National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Penn Yan, Penn Yan Airport (KPEO)

Lat: 42.64°NLon: 77.05°WElev: 902ft.

Partly Cloudy

79°F

26°C

Humidity 79%
Wind Speed NE 3 mph
Barometer 29.98 in (1014.6 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 1 Sep 5:53 pm EDT
Extended Forecast for

Rheims NY

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 67. Northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 9am. Mostly cloudy, with a high near 86. South wind 3 to 6 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 10pm. Low around 68. Southwest wind 3 to 6 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 68 °F

    Showers
    Likely then
    Showers

  • Thursday

    Thursday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 11am. High near 84. Southwest wind 7 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Showers

  • Thursday Night

    Thursday Night: Showers before 11pm, then a chance of showers and thunderstorms between 11pm and 2am. Low around 62. Light west wind. Chance of precipitation is 80%.

    Low: 62 °F

    Showers then
    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 67. Northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 9am. Mostly cloudy, with a high near 86. South wind 3 to 6 mph. Chance of precipitation is 50%. 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, then showers and possibly a thunderstorm after 10pm. Low around 68. Southwest wind 3 to 6 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Thursday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 11am. High near 84. Southwest wind 7 to 9 mph. 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 before 11pm, then a chance of showers and thunderstorms between 11pm and 2am. Low around 62. Light west wind. Chance of precipitation is 80%.
Friday
Mostly sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 54.
Sunday
Mostly sunny, with a high near 75.
Sunday Night
Mostly clear, with a low around 53.
Labor Day
Mostly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Partly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rheims NY
 42.39°N 77.26°W (Elev. 869 ft)
Last Update:
4:38 pm EDT Sep 1, 2026
Forecast Valid:
6pm EDT Sep 1, 2026-6pm EDT Sep 8, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation