Alert archive / Alabama / Flash Flood Warnings in 1990
Flash Flood Warning 61, NWS Birmingham, AL
NWS Birmingham, AL issued this flash flood warning at Jul 12, 1990, 5:48 PM CDT for Bibb County, Tuscaloosa County, Alabama. It was in force for 57 min.
The area
The counties it named.
The facts
- Issued
- Jul 12, 1990, 5:48 PM CDT (22:48 UTC)
- Expired
- Jul 12, 1990, 6:45 PM CDT
- In force
- 57 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
Counties Bibb County, AL, Tuscaloosa County, AL
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Centreville/Bibb, AL (KCKL), launched 12:00Z, 10.8 hours before the alert went out and 30 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.
- Mixed-layer CAPE
- 927 J/kg
- Mixed-layer CIN
- -29 J/kg
- Mixed-layer LCL
- 714 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- -36 m²/s²
- 0-3 km storm-relative helicity
- -29 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBHM 122250 FFWBHM ALC007-125-122345- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE BIRMINGHAM AL 548 PM CDT THU JUL 12 1990 THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 645 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTH ALABAMA ...NORTHERN BIBB COUNTY...EASTERN TUSCALOOSA COUNTY AT 545 PM A STRONG THUNDERSTORM WAS MOVING THROUGH EASTERN TUSCALOOSA COUNTY AND INTO NORTHERN BIBB COUNTY. IT WAS PRODUCING VERY HEAVY RAINFALL THAT WILL LIKELY RESULT IN FLASH FLOODING. THE STORM WAS MOVING SLOWLY TO THE EAST. 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.
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jul 12, 12:10 PM CDT, 5 hours 38 minutes before
ALZ004>009-011-013-121800- SPECIAL WEATHER STATEMENT...TIME CORRECTION NATIONAL WEATHER SERVICE BIRMINGHAM AL 1205 PM CDT THU JUL 12 1990 ...SHOWERS AND THUNDERSTORMS DEVELOPING ACROSS NORTHEAST AND CENTRAL ALABAMA... NUMEROUS SHOWERS WITH SCATTERED THUNDERSTORMS HAVE DEVELOPED IN A LINE FROM SUMTER COUNTY IN WESTCENTRAL ALABAMA TO CHEROKEE COUNTY IN NORTHEAST ALABAMA. THE STRONGEST STORMS WERE OCCURING IN TUSCALOOSA COUNTY NEAR THE CITY OF TUSCALOOSA AND IN CALHOUN COUNTY JUST SOUTH OF ANNISTON. OTHER STORMS WERE SCATTERED ACROSS PICKENS AND CLAY COUNTIES. THESE STORMS ARE CAPABLE OF PRODUCING HEAVY RAINS...GUSTY WINDS... LIGHTNING...AND SOME HAIL AS THEY MOVE TO THE NORTHEAST AT 15 MILES AN HOUR. SHOWERS AND THUNDERSTORMS ARE LIKELY TO DEVELOP THROUGHOUT THE DAY. AS A RESULT...PERSONS SHOULD CONTINUE TO MONITOR NOAA WEATHER RADIO...TV... OR LOCAL RADIO FOR THE LATEST STATEMENTS.
Special weather statement, Jul 12, 2:14 PM CDT, 3 hours 34 minutes before
ALZ004>009-011-013-122000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 215 PM CDT THU JUL 12 1990 AT 213 PM NUMEROUS SHOWERS WITH SCATTERED THUNDERSTORMS CONTINUED ACROSS NORTH AND CENTRAL ALABAMA. THE STRONGEST THUNDERSTORMS WERE OCCURING IN SHELBY COUNTY NEAR THE TOWN OF ALABASTER AND NEAR THE WINSTON/CULLMAN COUNTY LINE. OTHER STRONG STORMS WERE SPREAD ACROSS THE COUNTIES OF TALLADEGA...FAYETTE...GREENE...LAMAR....AND WALKER. THESE STORMS ARE CAPABLE OF PRODUCING HEAVY DOWNPOURS...GUSTY WINDS... LIGHTNING...AND SOME HAIL AS THEY MOVE NORTHEAST AT AROUND 15 MILES AN HOUR. SHOWERS AND THUNDERSTORMS ARE LIKELY TO DEVELOP THROUGHOUT THE DAY SO PERSONS SHOULD REMAIN ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AND LISTEN FOR ADDITIONAL WEATHER STATEMENTS.
