Alert archive / Alabama / Flash Flood Warnings in 1997

Flash Flood Warning 16, NWS Birmingham, AL

May 31, 1997Lamar County, Marion County, Alabama

NWS Birmingham, AL issued this flash flood warning at May 31, 1997, 10:38 AM CDT for Lamar County, Marion County, Alabama. It was in force for 112 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 31, 1997, 10:38 AM CDT (15:38 UTC)
Expired
May 31, 1997, 12:30 PM CDT
In force
112 min
Issued by
NWS Birmingham, AL
Area
Whole counties

Counties Lamar County, AL, Marion County, AL

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 3.6 hours before the alert went out and 142 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 1997-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 210 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 12:00Z on 1997-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 112 square meters per square second.193958Sfc1 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
210 J/kg
Mixed-layer CIN
-12 J/kg
Mixed-layer LCL
582 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
112 m²/s²
0-3 km storm-relative helicity
124 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBHM 311539
FFWBHM
ALC075-093-311730-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1038 AM CDT SAT MAY 31 1997

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM AL HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1230 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...

IN WEST CENTRAL ALABAMA

   ...LAMAR COUNTY

IN NORTHERN ALABAMA

   ...MARION COUNTY
 
THE SHERIFFS DEPARTMENT AT BOTH MARION AND LAMAR COUNTIES ARE
REPORTING SOME WATER BEGINNING TO COVER SOME ROADWAYS AT THE PRESENT
TIME.  HIGHWAY 278 IN SULLIGENT HAS SOME WATER ON IT IN LAMAR COUNTY
AS WELL AS MANY SECONDARY ROADS THROUGHOUT BOTH COUNTIES.  RAINFALL
TOTALS FROM THE LAST SEVERAL HOURS HAS BEEN 1 TO  2 INCHES.  RADAR
INDICATES THAT LOCALLY HEAVY RAINFALL WILL CONTINUE ACROSS THE AREA
THE REMAINDER OF THE MORNING.
 
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY.  THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CArR 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
May 31, 4:03 PM CDTFlash Flood WarningBMXDeKalb3 hr

Nearby

Flash Flood Warnings in Alabama, 1997Every flash flood warning in 1997

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.