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

Hazardous Weather Conditions

Current conditions at

Cattaraugus County-Olean Airport (KOLE)

Lat: 42.24°NLon: 78.37°WElev: 2135ft.

Fair

45°F

7°C

Humidity 39%
Wind Speed Calm
Barometer 30.17 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 24 Nov 3:35 pm EST
Extended Forecast for

4 Miles ENE Great Valley NY

Winter Storm Watch November 26, 07:00pm until November 28, 07:00pm
Click here for hazard details and duration
Winter Storm Watch

  • Tonight

    Tonight: Mostly cloudy, with a low around 35. South wind around 6 mph.

    Low: 35 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Showers, mainly after noon. High near 45. South wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Chance
    Showers then
    Showers

  • Tuesday Night

    Tuesday Night: Showers. Low around 42. South wind 6 to 8 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Showers

  • Wednesday

    Wednesday: Rain showers before 4pm, then rain and snow showers. High near 52. Southwest wind 6 to 11 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 52 °F

    Showers then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow showers, possibly mixed with rain before 10pm, then a chance of snow showers. Low around 25. Southwest wind 16 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 25 °F

    Rain/Snow
    then Chance
    Snow Showers

  • Thanksgiving Day

    Thanksgiving Day: A chance of snow showers before 1pm, then snow after 1pm. High near 28. West wind around 18 mph, with gusts as high as 37 mph. Chance of precipitation is 90%.

    High: 28 °F

    Chance Snow
    Showers then
    Snow

  • Thursday Night

    Thursday Night: Snow. Low around 23. West wind around 17 mph, with gusts as high as 31 mph. Chance of precipitation is 100%.

    Low: 23 °F

    Snow

  • Friday

    Friday: Snow. High near 28. West wind 14 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 90%.

    High: 28 °F

    Snow

  • Friday Night

    Friday Night: Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 60%.

    Low: 21 °F

    Snow Showers
    Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 35. South wind around 6 mph.
Tuesday
Showers, mainly after noon. High near 45. South wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Showers. Low around 42. South wind 6 to 8 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain showers before 4pm, then rain and snow showers. High near 52. Southwest wind 6 to 11 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday Night
Snow showers, possibly mixed with rain before 10pm, then a chance of snow showers. Low around 25. Southwest wind 16 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thanksgiving Day
A chance of snow showers before 1pm, then snow after 1pm. High near 28. West wind around 18 mph, with gusts as high as 37 mph. Chance of precipitation is 90%.
Thursday Night
Snow. Low around 23. West wind around 17 mph, with gusts as high as 31 mph. Chance of precipitation is 100%.
Friday
Snow. High near 28. West wind 14 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 90%.
Friday Night
Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 60%.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 28. Chance of precipitation is 40%.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 20. Chance of precipitation is 50%.
Sunday
A chance of rain and snow showers. Mostly cloudy, with a high near 35. Chance of precipitation is 50%.
Sunday Night
Snow showers likely. Cloudy, with a low around 25. Chance of precipitation is 60%.
Monday
Showers likely. Mostly cloudy, with a high near 39. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Great Valley NY
 42.24°N 78.53°W (Elev. 2100 ft)
Last Update:
3:36 pm EST Nov 24, 2025
Forecast Valid:
3pm EST Nov 24, 2025-6pm EST Dec 1, 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