Alert archive / Alabama / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 69, NWS Birmingham, AL

March 13, 2003Coosa County, Talladega County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Mar 13, 2003, 2:05 PM CST for Coosa County, Talladega County, Alabama. It was in force for 25 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, 2:05 PM CST (20:05 UTC)
Expired: Mar 13, 2003, 2:30 PM CST
In force: 25 min
Issued by: NWS Birmingham, AL
Area: Counties, with a storm outline in the text

Counties Coosa County, AL, Talladega County, AL

The radar

The Birmingham radar (KBMX), 53 km from the middle of the area, began a volume at 20:04 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Mar 13, 10:10 AM CST	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 8.1 hours before the alert went out and 54 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: 428 J/kg
Mixed-layer CIN: -101 J/kg
Mixed-layer LCL: 783 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 111 m²/s²
0-3 km storm-relative helicity: 86 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.

015 
WUUS54 KBMX 132005
SVRBHM
ALC037-121-132030-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
205 PM CST THU MAR 13 2003

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  COOSA COUNTY IN EAST CENTRAL ALABAMA
  TALLADEGA COUNTY IN EAST CENTRAL ALABAMA

* UNTIL 230 PM CST

* AT 201 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 7 MILES WEST OF TALLADEGA SPRINGS...MOVING EAST
  AT 70 MPH.

* LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...BON AIR...
GANTTS QUARRY...GOODWATER...MIGNON...OAK GROVE AND SYLACAUGA.

LARGE HAIL IS LIKELY WITH THIS STORM. IF YOU ARE IN THE PATH OF THIS
STORM...MOVE INSIDE...AND STAY AWAY FROM WINDOWS.

CALL 1-800-856-0758 TO REPORT SEVERE WEATHER.

LAT...LON 3338 8603 3330 8613 3323 8613 3320 8619
          3316 8619 3313 8621 3311 8618 3311 8602
          3291 8602 3293 8648 3311 8649 3322 8646

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 13, 11:06 AM CST	Severe Thunderstorm Warning	BMX	Lamar, Pickens	54 min
Mar 13, 11:39 AM CST	Severe Thunderstorm Warning	BMX	Fayette	66 min
Mar 13, 11:49 AM CST	Severe Thunderstorm Warning	BMX	Tuscaloosa	56 min
Mar 13, 12:48 PM CST	Severe Thunderstorm Warning	BMX	Hale	42 min
Mar 13, 12:57 PM CST	Severe Thunderstorm Warning	BMX	Bibb, Perry, Tuscaloosa	63 min
Mar 13, 12:59 PM CST	Severe Thunderstorm Warning	BMX	Greene, Sumter	46 min
Mar 13, 1:17 PM CST	Severe Thunderstorm Warning	BMX	Marengo	43 min
Mar 13, 1:46 PM CST	Severe Thunderstorm Warning	BMX	Shelby	29 min
Mar 13, 1:46 PM CST	Severe Thunderstorm Warning	BMX	Chilton	44 min
Mar 13, 1:55 PM CST	Severe Thunderstorm Warning	BMX	Lowndes	50 min
Mar 13, 2:23 PM CST	Severe Thunderstorm Warning	BMX	Clay	67 min
Mar 13, 2:54 PM CST	Severe Thunderstorm Warning	BMX	Elmore	51 min
Mar 13, 3:04 PM CST	Severe Thunderstorm Warning	BMX	Montgomery	41 min
Mar 13, 3:16 PM CST	Severe Thunderstorm Warning	BMX	Tallapoosa	44 min
Mar 13, 3:22 PM CST	Severe Thunderstorm Warning	BMX	Macon	38 min
Mar 13, 3:31 PM CST	Severe Thunderstorm Warning	BMX	Pike	44 min
Mar 13, 4:14 PM CST	Severe Thunderstorm Warning	BMX	Barbour, Pike	46 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; radar from the NEXRAD Level II archive.