Alert archive / Alabama / Flash Flood Warnings in 1988

Flash Flood Warning 1, NWS Mobile, AL

September 16, 1988Coosa County, Tallapoosa County, Alabama

NWS Mobile, AL issued this flash flood warning at Sep 16, 1988, 11:08 PM CDT for Coosa County, Tallapoosa County, Alabama. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Sep 16, 1988, 11:08 PM CDT (04:08 UTC)
Expired
Sep 17, 1988, 3:00 AM CDT
In force
4 hr
Issued by
NWS Mobile, AL
Area
Whole counties

Counties Coosa County, AL, Tallapoosa 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 00:00Z, 4.1 hours before the alert went out and 110 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, Centreville/Bibb, AL at 00:00Z on 1988-09-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 281 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, Centreville/Bibb, AL at 00:00Z on 1988-09-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 58 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
281 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
608 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
58 m²/s²
0-3 km storm-relative helicity
89 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 KMGM 170414
FFWMGM
ALC037-123-170430-

BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MONTGOMERY AL
1108 PM CDT FRI SEP 16 1988

THE NATIONAL WEATHER SERVICE IN MONTGOMERY HAS EXTENDED THE
FLASH FLOOD WARNING UNTIL 3 AM SATURDAY
FOR PEOPLE IN THE FOLLOWING COUNTIES...

IN SOUTH ALABAMA
          ...COOSA...TALLAPOOSA

VERY HEAVY RAIN HAS PERSISTED FOR SEVERAL HOURS OVER COOSA AND
TALLAPOOSA COUNTIES AND IS CAUSING WIDESPREAD FLOODING IN THOSE AREAS.
NUMEROUS ROADS ARE UNDER WATER...AND U.S. 231 IS WASHED OUT AND CLOSED
AT MILE MARKER 187. COOSA COUNTY ROAD 40 IS WASHED OUT BETWEEN COUNTY
ROAD 18 AND U.S. 231. COUNTY ROAD 30 AT COTTAGE GROVE IS ALSO WASHED
OUT. STREETS ARE UNDER WATER IN GOODWATER...ALEX CITY...AND JACKSON
GAP.
THE RAIN HAS SHOWN NO SIGNS OF DIMINISHING...AND WILL LIKELY PERSIST
FOR SEVERAL MORE HOURS.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS.  IF FLASH FLOODING IS
OBSERVED...ACT QUICKLY.  MOVE UP TO ESCAPE FLOOD WATERS.  DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY.  THE WATER DEPT`H MAY BE TOO GREAT TO ALLOW YOUR CAR TO
CROSS SAFELY.  VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED QUICKLY.  MOVE TO HIGHER GROUND.

DEVAUGHN

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, Sep 16, 5:52 PM CDT, 5 hours 16 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
555 PM CDT FRI SEP 16 1988

...VERY HEAVY RAINFALL OVER MOBILE COUNTY...SEVERAL REPORTS OF
FUNNEL CLOUDS RECEIVED...

A FEW STRONG THUNDERSTORMS WITH INTENSE RAINFALL ARE MOVING TOWARD
THE NORTH ACROSS MOBILE COUNTY AT THIS HOUR.  RADAR SHOWS SHOWERS
DEVELOPING AND MOVING NORTHWARD INTO THE MISSISSIPPI COASTAL COUNTIES.
SEVERAL REPORTS OF FUNNEL CLOUDS HAVE BEEN RECEIVED FROM THE PUBLIC
AND LAW ENFORCEMENT OFFICIAL IN MOBILE COUNTY.

A THUNDERSTORM WITH TORRENTIAL RAINFALL WAS LOCATED OVER NORTH MOBILE
AT 545 PM.  LOW...SCUD CLOUDS HAVE BEEN OBSERVED BRUSHING THE TOPS OF
THE TREES TO THE EAST AND NORTHEAST OF THE AIRPORT...BUT NO ROTATION IN
THE CLOUDS WAS OBSERVED.

