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 S 5 mph
Barometer 29.93 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 18 Apr 5:55 am EDT
Extended Forecast for

2 Miles SE Portville NY

  • Today

    Today: Showers likely and possibly a thunderstorm, mainly after 5pm. Increasing clouds, with a high near 78. South wind 6 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 78 °F

    Mostly Sunny
    then Showers
    Likely

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 36. Northwest wind 6 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 36 °F

    Heavy Rain

  • Sunday

    Sunday: A chance of rain and snow showers before 2pm, then a chance of rain showers after 5pm. Partly sunny, with a high near 48. West wind 7 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 48 °F

    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: A chance of rain showers before 11pm, then a chance of snow showers. Mostly cloudy, with a low around 25. West wind 3 to 7 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 25 °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 40. Northwest wind 6 to 9 mph. Chance of precipitation is 20%.

    High: 40 °F

    Slight Chance
    Snow Showers
    then Slight
    Chance
    Rain/Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 22. Light and variable wind.

    Low: 22 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 57. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 20 mph.

    High: 57 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 39. Southwest wind around 7 mph. Chance of precipitation is 40%.

    Low: 39 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

Detailed Forecast

Today
Showers likely and possibly a thunderstorm, mainly after 5pm. Increasing clouds, with a high near 78. South wind 6 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 36. Northwest wind 6 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
A chance of rain and snow showers before 2pm, then a chance of rain showers after 5pm. Partly sunny, with a high near 48. West wind 7 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday Night
A chance of rain showers before 11pm, then a chance of snow showers. Mostly cloudy, with a low around 25. West wind 3 to 7 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Monday
A slight chance of snow showers before 2pm, then a slight chance of rain and snow showers. Partly sunny, with a high near 40. Northwest wind 6 to 9 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 22. Light and variable wind.
Tuesday
Mostly sunny, with a high near 57. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 39. Southwest wind around 7 mph. Chance of precipitation is 40%.
Wednesday
Partly sunny, with a high near 64.
Wednesday Night
Mostly clear, with a low around 36.
Thursday
Sunny, with a high near 70.
Thursday Night
Partly cloudy, with a low around 45.
Friday
A chance of showers. Mostly sunny, with a high near 73. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Portville NY
 42°N 78.3°W (Elev. 1480 ft)
Last Update:
3:58 am EDT Apr 18, 2026
Forecast Valid:
6am EDT Apr 18, 2026-6pm EDT Apr 24, 2026
 
Forecast Discussion
 
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Additional Resources

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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