Current conditions at

Penn Yan, Penn Yan Airport (KPEO)

Lat: 42.64° N Lon: 77.05° W Elev: 902 ft.

Fair

74°F

23°C

Humidity 41%
Wind Speed NW 7 mph
Barometer 29.95 in (1013.6 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 21 Jun 5:53 pm EDT
Detailed forecast for

Seneca County

Tonight
Partly cloudy this evening, then mostly cloudy with a slight chance of showers after midnight. Lows in the upper 50s. Northeast winds around 5 mph, becoming south after midnight. Chance of rain 20 percent.
Monday
Showers. Highs in the upper 60s. Southeast winds around 5 mph. Chance of rain near 100 percent.
Monday Night
Mostly cloudy. Showers likely, mainly in the evening. Lows in the mid 50s. North winds 5 to 10 mph. Chance of rain 70 percent.
Tuesday
Partly sunny. Highs in the mid 70s. Northwest winds 5 to 10 mph with gusts up to 20 mph.
Tuesday Night
Mostly clear. Lows in the mid 50s. West winds 5 to 10 mph with gusts up to 20 mph.
Wednesday
Mostly sunny. Highs in the upper 70s.
Wednesday Night
Partly cloudy. Lows in the upper 50s.
Thursday
Showers likely with a chance of thunderstorms. Highs in the lower 80s. Chance of rain 60 percent.
Thursday Night
Showers likely with a chance of thunderstorms. Lows in the lower 60s. Chance of rain 60 percent.
Friday
Partly sunny with a chance of showers and thunderstorms. Highs in the lower 80s. Chance of rain 50 percent.
Friday Night
Partly cloudy. Lows in the upper 50s.
Saturday
Partly sunny. Highs around 80.
Saturday Night
Partly cloudy. Lows in the upper 50s.
Sunday
Mostly sunny. Highs in the mid 80s.



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635 PM EDT Sun Jun 21 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database