Alert archive / Georgia / Special Weather Statements in 2011

Special Weather Statement, NWS Charleston, SC

July 5, 2011Screven County, Georgia

NWS Charleston, SC issued this special weather statement at Jul 5, 2011, 8:34 PM EDT for Screven County, Georgia. It was in force for 26 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jul 5, 2011, 8:34 PM EDT (00:34 UTC)
Expired: Jul 5, 2011, 9:00 PM EDT
In force: 26 min
Issued by: NWS Charleston, SC

County Screven County, GA

The radar

The Charleston,SC radar (KCLX), 66 km from the middle of the area, began a volume at 00:37 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 nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 0.6 hours before the alert went out and 266 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 276 J/kg
Mixed-layer CIN: -65 J/kg
Mixed-layer LCL: 1741 m above ground
0-6 km bulk shear: 7 kt
0-1 km storm-relative helicity: 21 m²/s²
0-3 km storm-relative helicity: 0 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jul 5, 7:12 PM EDT, 1 hour 22 minutes earlier.

Area forecast discussion, Jul 5, 7:12 PM EDT, 1 hour 22 minutes before

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Hazardous weather outlook, Jul 5, 4:27 AM EDT, 16 hours 7 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHARLESTON SC
427 AM EDT TUE JUL 5 2011

AMZ330-350-352-354-374-GAZ087-088-099>101-114>119-137>141-SCZ040-
042>045-047>052-060830-
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-EFFINGHAM-TATTNALL-EVANS-
INLAND BRYAN-COASTAL BRYAN-INLAND CHATHAM-COASTAL CHATHAM-LONG-
INLAND LIBERTY-COASTAL LIBERTY-INLAND MCINTOSH-COASTAL MCINTOSH-
ALLENDALE-HAMPTON-INLAND COLLETON-DORCHESTER-INLAND BERKELEY-
INLAND JASPER-BEAUFORT-COASTAL COLLETON-CHARLESTON-COASTAL JASPER-
TIDAL BERKELEY-
427 AM EDT TUE JUL 5 2011

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

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

33

In the hours before

Local storm report, Jul 5, 5:10 PM EDT, 3 hours 24 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
510 PM EDT TUE JUL 05 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0500 PM     HAIL             2 S SAINT STEPHEN       33.38N  79.92W
07/05/2011  E1.00 INCH       BERKELEY           SC   PUBLIC

            THE PUBLIC REPORTED QUARTER SIZE HAIL NEAR HIGHWAY 52.

&&

EVENT NUMBER CHS1100628

DPB

Local storm report, Jul 5, 5:12 PM EDT, 3 hours 22 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
512 PM EDT TUE JUL 05 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0507 PM     HAIL             SAINT STEPHEN           33.40N  79.92W
07/05/2011  E0.75 INCH       BERKELEY           SC   TRAINED SPOTTER

            A SPOTTER REPORTED PENNY SIZE HAIL IN SAINT STEPHEN.

&&

EVENT NUMBER CHS1100629

DPB

Special weather statement, Jul 5, 5:12 PM EDT, 3 hours 22 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
512 PM EDT TUE JUL 5 2011

GAZ137-140-052145-
INLAND MCINTOSH-LONG-
512 PM EDT TUE JUL 5 2011

...STRONG THUNDERSTORMS WILL IMPACT PORTIONS OF LONG AND MCINTOSH
COUNTIES THROUGH 545 PM EDT...

AT 509 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM...NEAR COX...NEARLY STATIONARY.

SOME LOCATIONS THAT WILL BE AFFECTED INCLUDE...
COX...TIBET AND TOWNSEND...

