST
Extended Forecast for

3 Miles W Allentown NY

Winter Weather Advisory December 10, 03:22am until December 12, 04:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 10, 03:22am until December 12, 04:00am

    NOW until 4:00am Fri

    Winter Weather Advisory

  • Overnight

    Low: 23 °F

    Snow Showers
    Likely

  • Wednesday

    Wednesday: Snow, mainly before 3pm. High near 34. South wind 13 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 34 °F

    Snow then
    Snow Likely

  • Wednesday Night

    Wednesday Night: Snow before midnight, then a chance of snow showers after 2am. Low around 15. Northwest wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    Low: 15 °F

    Snow then
    Chance Snow
    Showers

  • Thursday

    Thursday: Snow showers likely. Mostly cloudy, with a high near 23. West wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    High: 23 °F

    Snow Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of snow showers. Mostly cloudy, with a low around 17. West wind 10 to 16 mph. Chance of precipitation is 50%.

    Low: 17 °F

    Chance Snow
    Showers

  • Friday

    Friday: A slight chance of snow showers after 1pm. Mostly cloudy, with a high near 25. West wind 7 to 9 mph. Chance of precipitation is 20%.

    High: 25 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Friday Night

    Friday Night: A chance of snow showers. Mostly cloudy, with a low around 14. South wind 6 to 9 mph. Chance of precipitation is 50%.

    Low: 14 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: A chance of snow showers. Mostly cloudy, with a high near 26. West wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.

    High: 26 °F

    Chance Snow
    Showers

Detailed Forecast

Overnight
Snow showers likely, mainly after 4am. Cloudy, with a low around 23. South wind around 13 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 1 to 2 inches possible.
Wednesday
Snow, mainly before 3pm. High near 34. South wind 13 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
Snow before midnight, then a chance of snow showers after 2am. Low around 15. Northwest wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Thursday
Snow showers likely. Mostly cloudy, with a high near 23. West wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around 17. West wind 10 to 16 mph. Chance of precipitation is 50%.
Friday
A slight chance of snow showers after 1pm. Mostly cloudy, with a high near 25. West wind 7 to 9 mph. Chance of precipitation is 20%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 14. South wind 6 to 9 mph. Chance of precipitation is 50%.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 26. West wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.
Saturday Night
Snow showers likely. Cloudy, with a low around 14. Chance of precipitation is 70%.
Sunday
Snow showers likely, mainly before 1pm. Mostly cloudy, with a high near 19. Chance of precipitation is 60%.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 7. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 21.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 9. Chance of precipitation is 40%.
Tuesday
Partly sunny, with a high near 24.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Allentown NY
 42.07°N 78.09°W (Elev. 1998 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