Alert archive / Alabama / Flash Flood Warnings in 1996

Flash Flood Warning 22, NWS Birmingham, AL

April 23, 1996Limestone County, Alabama

NWS Birmingham, AL issued this flash flood warning at Apr 23, 1996, 2:05 AM CDT for Limestone County, 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: Apr 23, 1996, 2:05 AM CDT (07:05 UTC)
Expired: Apr 23, 1996, 5:00 AM CDT
In force: 3 hr
Issued by: NWS Birmingham, AL
Area: Whole counties

County Limestone County, AL

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 7.1 hours before the alert went out and 151 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 222 J/kg
Mixed-layer CIN: -22 J/kg
Mixed-layer LCL: 1420 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 151 m²/s²
0-3 km storm-relative helicity: 160 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 1.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KHSV 230707
FFWHSV
ALC083-231000-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE HUNTSVILLE AL
205 AM CDT TUE APR 23 1996
 
THE NATIONAL WEATHER SERVICE IN HUNTSVILLE HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  500 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTH ALABAMA
 
   ...LIMESTONE COUNTY
 
DUE TO HEAVY RAIN ASSOCIATED WITH THE LINE OF STRONG THUNDERSTORMS
MOVING ACROSS NORTH ALABAMA...NUMEROUS REPORTS HAVE BEEN MADE OF ROADS
UNDERWATER IN THE COUNTY OF LIMESTONE.
 
 
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 WATERSV.  DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
 
 
 
&

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

Local storm report, Apr 23, 12:52 AM CDT, 1 hour 13 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM ALABAMA
1250 AM CDT TUE APR 23 1996

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1140 PM    ALICEVILLE                AL   TREES AND POWER LINES
04/22/96   PICKENS                        DOWN ON HIGHWAY 14.

1200 AM    VERNON                    AL   POSSIBLE FUNNEL CLOUD
04/23/96   LAMAR                          JUST WEST OF VERNON.

1203 AM    LIVINGSTON                AL   TREES AND POWER LINES
04/23/96   SUMTER                         DOWN.

1210 AM    HAMILTON                  AL   MOST OF HAMILTON WITHOUT
04/23/96   MARION                         POWER.

1215 AM    LIVINGSTON                AL   4 HOUSES DAMAGED.
04/23/96   SUMTER

1228 AM    TUSCALOOSA                AL   NUMEROUS TREES AND POWER
04/23/96   TUSCALOOSA                     LINES DOWN IN CITY.

1230 AM    TUSCALOOSA                AL   TREES DOWN ON HOUSE.
04/23/96   TUSCALOOSA                     1 INJURY REPORTED TO
                                          TUSCALOOSA PD.

Special weather statement, Apr 23, 1:48 AM CDT, 17 minutes before

ALZ001>004-011>015-022-023-024-030>032-034-039-051-230750-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
148 AM CDT TUE APR 23 1996

THE FOLLOWING COUNTIES HAVE BEEN REMOVED FROM THE TORNADO...

LAUDERDALE...COLBERT...FRANKLIN...LAWRENCE...MARION...WINSTON...
LAMAR...FAYETTE...WALKER...PICKENS...TUSCALOOSA...JEFFERSON...BIBB
...SUMTER...GREENE...HALE...MARENGO...AND CHOCTAW.

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 22, 9:13 PM CDT	Severe Thunderstorm Warning	BMX	Lauderdale	62 min
Apr 22, 11:07 PM CDT	Severe Thunderstorm Warning	BMX	Pickens	53 min
Apr 22, 11:25 PM CDT	Severe Thunderstorm Warning	BMX	Sumter	65 min
Apr 22, 11:36 PM CDT	Severe Thunderstorm Warning	BMX	Lamar	69 min
Apr 22, 11:50 PM CDT	Severe Thunderstorm Warning	BMX	Greene	40 min
Apr 22, 11:53 PM CDT	Severe Thunderstorm Warning	BMX	Tuscaloosa	67 min
Apr 23, 12:07 AM CDT	Severe Thunderstorm Warning	BMX	Fayette	38 min
Apr 23, 12:10 AM CDT	Severe Thunderstorm Warning	BMX	Hale, Marengo	50 min
Apr 23, 12:22 AM CDT	Severe Thunderstorm Warning	BMX	Marion, Winston	53 min
Apr 23, 12:27 AM CDT	Severe Thunderstorm Warning	BMX	Walker	48 min
Apr 23, 12:27 AM CDT	Severe Thunderstorm Warning	BMX	Franklin	63 min
Apr 23, 12:33 AM CDT	Severe Thunderstorm Warning	BMX	Walker	42 min
Apr 23, 12:37 AM CDT	Severe Thunderstorm Warning	BMX	Bibb, Jefferson	68 min
Apr 23, 12:43 AM CDT	Severe Thunderstorm Warning	BMX	Lawrence	62 min
Apr 23, 12:50 AM CDT	Severe Thunderstorm Warning	BMX	Perry	40 min
Apr 23, 12:57 AM CDT	Severe Thunderstorm Warning	BMX	Cullman	63 min
Apr 23, 1:04 AM CDT	Severe Thunderstorm Warning	BMX	Shelby	56 min
Apr 23, 1:11 AM CDT	Severe Thunderstorm Warning	BMX	Morgan	64 min
Apr 23, 1:14 AM CDT	Severe Thunderstorm Warning	BMX	Blount	61 min
Apr 23, 1:27 AM CDT	Severe Thunderstorm Warning	BMX	Limestone	63 min
Apr 23, 1:30 AM CDT	Severe Thunderstorm Warning	BMX	St. Clair	60 min
Apr 23, 1:46 AM CDT	Severe Thunderstorm Warning	BMX	Madison	59 min
Apr 23, 1:58 AM CDT	Severe Thunderstorm Warning	BMX	Marshall	62 min
Apr 23, 2:25 AM CDT	Severe Thunderstorm Warning	BMX	Jackson	65 min
Apr 23, 2:38 AM CDT	Severe Thunderstorm Warning	BMX	DeKalb	67 min

Nearby

Flash Flood Warnings in Alabama, 1996 Every flash flood warning in 1996

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.