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Hazardous Weather Conditions

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

Portville NY

Winter Weather Advisory February 23, 07:57am until February 24, 06:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory February 23, 07:57am until February 24, 06:00am

    NOW until 6:00am Tue

    Winter Weather Advisory

  • Today

    High: 29 °F

    Snow Likely

  • Tonight

    Tonight: A chance of snow showers, mainly before 7pm. Cloudy, with a low around 9. Northwest wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 9 °F

    Chance Snow
    Showers

  • Tuesday

    Tuesday: Cloudy, then gradually becoming mostly sunny, with a high near 27. West wind 5 to 7 mph.

    High: 27 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Snow. Low around 19. Calm wind becoming south 5 to 8 mph in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 19 °F

    Snow

  • Wednesday

    Wednesday: Snow likely before 1pm, then a slight chance of snow showers after 1pm. Mostly cloudy, with a high near 37. West wind 8 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    High: 37 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: A slight chance of snow showers after 1am. Mostly cloudy, with a low around 17. West wind around 6 mph becoming calm after midnight. Chance of precipitation is 20%.

    Low: 17 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Thursday

    Thursday: A chance of snow after 1pm. Partly sunny, with a high near 36. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 50%.

    High: 36 °F

    Mostly Cloudy
    then Chance
    Snow

  • Thursday Night

    Thursday Night: A chance of snow before 1am. Mostly cloudy, with a low around 17. Light and variable wind. Chance of precipitation is 40%.

    Low: 17 °F

    Chance Snow

Detailed Forecast

Today
Snow likely, mainly between 9am and 10am. Cloudy, with a high near 29. Northwest wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A chance of snow showers, mainly before 7pm. Cloudy, with a low around 9. Northwest wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Tuesday
Cloudy, then gradually becoming mostly sunny, with a high near 27. West wind 5 to 7 mph.
Tuesday Night
Snow. Low around 19. Calm wind becoming south 5 to 8 mph in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Wednesday
Snow likely before 1pm, then a slight chance of snow showers after 1pm. Mostly cloudy, with a high near 37. West wind 8 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Wednesday Night
A slight chance of snow showers after 1am. Mostly cloudy, with a low around 17. West wind around 6 mph becoming calm after midnight. Chance of precipitation is 20%.
Thursday
A chance of snow after 1pm. Partly sunny, with a high near 36. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 50%.
Thursday Night
A chance of snow before 1am. Mostly cloudy, with a low around 17. Light and variable wind. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 38.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Mostly sunny, with a high near 47.
Saturday Night
Mostly cloudy, with a low around 22.
Sunday
A chance of snow showers. Partly sunny, with a high near 37. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portville NY
 42.03°N 78.33°W (Elev. 1601 ft)
Last Update:
6:36 am EST Feb 23, 2026
Forecast Valid:
7am EST Feb 23, 2026-6pm EST Mar 1, 2026
 
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