Alert archive / Alabama / Flash Flood Warnings in 1996

Flash Flood Warning 25, NWS Birmingham, AL

July 7, 1996Dallas County, Lowndes County, Alabama

NWS Birmingham, AL issued this flash flood warning at Jul 7, 1996, 10:00 PM CDT for Dallas County, Lowndes 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 counties it named.

The facts

Issued
Jul 7, 1996, 10:00 PM CDT (03:00 UTC)
Expired
Jul 8, 1996, 2:00 AM CDT
In force
4 hr
Issued by
NWS Birmingham, AL
Area
Whole counties

Counties Dallas County, AL, Lowndes County, AL

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 3.0 hours before the alert went out and 105 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 00:00Z on 1996-07-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 314 joules per kilogram.LCLLFCEL10008507005003002001001 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 00:00Z on 1996-07-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 55 square meters per square second.1939Sfc1 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
314 J/kg
Mixed-layer CIN
-119 J/kg
Mixed-layer LCL
917 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
55 m²/s²
0-3 km storm-relative helicity
117 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBHM 080259
FFWBHM
ALC047-085-101-011-087-080700-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1000 PM CDT SUN JUL 7 1996
 
THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  200 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN CENTRAL ALABAMA
 
   ...DALLAS COUNTY...LOWNDES COUNTY...MONTGOMERY COUNTY
 
IN EAST CENTRAL ALABAMA
 
   ...BULLOCK COUNTY...MACON COUNTY
 
A BAND OF STRONG THUNDERSTORMS THAT STRETCHED FROM THE TUSKEGEE AND
UNION SPRINGS AREAS WEST ACROSS MONTGOMERY...LOWNDES...AND DALLAS
COUNTIES HAS MOVED VERY LITTLE DURING THE PAST HOUR. RAINFALL AMOUNTS OF
ONE TO THREE INCHES MAY CAUSE FLASH FLOODING IN SOME AREAS.
 
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.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 7, 7:44 PM CDTSevere Thunderstorm WarningBMXLamar46 min
Jul 7, 9:09 PM CDTSevere Thunderstorm WarningBMXLauderdale66 min
Jul 7, 10:00 PM CDTFlash Flood WarningBMXBullock, Macon, Montgomery4 hr
Jul 7, 11:32 PM CDTSevere Thunderstorm WarningBMXMarshall58 min
Jul 7, 11:43 PM CDTSevere Thunderstorm WarningBMXJackson62 min
Jul 8, 3:09 PM CDTSevere Thunderstorm WarningBMXLawrence66 min
Jul 8, 5:25 PM CDTSevere Thunderstorm WarningBMXSumter65 min

Nearby

Flash Flood Warnings in Alabama, 1996Every flash flood warning in 1996

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.