National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Rochester, Greater Rochester International Airport (KROC)

Lat: 43.12°NLon: 77.68°WElev: 558ft.

Overcast

46°F

8°C

Humidity 50%
Wind Speed SW 18 G 37 mph
Barometer 29.48 in (998.8 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 13 Jan 10:54 pm EST
Extended Forecast for

4 Miles WNW Union Hill NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. Southwest wind 15 to 17 mph, with gusts as high as 30 mph.

    Low: 40 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain showers before 3pm, then a chance of rain and snow showers. Cloudy, with a high near 40. Southwest wind around 10 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 40 °F

    Slight Chance
    Showers then
    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow showers likely, possibly mixed with rain, becoming all snow after 7pm. Cloudy, with a low around 13. West wind 14 to 17 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Low: 13 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Thursday

    Thursday: A chance of snow showers. Mostly cloudy, with a high near 18. Breezy, with a west wind 16 to 20 mph. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.

    High: 18 °F

    Chance Snow
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: A slight chance of snow showers before 1am. Mostly cloudy, with a low around 14. West wind 10 to 17 mph. Chance of precipitation is 20%.

    Low: 14 °F

    Slight Chance
    Snow Showers

  • Friday

    Friday: A chance of snow after 1pm. Mostly cloudy, with a high near 31. South wind 10 to 13 mph. Chance of precipitation is 30%.

    High: 31 °F

    Partly Sunny
    then Chance
    Snow

  • Friday Night

    Friday Night: A chance of snow. Mostly cloudy, with a low around 27. Southwest wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    Low: 27 °F

    Chance Snow

  • Saturday

    Saturday: A chance of snow showers. Mostly cloudy, with a high near 36. Southwest wind 10 to 13 mph. Chance of precipitation is 30%.

    High: 36 °F

    Chance Snow
    Showers

  • Saturday Night

    Saturday Night: A chance of snow. Mostly cloudy, with a low around 19. Chance of precipitation is 40%.

    Low: 19 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 40. Southwest wind 15 to 17 mph, with gusts as high as 30 mph.
Wednesday
A slight chance of rain showers before 3pm, then a chance of rain and snow showers. Cloudy, with a high near 40. Southwest wind around 10 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Wednesday Night
Snow showers likely, possibly mixed with rain, becoming all snow after 7pm. Cloudy, with a low around 13. West wind 14 to 17 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Thursday
A chance of snow showers. Mostly cloudy, with a high near 18. Breezy, with a west wind 16 to 20 mph. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.
Thursday Night
A slight chance of snow showers before 1am. Mostly cloudy, with a low around 14. West wind 10 to 17 mph. Chance of precipitation is 20%.
Friday
A chance of snow after 1pm. Mostly cloudy, with a high near 31. South wind 10 to 13 mph. Chance of precipitation is 30%.
Friday Night
A chance of snow. Mostly cloudy, with a low around 27. Southwest wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 36. Southwest wind 10 to 13 mph. Chance of precipitation is 30%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 19. Chance of precipitation is 40%.
Sunday
A chance of snow showers after 1pm. Mostly cloudy, with a high near 26. Chance of precipitation is 30%.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 15. Chance of precipitation is 40%.
M.L.King Day
A chance of snow showers. Mostly cloudy, with a high near 24. Chance of precipitation is 40%.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 12. Chance of precipitation is 40%.
Tuesday
Mostly cloudy, with a high near 18.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Union Hill NY
 43.24°N 77.5°W (Elev. 302 ft)
Last Update:
9:36 pm EST Jan 13, 2026
Forecast Valid:
11pm EST Jan 13, 2026-6pm EST Jan 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation