Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Hazardous Weather Conditions

Current conditions at

Penn Yan, Penn Yan Airport (KPEO)

Lat: 42.64°NLon: 77.05°WElev: 902ft.

A Few Clouds

81°F

27°C

Humidity 51%
Wind Speed NW 7 mph
Barometer 29.90 in (1011.9 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 27 Aug 3:53 pm EDT
Extended Forecast for

2 Miles S Stanley NY

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms.  Mostly cloudy, with a high near 80. West wind around 10 mph.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before 7pm.  Partly cloudy, with a low around 59. West wind 3 to 5 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A chance of showers, mainly before noon.  Mostly sunny, with a high near 73. North wind 5 to 8 mph.  Chance of precipitation is 30%.

    High: 73 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 52. Light and variable wind.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 77. Light and variable wind.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58. Calm wind becoming south around 5 mph after midnight.

    Low: 58 °F

    Mostly Clear

  • Sunday

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

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers after 2am.  Mostly cloudy, with a low around 64. Light south wind.  Chance of precipitation is 50%.

    Low: 64 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers likely, with thunderstorms also possible after 2pm.  Mostly cloudy, with a high near 80. Chance of precipitation is 60%.

    High: 80 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms. Mostly cloudy, with a high near 80. West wind around 10 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 59. West wind 3 to 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers, mainly before noon. Mostly sunny, with a high near 73. North wind 5 to 8 mph. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 52. Light and variable wind.
Saturday
Sunny, with a high near 77. Light and variable wind.
Saturday Night
Mostly clear, with a low around 58. Calm wind becoming south around 5 mph after midnight.
Sunday
Mostly sunny, with a high near 82. South wind around 6 mph becoming west in the afternoon.
Sunday Night
A chance of showers after 2am. Mostly cloudy, with a low around 64. Light south wind. Chance of precipitation is 50%.
Monday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 83. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 50%.
Wednesday
A chance of showers. Partly sunny, with a high near 82. Chance of precipitation is 40%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Stanley NY
 42.79°N 77.13°W (Elev. 961 ft)
3:57 pm EDT Aug 27, 2026
4pm EDT Aug 27, 2026-6pm EDT Sep 3, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database