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

Cattaraugus County-Olean Airport (KOLE)

Lat: 42.24°NLon: 78.37°WElev: 2135ft.

Partly Cloudy

45°F

7°C

Humidity 93%
Wind Speed SE 3 mph
Barometer 29.83 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 19 Feb 4:55 pm EST
Extended Forecast for

Olean NY

  • Tonight

    Tonight: Showers, mainly after 4am. Patchy fog after 7pm. Low around 36. Southeast wind 5 to 10 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 36 °F

    Showers and
    Patchy Fog

  • Friday

    Friday: Showers. Areas of fog before 8am. High near 48. Southeast wind 8 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Showers and
    Areas Fog

  • Friday Night

    Friday Night: A chance of rain and snow showers before 10pm, then a chance of snow showers. Mostly cloudy, with a low around 29. West wind around 7 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Saturday

    Saturday: A slight chance of snow showers before 1pm. Mostly cloudy, with a high near 38. West wind 3 to 7 mph. Chance of precipitation is 20%.

    High: 38 °F

    Slight Chance
    Snow Showers

  • Saturday Night

    Saturday Night: A chance of snow showers, mainly after 1am. Mostly cloudy, with a low around 27. Calm wind. Chance of precipitation is 40%.

    Low: 27 °F

    Chance Snow
    Showers

  • Sunday

    Sunday: Snow showers. High near 37. Light and variable wind. Chance of precipitation is 90%.

    High: 37 °F

    Snow Showers

  • Sunday Night

    Sunday Night: Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 24. Calm wind. Chance of precipitation is 60%.

    Low: 24 °F

    Snow Showers
    Likely

  • Monday

    Monday: A chance of snow showers. Mostly cloudy, with a high near 33. Calm wind becoming north 5 to 8 mph in the morning. Chance of precipitation is 50%.

    High: 33 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 14.

    Low: 14 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Showers, mainly after 4am. Patchy fog after 7pm. Low around 36. Southeast wind 5 to 10 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Showers. Areas of fog before 8am. High near 48. Southeast wind 8 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A chance of rain and snow showers before 10pm, then a chance of snow showers. Mostly cloudy, with a low around 29. West wind around 7 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Saturday
A slight chance of snow showers before 1pm. Mostly cloudy, with a high near 38. West wind 3 to 7 mph. Chance of precipitation is 20%.
Saturday Night
A chance of snow showers, mainly after 1am. Mostly cloudy, with a low around 27. Calm wind. Chance of precipitation is 40%.
Sunday
Snow showers. High near 37. Light and variable wind. Chance of precipitation is 90%.
Sunday Night
Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 24. Calm wind. Chance of precipitation is 60%.
Monday
A chance of snow showers. Mostly cloudy, with a high near 33. Calm wind becoming north 5 to 8 mph in the morning. Chance of precipitation is 50%.
Monday Night
Mostly cloudy, with a low around 14.
Tuesday
Partly sunny, with a high near 27.
Tuesday Night
A chance of snow showers. Mostly cloudy, with a low around 18. Chance of precipitation is 40%.
Wednesday
Rain and snow showers likely. Mostly cloudy, with a high near 38. Chance of precipitation is 70%.
Wednesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 25. Chance of precipitation is 50%.
Thursday
A chance of rain and snow showers. Mostly cloudy, with a high near 36. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Olean NY
 42.08°N 78.41°W (Elev. 1470 ft)
Last Update:
3:37 pm EST Feb 19, 2026
Forecast Valid:
5pm EST Feb 19, 2026-6pm EST Feb 26, 2026
 
Forecast Discussion
 
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Additional Resources

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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