Alert archive / Alabama / Flash Flood Warnings in 2003

Flash Flood Warning 10, NWS Birmingham, AL

April 7, 20038 counties in Alabama

NWS Birmingham, AL issued this flash flood warning at Apr 7, 2003, 10:49 AM CDT for 8 counties in Alabama. It was in force for 3 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, 10:49 AM CDT (15:49 UTC)
Expired: Apr 7, 2003, 2:00 PM CDT
In force: 3 hr
Issued by: NWS Birmingham, AL
Area: Counties, with a storm outline in the text

Counties Autauga County, AL, Chambers County, AL, Elmore County, AL, Lee County, AL, Lowndes County, AL, Macon County, AL, Montgomery County, AL, Tallapoosa County, AL

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 3.8 hours before the alert went out and 172 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: 72 J/kg
Mixed-layer CIN: -90 J/kg
Mixed-layer LCL: 989 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 204 m²/s²
0-3 km storm-relative helicity: 209 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KBMX 071552
FFWBHM
ALC001-017-051-081-085-087-101-123-071900-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1049 AM CDT MON APR 7 2003

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  AUTAUGA COUNTY IN ALABAMA
  CHAMBERS COUNTY IN EAST CENTRAL ALABAMA
  ELMORE COUNTY IN EAST CENTRAL ALABAMA
  LEE COUNTY IN EAST CENTRAL ALABAMA
  TALLAPOOSA COUNTY IN EAST CENTRAL ALABAMA
  LOWNDES COUNTY IN SOUTH CENTRAL ALABAMA
  MONTGOMERY COUNTY IN SOUTH CENTRAL ALABAMA
  MACON COUNTY IN SOUTHEAST ALABAMA

* UNTIL 200 PM CDT

* AT 1048 AM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY
  RAINFALL CONTINUING OVER MUCH OF SOUTH CENTRAL ALABAMA.  THE 
  ACTIVITY IS MOVING EAST AT 25 MPH...AND ADDITIONAL RAINFALL
  AMOUNTS OF 1 TO 2 INCHES IS POSSIBLE.

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER
LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.

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 3258 8683 3202 8674 3209 8637 3205 8614
          3231 8597 3227 8554 3244 8542 3256 8509
          3310 8527 3312 8586 3273 8603

$$

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, 5:43 AM CDT	Flash Flood Warning	BMX	Greene, Hale	4 hr
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, 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.