Alert archive / Alabama / Flash Flood Warnings in 1998

Flash Flood Warning 67, NWS Birmingham, AL

September 29, 1998Barbour County, Bullock County, Pike County, Alabama

NWS Birmingham, AL issued this flash flood warning at Sep 29, 1998, 9:50 AM CDT for Barbour County, Bullock County, Pike County, Alabama. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Sep 29, 1998, 9:50 AM CDT (14:50 UTC)
Expired
Sep 29, 1998, 4:00 PM CDT
In force
6 hr
Issued by
NWS Birmingham, AL
Area
Whole counties

Counties Barbour County, AL, Bullock County, AL, Pike County, AL

The radar

The Ft Rucker radar (KEOX), 56 km from the middle of the area, began a volume at 14:53 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 12:00Z, 2.8 hours before the alert went out and 173 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 1998-09-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Birmingham, AL at 12:00Z on 1998-09-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -114 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
747 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
-114 m²/s²
0-3 km storm-relative helicity
41 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.

000 
TTAA00 KBHM 291451
FFWBHM
ALC005-011-047-085-101-109-292100-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
950 AM CDT TUE SEP 29 1998

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  BARBOUR COUNTY... IN SOUTHEASTERN ALABAMA
  BULLOCK COUNTY... IN EAST CENTRAL ALABAMA
  DALLAS COUNTY... IN CENTRAL ALABAMA
  LOWNDES COUNTY... IN CENTRAL ALABAMA
  MONTGOMERY COUNTY... IN CENTRAL ALABAMA
  PIKE COUNTY... IN SOUTHEASTERN ALABAMA

* UNTIL 400 PM CDT

* AT 945 AM... NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED
  HEAVY RAIN CONTINUING OVER CENTRAL ALABAMA.  THE
  REMNANTS OF GEORGES IS CENTERED OVER SOUTHWEST ALABAMA AND
  MOVING VERY SLOWLY EASTWARD.  THUS...VERY HEAVY RAIN
  WILL CONTINUE THROUGHOUT THE DAY.  FLOODING IS OCCURRING ON
  HIGHWAY 80 EAST NEAR WHITE HALL IN LOWNDES COUNTY.  ALSO FLOODING
  IS OCCURRING ON HIGHWAY 331 NEAR SNOWDOUN IN MONTGOMERY
  COUNTY.

  HEAVY RAINFALL OF 4 TO 8 INCHES HAS ALREADY OCCURRED OVER THE WARNED
  AREA...AND AN ADDITIONAL 2 TO 4 INCHES IS POSSIBLE TODAY.  THIS
  ADDITIONAL RAIN WILL WORSEN THE CURRENT FLOODING AND ADDITIONAL
  FLOODING WILL DEVELOP.

* DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD!  IF YOU MUST
  TRAVEL...USE EXTREME CAUTION AS SOME ROADWAYS WILL BE FLOODED.
  RIVERS AND STREAMS WILL ALSO BE HIGH AND MAY OVERFLOW THEIR BANKS.

&

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 28, 7:15 PM CDTTornado WarningBMXLee, Macon35 min
Sep 28, 7:48 PM CDTTornado WarningBMXLee17 min
Sep 28, 8:03 PM CDTTornado WarningBMXTallapoosa27 min
Sep 29, 4:02 AM CDTTornado WarningBMXRussell48 min
Sep 29, 6:20 AM CDTFlash Flood WarningBMXDallas, Lowndes4 hr
Sep 29, 9:50 AM CDTFlash Flood WarningBMXDallas, Lowndes, Montgomery6 hr
Sep 29, 12:06 PM CDTTornado WarningBMXMacon34 min
Sep 29, 12:42 PM CDTTornado WarningBMXRussell38 min
Sep 29, 12:56 PM CDTTornado WarningBMXMacon34 min
Sep 29, 1:21 PM CDTTornado WarningBMXRussell34 min
Sep 29, 1:33 PM CDTTornado WarningBMXLee32 min

Nearby

Flash Flood Warnings in Alabama, 1998Every flash flood warning in 1998

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.