Alert archive / Alabama / Flash Flood Warnings in 1990

Flash Flood Warning 78, NWS Birmingham, AL

December 22, 1990Marion County, Winston County, Alabama

NWS Birmingham, AL issued this flash flood warning at Dec 22, 1990, 1:40 PM CST for Marion County, Winston County, Alabama. It was in force for 80 min.

The area

The counties it named.

The facts

Issued
Dec 22, 1990, 1:40 PM CST (19:40 UTC)
Expired
Dec 22, 1990, 3:00 PM CST
In force
80 min
Issued by
NWS Birmingham, AL
Area
Whole counties

Counties Marion County, AL, Winston 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, 7.7 hours before the alert went out and 144 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 12:00Z on 1990-12-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 142 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 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 12:00Z on 1990-12-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 199 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
142 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
559 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
199 m²/s²
0-3 km storm-relative helicity
201 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBHM 221941
FFWBHM
ALC093-133-222100-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
140 PM CST SAT DEC 22 1990
 
THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  300 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTH ALABAMA
 
   ...MARION COUNTY...WINSTON COUNTY
 
THUNDERSTOMS WITH HEAVY RAIN ARE MOVING NORTHEAST BACK INTO MARION
AND WINSTON COUNTIES...WHERE FLASH FLOODING HAS ALREADY OCCURRED
LAST NIGHT AND EARLIER TODAY.
 
 
MOST DEATHS IN FLASH FLOODING OCCUR IN AUTOMOBILES.  DO NOT
ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS
THE ROADWAY.  NEVER TRY TO CROSS A FLOWING STREAM...EVEN A
SMALL ONE...ON FOOT.

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, Dec 22, 10:50 AM CST, 2 hours 50 minutes before
ALZ004>009-011-221800-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1047 AM CST SAT DEC 22 1990

 ...FLASH FLOOD WATCH IN EFFECT FOR ALL OF NORTHERN ALABAMA TODAY...
 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR LAMAR..PICKENS..FAYETTE
..WALKER..AND CULLMAN...UNTIL 1215 PM...

AT 1045 AM...WEATHER SERVICE RADAR INDICATED A STRONG THUNDERSTORM
MOVING OUT OF WALKER INTO CULLMAN COUNTY. STRONG GUSTY WINDS...HEAVY
RAINS..LIGHTNING AND POSSIBLY SOME HAIL WILL ACCOMPANY THIS STORM.

OTHER STORMS WERE MOVING INTO PICKENS...AND SOUTHERN LAMAR COUNTIES.

ALL OF THESE STORMS ARE CAPABLE OF STRONG GUSY WINDS...HEAVY DOWNPOURS
...LIGHTNING AND POSSIBLY SOME HAIL AS THEY CONTINUE SOUTHEAST AROUND
15 MILES AN HOUR.

FLOODING HAS BECOME A MAJOR PROBLEM ACROSS MANY LOCATIONS IN THE NORTH-
WEST COUNTIES AND THESE AREAS SHOULD BE AVOIDED IF AT ALL POSSIBLE.
MANY ROADS HAVE BEEN CLOSED AS WELL AS CARS ABANDONDED.

THE THREAT OF SEVERE THUNDERSTORMS WILL EXIST THROUGHOUT TODAY AS A
STRONG COLD FRONT SLIDES INTO VERY MOIST AND UNSTABLE IN PLACE OVER
ALABAMA.  PERSONS SHOULD REMAIN ALERT FOR RAPIDLY CHANGING WEATHER
CONDITIONS.
Special weather statement, Dec 22, 11:42 AM CST, 1 hour 58 minutes before
ALZ004>009-011-221900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1142 AM CST SAT DEC 22 1990

 ...TORNADO WATCH UNTIL 600 PM FOR MUCH OF NORTH AND WEST ALABAMA...
 ...FLASH FLOOD WATCH IN EFFECT FOR ALL OF NORTHERN ALABAMA TODAY...
 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR LAMAR..PICKENS..FAYETTE
 ..WALKER..AND CULLMAN...UNTIL 1215 PM...

AT 1140 AM...WEATHER SERVICE RADAR INDICATED A BAND OF RAIN CONTAINING
ISOLATED THUNDERSTORMS.  THE STRONGEST THUNDERSTORM WAS MOVING INTO
CULLMAN COUNTY AND WAS PRODUCING VERY HEAVY RAIN..LIGHTNING..AND GUSTY
WINDS.

OTHER STORMS WERE IN FAYETTE AND MARION COUNTIES.

ALL OF THESE STORMS ARE CAPABLE OF STRONG GUSY WINDS...HEAVY DOWNPOURS
...LIGHTNING AND POSSIBLY SOME HAIL AS THEY CONTINUE SOUTHEAST AROUND
15 MILES AN HOUR.
WEST COUNTIES AND THESE AREAS SHOULD BE AVOIDED IF AT ALL POSSIBLE.
MANY ROADS HAVE BEEN CLOSED AS WELL AS CARS ABANDONDED.

THE THREAT OF SEVERE THUNDERSTORMS WILL EXIST THROUGHOUT TODAY AS A
STRONG COLD FRONT SLIDES INTO VERY MOIST AND UNSTABLE IN PLACE OVER
ALABAMA.  PERSONS SHOULD REMAIN ALERT FOR RAPIDLY CHANGING WEATHER
CONDITIONS.
Special weather statement, Dec 22, 11:57 AM CST, 1 hour 43 minutes before
ALZ004>009-011-221900-

SPECIAL WEATHER STATEMENT...CORRECTIONS TO SEVERAL ITEMS.
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1142 AM CST SAT DEC 22 1990

 ...TORNADO WATCH UNTIL 600 PM FOR MUCH OF NORTH AND WEST ALABAMA...
 ...FLASH FLOOD WATCH IN EFFECT FOR ALL OF NORTHERN ALABAMA TODAY...
 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR LAMAR..PICKENS..FAYETTE
 ..WALKER..AND CULLMAN...UNTIL 1215 PM...

AT 1140 AM...WEATHER SERVICE RADAR INDICATED A BAND OF RAIN CONTAINING
ISOLATED THUNDERSTORMS.  THE STRONGEST THUNDERSTORM WAS MOVING INTO
CULLMAN COUNTY AND WAS PRODUCING VERY HEAVY RAIN..LIGHTNING..AND GUSTY
WINDS.

OTHER STORMS WERE IN FAYETTE AND MARION COUNTIES.

ALL OF THESE STORMS ARE CAPABLE OF STRONG GUSY WINDS...HEAVY DOWNPOURS
...LIGHTNING AND POSSIBLY SOME HAIL AS THEY CONTINUE NORTHEAST AROUND
15 MILES AN HOUR.
>
FLOODING HAS BECOME A MAJOR PROBLEM ACROSS MANY LOCATIONS IN THE NORTH-
WEST COUNTIES AND THESE AREAS SHOULD BE AVOIDED IF AT ALL POSSIBLE.
MANY ROADS HAVE BEEN CLOSED AS WELL AS CARS ABANDONDED.

THE THREAT OF SEVERE THUNDERSTORMS WILL EXIST THROUGHOUT TODAY AS A
STRONG COLD FRONT SLIDES INTO VERY MOIST AND UNSTABLE IN PLACE OVER
ALABAMA.  PERSONS SHOUL+D REMAIN ALERT FOR RAPIDLY CHANGING WEATHER
CONDITIONS.
Special weather statement, Dec 22, 12:11 PM CST, 1 hour 29 minutes before
ALZ004>009-011-221900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1210 PM CST SAT DEC 22 1990

 ...TORNADO WATCH UNTIL 600 PM FOR MUCH OF NORTH AND WEST ALABAMA...
 ...FLASH FLOOD WATCH IN EFFECT FOR ALL OF NORTHERN ALABAMA TODAY...
 ...FLASH FLOOD WARNING FOR LAMAR..PICKENS..FAYETTE..WALKER..AND CULLMAN
 COUNTIES EXTENDED UNTIL 300 PM...

AT 1208 PM...WEATHER SERVICE RADAR INDICATED A BAND OF RAIN CONTAINING
ISOLATED THUNDERSTORMS.  THE STRONGEST THUNDERSTORM IN CULLMAN COUNTY
AND WAS PRODUCING VERY HEAVY RAIN..LIGHTNING..AND GUSTY WINDS.

ANOTHER STORM WAS MOVING OUT OF WALKER COUNTY INTO WINSTON.

ALL OF THESE STORMS ARE CAPABLE OF STRONG GUSY WINDS...HEAVY DOWNPOURS
...LIGHTNING AND POSSIBLY SOME HAIL AS THEY CONTINUE NORTHEAST AROUND
35 MILES AN HOUR.
>
THE THREAT OF SEVERE THUNDERSTORMS WILL EXIST THROUGHOUT TODAY AS A
STRONG COLD FRONT SLIDES INTO VERY MOIST AND UNSTABLE IN PLACE OVER
ALABAMA.  PERSONNS SHOULD REMAIN ALERT FOR RAPIDLY CHANGING WEATHER
CONDITIONS.
Special weather statement, Dec 22, 1:08 PM CST, 32 minutes before
ALZ004>009-011-221900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
105 PM CST SAT DEC 22 1990

 ...TORNADO WATCH UNTIL 600 PM FOR MUCH OF NORTH AND WEST ALABAMA...
 ...FLASH FLOOD WATCH IN EFFECT FOR ALL OF NORTHERN ALABAMA TODAY...
 ...FLASH FLOOD WARNINGS REMAIN IN EFFECT FOR LAMAR..PICKENS..FAYETTE
 ..WALKER..AND CULLMAN COUNTIES UNTIL 300 PM...

AT 105 PM...WEATHER SERVICE RADAR SHOWED LARGE AREAS OF LIGHT TO MODERATE
RAIN ACROSS MUCH OF NORTH AND WESTERN ALABAMA.  THE RAIN AREA IS GENERALLY
NORTH OF A LINE FROM FORT PAYNE IN DE KALB COUNTY TO ALICEVILLE IN PICKENS
COUNTY.  THE HEAVIEST RAIN WAS IN NORTHERN LAMAR COUNTY NEAR SULLIGENT.
THE RAIN ACTIVITY WAS MOVING TO THE SOUTHEAST 15 MILES AN HOUR.

