Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

Walterboro Lowcountry Regional Airport (KRBW)

Lat: 32.92°NLon: 80.64°WElev: 102ft.

Overcast

77°F

25°C

Humidity 83%
Wind Speed W 12 mph
Barometer 29.92 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 17 Jun 10:15 am EDT
Extended Forecast for

4 Miles SSW Ehrhardt SC

  • Today

    Today: Showers and thunderstorms likely before 11am, then a chance of showers between 11am and 4pm, then a chance of showers and thunderstorms after 4pm.  Cloudy, then gradually becoming mostly sunny, with a high near 85. West wind 8 to 10 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    T-storms
    Likely

  • Tonight

    Tonight: A chance of thunderstorms, mainly before 7pm.  Partly cloudy, with a low around 73. Southwest wind 3 to 5 mph.  Chance of precipitation is 30%.

    Low: 73 °F

    Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after 3pm.  Partly sunny, with a high near 90. Southwest wind 6 to 10 mph, with gusts as high as 21 mph.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Mostly Sunny
    then T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 8pm, then showers and possibly a thunderstorm after 8pm.  Low around 71. Southwest wind around 6 mph, with gusts as high as 21 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 71 °F

    Showers

  • Juneteenth

    Juneteenth: Showers likely and possibly a thunderstorm before 2pm, then showers and thunderstorms likely after 2pm.  Mostly cloudy, with a high near 88. West wind 7 to 9 mph, with gusts as high as 20 mph.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 88 °F

    Showers
    Likely then
    T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly before 8pm.  Mostly cloudy, with a low around 71. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    T-storms
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 90.

    High: 90 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny

Detailed Forecast

Today
Showers and thunderstorms likely before 11am, then a chance of showers between 11am and 4pm, then a chance of showers and thunderstorms after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 85. West wind 8 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of thunderstorms, mainly before 7pm. Partly cloudy, with a low around 73. Southwest wind 3 to 5 mph. Chance of precipitation is 30%.
Thursday
Showers and thunderstorms likely, mainly after 3pm. Partly sunny, with a high near 90. Southwest wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 8pm, then showers and possibly a thunderstorm after 8pm. Low around 71. Southwest wind around 6 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Juneteenth
Showers likely and possibly a thunderstorm before 2pm, then showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 88. West wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 71. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90.
Saturday Night
Partly cloudy, with a low around 68.
Sunday
Mostly sunny, with a high near 93.
Sunday Night
Partly cloudy, with a low around 71.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Ehrhardt SC
 33.05°N 81.03°W (Elev. 115 ft)
7:22 am EDT Jun 17, 2026
10am EDT Jun 17, 2026-6pm EDT Jun 23, 2026
 
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Additional Resources

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