Alert archive / Louisiana / Tornado Warnings in 1989
Tornado Warning 15, NWS New Orleans, LA
NWS New Orleans, LA issued this tornado warning at Jun 8, 1989, 9:28 AM CDT for Washington Parish, Louisiana. It was in force for 32 min.
The area
The counties it named.
The facts
- Issued
- Jun 8, 1989, 9:28 AM CDT (14:28 UTC)
- Expired
- Jun 8, 1989, 10:00 AM CDT
- In force
- 32 min
- Issued by
- NWS New Orleans, LA
- Area
- Whole counties
County Washington 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
Slidell Radar S, LA (KSIL), launched 12:00Z, 2.5 hours before the alert went out and 75 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
- 2984 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 522 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 217 m²/s²
- 0-3 km storm-relative helicity
- 324 m²/s²
- Significant tornado parameter
- 4.9
- Supercell composite
- 26.4
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KNEW 081430
TORNEW
LAC117-081500-
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
928 AM CDT THU JUN 8 1989
THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 1000 AM CDT
FOR PEOPLE IN THE FOLLOWING PARISH...
IN SOUTHEAST LOUISIANA
...WASHINGTON
AT 925 AM RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS ACROSS
WESTERN WASHINGTON PARISH. THE MOST INTENSE THUNDERSTORM WAS JUST
NORTH OF FRANKLINTON. A TORNADO WAS REPORTED WITH THIS THUNDERSTORM
AT 905 AM AS IT MOVED ACROSS TANGIPAHOA PARISH.
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT. GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR. USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY. AVOID WINDOWS.What forecasters said that day
The local office's own words before this tornado 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 8, 3:48 AM CDT, 5 hours 40 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BATON ROUGE LA 350 AM CDT THU JUN 8 1989 ...THE TORNADO WATCH FOR EAST CENTRAL LOUISIANA HAS BEEN CANCELLED... RADAR SHOWED AN AREA OF THUNDERSTORMS EXTENDING SOUTH FROM HATTIESBURG TO GULFPORT. ISOLATED SHOWERS HAD DEVELOPED FROM NATCHEZ TO THE VICINITY OF ALEXANDRIA. MOVEMENT WAS EAST AT 20 MPH.
Special weather statement, Jun 8, 4:00 AM CDT, 5 hours 28 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE NEW ORLEANS LA 400 AM CDT THU JUN 8 1989 ...THE TORNADO WATCH FOR SOUTHEAST LOUISIANA HAS BEEN CANCELLED... RADAR SHOWED AND AREA OF THUNDERSTORMS OVER SOUTH MISSISSIPPI FROM LAUREL TO GULFPORT MISSISSIPPI. ALSO LIGHT RAIN HAS DEVELOPED NEAR MC COMB MISSISSIPPI EXTENDING SOUTHWEST TO NEAR BATON ROUGE. MOVEMENT WAS TO THE EAST AT 20 MILES AN HOUR.
Special weather statement, Jun 8, 4:35 AM CDT, 4 hours 53 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE NEW ORLEANS LA 435 AM CDT THU JUN 8 1989 STRONG THUNDERSTORMS CONTINUED OVER SOUTH MISSISSIPPI AND SOUTHWEST ALABAMA AND ADJOINING COASTAL WATERS 20 MILES NORTH OF MOBILE ALABAMA EXTENDING SOUTH INTO MOBILE SOUND AND 30 MILES OFFSHORE. THESE THUNDERSTORMS MAY PRODUCE HEAVY RAIN...SMALL HAIL...GUSTY WINDS... AND DANGEROUS LIGHTNING. ALSO SCATTERED SHOWERS AND THUNDERSTORMS HAD DSEVELOPED OVER SOUTHEAST LOUISIANA BETWEEN ALEXANDRIA AND BATON ROUGE EXTENDING NORTHEAST TO BETWEEN NATCHEZ AND TYLERTOWN MISSISSIPPI. MOVEMENT WAS TO THE EAST AT 25 MILES AN HOUR.
