Alert archive / Louisiana / Tornado Warnings in 1992
Tornado Warning 8, NWS New Orleans, LA
NWS New Orleans, LA issued this tornado warning at Jun 30, 1992, 10:37 AM CDT for St. Mary Parish, Louisiana. It was in force for 68 min.
The area
The counties it named.
The facts
- Issued
- Jun 30, 1992, 10:37 AM CDT (15:37 UTC)
- Expired
- Jun 30, 1992, 11:45 AM CDT
- In force
- 68 min
- Issued by
- NWS New Orleans, LA
- Area
- Whole counties
County St. Mary Parish, LA
The nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 12:00Z, 3.6 hours before the alert went out and 175 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
- 1800 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 786 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 27 m²/s²
- 0-3 km storm-relative helicity
- 137 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 KNEW 301537 TORNEW LAC101-301645- BULLETIN - EBS ACTIVATION REQUESTED TORNADO AND SPECIAL MARINE WARNING NATIONAL WEATHER SERVICE NEW ORLEANS LA 1037 AM CDT TUE JUN 30 1992 THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A TORNADO AND SPECIAL MARINE WARNING EFFECTIVE UNTIL 1145 AM CDT FOR RESIDENTS IN THE FOLLOWING PARISHES IN SOUTHEAST LOUISIANA ...ST.MARY PARISH AND THE ADJACENT COASTAL WATERS OF SOUTHEAST LOUISIANA. AT 1030 AM CDT RADAR INDICATED A POTENTIAL TORNADO JUST SOUTH OF WEEKS LOUISIANA MOVING EAST AT 15 TO 20 MPH. THIS STORM WILL MOVE INTO THE COASTAL AREAS OF ST MARYS PARISH DURING THE NEXT HOUR. THIS IS A DANGEROUS STORM SITUATION. ACT QUICKLY. IF YOU ARE IN THE PATH OF THIS TORNADO MOVE TO A SHELTER BELOW GROUND IF AVAILABLE. OTHERWISE...GO TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR POSSIBLE. AVOID WINDOWS. ABANDON CARS AND MOBILE HOMES FOR A REINFORCED BUILDING OR GET INTO A DITCH OR CULVERT. " THESE THUNDERSTORMS WILL PRODUCE WINDS EXCEEDING GALE FORCE... ROUGH SEAS... HEAVY RAINFALL... DANGEROUS LIGHTNING AND THE POSSIBILITY OF WATERSPOUTS. SMALL CRAFT SHOULD SEEK SAFE HARBOR IMMEDIATELY.
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 30, 5:23 AM CDT, 5 hours 14 minutes before
LAZ009-010-013-301230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NEW ORLEANS LA 524 AM CDT TUE JUN 30 1992 AT 520 AM CDT NATIONAL WEATHER SERVICE RADAR CONTINUED TO INDICATE STRONG THUNDERSTORMS IN PARISHES ALONG AND JUST NORTH OF LAKES PONTCHARTRAIN AND MAUREPAS WITH LOCALLY HEAVY RAIN. POLICE DEPARTMENTS IN HAMMOND AND COVINGTON REPORTED HEAVY RAIN AND SOME STREET FLOODING. SOME RAINFALL AMOUNTS MAY HAVE REACHED 2 TO 3 INCHES IN A FEW AREAS ACCORDING TO RADAR AND SATELLITE OBSERVATIONS. MOTORISTS ARE ADVISED TO EXERCISE CAUTION IF TRAVELING IN SOUTHEAST LOUISIANA THIS MORNING ESPECIALLY NORTH OF LAKES PONTCHARTRAIN AND MAUREPAS WHERE VISIBILITIES MAYBE REDUCED AT TIMES TO LESS THAN ONE-HALF MILE IN HEAVY RAIN.
Special weather statement, Jun 30, 5:49 AM CDT, 4 hours 48 minutes before
LAZ006-008-009-301300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BATON ROUGE LA 550 AM CDT TUE JUN 30 1992 THUNDERSTORMS WITH VERY HEAVY RAIN MOVING ACROSS PARTS OF EAST CENTRAL LOUISIANA... RADAR SHOWED THUNDERSTORMS WITH VERY HEAVY RAIN FROM MARKSVILLE... BUNKIE AND EUNICE EXTENDING EAST ACROSS NEW ROADS...CLINTON AND THE BATON ROUGE METROPOLITAN AREA TO DONALDSONVILLE...LAKE MAUREPAS AND KENTWOOD. MOVEMENT WAS SOUTHEAST AT 15 MPH.N PEOPLE IN EAST CENTRAL LOUISIANA CAN EXPECT STRONG GUSTY WIND...HEAVY RAIN WITH FLOODING OF STREETS AND OTHER LOW LYING AREAS...DANGEROUS LIGHTNING STRIKES AND POSSIBLY SOME HAIL FOR THE NEXT SEVERAL HOURS.
