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.

Fair

41°F

5°C

Humidity 57%
Wind Speed Calm
Barometer 30.11 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 16 Oct 7:55 pm EDT
Extended Forecast for

3 Miles SW Delevan NY

  • Tonight

    Tonight: Mostly clear, with a low around 33. Light northwest wind.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 55. Light northwest wind.

    High: 55 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers. Mostly cloudy, with a low around 43. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 40%.

    Low: 43 °F

    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers before 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 67. South wind around 7 mph. Chance of precipitation is 20%.

    High: 67 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers after 8pm. Mostly cloudy, with a low around 53. South wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 5pm. High near 67. South wind 11 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 67 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 44. Southwest wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.

    Low: 44 °F

    Showers

  • Monday

    Monday: Showers likely, mainly before 8am. Partly sunny, with a high near 53. West wind 11 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    High: 53 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.

    Low: 42 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 33. Light northwest wind.
Friday
Mostly sunny, with a high near 55. Light northwest wind.
Friday Night
A chance of showers. Mostly cloudy, with a low around 43. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 40%.
Saturday
A slight chance of showers before 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 67. South wind around 7 mph. Chance of precipitation is 20%.
Saturday Night
A chance of showers after 8pm. Mostly cloudy, with a low around 53. South wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers, with thunderstorms also possible after 5pm. High near 67. South wind 11 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and possibly a thunderstorm. Low around 44. Southwest wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.
Monday
Showers likely, mainly before 8am. Partly sunny, with a high near 53. West wind 11 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.
Tuesday
Showers likely, mainly after 2pm. Partly sunny, with a high near 58. Chance of precipitation is 60%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 40. Chance of precipitation is 70%.
Wednesday
Showers likely. Mostly cloudy, with a high near 48. Chance of precipitation is 60%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 39. Chance of precipitation is 50%.
Thursday
A chance of showers. Mostly cloudy, with a high near 49. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Delevan NY
 42.46°N 78.52°W (Elev. 1772 ft)
Last Update:
7:36 pm EDT Oct 16, 2025
Forecast Valid:
8pm EDT Oct 16, 2025-6pm EDT Oct 23, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation