Alert archive / Louisiana / Flash Flood Warnings in 1993
Flash Flood Warning 49, NWS Shreveport, LA
NWS Shreveport, LA issued this flash flood warning at Jun 26, 1993, 5:30 PM CDT for Bossier Parish, Louisiana. It was in force for 2 hr.
The area
The counties it named.
The facts
- Issued
- Jun 26, 1993, 5:30 PM CDT (22:30 UTC)
- Expired
- Jun 26, 1993, 7:30 PM CDT
- In force
- 2 hr
- Issued by
- NWS Shreveport, LA
- Area
- Whole counties
County Bossier Parish, LA
The nearest sounding before it
Longview/Gregg, TX (KGGG), launched 12:00Z, 10.5 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.
- Mixed-layer CAPE
- 615 J/kg
- Mixed-layer CIN
- -67 J/kg
- Mixed-layer LCL
- 629 m above ground
- 0-6 km bulk shear
- 7 kt
- 0-1 km storm-relative helicity
- -4 m²/s²
- 0-3 km storm-relative helicity
- 77 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSHV 262232 FFWSHV LAC015-031-270030- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE SHREVEPORT LA 530 PM CDT SAT JUN 26 1993 THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 730 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTHWEST LOUISIANA ...SOUTHERN BOSSIER PARISH...DESOTO PARISH AT 525 PM CDT THE NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT INDICATED A BAND OF THUNDERSTORMS WHICH WERE PRODUCING VERY HEAVY RAINFALL EXTENDING FROM GRAND CANE LOUISIANA THROUGH MANSFIELD TO NEAR HAUGHTON LOUISIANA. RAINFALL AMOUNTS OF OVER TWO INCHES IN LESS THAN TWO HOURS TIME ARE LIKELY WITH THESE THUNDERSTORMS. THE SHOWERS AND THUNDERSTORMS WERE NEARLY STATIONARY. OTHER FLASH FLOOD WARNINGS REMAINED IN EFFECT FOR SOUTHERN RUSK AND SHELBY COUNTIES IN EAST TEXAS AND BIENVILLE PARISH IN NORTHWEST LOUISIANA. THE THUNDERSTORMS WERE SHOWING SIGNS OF DECREASING IN THESE AREAS...BUT RUNOFF IS NOT YET COMPLETE IN THESE LOCATIONS WHERE ONE TO T INCHES OF RAIN HAS ALREADY FALLEN. HIGHWAY 7 IS CLOSED NORTHEAST OF CENTER TEXAS DUE TO FLOOD WATERS AS OF 525 PM IN SHELBY COUNTY TEXAS. DO NOT DRIVE YOUR VEHICLE INT&O AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE 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
Special weather statement, Jun 26, 1:40 PM CDT, 3 hours 50 minutes before
OKZ040-021-034-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001- 002-003-004-005-006-262100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SHREVEPORT LA 140 PM CDT SAT JUN 26 1993 ..SCATTERED SHOWERS AND THUNDERSTORMS CONTINUED TO DEVELOP IN THE ARKLATEX.. AT 135 PM CDT THE NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT CONTINUED TO SHOW SCATTERED SHOWERS AND THUNDERSTORMS OVER THE SOUTHERN HALF OF THE ARKLATEX. ONE LARGE AREA EXTENDED TO THE SOUTH AND EAST OF A HEMPHILL AND MILAM TEXAS ON TO MANSFIELD AND MONROE LOUISIANA...ON TO NATCHEZ MISSISSIPPI LINE. STRONG THUNDERSTORMS IN THIS AREA THAT WERE PRODUCING HEAVY RAINFALL AND GUSTY WINDS WERE INDICATED FROM RINGOLD AND CASTOR SOUTH TO ROBELINE AND FLORIEN LOUISIANA. ISOLATED STRONG THUNDERSTORMS WERE ALSO INDICATED BETWEEN DODSON AND GRAYSON LOUISIANA. A SECOND AREA OF SHOWERS AND THUNDERSTORMS WAS INDICATED OVER EAST TEXAS... TO THE WEST OF A MARSHALL TO JASPER TEXAS LINE. STRONG THUNDERSTORMS THAT WERE PRODUCING HEAVY RAINFALL AND GUSTY WINDS WERE INDICATED IN AND AROUND THE LONGVIEW AREA AND WEST OF LUFKIN TEXAS. ISOLATED THUNDERSTORMS WERE ALSO INDICATED OVER NORTHWEST LOUISIANA... SOUTH OF BENTON AND WEST OF HOMER LOUISIANA. MOVEMENT OF THE SHOWERS AND THUNDERSTORMS WAS TO THE EAST NORTHEAST AT 5 TO 10 MPH. SHOWERS AND THUNDERSTORMS WILL CONTINUE TO DEVELOP OVER MAINLY SOUTHERN SECTIONS OF THE ARKLATEX THIS AFTERNOON...WITH MOST OF THE ACTIVITY ENDING THIS EVENING AFTER SUNSET. THE POTENTIAL EXISTS FOR FLOODING OF LOW LYING AND FLOOD PRONE AREAS IN THE ARKLATEX THIS AFTERNOON AND EARLY EVENING...DUE TO THE SLOW MOVEMENT OF THE STORMS AND THE SATURATED GROUND. PERSONS SHOULD REMAIN ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AND BE PREPARED TO SEEK A PLACE OF SAFETY IF FLOOD PRODUCING RAINFALL OCCURS.
Special weather statement, Jun 26, 1:42 PM CDT, 3 hours 48 minutes before
OKZ040-021-034-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001- 002-003-004-005-006-262100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SHREVEPORT LA 140 PM CDT SAT JUN 26 1993 ..SCATTERED SHOWERS AND THUNDERSTORMS CONTINUED TO DEVELOP IN THE ARKLATEX.. AT 135 PM CDT THE NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT CONTINUED TO SHOW SCATTERED SHOWERS AND THUNDERSTORMS OVER THE SOUTHERN HALF OF THE ARKLATEX. ONE LARGE AREA EXTENDED TO THE SOUTH AND EAST OF A HEMPHILL AND MILAM TEXAS ON TO MANSFIELD AND MONROE LOUISIANA...ON TO NATCHEZ MISSISSIPPI LINE. STRONG THUNDERSTORMS IN THIS AREA THAT WERE PRODUCING HEAVY RAINFALL AND GUSTY WINDS WERE INDICATED FROM RINGOLD AND CASTOR SOUTH TO ROBELINE AND FLORIEN LOUISIANA. ISOLATED STRONG THUNDERSTORMS WERE ALSO INDICATED BETWEEN DODSON AND GRAYSON LOUISIANA. A SECOND AREA OF SHOWERS AND THUNDERSTORMS WAS INDICATED OVER EAST TEXAS... TO THE WEST OF A MARSHALL TO JASPER TEXAS LINE. STRONG THUNDERSTORMS THAT WERE PRODUCING HEAVY RAINFALL AND GUSTY WINDS WERE INDICATED IN AND AROUND THE LONGVIEW AREA AND WEST OF LUFKIN TEXAS. ISOLATED THUNDERSTORMS WERE ALSO INDICATED OVER NORTHWEST LOUISIANA... SOUTH OF BENTON AND WEST OF HOMER LOUISIANA. MOVEMENT OF THE SHOWERS AND THUNDERSTORMS WAS TO THE EAST NORTHEAST AT 5 TO 10 MPH. SHOWERS AND THUNDERSTORMS WILL CONTINUE TO DEVELOP OVER MAINLY SOUTHERN SECTIONS OF THE ARKLATEX THIS AFTERNOON...WITH MOST OF THE ACTIVITY ENDING THIS EVENING AFTER SUNSET. THE POTENTIAL EXISTS FOR FLOODING OF LOW LYING AND FLOOD PRONE AREAS IN THE ARKLATEX THIS AFTERNOON AND EARLY EVENING...DUE TO THE SLOW MOVEMENT OF THE STORMS AND THE SATURATED GROUND. PERSONS SHOULD REMAIN ALERT XFOR RAPIDLY CHANGING WEATHER CONDITIONS AND BE PREPARED TO SEEK A PLACE OF SAFETY IF FLOOD PRODUCING RAINFALL OCCURS.
