Alert archive / Alabama / Flash Flood Warnings in 2004

Flash Flood Warning 26, NWS Birmingham, AL

September 16, 20044 counties in Alabama

NWS Birmingham, AL issued this flash flood warning at Sep 16, 2004, 10:11 AM CDT for 4 counties in 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
Sep 16, 2004, 10:11 AM CDT (15:11 UTC)
Expired
Sep 16, 2004, 2:00 PM CDT
In force
4 hr
Issued by
NWS Birmingham, AL
Area
Counties, with a storm outline in the text

Counties Autauga County, AL, Elmore County, AL, Lowndes County, AL, Montgomery County, AL

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 3.2 hours before the alert went out and 101 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, Birmingham, AL at 12:00Z on 2004-09-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 287 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Birmingham, AL at 12:00Z on 2004-09-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 337 square meters per square second.1939587897Sfc1 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
287 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
496 m above ground
0-6 km bulk shear
69 kt
0-1 km storm-relative helicity
337 m²/s²
0-3 km storm-relative helicity
719 m²/s²
Significant tornado parameter
0.8
Supercell composite
2.7

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KBMX 161513
FFWBHM
ALC001-051-085-101-161900-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1011 AM CDT THU SEP 16 2004

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  AUTAUGA COUNTY IN CENTRAL ALABAMA
  THIS INCLUDES THE CITY OF PRATTVILLE
  ELMORE COUNTY IN EAST CENTRAL ALABAMA
  THIS INCLUDES THE CITY OF WETUMPKA
  LOWNDES COUNTY IN SOUTH CENTRAL ALABAMA
  THIS INCLUDES THE CITY OF HAYNEVILLE
  MONTGOMERY COUNTY IN SOUTH CENTRAL ALABAMA
  THIS INCLUDES THE CITY OF MONTGOMERY

* UNTIL 200 PM CDT

* AT 1008 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR 
INDICATED   FLASH FLOODING FROM RAINBANDS OVER 
LOWNDES...AUTAUGA...ELMORE...AND MONTGOMERY COUNTIES.  3 TO 6 INCHES 
OF RAIN HAVE ALREADY FALLEN OVER PARTS OF THE WARNED AREA...ANOTHER 
2 TO 4 INCHES ARE POSSIBLE.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WHITE
  HALL...SPRAGUE...SNOWDOUN...MOSSES...MILLBROOK...LOWNDESBORO...
  ECLECTIC...DANNELLY FIELD...COOSADA...BLUE RIDGE AND AUTAUGAVILLE.


EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

LAT...LON 3200 8682 3202 8604 3241 8601 3274 8593
      3265 8687 3237 8678

$$
1 follow-up statement
000 
WGUS74 KBMX 161733
FFSBHM
ALC001-051-085-101-161900-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1233 PM CDT THU SEP 16 2004

A FLASH FLOOD WARNING REMAINS IN EFFECT FOR LOWNDES...MONTGOMERY...
AUTAUGA AND ELMORE COUNTIES UNTIL 200 PM CDT.

AT 1226 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
MODERATE TO HEAVY RAINFALL CONTINUING OVER ALL BUT LOWNDES COUNTY.  
THE HEAVIEST RAIN WAS OVER EASTERN MONTGOMERY COUNTY...AND MOST OF 
ELMORE COUNTY.

SEVERAL LOCATIONS IN THE WARNED AREA HAVE RECEIVED 5 TO 6 INCHES OF 
RAIN...BASED ON RADAR ESTIMATES...BUT PARTS OF SOUTHERN MONTGOMERY 
COUNTY...IN AND AROUND RAMER AND GRADY...LIKELY HAVE RECEIVED 6 TO 8 
INCHES OF RAIN.

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.

LAT...LON 3275 8592 3242 8604 3201 8602 3198 8683
      3236 8678 3262 8684

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 16, 1:22 AM CDTTornado WarningBMXPike28 min
Sep 16, 1:56 AM CDTTornado WarningBMXBarbour24 min
Sep 16, 2:04 AM CDTTornado WarningBMXPike26 min
Sep 16, 2:45 AM CDTTornado WarningBMXMontgomery30 min
Sep 16, 4:01 AM CDTTornado WarningBMXBarbour29 min
Sep 16, 4:34 AM CDTTornado WarningBMXRussell26 min
Sep 16, 4:49 AM CDTTornado WarningBMXMacon26 min
Sep 16, 5:13 AM CDTTornado WarningBMXElmore47 min
Sep 16, 8:38 AM CDTTornado WarningBMXRussell37 min
Sep 16, 8:53 AM CDTTornado WarningBMXLee37 min
Sep 16, 9:41 AM CDTTornado WarningBMXLee34 min
Sep 16, 10:22 AM CDTTornado WarningBMXRussell23 min
Sep 16, 10:43 AM CDTFlash Flood WarningBMXBibb, Chilton, Dallas, Hale, Perry, Shelby4 hr
Sep 16, 10:54 AM CDTTornado WarningBMXRussell21 min
Sep 16, 10:57 AM CDTFlash Flood WarningBMXBarbour, Bullock, Chambers, Coosa, Lee, Macon and 3 more4 hr
Sep 16, 11:40 AM CDTFlash Flood WarningBMXCalhoun, Clay, Cleburne, Jefferson, Randolph, St. Clair and 2 more4 hr
Sep 16, 11:58 AM CDTFlash Flood WarningBMXJefferson5 hr
Sep 16, 12:51 PM CDTFlash Flood WarningBMXBlount, Cherokee, Etowah, Walker, Winston4 hr
Sep 16, 2:50 PM CDTFlash Flood WarningBMXChambers, Lee, Tallapoosa3 hr
Sep 16, 3:00 PM CDTFlash Flood WarningBMXJefferson6 hr
Sep 16, 3:01 PM CDTFlash Flood WarningBMXCalhoun, Clay, Cleburne, Jefferson, Randolph, St. Clair and 2 more5 hr
Sep 16, 4:57 PM CDTFlash Flood WarningBMXBlount, Cherokee, Etowah3 hr

Nearby

Flash Flood Warnings in Alabama, 2004Every flash flood warning in 2004

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.