Severe Thunderstorms Wednesday in the Upper Midwest; Excessive Heat in the Central U.S.

Thunderstorms associated with severe wind gusts, large hail to very large hail, flash flooding, and a couple tornadoes will be possible Wednesday afternoon and night across parts of the Upper Midwest and extending into the southern Great Lakes. Excessive heat covers much of the central third of the country and is expected to persist into the weekend over the south-central states. Read More >

Current conditions at

Summerville Airport (KDYB)

Lat: 33.06°NLon: 80.28°WElev: 56ft.

Thunderstorm in Vicinity Fog/Mist

79°F

26°C

Humidity 100%
Wind Speed Calm
Barometer 29.96 in
Dewpoint 79°F (26°C)
Visibility 4.00 mi
Heat Index84°F (29°C)
Last update 28 Jul 7:15 am EDT
Extended Forecast for

Summerville Airport SC

  • Today

    Today: A 50 percent chance of showers and thunderstorms, mainly before 5pm.  Mostly cloudy, with a high near 89. Heat index values as high as 103. Calm wind becoming northeast around 5 mph in the afternoon.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    High: 89 °F

  • Tonight

    Tonight: Patchy fog after 2am.  Otherwise, mostly cloudy, then gradually becoming clear, with a low around 73. Light and variable wind.

    Partly Cloudy
    then Patchy
    Fog

    Low: 73 °F

  • Thursday

    Thursday: Patchy fog before 9am.  Otherwise, sunny, with a high near 97. Heat index values as high as 107. Light and variable wind.

    Patchy Fog
    then Sunny

    High: 97 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 75. Southwest wind 3 to 8 mph.

    Mostly Clear

    Low: 75 °F

  • Friday

    Friday: Sunny, with a high near 99. Southwest wind 6 to 9 mph.

    Sunny

    High: 99 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 76.

    Partly Cloudy

    Low: 76 °F

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 2pm.  Sunny, with a high near 98.

    Sunny then
    Chance
    T-storms

    High: 98 °F

  • Saturday
    Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 2am.  Partly cloudy, with a low around 75.

    Chance
    T-storms

    Low: 75 °F

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms, mainly after 2pm.  Mostly sunny, with a high near 95.

    Slight Chance
    T-storms then
    Chance
    T-storms

    High: 95 °F

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly before 5pm. Mostly cloudy, with a high near 89. Heat index values as high as 103. Calm wind becoming northeast around 5 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Patchy fog after 2am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 73. Light and variable wind.
Thursday
Patchy fog before 9am. Otherwise, sunny, with a high near 97. Heat index values as high as 107. Light and variable wind.
Thursday Night
Mostly clear, with a low around 75. Southwest wind 3 to 8 mph.
Friday
Sunny, with a high near 99. Southwest wind 6 to 9 mph.
Friday Night
Partly cloudy, with a low around 76.
Saturday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 98.
Saturday Night
A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 75.
Sunday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 95.
Sunday Night
Showers and thunderstorms likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 74. Chance of precipitation is 60%.
Monday
Showers and thunderstorms. High near 88. Chance of precipitation is 80%.
Monday Night
Showers and thunderstorms. Low around 71. Chance of precipitation is 80%.
Tuesday
Showers and thunderstorms likely. Partly sunny, with a high near 85. Chance of precipitation is 70%.
Click Map For Forecast
Point Forecast:
Summerville Airport SC
 33.07°N 80.27°W (Elev. 23 ft)
6:13 am EDT Jul 28, 2021
9am EDT Jul 28, 2021-6pm EDT Aug 3, 2021
 
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