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

Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Current conditions at

Cattaraugus County-Olean Airport (KOLE)

Lat: 42.24°NLon: 78.37°WElev: 2135ft.

Overcast

27°F

-3°C

Humidity 100%
Wind Speed Calm
Barometer 29.90 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 6 Dec 8:35 pm EST
Extended Forecast for

4 Miles SW Allegany NY

  • Tonight

    Tonight: Patchy snow showers and freezing rain before 10pm, then a slight chance of snow showers after 5am. Mostly cloudy, with a low around 20. Southwest wind 3 to 6 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 20 °F

    Patchy Wintry
    Mix then
    Mostly Cloudy

  • Sunday

    Sunday: Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 31. Light south wind becoming southwest 5 to 9 mph in the morning. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 31 °F

    Chance Snow
    Showers then
    Snow Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 8. West wind around 7 mph becoming north after midnight. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 8 °F

    Chance Snow
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 20. North wind 3 to 7 mph.

    High: 20 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 2. Calm wind becoming south around 6 mph after midnight.

    Low: 2 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of snow showers, mainly after 1pm. Mostly cloudy, with a high near 31. South wind 8 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    High: 31 °F

    Slight Chance
    Snow Showers
    then Chance
    Snow Showers

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after 1am. Cloudy, with a low around 24. Southwest wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.

    Low: 24 °F

    Chance Snow
    then Snow
    Likely

  • Wednesday

    Wednesday: Rain and snow. High near 36. South wind 11 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 90%.

    High: 36 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow showers. Low around 22. Chance of precipitation is 90%.

    Low: 22 °F

    Snow Showers

Detailed Forecast

Tonight
Patchy snow showers and freezing rain before 10pm, then a slight chance of snow showers after 5am. Mostly cloudy, with a low around 20. Southwest wind 3 to 6 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday
Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 31. Light south wind becoming southwest 5 to 9 mph in the morning. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Sunday Night
A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 8. West wind around 7 mph becoming north after midnight. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Monday
Mostly sunny, with a high near 20. North wind 3 to 7 mph.
Monday Night
Partly cloudy, with a low around 2. Calm wind becoming south around 6 mph after midnight.
Tuesday
A chance of snow showers, mainly after 1pm. Mostly cloudy, with a high near 31. South wind 8 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Tuesday Night
Snow likely, mainly after 1am. Cloudy, with a low around 24. Southwest wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
Wednesday
Rain and snow. High near 36. South wind 11 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 90%.
Wednesday Night
Snow showers. Low around 22. Chance of precipitation is 90%.
Thursday
Snow showers likely. Mostly cloudy, with a high near 29. Chance of precipitation is 60%.
Thursday Night
Snow showers likely. Mostly cloudy, with a low around 18. Chance of precipitation is 60%.
Friday
Snow showers likely. Mostly cloudy, with a high near 27. Chance of precipitation is 70%.
Friday Night
Snow showers likely. Mostly cloudy, with a low around 10. Chance of precipitation is 70%.
Saturday
Snow showers likely. Mostly cloudy, with a high near 21. Chance of precipitation is 70%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Allegany NY
 42.05°N 78.53°W (Elev. 1801 ft)
Last Update:
6:36 pm EST Dec 6, 2025
Forecast Valid:
9pm EST Dec 6, 2025-6pm EST Dec 13, 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