Alert archive / Louisiana / Flash Flood Warnings in 1992
Flash Flood Warning 2, NWS Shreveport, LA
NWS Shreveport, LA issued this flash flood warning at Mar 5, 1992, 12:55 AM CST for De Soto Parish, Louisiana. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Mar 5, 1992, 12:55 AM CST (06:55 UTC)
- Expired
- Mar 5, 1992, 4:30 AM CST
- In force
- 4 hr
- Issued by
- NWS Shreveport, LA
- Area
- Whole counties
County De Soto Parish, LA
The nearest sounding before it
Longview/Gregg, TX (KGGG), launched 00:00Z, 6.9 hours before the alert went out and 88 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 804 m above ground
- 0-6 km bulk shear
- 71 kt
- 0-1 km storm-relative helicity
- 399 m²/s²
- 0-3 km storm-relative helicity
- 381 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSHV 050656 FFWSHV LAC031-051045- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE SHREVEPORT LA 1255 AM CST THU MAR 5 1992 THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 445 AM CST FOR PEOPLE IN THE FOLLOWING LOCATIONS.. IN NORTHWEST LOUISIANA ...DESOTO PARISH AT 1245 AM CST THE NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT SHOWED SEVERAL THUNDERSTORMS THAT WERE PRODUCING GUSTY WINDS TO 40 MPH AND BRIEF HEAVY RAINS BEGINNING TO ENTER THE WARNED AREA. THIS AREA RECEIVED A TWO TO FOUR INCH RAIN DURING THE PREVIOUS 12 HOURS. THE ADDITIONAL HEAVY RAIN WILL ALL BE RUNOFF AS THE GROUND IS SATURATED...THUS FLOODING WILL DEVELOP RAPIDLY...ESPECIALLY IN LOW LYING AREAS AND NEAR STREAMS AND BAYOUS. AT 1245 AM CST THE NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT SHOWED THE STRONGER THUNDERSTORMS TO BE LOCATED IN A 15 MILE WIDE AREA THAT EXTENDED FROM MARTINSVILLE TEXAS TO HUNTER LOUISIANA. THESE STORMS WERE WITHIN A 35 MILE WIDE AREA OF SHOWERS AND THUNDERSTORMS THAT EXTENDED FROM EL DORADO ARKANSAS ACROSS HEFLIN LOUISIANA TO EAST OF LUFKIN TEXAS. MOVEMENT WAS NORTHEAST NEAR 25 MILES AN HOUR. ALSO...A LARGE AREA OF SHOWERS AND THUNDERSTORMS WAS NOTED OVER SOUTHEAST ARKANSAS AND EASTERN LOUISIANA...THE TRAILING EDGE OF WHICH EXTENDED FROM NEAR WARREN ARKANSAS TO CALHOUN LOUISIANA TO COLFAX LOUISIANA. MOVEMENT WAS EAST NORTHEAST NEAR 40 MILES AN HOUR. 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 WATERS. 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
Special weather statement, Mar 4, 7:03 PM CST, 5 hours 52 minutes before
OKZ040-021-034-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001- 002-003-004-005-006-050230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SHREVEPORT LA 640 PM CST WED MAR 4 1992 ...FLASH FLOOD WATCH FOR EAST TEXAS AND SOUTHWEST ARKANSAS TONIGHT... AT 640 PM NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT INDICATED A LARGE BAND OF SHOWERS AND THUNDERSTORMS EXTENDING FROM SOUTH ARKANSAS ACROSS MUCH OF NORTH AND CENTRAL LOUISIANA AND EAST CENTRAL TEXAS. EMBEDDED THUNDERSTORMS WERE PRODUCING MODERATE TO HEAVY RAINFALL. RAINFALL AMOUNTS OF ONE TO TWO INCHES ALONG WITH GUSTY WINDS OF 25 TO 35 MPH AND OCCASSIONAL LIGHTNING ARE LIKELY WITHIN THIS AREA. THE RAIN WAS EAST OF A LINE FROM PRESCOTT ARKANSAS TO MINDEN LOUISIANA TO MANSFIELD ON TO NACOGADOCHES TEXAS AND CROCKETT. MOVEMENT OF THE NORTHERN PORTION WAS TO THE EAST AT 25 MPH WHILE THE SOUTH PORTION WAS MOVING EAST AT 15 MPH. RAIN HAS ENDED OVER NORTHEAST TEXAS AND ADJACENT AREAS OF SOUTHEAST OKLAHOMA AND SOUTHWEST ARKANSAS. HOWEVER STRONG TO SEVERE THUNDERSTORMS WERE DEVELOPING OVER NORTH CENTRAL TEXAS AND WERE MOVING EAST. THESE STORMS WILL APPROACH THE ARKLATEX AROUND MIDNIGHT AND SPREAD OVER THE AREA TONIGHT. THUS...SOME STORMS MAY REACH SEVERE INTENSITY ALONG WITH HEAVY RAINFALL TONIGHT. SMALL STREAMS ARE ON THE RISE AND HIGH WATER EXISTS ON MOST AREA SMALL STREAMS AND THE SOIL IS NEAR SATURATION. CONSEQUENTLY ADDITIONAL RAINFALL OVERNIGHT WILL BE ALKMOST TOTAL RUNOFF AND LOWLAND FLOODING WILL DEVELOP.