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

&&

LAT...LON 3143 8161 3145 8162 3147 8162 3149 8165
      3154 8167 3156 8170 3159 8172 3166 8169
      3158 8145 3139 8157
TIME...MOT...LOC 2112Z 203DEG 2KT 3150 8163

Special weather statement, Jul 5, 5:30 PM EDT, 3 hours 4 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
530 PM EDT TUE JUL 5 2011

SCZ045-052200-
INLAND BERKELEY-
530 PM EDT TUE JUL 5 2011

...STRONG THUNDERSTORMS WILL IMPACT PORTIONS OF BERKELEY COUNTY
THROUGH 600 PM EDT...
...MARINERS ON LAKE MOULTRIE SHOULD SEEK SAFE HARBOR...

AT 529 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM...NEAR MOOREFIELD...MOVING NORTHEAST AT 5 MPH.

SOME LOCATIONS THAT WILL BE AFFECTED INCLUDE...
CROSS...EADYTOWN...EASTERN LAKE MARION...MONCKS CORNER...NORTHERN
LAKE MOULTRIE...OLD SANTEE CANAL STATE PARK...PINOPOLIS AND SOUTHERN
LAKE MOULTRIE...

PREPARE NOW FOR THE FOLLOWING HAZARDS...
GUSTY WINDS OF 40 TO 50 MPH...
DIME SIZE HAIL...
FREQUENT CLOUD TO GROUND LIGHTNING...
TORRENTIAL RAIN WHICH MAY PRODUCE LOCALIZED FLOODING...

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 3350 8009 3317 7994 3312 8019 3327 8030
      3330 8026 3336 8024 3339 8025 3340 8023
      3344 8023 3346 8020 3346 8015 3348 8016
      3350 8013
TIME...MOT...LOC 2130Z 241DEG 5KT 3328 8017

Special weather statement, Jul 5, 7:06 PM EDT, 1 hour 28 minutes before

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Special weather statement, Jul 5, 8:34 PM EDT, 0 minutes before

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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 6, 1:36 PM EDT	Special Weather Statement	CHS	Effingham	39 min
Jul 6, 2:43 PM EDT	Special Weather Statement	CHS	Screven	32 min
Jul 6, 2:48 PM EDT	Special Weather Statement	CHS	Effingham	42 min
Jul 6, 4:02 PM EDT	Severe Thunderstorm Warning	CHS	Effingham	43 min
Jul 6, 4:22 PM EDT	Severe Thunderstorm Warning	CHS	Bryan, Bulloch, Chatham, Effingham	38 min
Jul 6, 5:13 PM EDT	Special Weather Statement	CHS	Bulloch	32 min
Jul 6, 5:37 PM EDT	Special Weather Statement	CHS	Evans	23 min
Jul 6, 6:10 PM EDT	Special Weather Statement	CHS	Candler	50 min
Jul 6, 6:24 PM EDT	Areal Flood Advisory	CHS	Bulloch, Candler, Evans	111 min
Jul 6, 7:30 PM EDT	Special Weather Statement	CHS	Long	30 min
Jul 6, 7:46 PM EDT	Severe Thunderstorm Warning	CHS	Liberty, Long, Tattnall	42 min
Jul 6, 1:47 PM EDT	Special Weather Statement	CHS	Hampton	28 min
Jul 6, 2:04 PM EDT	Special Weather Statement	CHS	Dorchester	26 min
Jul 6, 2:16 PM EDT	Special Weather Statement	CHS	Hampton	29 min
Jul 6, 2:42 PM EDT	Severe Thunderstorm Warning	CHS	Colleton, Dorchester	48 min
Jul 6, 2:51 PM EDT	Special Weather Statement	CHS	Allendale	24 min
Jul 6, 3:23 PM EDT	Areal Flood Advisory	CHS	Colleton, Dorchester	66 min
Jul 6, 3:23 PM EDT	Severe Thunderstorm Warning	CHS	Beaufort, Colleton, Hampton, Jasper	67 min
Jul 6, 3:39 PM EDT	Severe Thunderstorm Warning	CHS	Colleton	51 min
Jul 6, 3:57 PM EDT	Special Weather Statement	CHS	Jasper	48 min

Nearby

Special Weather Statements in Georgia, 2011 Every special weather statement in 2011

Sources

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