Alert archive / Alabama / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 94, NWS Birmingham, AL

April 30, 2002Lamar County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Apr 30, 2002, 4:28 PM CDT for Lamar County, Alabama. It was in force for 47 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Apr 30, 2002, 4:28 PM CDT (21:28 UTC)
Expired: Apr 30, 2002, 5:15 PM CDT
In force: 47 min
Issued by: NWS Birmingham, AL
Area: Counties, with a storm outline in the text

County Lamar County, AL

What was reported inside it

Time	Report	Where	Remark
Apr 30, 5:00 PM CDT	Hail 0.75	Millport, AL	Dime size hail was reported in the town of Millport.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

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

Issued	Product	Office	Lasted
Apr 30, 2:00 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 9.5 hours before the alert went out and 155 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1301 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: 302 m²/s²
0-3 km storm-relative helicity: 350 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.5

Open this sounding in Storm Lab

The text

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

996 
WUUS54 KBMX 302128
SVRBHM
ALC075-302215-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
427 PM CDT TUE APR 30 2002

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  LAMAR COUNTY IN WEST CENTRAL ALABAMA

* UNTIL 515 PM CDT

* AT 421 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 25 MILES WEST OF VERNON...MOVING SOUTHEAST AT 
30 MPH.  THIS STORM WILL MAINLY AFFECT THE SOUTHERN SECTIONS OF THE
COUNTY.  

* LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...BEAVERTON AND
KENNEDY.

STRONG DAMAGING WIND...AND LARGE HAIL ARE LIKELY WITH THIS STORM.
TAKE COVER IN A STURDY SHELTER UNTIL THE STORM PASSES.

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

LAT...LON 3376 8856 3364 8841 3354 8799 3403 8799

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 30, 2:16 AM CDT	Severe Thunderstorm Warning	BMX	Marion	44 min
Apr 30, 9:04 AM CDT	Severe Thunderstorm Warning	BMX	Marion	56 min
Apr 30, 9:10 AM CDT	Severe Thunderstorm Warning	BMX	Franklin	35 min
Apr 30, 9:22 AM CDT	Severe Thunderstorm Warning	BMX	Cullman	23 min
Apr 30, 9:22 AM CDT	Severe Thunderstorm Warning	BMX	Blount	38 min
Apr 30, 9:30 AM CDT	Severe Thunderstorm Warning	BMX	Lawrence	60 min
Apr 30, 9:42 AM CDT	Severe Thunderstorm Warning	BMX	Etowah, St. Clair	63 min
Apr 30, 9:51 AM CDT	Severe Thunderstorm Warning	BMX	Cleburne	54 min
Apr 30, 10:04 AM CDT	Severe Thunderstorm Warning	BMX	Blount	56 min
Apr 30, 10:20 AM CDT	Severe Thunderstorm Warning	BMX	Morgan	40 min
Apr 30, 10:27 AM CDT	Severe Thunderstorm Warning	BMX	Walker	33 min
Apr 30, 10:30 AM CDT	Severe Thunderstorm Warning	BMX	Talladega	45 min
Apr 30, 10:38 AM CDT	Severe Thunderstorm Warning	BMX	Clay	52 min
Apr 30, 1:25 PM CDT	Severe Thunderstorm Warning	BMX	Blount, St. Clair	50 min
Apr 30, 1:34 PM CDT	Severe Thunderstorm Warning	BMX	Autauga	41 min
Apr 30, 1:38 PM CDT	Severe Thunderstorm Warning	BMX	Lamar	52 min
Apr 30, 2:04 PM CDT	Severe Thunderstorm Warning	BMX	Lowndes	26 min
Apr 30, 2:09 PM CDT	Severe Thunderstorm Warning	BMX	Fayette	66 min
Apr 30, 2:11 PM CDT	Severe Thunderstorm Warning	BMX	Montgomery	64 min
Apr 30, 2:23 PM CDT	Severe Thunderstorm Warning	BMX	Autauga	12 min
Apr 30, 2:34 PM CDT	Tornado Warning	BMX	Montgomery	26 min
Apr 30, 2:59 PM CDT	Severe Thunderstorm Warning	BMX	Montgomery	46 min
Apr 30, 3:01 PM CDT	Flash Flood Warning	BMX	Jefferson	3 hr
Apr 30, 3:22 PM CDT	Severe Thunderstorm Warning	BMX	Bullock	53 min
Apr 30, 3:36 PM CDT	Severe Thunderstorm Warning	BMX	Franklin	39 min
Apr 30, 4:15 PM CDT	Severe Thunderstorm Warning	BMX	Bullock	25 min
Apr 30, 4:22 PM CDT	Severe Thunderstorm Warning	BMX	Barbour	53 min
Apr 30, 4:32 PM CDT	Severe Thunderstorm Warning	BMX	Pickens	58 min
Apr 30, 4:35 PM CDT	Severe Thunderstorm Warning	BMX	Talladega	40 min
Apr 30, 4:51 PM CDT	Tornado Warning	BMX	Pickens	39 min
Apr 30, 4:59 PM CDT	Tornado Warning	BMX	Barbour	31 min
Apr 30, 5:11 PM CDT	Severe Thunderstorm Warning	BMX	Fayette	49 min
Apr 30, 5:16 PM CDT	Tornado Warning	BMX	Tuscaloosa	59 min
Apr 30, 5:39 PM CDT	Flash Flood Warning	BMX	Jefferson	3 hr
Apr 30, 5:42 PM CDT	Tornado Warning	BMX	Hale	48 min
Apr 30, 5:53 PM CDT	Flash Flood Warning	BMX	Walker	3 hr
Apr 30, 6:02 PM CDT	Tornado Warning	BMX	Bibb	58 min
Apr 30, 6:12 PM CDT	Tornado Warning	BMX	Perry	63 min
Apr 30, 6:19 PM CDT	Severe Thunderstorm Warning	BMX	Jefferson, Lee, Shelby	56 min
Apr 30, 6:55 PM CDT	Severe Thunderstorm Warning	BMX	Chilton	50 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2002 Every severe thunderstorm warning in 2002

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.