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

21°F

-6°C

Humidity 74%
Wind Speed Calm
Barometer 30.01 in
Dewpoint 14°F (-10°C)
Visibility 5.00 mi
Last update 3 Feb 12:55 pm EST
Extended Forecast for

Delevan NY

  • This Afternoon

    This Afternoon: Snow showers. High near 24. West wind 11 to 13 mph. Chance of precipitation is 80%. Total daytime snow accumulation of around an inch possible.

    High: 24 °F

    Snow Showers

  • Tonight

    Tonight: A chance of snow showers, mainly before 10pm. Cloudy, with a low around 5. West wind 5 to 10 mph becoming light in the evening. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 5 °F

    Chance Snow
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 19. Calm wind becoming west around 6 mph.

    High: 19 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 6. Calm wind.

    Low: 6 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of snow showers, mainly before 1pm. Mostly cloudy, with a high near 18. Calm wind becoming west around 5 mph. Chance of precipitation is 30%.

    High: 18 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: A slight chance of snow showers after 1am. Mostly cloudy, with a low around 8. Calm wind becoming southwest around 6 mph after midnight. Chance of precipitation is 20%.

    Low: 8 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Friday

    Friday: Snow showers. High near 24. Southwest wind 6 to 8 mph. Chance of precipitation is 90%.

    High: 24 °F

    Snow Showers

  • Friday Night

    Friday Night: A chance of snow showers before 1am. Mostly cloudy, with a low around -4. Northwest wind 8 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.

    Low: -4 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: Partly sunny and cold, with a high near 4.

    High: 4 °F

    Cold

Detailed Forecast

This Afternoon
Snow showers. High near 24. West wind 11 to 13 mph. Chance of precipitation is 80%. Total daytime snow accumulation of around an inch possible.
Tonight
A chance of snow showers, mainly before 10pm. Cloudy, with a low around 5. West wind 5 to 10 mph becoming light in the evening. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Wednesday
Mostly cloudy, with a high near 19. Calm wind becoming west around 6 mph.
Wednesday Night
Mostly cloudy, with a low around 6. Calm wind.
Thursday
A chance of snow showers, mainly before 1pm. Mostly cloudy, with a high near 18. Calm wind becoming west around 5 mph. Chance of precipitation is 30%.
Thursday Night
A slight chance of snow showers after 1am. Mostly cloudy, with a low around 8. Calm wind becoming southwest around 6 mph after midnight. Chance of precipitation is 20%.
Friday
Snow showers. High near 24. Southwest wind 6 to 8 mph. Chance of precipitation is 90%.
Friday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around -4. Northwest wind 8 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.
Saturday
Partly sunny and cold, with a high near 4.
Saturday Night
Mostly cloudy, with a low around -5.
Sunday
Mostly cloudy and cold, with a high near 10.
Sunday Night
Mostly cloudy, with a low around -5.
Monday
Partly sunny, with a high near 15.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Delevan NY
 42.48°N 78.46°W (Elev. 1542 ft)
Last Update:
12:36 pm EST Feb 3, 2026
Forecast Valid:
1pm EST Feb 3, 2026-6pm EST Feb 9, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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