Special weather statement, Jun 26, 2:35 PM CDT, 2 hours 55 minutes before
OKZ040-021-034-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001- 002-003-004-005-006-262100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SHREVEPORT LA 235 PM CDT SAT JUN 26 1993 ..SCATTERED SHOWERS AND THUNDERSTORMS CONTINUED IN THE ARKLATEX.. AT 230 PM CDT THE NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT CONTINUED TO SHOW SCATTERED SHOWERS AND THUNDERSTORMS OVER THE SOUTHERN HALF OF THE ARKLATEX. THIS AREA EXTENDED GENERALLY TO THE SOUTH OF A TYLER AND MARSHALL TEXAS ON TO SHREVEPORT AND RUSTON LOUISIANA...ON TO NATCHEZ MISSISSIPPI LINE. STRONG THUNDERSTORMS THAT WERE PRODUCING HEAVY RAINFALL AND GUSTY WINDS WERE LOCATED JUST EAST OF LONGVIEW TEXAS...AND OVER NORTH LOUISIANA WEST OF COUSHATTA AND WEST OF DODSON LOUISIANA. A STRONG THUNDERSTORM WAS INDICATED OVER EAST CENTRAL TEXAS SOUTHEAST OF MILAM. . MOVEMENT OF THE SHOWERS AND THUNDERSTORMS WAS TO THE EAST NORTHEAST AT 5 TO 10 MPH. SHOWERS AND THUNDERSTORMS WILL CONTINUE TO DEVELOP OVER MAINLY SOUTHERN SECTIONS OF THE ARKLATEX THIS AFTERNOON...WITH MOST OF THE ACTIVITY ENDING THIS EVENING AFTER SUNSET. THE POTENTIAL EXISTS FOR FLOODING OF LOW LYING AND FLOOD PRONE AREAS IN THE ARKLATEX THIS AFTERNOON AND EARLY EVENING...DUE TO THE SLOW MOVEMENT OF THE STORMS AND THE SATURATED GROUND. PERSONS SHOULD REMAIN ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AND BE PREPARED TO SEEK A PLACE OF SAFETY IF FLOOD PRODUCING RAINFALL OCCURS.
Special weather statement, Jun 26, 2:36 PM CDT, 2 hours 54 minutes before
OKZ040-021-034-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001- 002-003-004-005-006-262100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SHREVEPORT LA 235 PM CDT SAT JUN 26 1993 ..SCATTERED SHOWERS AND THUNDERSTORMS CONTINUED IN THE ARKLATEX.. AT 230 PM CDT THE NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT CONTINUED TO SHOW SCATTERED SHOWERS AND THUNDERSTORMS OVER THE SOUTHERN HALF OF THE ARKLATEX. THIS AREA EXTENDED GENERALLY TO THE SOUTH OF A TYLER AND MARSHALL TEXAS ON TO SHREVEPORT AND RUSTON LOUISIANA...ON TO NATCHEZ MISSISSIPPI LINE. STRONG THUNDERSTORMS THAT WERE PRODUCING HEAVY RAINFALL AND GUSTY WINDS WERE LOCATED JUST EAST OF LONGVIEW TEXAS...AND OVER NORTH LOUISIANA WEST OF COUSHATTA AND WEST OF DODSON LOUISIANA. A STRONG THUNDERSTORM WAS INDICATED OVER EAST CENTRAL TEXAS SOUTHEAST OF MILAM. . MOVEMENT OF THE SHOWERS AND THUNDERSTORMS WAS TO THE EAST NORTHEAST AT 5 TO 10 MPH. SHOWERS AND THUNDERSTORMS WILL CONTINUE TO DEVELOP OVER MAINLY SOUTHERN SECTIONS OF THE ARKLATEX THIS AFTERNOON...WITH MOST OF THE ACTIVITY ENDING THIS EVENING AFTER SUNSET. THE POTENTIAL EXISTS FOR FLOODING OF LOW LYING AND FLOOD PRONE AREAS IN THE ARKLATEX THIS AFTERNOON AND EARLY EVENING...DUE TO THE SLOW MOVEMENT OF THE STORMS AND THE SATURATED GROUND. PERSONS SHOULD REMAIN ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AND BE PREPARED TO SEEK A PLACE OF SAFETY IF FLOOD PRODUCING RAINFALL OCCURS.
Special weather statement, Jun 26, 3:40 PM CDT, 1 hour 50 minutes before
OKZ040-021-034-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001- 002-003-004-005-006-262300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SHREVEPORT LA 340 PM CDT SAT JUN 26 1993 ..SCATTERED SHOWERS AND THUNDERSTORMS CONTINUED IN THE ARKLATEX.. AT 335 PM CDT THE NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT CONTINUED TO SHOW A LARGE AREA OF SCATTERED SHOWERS AND THUNDERSTORMS OVER THE SOUTHERN HALF OF THE ARKLATEX. THIS AREA EXTENDED TO THE SOUTH OF A QUITMAN AND ATLANTA TEXAS ON TO SPRING HILL AND MONORE LOUISIANA LINE. WITHIN THIS AREA...A BROKEN BAND OF THUNDERSTORMS EXTENDED FROM SIBLEY LOUISIANA TO PLEASANT HILL LOUISIANA...ACROSS TOLEDO BEND LAKE TO NEAR PINELAND TEXAS. ALSO..A BAND OF THUNDERSTORMS WAS INDICATED FROM CHATHAM TO WINNFIELD LOUISIANA. THUNDERSTORMS WERE ALSO INDICATED FROM DE BERRY TO TIMPSON TEXAS. MOVEMENT OF THE SHOWERS AND THUNDERSTORMS WAS TO THE EAST NORTHEAST AT 5 TO 10 MPH. THE SHOWER AND THUNDERSTORM ACTIVITY HAD SHOWN AN INCREASE IN AREAL COVERAGE DURING THE PAST HOUR OVER PORTIONS OF NORTHEAST TEXAS AND EXTREME NORTHERN LOUISIANA. THE ACTIVITY IS EXPECTED TO DIMINISH IN AREAL COVERAGE AND INTENSITY AFTER SUNSET. UNTIL THEN...HEAVY RAIN ...GUSTY WINDS AND FREQUENT LIGHTNING CAN BE EXPECTED FROM THE STRONGER STORMS. FLOODING OF LOW LYING AND FLOOD PRONE AREAS IS POSSIBLE OVER PORTIONS OF NORTH LOUISIANA AND EAST CENTRAL TEXAS DUE TO SATURATED GROUND CONDITIONS. PERSONS SHOULD WATCH FOR RAPIDLY CHANGING WEATHER CONDITONS AND BE PREPARED TO MOVE TO HIGHER GROUND IF NECESSARY. STAY TUNED TO THIS STATION FOR FURTHER UPDATES AND FORECASTS.
Special weather statement, Jun 26, 3:43 PM CDT, 1 hour 47 minutes before
OKZ040-021-034-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001- 002-003-004-005-006-262300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SHREVEPORT LA 340 PM CDT SAT JUN 26 1993 ..SCATTERED SHOWERS AND THUNDERSTORMS CONTINUED IN THE ARKLATEX.. AT 335 PM CDT THE NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT CONTINUED TO SHOW A LARGE AREA OF SCATTERED SHOWERS AND THUNDERSTORMS OVER THE SOUTHERN HALF OF THE ARKLATEX. THIS AREA EXTENDED TO THE SOUTH OF A QUITMAN AND ATLANTA TEXAS ON TO SPRING HILL AND MONORE LOUISIANA LINE. WITHIN THIS AREA...A BROKEN BAND OF THUNDERSTORMS EXTENDED FROM SIBLEY LOUISIANA TO PLEASANT HILL LOUISIANA...ACROSS TOLEDO BEND LAKE TO NEAR PINELAND TEXAS. ALSO..A BAND OF THUNDERSTORMS WAS INDICATED FROM CHATHAM TO WINNFIELD LOUISIANA. THUNDERSTORMS WERE ALSO INDICATED FROM DE BERRY TO TIMPSON TEXAS. MOVEMENT OF THE SHOWERS AND THUNDERSTORMS WAS TO THE EAST NORTHEAST AT 5 TO 10 MPH. THE SHOWER AND THUNDERSTORM ACTIVITY HAD SHOWN AN INCREASE IN AREAL COVERAGE DURING THE PAST HOUR OVER PORTIONS OF NORTHEAST TEXAS AND EXTREME NORTHERN LOUISIANA. THE ACTIVITY IS EXPECTED TO DIMINISH IN AREAL COVERAGE AND INTENSITY AFTER SUNSET. UNTIL THEN...HEAVY RAIN ...GUSTY WINDS AND FREQUENT LIGHTNING CAN BE EXPECTED FROM THE STRONGER STORMS. FLOODING OF LOW LYING AND FLOOD PRONE AREAS IS POSSIBLE OVER PORTIONS OF NORTH LOUISIANA AND EAST CENTRAL TEXAS DUE TO SATURATED GROUND CONDITIONS. PERSONS SHOULD WATCH FOR RAPIDLY CHANGING WEATHER CONDITONS AND BE PREPARED TO MOVE TO HIGHER GROUND IF NECESSARY. STAY TUNED TO THIS STATION FOR FURTHER UPDATES AND FORECASTS.
The office that day
Everything else NWS Shreveport, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 26, 4:32 PM CDT | Flash Flood Warning | SHV | Bienville | 3 hr |
| Jun 26, 5:30 PM CDT | Flash Flood Warning | SHV | De Soto | 2 hr |
Nearby
Flash Flood Warnings in Louisiana, 1993Every flash flood warning in 1993
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.