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.

Heavy Drizzle

N/A

Humidity NA
Wind Speed NA
Barometer 30.04 in
Dewpoint N/A
Visibility 5.00 mi
Last update 20 Sep 12:55 am EDT
Extended Forecast for

Olean NY

  • Overnight

    Overnight: Showers likely. Cloudy, with a low around 56. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 56 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely, mainly before 9am. Cloudy, with a high near 68. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 68 °F

    Showers
    Likely then
    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 44. Northeast wind around 5 mph.

    Low: 44 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 63. Northeast wind around 8 mph.

    High: 63 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of showers. Mostly cloudy, with a low around 44. Northeast wind 5 to 7 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers. Mostly cloudy, with a high near 60. East wind 6 to 8 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 60 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 42. East wind 6 to 8 mph. Chance of precipitation is 30%.

    Low: 42 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers after 2pm. Mostly cloudy, with a high near 60. East wind around 8 mph. Chance of precipitation is 30%.

    High: 60 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday Night

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

    Low: 42 °F

    Chance
    Showers

Detailed Forecast

Overnight
Showers likely. Cloudy, with a low around 56. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers likely, mainly before 9am. Cloudy, with a high near 68. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Mostly cloudy, with a low around 44. Northeast wind around 5 mph.
Monday
Mostly cloudy, with a high near 63. Northeast wind around 8 mph.
Monday Night
A chance of showers. Mostly cloudy, with a low around 44. Northeast wind 5 to 7 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
A chance of showers. Mostly cloudy, with a high near 60. East wind 6 to 8 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 42. East wind 6 to 8 mph. Chance of precipitation is 30%.
Wednesday
A chance of showers after 2pm. Mostly cloudy, with a high near 60. East wind around 8 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 62.
Thursday Night
Mostly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 64.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Olean NY
 42.08°N 78.44°W (Elev. 1453 ft)
Last Update:
2:22 am EDT Sep 20, 2026
Forecast Valid:
3am EDT Sep 20, 2026-6pm EDT Sep 26, 2026
 
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