Alert archive / Louisiana / Tornado Warnings in 1992
Tornado Warning 17, NWS New Orleans, LA
NWS New Orleans, LA issued this tornado warning at Aug 26, 1992, 9:35 AM CDT for Saint Tammany Parish, Louisiana. It was in force for 40 min.
The area
The counties it named.
The facts
- Issued
- Aug 26, 1992, 9:35 AM CDT (14:35 UTC)
- Expired
- Aug 26, 1992, 10:15 AM CDT
- In force
- 40 min
- Issued by
- NWS New Orleans, LA
- Area
- Whole counties
County Saint Tammany Parish, LA
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 2.6 hours before the alert went out and 30 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
- 1929 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 550 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 7 m²/s²
- 0-3 km storm-relative helicity
- 22 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 261434 TORNEW LAC103-261515- BULLETIN - EBS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE NEW ORLEANS LA 935 AM CDT WED AUG 26 1992 THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 1015 AM CDT FOR RESIDENTS IN THE FOLLOWING PARISHES IN SOUTHEAST LOUISIANA ...ST.TAMMANY PARISH AT 925 AM A TORNADO TOUCHED DOWN IN ALONG LA 434 NORTH OF INTERSTATE HIGHWAY 12. THE THUNDERSTORM WHICH PRODUCED THE TORNADO WAS MOVING MOVING NORTHEAST AROUND 30 MPH AND WILL BE AFFECTING EAST ST TAMMANY PARISH TO THE NORTH OF SLIDELL IN THE NEXT 30 MINUTES IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
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, Aug 26, 8:18 AM CDT, 1 hour 17 minutes before
LAZ010-013-014-261515- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NEW ORLEANS LA 817 AM CDT WED AUG 26 1992 ...RAINBANDS ASSOCIATED WITH HURRICANE ANDREW MOVING ACROSS SOUTHEAST LOUISIANA... AT 815 AM NATIONAL WEATHER SERVICE RADAR INDICATED A BAND OF STRONG THUNDERSTORMS EXTENDING FROM KENTWOOD TRHOUGH MANDEVILLE TO EAST NEW ORLEANS AND GRAND ISLE. THE BAND OF THUNDERSTORMS IS MOVING NORTH NORTHEAST 15 TO 20 MPH AND WILL AFFECT THE FOLLOWING PARISHES IN THE NEXT HOUR OR TWO....WASHINGTON EAST ST TAMMANY EAST ORLEANS ST BERNARD AND PLAQUEMINE PARISHES. WIND GUSTS TO NEAR HURRICANE FORCE AND HEAVY RAINFALL WHICH MAY RESULT IN FLOODING OF LOW LYING AREAS CAN EXPECTED AS THE THUNDERSTORMS MOVE THROUGH PARTS OF SOUTHEAST LOUISIANA.
The office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 26, 12:05 AM CDT | Severe Thunderstorm Warning | LIX | Orleans, Saint Tammany | 25 min |
| Aug 26, 2:44 AM CDT | Tornado Warning | LIX | Iberville | 46 min |
| Aug 26, 3:31 AM CDT | Tornado Warning | LIX | Saint Charles | 29 min |
| Aug 26, 8:33 AM CDT | Tornado Warning | LIX | Saint Tammany | 57 min |
| Aug 26, 9:14 AM CDT | Tornado Warning | LIX | Pointe Coupee | 31 min |
| Aug 26, 10:28 AM CDT | Tornado Warning | LIX | Pointe Coupee | 32 min |
| Aug 26, 3:24 PM CDT | Tornado Warning | LIX | Saint Tammany | 66 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.