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

Atmospheric River Continues Areas of Heavy Rain and Snow for California This Weekend

An atmospheric river will continue to bring gusty winds, moderate to heavy rainfall, and potential flooding to southern California and the southern Great Basin through Sunday. Periods of heavy snow will continue as well above 7,000 feet over the Sierra Nevada mountains associated with this atmospheric river. Read More >

Hazardous Weather Conditions

Current conditions at

Rochester, Greater Rochester International Airport (KROC)

Lat: 43.12°NLon: 77.68°WElev: 558ft.

Overcast

46°F

8°C

Humidity 68%
Wind Speed W 9 mph
Barometer 30.04 in (1017.8 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 14 Nov 11:54 am EST
Extended Forecast for

3 Miles WSW Union Hill NY

  • This Afternoon

    This Afternoon: A slight chance of showers before 1pm. Mostly cloudy, with a high near 45. Northwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 45 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 32. Light and variable wind.

    Low: 32 °F

    Mostly Cloudy

  • Saturday

    Saturday: Showers and possibly a thunderstorm after 1pm. High near 57. Southeast wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 57 °F

    Mostly Cloudy
    then Showers

  • Saturday Night

    Saturday Night: Showers, mainly before 1am. Low around 38. Breezy, with a west wind 9 to 14 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Showers and
    Breezy

  • Sunday

    Sunday: Rain showers before 1pm, then rain and snow showers. High near 43. Breezy, with a west wind 20 to 25 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 43 °F

    Breezy.
    Showers then
    Rain/Snow

  • Sunday Night

    Sunday Night: Snow showers, possibly mixed with rain, becoming all snow after 1am. Low around 30. West wind 13 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 30 °F

    Rain/Snow

  • Monday

    Monday: A chance of snow showers before 1pm, then a chance of rain showers. Mostly cloudy, with a high near 39. Breezy, with a west wind 14 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 50%.

    High: 39 °F

    Chance Snow
    Showers then
    Chance
    Rain/Snow and
    Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 31. West wind 7 to 11 mph, with gusts as high as 22 mph.

    Low: 31 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 42.

    High: 42 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A slight chance of showers before 1pm. Mostly cloudy, with a high near 45. Northwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 32. Light and variable wind.
Saturday
Showers and possibly a thunderstorm after 1pm. High near 57. Southeast wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers, mainly before 1am. Low around 38. Breezy, with a west wind 9 to 14 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain showers before 1pm, then rain and snow showers. High near 43. Breezy, with a west wind 20 to 25 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Snow showers, possibly mixed with rain, becoming all snow after 1am. Low around 30. West wind 13 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
A chance of snow showers before 1pm, then a chance of rain showers. Mostly cloudy, with a high near 39. Breezy, with a west wind 14 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 50%.
Monday Night
Mostly cloudy, with a low around 31. West wind 7 to 11 mph, with gusts as high as 22 mph.
Tuesday
Mostly cloudy, with a high near 42.
Tuesday Night
Mostly cloudy, with a low around 31.
Wednesday
Mostly cloudy, with a high near 42.
Wednesday Night
Mostly cloudy, with a low around 30.
Thursday
Mostly cloudy, with a high near 44.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Union Hill NY
 43.2°N 77.5°W (Elev. 404 ft)
Last Update:
9:36 am EST Nov 14, 2025
Forecast Valid:
12pm EST Nov 14, 2025-6pm EST Nov 20, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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