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

23°F

-5°C

Humidity 86%
Wind Speed SW 5 mph
Barometer 30.10 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 18 Mar 5:15 am EDT
Extended Forecast for

Great Valley NY

  • Today

    Today: Sunny, with a high near 59. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 21 mph.

    High: 59 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 42. South wind 3 to 7 mph.

    Low: 42 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 70. South wind 7 to 17 mph, with gusts as high as 30 mph.

    High: 70 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers after 2am. Mostly cloudy, with a low around 47. South wind 14 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers, mainly after 8am. High near 54. South wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Showers

  • Thursday Night

    Thursday Night: Rain likely, possibly mixed with snow showers before 10pm, then a chance of snow showers. Mostly cloudy, with a low around 24. West wind 10 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 24 °F

    Rain/Snow
    Likely then
    Chance Snow
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 42. Northwest wind around 10 mph, with gusts as high as 24 mph.

    High: 42 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 32. Southwest wind 3 to 5 mph.

    Low: 32 °F

    Partly Cloudy

  • Saturday

    Saturday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 48. Chance of precipitation is 60%.

    High: 48 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 59. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 21 mph.
Tonight
Partly cloudy, with a low around 42. South wind 3 to 7 mph.
Wednesday
Partly sunny, with a high near 70. South wind 7 to 17 mph, with gusts as high as 30 mph.
Wednesday Night
A chance of showers after 2am. Mostly cloudy, with a low around 47. South wind 14 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers, mainly after 8am. High near 54. South wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain likely, possibly mixed with snow showers before 10pm, then a chance of snow showers. Mostly cloudy, with a low around 24. West wind 10 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Mostly sunny, with a high near 42. Northwest wind around 10 mph, with gusts as high as 24 mph.
Friday Night
Partly cloudy, with a low around 32. Southwest wind 3 to 5 mph.
Saturday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 48. Chance of precipitation is 60%.
Saturday Night
Mostly cloudy, with a low around 25.
Sunday
Partly sunny, with a high near 41.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.
Monday
Rain and snow showers. High near 47. Chance of precipitation is 80%.
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Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Great Valley NY
 42.21°N 78.6°W (Elev. 1558 ft)
Last Update:
4:37 am EDT Mar 18, 2025
Forecast Valid:
5am EDT Mar 18, 2025-6pm EDT Mar 24, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation