042 
WUUS52 KCHS 182112
SVRCHS
SCC013-019-029-035-182200-
/O.NEW.KCHS.SV.W.0024.260618T2112Z-260618T2200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Charleston SC
512 PM EDT Thu Jun 18 2026

The National Weather Service in Charleston has issued a

* Severe Thunderstorm Warning for portions of...
  Beaufort County in southeastern South Carolina...
  Charleston County in southeastern South Carolina...
  Colleton County in southeastern South Carolina...
  Dorchester County in southeastern South Carolina...

* Until 600 PM EDT.

* At 512 PM EDT, a severe thunderstorm was located over
  Hendersonville, moving northeast at 35 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Hilton Head Island, Beaufort, Port Royal, Walterboro, Yemassee,
  Edisto Beach, Givhans Ferry State Park, Johns Island, West Ashley
  and Dorchester.

This includes the following highways...
I-26 between mile markers 181 and 185. I-95 in South Carolina between
mile markers 42 and 65.

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 3286 8092 3322 8039 3258 7999 3257 8010
      3250 8025 3245 8032 3247 8036 3245 8041
      3246 8045 3240 8040 3231 8043 3223 8064
      3219 8065 3241 8083 3241 8085 3247 8082
      3253 8085 3260 8083 3266 8087 3270 8083
TIME...MOT...LOC 2112Z 236DEG 32KT 3277 8071

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

CPM

888 
WWUS52 KCHS 182139
SVSCHS

Severe Weather Statement
National Weather Service Charleston SC
539 PM EDT Thu Jun 18 2026

SCC013-019-029-035-182200-
/O.CON.KCHS.SV.W.0024.000000T0000Z-260618T2200Z/
Beaufort SC-Charleston SC-Colleton SC-Dorchester SC-
539 PM EDT Thu Jun 18 2026

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 6 PM EDT FOR
BEAUFORT, CHARLESTON, COLLETON AND DORCHESTER COUNTIES...

At 539 PM EDT, a severe thunderstorm was located over Cottageville,
moving northeast at 35 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
  Walterboro, Edisto Beach, Givhans Ferry State Park, Johns Island,
  West Ashley, Dorchester, Hollywood, Ravenel, Ridgeville and
  Seabrook Island.

This includes the following highways...
I-26 between mile markers 181 and 185. I-95 in South Carolina between
mile markers 52 and 65.

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 3322 8039 3258 7999 3257 8010 3250 8025
      3245 8032 3247 8036 3245 8041 3246 8045
      3244 8044 3240 8040 3231 8043 3276 8067
      3293 8081
TIME...MOT...LOC 2112Z 236DEG 32KT 3278 8070

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

CPM

388 
WWUS52 KCHS 182154
SVSCHS

Severe Weather Statement
National Weather Service Charleston SC
554 PM EDT Thu Jun 18 2026

SCC013-019-029-035-182204-
/O.EXP.KCHS.SV.W.0024.000000T0000Z-260618T2200Z/
Beaufort SC-Charleston SC-Colleton SC-Dorchester SC-
554 PM EDT Thu Jun 18 2026

...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 6 PM EDT FOR BEAUFORT,
CHARLESTON, COLLETON AND DORCHESTER COUNTIES...

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 3322 8039 3258 7999 3257 8010 3250 8025
      3245 8032 3247 8036 3245 8041 3246 8045
      3244 8044 3240 8040 3231 8043 3276 8067
      3293 8081
TIME...MOT...LOC 2139Z 236DEG 32KT 3291 8046

$$

CPM