Alert archive / Louisiana / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 21, NWS New Orleans, LA
NWS New Orleans, LA issued this severe thunderstorm warning at Mar 5, 1992, 5:49 AM CST for Tangipahoa Parish, Washington Parish, Louisiana. It was in force for 56 min.
The area
The counties it named.
The facts
- Issued
- Mar 5, 1992, 5:49 AM CST (11:49 UTC)
- Expired
- Mar 5, 1992, 6:45 AM CST
- In force
- 56 min
- Issued by
- NWS New Orleans, LA
- Area
- Whole counties
Counties Tangipahoa Parish, LA, Washington Parish, LA
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 00:00Z, 11.8 hours before the alert went out and 74 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
- 7 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 875 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 71 m²/s²
- 0-3 km storm-relative helicity
- 104 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 051145 SVRNEW LAC105-117-051245- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE NEW ORLEANS LA 549 AM CST THU MAR 5 1992 THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 645 AM CST FOR RESIDENTS IN THE FOLLOWING PARISHES IN SOUTHEAST LOUISIANA ...NORTHERN TANGIPAHOA PARISH...WASHINGTON PARISH AT 540 AM CST WEATHER SERVICE RADAR SEVERE THUNDERSTORMS ABOUT 10 MILES SOUTHWEST OF AMITE AND JUST TO THE WEST OF THE PEARL RIVER IN EXTREME WASHINGTON PARISH. THE THUNDERSTORMS CONTINUE TO MOVE EAST ABOUT 40 MILES AN HOUR. SOME FLOODING OF STREETS AND ROADS CAN BE EXPECTED ACROSS WASHINGTON AND NORTHERN TANGIPAHOA PARISH IF THUNDERSTORMS CONTINUE TO PERSIST FOR A FEW MORE HOURS. A FLASH FLOOD WARNING MAY BE NEED LATER THIS MORNING FOR NORTHERN TANGIPAHOA AND WASHINGTON PARISHES. THESE ARE DANGEROUS STORMS. IF YOU ARE IN THEIR PATHS YOU SHOULD PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND DEADLY LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER... PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.
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, Mar 5, 4:52 AM CST, 57 minutes before
LAZ008-006-009-051200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BATON ROUGE LA 445 AM CST THU MAR 5 1992 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 9 AM CST... ...A FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH THIS MORNING... AT 445 AM RADAR SHOWED STRONG THUNDERSTORMS WITH VERY RAINFALL CONTINUE NEAR MELVILLE AND PORT BARRE TO NEAR BATON ROUGE AND CLINTON. THESE STRONG THUNDERSTORMS WILL CAUSE FLOODING OF ALL LOW LYING AREAS SUCH AS STREETS AND UNDERPASSES. MOTORISTS SHOULD ALLOW EXTRA TIME TO REACH WORK AND SCHOOL. THUNDERSTORMS WILL CONTINUE MOVING THROUGH MOST OF EAST CENTRAL LOUISIANA THROUGH THE MORNING RUSH HOURS. PEOPLE SHOULD REMAIN ALERT THROUGH THE MORNING qTO POSSIBLE SEVERE WEATHER AND BE READY TO MOVE TO A SAFE PLACE QUICKLY.
The office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 5, 12:16 AM CST | Tornado Warning | LIX | Saint Landry | 59 min |
| Mar 5, 1:30 AM CST | Severe Thunderstorm Warning | LIX | Pointe Coupee, Saint Landry | 60 min |
| Mar 5, 2:23 AM CST | Severe Thunderstorm Warning | LIX | East Feliciana, West Feliciana | 67 min |
| Mar 5, 3:08 AM CST | Severe Thunderstorm Warning | LIX | Saint Helena | 52 min |
| Mar 5, 3:31 AM CST | Severe Thunderstorm Warning | LIX | Tangipahoa | 59 min |
| Mar 5, 3:50 AM CST | Severe Thunderstorm Warning | LIX | East Baton Rouge, East Feliciana, West Baton Rouge | 55 min |
| Mar 5, 3:55 AM CST | Severe Thunderstorm Warning | LIX | Washington | 65 min |
| Mar 5, 4:41 AM CST | Severe Thunderstorm Warning | LIX | Tangipahoa | 49 min |
| Mar 5, 5:13 AM CST | Severe Thunderstorm Warning | LIX | Washington | 62 min |
| Mar 5, 7:19 AM CST | Severe Thunderstorm Warning | LIX | Saint Tammany | 56 min |
| Mar 5, 7:19 AM CST | Severe Thunderstorm Warning | LIX | West Feliciana | 56 min |
| Mar 5, 7:54 AM CST | Severe Thunderstorm Warning | LIX | Iberia, Saint Martin | 66 min |
| Mar 5, 8:03 AM CST | Severe Thunderstorm Warning | LIX | St. Mary | 57 min |
| Mar 5, 8:14 AM CST | Flash Flood Warning | LIX | Saint Tammany, Tangipahoa, Washington | 4 hr |
| Mar 5, 8:15 AM CST | Tornado Warning | LIX | Iberville | 45 min |
| Mar 5, 8:15 AM CST | Tornado Warning | LIX | Saint Landry | 45 min |
| Mar 5, 8:27 AM CST | Severe Thunderstorm Warning | LIX | Tangipahoa | 63 min |
| Mar 5, 8:29 AM CST | Tornado Warning | LIX | Pointe Coupee | 27 min |
| Mar 5, 8:42 AM CST | Severe Thunderstorm Warning | LIX | Livingston | 48 min |
| Mar 5, 9:30 AM CST | Severe Thunderstorm Warning | LIX | Saint Tammany, Tangipahoa | 60 min |
| Mar 5, 9:55 AM CST | Severe Thunderstorm Warning | LIX | Jefferson, Orleans, Plaquemines, Saint Bernard | 65 min |
| Mar 5, 10:34 AM CST | Severe Thunderstorm Warning | LIX | Saint Tammany | 41 min |
Nearby
Severe Thunderstorm Warnings in Louisiana, 1992Every severe thunderstorm warning 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.