Alert archive / South Carolina / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 87, NWS Charleston, SC

July 10, 2010Beaufort County, Charleston County, Colleton County, South Carolina

NWS Charleston, SC issued this severe thunderstorm warning at Jul 10, 2010, 5:20 PM EDT for Beaufort County, Charleston County, Colleton County, South Carolina. It was in force for 40 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 10, 2010, 5:20 PM EDT (21:20 UTC)
Expired: Jul 10, 2010, 6:00 PM EDT
In force: 40 min
Issued by: NWS Charleston, SC
Area: Storm-based polygon

Counties Beaufort County, SC, Charleston County, SC, Colleton County, SC

The radar

The Charleston,SC radar (KCLX), 58 km from the middle of the area, began a volume at 21:22 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 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 10, 2:52 PM EDT, 2 hours 28 minutes earlier.

Area forecast discussion, Jul 10, 2:52 PM EDT, 2 hours 28 minutes before

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Hazardous weather outlook, Jul 10, 12:39 PM EDT, 4 hours 41 minutes before

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE CHARLESTON SC
1239 PM EDT SAT JUL 10 2010

AMZ330-350-352-354-374-GAZ087-088-099-100-114-115-SCZ040-111000-
CHARLESTON HARBOR-
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM...INCLUDING
GRAYS REEF NATIONAL MARINE SANCTUARY-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA EXTENDING FROM 20 TO
60 NM-JENKINS-SCREVEN-CANDLER-BULLOCH-TATTNALL-EVANS-ALLENDALE-
1239 PM EDT SAT JUL 10 2010

...STRONG TO SEVERE THUNDERSTORMS POSSIBLE THIS AFTERNOON AND
EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR ATLANTIC COASTAL
WATERS...SOUTHEAST GEORGIA AND SOUTHEAST SOUTH CAROLINA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

SEVERE THUNDERSTORMS...SCATTERED TO NUMEROUS SHOWERS AND
THUNDERSTORMS WILL DEVELOP ACROSS MUCH OF SOUTHEAST SOUTH CAROLINA
AND SOUTHEAST GEORGIA THIS AFTERNOON AND EVENING AHEAD OF AN
APPROACHING COLD FRONT. THERE IS A POTENTIAL FOR SOME OF THESE
THUNDERSTORMS TO BECOME SEVERE WITH DAMAGING WINDS IN EXCESS OF 60
MPH BEING THE PRIMARY HAZARD ALONG WITH FREQUENT CLOUD TO GROUND
LIGHTNING AND LOCALLY HEAVY RAINFALL. THE RISK FOR SEVERE
THUNDERSTORMS WILL BE GREATEST NORTH OF INTERSTATE 16...INCLUDING
THE ADJACENT COASTAL WATERS...HOWEVER AN ISOLATED SEVERE
THUNDERSTORM COULD STILL OCCUR BETWEEN INTERSTATE 16 AND THE
ALTAMAHA RIVER.

PEOPLE ACROSS SOUTHEAST SOUTH CAROLINA AND SOUTHEAST GEORGIA
SHOULD CONTINUE TO MONITOR THE LATEST WEATHER CONDITIONS
THROUGHOUT THE DAY. THIS CAN BE DONE THROUGH NOAA WEATHER RADIO
ALL HAZARDS...TV OR YOUR LOCAL NEWS SOURCE. BE PREPARED TO TAKE
ACTION SHOULD THREATENING WEATHER APPROACH OR IF WARNINGS ARE
ISSUED.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED AFTER 2 PM.

GAZ101-116>119-137>141-SCZ042>045-047>052-111000-
EFFINGHAM-INLAND BRYAN-COASTAL BRYAN-INLAND CHATHAM-COASTAL CHATHAM-
LONG-INLAND LIBERTY-COASTAL LIBERTY-INLAND MCINTOSH-COASTAL MCINTOSH-
HAMPTON-INLAND COLLETON-DORCHESTER-INLAND BERKELEY-INLAND JASPER-
BEAUFORT-COASTAL COLLETON-CHARLESTON-COASTAL JASPER-TIDAL BERKELEY-
1239 PM EDT SAT JUL 10 2010

...STRONG TO SEVERE THUNDERSTORMS POSSIBLE THIS AFTERNOON AND
EVENING...
...HEAT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST GEORGIA AND
SOUTHEAST SOUTH CAROLINA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   HEAT ADVISORY.

SEVERE THUNDERSTORMS...SCATTERED TO NUMEROUS SHOWERS AND
THUNDERSTORMS WILL DEVELOP ACROSS MUCH OF SOUTHEAST SOUTH CAROLINA
AND SOUTHEAST GEORGIA THIS AFTERNOON AND EVENING AHEAD OF AN
APPROACHING COLD FRONT. THERE IS A POTENTIAL FOR SOME OF THESE
THUNDERSTORMS TO BECOME SEVERE WITH DAMAGING WINDS IN EXCESS OF 60
MPH BEING THE PRIMARY HAZARD ALONG WITH FREQUENT CLOUD TO GROUND
LIGHTNING AND LOCALLY HEAVY RAINFALL. THE RISK FOR SEVERE
THUNDERSTORMS WILL BE GREATEST NORTH OF INTERSTATE 16...INCLUDING
THE ADJACENT COASTAL WATERS...HOWEVER AN ISOLATED SEVERE
THUNDERSTORM COULD STILL OCCUR BETWEEN INTERSTATE 16 AND THE
ALTAMAHA RIVER.

PEOPLE ACROSS SOUTHEAST SOUTH CAROLINA AND SOUTHEAST GEORGIA
SHOULD CONTINUE TO MONITOR THE LATEST WEATHER CONDITIONS
THROUGHOUT THE DAY. THIS CAN BE DONE THROUGH NOAA WEATHER RADIO
ALL HAZARDS...TV OR YOUR LOCAL NEWS SOURCE. BE PREPARED TO TAKE
ACTION SHOULD THREATENING WEATHER APPROACH OR IF WARNINGS ARE
ISSUED.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED AFTER 2 PM.

In the hours before

Special weather statement, Jul 10, 3:59 PM EDT, 1 hour 21 minutes before

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Special weather statement, Jul 10, 4:47 PM EDT, 33 minutes before

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Special weather statement, Jul 10, 4:48 PM EDT, 32 minutes before

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Special weather statement, Jul 10, 4:55 PM EDT, 25 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
455 PM EDT SAT JUL 10 2010

GAZ101-118-SCZ047-048-051-102145-
BEAUFORT-COASTAL JASPER-EFFINGHAM-INLAND CHATHAM-INLAND JASPER-
455 PM EDT SAT JUL 10 2010

...STRONG THUNDERSTORMS WILL IMPACT PORTIONS OF EFFINGHAM...
BEAUFORT...CHATHAM AND JASPER COUNTIES THROUGH 545 PM EDT...

AT 449 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM...NEAR COLDBROOK...MOVING EAST AT 20 MPH.

SOME LOCATIONS THAT WILL BE AFFECTED INCLUDE...
MEINHARD...MONTEITH...PORT WENTWORTH AND BELLINGER HILL AREA...

PREPARE NOW FOR THE FOLLOWING HAZARDS...
GUSTY WINDS OF 40 TO 50 MPH...
DIME SIZE HAIL...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AS STORMS APPROACH.
BE READY TO TAKE IMMEDIATE ACTION IN CASE A SEVERE THUNDERSTORM
WARNING IS ISSUED FOR YOUR LOCATION.

&&

LAT...LON 3228 8097 3211 8099 3216 8126 3229 8125
TIME...MOT...LOC 2054Z 280DEG 18KT 3221 8119

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 10, 1:04 AM EDT	Special Marine Warning	CHS		116 min
Jul 10, 12:31 PM EDT	Heat Advisory	CHS	Effingham, Long	5 hr
Jul 10, 3:59 PM EDT	Special Weather Statement	CHS	Effingham	46 min
Jul 10, 4:55 PM EDT	Special Weather Statement	CHS	Chatham	50 min
Jul 10, 5:13 PM EDT	Special Marine Warning	CHS		2 hr
Jul 10, 5:46 PM EDT	Special Marine Warning	CHS		119 min
Jul 10, 6:05 PM EDT	Special Weather Statement	CHS	Long	25 min
Jul 10, 6:09 PM EDT	Severe Thunderstorm Warning	CHS	Chatham	66 min
Jul 10, 6:26 PM EDT	Special Marine Warning	CHS		2 hr
Jul 10, 6:29 PM EDT	Special Weather Statement	CHS	Liberty	46 min
Jul 10, 6:42 PM EDT	Special Marine Warning	CHS		2 hr
Jul 10, 7:32 PM EDT	Special Weather Statement	CHS	Chatham	28 min
Jul 10, 7:42 PM EDT	Areal Flood Advisory	CHS	Chatham	90 min
Jul 10, 7:46 PM EDT	Special Weather Statement	CHS	McIntosh	29 min
Jul 10, 1:00 AM EDT	Special Weather Statement	CHS	Berkeley	60 min
Jul 10, 4:47 PM EDT	Special Weather Statement	CHS	Charleston	43 min
Jul 10, 4:48 PM EDT	Special Weather Statement	CHS	Beaufort	27 min
Jul 10, 5:28 PM EDT	Severe Thunderstorm Warning	CHS	Beaufort	62 min
Jul 10, 5:30 PM EDT	Special Weather Statement	CHS	Charleston	30 min
Jul 10, 5:40 PM EDT	Special Weather Statement	CHS	Charleston	35 min
Jul 10, 5:55 PM EDT	Special Weather Statement	CHS	Berkeley	35 min
Jul 10, 7:18 PM EDT	Special Weather Statement	CHS	Berkeley	42 min
Jul 10, 7:51 PM EDT	Special Weather Statement	CHS	Berkeley	39 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 2010 Every severe thunderstorm warning in 2010

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.