Charleston, South Carolina

Regional Weather Alerts


Alert: Flood Warning
Area(s): Calhoun, SC; Richland, SC
Effective: 2026-05-29 @ 10:05 am -> 2026-05-29 @ 10:15 pm
Onset: 2026-05-29 @ 10:05 am -> 2026-05-30 @ 9:00 pm
Severity: Severe
Certainty: Observed
Urgency: Immediate
Issued By: NWS Columbia SC on 2026-05-29 @ 10:05 am
Headline: Flood Warning issued May 29 at 11:05AM EDT until May 30 at 10:00PM EDT by NWS Columbia SC
Description: ...The Flood Warning continues for the following rivers in South
Carolina...

Congaree River At Congaree River at Congaree NP Near Gadsden
affecting Richland and Calhoun Counties.

* WHAT...Minor flooding is forecast.

* WHERE...Congaree River at Congaree River at Congaree NP Near
Gadsden.

* WHEN...Until late tomorrow evening.

* IMPACTS...At 15.0 feet, Flooding begins in the Congaree National
Park. This will begin to produce flooding of portions of the lower
boardwalk.
At 17.0 feet, The access road to the Sandy Run subdivision becomes
flooded. The lower boardwalk in the Congaree National Park becomes
flooded by Cedar Creek.

* ADDITIONAL DETAILS...
- At 10:00 AM EDT Friday the stage was 14.7 feet.
- Bankfull stage is 14.0 feet.
- Forecast...The river is expected to rise above flood stage
this afternoon to a crest of 15.1 feet this evening. It will
then fall below flood stage late this evening.
- Flood stage is 15.0 feet.
- http://www.weather.gov/safety/flood