Alert archive / South Carolina / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 76, NWS Charleston, SC

July 25, 2014Charleston County, South Carolina

NWS Charleston, SC issued this severe thunderstorm warning at Jul 25, 2014, 2:17 PM EDT for Charleston County, South Carolina. It was in force for 58 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 25, 2014, 2:17 PM EDT (18:17 UTC)
Expired: Jul 25, 2014, 3:15 PM EDT
In force: 58 min
Issued by: NWS Charleston, SC
Area: Storm-based polygon

County Charleston County, SC

The radar

The Charleston,SC radar (KCLX), 103 km from the middle of the area, began a volume at 18:19 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.

The text

As transmitted, in the capitals the NWS used until 2016.

721 
WUUS52 KCHS 251817
SVRCHS
SCC019-251915-
/O.NEW.KCHS.SV.W.0076.140725T1817Z-140725T1915Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
217 PM EDT FRI JUL 25 2014

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR PORTIONS OF...
  CHARLESTON COUNTY IN SOUTHEAST SOUTH CAROLINA...

* UNTIL 315 PM EDT

* AT 217 PM EDT...METEOROLOGISTS DETECTED A SEVERE THUNDERSTORM...
  NEAR SANTEE COASTAL RESERVE...MOVING EAST AT 5 MPH.

  PREPARE NOW FOR...
  DAMAGING WINDS IN EXCESS OF 60 MPH...
  HAIL UP TO QUARTER SIZE...
  EXTREME CLOUD TO GROUND LIGHTNING...

* SOME LOCATIONS IN THE WARNING INCLUDE...
  HAMPTON PLANTATION STATE PARK...SANTEE COASTAL RESERVE...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REPORT HAIL...DOWNED TREES...LIMBS...AND POWER LINES DIRECTLY TO THE
CHARLESTON NATIONAL WEATHER SERVICE AT 1-888-383-2024...WHEN IT IS
SAFE TO DO SO.

&&

LAT...LON 3311 7929 3309 7956 3315 7953 3315 7952
      3317 7951 3320 7948 3321 7946 3321 7945
      3322 7944 3321 7943 3318 7940 3316 7935
      3315 7929 3314 7927 3312 7927
TIME...MOT...LOC 1817Z 285DEG 3KT 3315 7939

$$

JAQ

2 follow-up statements

876 
WWUS52 KCHS 251838
SVSCHS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
238 PM EDT FRI JUL 25 2014

SCC019-251915-
/O.CON.KCHS.SV.W.0076.000000T0000Z-140725T1915Z/
CHARLESTON SC-
238 PM EDT FRI JUL 25 2014

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM EDT
FOR PORTIONS OF CHARLESTON COUNTY...

AT 238 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM NEAR SOUTH SANTEE...MOVING SOUTHWEST
AT 10 MPH.

PREPARE NOW FOR THE FOLLOWING HAZARDS...
DAMAGING WINDS IN EXCESS OF 60 MPH...
HAIL UP TO QUARTER SIZE...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS THUNDERSTORM IS CAPABLE OF PRODUCING VERY HEAVY RAIN...WHICH MAY
FLOOD ROADS...DITCHES AND LOW-LYING AREAS. AVOID FLOOD PRONE AREAS
AND DO NOT DRIVE INTO PLACES WHERE WATER COVERS THE ROAD.

EXCESSIVE LIGHTNING IS OCCURRING WITH THIS THUNDERSTORM. IF
OUTDOORS... AVOID OPEN SPACES AND REMAIN LOW...KEEPING YOUR DISTANCE
FROM TALL OBJECTS SUCH AS TREES AND UTILITY POLES. IF INDOORS...STAY
AWAY FROM WINDOWS AND PLUMBING. ELECTRICAL APPLIANCES SHOULD BE
UNPLUGGED UNTIL THE THUNDERSTORM IS NO LONGER A THREAT.

