Alert archive / Alabama / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 33, NWS Mobile, AL

March 9, 2003Covington County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Mar 9, 2003, 10:01 AM CST for Covington County, Alabama. It was in force for 29 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, 10:01 AM CST (16:01 UTC)
Expired
Mar 9, 2003, 10:30 AM CST
In force
29 min
Issued by
NWS Mobile, AL
Area
Counties, with a storm outline in the text

County Covington County, AL

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 4.0 hours before the alert went out and 240 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-pSkew-T log-p diagram, Birmingham, AL at 12:00Z on 2003-03-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Birmingham, AL at 12:00Z on 2003-03-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -195 square meters per square second.1939587897117136Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1230 m above ground
0-6 km bulk shear
85 kt
0-1 km storm-relative helicity
-195 m²/s²
0-3 km storm-relative helicity
73 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.

100 
WUUS54 KMOB 091601
SVRMOB
ALC039-091630-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1000 AM CST SUN MAR 9 2003

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

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

* UNTIL 1030 AM CST

* AT 1000 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 5 MILES SOUTH OF WATKINS BRIDGE...MOVING EAST
  AT 60 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  LOCKHART...FLORALA BY 1005 AM CST
  HOWELLS BY 1010 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.

LAT...LON 3112 8651 3102 8649 3095 8602 3109 8600

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 9, 12:20 AM CSTSpecial Marine WarningMOB55 min
Mar 9, 1:27 AM CSTSpecial Marine WarningMOB63 min
Mar 9, 5:44 AM CSTSevere Thunderstorm WarningMOBMobile46 min
Mar 9, 6:28 AM CSTSevere Thunderstorm WarningMOBBaldwin32 min
Mar 9, 7:08 AM CSTSevere Thunderstorm WarningMOBWilcox37 min
Mar 9, 7:14 AM CSTSpecial Marine WarningMOB61 min
Mar 9, 8:26 AM CSTSevere Thunderstorm WarningMOBButler, Crenshaw34 min
Mar 9, 8:43 AM CSTSevere Thunderstorm WarningMOBBaldwin, Escambia62 min
Mar 9, 8:48 AM CSTSevere Thunderstorm WarningMOBConecuh27 min
Mar 9, 9:02 AM CSTSevere Thunderstorm WarningMOBWilcox28 min
Mar 9, 9:16 AM CSTSevere Thunderstorm WarningMOBCovington44 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2003Every 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.