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Home Return to list Severe Thunderstorm Warning 0020 Issued by the Charleston Forecast Office
Action: New Issued At: 2026-06-18 14:20:27
717
WUUS52 KCHS 181920
SVRCHS
SCC029-182000-
/O.NEW.KCHS.SV.W.0020.260618T1920Z-260618T2000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Charleston SC
320 PM EDT Thu Jun 18 2026
The National Weather Service in Charleston has issued a
* Severe Thunderstorm Warning for portions of...
Colleton County in southeastern South Carolina...
* Until 400 PM EDT.
* At 320 PM EDT, a severe thunderstorm was located over
Hendersonville, moving northeast at 30 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Walterboro, Cottageville, Ritter, Round O, Hendersonville, Thayer,
Drawdy, Lowcountry Regional Airport, Colleton Medical Center and
Neyles.
This includes I-95 in South Carolina between mile markers 44 and 60.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Seek shelter inside a well-built structure and stay away from
windows. This storm is capable of producing damaging winds.
&&
LAT...LON 3270 8078 3281 8088 3306 8053 3306 8051
3293 8040 3292 8040 3292 8041 3291 8041
3291 8040 3289 8040 3289 8039
TIME...MOT...LOC 1919Z 234DEG 25KT 3280 8074
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
CPM
Action: Continued Issued At: 2026-06-18 14:41:28
189
WWUS52 KCHS 181941
SVSCHS
Severe Weather Statement
National Weather Service Charleston SC
341 PM EDT Thu Jun 18 2026
SCC029-182000-
/O.CON.KCHS.SV.W.0020.000000T0000Z-260618T2000Z/
Colleton SC-
341 PM EDT Thu Jun 18 2026
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 4 PM EDT FOR
COLLETON COUNTY...
At 341 PM EDT, a severe thunderstorm was located near Round O, moving
northeast at 30 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Walterboro, Cottageville, Round O, Hiotts, Gloverville, Sidney,
Lowcountry Regional Airport, Thayer, Neyles and Drawdy.
This includes I-95 in South Carolina between mile markers 56 and 59.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Seek shelter inside a well-built structure and stay away from
windows. This storm is capable of producing damaging winds.
&&
LAT...LON 3279 8060 3291 8074 3306 8053 3306 8051
3293 8040 3292 8040 3292 8041 3291 8041
3291 8040 3289 8040 3289 8039
TIME...MOT...LOC 1920Z 234DEG 25KT 3281 8073
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
CPM
Action: Expired Issued At: 2026-06-18 14:51:59
558
WWUS52 KCHS 181951
SVSCHS
Severe Weather Statement
National Weather Service Charleston SC
351 PM EDT Thu Jun 18 2026
SCC029-182001-
/O.EXP.KCHS.SV.W.0020.000000T0000Z-260618T2000Z/
Colleton SC-
351 PM EDT Thu Jun 18 2026
...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 4 PM EDT FOR COLLETON
COUNTY...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.
&&
LAT...LON 3279 8060 3291 8074 3306 8053 3306 8051
3293 8040 3292 8040 3292 8041 3291 8041
3291 8040 3289 8040 3289 8039
TIME...MOT...LOC 1941Z 234DEG 25KT 3289 8059
$$
CPM
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