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.

Mostly Cloudy

30°F

-1°C

Humidity 47%
Wind Speed W 9 G 17 mph
Barometer 30.39 in
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 28 Mar 3:35 pm EDT
Extended Forecast for

4 Miles SW Allegany NY

  • Tonight

    Tonight: Increasing clouds, with a low around 23. West wind 5 to 11 mph becoming southwest after midnight.

    Low: 23 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 53. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 53 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 38. Southwest wind around 7 mph.

    Low: 38 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers after 2pm. Mostly cloudy, with a high near 58. Southwest wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 58 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Showers likely, mainly after 8pm. Mostly cloudy, with a low around 49. Southwest wind 6 to 9 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 49 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 67. Southwest wind 10 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 67 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers. Low around 41. Southwest wind 11 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.

    Low: 41 °F

    Showers

  • Wednesday

    Wednesday: Showers, mainly before 8am. High near 51. West wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.

    High: 51 °F

    Showers then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of snow showers. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.

    Low: 27 °F

    Chance Snow
    Showers

Detailed Forecast

Tonight
Increasing clouds, with a low around 23. West wind 5 to 11 mph becoming southwest after midnight.
Sunday
Partly sunny, with a high near 53. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 38. Southwest wind around 7 mph.
Monday
A slight chance of showers after 2pm. Mostly cloudy, with a high near 58. Southwest wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Monday Night
Showers likely, mainly after 8pm. Mostly cloudy, with a low around 49. Southwest wind 6 to 9 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 67. Southwest wind 10 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers. Low around 41. Southwest wind 11 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.
Wednesday
Showers, mainly before 8am. High near 51. West wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.
Wednesday Night
A chance of snow showers. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Thursday
A chance of rain and snow showers. Partly sunny, with a high near 47. Chance of precipitation is 40%.
Thursday Night
Rain and snow showers likely. Mostly cloudy, with a low around 35. Chance of precipitation is 60%.
Friday
Rain and snow showers likely. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 40. Chance of precipitation is 50%.
Saturday
A chance of showers. Mostly cloudy, with a high near 61. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Allegany NY
 42.05°N 78.53°W (Elev. 1801 ft)
Last Update:
3:58 pm EDT Mar 28, 2026
Forecast Valid:
4pm EDT Mar 28, 2026-6pm EDT Apr 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation