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Current conditions at

Cattaraugus County-Olean Airport (KOLE)

Lat: 42.24°NLon: 78.37°WElev: 2135ft.

Overcast

64°F

18°C

Humidity 83%
Wind Speed E 5 mph
Barometer 30.14 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 15 Jun 4:15 pm EDT
Extended Forecast for

Portville NY

  • This Afternoon

    This Afternoon: A chance of showers. Mostly cloudy, with a high near 72. Southeast wind around 5 mph. Chance of precipitation is 30%.

    High: 72 °F

    Chance
    Showers

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 57. Southeast wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Isolated showers after 2pm. Mostly cloudy, with a high near 72. Southeast wind 3 to 6 mph. Chance of precipitation is 20%.

    High: 72 °F

    Mostly Cloudy
    then Isolated
    Showers

  • Monday Night

    Monday Night: A slight chance of showers before 7pm, then a chance of showers after 2am. Mostly cloudy, with a low around 59. South wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 59 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, mainly after 8am. Mostly cloudy, with a high near 73. South wind 6 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 73 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers, with thunderstorms also possible after 2am. Mostly cloudy, with a low around 64. Southwest wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 83. West wind 6 to 8 mph. Chance of precipitation is 60%.

    High: 83 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 67. Southwest wind around 7 mph. Chance of precipitation is 60%.

    Low: 67 °F

    Showers
    Likely then
    Chance
    T-storms

  • Juneteenth

    Juneteenth: Showers likely, with thunderstorms also possible after 8am. Mostly cloudy, with a high near 79. Chance of precipitation is 70%.

    High: 79 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
A chance of showers. Mostly cloudy, with a high near 72. Southeast wind around 5 mph. Chance of precipitation is 30%.
Tonight
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 57. Southeast wind around 5 mph becoming calm in the evening.
Monday
Isolated showers after 2pm. Mostly cloudy, with a high near 72. Southeast wind 3 to 6 mph. Chance of precipitation is 20%.
Monday Night
A slight chance of showers before 7pm, then a chance of showers after 2am. Mostly cloudy, with a low around 59. South wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Showers likely, mainly after 8am. Mostly cloudy, with a high near 73. South wind 6 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
A chance of showers, with thunderstorms also possible after 2am. Mostly cloudy, with a low around 64. Southwest wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 83. West wind 6 to 8 mph. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 67. Southwest wind around 7 mph. Chance of precipitation is 60%.
Juneteenth
Showers likely, with thunderstorms also possible after 8am. Mostly cloudy, with a high near 79. Chance of precipitation is 70%.
Thursday Night
A chance of showers before 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 75.
Friday Night
Partly cloudy, with a low around 56.
Saturday
Mostly sunny, with a high near 81.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portville NY
 42.01°N 78.33°W (Elev. 1532 ft)
Last Update:
1:36 pm EDT Jun 15, 2025
Forecast Valid:
4pm EDT Jun 15, 2025-6pm EDT Jun 22, 2025
 
Forecast Discussion
 
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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