Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Cattaraugus County-Olean Airport (KOLE)

Lat: 42.24°NLon: 78.37°WElev: 2135ft.

Mostly Cloudy

N/A

Humidity NA
Wind Speed NW 6 mph
Barometer 30.15 in
Dewpoint N/A
Visibility 10.00 mi
Last update 28 Aug 9:15 am EDT
Extended Forecast for

Olean NY

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 72. North wind 3 to 8 mph.

    High: 72 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Patchy fog after 2am.  Otherwise, mostly clear, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 9am.  Otherwise, sunny, with a high near 77. Light and variable wind.

    High: 77 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 53. Calm wind.

    Low: 53 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 82. Calm wind becoming west around 6 mph in the afternoon.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers.  Mostly cloudy, with a low around 61. Calm wind.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 61 °F

    Chance
    Showers

  • Monday

    Monday: Mostly cloudy, with a high near 83. Calm wind becoming west around 5 mph in the afternoon.

    High: 83 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of showers.  Mostly cloudy, with a low around 64. Calm wind.  Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers before 2pm.  Partly sunny, with a high near 84. Chance of precipitation is 30%.

    High: 84 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 72. North wind 3 to 8 mph.
Tonight
Patchy fog after 2am. Otherwise, mostly clear, with a low around 46. Calm wind.
Saturday
Patchy fog before 9am. Otherwise, sunny, with a high near 77. Light and variable wind.
Saturday Night
Increasing clouds, with a low around 53. Calm wind.
Sunday
Mostly sunny, with a high near 82. Calm wind becoming west around 6 mph in the afternoon.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 61. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Mostly cloudy, with a high near 83. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
A chance of showers. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 30%.
Tuesday
A chance of showers before 2pm. Partly sunny, with a high near 84. Chance of precipitation is 30%.
Tuesday Night
A chance of thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.
Thursday
Partly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Olean NY
 42.08°N 78.44°W (Elev. 1453 ft)
7:57 am EDT Aug 28, 2026
9am EDT Aug 28, 2026-6pm EDT Sep 3, 2026
 
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Additional Resources

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