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.

Light Rain

45°F

7°C

Humidity 97%
Wind Speed Calm
Barometer 29.92 in (1013.3 mb)
Dewpoint 44°F (7°C)
Visibility 9.00 mi
Last update 13 May 3:53 am EDT
Extended Forecast for

2 Miles SSE Glen Grove NY

  • Overnight

    Overnight: Showers likely. Cloudy, with a low around 47. South wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. High near 65. Southwest wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 8pm. Low around 41. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 41 °F

    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 55. West wind 3 to 6 mph.

    High: 55 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 43. Northwest wind around 5 mph. Chance of precipitation is 20%.

    Low: 43 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers likely. Cloudy, with a low around 47. South wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. High near 65. Southwest wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 8pm. Low around 41. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly cloudy, with a high near 55. West wind 3 to 6 mph.
Thursday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 43. Northwest wind around 5 mph. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 66.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 54.
Sunday
A chance of showers after 2pm. Mostly sunny, with a high near 79. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Partly cloudy, with a low around 55. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Glen Grove NY
 42.42°N 77.16°W (Elev. 1319 ft)
Last Update:
2:30 am EDT May 13, 2026
Forecast Valid:
4am EDT May 13, 2026-6pm EDT May 19, 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