Alert archive / Alabama / Flash Flood Warnings in 1988

Flash Flood Warning 2, NWS Birmingham, AL

September 16, 1988Clay County, Randolph County, Alabama

NWS Birmingham, AL issued this flash flood warning at Sep 16, 1988, 10:57 PM CDT for Clay County, Randolph County, Alabama. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Sep 16, 1988, 10:57 PM CDT (03:57 UTC)
Expired
Sep 17, 1988, 2:00 AM CDT
In force
3 hr
Issued by
NWS Birmingham, AL
Area
Whole counties

Counties Clay County, AL, Randolph 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, 4.0 hours before the alert went out and 150 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 KBHM 170358
FFWBHM
ALC027-111-170700-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1057 PM CDT FRI SEP 16 1988
 
THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  200 AM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN NORTH ALABAMA
          ...CLAY...RANDOLPH
 
HEAVY RAIN HAS BEEN OCCURRING DURING THE EVENING ACROSS CLAY AND
RANDOLPH COUNTIES. ALREADY SINCE THIS MORNING...4 TO 5 INCHES HAVE
BEEN RECORDED WITH MORE RAIN ON THE WAY. SMALL STREAMS...LOW LYING
AREAS..AND AREAS OF ROUGH TERRAIN ARE ESPECIALLY SUBJECT TO FLASH
FLOODING.
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT.  IT'S
IMPORTANTP TO KNOW WHERE YOU ARE RELATIVE TO STREAMS...RIVERS...OR
CREEKS WHICH CAN BECOME KILLERS IN HEAVY RAINS.  CAMPERS SHOULD
AVOID CAMPING ALONG STREAMS OR CREEKS DURING THREATENING RAINS.

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, 5:48 PM CDT, 5 hours 9 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
545 PM CDT FRI SEP 16 1988

AT 545 PM CDT THERE WERE NO TORNADO WARNINGS IN EFFECT IN NORTH OR
CENTRAL ALABAMA HOWEVER CONDITIONS REMAINED FAVORABLE FOR SMALL BUT
DANGEROUS TORNADOES TO FORM IN THE NORTH AND CENTRAL ALABAMA. THE
TYPE OF SMALL TORNADOES THAT DEVELOPED EARLIER IN THE AFTERNOON ARE
VERY HARD TO DETECT BEFORE TOUCHDOWN.

AT 545 PM CDT A BAND OF MODERATELY STRONG THUNDERSTORMS CONTAINING
VERY HEAVY RAIN EXTENDED FROM MORGAN AND CULLMAN COUNTIES TO BLOUNT...
EASTERN JEFFERSON...ST CLAIR...SHELBY...TALLADEGA...CLAY AND TALLAPOOSA
COUNTIES. DUE TO THE HEAVY AMOUNT OF RAIN FALLING THERE COULD BE SOME
LOCALlIZED FLOODING IN LOW LYING AREAS OR ON ROADWAYS. THE RAIN AREA WAS
MOVING NORTHEAST AT 20 MPH.

PERSONS SHOULD MONITOR WEATHER CONDITIONS FOR THE NEXT FEW HOURS AND
BE PREPARED TO MOVE TO A PLACE OF SAFETY WITH LITTLE OR NO WARNING.
Special weather statement, Sep 16, 6:49 PM CDT, 4 hours 8 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MONTGOMERY AL
635 PM CDT FRI SEP 16 1988

RADAR SHOWED WIDESPREAD RAIN AND THUNDERSHOWERS COVERING ALMOST ALL
OF ALABAMA AT 630 PM. THE HEAVIEST RAIN WAS AROUND LAKE MARTIN...AND
ALONG THE FLORIDA BORDER SOUTH OF ANDALUSIA.

THERE HAVE BEEN SEVERAL REPORTS OF MINOR DAMAGE TO TREES FROM HIGH
WINDS...BUT NO SERIOUS DAMAGE HAS BEEN REPORTED. THE MAIN CONCERN AT
THIS HOUR IS FOR THE POSSIBILITY OF FLOODING. OVER 3 INCHES OF RAIN
HAVE BEEN REPORTED FROM AROUND ALEXANDER CITY DURING THE PAST FEW
HOURS...AND SOME ROADS HAVE BEEN WASHED OUT. FLOODING OF STREETS...
SMALL STREAMS...AND LOW LYING AREAS WILL BE POSSIBLE FOR THE NEXT FEW
HOURS.

