Alert archive / Alabama / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 23, NWS Mobile, AL

March 9, 2003Mobile County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Mar 9, 2003, 5:44 AM CST for Mobile County, Alabama. 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 9, 2003, 5:44 AM CST (11:44 UTC)
Expired: Mar 9, 2003, 6:30 AM CST
In force: 46 min
Issued by: NWS Mobile, AL
Area: Counties, with a storm outline in the text

County Mobile County, AL

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 11.7 hours before the alert went out and 157 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: 141 J/kg
Mixed-layer CIN: -114 J/kg
Mixed-layer LCL: 473 m above ground
0-6 km bulk shear: 61 kt
0-1 km storm-relative helicity: 124 m²/s²
0-3 km storm-relative helicity: 181 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.2

Open this sounding in Storm Lab

The text

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

845 
WUUS54 KMOB 091144
SVRMOB
ALC097-091230-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
544 AM CST SUN MAR 9 2003

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  MOBILE COUNTY IN SOUTHWEST ALABAMA

* UNTIL 630 AM CST

* AT 544 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 13 MILES WEST OF GEORGETOWN...MOVING EAST AT 55
  MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  GEORGETOWN...GULFCREST BY 555 AM CST
  CHUNCHULA...OAK GROVE BY 600 AM CST
  CELESTE...TURNERVILLE BY 605 AM CST
  CREOLA...AXIS BY 610 AM CST

STRONG DAMAGING WIND...LARGE HAIL...AND HEAVY RAIN ARE LIKELY WITH
THIS STORM.  IF IN THE PATH OF THIS STORM...TAKE COVER IN A STURDY
SHELTER UNTIL THE STORM HAS PASSED.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...
DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR
PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME
OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO
AREAS WHERE WATER COVERS THE ROAD.

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD PREPARE
FOR DAMAGING WINDS IN EXCESS OF 55 MPH...LARGE HAIL...AND DEADLY
LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...PREFERABLY
INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

LAT...LON 3101 8842 3085 8840 3081 8807 3097 8801

The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 9, 12:20 AM CST	Special Marine Warning	MOB		55 min
Mar 9, 1:27 AM CST	Special Marine Warning	MOB		63 min
Mar 9, 6:28 AM CST	Severe Thunderstorm Warning	MOB	Baldwin	32 min
Mar 9, 7:08 AM CST	Severe Thunderstorm Warning	MOB	Wilcox	37 min
Mar 9, 7:14 AM CST	Special Marine Warning	MOB		61 min
Mar 9, 8:26 AM CST	Severe Thunderstorm Warning	MOB	Butler, Crenshaw	34 min
Mar 9, 8:43 AM CST	Severe Thunderstorm Warning	MOB	Baldwin, Escambia	62 min
Mar 9, 8:48 AM CST	Severe Thunderstorm Warning	MOB	Conecuh	27 min
Mar 9, 9:02 AM CST	Severe Thunderstorm Warning	MOB	Wilcox	28 min
Mar 9, 9:16 AM CST	Severe Thunderstorm Warning	MOB	Covington	44 min
Mar 9, 10:01 AM CST	Severe Thunderstorm Warning	MOB	Covington	29 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2003 Every severe thunderstorm warning in 2003

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.