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

58°F

14°C

Humidity 81%
Wind Speed S 14 mph
Barometer 29.85 in (1010.7 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 31 Mar 4:53 am EDT
Extended Forecast for

Marshalls NY

Flood Watch March 31, 08:00am until April 1, 08:00pm
Click here for hazard details and duration
Flood Watch

  • Overnight

    Overnight: A chance of rain and thunderstorms. Cloudy, with a low around 52. Southwest wind around 13 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Rain and thunderstorms, mainly before 9am, then rain likely and possibly a thunderstorm after 4pm. Some of the storms could produce heavy rainfall. High near 67. Southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    High: 67 °F

    Heavy Rain

  • Tuesday Night

    Tuesday Night: Rain and thunderstorms before 3am, then rain likely. Low around 43. Southwest wind 11 to 13 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 43 °F

    Rain

  • Wednesday

    Wednesday: Rain likely, mainly after 8am. Mostly cloudy, with a high near 51. Northwest wind 7 to 9 mph becoming north in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A chance of rain. Mostly cloudy, with a low around 35. Northeast wind 6 to 8 mph. Chance of precipitation is 40%.

    Low: 35 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 61. Chance of precipitation is 50%.

    High: 61 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of rain and thunderstorms after 2pm. Mostly cloudy, with a high near 71. Chance of precipitation is 40%.

    High: 71 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of rain and thunderstorms. Mostly cloudy, with a low around 49. Chance of precipitation is 30%.

    Low: 49 °F

    Chance
    T-storms then
    Chance Rain

Detailed Forecast

Overnight
A chance of rain and thunderstorms. Cloudy, with a low around 52. Southwest wind around 13 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Rain and thunderstorms, mainly before 9am, then rain likely and possibly a thunderstorm after 4pm. Some of the storms could produce heavy rainfall. High near 67. Southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Tuesday Night
Rain and thunderstorms before 3am, then rain likely. Low around 43. Southwest wind 11 to 13 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Rain likely, mainly after 8am. Mostly cloudy, with a high near 51. Northwest wind 7 to 9 mph becoming north in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 35. Northeast wind 6 to 8 mph. Chance of precipitation is 40%.
Thursday
A chance of rain, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 61. Chance of precipitation is 50%.
Thursday Night
Mostly cloudy, with a low around 50.
Friday
A chance of rain and thunderstorms after 2pm. Mostly cloudy, with a high near 71. Chance of precipitation is 40%.
Friday Night
A chance of rain and thunderstorms. Mostly cloudy, with a low around 49. Chance of precipitation is 30%.
Saturday
A chance of rain after 2pm. Mostly cloudy, with a high near 71. Chance of precipitation is 50%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 50. Chance of precipitation is 50%.
Sunday
Rain likely. Mostly cloudy, with a high near 59. Chance of precipitation is 60%.
Sunday Night
Rain likely. Mostly cloudy, with a low around 32. Chance of precipitation is 60%.
Monday
Mostly cloudy, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marshalls NY
 42.42°N 77.31°W (Elev. 1745 ft)
Last Update:
4:59 am EDT Mar 31, 2026
Forecast Valid:
5am EDT Mar 31, 2026-6pm EDT Apr 6, 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