Alert archive / Louisiana / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 89, NWS Shreveport, LA
NWS Shreveport, LA issued this severe thunderstorm warning at May 5, 1989, 2:23 AM CDT for Caddo Parish, De Soto Parish, Sabine Parish, Louisiana. It was in force for 67 min. 6 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- May 5, 1989, 2:23 AM CDT (07:23 UTC)
- Expired
- May 5, 1989, 3:30 AM CDT
- In force
- 67 min
- Issued by
- NWS Shreveport, LA
- Area
- Whole counties
Counties Caddo Parish, LA, De Soto Parish, LA, Sabine Parish, LA
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 5, 2:42 AM CDT | Hail 1.5 | Caddo, LA | |
| May 5, 2:48 AM CDT | Thunderstorm Wind 0 | De Soto, LA | |
| May 5, 3:00 AM CDT | Hail 1.75 | De Soto, LA | |
| May 5, 3:01 AM CDT | Hail 1 | Caddo, LA | |
| May 5, 3:12 AM CDT | Tornado F1 | Caddo, LA | |
| May 5, 3:30 AM CDT | Thunderstorm Wind 0 | Sabine, LA |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Longview/Gregg, TX (KGGG), launched 00:00Z, 7.4 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
- 309 J/kg
- Mixed-layer CIN
- -227 J/kg
- Mixed-layer LCL
- 1028 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 140 m²/s²
- 0-3 km storm-relative helicity
- 223 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 7.2
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 severe thunderstorm 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 4, 9:15 PM CDT, 5 hours 8 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SHREVEPORT LA 915 PM CDT THU MAY 4 1989 ...SHOWERS AND THUNDERSTORMS CONTINUE OVER NORTHEAST TEXAS.. SOUTHWEST ARKANSAS..AND NORTH LOUISIANA... AT 905 PM WEATHER SERVICE RADAR IN SHREVEPORT SHOWED AN AREA OF SHOWERS AND THUNDERSTORMS OVER NORTHEAST TEXAS..NORTH LOUISIANA..AND SOUTH ARKANSAS ABOUT 75 MILES WIDE THAT WAS LOCATED GENERALLY NORTH OF A LINE FROM NEAR CARTHAGE TEXAS EAST TO NEAR SHREVEPORT..CASTOR.. JONESBORO..MONROE..AND DELHI LOUISIANA. THE STRONGER THUNDERSTORMS WRE INDICATED NEAR PLAIN DEALING..COTTON VALLEY..MINDEN..GIBSLAND.. AND SOUTHWEST OF CALHOUN LOUISIANA AND NEAR DE BERRY AND EAST OF JEFFERSON OVER CADDO LAKE TEXAS. THE SHOWERS AND THUNDERSTORMS HAVE BEEN PRODUCING GUSTY WINDS..FREQUENT LIGHTNING..AND HEAVY RAINFALL AS THEY MOVED TO THE EAST NORTHEAST AT 25 MPH. DUE TO THE HEAVY RAINS..SOME PONDING OF WATER MAY OCCUR IN STREETS..LOW LYING..AND POOR DRAINAGE AREAS.
Local storm report, May 4, 10:24 PM CDT, 3 hours 59 minutes before
STORM REPORT NATIONAL WEATHER SERVICE SHREVEPORT LA 1020 PM CDT THU MAY 4 1989 945 PM CDT...MARBLE SIZE HAIL IN SOUTHWEST SHREVEPORT FROM NEAR DAWN RIDGE AND BERT KOUNS..CADDO PARISH. 950 PM CDT...MARBLE SIZE HAIL IN SOUTHWEST SHREVEPORT NEAR SOUTHWOOD HIGH SCHOOL..CADDO PARISH..SEVERAL REPORTS. 1000 PM CDT..3/4 INCH SIZE HAIL NEAR LOUISIANA STATE UNIVERSITY SHREVEPORT AND YOUREE DRIVE IN SHREVEPORT..CADDO PARISH..THIS REPORTED BY SEVERAL OFF DUTY AIR FORCE METEOROLOGISTS AND LOCAL MEDIA METEOROLOGIST. 1004 PM CDT..GOLF BALL SIZE HAIL AT LINWOOD AND 70TH STREET IN SHREVEPORT..CADDO PARISH. 1006 PM CDT..MARBLE SIZE HAIL NEAR CAPTAIN SHREVE SCHOOL IN SHREVEPORT ..CADDO PARISH. . 1006 PM CDT..GOLF BALL SIZE HAIL BROADMOAR AND 70TH STREET SHREVEPORT..CADDO PARISH. 1012 PM CDT..PING PONG BALL SIZE HAIL GOLDEN MEADOWS SOUTH BOSSIER CITY..BOSSIER PARISH 1021 PM CDT..OVER ONE INCH OF RAIN AT THE SHREVEPORT REGIONAL AIRPORT SINCE 0950 PM CDT (30 MINUTES). 1021 PM CDT..2 1/2 INCH SIZE HAIL THREE MILES SOUTH OF BARKSDALE AFB BOSSIER CITY..BOSSIER PARISH.
Local storm report, May 5, 12:27 AM CDT, 1 hour 56 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
1220 AM CDT FRI MAY 5 1989
...ADDITIONAL REPORTS FROM THURSDAY MAY 4 1989...
