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.

Overcast

30°F

-1°C

Humidity 69%
Wind Speed Calm
Barometer 30.30 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 24 Mar 10:55 pm EDT
Extended Forecast for

4 Miles ENE Great Valley NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 49. Calm wind becoming south around 6 mph in the afternoon.

    High: 49 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of showers after 2am. Mostly cloudy, with a low around 41. South wind around 7 mph. Chance of precipitation is 30%.

    Low: 41 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 8am, then showers likely after 2pm. Mostly cloudy, with a high near 60. Southwest wind 7 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 60 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Rain showers before 5am, then a chance of rain and snow showers. Some thunder is also possible. Low around 26. Southwest wind around 8 mph becoming northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 26 °F

    Showers then
    Rain/Snow

  • Friday

    Friday: A chance of snow showers before 8am. Partly sunny, with a high near 34. North wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 34 °F

    Chance Snow
    Showers then
    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 16. North wind around 6 mph.

    Low: 16 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 34. West wind 6 to 9 mph, with gusts as high as 21 mph.

    High: 34 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 26. Calm wind.
Wednesday
Mostly cloudy, with a high near 49. Calm wind becoming south around 6 mph in the afternoon.
Wednesday Night
A chance of showers after 2am. Mostly cloudy, with a low around 41. South wind around 7 mph. Chance of precipitation is 30%.
Thursday
A chance of showers before 8am, then showers likely after 2pm. Mostly cloudy, with a high near 60. Southwest wind 7 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain showers before 5am, then a chance of rain and snow showers. Some thunder is also possible. Low around 26. Southwest wind around 8 mph becoming northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A chance of snow showers before 8am. Partly sunny, with a high near 34. North wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 16. North wind around 6 mph.
Saturday
Mostly sunny, with a high near 34. West wind 6 to 9 mph, with gusts as high as 21 mph.
Saturday Night
Partly cloudy, with a low around 22.
Sunday
Mostly sunny, with a high near 45.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
Partly sunny, with a high near 52.
Monday Night
A chance of showers. Partly cloudy, with a low around 34. Chance of precipitation is 30%.
Tuesday
A chance of showers. Partly sunny, with a high near 50. Chance of precipitation is 40%.
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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:
9:58 pm EDT Mar 24, 2026
Forecast Valid:
11pm EDT Mar 24, 2026-6pm EDT Mar 31, 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