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.

Overcast

28°F

-2°C

Humidity 64%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 12 Jan 3:15 pm EST
Extended Forecast for

3 Miles SW Delevan NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 27. Southwest wind 8 to 13 mph, with gusts as high as 23 mph.

    Low: 27 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain and snow showers after 4pm. Mostly cloudy, with a high near 38. South wind 7 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 38 °F

    Partly Sunny
    then Slight
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain and snow showers likely, mainly after 1am. Cloudy, with a low around 34. Southwest wind around 11 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Snow showers, possibly mixed with rain. High near 35. Southwest wind 6 to 9 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 35 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow showers, possibly mixed with rain, becoming all snow after 7pm. Low around 10. Northwest wind 6 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 10 °F

    Rain/Snow
    then Snow
    Showers

  • Thursday

    Thursday: Snow showers. High near 13. Northwest wind around 8 mph. Chance of precipitation is 80%.

    High: 13 °F

    Snow Showers

  • Thursday Night

    Thursday Night: A chance of snow showers before 1am. Mostly cloudy, with a low around 8. West wind around 7 mph. Chance of precipitation is 30%.

    Low: 8 °F

    Chance Snow
    Showers

  • Friday

    Friday: A chance of snow showers after 1pm. Mostly cloudy, with a high near 22. Southwest wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 22 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Friday Night

    Friday Night: A chance of snow showers. Mostly cloudy, with a low around 17. Chance of precipitation is 40%.

    Low: 17 °F

    Chance Snow
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 27. Southwest wind 8 to 13 mph, with gusts as high as 23 mph.
Tuesday
A slight chance of rain and snow showers after 4pm. Mostly cloudy, with a high near 38. South wind 7 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tuesday Night
Rain and snow showers likely, mainly after 1am. Cloudy, with a low around 34. Southwest wind around 11 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Wednesday
Snow showers, possibly mixed with rain. High near 35. Southwest wind 6 to 9 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow showers, possibly mixed with rain, becoming all snow after 7pm. Low around 10. Northwest wind 6 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Snow showers. High near 13. Northwest wind around 8 mph. Chance of precipitation is 80%.
Thursday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 8. West wind around 7 mph. Chance of precipitation is 30%.
Friday
A chance of snow showers after 1pm. Mostly cloudy, with a high near 22. Southwest wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 17. Chance of precipitation is 40%.
Saturday
Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 28. Chance of precipitation is 70%.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 10. Chance of precipitation is 50%.
Sunday
Snow showers likely. Partly sunny, with a high near 17. Chance of precipitation is 60%.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 7. Chance of precipitation is 50%.
M.L.King Day
Snow showers likely. Mostly cloudy, with a high near 16. Chance of precipitation is 60%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Delevan NY
 42.46°N 78.52°W (Elev. 1772 ft)
Last Update:
3:36 pm EST Jan 12, 2026
Forecast Valid:
5pm EST Jan 12, 2026-6pm EST Jan 19, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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