Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Cattaraugus County-Olean Airport (KOLE)

Lat: 42.24°NLon: 78.37°WElev: 2135ft.

Partly Cloudy

63°F

17°C

Humidity 100%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 17 Aug 10:15 pm EDT
Extended Forecast for

Ellicottville NY

  • Tonight

    Tonight: Patchy fog after 3am.  Otherwise, mostly cloudy, with a low around 56. North wind around 5 mph becoming calm  in the evening.

    Low: 56 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Areas of fog before 9am.  Otherwise, mostly sunny, with a high near 75. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 75 °F

    Areas Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 11am.  Mostly cloudy, with a high near 74. West wind 3 to 6 mph.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of thunderstorms before 8pm.  Mostly cloudy, with a low around 53. Calm wind.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 75. Calm wind.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 77. Calm wind.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 56. North wind around 5 mph becoming calm in the evening.
Tuesday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 75. Calm wind becoming northwest around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 56. Calm wind.
Wednesday
Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 74. West wind 3 to 6 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 53. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly sunny, with a high near 75. Calm wind.
Thursday Night
Mostly clear, with a low around 51. Calm wind.
Friday
Sunny, with a high near 77. Calm wind.
Friday Night
Partly cloudy, with a low around 55.
Saturday
A chance of showers after 2pm. Mostly sunny, with a high near 78. Chance of precipitation is 50%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Sunday
Showers likely. Mostly cloudy, with a high near 73. Chance of precipitation is 70%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.
Monday
A chance of showers. Partly sunny, with a high near 71. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Ellicottville NY
 42.28°N 78.67°W (Elev. 1568 ft)
9:57 pm EDT Aug 17, 2026
10pm EDT Aug 17, 2026-6pm EDT Aug 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database