Alert archive / Alabama / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 40, NWS Mobile, AL

March 13, 2003Baldwin County, Alabama; Escambia County, Florida

NWS Mobile, AL issued this severe thunderstorm warning at Mar 13, 2003, 2:06 AM CST for Baldwin County, Alabama; Escambia County, Florida. It was in force for 39 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 13, 2003, 2:06 AM CST (08:06 UTC)
Expired
Mar 13, 2003, 2:45 AM CST
In force
39 min
Issued by
NWS Mobile, AL
Area
Counties, with a storm outline in the text

Counties Baldwin County, AL, Escambia County, FL

The radar

The Mobile radar (KMOB), 62 km from the middle of the area, began a volume at 08:10 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 8.1 hours before the alert went out and 208 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, Slidell Radar S, LA at 00:00Z on 2003-03-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 595 joules per kilogram.LCLLFCEL10008507005003002001001 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, Slidell Radar S, LA at 00:00Z on 2003-03-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 18 square meters per square second.193958Sfc1 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
595 J/kg
Mixed-layer CIN
-62 J/kg
Mixed-layer LCL
667 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
18 m²/s²
0-3 km storm-relative helicity
80 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.9

Open this sounding in Storm Lab

The text

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

128 
WUUS54 KMOB 130806
SVRMOB
ALC003-FLC033-130845-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
206 AM CST THU MAR 13 2003

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  BALDWIN COUNTY IN SOUTHWEST ALABAMA
  ESCAMBIA COUNTY IN NORTHWEST FLORIDA

* UNTIL 245 AM CST

* AT 206 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS FROM 7 MILES NORTHWEST OF BRATT TO
  MAGNOLIA SPRINGS...MOVING EAST AT 25 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  OAK BY 210 AM CST
  OAK GROVE...BRATT BY 215 AM CST
  BARRINEAU PARK...FOLEY BY 220 AM CST
  MIFLIN...ELBERTA BY 230 AM CST

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

LAT...LON 3098 8764 3069 8767 3030 8797 3030 8756
          3067 8733 3096 8732

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 12, 6:28 PM CSTSpecial Marine WarningMOB2 hr
Mar 12, 6:28 PM CSTSpecial Marine WarningMOB2 hr
Mar 12, 8:21 PM CSTSpecial Marine WarningMOB2 hr
Mar 13, 1:03 AM CSTSpecial Marine WarningMOB57 min
Mar 13, 1:30 AM CSTSevere Thunderstorm WarningMOBBaldwin, Mobile30 min
Mar 13, 2:10 AM CSTSpecial Marine WarningMOB65 min
Mar 13, 2:10 AM CSTSpecial Marine WarningMOB65 min
Mar 13, 2:35 AM CSTSpecial Marine WarningMOB55 min
Mar 13, 9:22 AM CSTSevere Thunderstorm WarningMOBMonroe23 min
Mar 13, 9:26 AM CSTSevere Thunderstorm WarningMOBMonroe19 min
Mar 13, 1:47 PM CSTSevere Thunderstorm WarningMOBClarke28 min
Mar 13, 2:26 PM CSTSevere Thunderstorm WarningMOBClarke34 min
Mar 13, 2:59 PM CSTSevere Thunderstorm WarningMOBClarke, Monroe31 min
Mar 13, 3:05 PM CSTTornado WarningMOBWashington25 min
Mar 13, 3:10 PM CSTSevere Thunderstorm WarningMOBButler, Crenshaw50 min
Mar 13, 3:16 PM CSTSevere Thunderstorm WarningMOBClarke, Monroe29 min
Mar 13, 3:27 PM CSTSevere Thunderstorm WarningMOBWashington33 min
Mar 13, 3:30 PM CSTSevere Thunderstorm WarningMOBClarke, Monroe30 min
Mar 13, 3:45 PM CSTSevere Thunderstorm WarningMOBConecuh45 min
Mar 13, 3:46 PM CSTSevere Thunderstorm WarningMOBMobile44 min
Mar 13, 4:00 PM CSTSevere Thunderstorm WarningMOBButler, Crenshaw45 min
Mar 13, 4:03 PM CSTSpecial Marine WarningMOB117 min
Mar 13, 4:03 PM CSTSpecial Marine WarningMOB117 min
Mar 13, 4:20 PM CSTSevere Thunderstorm WarningMOBCovington40 min
Mar 13, 4:21 PM CSTSevere Thunderstorm WarningMOBBaldwin54 min
Mar 13, 4:26 PM CSTSevere Thunderstorm WarningMOBConecuh34 min
Mar 13, 4:29 PM CSTSevere Thunderstorm WarningMOBMobile31 min
Mar 13, 4:38 PM CSTSevere Thunderstorm WarningMOBEscambia22 min
Mar 13, 4:58 PM CSTSevere Thunderstorm WarningMOBCovington47 min
Mar 13, 5:11 PM CSTSevere Thunderstorm WarningMOBBaldwin64 min
Mar 13, 5:13 PM CSTSevere Thunderstorm WarningMOBEscambia32 min
Mar 13, 5:33 PM CSTSevere Thunderstorm WarningMOBBaldwin42 min
Mar 13, 5:44 PM CSTSevere Thunderstorm WarningMOBCovington46 min
Mar 13, 5:22 PM CSTSevere Thunderstorm WarningMOBOkaloosa53 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2003Severe Thunderstorm Warnings in Florida, 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; radar from the NEXRAD Level II archive.