Alert archive / Louisiana / Flash Flood Warnings in 1990
Flash Flood Warning 58, NWS Shreveport, LA
NWS Shreveport, LA issued this flash flood warning at May 31, 1990, 11:15 AM CDT for 5 parishes in 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
Counties Bienville Parish, LA, Jackson Parish, LA, Lincoln Parish, LA, Ouachita Parish, LA, Winn 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 187 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
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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. LOCALLY 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 | 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, 11:15 AM CDT | Flash Flood Warning | SHV | Red River | 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 |
| May 30, 7:09 PM CDT | Tornado Warning | SHV | Panola, Rusk | 66 min |
| May 30, 8:07 PM CDT | Flash Flood Warning | SHV | Harrison, Marion, Rusk | 2 hr |
| May 30, 9:56 PM CDT | Flash Flood Warning | SHV | Gregg, Harrison, Rusk | 4 hr |
| May 31, 1:11 AM CDT | Severe Thunderstorm Warning | SHV | Panola | 64 min |
| May 31, 1:45 PM CDT | Flash Flood Warning | SHV | Gregg, Harrison | 3 hr |
| May 31, 3:00 PM CDT | Flash Flood Warning | SHV | Gregg | 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.