Special weather statement, Jul 12, 3:04 PM CDT, 2 hours 44 minutes before
ALZ004>009-011-013-122100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 304 PM CDT WED JUL 11 1990 AT 300 PM NUMEROUS SHOWERS WITH SCATTERED THUNDERSTORMS CONTINUED ACROSS NORTH AND CENTRAL ALABAMA. THE STRONGEST THUNDERSTORM WAS OCCURING IN BIBB COUNTY NEAR CENTREVILLE. STRONG GUSTY WINDS AND SOME HAIL CAN BE EXPECTED WITH THIS STORM. ELSEWHERE...OTHER STRONG STORMS WERE SPREAD ACROSS SHELBY...ST.CLAIR... CULLMAN...FAYETTE...AND WALKER COUNTIES. THESE STORMS ARE CAPABLE OF PRODUCING HEAVY DOWNPOURS...GUSTY WINDS... LIGHTNING...AND SOME HAIL AS THEY CONTINUE TO MOVE NORTHEAST AT AROUND 15 MILES AN HOUR. SHOWERS AND THUNDERSTORMS ARE LIKELY TO DEVELOP THROUGHOUT THE DAY SO PERSONS SHOULD REMAIN ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AND LISTEN FOR ADDITIONAL WEATHER STATEMENTS.
Special weather statement, Jul 12, 3:49 PM CDT, 1 hour 59 minutes before
ALZ004>009-011-013-122130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 351 PM CDT THU JUL 12 1990 NUMEROUS SHOWERS WITH SCATTERED THUNDERSTORMS CONTINUED ACROSS NORTH AND CENTRAL ALABAMA. AT 350 PM SHOWERS AND THUNDERSTORMS WERE IN A LINE FROM PICKENS COUNTY IN WEST CENTRAL ALABAMA TO BLOUNT COUNTYIN NORTH CENTRAL ALABAMA. THE STRONGEST THUNDERSTORMS WERE OCCURING IN PICKENS COUNTY BETWEEN ALICEVILLE AND GORDO...AND ON THE ABLOUNT/CULLMAN COUNTY LINE. OTHER STRONG STORMS WERE SPREAD ACROSS TUSCALOOSA...FAYETTE...SHELBY AND BIBB COUNTIES. THESE THUNDERSTORMS ARE LIKELY TO DEVELOP INTO THE NIGHTIME HOURS SO PERSONS ARE URGED TO LISTEN FOR ADDITIONAL STATEMENTS.
Special weather statement, Jul 12, 4:40 PM CDT, 1 hour 8 minutes before
ALZ004>009-122245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 440 PM CDT THU JUL 12 1990 AT 435 PM WEATHER RADAR INDICTED A BAND OF THUNDERSTORMS WITH HEAVY RAINFALL FROM PICKENSVILLE IN PICKENS COUNTY EXTENDING NORTHEASTWARD ALONG AND JUST NORTH OF A TUSCALOOSA TO BIRMINGHAM LINE. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 15 MPH WHILE THE ENTIRE BAND OF STORMS WAS MOVING SLOWLY EASTWARD. THIS MOVEMENT WOULD PLACE THE THUNDERSTORMS IN THE BIRMINGHAM AND TUSCALOOSA AREAS BETWEEN 500 AND 530 PM. WITH THE RUSH HOUR JUST GETTING STARTED...PERSONS ARE URGED TO SLOW DOWN AND ALLOW EXTRA TIME TO REACH THEIR DESTINATION. ALONG WITH HEAVY RAINS THESE STORMS WILL PRODUCE DANGEROUS CLOUD TO GROUND LIGHTNING...STRONG GUSTY WINDS...AND POSSIBLE SMALL HAIL.
Special weather statement, Jul 12, 5:33 PM CDT, 15 minutes before
ALZ004>009-122340- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 533 PM CDT THU JUL 12 1990 ....THUNDERSTORMS CONTINUE ACROSS NORTH AND CENTRAL ALABAMA... AT 532 PM WEATHER RADAR INDICATED A BAND OF THUNDERSTORMS WITH HEAVY RAINFALL FROM NEAR BOLIGEE IN GREENE COUNTY EXTENDING NORTHEASTWARD ALONG A LINE JUST NORTH OF VANCE IN TUSCALOOSA COUNTY TO BIRMINGHAM TO NEAR GADSDEN IN ETOWAH COUNTY. THESE STORMS WERE MOVING TO THE NORTHEAST AT 15 MPH WHILE THE ENTIRE BAND WAS MOVING SLOWLY EASTWARD DUE TO THE SLOW MOVEMENT AND INTENSITY OF THESE STORMS HEAVY RAINS MAY CAUSE LOCALIZED FLOODING OF LOW LYING AND POOR DRAINAGE AREAS. ALONG WITH HEAVY RAINS THESE STORMS WILL PRODUCE DANGEROUS CLOUD TO GROUND LIGHTNING...STRONG GUSTY WINDS...AND POSSIBLY SMALL HAIL.
Nearby
Flash Flood Warnings in Alabama, 1990Every flash flood warning in 1990
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.