THE THREAT OF SEVERE THUNDERSTORMS WILL EXIST THROUGHOUT TODAY AS A
STRONG COLD FRONT SLIDES INTO VERY MOIST AND WARM AIR IN PLACE OVER
ALABAMA.  PERSONS SHOULD REMAIN ALERT FOR RAPIDLY CHANGING WEATHER
CONDITIONS AND LISTEN TO NOAA WEATHER RADIO FOR THE LATEST UPDATES.
Special weather statement, Dec 22, 1:14 PM CST, 26 minutes before
ALZ004>009-011-221900-

SPECIAL WEATHER STATEMENT...CORRECTION TO RAIN MOVEMENT....
NATIONAL WEATHER SERVICE BIRMINGHAM AL
105 PM CST SAT DEC 22 1990

 ...TORNADO WATCH UNTIL 600 PM FOR MUCH OF NORTH AND WEST ALABAMA...
 ...FLASH FLOOD WATCH IN EFFECT FOR ALL OF NORTHERN ALABAMA TODAY...
 ...FLASH FLOOD WARNINGS REMAIN IN EFFECT FOR LAMAR..PICKENS..FAYETTE
 ..WALKER..AND CULLMAN COUNTIES UNTIL 300 PM...

AT 105 PM...WEATHER SERVICE RADAR SHOWED LARGE AREAS OF LIGHT TO MODERATE
RAIN ACROSS MUCH OF NORTH AND WESTERN ALABAMA.  THE RAIN AREA IS GENERALLY
NORTH OF A LINE FROM FORT PAYNE IN DE KALB COUNTY TO ALICEVILLE IN PICKENS
COUNTY.  THE HEAVIEST RAIN WAS IN NORTHERN LAMAR COUNTY NEAR SULLIGENT.
THE RAIN ACTIVITY WAS MOVING TO THE NORTHEAST 35 MILES AN HOUR.

THE THREAT OF SEVERE THUNDERSTORMS WILL EXIST THROUGHOUT TODAY AS A
STRONG COLD FRONT SLIDES INTO VERY MOIST AND WARM AIR IN PLACE OVER
ALABAMA.  PERSONS SHOULD REMAIN ALERT FOR RAPIDLY CHANGING WEATHER
CONDITIONS AND LISTEN TO NOAA WEATHER RADIO FOR THE LATEST UPDATES.

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 21, 8:18 PM CSTSevere Thunderstorm WarningBMXMarion42 min
Dec 21, 8:23 PM CSTFlash Flood WarningBMXColbert, Lauderdale4 hr
Dec 21, 8:33 PM CSTSevere Thunderstorm WarningBMXColbert, Franklin57 min
Dec 21, 10:43 PM CSTSevere Thunderstorm WarningBMXPickens32 min
Dec 21, 10:48 PM CSTSevere Thunderstorm WarningBMXLamar42 min
Dec 22, 2:24 AM CSTFlash Flood WarningBMXColbert, Lauderdale, Lawrence, Limestone, Morgan4 hr
Dec 22, 2:24 AM CSTFlash Flood WarningBMXMadison4 hr
Dec 22, 2:34 AM CSTFlash Flood WarningBMXLamar, Marion4 hr
Dec 22, 2:34 AM CSTFlash Flood WarningBMXWinston4 hr
Dec 22, 6:30 AM CSTFlash Flood WarningBMXLimestone, Madison, Morgan4 hr
Dec 22, 6:30 AM CSTFlash Flood WarningBMXColbert, Franklin, Lauderdale, Lawrence4 hr
Dec 22, 6:39 AM CSTFlash Flood WarningBMXMarion, Winston2 hr
Dec 22, 6:39 AM CSTFlash Flood WarningBMXLamar2 hr
Dec 22, 6:58 AM CSTTornado WarningBMXPickens32 min
Dec 22, 10:18 AM CSTFlash Flood WarningBMXCullman, Fayette, Walker117 min
Dec 22, 10:18 AM CSTFlash Flood WarningBMXLamar, Pickens117 min
Dec 22, 10:30 AM CSTFlash Flood WarningBMXJackson, Madison, Marshall4 hr
Dec 22, 10:30 AM CSTFlash Flood WarningBMXColbert, Franklin, Lauderdale, Lawrence4 hr
Dec 22, 10:30 AM CSTFlash Flood WarningBMXLimestone, Morgan4 hr
Dec 22, 12:15 PM CSTFlash Flood WarningBMXCullman, Walker3 hr
Dec 22, 12:15 PM CSTFlash Flood WarningBMXFayette, Lamar, Pickens3 hr
Dec 22, 2:46 PM CSTSevere Thunderstorm WarningBMXGreene29 min
Dec 22, 3:04 PM CSTSevere Thunderstorm WarningBMXTuscaloosa56 min

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.