Severe Thunderstorms and Heavy Rain in the Mid-Atlantic; Heat Persists Across the South

Scattered severe thunderstorms and excessive rainfall are possible into the night in the Mid Atlantic, and heavy rain will shift to Virginia and the Carolinas on Friday. Severe thunderstorms are also possible in the Central Plains into the Upper MS Valley and the Deep South tonight. Dangerous heat persists across the Southern Plains and Lower MS Valley and heat will expand into the Southwest. Read More >

Current conditions at

Canandaigua Airport (KIUA)

Lat: 42.91°NLon: 77.33°WElev: 814ft.

Fog/Mist

53°F

12°C

Humidity 100%
Wind Speed Calm
Barometer 30.12 in
Dewpoint 53°F (12°C)
Visibility 1.50 mi
Last update 21 Aug 2:55 am EDT
Extended Forecast for

Phelps NY

  • Overnight

    Overnight: Patchy fog.  Otherwise, mostly clear, with a low around 53. Calm wind.

    Low: 53 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 8am.  Otherwise, sunny, with a high near 78. Calm wind becoming east around 6 mph in the afternoon.

    High: 78 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56. Light and variable wind.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers and thunderstorms, mainly after 5pm.  Mostly sunny, with a high near 82. South wind 5 to 9 mph.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Sunny then
    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers and thunderstorms.  Low around 61. South wind around 7 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Showers

  • Sunday

    Sunday: Showers likely before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm.  Mostly cloudy, with a high near 77. West wind 7 to 9 mph.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 8pm.  Partly cloudy, with a low around 55. West wind around 7 mph.  Chance of precipitation is 60%.

    Low: 55 °F

    Showers
    Likely then
    Partly Cloudy

  • Monday

    Monday: A chance of showers after 8am.  Partly sunny, with a high near 73. West wind 8 to 11 mph, with gusts as high as 21 mph.  Chance of precipitation is 40%.

    High: 73 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly clear, with a low around 53. Calm wind.
Friday
Patchy fog before 8am. Otherwise, sunny, with a high near 78. Calm wind becoming east around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 56. Light and variable wind.
Saturday
A chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 82. South wind 5 to 9 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms. Low around 61. South wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers likely before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 77. West wind 7 to 9 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 55. West wind around 7 mph. Chance of precipitation is 60%.
Monday
A chance of showers after 8am. Partly sunny, with a high near 73. West wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Phelps NY
 42.96°N 77.1°W (Elev. 600 ft)
2:22 am EDT Aug 21, 2026
3am EDT Aug 21, 2026-6pm EDT Aug 27, 2026
 
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Additional Resources

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