Heat Persists in the Southwest; Elevated to Critical Fire Weather in the Great Basin; Poor Air Quality in the West

Dangerous heat will persist across the Southwest U.S. through this week, easing by next week. The heat will focus further east in the Great Plains and Mississippi Valley beginning next week. Elevated to locally critical fire weather conditions will persist for the Great Basin today. Poor air quality lingers for the Northwest, Great Basin, Central Rockies into the Plains. Read More >

Current conditions at

Cattaraugus County-Olean Airport (KOLE)

Lat: 42.24°NLon: 78.37°WElev: 2135ft.

Fair

61°F

16°C

Humidity 100%
Wind Speed Calm
Barometer 30.18 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 4 Aug 8:55 am EDT
Extended Forecast for

2 Miles W Great Valley NY

  • Today

    Today: Areas of fog before 10am.  Otherwise, sunny, with a high near 80. South wind 3 to 5 mph.

    High: 80 °F

    Areas Fog
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, mainly between 2pm and 5pm.  Mostly sunny, with a high near 83. Calm wind becoming south around 5 mph.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers.  Mostly cloudy, with a low around 63. Calm wind.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am.  High near 81. Calm wind becoming southwest around 5 mph in the afternoon.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Showers

  • Thursday Night

    Thursday Night: Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am, then a chance of showers and thunderstorms after 2am.  Low around 62. Calm wind.  Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Showers then
    Chance
    Showers

  • Friday

    Friday: Showers likely, then showers and possibly a thunderstorm after 2pm.  High near 79. Light west wind.  Chance of precipitation is 80%.

    High: 79 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am.  Low around 61. Calm wind.  Chance of precipitation is 80%.

    Low: 61 °F

    Showers then
    Chance
    T-storms

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 2pm.  Partly sunny, with a high near 80. Chance of precipitation is 50%.

    High: 80 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Areas of fog before 10am. Otherwise, sunny, with a high near 80. South wind 3 to 5 mph.
Tonight
Mostly clear, with a low around 58. Calm wind.
Wednesday
A chance of showers and thunderstorms, mainly between 2pm and 5pm. Mostly sunny, with a high near 83. Calm wind becoming south around 5 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers. Mostly cloudy, with a low around 63. Calm wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 81. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am, then a chance of showers and thunderstorms after 2am. Low around 62. Calm wind. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 79. Light west wind. Chance of precipitation is 80%.
Friday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Low around 61. Calm wind. Chance of precipitation is 80%.
Saturday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 50%.
Saturday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 62. Chance of precipitation is 30%.
Sunday
A chance of showers. Mostly sunny, with a high near 82. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.
Monday
A chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Great Valley NY
 42.21°N 78.62°W (Elev. 1801 ft)
7:57 am EDT Aug 4, 2026
9am EDT Aug 4, 2026-6pm EDT Aug 10, 2026
 
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Additional Resources

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