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.

Fair

54°F

12°C

Humidity 72%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 18 Apr 2:15 am EDT
Extended Forecast for

4 Miles SW Allegany NY

  • Overnight

    Overnight: Mostly clear, with a low around 50. South wind around 7 mph.

    Low: 50 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers, then showers and possibly a thunderstorm after 5pm. Some of the storms could produce heavy rainfall. High near 76. South wind 11 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 76 °F

    Mostly Sunny
    then Heavy
    Rain

  • Saturday Night

    Saturday Night: Rain showers before 5am, then a chance of rain and snow showers. The rain could be heavy at times. Some thunder is also possible. Low around 35. West wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 35 °F

    Heavy Rain
    then
    Rain/Snow

  • Sunday

    Sunday: A chance of rain and snow showers before 5pm, then a chance of rain showers. Partly sunny, with a high near 45. West wind 10 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 45 °F

    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: A chance of rain showers before 8pm, then a chance of snow showers. Mostly cloudy, with a low around 23. Northwest wind around 8 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 23 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Monday

    Monday: A slight chance of snow showers before 2pm, then a slight chance of rain and snow showers. Partly sunny, with a high near 38. Northwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 38 °F

    Slight Chance
    Snow Showers
    then Slight
    Chance
    Rain/Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 20. Northwest wind around 6 mph becoming calm in the evening.

    Low: 20 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 55. Southwest wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 55 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 38. Chance of precipitation is 40%.

    Low: 38 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 50. South wind around 7 mph.
Saturday
A chance of showers, then showers and possibly a thunderstorm after 5pm. Some of the storms could produce heavy rainfall. High near 76. South wind 11 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Rain showers before 5am, then a chance of rain and snow showers. The rain could be heavy at times. Some thunder is also possible. Low around 35. West wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Sunday
A chance of rain and snow showers before 5pm, then a chance of rain showers. Partly sunny, with a high near 45. West wind 10 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday Night
A chance of rain showers before 8pm, then a chance of snow showers. Mostly cloudy, with a low around 23. Northwest wind around 8 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A slight chance of snow showers before 2pm, then a slight chance of rain and snow showers. Partly sunny, with a high near 38. Northwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 20. Northwest wind around 6 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 55. Southwest wind 6 to 10 mph, with gusts as high as 21 mph.
Tuesday Night
A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 38. Chance of precipitation is 40%.
Wednesday
Partly sunny, with a high near 61.
Wednesday Night
Mostly clear, with a low around 36.
Thursday
Sunny, with a high near 68.
Thursday Night
Partly cloudy, with a low around 44.
Friday
A chance of showers. Mostly sunny, with a high near 71. Chance of precipitation is 30%.
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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:
2:23 am EDT Apr 18, 2026
Forecast Valid:
2am EDT Apr 18, 2026-6pm EDT Apr 24, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation