Alert archive / Louisiana / Flash Flood Warnings in 1990
Flash Flood Warning 62, NWS Shreveport, LA
NWS Shreveport, LA issued this flash flood warning at May 31, 1990, 11:15 AM CDT for Red River Parish, Louisiana. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- May 31, 1990, 11:15 AM CDT (16:15 UTC)
- Expired
- May 31, 1990, 3:15 PM CDT
- In force
- 4 hr
- Issued by
- NWS Shreveport, LA
- Area
- Whole counties
County Red River Parish, LA
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
Longview/Gregg, TX (KGGG), launched 12:00Z, 4.3 hours before the alert went out and 122 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
- 2910 J/kg
- Mixed-layer CIN
- -21 J/kg
- Mixed-layer LCL
- 618 m above ground
- 0-6 km bulk shear
- 0 kt
- 0-1 km storm-relative helicity
- 0 m²/s²
- 0-3 km storm-relative helicity
- 0 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSHV 311629 FFWSHV LAC027-061-111-049-127-069-013-119-015-017-031-081-085-073-TXC401-365- 419-312015- BULLETIN...EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE SHREVEPORT LA 1115 AM CDT THU MAY 31 1990 THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 315 PM FOR PEOPLE IN THE FOLLOWING COUNTIES/PARISHES IN IN NORTH LOUISIANA: SOUTHWEST UNION, SOUTHERN CLAIBORNE, LINCOLN, JACKSON, BIENVILLE, NORTHWEST WINN, NORTHERN NATCHITOCHES, RED RIVER, DESOTO, SOUTHERN WEBSTER, EXTREME SOUTHERN BOSSIER, EXTREME SOUTHERN CADDO, EXTREME NORTHERN SABINE, OUACHITA IN NORTHEAST TEXAS: SHELBY, RUSK, PANOLA BANDS OF NUMEROUS SHOWERS AND STRONG THUNDERSTORMS CONTINUE TO MOVE SLOWLY ACROSS NORTH LOUISIANA GENERALLY IN A CORRIDOR FROM 30 MILES NORTH OF I-20 TO 50 MILES SOUTH OF I-20, ACROSS EAST CENTRAL TEXAS GENERALLY 20 MILES SOUTH OF I-20. VERY HEAVY RAINFALL FELL WEDNESDAY EVENING AND OVERNIGHT FOR PARTS OF NORTH LOUISIANA AND THE SOUTHERN HALF OF NORTHEAST TEXAS ON THE ORDER OF TWO TO FIVE INCHES WITH ISOLATED AMOUNTS UP TO SIX INCHES RESULTING IN URBAN AND FLASH FLOODING. THIS MORNING SEVERAL SECONDARY ROADS REMAIN CLOSEDC FOR PARTS OF NORTHWEST LOUISIANA AND EAST CENTRAL TEXAS DUE TO LARGE BAYOUS IN FLOOD IN THEIR LOWER REACH FROM LAST NIGHTS RAINFALL. ADDITIONAL HEAVY RAINFALL HAS OCCURRED THIS MORNING OVER PARTS OF THE WARNED AREA AND IS EXPECTED TO CONTINUE INTO THE EARLY AFTERNOON HOURS. BESIDES THE ONGOING BAYOU FLOODING, NEW FLASH FLOODING OF LOWLAND AREAS WILL DEVELOP AS ALL AREA STREAMS IN THE AREA REMAIN HIGH AND TRIBUTARIES CANNOT EXHAUST THEIR WATER. MOTORISTS ARE ADVISED NOT TO ATTEMPT TO CROSS FLOODED ROADWAYS AND EVEN THOUGH RAIN MAY END AT A GIVEN SPOT, WATER WILL CONTINUE TO RISE ON AREA BAYOUS WITH OVERFLOW CONTINUING AT LOW WATER CROSSING THROUGH FRIDAY. ADDITIONAL WARNINGS MAY BE REQUIRED FOR PARISHES OVER NORTHEAST LOUISIANA AND THE TOLEDO BEND COUNTqRY AS CONDITIONS ARE FAVORABLE FOR THE RAIN TO BECOME MORE WIDESPREAD AND MOVEMENT OF INDIVIDUAL STORMS WILL BE VERY SLOW.
