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

Penn Yan, Penn Yan Airport (KPEO)

Lat: 42.64°NLon: 77.05°WElev: 902ft.

Fair

83°F

28°C

Humidity 49%
Wind Speed N 12 G 23 mph
Barometer 30.03 in (1016.1 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 14 Aug 3:53 pm EDT
Extended Forecast for

Mays Mills NY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 82. North wind around 9 mph.

    High: 82 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. North wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 86. Light and variable wind.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 68. Light and variable wind.

    Low: 68 °F

    Partly Cloudy

  • Saturday

    Saturday: Isolated showers and thunderstorms after 2pm. Sunny, with a high near 88. Southwest wind around 5 mph. Chance of precipitation is 20%.

    High: 88 °F

    Sunny then
    Isolated
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Sunday

    Sunday: Scattered showers before 11am, then scattered showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.

    High: 81 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely before 8pm. Partly cloudy, with a low around 56. Chance of precipitation is 60%.

    Low: 56 °F

    Showers
    Likely then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 82. North wind around 9 mph.
Tonight
Mostly clear, with a low around 61. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 86. Light and variable wind.
Friday Night
Partly cloudy, with a low around 68. Light and variable wind.
Saturday
Isolated showers and thunderstorms after 2pm. Sunny, with a high near 88. Southwest wind around 5 mph. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 67.
Sunday
Scattered showers before 11am, then scattered showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.
Sunday Night
Showers likely before 8pm. Partly cloudy, with a low around 56. Chance of precipitation is 60%.
Monday
Sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Scattered showers. Partly sunny, with a high near 77. Chance of precipitation is 30%.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.
Wednesday
Scattered showers. Partly sunny, with a high near 75. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Mays Mills NY
 42.67°N 77°W (Elev. 797 ft)
Last Update:
3:27 pm EDT Aug 14, 2025
Forecast Valid:
4pm EDT Aug 14, 2025-6pm EDT Aug 20, 2025
 
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