Alert archive / Alabama / Flash Flood Warnings in 2000

Flash Flood Warning 4, NWS BHM

March 19, 20007 counties in Alabama

NWS BHM issued this flash flood warning at Mar 19, 2000, 2:20 PM CST for 7 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 counties it named.

The facts

Issued
Mar 19, 2000, 2:20 PM CST (20:20 UTC)
Expired
Mar 19, 2000, 5:15 PM CST
In force
3 hr
Issued by
NWS BHM
Area
Whole counties

Counties Bibb County, AL, Blount County, AL, Cullman County, AL, Jefferson County, AL, Shelby County, AL, Tuscaloosa County, AL, Walker County, AL

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 8.3 hours before the alert went out and 48 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 2000-03-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLEL10008507005003002001001 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 2000-03-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 562 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
504 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
562 m²/s²
0-3 km storm-relative helicity
746 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KBHM 192022
FFWBHM
ALC007-009-043-073-117-125-127-192315-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
220 PM CST SUN MAR 19 2000

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A...

* FLASH FLOOD WARNING FOR...
  BIBB COUNTY IN CENTRAL ALABAMA...
  BLOUNT COUNTY IN CENTRAL ALABAMA...
  JEFFERSON COUNTY IN CENTRAL ALABAMA...
  SHELBY COUNTY IN CENTRAL ALABAMA...
  WALKER COUNTY IN CENTRAL ALABAMA...
  CULLMAN COUNTY IN NORTH CENTRAL ALABAMA...
  TUSCALOOSA COUNTY IN WEST CENTRAL ALABAMA...

* UNTIL 515 PM CST.

* AT 220 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY HEAVY RAIN...MOVING ACROSS CENTRAL ALABAMA.  THE HEAVIEST RAIN
  WAS LOCATED FROM CULLMAN...SOUTH TO TUSCALOOSA AND BIRMINGHAM...
  AND INTO THE CENTREVILLE AND BRENT AREAS.  AN ADDITIONAL 2 OR 3
  INCHES OF RAIN IS POSSIBLE OVER THE NEXT SEVERAL IN THE WARNED
  COUNTIES...AS MORE THUNDERSTORMS MOVE ACROSS THE AREA.

* 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.

A FLASH FLOOD WARNING MEANS THAT FLASH FLOODING IS IMMINENT OR
OCCURRING. IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND
IMMEDIATELY.

The office that day

Everything else NWS BHM issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 19, 3:33 PM CSTFlash Flood WarningBHMDallas, Perry3 hr
Mar 19, 5:10 PM CSTFlash Flood WarningBHMBibb, Blount, Cullman, Jefferson, Shelby, Tuscaloosa and 1 more3 hr

Nearby

Flash Flood Warnings in Alabama, 2000Every flash flood warning in 2000

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.