Alert archive / Alabama / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 96, NWS Mobile, AL

April 25, 2003Choctaw County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Apr 25, 2003, 12:09 AM CDT for Choctaw County, Alabama. It was in force for 36 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: Apr 25, 2003, 12:09 AM CDT (05:09 UTC)
Expired: Apr 25, 2003, 12:45 AM CDT
In force: 36 min
Issued by: NWS Mobile, AL
Area: Counties, with a storm outline in the text

County Choctaw County, AL

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 5.2 hours before the alert went out and 160 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: 1927 J/kg
Mixed-layer CIN: -8 J/kg
Mixed-layer LCL: 649 m above ground
0-6 km bulk shear: 59 kt
0-1 km storm-relative helicity: 293 m²/s²
0-3 km storm-relative helicity: 370 m²/s²
Significant tornado parameter: 4.7
Supercell composite: 18.7

Open this sounding in Storm Lab

The text

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

724 
WUUS54 KMOB 250509
SVRMOB
ALC023-250545-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1209 AM CDT FRI APR 25 2003

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

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

* UNTIL 1245 AM CDT

* AT 1209 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 10 MILES WEST OF CYRIL...MOVING NORTHEAST AT 55
  MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  YANTLEY...PUSHMATAHA BY 1215 AM CDT
  HALSELL...CROMWELL BY 1220 AM CDT
  JACHIN BY 1225 AM CDT
  INDIAN SPRINGS...DEAS BY 1230 AM CDT

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.

LAT...LON 3229 8866 3212 8856 3216 8804 3257 8798

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 25, 1:36 AM CDT	Severe Thunderstorm Warning	MOB	Wilcox	24 min
Apr 25, 1:59 AM CDT	Tornado Warning	MOB	Wilcox	31 min
Apr 25, 2:21 AM CDT	Special Marine Warning	MOB		24 min
Apr 25, 5:10 AM CDT	Special Marine Warning	MOB		110 min
Apr 25, 5:10 AM CDT	Special Marine Warning	MOB		110 min
Apr 25, 6:25 AM CDT	Tornado Warning	MOB	Covington	35 min
Apr 25, 6:55 AM CDT	Special Marine Warning	MOB		2 hr
Apr 25, 6:55 AM CDT	Special Marine Warning	MOB		2 hr
Apr 25, 4:36 PM CDT	Severe Thunderstorm Warning	MOB	Choctaw	54 min
Apr 25, 5:28 PM CDT	Severe Thunderstorm Warning	MOB	Washington	47 min
Apr 25, 5:42 PM CDT	Severe Thunderstorm Warning	MOB	Wilcox	63 min
Apr 25, 6:10 PM CDT	Tornado Warning	MOB	Washington	35 min
Apr 25, 6:50 PM CDT	Severe Thunderstorm Warning	MOB	Mobile	40 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.