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, May 31, 5:47 AM CDT, 5 hours 28 minutes before
OKZ026-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001-002- 003-004-005-006-311200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SHREVEPORT LA 540 AM CDT THU MAY 31 1990 ...SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS LINGERED OVER PARTS OF EAST TEXAS..SOUTHERN ARKANSAS AND NORTH LOUISIANA... AT 535 AM CDT THE NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT SHOWED A 30 MILE WIDE AREA OF SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THAT EXTENDED FROM SOUTH OF MAGNOLIA ARKANSAS ACROSS THE LOUISIANA/ARKANSAS BORDER TO NORTHWEST OF LINDEN TEXAS. WITHIN THIS AREA HEAVY RAINS AND GUSTY WINDS WERE NOTED AT IDA LOUISIANA AND SOUTH OF ATLANTA TEXAS. SCATTERED SHOWERS WERE ALSO NOTED IN A 25 MILE WIDE AREA FROM SHREVEPORT TO TATUM TEXAS AND IN A 15 MILE WIDE AREA FROM WEST OF JEFFERSON TEXAS TO NEAR GILMER. MOVEMENT WAS EAST NORTHEAST NEAR 25 MILES AN HOUR. ANOTHER AREA OF SCATTERED SHOWERS AND THUNDERSTORMS WAS NOTED FROM NEAR TALLULAH ACROSS MONROE AND RUSTON TO NEAR HALL SUMMIT LOUISIANA. THIS AREA WAS ABOUT 50 MILES WIDE. SCATTERED SHOWERS AND THUNDERSTORMS WILL LINGER OVER THE AREA THIS MORNING. THE SHOWERS AND THUNDERSTORMS WILL BECOME MORE NUMEROUS AND LOCALLY HEAAVY THIS AFTERNOON AND EARLY TONIGHT. LOCALLY HEAVY RAINS ARE AGAIN EXPECTED. A FLASH FLOOD WATCH REMAINED IN EFFECT FOR NORTHWEST LOUISIANA TODAY.
Special weather statement, May 31, 7:14 AM CDT, 4 hours 1 minute before
OKZ026-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001-002- 003-004-005-006-311300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SHREVEPORT LA 710 AM CDT THU MAY 31 1990 ...SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS CONTINUED TO LINGER OVER PARTS OF EAST TEXAS..SOUTHERN ARKANSAS AND NORTH LOUISIANA..WITH NEW DEVELOPMENT OVER EAST TEXAS... AT 705 AM CDT THE NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT SHOWED A 30 MILE WIDE AREA OF SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THAT EXTENDED FROM NEAR STRONG ARKANSAS ACROSS THE LOUISIANA/ARKANSAS BORDER TO VIVIAN LOUISIANA. WITHIN THIS AREA THUNDERSTORMS THAT WERE PRODUCING GUSTY WINDS...HEAVY RAINS AND PEA SIZE HAIL WERE LOCATED SOUTHWEST OF EL DORADO ARKANSAS AND EAST OF SPRINGHILL LOUISIANA. SCATTERED SHOWERS AND THUNDERSTORMS WERE ALSO NOTED IN A 35 MILE WIDE AREA THAT EXTENDED FROM NEAR POWHATAN LOUISIANA ACROSS LOGANSPORT TO NEAR TYLER TEXAS. A THUNDERSTORM THAT WAS PRODUCING HEAVY RAINS..GUSTY WINDS AND PEA SIZE HAIL WAS NOTED 5 MILES WEST OF OVERTON TEXAS. ANOTHER AREA OF SCATTERED SHOWERS AND THUNDERSTORMS WAS NOTED FROM SOUTH OF CALHOUN LOUISIANA TO NEAR VICKSBURG MISSISSIPPI. THIS AREA WAS ABOUT 45 MILES WIDE. SCATTERED SHOWERS AND THUNDERSTORMS WILL LINGER OVER THE AREA THIS MORNING WITH SOME REDEVELOPMENT OVER EAST TEXAS. THE SHOWERS AND THUNDERSTORMS WILL BECOME MORE NUMEROUS AND LOCALLY HEAVY THIS AFTERNOON AND EARLY TONIGHT. LOCALLY HEAVY RAINS ARE AGAIN EXPECTED. A FLASH FLOOD WATCH REMAINED IN EFFECT FOR NORTHWEST LOUISIANA TODAY.