Special weather statement, Jun 8, 5:41 AM CDT, 3 hours 47 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE NEW ORLEANS LA 540 AM CDT THU JUN 8 1989 SCATTERED THUNDERSTORMS AND LIGHT RAIN CONTINUED OVER SOUTHEAST LOUISIANA...SOUTH MISSISSIPPI...AND SOUTHWEST ALABAMA. THE STRONGEST THUNDERSTORMS WERE LOCATED BETWEEN AMITE AND KENTWOOD ...10 MILES WEST OF HATTIESBURG MISSISSIPPI...AND 30 MILES SOUTHEAST OF MOBILE ALABAMA. THESE THUNDERSTORMS MAY PRODUCE HEAVY RAIN...SMALL HAIL...GUSTY WINDS...AND DANGEROUS LIGHTNING. MOVEMENT WAS TO THE EAST TO NORTHEAST AT 25 MILES AN HOUR.
Local storm report, Jun 8, 6:18 AM CDT, 3 hours 10 minutes before
STORM REPORT NATIONAL WEATHER SERVICE NEW ORLEANS LA 615 AM CDT THU JUN 8 1989 ATTN SELS... 200 AM CDT...WIND GUSTS OF 66 KNOTS WAS REPORTED MIDDLE OF LAKE PONTCHARTRAIN. 225 AM CDT...WIND GUSTS OF 41 KNOTS WAS REPORTED EAST PORTION OF LAKE PONTCHARTRAIN.
Special weather statement, Jun 8, 7:39 AM CDT, 1 hour 49 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE NEW ORLEANS LA 740 AM CDT THU JUN 8 1989 SCATTERED THUNDERSTORMS AND LIGHT RAIN CONTINUED OVER SOUTHEAST LOUISIANA...SOUTH MISSISSIPPI...AND SOUTHWEST ALABAMA. THE STRONGEST THUNDERSTORMS WERE LOCATED 20 MILES EAST OF BATON ROUGE ...NEAR WIGGINS MISSISSIPPI...AND 20 MILES EAST OF MC COMB MISSISSIPPI. THESE THUNDERSTORMS MAY PRODUCE HEAVY RAIN...SMALL HAIL...GUSTY WINDS ...AND D/ANGEROUS LIGHTNING. MOVEMENT WAS TO THE EAST TO NORTHEAST AT 25 MILES AN HOUR.
The office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 8, 12:53 AM CDT | Severe Thunderstorm Warning | LIX | East Baton Rouge, Livingston | 67 min |
| Jun 8, 6:35 AM CDT | Tornado Warning | LIX | East Baton Rouge, West Baton Rouge | 40 min |
| Jun 8, 6:46 AM CDT | Tornado Warning | LIX | Livingston, Saint Helena | 59 min |
| Jun 8, 7:25 AM CDT | Tornado Warning | LIX | East Baton Rouge, Livingston | 65 min |
| Jun 8, 7:49 AM CDT | Tornado Warning | LIX | Iberville, West Baton Rouge | 56 min |
| Jun 8, 8:03 AM CDT | Tornado Warning | LIX | Tangipahoa | 57 min |
| Jun 8, 8:04 AM CDT | Tornado Warning | LIX | East Baton Rouge | 56 min |
| Jun 8, 8:21 AM CDT | Tornado Warning | LIX | Livingston | 69 min |
| Jun 8, 8:31 AM CDT | Tornado Warning | LIX | Washington | 59 min |
| Jun 8, 8:55 AM CDT | Tornado Warning | LIX | Tangipahoa | 65 min |
| Jun 8, 9:03 AM CDT | Severe Thunderstorm Warning | LIX | Ascension, Iberville | 57 min |
| Jun 8, 9:47 AM CDT | Severe Thunderstorm Warning | LIX | Assumption, Saint Martin, St. Mary | 58 min |
| Jun 8, 10:12 AM CDT | Severe Thunderstorm Warning | LIX | Saint Tammany, Washington | 63 min |
| Jun 8, 10:23 AM CDT | Severe Thunderstorm Warning | LIX | Tangipahoa | 67 min |
| Jun 8, 11:27 AM CDT | Severe Thunderstorm Warning | LIX | Saint Bernard | 63 min |
Nearby
Tornado Warnings in Louisiana, 1989Every tornado warning in 1989Tornadoes 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; the sounding from the Mesonet's radiosonde archive.