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.

Mostly Cloudy

74°F

23°C

Humidity 79%
Wind Speed W 13 G 20 mph
Barometer 29.78 in (1007.9 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 11 Jun 7:54 am EDT
Extended Forecast for

Clarkson NY

Heat Advisory June 11, 12:00pm until June 11, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: A slight chance of showers before 11am. Partly sunny and hot, with a high near 90. Heat index values as high as 96. West wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 90 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 72. Southwest wind around 8 mph.

    Low: 72 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms before 2pm. Partly sunny, with a high near 86. Southwest wind 10 to 15 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. Southwest wind 7 to 9 mph.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 85. West wind 8 to 11 mph.

    High: 85 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66. South wind 7 to 9 mph.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 84. Southwest wind 10 to 14 mph. Chance of precipitation is 80%.

    High: 84 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 8pm. Low around 56. West wind 7 to 9 mph. Chance of precipitation is 80%.

    Low: 56 °F

    Showers then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of showers before 11am. Partly sunny and hot, with a high near 90. Heat index values as high as 96. West wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 72. Southwest wind around 8 mph.
Friday
A chance of showers and thunderstorms before 2pm. Partly sunny, with a high near 86. Southwest wind 10 to 15 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Mostly clear, with a low around 63. Southwest wind 7 to 9 mph.
Saturday
Sunny, with a high near 85. West wind 8 to 11 mph.
Saturday Night
Partly cloudy, with a low around 66. South wind 7 to 9 mph.
Sunday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 84. Southwest wind 10 to 14 mph. Chance of precipitation is 80%.
Sunday Night
Showers and possibly a thunderstorm before 8pm. Low around 56. West wind 7 to 9 mph. Chance of precipitation is 80%.
Monday
Mostly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 50%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Clarkson NY
 43.24°N 77.92°W (Elev. 390 ft)
Last Update:
7:57 am EDT Jun 11, 2026
Forecast Valid:
8am EDT Jun 11, 2026-6pm EDT Jun 17, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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