Special weather statement, Jun 30, 5:52 AM CDT, 4 hours 45 minutes before
LAZ009-010-012-013-014-3301300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NEW ORLEANS LA 553 AM CDT TUE JUN 30 1992 NATIONAL WEATHER SERVICE RADAR AT 535AM CDT INDICATED A BAND OF STRONG THUNDERSTORMS FROM NEAR LAKE MAUREPAS EAST ACROSS LAKE PONTCHARTRAIN WITH INDIVIDUAL THUNDERSTORMS MOVING EAST ABOUT 20 KNOTS. HEAVY RAIN MAY REDUCE VISIBILITIES TO LESS THAN ONE-HALF MILE IN SOME OF THE THUNDERSTORMS WITH STRONG..GUSTY WINDS AND DANGEROUS LIGHTNING. ALL MARINE TRAFFIC SHOULD STAY IN SAFE HARBOR OR SEEK HARBOR IMMEDIATELY UNTIL THESE THUNDERSTORMS WEAKEN OR MOVE OUT OF THE AREA. SPECIAL MARINE WARNINGS REMAIN IN EFFECT FOR LAKES MAUREPAS..PONTCHARTRAIN..BORGNE UNTIL 715 AM THIS MORNING AND FOR THE COASTAL WATERS FROM TERREBONNE BAY TO THE MOUTH OF THE MISSISSIPPI RIVER UNTIL 6 AM CDT.
Special weather statement, Jun 30, 7:33 AM CDT, 3 hours 4 minutes before
LAZ006-008-009-301500- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BATON ROUGE LA 730 AM CDT TUE JUN 30 1992 ...A FLASH FLOOD WATCH IS IN EFFECT TODAY FOR EAST BATON ROUGE AND SURRONDING PARISHES... THUNDERSTORMS WITH VERY HEAVY RAIN CONTINUE MOVING ACROSS THE AREA... RADAR SHOWED THUNDERSTORMS WITH VERY HEAVY RAIN...STRONG GUSTY WIND... HAIL AND DANGEROUS LIGHTNING FROM SOUTHWEST MISSISSIPPI WESTWARD ACROSS METROPOLITAN BATON ROUGE INTO ST LANDRY PARISH. MOVEMENT WAS SOUTHEAST AT 15 MPH. MOTORIST SHOULD USE CAUTION AS FLOODING OF STREETS... UNDERPASSES...AND OTHER LOW AREAS WILL CONTINUE INTO THE MORNING... PEOPLE IN EAST CENTRAL LOUISIANA CAN EXPECT THESE WEATHER CONDITIONS* FOR THE NEXT SEVERAL HOURS...
Special weather statement, Jun 30, 9:25 AM CDT, 1 hour 12 minutes before
LAZ008-009-301600- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BATON ROUGE LA 925 AM CDT TUE JUN 30 1992 ...A FLASH FLOOD WARNING IS IN EFFECT UNTIL 1130 AM CDT FOR THE SOUTHERN HALF OF EAST BATON ROUGE PARISH... ...RADAR SHOWED THUNDERSTORMS WITH VERY HEAVY RAIN...STRONG GUSTY WIND AND DANGEROUS LIGHTNING CONTINUING OVER PARTS OF METRO BATON ROUGE. THE AREA OF THUNDERSTORMS WERE MOVING SLOWLY SOUTHEAST. MOTORIST EXCERISE CAUTION WHEN APPROACHING FLOODED AREAS. THE STRONG THUNDERSTORMS WILL PRODUCE STRONG GUSTY WIND...VERY HEAVY RAINS AND DANGEROUS LIGHTNING FOR THE NEXT FEW HOURS. ...A FLASH FLOOD WATCH IS IN EFFECT FOR EAST BATON ROUGE AND SURROUNDING PARISHES THROUGH THE DAY...
The office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 29, 7:50 PM CDT | Severe Thunderstorm Warning | LIX | Catahoula | 55 min |
| Jun 29, 9:05 PM CDT | Severe Thunderstorm Warning | LIX | Avoyelles | 55 min |
Nearby
Tornado Warnings in Louisiana, 1992Every tornado warning in 1992Tornadoes 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.