Alert archive / Louisiana / Flash Flood Warnings in 1994

Flash Flood Warning 13, NWS Shreveport, LA

August 8, 1994Bossier Parish, Louisiana

NWS Shreveport, LA issued this flash flood warning at Aug 8, 1994, 2:13 AM CDT for Bossier Parish, Louisiana. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued: Aug 8, 1994, 2:13 AM CDT (07:13 UTC)
Expired: Aug 8, 1994, 7:15 AM CDT
In force: 5 hr
Issued by: NWS Shreveport, LA
Area: Whole counties

County Bossier Parish, LA

The nearest sounding before it

Longview/Gregg, TX (KGGG), launched 00:00Z, 7.2 hours before the alert went out and 100 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: 239 J/kg
Mixed-layer CIN: -175 J/kg
Mixed-layer LCL: 1323 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: 11 m²/s²
0-3 km storm-relative helicity: 84 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 KSHV 080714
FFWSHV
LAC015-017-031-081215-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SHREVEPORT LA
213 AM CDT MON AUG 8 1994
 
THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  715 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHWEST LOUISIANA
 
   ...SOUTHERN BOSSIER PARISH...SOUTHERN CADDO PARISH
   ...DESOTO PARISH
 
AT 210 AM CDT WEATHER SERVICE RADAR INDICATED AN AREA OF SHOWERS
AND THUNDERSTORMS OVER NORTHEAST TEXAS..SOUTHWEST ARKANSAS..AND
NORTHWEST LOUISIANA. SOME OF THE STORMS HAVE BEEN PRODUCING
RAINFALL AMOUNTS OF ONE TO NEAR TWO INCHES OVER PARTS OF SOUTHERN
CADDO..NORTHERN DESOTO..AND SOUTHERN BOSSIER PARISHES.  THESE
RAINS WILL CAUSE FLOODING OF LOW AREAS AND POOR DRAINAGE AREAS.
THE SHOWERS AND THUNDERSTORMS ALSO CONTINUE TO DEVELOP AND SPREAD
OVER THE SAME GENERAL AREAS.  MOVEMENT OF THE SHOWERS AND
THUNDERSTORMS WAS TO THE EAST TO SOUTHEAST AT 15 MPH.
 
 
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT.  MOST FLASH FLOOD DEATHS 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.  TO ESCAPE RISING WATER MOVE UP 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

Local storm report, Aug 7, 11:08 PM CDT, 3 hours 5 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
1108 PM CDT SUN AUG 7 1994

STORM REPORTS FOR SUNDAY AUGUST 7 1994

TIME CDT PARISH/COUNTY/STATE   EVENT/LOCATION

 752 PM  CADDO/DESOTO  LA  3/4 INCH HAIL AND VERY HEAVY RAINFALL
                           REPORTED BY OFF DUTY WEATHER SERVICE
                           EMPLOYEE ON INTERSTATE 49 ALONG CADDO/
                           DESOTO PARISH BORDER NEAR UPPER END OF
                           WALLACE LAKE. RAINFALL SLOWED TRAFFIC
                           ON INTERSTATE TO A CRAWL.

 810 PM  BOSSIER      LA   60 MPH WINDS RECORDED IN BOSSIER CITY
                           LOUISIANA ALONG WITH PEA SIZE HAIL. POWER
                           WAS OUT IN PARTS OF BOSSIER CITY.

 815 PM  DESOTO       LA   GOLF BALL SIZE HAIL STONEWALL LOUISIANA.

 830 PM  BOSSIER      LA   SEVERAL TREES AND POWER LINES DOWN IN SOUTH
                           BOSSIER CITY.

 830 PM  DESOTO       LA   SEVERAL TREES DOWN IN NORTHEAST DESOTO
                           PARISH 7 MILES EAST OF STONEWALL.

Local storm report, Aug 7, 11:14 PM CDT, 2 hours 59 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
1115 PM CDT SUN AUG 7 1994

STORM REPORTS FOR SUNDAY AUGUST 7 1994

TIME CDT PARISH/COUNTY/STATE   EVENT/LOCATION

 752 PM  CADDO/DESOTO  LA  3/4 INCH HAIL AND VERY HEAVY RAINFALL
                           REPORTED BY OFF DUTY WEATHER SERVICE
                           EMPLOYEE ON INTERSTATE 49 ALONG CADDO/
                           DESOTO PARISH BORDER NEAR UPPER END OF
                           WALLACE LAKE. RAINFALL SLOWED TRAFFIC
                           ON INTERSTATE TO A CRAWL.

 810 PM  BOSSIER      LA   60 MPH WINDS RECORDED IN BOSSIER CITY
                           LOUISIANA ALONG WITH PEA SIZE HAIL. POWER
                           WAS OUT IN PARTS OF BOSSIER CITY.

 815 PM  DESOTO       LA   GOLF BALL SIZE HAIL STONEWALL LOUISIANA.

 830 PM  BOSSIER      LA   SEVERAL TREES AND POWER LINES DOWN IN SOUTH
                           BOSSIER CITY.

 830 PM  DESOTO       LA   SEVERAL TREES DOWN IN NORTHEAST DESOTO
                           PARISH 7 MILES EAST OF STONEWALL.

1108 PM  HARRISON     TX   PEA AND MARBLE SIZE HAIL IN EASTERN
                           MARSHALL..REPORTED BY HAMS.

Local storm report, Aug 7, 11:15 PM CDT, 2 hours 58 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
1115 PM CDT SUN AUG 7 1994

STORM REPORTS FOR SUNDAY AUGUST 7 1994

TIME CDT PARISH/COUNTY/STATE   EVENT/LOCATION

 752 PM  CADDO/DESOTO  LA  3/4 INCH HAIL AND VERY HEAVY RAINFALL
                           REPORTED BY OFF DUTY WEATHER SERVICE
                           EMPLOYEE ON INTERSTATE 49 ALONG CADDO/
                           DESOTO PARISH BORDER NEAR UPPER END OF
                           WALLACE LAKE. RAINFALL SLOWED TRAFFIC
                           ON INTERSTATE TO A CRAWL.

 810 PM  BOSSIER      LA   60 MPH WINDS RECORDED IN BOSSIER CITY
                           LOUISIANA ALONG WITH PEA SIZE HAIL. POWER
                           WAS OUT IN PARTS OF BOSSIER CITY.

 815 PM  DESOTO       LA   GOLF BALL SIZE HAIL STONEWALL LOUISIANA.

 830 PM  BOSSIER      LA   SEVERAL TREES AND POWER LINES DOWN IN SOUTH
                           BOSSIER CITY.

 830 PM  DESOTO       LA   SEVERAL TREES DOWN IN NORTHEAST DESOTO
                           PARISH 7 MILES EAST OF STONEWALL.

1108 PM  HARRISON     TX   PEA AND MARBLE SIZE HAIL IN EASTERN
                           MARSHALL..REPORTED BY HAMS.

Special weather statement, Aug 7, 11:35 PM CDT, 2 hours 38 minutes before

OKZ076-077-049-053-TXZ095-097-TXZ106>112-TXZ124>126-136>138-149>153-
166-167-ARZ050>053-ARZ059>061-ARZ066-ARZ070>073-LAZ001>026-080535-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
1135 PM CDT SUN AUG 7 1994

...SHOWERS AND THUNDERSTORMS CONTINUED OVER THE ARKLATEX REGION...

