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Hazardous Weather Conditions

Current conditions at

Cattaraugus County-Olean Airport (KOLE)

Lat: 42.24°NLon: 78.37°WElev: 2135ft.

Overcast

46°F

8°C

Humidity 71%
Wind Speed S 7 mph
Barometer 29.94 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 13 May 1:15 am EDT
Extended Forecast for

Great Valley NY

  • Overnight

    Overnight: Showers, mainly after 4am. Low around 46. South wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 4pm, then a chance of showers and thunderstorms after 4pm. High near 58. South wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 58 °F

    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 39. West wind 3 to 5 mph.

    Low: 39 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers likely, mainly between 11am and 2pm. Mostly cloudy, with a high near 48. West wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers before 2am. Mostly cloudy, with a low around 40. Light northwest wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 64. Northwest wind 3 to 6 mph.

    High: 64 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 46. Light and variable wind.

    Low: 46 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 76. South wind 5 to 8 mph, with gusts as high as 21 mph.

    High: 76 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers, mainly after 4am. Low around 46. South wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 4pm, then a chance of showers and thunderstorms after 4pm. High near 58. South wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Mostly cloudy, with a low around 39. West wind 3 to 5 mph.
Thursday
Showers likely, mainly between 11am and 2pm. Mostly cloudy, with a high near 48. West wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A chance of showers before 2am. Mostly cloudy, with a low around 40. Light northwest wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Partly sunny, with a high near 64. Northwest wind 3 to 6 mph.
Friday Night
Partly cloudy, with a low around 46. Light and variable wind.
Saturday
Mostly sunny, with a high near 76. South wind 5 to 8 mph, with gusts as high as 21 mph.
Saturday Night
Mostly clear, with a low around 52.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 77. Chance of precipitation is 40%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 63.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Great Valley NY
 42.23°N 78.59°W (Elev. 1877 ft)
Last Update:
2:22 am EDT May 13, 2026
Forecast Valid:
3am EDT May 13, 2026-6pm EDT May 19, 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