1121 PM CDT...PEA TO MARBLE SIZE HAIL AT NLU IN MONROE LOUISIANA
OUACHITA PARISH.
1125 PM CDT...SEVERAL STREET CLOSURES IN SHREVEPORT DUE TO PONDING
OF WATER AND UNDERPASSES.
1130 PM CDT...UNOFFICIAL REPORT OF THREE INCHES OF RAIN IN ABOUT
A FORTY FIVE MINUTE TIME PERIOD IN BOSSIER CITY..
BOSSIER PARISH.
...REPORTS FOR FRIDAY MAY 5 1989...
1210 PM CDT...UNOFFICIAL REPORT OF NEAR THREE INCHES OF RAIN ALSO
IN ABOUT 45 MINUTES FROM MINDEN LOUISIANA..WEBSTER
PARISH.
1220 AM CDT...UNOFFICIAL RAINFALL REPORT TOTAL.. FOUR INCHES - THREE
OF WHICH OCCURRED IN ABOUT A FORTY FIVE MINUTE TIME
PERIOD..HEFLIN LOUISIANA..WEBSTER PARISH.Local storm report, May 5, 12:28 AM CDT, 1 hour 55 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
1220 AM CDT FRI MAY 5 1989
...ADDITIONAL REPORTS FROM THURSDAY MAY 4 1989...
1121 PM CDT...PEA TO MARBLE SIZE HAIL AT NLU IN MONROE LOUISIANA
OUACHITA PARISH.
1125 PM CDT...SEVERAL STREET CLOSURES IN SHREVEPORT DUE TO PONDING
OF WATER AND UNDERPASSES.
1130 PM CDT...UNOFFICIAL REPORT OF THREE INCHES OF RAIN IN ABOUT
A FORTY FIVE MINUTE TIME PERIOD IN BOSSIER CITY..
BOSSIER PARISH.
...REPORTS FOR FRIDAY MAY 5 1989...
1210 AM CDT...UNOFFICIAL REPORT OF NEAR THREE INCHES OF RAIN ALSO
IN ABOUT 45 MINUTES FROM MINDEN LOUISIANA..WEBSTER
PARISH.
1220 AM CDT...UNOFFICIAL RAINFALL REPORT TOTAL.. FOUR INCHES - THREE
OF WHICH OCCURRED IN ABOUT A FORTY FIVE MINUTE TIME
PERIOD..HEFLIN LOUISIANA..WEBSTER PARISH.The office that day
Everything else NWS Shreveport, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 4, 9:52 PM CDT | Severe Thunderstorm Warning | SHV | Bossier, Caddo | 68 min |
| May 4, 10:29 PM CDT | Severe Thunderstorm Warning | SHV | Claiborne, Webster | 61 min |
| May 4, 11:03 PM CDT | Severe Thunderstorm Warning | SHV | Bossier | 57 min |
| May 4, 11:14 PM CDT | Tornado Warning | SHV | Caddo | 50 min |
| May 4, 11:33 PM CDT | Severe Thunderstorm Warning | SHV | Bienville, Lincoln | 57 min |
| May 4, 11:33 PM CDT | Severe Thunderstorm Warning | SHV | Webster | 57 min |
| May 5, 12:11 AM CDT | Severe Thunderstorm Warning | SHV | Ouachita, Richland | 64 min |
| May 5, 12:53 AM CDT | Severe Thunderstorm Warning | SHV | Bienville | 67 min |
| May 5, 1:19 AM CDT | Severe Thunderstorm Warning | SHV | Webster | 56 min |
| May 5, 1:37 AM CDT | Flash Flood Warning | SHV | Bossier, Caddo | 3 hr |
| May 5, 1:37 AM CDT | Flash Flood Warning | SHV | Webster | 3 hr |
| May 5, 2:05 AM CDT | Severe Thunderstorm Warning | SHV | Madison | 40 min |
| May 5, 2:23 AM CDT | Severe Thunderstorm Warning | SHV | Bienville, Bossier | 67 min |
| May 5, 2:53 AM CDT | Severe Thunderstorm Warning | SHV | East Carroll | 67 min |
| May 5, 2:53 AM CDT | Severe Thunderstorm Warning | SHV | Morehouse | 67 min |
| May 5, 3:15 AM CDT | Tornado Warning | SHV | Bossier, Caddo | 60 min |
| May 5, 4:02 AM CDT | Severe Thunderstorm Warning | SHV | Bienville, Webster | 58 min |
| May 5, 4:47 AM CDT | Flash Flood Warning | SHV | Bossier, Caddo | 3 hr |
| May 5, 4:47 AM CDT | Flash Flood Warning | SHV | Bienville, Claiborne, Webster | 3 hr |
| May 5, 6:29 AM CDT | Flash Flood Warning | SHV | Ouachita, Richland | 4 hr |
| May 5, 1:19 AM CDT | Severe Thunderstorm Warning | SHV | Cass, Marion | 56 min |
| May 5, 1:19 AM CDT | Severe Thunderstorm Warning | SHV | Rusk | 56 min |
| May 5, 1:46 AM CDT | Severe Thunderstorm Warning | SHV | Gregg, Harrison, Panola | 59 min |
| May 5, 1:46 AM CDT | Severe Thunderstorm Warning | SHV | Shelby | 59 min |
Nearby
Severe Thunderstorm Warnings in Louisiana, 1989Every severe thunderstorm warning in 1989
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.