Special weather statement, Mar 4, 8:30 PM CST, 4 hours 25 minutes before
OKZ040-021-034-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001- 002-003-004-005-006-050430- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SHREVEPORT LA 830 PM CST WED MAR 4 1992 ...FLASH FLOOD WATCH FOR EAST TEXAS AND SOUTHWEST ARKANSAS TONIGHT... ...STRONG THUNDERSTORM LOCATED NEAR CENTER TEXAS... AT 830 PM NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT CONTINUED TO SHOW A BAND OF SHOWERS AND THUNDERSTORMS EXTENDING FROM SOUTH ARKANSAS ACROSS MUCH OF NORTH AND CENTRAL LOUISIANA AND EAST CENTRAL TEXAS. A STRONG THUNDERSTORM WAS LOCATED NEAR CENTER TEXAS PRODUCING VERY HEAVY RAINFALL AND STRONG GUSTY WINDS. OTHER EMBEDDED THUNDERSTORMS PRODUCING HEAVY RAINFALL WERE LOCATED NEAR SAN AUGUSTINE AND HEMPHILL TEXAS AS WELL AS JUST NORTH OF MANY LOUISIANA. THE MOVEMENT OF THIS AREA OF SHOWERS AND THUNDERSTORMS HAS SLOWED DOWNED IN THE PAST TWO HOURS AND NOW APPREARS TO BE STATIONARY. THE AREA WAS EAST OF A LINE FROM EL DORADO ARKANSAS TO SHREVEPORT ON TO LUFKIN TEXAS. . OTHER STRONG THUNDERSTORMS WERE LOCATED OVER NORTHEAST TEXAS WEST OF LINE FROM ATHENS TEXAS TO PARIS. MOVEMENT WAS TO THE EAST AT 25 MPH. SOME OF THESE STORMS HAVE PRODUCED LARGE HAIL ALONG WITH VERY HEAVY RAINFALL. SMALL STREAMS ARE ON THE RISE AND HIGH WATER EXISTS ON MOST AREA SMALL STREAMS AND THE SOIL IS NEAR SATURATION. CONSEQUENTLY ADDITIONAL RAINFALL OVERNIGHT WILL BE ALMOST TOTAL RUNOFF AND LOWLAND FLOODING WILL DEVELOP.
Special weather statement, Mar 4, 9:57 PM CST, 2 hours 58 minutes before
OKZ040-021-034-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001- 002-003-004-005-006-050530- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SHREVEPORT LA 1000 PM CST WED MAR 4 1992 ...STRONG THUNDERSTORMS OVER NORTHEAST TEXAS... AT 1000 PM NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT SHOWED A BAND OF SHOWERS AND THUNDERSTORMS OVER NORTHEAST TEXAS. THE LEADING EDGE EXTENDED FROM JUST EAST OF CLARKSVILLE TEXAS TO DANGERFIELD TO JUST NORTHWEST OF LONGVIEW. MOVEMENT WAS TO THE EAST AT 30 MPH. HEAVY RAINFALL...SMALL HAIL AND STRONG GUSTY WINDS ARE POSSIBLE WITH THESE STORMS. ELSEWHERE SHOWERS AND THUNDERSTORMS CONTINUE OVER MUCH OF NORTH LOUISIANA ...SOUTH ARKANSAS...AND EAST CENTRALP TEXAS. THIS AREA WAS NEARLY STATIONARY WITH MODERATE TO HEAVY RAINFALL OCCURRING.
The office that day
Everything else NWS Shreveport, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 5, 3:30 PM CST | Severe Thunderstorm Warning | SHV | Natchitoches, Sabine | 60 min |
Nearby
Flash Flood Warnings in Louisiana, 1992Every flash flood warning in 1992
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.