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.

Fair

40°F

4°C

Humidity 68%
Wind Speed NW 8 mph
Barometer 29.97 in (1015.6 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 2 May 8:53 am EDT
Extended Forecast for

Sampson NY

  • Today

    Today: Isolated showers after 1pm. Partly sunny, with a high near 49. Northwest wind around 9 mph. Chance of precipitation is 20%.

    High: 49 °F

    Mostly Sunny
    then Isolated
    Showers

  • Tonight

    Tonight: Widespread frost, mainly after 3am. Otherwise, partly cloudy, with a low around 33. West wind 3 to 5 mph.

    Low: 33 °F

    Mostly Cloudy
    then Frost

  • Sunday

    Sunday: Areas of frost before 8am. Otherwise, increasing clouds, with a high near 55. West wind 6 to 13 mph.

    High: 55 °F

    Areas Frost
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 44. Southwest wind 6 to 10 mph.

    Low: 44 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers. Partly sunny, with a high near 65. Southwest wind around 14 mph. Chance of precipitation is 20%.

    High: 65 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of showers after 2am. Partly cloudy, with a low around 54. Chance of precipitation is 20%.

    Low: 54 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm, mainly after 2pm. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.

    High: 69 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 47. Chance of precipitation is 70%.

    Low: 47 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers. High near 54. Chance of precipitation is 80%.

    High: 54 °F

    Showers

Detailed Forecast

Today
Isolated showers after 1pm. Partly sunny, with a high near 49. Northwest wind around 9 mph. Chance of precipitation is 20%.
Tonight
Widespread frost, mainly after 3am. Otherwise, partly cloudy, with a low around 33. West wind 3 to 5 mph.
Sunday
Areas of frost before 8am. Otherwise, increasing clouds, with a high near 55. West wind 6 to 13 mph.
Sunday Night
Mostly cloudy, with a low around 44. Southwest wind 6 to 10 mph.
Monday
A slight chance of showers. Partly sunny, with a high near 65. Southwest wind around 14 mph. Chance of precipitation is 20%.
Monday Night
A slight chance of showers after 2am. Partly cloudy, with a low around 54. Chance of precipitation is 20%.
Tuesday
Showers likely and possibly a thunderstorm, mainly after 2pm. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 47. Chance of precipitation is 70%.
Wednesday
Showers. High near 54. Chance of precipitation is 80%.
Wednesday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.
Thursday
Showers likely. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 39. Chance of precipitation is 40%.
Friday
A chance of showers. Partly sunny, with a high near 52. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sampson NY
 42.73°N 76.9°W (Elev. 525 ft)
Last Update:
3:00 am EDT May 2, 2026
Forecast Valid:
9am EDT May 2, 2026-6pm EDT May 8, 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