Alert archive / South Carolina / Flash Flood Warnings in 2026

Flash Flood Warning 26, NWS Columbia, SC

August 27, 2026Lancaster County, South Carolina

NWS Columbia, SC issued this flash flood warning at Aug 27, 2026, 9:19 PM EDT for Lancaster County, South Carolina. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 27, 2026, 9:19 PM EDT (01:19 UTC)
Expired
Aug 28, 2026, 12:15 AM EDT
In force
3 hr
Issued by
NWS Columbia, SC
Area
Storm-based polygon
Flood severity
None

County Lancaster County, SC

The radar

The Columbia radar (KCAE), 90 km from the middle of the area, began a volume at 01:21 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Columbia, SC wrote its last area forecast discussion before this flash flood warning went out at Aug 27, 1:28 PM EDT, 7 hours 51 minutes earlier.

Area forecast discussion, Aug 27, 1:28 PM EDT, 7 hours 51 minutes before
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In the hours before

Special weather statement, Aug 27, 3:19 PM EDT, 6 hours before
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Local storm report, Aug 27, 3:48 PM EDT, 5 hours 31 minutes before
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Special weather statement, Aug 27, 3:51 PM EDT, 5 hours 28 minutes before
Special Weather Statement
National Weather Service Columbia SC
351 PM EDT Thu Aug 27 2026

SCZ038-137-272015-
Southeastern Orangeburg SC-Clarendon SC-
351 PM EDT Thu Aug 27 2026

...A strong thunderstorm will impact portions of southwestern
Clarendon and southeastern Orangeburg Counties through 415 PM EDT...

At 351 PM EDT, Doppler radar was tracking a strong thunderstorm near
Summerton, or 15 miles southwest of Manning, moving southeast at 15
mph.

...Boaters on Lake Marion Should Seek Safe Harbor...

HAZARD...Wind gusts of 50 to 55 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Holly Hill, Summerton, Santee State Park, Santee Cooper Regional
Airport, Santee, Eutawville, Vance, Poplar Creek Landing, St. Paul,
Rocks Pond Campground and Marina, Eautaw Springs, Indian Bluff
Recreation Park, Davis Station, Blounts Landing, and Mill Creek
Marina and Campground.

This includes the following highways...
 Interstate 26 between mile markers 160 and 169.
 Interstate 95 between mile markers 85 and 116.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 3350 8010 3350 8012 3348 8015 3346 8013
      3345 8022 3330 8025 3327 8030 3328 8035
      3326 8036 3326 8043 3329 8049 3333 8050
      3330 8057 3339 8068 3355 8053 3354 8051
      3357 8051 3371 8037 3362 8004
TIME...MOT...LOC 1951Z 301DEG 13KT 3353 8040

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...55 MPH

JAQ
Special weather statement, Aug 27, 5:22 PM EDT, 3 hours 57 minutes before
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The office that day

Everything else NWS Columbia, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 27, 9:12 PM EDTAreal Flood AdvisoryCAELancaster7 min
Aug 27, 9:31 PM EDTAreal Flood AdvisoryCAEKershaw85 min
Aug 27, 11:20 PM EDTAreal Flood AdvisoryCAELancaster2 hr
Aug 28, 6:46 PM EDTSpecial Weather StatementCAELancaster44 min
Aug 28, 7:19 PM EDTSpecial Weather StatementCAEChesterfield41 min

Nearby

Flash Flood Warnings in South Carolina, 2026Every flash flood warning in 2026

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.