Alert archive / Georgia / Special Weather Statements in 2012

Special Weather Statement, NWS Charleston, SC

July 3, 2012Screven County, Georgia

NWS Charleston, SC issued this special weather statement at Jul 3, 2012, 10:22 PM EDT for Screven County, Georgia. It was in force for 53 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 3, 2012, 10:22 PM EDT (02:22 UTC)
Expired
Jul 3, 2012, 11:15 PM EDT
In force
53 min
Issued by
NWS Charleston, SC

County Screven County, GA

The radar

The Charleston,SC radar (KCLX), 72 km from the middle of the area, began a volume at 02:22 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.

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 00:00Z, 2.4 hours before the alert went out and 172 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-pSkew-T log-p diagram, Charleston AFB, SC at 00:00Z on 2012-07-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2526 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Charleston AFB, SC at 00:00Z on 2012-07-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 12 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
2526 J/kg
Mixed-layer CIN
-48 J/kg
Mixed-layer LCL
1241 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
12 m²/s²
0-3 km storm-relative helicity
71 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 3, 10:10 PM EDT, 12 minutes earlier.

Area forecast discussion, Jul 3, 10:10 PM EDT, 12 minutes before
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Hazardous weather outlook, Jul 3, 9:57 PM EDT, 25 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHARLESTON SC
957 PM EDT TUE JUL 3 2012

AMZ330-350-352-354-374-GAZ087-088-099>101-114>119-137>141-SCZ040-
042>045-047>052-050200-
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-
957 PM EDT TUE JUL 3 2012

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

.DAY ONE...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.

In the hours before

Local storm report, Jul 3, 8:51 PM EDT, 1 hour 31 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
851 PM EDT TUE JUL 03 2012

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

0843 PM     COASTAL FLOOD    CHARLESTON              32.78N  79.94W
07/03/2012                   CHARLESTON         SC   PILOT BOAT

            THE CHARLESTON BRANCH PILOTS ASSOCIATION REPORTS THAT
            THERE IS A SMALL AMOUNT OF SALT WATER ON THE EDGE OF
            THEIR PARKING LOT.

&&

EVENT NUMBER CHS1200457

33
Local storm report, Jul 3, 8:55 PM EDT, 1 hour 27 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
855 PM EDT TUE JUL 03 2012

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

0843 PM     COASTAL FLOOD    1 E CHARLESTON          32.78N  79.93W
07/03/2012                   CHARLESTON         SC   TIDE GAGE

            AN ESTIMATED TIDE LEVEL OF 7.0 FT MLLW WAS OBSERVED BY
            THE NOS TIDE GAGE IN THE CHARLESTON HARBOR. THE
            ESTIMATED HEIGHT IS BASED ON RECENT TIDAL DEPARTURES
            BEFORE THE GAGE STOPPED REPORTING AS OF 724 PM EST
            TODAY. SHALLOW COASTAL FLOODING TYPICALLY BEGINS ALONG
            THE LOWER SOUTH CAROLINA COAST WHEN THE TIDE LEVELS
            REACH 7.0 FT MLLW IN THE CHARLESTON HARBOR.

&&

EVENT NUMBER CHS1200458

33
Local storm report, Jul 3, 9:55 PM EDT, 27 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE CHARLESTON SC
955 PM EDT TUE JUL 03 2012

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

0843 PM     COASTAL FLOOD    1 E CHARLESTON          32.78N  79.93W
07/03/2012                   CHARLESTON         SC   TIDE GAGE

            A TIDE LEVEL OF 7.04 FT MLLW WAS OBSERVED BY THE NOS
            TIDE GAGE IN THE CHARLESTON HARBOR. SHALLOW COASTAL
            FLOODING TYPICALLY BEGINS ALONG THE LOWER SOUTH CAROLINA
            COAST WHEN THE TIDE LEVELS REACH 7.0 FT MLLW IN THE
            CHARLESTON HARBOR.

&&

CORRECTED REMARKS

EVENT NUMBER CHS1200458

33
Local storm report, Jul 3, 10:02 PM EDT, 20 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE CHARLESTON SC
1002 PM EDT TUE JUL 03 2012

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

0255 PM     TSTM WND DMG     7 ENE SYLVANIA          32.80N  81.54W
07/03/2012                   SCREVEN            GA   PUBLIC

            THE PUBLIC REPORTED A TREE DOWN.

0323 PM     TSTM WND DMG     3 NW APPLETON           33.07N  81.41W
07/03/2012                   ALLENDALE          SC   LAW ENFORCEMENT

            A DEPUTY REPORTED ONE TREE DOWN ALONG HIGHWAY 125.

0414 PM     TSTM WND DMG     2 ENE GUYTON            32.34N  81.37W
07/03/2012                   EFFINGHAM          GA   FOREST SERVICE

            THE GEORGIA FORESTRY COMMISSION REPORTED A FEW LARGE
            LIMBS DOWN. LIMBS WERE GREATER THAN 6 INCHES IN
            DIAMETER.

0414 PM     HAIL             2 ENE GUYTON            32.34N  81.37W
07/03/2012  E0.70 INCH       EFFINGHAM          GA   FOREST SERVICE

            THE GEORGIA FORESTRY COMMISION REPORTED DIME SIZE HAIL.

0515 PM     TSTM WND DMG     1 SE MILLEN             32.80N  81.94W
07/03/2012                   JENKINS            GA   PUBLIC

            THE PUBLIC REPORTED ONE TREE AND POWER LINE DOWN.

