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.

Mostly Cloudy

63°F

17°C

Humidity 78%
Wind Speed N 8 G 20 mph
Barometer 29.95 in (1013.6 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 14 Oct 2:53 pm EDT
Extended Forecast for

Prattsburgh NY

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 66. Northwest wind around 11 mph.

    High: 66 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 45. Northwest wind around 9 mph.

    Low: 45 °F

    Mostly Cloudy

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 58. Northeast wind 5 to 7 mph becoming east in the afternoon.

    High: 58 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 51. East wind 5 to 10 mph becoming south 13 to 18 mph after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Chance
    Showers then
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 68. South wind 13 to 15 mph becoming west in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 90%.

    High: 68 °F

    Showers

  • Friday Night

    Friday Night: Rain showers before 5am, then a chance of rain and snow showers. Low around 35. Breezy. Chance of precipitation is 80%.

    Low: 35 °F

    Breezy.
    Showers then
    Rain/Snow

  • Saturday

    Saturday: A chance of showers before 8am. Mostly sunny, with a high near 43. Breezy. Chance of precipitation is 30%.

    High: 43 °F

    Chance
    Showers and
    Breezy then
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 66. Northwest wind around 11 mph.
Tonight
Mostly cloudy, with a low around 45. Northwest wind around 9 mph.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 58. Northeast wind 5 to 7 mph becoming east in the afternoon.
Thursday Night
Showers and possibly a thunderstorm. Low around 51. East wind 5 to 10 mph becoming south 13 to 18 mph after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and possibly a thunderstorm. High near 68. South wind 13 to 15 mph becoming west in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 90%.
Friday Night
Rain showers before 5am, then a chance of rain and snow showers. Low around 35. Breezy. Chance of precipitation is 80%.
Saturday
A chance of showers before 8am. Mostly sunny, with a high near 43. Breezy. Chance of precipitation is 30%.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Sunny, with a high near 57.
Sunday Night
Mostly clear, with a low around 37.
Monday
Sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Prattsburgh NY
 42.52°N 77.3°W (Elev. 1716 ft)
Last Update:
2:30 pm EDT Oct 14, 2026
Forecast Valid:
3pm EDT Oct 14, 2026-6pm EDT Oct 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation