Severe Thunderstorms in the Northern Plains and Upper Midwest; Critical Fire Weather in the West; Dangerous Heat in the Central and Eastern U.S.

Severe thunderstorms are likely today across the northern Plains and into the upper Mississippi Valley. Gusty winds and dry conditions will result in widespread critical fire weather through Saturday across parts of the Four Corners region and the Great Basin. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Read More >

Current conditions at

Rochester, Greater Rochester International Airport (KROC)

Lat: 43.12°NLon: 77.68°WElev: 558ft.

Light Rain

63°F

17°C

Humidity 97%
Wind Speed Calm
Barometer 30.08 in (1018.6 mb)
Dewpoint 62°F (17°C)
Visibility 9.00 mi
Last update 21 Jun 5:54 am EDT
Extended Forecast for

3 Miles SSW Avon NY

Heat Advisory June 22, 12:00pm until June 24, 06:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: A slight chance of showers and thunderstorms before 8am.  Partly sunny, with a high near 87. South wind 6 to 10 mph.  Chance of precipitation is 20%.

    High: 87 °F

    Slight Chance
    T-storms then
    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 75. South wind 8 to 14 mph, with gusts as high as 24 mph.

    Low: 75 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 92. Heat index values as high as 100. West wind around 16 mph, with gusts as high as 26 mph.

    High: 92 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 76. West wind 7 to 10 mph.

    Low: 76 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 94. West wind 8 to 13 mph.

    High: 94 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. Southwest wind 7 to 9 mph.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 93. West wind 9 to 11 mph.

    High: 93 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 68. West wind 3 to 6 mph.

    Low: 68 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 85. Chance of precipitation is 40%.

    High: 85 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
A slight chance of showers and thunderstorms before 8am. Partly sunny, with a high near 87. South wind 6 to 10 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 75. South wind 8 to 14 mph, with gusts as high as 24 mph.
Sunday
Mostly sunny and hot, with a high near 92. Heat index values as high as 100. West wind around 16 mph, with gusts as high as 26 mph.
Sunday Night
Mostly clear, with a low around 76. West wind 7 to 10 mph.
Monday
Sunny and hot, with a high near 94. West wind 8 to 13 mph.
Monday Night
Mostly clear, with a low around 76. Southwest wind 7 to 9 mph.
Tuesday
Sunny and hot, with a high near 93. West wind 9 to 11 mph.
Tuesday Night
Partly cloudy, with a low around 68. West wind 3 to 6 mph.
Wednesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers after 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 83. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 84. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Avon NY
 42.87°N 77.77°W (Elev. 686 ft)
4:36 am EDT Jun 21, 2025
6am EDT Jun 21, 2025-6pm EDT Jun 27, 2025
 
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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