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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

4 Miles ENE Great Valley NY

  • Tonight

    Tonight: Widespread frost after 4am. Otherwise, partly cloudy, with a low around 26. West wind 5 to 7 mph.

    Low: 26 °F

    Partly Cloudy
    then Frost

  • Sunday

    Sunday: A slight chance of showers between 2pm and 3pm. Widespread frost before 8am. Otherwise, mostly sunny, with a high near 53. West wind 5 to 14 mph. Chance of precipitation is 20%.

    High: 53 °F

    Frost then
    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 40. Southwest wind 9 to 11 mph. Chance of precipitation is 20%.

    Low: 40 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 64. Southwest wind 9 to 11 mph, with gusts as high as 22 mph.

    High: 64 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers, mainly after 2am. Partly cloudy, with a low around 52. Southwest wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 52 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 66. Southwest wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 66 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm, then showers after 8pm. Low around 43. Southwest wind 5 to 7 mph. Chance of precipitation is 80%.

    Low: 43 °F

    Showers

  • Wednesday

    Wednesday: Showers. High near 53. Northwest wind around 6 mph. Chance of precipitation is 80%.

    High: 53 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.

    Low: 40 °F

    Showers
    Likely

Detailed Forecast

Tonight
Widespread frost after 4am. Otherwise, partly cloudy, with a low around 26. West wind 5 to 7 mph.
Sunday
A slight chance of showers between 2pm and 3pm. Widespread frost before 8am. Otherwise, mostly sunny, with a high near 53. West wind 5 to 14 mph. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 40. Southwest wind 9 to 11 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 64. Southwest wind 9 to 11 mph, with gusts as high as 22 mph.
Monday Night
A chance of showers, mainly after 2am. Partly cloudy, with a low around 52. Southwest wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 66. Southwest wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely and possibly a thunderstorm, then showers after 8pm. Low around 43. Southwest wind 5 to 7 mph. Chance of precipitation is 80%.
Wednesday
Showers. High near 53. Northwest wind around 6 mph. Chance of precipitation is 80%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.
Thursday
Showers. High near 50. Chance of precipitation is 80%.
Thursday Night
Showers. Low around 34. Chance of precipitation is 80%.
Friday
A chance of showers. Partly sunny, with a high near 50. Chance of precipitation is 50%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 55. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Great Valley NY
 42.24°N 78.53°W (Elev. 2100 ft)
Last Update:
7:57 pm EDT May 2, 2026
Forecast Valid:
9pm EDT May 2, 2026-6pm EDT May 9, 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