0610 PM     TSTM WND DMG     4 SSE NEVILS            32.22N  81.73W
07/03/2012                   BULLOCH            GA   911 CALL CENTER

            THE BULLOCH COUNTY 911 CENTER REPORTED SEVERAL TREES
            DOWN NEAR NEVILS.

0643 PM     TSTM WND DMG     5 NNW CLAXTON           32.24N  81.92W
07/03/2012                   EVANS              GA   911 CALL CENTER

            THE EVANS COUNTY 911 CENTER RELAYED A REPORT OF 1 TREE
            DOWN ALONG TIPPINS ROAD.

0706 PM     TSTM WND DMG     3 N MANASSAS            32.21N  82.02W
07/03/2012                   TATTNALL           GA   911 CALL CENTER

            THE TATTNALL COUNTY 911 CENTER RELAYED A REPORT OF A
            PECAN TREE DOWN ALONG ANDERSON CHURCH ROAD.

0720 PM     TSTM WND DMG     1 E COLLINS             32.18N  82.09W
07/03/2012                   TATTNALL           GA   911 CALL CENTER

            THE TATTNALL COUNTY 911 CENTER RELAYED A REPORT OF 2
            TREES DOWN NEAR COLLINS GEORGIA.

0720 PM     HAIL             1 E COLLINS             32.18N  82.09W
07/03/2012  E0.70 INCH       TATTNALL           GA   911 CALL CENTER

            THE TATTNALL COUNTY 911 CENTER RELAYED A REPORT OF DIME
            SIZE HAIL NEAR COLLINS GEORGIA.

0843 PM     COASTAL FLOOD    CHARLESTON              32.78N  79.94W
07/03/2012                   CHARLESTON         SC   PILOT BOAT

            THE CHARLESTON BRANCH PILOTS ASSOCIATION REPORTS THAT
            THERE IS A SMALL AMOUNT OF SALT WATER ON THE EDGE OF
            THEIR PARKING LOT.

0843 PM     COASTAL FLOOD    1 E CHARLESTON          32.78N  79.93W
07/03/2012                   CHARLESTON         SC   TIDE GAGE

            A TIDE LEVEL OF 7.04 FT MLLW WAS OBSERVED BY THE NOS
            TIDE GAGE IN THE CHARLESTON HARBOR. SHALLOW COASTAL
            FLOODING TYPICALLY BEGINS ALONG THE LOWER SOUTH CAROLINA
            COAST WHEN THE TIDE LEVELS REACH 7.0 FT MLLW IN THE
            CHARLESTON HARBOR.

&&

EVENT NUMBER CHS1200447 CHS1200448 CHS1200449 CHS1200450 CHS1200451
CHS1200452 CHS1200456 CHS1200455 CHS1200453 CHS1200454 CHS1200457
CHS1200458

33
Special weather statement, Jul 3, 10:04 PM EDT, 18 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
1004 PM EDT TUE JUL 3 2012

GAZ100-115-116-138-040245-
BULLOCH-EVANS-INLAND BRYAN-INLAND LIBERTY-
1004 PM EDT TUE JUL 3 2012

...STRONG THUNDERSTORMS WILL IMPACT PORTIONS OF EVANS...BULLOCH...
LIBERTY AND BRYAN COUNTIES THROUGH 1045 PM EDT...

AT 1003 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM...NEAR GROVELAND...MOVING NORTH AT 5 MPH.

SOME LOCATIONS THAT WILL BE AFFECTED INCLUDE...
BAY...DAISY...DENMARK...GROVELAND...NEVILS AND PEMBROKE...

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

HAVE AN ACTION PLAN READY IN THE EVENT THIS STORM STRENGTHENS OR A
WARNING IS ISSUED. CONTINUE TO MONITOR NOAA WEATHER RADIO ALL HAZARDS
FOR THE LATEST WEATHER INFORMATION.

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 3236 8181 3225 8147 3198 8169 3203 8178
      3205 8177 3205 8181 3208 8188
TIME...MOT...LOC 0204Z 189DEG 5KT 3211 8175
Special weather statement, Jul 3, 10:22 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
1022 PM EDT TUE JUL 3 2012

GAZ088-100-040315-
BULLOCH-SCREVEN-
1022 PM EDT TUE JUL 3 2012

...STRONG THUNDERSTORMS WILL IMPACT PORTIONS OF SCREVEN AND BULLOCH
COUNTIES THROUGH 1115 PM EDT...

AT 1022 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM...NEAR MALLARDS POND...MOVING NORTHEAST AT 10
MPH.

SOME LOCATIONS THAT WILL BE AFFECTED INCLUDE...
ALTMAN...CAPTOLO...DOVER...HOPEULIKIT...HUNTERS...MIDDLEGROUND...
PORTAL...ROCKY FORD AND WOODCLIFF...

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

HAVE AN ACTION PLAN READY IN THE EVENT THIS STORM STRENGTHENS OR A
WARNING IS ISSUED. CONTINUE TO MONITOR NOAA WEATHER RADIO ALL HAZARDS
FOR THE LATEST WEATHER INFORMATION.

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 3263 8191 3265 8185 3267 8187 3268 8187
      3280 8182 3269 8144 3244 8172 3252 8195
TIME...MOT...LOC 0223Z 203DEG 8KT 3258 8180

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 3, 10:04 PM EDTSpecial Weather StatementCHSEvans41 min
Jul 3, 10:08 PM EDTSevere Thunderstorm WarningCHSBryan, Bulloch, Evans, Liberty67 min
Jul 3, 10:55 PM EDTSpecial Weather StatementCHSCandler35 min
Jul 3, 10:57 PM EDTSpecial Weather StatementCHSLong48 min

Nearby

Special Weather Statements in Georgia, 2012Every special weather statement in 2012

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.