AT 1125 PM CDT WEATHER SERVICE RADAR IN SHREVEPORT SHOWED AN AREA OF
SHOWERS AND THUNDERSTORMS OVER NORTHEAST TEXAS..SOUTHWEST ARKANSAS...
AND NORTHWEST LOUISIANA.  THE AREA EXTENDED EAST OF A LINE FROM NEAR
LOCKSBURG SOUTH TO NEAR ASHDOWN ARKANSAS AND MAUD..HALLSVILLE..AND
DE BERRY TEXAS. THE EASTERN EDGE OF THE RAINFALL STRETCHED FROM NEAR
ANTOINE SOUTH TO NEAR EL DORADO ARKANSAS AND HOMER..RUSTON..AND
WINNFIELD LOUISIANA.  THE STRONGER THUNDERSTORMS WERE NOTED IN A 10
MILE WIDE AREA FROM NEAR OIL CITY SOUTH TO NEAR GREENWOOD AND
FOUR FORKS LOUISIANA.  OTHER STRONG THUNDERSTORMS WERE INDICATED OVER
EAST TEXAS NEAR MARSHALL AND SCOTTSVILLE.  THE SHOWERS AND THUNDER-
STORMS WERE MOVING TO THE EAST AT 15 TO 20 MPH WITH THE STRONGER
STORMS PRODUCING DANGEROUS LIGHTNING..GUSTY WINDS OF 25 TO 35 MPH..
VERY HEAVY DOWNPOURS..AND POSSIBLY SOME HAIL.

Special weather statement, Aug 8, 1:05 AM CDT, 1 hour 8 minutes before

OKZ076-077-049-053-TXZ095-097-TXZ106>112-TXZ124>126-136>138-149>153-
166-167-ARZ050>053-ARZ059>061-ARZ066-ARZ070>073-LAZ001>026-080705-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
105 AM CDT MON AUG 8 1994

...SHOWERS AND THUNDERSTORMS..SOME PRODUCING VERY HEAVY RAINFALL..
CONTINUED OVER NORTHEAST TEXAS..NORTHWEST LOUISIANA..AND EXTREME
SOUTHWEST ARKANSAS...

AT 100 AM CDT WEATHER SERVICE RADAR IN SHREVEPORT SHOWED AN AREA OF
SHOWERS AND THUNDERSTORMS OVER NORTHEAST TEXAS..NORTHWEST LOUISIANA..AND
EXTREME SOUTHWEST ARKANSAS.  THE AREA EXTENDED FROM NEAR HUGHES SPRINGS
AND DOUGLASVILLE AND FOUKE AND MAGNOLIA ARKANSAS SOUTH TO NEAR  LONGVIEW
AND CARTHAGE TEXAS AND MANSFIELD AND RINGGOLD LOUISIANA.  THE STRONGER
THUNDERSTORMS AND HEAVIER RAINFALL WERE OCCURRING OVER EAST TEXAS
NEAR ELYSIAN FIELDS AND FROM NEAR WASKOM AND BETHANY TEXAS EAST TO
NEAR KEITHVILLE AND STONEWALL LOUISIANA AND FROM NEAR BLANCHARD SOUTHEAST
TO NEAR BOSSIER CITY LOUISIANA.  THE SHOWERS AND THUNDERSTORMS WERE
MOVING TO THE EAST AT ABOUT 15 MPH BUT CONTINUED TO DEVELOP AND SPREAD
OVER THE SAME GENERAL AREAS.  THE STORMS WERE PRODUCING GUSTY WINDS
OF 20 TO NEAR 30 MPH..HEAVY RAINFALL OF NEAR ONE HALF TO ONE INCH
IN AN HOURS TIME..AND FREQUENT AND DANGEROUS LIGHTNING.  THE HEAVY
RAINFALL MAY CAUSE MINOR PONDING OF WATER IN STREETS AND POOR
DRAINAGE AREAS.

THE HEAVIER RAINFALL OVER PARTS OF BOSSIER CITY LOUISIANA AND OTHER
SECTIONS OF BOSSIER PARISH WHERE RAINFALL AMOUNTS OF ONE TO OVER TWO
INCHES FELL EARLIER SUNDAY NIGHT..MAY EXPERIENCE MORE WIDESPREAD
STREET..LOW LYING..AND POOR DRAINAGE AREA FLOODING.

