Alert archive / Alabama / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 66, NWS Mobile, AL

March 14, 2003Covington County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Mar 14, 2003, 3:29 PM CST for Covington County, Alabama. It was in force for 31 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 14, 2003, 3:29 PM CST (21:29 UTC)
Expired: Mar 14, 2003, 4:00 PM CST
In force: 31 min
Issued by: NWS Mobile, AL
Area: Counties, with a storm outline in the text

County Covington County, AL

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 9.5 hours before the alert went out and 201 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: 52 J/kg
Mixed-layer CIN: -151 J/kg
Mixed-layer LCL: 964 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 24 m²/s²
0-3 km storm-relative helicity: 127 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.

650 
WUUS54 KMOB 142129
SVRMOB
ALC039-142200-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
330 PM CST FRI MAR 14 2003

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  COVINGTON COUNTY IN SOUTH CENTRAL ALABAMA

* UNTIL 400 PM CST

* AT 330 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 9 MILES SOUTH OF ESTOTHEL...MOVING NORTHEAST AT
  20 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  ESTOTHEL BY 350 PM 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.

LAT...LON 3108 8629 3107 8626 3109 8623 3123 8605
          3134 8620

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 14, 4:16 PM CST	Severe Thunderstorm Warning	MOB	Escambia	44 min
Mar 14, 4:35 PM CST	Severe Thunderstorm Warning	MOB	Covington	25 min
Mar 14, 5:00 PM CST	Severe Thunderstorm Warning	MOB	Conecuh, Escambia	60 min
Mar 14, 5:23 PM CST	Severe Thunderstorm Warning	MOB	Crenshaw	37 min
Mar 14, 5:27 PM CST	Severe Thunderstorm Warning	MOB	Choctaw	33 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.