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

Hazardous Weather Conditions

Current conditions at

Rochester, Greater Rochester International Airport (KROC)

Lat: 43.12°NLon: 77.68°WElev: 558ft.

Partly Cloudy

44°F

7°C

Humidity 76%
Wind Speed W 6 mph
Barometer 29.92 in (1013.8 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 30 Apr 9:54 pm EDT
Extended Forecast for

Caledonia NY

Frost Advisory May 1, 12:00am until May 1, 09:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: Areas of frost after 3am. Otherwise, partly cloudy, with a low around 33. West wind around 7 mph.

    Low: 33 °F

    Mostly Cloudy
    then Areas
    Frost

  • Friday

    Friday: A chance of showers after 2pm. Areas of frost before 8am. Otherwise, increasing clouds, with a high near 53. West wind 3 to 8 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Areas Frost
    then Chance
    Showers

  • Friday Night

    Friday Night: Widespread frost, mainly after 4am. Otherwise, partly cloudy, with a low around 33. West wind 3 to 5 mph.

    Low: 33 °F

    Mostly Cloudy
    then Frost

  • Saturday

    Saturday: Widespread frost, mainly before 7am. Otherwise, mostly sunny, with a high near 52. Northwest wind 6 to 10 mph.

    High: 52 °F

    Frost then
    Partly Sunny

  • Saturday Night

    Saturday Night: Widespread frost, mainly after 3am. Otherwise, partly cloudy, with a low around 32. West wind around 6 mph.

    Low: 32 °F

    Mostly Cloudy
    then Frost

  • Sunday

    Sunday: Widespread frost, mainly before 7am. Otherwise, mostly sunny, with a high near 54. West wind 7 to 14 mph.

    High: 54 °F

    Frost then
    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers after 2am. Mostly cloudy, with a low around 42. Southwest wind 9 to 13 mph. Chance of precipitation is 30%.

    Low: 42 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A chance of showers. Partly sunny, with a high near 63. Southwest wind 15 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 50%.

    High: 63 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 40%.

    Low: 51 °F

    Chance
    Showers

Detailed Forecast

Tonight
Areas of frost after 3am. Otherwise, partly cloudy, with a low around 33. West wind around 7 mph.
Friday
A chance of showers after 2pm. Areas of frost before 8am. Otherwise, increasing clouds, with a high near 53. West wind 3 to 8 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Widespread frost, mainly after 4am. Otherwise, partly cloudy, with a low around 33. West wind 3 to 5 mph.
Saturday
Widespread frost, mainly before 7am. Otherwise, mostly sunny, with a high near 52. Northwest wind 6 to 10 mph.
Saturday Night
Widespread frost, mainly after 3am. Otherwise, partly cloudy, with a low around 32. West wind around 6 mph.
Sunday
Widespread frost, mainly before 7am. Otherwise, mostly sunny, with a high near 54. West wind 7 to 14 mph.
Sunday Night
A chance of showers after 2am. Mostly cloudy, with a low around 42. Southwest wind 9 to 13 mph. Chance of precipitation is 30%.
Monday
A chance of showers. Partly sunny, with a high near 63. Southwest wind 15 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 50%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 40%.
Tuesday
A chance of showers. Partly sunny, with a high near 67. Chance of precipitation is 50%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 48. Chance of precipitation is 50%.
Wednesday
Showers likely. Mostly cloudy, with a high near 61. Chance of precipitation is 70%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 41. Chance of precipitation is 50%.
Thursday
Showers likely. Mostly cloudy, with a high near 53. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Caledonia NY
 42.97°N 77.84°W (Elev. 692 ft)
Last Update:
9:57 pm EDT Apr 30, 2026
Forecast Valid:
10pm EDT Apr 30, 2026-6pm EDT May 7, 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