THE HEAVY RAINFALL IS BECOMING A CONCERN.  OVER THREE AND A HALF INCHES
OF RAIN HAS OCCURRED AT THE AIRPORT TODAY AND ANY ADDITIONAL HEAVY
RAINFALL COULD POSE FLOODING PROBLEMS.  STREETS AND ROADS IN THE
AREA ARE ALREADY COVERED WITH WATER AND STREAMS ARE AT BANKFULL.

ADDITIONAL HEAVY RAINFALL IS ANTICIPATED TONIGHT AND RESIDENTS...
ESPECIALLY IN MOBILE COUNTY...SHOULD STAY ALERT TO THE POSSIBLITY
OF FLASH FLOODING AND BE PREPARED TO ACT QUICKyLY IF FLOODING IS
OBSERVED OR A WARNING IS ISSUED.
Local storm report, Sep 16, 7:40 PM CDT, 3 hours 28 minutes before
ATTN SELS
STORM REPORT
NATIONAL WEATHER SERVICE MOBILE AL
740 PM CDT FRI SEP 16 1988

WIND DAMAGE TO A RESIDENCE IN OCEAN SPRINGS MISSISSIPPI WAS REPORTED
BY THE JACKSON COUNTY SHERIFFS OFFICE.  T#HE STORM REPORTED AS A
POSSIBLE TORNADO.  TIME OF OCCURRENCE 722 PM.
Local storm report, Sep 16, 7:48 PM CDT, 3 hours 20 minutes before
ATTN SELS
STORM REPORT
NATIONAL WEATHER SERVICE MOBILE AL
740 PM CDT FRI SEP 16 1988

THE HANCOCK COUNTY CIVIL DEFENSE REPORTED THAT A TORNADO PARTIALLY
UNROOFED A HOUSE A FEW MILES NORTH OF WAVELAND MIS/SISSIPPI AT 740 PM.
Local storm report, Sep 16, 7:57 PM CDT, 3 hours 11 minutes before
ATTN SELS
STORM REPORT
NATIONAL WEATHER SERVICE MOBILE AL
755 PM CDT FRI SEP 16 1988

THE JACKSON COUNTY SHERIFFS OFFICE ADVISES THAT THE RESIDENCE
DAMAGED BY A POSSIBLE TORNADO AT 722 PM WAS IN M=OSS POINT MISSISSIPPI
RATHER THAN OCEAN SPRINGS.
Special weather statement, Sep 16, 8:35 PM CDT, 2 hours 33 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE PENSACOLA FL
835 PM CDT FRI SEP 16 1988

AT 830PM CDT...HEAVY RAIN CONTINUES OVER WESTERN OKALOOSA COUNTY
BETWEEN CRESTVIEW AND MILTON. THE CURRENT HEAVY RAIN ALONG WITH THE
THREE TO FIVE INCHES THAT HAS FALLEN OVER THE PAST 24 HOURS IS CAUSING
MINOR FLOODING OF SOME ROADWAYS AND LOW LYING AREAS.

THE HEAVY RAIN APPEARS TO BE GRADUALLY TAPERING OFF BUT WILL STILL
CAUSE SOME FURTHER FLOODING IN FLOOD-PRONE AREAS THIS EVENING.

PERSONS LIVING IN LOW AREAS SHOULD BE ALERT FOR RISING WATERS AND BE
PREPARED TO PROTECT LIFE AND MOVEABLE PROPERTY.

ELSEWHERE...PATCHES OF RAIN...SHOWERS AND A FEW THUNDERSTORMS SPREAD
FROM WALsTON COUNTY WEST TO SOUTHEAST MISSISSIPPI.

THE THUNDERSTORMS WERE MOVING NORTH AT 20 TO 25 MILES AN HOUR.

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 17, 3:03 AM CDTFlash Flood WarningMOBTallapoosa3 hr

Nearby

Flash Flood Warnings in Alabama, 1988Every flash flood warning in 1988

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.