Alert archive / Georgia / Special Weather Statements in 2012

Special Weather Statement, NWS Charleston, SC

May 22, 2012McIntosh County, Georgia

NWS Charleston, SC issued this special weather statement at May 22, 2012, 9:57 PM EDT for McIntosh County, Georgia. It was in force for 33 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: May 22, 2012, 9:57 PM EDT (01:57 UTC)
Expired: May 22, 2012, 10:30 PM EDT
In force: 33 min
Issued by: NWS Charleston, SC

County McIntosh County, GA

The radar

The Jacksonville radar (KJAX), 104 km from the middle of the area, began a volume at 02:00 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

Jacksonville, FL (KJAX), launched 00:00Z, 2.0 hours before the alert went out and 102 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: 407 J/kg
Mixed-layer CIN: -87 J/kg
Mixed-layer LCL: 1926 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 77 m²/s²
0-3 km storm-relative helicity: 103 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.5

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 May 22, 9:41 PM EDT, 16 minutes earlier.

Area forecast discussion, May 22, 9:41 PM EDT, 16 minutes before

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Hazardous weather outlook, May 22, 9:50 PM EDT, 7 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHARLESTON SC
950 PM EDT TUE MAY 22 2012

AMZ330-350-352-354-374-GAZ087-088-099>101-114>119-137>141-SCZ040-
042>045-047>052-240200-
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-
950 PM EDT TUE MAY 22 2012

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

.DAY ONE...TONIGHT.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

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

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Local storm report, May 22, 8:02 PM EDT, 1 hour 55 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
802 PM EDT TUE MAY 22 2012

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

0755 PM     FUNNEL CLOUD     2 SW OLD SANTEE CANAL S 33.17N  79.99W
05/22/2012                   BERKELEY           SC   TRAINED SPOTTER

            SEVERAL SPOTTERS HAVE REPORTED A FUNNEL CLOUD OFF OF
            CYPRESS GARDENS ROAD IN MONCKS CORNER.

&&

EVENT NUMBER CHS1200199

BDC

Local storm report, May 22, 8:15 PM EDT, 1 hour 42 minutes before

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Local storm report, May 22, 8:41 PM EDT, 1 hour 16 minutes before

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Local storm report, May 22, 9:08 PM EDT, 49 minutes before

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Special weather statement, May 22, 9:32 PM EDT, 25 minutes before

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Special weather statement, May 22, 9:57 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
May 22, 9:32 PM EDT	Special Weather Statement	CHS	Evans, Long, Tattnall	28 min
May 22, 9:59 PM EDT	Special Weather Statement	CHS	Bryan, Liberty	46 min
May 22, 10:21 PM EDT	Special Marine Warning	CHS		84 min
May 22, 11:19 PM EDT	Special Marine Warning	CHS		86 min
May 22, 11:28 PM EDT	Special Weather Statement	CHS	Candler, Evans	32 min
May 23, 12:24 AM EDT	Special Marine Warning	CHS		2 hr
May 23, 1:40 AM EDT	Special Weather Statement	CHS	Tattnall	50 min
May 23, 2:38 AM EDT	Special Weather Statement	CHS	McIntosh	67 min
May 23, 3:23 AM EDT	Severe Thunderstorm Warning	CHS	Long, McIntosh	21 min
May 22, 8:07 PM EDT	Severe Thunderstorm Warning	CHS	Berkeley, Charleston	53 min
May 22, 8:18 PM EDT	Tornado Warning	CHS	Berkeley	19 min

Nearby

Special Weather Statements in Georgia, 2012 Every 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.