Alert archive / Alabama / Flash Flood Warnings in 2003

Flash Flood Warning 6, NWS Birmingham, AL

April 7, 2003Greene County, Hale County, Alabama

NWS Birmingham, AL issued this flash flood warning at Apr 7, 2003, 5:43 AM CDT for Greene County, Hale County, Alabama. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Apr 7, 2003, 5:43 AM CDT (10:43 UTC)
Expired: Apr 7, 2003, 10:00 AM CDT
In force: 4 hr
Issued by: NWS Birmingham, AL
Area: Counties, with a storm outline in the text

Counties Greene County, AL, Hale County, AL

The radar

The Birmingham radar (KBMX), 113 km from the middle of the area, began a volume at 10:44 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

Birmingham, AL (KBMX), launched 00:00Z, 10.7 hours before the alert went out and 113 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: 677 J/kg
Mixed-layer CIN: -71 J/kg
Mixed-layer LCL: 1007 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 133 m²/s²
0-3 km storm-relative helicity: 175 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 2.4

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KBMX 071046
FFWBHM
ALC063-065-071500-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
543 AM CDT MON APR 7 2003

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  GREENE COUNTY IN WEST CENTRAL ALABAMA
  HALE COUNTY IN WEST CENTRAL ALABAMA

* UNTIL 1000 AM CDT

* AT 539 AM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY 
RAIN ACROSS SOUTHERN GREENE AND SOUTHERN HALE COUNTIES. 
THUNDERSTORMS WILL CONTINUE TO AFFECT THESE AREAS FOR THE NEXT FEW 
HOURS.

RADAR RAINFALL ESTIMATES INDICATE 3 TO 7 INCHES OF RAIN HAVE FALLEN 
OVER PARTS SOUTHERN GREENE AND SOUTHERN HALE COUNTIES SINCE SUNDAY 
AFTERNOON. 

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE. IF YOUR VEHICLE STALLS...ABANDON IT IMMEDIATELY AND SEEK
HIGHER GROUND.

CALL 1-800-856-0758 TO REPORT FLOODING CONDITIONS.

LAT...LON 3295 8816 3263 8804 3264 8787 3254 8785
          3251 8754 3293 8745

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 6, 7:01 PM CDT	Tornado Warning	BMX	Tuscaloosa	29 min
Apr 6, 7:24 PM CDT	Tornado Warning	BMX	Jefferson	51 min
Apr 6, 11:31 PM CDT	Severe Thunderstorm Warning	BMX	Marengo	44 min
Apr 7, 12:47 AM CDT	Tornado Warning	BMX	Dallas	58 min
Apr 7, 1:28 AM CDT	Tornado Warning	BMX	Lowndes	62 min
Apr 7, 2:26 AM CDT	Tornado Warning	BMX	Lowndes, Montgomery	64 min
Apr 7, 2:56 AM CDT	Severe Thunderstorm Warning	BMX	Sumter	34 min
Apr 7, 3:05 AM CDT	Tornado Warning	BMX	Sumter	25 min
Apr 7, 3:15 AM CDT	Tornado Warning	BMX	Marengo	30 min
Apr 7, 3:30 AM CDT	Tornado Warning	BMX	Macon, Montgomery	60 min
Apr 7, 3:42 AM CDT	Flash Flood Warning	BMX	Sumter	4 hr
Apr 7, 3:46 AM CDT	Tornado Warning	BMX	Marengo	19 min
Apr 7, 3:51 AM CDT	Tornado Warning	BMX	Bullock	29 min
Apr 7, 4:02 AM CDT	Tornado Warning	BMX	Dallas, Perry	43 min
Apr 7, 4:24 AM CDT	Tornado Warning	BMX	Macon	51 min
Apr 7, 4:42 AM CDT	Tornado Warning	BMX	Sumter	48 min
Apr 7, 4:54 AM CDT	Tornado Warning	BMX	Lee	36 min
Apr 7, 5:26 AM CDT	Tornado Warning	BMX	Lee	29 min
Apr 7, 5:32 AM CDT	Tornado Warning	BMX	Marengo, Sumter	28 min
Apr 7, 5:58 AM CDT	Tornado Warning	BMX	Marengo	47 min
Apr 7, 6:11 AM CDT	Tornado Warning	BMX	Hale, Perry	49 min
Apr 7, 6:24 AM CDT	Tornado Warning	BMX	Chambers	51 min
Apr 7, 6:35 AM CDT	Tornado Warning	BMX	Dallas	25 min
Apr 7, 6:56 AM CDT	Severe Thunderstorm Warning	BMX	Sumter	49 min
Apr 7, 6:56 AM CDT	Tornado Warning	BMX	Dallas	49 min
Apr 7, 7:18 AM CDT	Severe Thunderstorm Warning	BMX	Marengo	42 min
Apr 7, 7:34 AM CDT	Tornado Warning	BMX	Autauga, Lowndes	41 min
Apr 7, 7:35 AM CDT	Flash Flood Warning	BMX	Sumter	3 hr
Apr 7, 7:50 AM CDT	Flash Flood Warning	BMX	Marengo	3 hr
Apr 7, 7:54 AM CDT	Severe Thunderstorm Warning	BMX	Elmore, Macon, Montgomery	36 min
Apr 7, 8:06 AM CDT	Flash Flood Warning	BMX	Autauga, Chambers, Chilton, Coosa, Dallas, Elmore and 6 more	3 hr
Apr 7, 8:08 AM CDT	Severe Thunderstorm Warning	BMX	Dallas	37 min
Apr 7, 8:14 AM CDT	Tornado Warning	BMX	Autauga, Lowndes	46 min
Apr 7, 8:24 AM CDT	Tornado Warning	BMX	Montgomery	51 min
Apr 7, 8:59 AM CDT	Tornado Warning	BMX	Lowndes	46 min
Apr 7, 9:22 AM CDT	Tornado Warning	BMX	Montgomery	38 min
Apr 7, 9:24 AM CDT	Tornado Warning	BMX	Macon	51 min
Apr 7, 10:49 AM CDT	Flash Flood Warning	BMX	Autauga, Chambers, Elmore, Lee, Lowndes, Macon and 2 more	3 hr
Apr 7, 2:34 PM CDT	Severe Thunderstorm Warning	BMX	Barbour, Pike	56 min

Nearby

Flash Flood Warnings in Alabama, 2003 Every flash flood 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.