Special weather statement, Aug 8, 1:09 AM CDT, 1 hour 4 minutes before

OKZ076-077-049-053-TXZ095-097-TXZ106>112-TXZ124>126-136>138-149>153-
166-167-ARZ050>053-ARZ059>061-ARZ066-ARZ070>073-LAZ001>026-080705-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
105 AM CDT MON AUG 8 1994

...SHOWERS AND THUNDERSTORMS..SOME PRODUCING VERY HEAVY RAINFALL..
CONTINUED OVER NORTHEAST TEXAS..NORTHWEST LOUISIANA..AND EXTREME
SOUTHWEST ARKANSAS...

AT 100 AM CDT WEATHER SERVICE RADAR IN SHREVEPORT SHOWED AN AREA OF
SHOWERS AND THUNDERSTORMS OVER NORTHEAST TEXAS..NORTHWEST LOUISIANA..AND
EXTREME SOUTHWEST ARKANSAS.  THE AREA EXTENDED FROM NEAR HUGHES SPRINGS
AND DOUGLASVILLE AND FOUKE AND MAGNOLIA ARKANSAS SOUTH TO NEAR  LONGVIEW
AND CARTHAGE TEXAS AND MANSFIELD AND RINGGOLD LOUISIANA.  THE STRONGER
THUNDERSTORMS AND HEAVIER RAINFALL WERE OCCURRING OVER EAST TEXAS
NEAR ELYSIAN FIELDS AND FROM NEAR WASKOM AND BETHANY TEXAS EAST TO
NEAR KEITHVILLE AND STONEWALL LOUISIANA AND FROM NEAR BLANCHARD SOUTHEAST
TO NEAR BOSSIER CITY LOUISIANA.  THE SHOWERS AND THUNDERSTORMS WERE
MOVING TO THE EAST AT ABOUT 15 MPH BUT CONTINUED TO DEVELOP AND SPREAD
OVER THE SAME GENERAL AREAS.  THE STORMS WERE PRODUCING GUSTY WINDS
OF 20 TO NEAR 30 MPH..HEAVY RAINFALL OF NEAR ONE HALF TO ONE INCH
IN AN HOURS TIME..AND FREQUENT AND DANGEROUS LIGHTNING.  THE HEAVY
RAINFALL MAY CAUSE MINOR PONDING OF WATER IN STREETS AND POOR
DRAINAGE AREAS.

THE HEAVIER RAINFALL OVER PARTS OF BOSSIER CITY LOUISIANA AND OTHER
SECTIONS* OF BOSSIER PARISH WHERE RAINFALL AMOUNTS OF ONE TO OVER TWO
INCHES FELL EARLIER SUNDAY NIGHT..MAY EXPERIENCE MORE WIDESPREAD
STREET..LOW LYING..AND POOR DRAINAGE AREA FLOODING.

The office that day

Everything else NWS Shreveport, LA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 7, 7:42 PM CDT	Severe Thunderstorm Warning	SHV	Caddo, De Soto	63 min
Aug 7, 7:42 PM CDT	Severe Thunderstorm Warning	SHV	Bossier	63 min
Aug 7, 8:25 PM CDT	Severe Thunderstorm Warning	SHV	De Soto	65 min
Aug 7, 8:25 PM CDT	Severe Thunderstorm Warning	SHV	Bossier	65 min
Aug 7, 8:25 PM CDT	Severe Thunderstorm Warning	SHV	Caddo	50 min
Aug 8, 2:13 AM CDT	Flash Flood Warning	SHV	Caddo, De Soto	5 hr
Aug 8, 3:07 AM CDT	Tornado Warning	SHV	De Soto	68 min
Aug 8, 3:25 AM CDT	Flash Flood Warning	SHV	Red River	5 hr
Aug 8, 4:26 AM CDT	Flash Flood Warning	SHV	Sabine	4 hr

Nearby

Flash Flood Warnings in Louisiana, 1994 Every flash flood warning in 1994

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.