&&

LAT...LON 3311 7929 3309 7956 3315 7953 3315 7952
      3317 7951 3320 7948 3321 7946 3321 7945
      3322 7944 3321 7943 3318 7940 3316 7935
      3315 7929 3314 7927 3312 7927
TIME...MOT...LOC 1838Z 062DEG 7KT 3313 7942

$$

195 
WWUS52 KCHS 251908
SVSCHS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
308 PM EDT FRI JUL 25 2014

SCC019-251918-
/O.EXP.KCHS.SV.W.0076.000000T0000Z-140725T1915Z/
CHARLESTON SC-
308 PM EDT FRI JUL 25 2014

...THE SEVERE THUNDERSTORM WARNING FOR PORTIONS OF CHARLESTON COUNTY
WILL EXPIRE AT 315 PM EDT...

AT 308 PM EDT...RADAR INDICATED THAT THE THUNDERSTORM WHICH PROMPTED
THE WARNING HAD WEAKENED...THUS THE SEVERE THUNDERSTORM WARNING HAS
BEEN ALLOWED TO EXPIRE.

ALTHOUGH THE SEVERE THUNDERSTORM WARNING IS NO LONGER IN EFFECT...
THUNDERSTORMS ARE STILL CAPABLE OF PRODUCING GUSTY WINDS...SMALL
HAIL...FREQUENT LIGHTNING AND HEAVY RAINFALL. THE SAFEST COURSE OF
ACTION IS TO REMAIN INDOORS UNTIL THE STORMS HAVE PASSED.

ALTHOUGH THE IMMEDIATE THREAT FOR DAMAGING WINDS AND LARGE HAIL HAS
ENDED...THUNDERSTORMS ARE STILL PRODUCING FREQUENT CLOUD TO GROUND
LIGHTNING STRIKES. THE SAFEST COURSE OF ACTION IS TO REMAIN INDOORS
UNTIL THE STORMS HAVE PASSED.

LAT...LON 3311 7929 3309 7956 3315 7953 3315 7952
      3317 7951 3320 7948 3321 7946 3321 7945
      3322 7944 3321 7943 3318 7940 3316 7935
      3315 7929 3314 7927 3312 7927
TIME...MOT...LOC 1908Z 264DEG 12KT 3313 7943

$$

What forecasters said that day

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

NWS Charleston, SC wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 25, 2:11 PM EDT, 6 minutes earlier.

Area forecast discussion, Jul 25, 2:11 PM EDT, 6 minutes before

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Hazardous weather outlook, Jul 25, 11:29 AM EDT, 2 hours 48 minutes before

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In the hours before

Special weather statement, Jul 25, 1:56 PM EDT, 21 minutes before

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  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 25, 1:56 PM EDT	Special Weather Statement	CHS	Georgetown	34 min
Jul 25, 2:28 PM EDT	Special Weather Statement	CHS	Berkeley	32 min
Jul 25, 2:43 PM EDT	Special Marine Warning	CHS		62 min
Jul 25, 2:57 PM EDT	Special Marine Warning	CHS		63 min
Jul 25, 3:15 PM EDT	Areal Flood Advisory	CHS	Charleston, Colleton	90 min
Jul 25, 3:41 PM EDT	Special Weather Statement	CHS	Charleston	49 min
Jul 25, 4:29 PM EDT	Special Weather Statement	CHS	Beaufort	31 min
Jul 25, 5:19 PM EDT	Special Weather Statement	CHS	Beaufort	41 min
Jul 25, 5:37 PM EDT	Special Weather Statement	CHS	Colleton	53 min
Jul 25, 5:46 PM EDT	Severe Thunderstorm Warning	CHS	Beaufort	59 min
Jul 25, 6:05 PM EDT	Areal Flood Advisory	CHS	Beaufort	55 min
Jul 25, 6:13 PM EDT	Severe Thunderstorm Warning	CHS	Colleton	62 min
Jul 25, 6:45 PM EDT	Severe Thunderstorm Warning	CHS	Beaufort, Jasper	60 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 2014 Every severe thunderstorm warning in 2014

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.