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.

Overcast

36°F

2°C

Humidity 93%
Wind Speed Calm
Barometer 30.28 in (1026.3 mb)
Dewpoint 34°F (1°C)
Visibility 8.00 mi
Last update 4 Mar 11:53 am EST
Extended Forecast for

Romulus NY

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 45. Light east wind.

    High: 45 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, increasing clouds, with a low around 34. Light southeast wind.

    Low: 34 °F

    Partly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Rain likely, mainly after 3pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 42. Northeast wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 42 °F

    Chance Rain
    and Patchy
    Fog then Rain
    Likely

  • Thursday Night

    Thursday Night: Rain. Low around 39. Southeast wind 6 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Rain

  • Friday

    Friday: Mostly cloudy, with a high near 51. South wind around 9 mph.

    High: 51 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A slight chance of showers after 1am. Mostly cloudy, with a low around 45. Chance of precipitation is 20%.

    Low: 45 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Showers, mainly after 1pm. High near 67. Chance of precipitation is 80%.

    High: 67 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: A chance of rain before 1am. Mostly cloudy, with a low around 38. Chance of precipitation is 40%.

    Low: 38 °F

    Chance Rain

  • Sunday

    Sunday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 45. Light east wind.
Tonight
Patchy fog after 2am. Otherwise, increasing clouds, with a low around 34. Light southeast wind.
Thursday
Rain likely, mainly after 3pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 42. Northeast wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain. Low around 39. Southeast wind 6 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Mostly cloudy, with a high near 51. South wind around 9 mph.
Friday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 45. Chance of precipitation is 20%.
Saturday
Showers, mainly after 1pm. High near 67. Chance of precipitation is 80%.
Saturday Night
A chance of rain before 1am. Mostly cloudy, with a low around 38. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Sunny, with a high near 63.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Mostly sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Romulus NY
 42.76°N 76.84°W (Elev. 696 ft)
Last Update:
11:53 am EST Mar 4, 2026
Forecast Valid:
11am EST Mar 4, 2026-6pm EDT Mar 10, 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