Heavy Rain in the Mid-Atlantic; Severe Thunderstorms in the Northern Plains; Critical Fire in the West

Locally heavy rain and flash flooding will be possible today into tonight near the Mid-Atlantic/Carolina coast. Storms with large hail and severe wind gusts are expected across parts of the central and northern Plains into the upper Mississippi Valley. Dry thunderstorms, and warm, dry, and windy conditions will produce fire weather conditions in parts of the Great Basin and northern Rockies. Read More >

Current conditions at

Cattaraugus County-Olean Airport (KOLE)

Lat: 42.24°NLon: 78.37°WElev: 2135ft.

Overcast

77°F

25°C

Humidity 44%
Wind Speed NE 5 mph
Barometer 30.09 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 14 Aug 4:55 pm EDT
Extended Forecast for

3 Miles ESE Great Valley NY

  • Tonight

    Tonight: Partly cloudy, with a low around 57. North wind around 6 mph becoming calm  after midnight.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 85. Light and variable wind.

    High: 85 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after 2pm.  Sunny, with a high near 85. Light southwest wind.  Chance of precipitation is 20%.

    High: 85 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms after 2am.  Partly cloudy, with a low around 62. Calm wind.  Chance of precipitation is 20%.

    Low: 62 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm.  Mostly cloudy, with a high near 80. Light and variable wind becoming west around 6 mph in the morning.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 8pm.  Mostly cloudy, with a low around 55. Northeast wind 3 to 5 mph.  Chance of precipitation is 60%.

    Low: 55 °F

    Showers
    Likely then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 77. East wind 3 to 5 mph.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 57. North wind around 6 mph becoming calm after midnight.
Friday
Mostly sunny, with a high near 85. Light and variable wind.
Friday Night
Mostly clear, with a low around 61. Calm wind.
Saturday
A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 85. Light southwest wind. Chance of precipitation is 20%.
Saturday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 62. Calm wind. Chance of precipitation is 20%.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 80. Light and variable wind becoming west around 6 mph in the morning. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 55. Northeast wind 3 to 5 mph. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 77. East wind 3 to 5 mph.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
A chance of showers after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 50%.
Wednesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 74. Chance of precipitation is 40%.
Wednesday Night
A chance of thunderstorms. Partly cloudy, with a low around 54. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Great Valley NY
 42.2°N 78.54°W (Elev. 1647 ft)
4:36 pm EDT Aug 14, 2025
5pm EDT Aug 14, 2025-6pm EDT Aug 21, 2025
 
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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