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

Hazardous Weather Conditions

Current conditions at

Canandaigua Airport (KIUA)

Lat: 42.91°NLon: 77.33°WElev: 814ft.

Mostly Cloudy

48°F

9°C

Humidity 45%
Wind Speed E 9 mph
Barometer 30.57 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 9 Oct 10:35 am EDT
Extended Forecast for

Mendon NY

Frost Advisory October 9, 11:00pm until October 10, 09:00am
Click here for hazard details and duration
Frost Advisory

  • Today

    Today: Sunny, with a high near 55. Northeast wind around 8 mph.

    High: 55 °F

    Sunny

  • Tonight

    Tonight: Patchy frost after midnight. Otherwise, clear, with a low around 31. Light and variable wind.

    Low: 31 °F

    Clear then
    Patchy Frost

  • Friday

    Friday: Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 66. South wind 3 to 8 mph.

    High: 66 °F

    Frost then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 42. South wind around 7 mph.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 69. South wind around 8 mph.

    High: 69 °F

    Sunny

  • Saturday Night

    Saturday Night: A chance of showers, mainly after 2am. Partly cloudy, with a low around 47. Southeast wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers. Partly sunny, with a high near 66. East wind 6 to 10 mph. Chance of precipitation is 50%.

    High: 66 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 46. East wind 6 to 8 mph. Chance of precipitation is 40%.

    Low: 46 °F

    Chance
    Showers

  • Columbus Day

    Columbus Day: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 55. Northeast wind around 8 mph.
Tonight
Patchy frost after midnight. Otherwise, clear, with a low around 31. Light and variable wind.
Friday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 66. South wind 3 to 8 mph.
Friday Night
Mostly clear, with a low around 42. South wind around 7 mph.
Saturday
Sunny, with a high near 69. South wind around 8 mph.
Saturday Night
A chance of showers, mainly after 2am. Partly cloudy, with a low around 47. Southeast wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A chance of showers. Partly sunny, with a high near 66. East wind 6 to 10 mph. Chance of precipitation is 50%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 46. East wind 6 to 8 mph. Chance of precipitation is 40%.
Columbus Day
Partly sunny, with a high near 62.
Monday Night
Mostly cloudy, with a low around 46.
Tuesday
Partly sunny, with a high near 66.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Mostly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mendon NY
 43°N 77.51°W (Elev. 545 ft)
Last Update:
10:36 am EDT Oct 9, 2025
Forecast Valid:
10am EDT Oct 9, 2025-6pm EDT Oct 15, 2025
 
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