Alert archive / Mississippi / Tornado Warnings in 2012

Tornado Warning 33, NWS New Orleans, LA

March 23, 2012Hancock County, Mississippi

NWS New Orleans, LA issued this tornado warning at Mar 23, 2012, 2:29 AM CDT for Hancock County, Mississippi. It was in force for 46 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: Mar 23, 2012, 2:29 AM CDT (07:29 UTC)
Expired: Mar 23, 2012, 3:15 AM CDT
In force: 46 min
Issued by: NWS New Orleans, LA
Area: Storm-based polygon

County Hancock County, MS

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 7.5 hours before the alert went out and 22 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: 151 J/kg
Mixed-layer CIN: -71 J/kg
Mixed-layer LCL: 523 m above ground
0-6 km bulk shear: 53 kt
0-1 km storm-relative helicity: 157 m²/s²
0-3 km storm-relative helicity: 232 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.0

Open this sounding in Storm Lab

The text

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

135 
WFUS54 KLIX 230729
TORLIX
MSC045-230815-
/O.NEW.KLIX.TO.W.0033.120323T0729Z-120323T0815Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
229 AM CDT FRI MAR 23 2012

THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL HANCOCK COUNTY IN SOUTHERN MISSISSIPPI...

* UNTIL 315 AM CDT

* AT 228 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR STENNIS
  SPACE CENTER...OR 11 MILES NORTHEAST OF SLIDELL...MOVING NORTHEAST
  AT 20 MPH.

* THE TORNADO WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE
  INDICATED COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE DURING A TORNADO IS UNDER A WORKBENCH OR OTHER
PIECE OF STURDY FURNITURE. SEEK SHELTER ON THE LOWEST FLOOR OF THE
BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM
WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

&&

LAT...LON 3043 8945 3034 8963 3036 8966 3038 8967
      3052 8953
TIME...MOT...LOC 0730Z 234DEG 16KT 3038 8963

$$

The office that day

Everything else NWS New Orleans, LA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 22, 8:36 PM CDT	Severe Thunderstorm Warning	LIX	Harrison, Jackson	39 min
Mar 22, 8:45 PM CDT	Tornado Warning	LIX	Harrison, Jackson	30 min
Mar 23, 3:07 AM CDT	Tornado Warning	LIX	Hancock, Harrison	38 min
Mar 23, 3:51 AM CDT	River Flood Warning	LIX	Hancock	49 hr
Mar 23, 5:21 AM CDT	Areal Flood Advisory	LIX	Hancock	114 min

Nearby

Tornado Warnings in Mississippi, 2012 Every tornado warning in 2012 Tornadoes 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.