Dangerous Heat Builds and Expands; Critical Fire Weather for the Southwest; Severe Thunderstorms for Plains and Midwest

Dangerous to record breaking heat will build across the center of the nation and slowly build eastward this week. Wildfire conditions remain critical for the Southwest and portions of the Great Basin through Monday. For the northern Plains and upper Midwest, severe thunderstorms with the potential for large to very large hail and severe winds are the primary hazards. Read More >

Hazardous Weather Conditions

Current conditions at

Rochester, Greater Rochester International Airport (KROC)

Lat: 43.12°NLon: 77.68°WElev: 558ft.

A Few Clouds

73°F

23°C

Humidity 71%
Wind Speed Calm
Barometer 30.12 in (1020.0 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 29 Jun 8:54 am EDT
Extended Forecast for

Caledonia NY

  • Today

    Today: Mostly sunny, with a high near 89. East wind 3 to 6 mph.

    High: 89 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 69. Light and variable wind becoming south around 6 mph after midnight.

    Low: 69 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 2pm, then a slight chance of showers.  Partly sunny and hot, with a high near 92. Heat index values as high as 101. South wind 7 to 15 mph.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 76. Southwest wind 7 to 9 mph.

    Low: 76 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny and hot, with a high near 94. West wind 11 to 15 mph.

    High: 94 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75. Southwest wind 7 to 11 mph.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 96. West wind 9 to 15 mph.

    High: 96 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 75. West wind 9 to 13 mph.

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm.  Mostly sunny and hot, with a high near 91. Chance of precipitation is 30%.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 89. East wind 3 to 6 mph.
Tonight
Partly cloudy, with a low around 69. Light and variable wind becoming south around 6 mph after midnight.
Tuesday
A chance of showers and thunderstorms before 2pm, then a slight chance of showers. Partly sunny and hot, with a high near 92. Heat index values as high as 101. South wind 7 to 15 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Partly cloudy, with a low around 76. Southwest wind 7 to 9 mph.
Wednesday
Sunny and hot, with a high near 94. West wind 11 to 15 mph.
Wednesday Night
Mostly clear, with a low around 75. Southwest wind 7 to 11 mph.
Thursday
Sunny and hot, with a high near 96. West wind 9 to 15 mph.
Thursday Night
Mostly clear, with a low around 75. West wind 9 to 13 mph.
Friday
A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 91. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.
Independence Day
A chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Caledonia NY
 42.97°N 77.84°W (Elev. 692 ft)
7:57 am EDT Jun 29, 2026
9am EDT Jun 29, 2026-6pm EDT Jul 5, 2026
 
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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