Special weather statement, May 31, 7:19 AM CDT, 3 hours 56 minutes before
OKZ026-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001-002- 003-004-005-006-311300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SHREVEPORT LA 710 AM CDT THU MAY 31 1990 ...SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS CONTINUED TO LINGER OVER PARTS OF EAST TEXAS..SOUTHERN ARKANSAS AND NORTH LOUISIANA..WITH NEW DEVELOPMENT OVER EAST TEXAS... AT 705 AM CDT THE NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT SHOWED A 30 MILE WIDE AREA OF SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THAT EXTENDED FROM NEAR STRONG ARKANSAS ACROSS THE LOUISIANA/ARKANSAS BORDER TO VIVIAN LOUISIANA. WITHIN THIS AREA THUNDERSTORMS THAT WERE PRODUCING GUSTY WINDS...HEAVY RAINS AND PEA SIZE HAIL WERE LOCATED SOUTHWEST OF EL DORADO ARKANSAS AND EAST OF SPRINGHILL LOUISIANA. SCATTERED SHOWERS AND THUNDERSTORMS WERE ALSO NOTED IN A 35 MILE WIDE AREA THAT EXTENDED FROM NEAR POWHATAN LOUISIANA ACROSS LOGANSPORT TO NEAR TYLER TEXAS. A THUNDERSTORM THAT WAS PRODUCING HEAVY RAINS..GUSTY WINDS AND PEA SIZE HAIL WAS NOTED 5 MILES WEST OF OVERTON TEXAS. ANOTHER AREA OF SCATTERED SHOWERS AND THUNDERSTORMS WAS NOTED FROM SOUTH OF CALHOUN LOUISIANA TO NEAR VICKSBURG MISSISSIPPI. THIS AREA WAS ABOUT 45 MILES WIDE. MOVEMENT WAS EAST AT 35 TO 40 MILES AN HOUR. SCATTERED SHOWERS AND THUNDERSTORMS WILL LINGER OVER THE AREA THIS MORNING WITH SOME REDEVELOPMENT OVER EAST TEXAS. THE SHOWERS AND THUNDERSTORMS WILL BECOME MORE NUMEROUS AND LOCALLY HEAVY THIS AFTERNOON AND EARLY TONIGHT. LOCALLY HEAVY RAINS ARE AGAIN EXPECTED. A FLASH FLOOD WATCH REMAINED IN EFFECT FOR NORTHWEST LOUISIANA TODAY.
Special weather statement, May 31, 8:07 AM CDT, 3 hours 8 minutes before
OKZ026-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001-002- 003-004-005-006-311400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SHREVEPORT LA 805 AM CDT THU MAY 31 1990 ...SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS CONTINUED TO LINGER OVER PARTS OF EAST TEXAS..SOUTHERN ARKANSAS AND NORTH LOUISIANA..WITH REDEVELOPMENT OVER EAST TEXAS... AT 800 AM CDT THE NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT SHOWED A 30 MILE WIDE AREA OF SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THAT EXTENDED FROM NEAR CROSSETT ARKANSAS ACROSS THE LOUISIANA/ARKANSAS BORDER TO SOUTH OF CANFIELD ARKANSAS. THUNDERSTORMS THAT WERE PRODUCING GUSTY WINDS...HEAVY RAINS AND PEA SIZE HAIL WERE LOCATED WEST OF EL DORADO ARKANSAS AND AT SHONGALOO LOUISIANA. SCATTERED SHOWERS AND THUNDERSTORMS WERE ALSO NOTED IN A 35 MILE WIDE AREA THAT EXTENDED FROM NEAR VICKSBURG MISSISSIPPI TO NEAR MONROE LOUISIANA. A THUNDERSTORM THAT WAS PRODUCING HEAVY RAINS..GUSTY WINDS WINDS AND PEA SIZE HAIL WAS NOTED EAST OF MONROE LOUISIANA. MOVEMENT WAS EAST AT 35 TO 40 MILES AN HOUR. ANOTHER AREA OF SCATTERED SHOWERS AND THUNDERSTORMS...ABOUT 40 MILES WIDE...EXTENDED FROM NEAR ROBELINE LOUISIANA ACROSS TIMPSON TEXAS TO NORTHWEST OF TYLER TEXAS. WITHIN THIS AREA THUNDERSTORMS THAT WERE PRODUCING GUSTY WINDS...PEA SIZE HAIL AND HEAVY RAINS WERE LOCATED NORTH OF KILGORE TEXAS AND 8 MILES NORTHWEST OF OVERTON TEXAS. MOVEMENT OF THIS AREA WAS EAST NORTHEAST NEAR 25 MILES AN HOUR. SCATTERED SHOWERS AND THUNDERSTORMS WILL LINGER OVER THE AREA THIS MORNING WITH SOME REDEVELOPMENT OVER EAST TEXAS. THE SHOWERS AND THUNDERSTORMS WILL BECOME MORE NUMEROUS AND LOCALLY HEAVY THIS AFTERNOON AND EARLY TONIGHT. L OCALLY HEAVY RAINS ARE AGAIN EXPECTED. A FLASH FLOOD WATCH REMAINED IN EFFECT FOR NORTHWEST LOUISIANA TODAY.
The office that day
Everything else NWS Shreveport, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 30, 8:07 PM CDT | Flash Flood Warning | SHV | Caddo, De Soto | 2 hr |
| May 30, 8:07 PM CDT | Flash Flood Warning | SHV | Bossier, Webster | 2 hr |
| May 30, 8:07 PM CDT | Tornado Warning | SHV | Caddo | 96 min |
| May 30, 8:07 PM CDT | Tornado Warning | SHV | Bossier, Webster | 96 min |
| May 30, 8:07 PM CDT | Tornado Warning | SHV | De Soto | 96 min |
| May 30, 9:43 PM CDT | Severe Thunderstorm Warning | SHV | Bienville, Bossier, Caddo, De Soto, Red River | 3 hr |
| May 30, 9:56 PM CDT | Flash Flood Warning | SHV | Caddo | 4 hr |
| May 30, 9:56 PM CDT | Flash Flood Warning | SHV | De Soto | 4 hr |
| May 30, 9:56 PM CDT | Flash Flood Warning | SHV | Bossier, Red River | 4 hr |
| May 30, 10:40 PM CDT | Severe Thunderstorm Warning | SHV | Natchitoches, Winn | 95 min |
| May 31, 10:25 AM CDT | Severe Thunderstorm Warning | SHV | Union | 95 min |
| May 31, 11:15 AM CDT | Flash Flood Warning | SHV | Caddo, De Soto | 4 hr |
| May 31, 11:15 AM CDT | Flash Flood Warning | SHV | Bienville, Jackson, Lincoln, Ouachita, Winn | 4 hr |
| May 31, 11:15 AM CDT | Flash Flood Warning | SHV | Natchitoches, Sabine | 4 hr |
| May 31, 11:15 AM CDT | Flash Flood Warning | SHV | Bossier, Claiborne, Webster | 4 hr |
| May 31, 11:15 AM CDT | Flash Flood Warning | SHV | Union | 4 hr |
| May 31, 1:45 PM CDT | Flash Flood Warning | SHV | Caldwell, Franklin | 3 hr |
| May 31, 1:45 PM CDT | Flash Flood Warning | SHV | Madison, Tensas | 3 hr |
| May 31, 3:00 PM CDT | Flash Flood Warning | SHV | Caddo, De Soto | 4 hr |
| May 31, 3:00 PM CDT | Flash Flood Warning | SHV | Bienville, Caldwell, Jackson, Lincoln, Ouachita, Winn | 4 hr |
| May 31, 3:00 PM CDT | Flash Flood Warning | SHV | Franklin, Madison, Richland | 4 hr |
| May 31, 3:00 PM CDT | Flash Flood Warning | SHV | Natchitoches, Red River, Sabine | 4 hr |
| May 31, 3:00 PM CDT | Flash Flood Warning | SHV | Bossier, Webster | 4 hr |
| May 31, 3:00 PM CDT | Flash Flood Warning | SHV | Tensas | 4 hr |
Nearby
Flash Flood Warnings in Louisiana, 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.