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.

Fair

27°F

-3°C

Humidity 80%
Wind Speed Calm
Barometer 30.26 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 25 Mar 7:35 am EDT
Extended Forecast for

4 Miles SW Allegany NY

  • Today

    Today: Partly sunny, with a high near 52. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 52 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of showers before 3am, then a slight chance of showers after 5am. Mostly cloudy, with a low around 43. South wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 43 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: Showers likely, mainly after 2pm. Partly sunny, with a high near 62. Southwest wind 9 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Rain showers before 2am, then a chance of rain and snow showers. Some thunder is also possible. Low around 29. Southwest wind around 10 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Showers then
    Rain/Snow

  • Friday

    Friday: A chance of snow showers before 8am. Partly sunny, with a high near 37. North wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    High: 37 °F

    Chance Snow
    Showers then
    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 17. Northwest wind around 6 mph.

    Low: 17 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 36. West wind 6 to 10 mph, with gusts as high as 22 mph.

    High: 36 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 23. West wind around 7 mph.

    Low: 23 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 52. Calm wind becoming south 5 to 8 mph in the afternoon.
Tonight
A slight chance of showers before 3am, then a slight chance of showers after 5am. Mostly cloudy, with a low around 43. South wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Thursday
Showers likely, mainly after 2pm. Partly sunny, with a high near 62. Southwest wind 9 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain showers before 2am, then a chance of rain and snow showers. Some thunder is also possible. Low around 29. Southwest wind around 10 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Friday
A chance of snow showers before 8am. Partly sunny, with a high near 37. North wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 17. Northwest wind around 6 mph.
Saturday
Mostly sunny, with a high near 36. West wind 6 to 10 mph, with gusts as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 23. West wind around 7 mph.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
Mostly cloudy, with a low around 33.
Monday
A chance of showers. Mostly cloudy, with a high near 53. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 41. Chance of precipitation is 30%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 58. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Allegany NY
 42.05°N 78.53°W (Elev. 1801 ft)
Last Update:
7:58 am EDT Mar 25, 2026
Forecast Valid:
9am EDT Mar 25, 2026-6pm EDT Mar 31, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation