Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Current conditions at

Canandaigua Airport (KIUA)

Lat: 42.91°NLon: 77.33°WElev: 814ft.

Overcast

68°F

20°C

Humidity 98%
Wind Speed W 3 mph
Barometer 29.95 in
Dewpoint 67°F (19°C)
Visibility 7.00 mi
Last update 26 Jul 1:35 am EDT
Extended Forecast for

4 Miles SSE Holcomb NY

  • Overnight

    Overnight: A slight chance of showers before 2am, then a slight chance of showers after 5am.  Mostly cloudy, with a low around 63. Southwest wind around 6 mph.  Chance of precipitation is 20%.

    Low: 63 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 80. Southwest wind around 5 mph becoming light and variable.  Chance of precipitation is 20%.

    High: 80 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers after 2am.  Partly cloudy, with a low around 64. Calm wind becoming southwest around 5 mph after midnight.  Chance of precipitation is 20%.

    Low: 64 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 11am.  Partly sunny, with a high near 83. West wind around 6 mph.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am.  Mostly cloudy, with a low around 65. South wind 3 to 7 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm.  High near 79. South wind around 8 mph.  Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 79 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers.  Low around 62. Northwest wind 6 to 8 mph.  Chance of precipitation is 80%.

    Low: 62 °F

    Showers

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 2pm.  Mostly cloudy, with a high near 73. North wind 10 to 13 mph.  Chance of precipitation is 70%.

    High: 73 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 60. Chance of precipitation is 40%.

    Low: 60 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Overnight
A slight chance of showers before 2am, then a slight chance of showers after 5am. Mostly cloudy, with a low around 63. Southwest wind around 6 mph. Chance of precipitation is 20%.
Sunday
A slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 80. Southwest wind around 5 mph becoming light and variable. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers after 2am. Partly cloudy, with a low around 64. Calm wind becoming southwest around 5 mph after midnight. Chance of precipitation is 20%.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 83. West wind around 6 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 65. South wind 3 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers and possibly a thunderstorm. High near 79. South wind around 8 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Tuesday Night
Showers. Low around 62. Northwest wind 6 to 8 mph. Chance of precipitation is 80%.
Wednesday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 73. North wind 10 to 13 mph. Chance of precipitation is 70%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.
Thursday
Mostly sunny, with a high near 76.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 63.
Saturday
A chance of showers. Mostly sunny, with a high near 82. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Holcomb NY
 42.84°N 77.39°W (Elev. 1230 ft)
10:19 pm EDT Jul 25, 2026
1am EDT Jul 26, 2026-6pm EDT Aug 1, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database