National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Cattaraugus County-Olean Airport (KOLE)

Lat: 42.24°NLon: 78.37°WElev: 2135ft.

Light Snow

12°F

-11°C

Humidity 79%
Wind Speed Calm
Barometer 29.96 in
Dewpoint 7°F (-14°C)
Visibility 2.00 mi
Last update 14 Jan 8:55 am EST
Extended Forecast for

Great Valley NY

Lake Effect Snow Warning January 14, 09:20am until January 16, 04:00am
Click here for hazard details and duration
Lake Effect Snow Warning
  •  
    Lake Effect Snow Warning January 14, 09:20am until January 16, 04:00am

    NOW until 4:00am Thu

    Lake Effect Snow Warning

  • Today

    High: 16 °F

    Chance Snow
    Showers then
    Heavy Snow

  • Tonight

    Tonight: Occasional snow. The snow could be heavy at times. Areas of blowing snow between 1am and 3am. Low around 11. West wind 11 to 15 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 11 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Wednesday

    Wednesday: Snow likely before 7am, then snow showers likely after 7am. Mostly cloudy, with a high near 22. West wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 22 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 8. Southwest wind around 7 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 8 °F

    Chance Snow
    Showers

  • Thursday

    Thursday: Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 24. Southwest wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 24 °F

    Chance Snow
    Showers then
    Snow Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 18. West wind around 6 mph. Chance of precipitation is 50%.

    Low: 18 °F

    Chance Snow
    Showers

  • Friday

    Friday: Mostly cloudy, with a high near 32. Southwest wind 6 to 8 mph, with gusts as high as 20 mph.

    High: 32 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A chance of snow showers after 1am. Mostly cloudy, with a low around 25. South wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 25 °F

    Mostly Cloudy
    then Chance
    Snow Showers

Detailed Forecast

Today
A chance of snow showers before 2pm, then occasional snow, mainly after 2pm. The snow could be heavy at times. High near 16. West wind around 14 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Occasional snow. The snow could be heavy at times. Areas of blowing snow between 1am and 3am. Low around 11. West wind 11 to 15 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Wednesday
Snow likely before 7am, then snow showers likely after 7am. Mostly cloudy, with a high near 22. West wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 8. Southwest wind around 7 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Thursday
Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 24. Southwest wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Thursday Night
A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 18. West wind around 6 mph. Chance of precipitation is 50%.
Friday
Mostly cloudy, with a high near 32. Southwest wind 6 to 8 mph, with gusts as high as 20 mph.
Friday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 25. South wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Saturday
Snow showers likely before 1pm, then rain and snow showers likely. Cloudy, with a high near 35. Chance of precipitation is 70%.
Saturday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 14. Chance of precipitation is 40%.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 21. Chance of precipitation is 40%.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 6. Chance of precipitation is 50%.
M.L.King Day
A chance of snow showers. Mostly cloudy, with a high near 14. Chance of precipitation is 50%.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Great Valley NY
 42.21°N 78.6°W (Elev. 1558 ft)
Last Update:
6:37 am EST Jan 14, 2025
Forecast Valid:
9am EST Jan 14, 2025-6pm EST Jan 20, 2025
 
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