STAY TUNED TO LOCAL RADIO OR TV STATIONS OR TO THE NATIONAL WEATHER
SERVICE RADIO FOR LATEST INFORMATION.

DEVAUGHN
Special weather statement, Sep 16, 7:08 PM CDT, 3 hours 49 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
705 PM CDT FRI SEP 16 1988

...VERY HEAVY RAINS CONTINUE OVER EAST ALABAMA...

RAINFALL AMOUNTS OF FROM 3 TO NEARLY 5 INCHES HAVE FALLEN TODAY
OVER AN AREA EXTENDING FROM SOUTHERN SAINT CLAIR AND EASTERN
SHELBY COUNTIES SOUTHEASTWARD ACROSS TALLADEGA COUNTY AND INTO COOSA
AND TALLAPOOSA COUNTIES.

HEAVY RAINFALL CONTINUES OVER NORTHERN TALLAPOOSA COUNTY AND WILL BE
SPREADING NORTH AND NORTHEAST INTO CLAY AND RANDOLPH COUNTIES SHORTLY.
SOME FLOODING OF SMALL STREAMS AND LOW LYING AREAS MAY OCCUR DURING
THE NEXT COUPLE OF HOURS IN CLAY AND RANDOLPH COUNTIES.

ASHLAND IN CLAY COUNTY HAS ALREADY RECEIVED MORE THAN 2 AND 1/2 INCHES
OF RAIN.
Special weather statement, Sep 16, 8:51 PM CDT, 2 hours 6 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MONTGOMERY AL
845 PM CDT FRI SEP 16 1988

...FLASH FLOOD WARNING IN EFFECT FOR COOSA AND TALLAPOOSA COUNTIES...
...UNTIL 1130 PM CDT...

HEAVY RAINS RAINS CONTINUED TO DRENCH COOSA AND TALLAPOOSA COUNTIES
AND THE DRAINAGE AREAS NORTH OF THEM. IN PERRYVILLE THE STATE TROOPER
SAID THAT IT WAS RAINING SO HARD THAT HE COULD NOT SEE THE ROAD.
A REPORT FROM NORTH WETUMPKA INDICATED THAT 6 INCHES OF RAIN HAVE
ALREADY FALLEN THERE.

STATE TROOPERS REPORT THAT HIGHWAY 231 FROM NORTH OF ROCKFORD WAS
FLOODED WITH 6-8" OF WATER AND ANY INCREASE IN WATER LEVELS THERE
WILL RESULT IN CLOSURE. COUNTY CREWS HAVE BEEN DISPATCHED.

COOSA COUNTY ROAD NUMBER 40 BETWEEN ROUTE 18 AND 231 HAS BEEN
COMPLETELY WASHED OUT ACCORDING TO STATE TROOPERS THERE.

OTHER REPORTS OF FLOODING INCLUDE WATER IN GOODWATER AND ON
WASHINGTON STREET INSIDE THE ALEX CITY LIMITS WHERE LOGS HAVE
BEEN CLEARED FROM NEAR CAMPS CYCLE...BUT DEEP WATER PERSISTS.

HEAVY RAINS WILL CONTINUE FOR AT LEAST ANOTHER HOUR IN THE VICINITY.
WATER LEVELS RISE EVEN AFTER RAINS HAVE TAPERED OFF. UNLESS TRAVELING
IS ABSOLUTELY NECESSARY IT SHOULD BE ABANDONED AND NECESSARY TRAVEL
IN COOSA...ELMORE AND TALLAPOOSA COUNTIES SHOULD BE DONE WITH
EXTREME CAUTION.

OTHER AREAS OF HEAVY RAINS WERE OBSERVED SOUTH OF ANDALUSIA TO
BEYOND THE FLORIDA BORDER AND OVER FORT GAINES.

SNELL

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.