Alert archive / Louisiana / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 69, NWS New Orleans, LA
NWS New Orleans, LA issued this severe thunderstorm warning at Feb 26, 1998, 9:18 AM CST for 5 parishes in Louisiana. It was in force for 72 min. 1 report 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
- Feb 26, 1998, 9:18 AM CST (15:18 UTC)
- Expired
- Feb 26, 1998, 10:30 AM CST
- In force
- 72 min
- Issued by
- NWS New Orleans, LA
- Area
- Whole counties
Counties Ascension Parish, LA, East Baton Rouge Parish, LA, East Feliciana Parish, LA, Iberville Parish, LA, West Baton Rouge Parish, LA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Feb 26, 10:20 AM CST | Hail 0.75 | Zachary, LA | The public reported dime size hail. |
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.
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 3.3 hours before the alert went out and 140 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
- 62 J/kg
- Mixed-layer CIN
- -285 J/kg
- Mixed-layer LCL
- 707 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 364 m²/s²
- 0-3 km storm-relative helicity
- 422 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
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, Feb 26, 9:15 AM CST, 3 minutes before
LAZ038>040-049-050-056>070-MSZ077-080>082-270000-
THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE NEW ORLEANS LA
915 AM CST THU FEB 26 1998
A LINE OF STRONG TO SEVERE THUNDERSTORMS WERE PUSHING EAST AT 45 MPH.
THIS LINE WILL PUSH INTO SOUTHCENTRAL AND SOUTHEAST LOUISIANA THROUGH
AROUND NOON TODAY. EXPECT SEVERE THUNDERSTORM GUSTS...HAIL...AND
POSSIBLE TORNADOS WITH THIS LINE.
KEEP TUNED TO NOAA WEATHER RADIO...LOCAL AND CABLE TELEVISION
STATIONS.L..AND LOCAL RADIO FOR THE LATEST WATCHES AND WARNINGS
FOR THIS LINE. YOU CAN ALSO VISIT OUR HOME PAGE AT:
WWW.SRH.NOAA.GOV/FTPROOT/LIX.Special weather statement, Feb 26, 9:15 AM CST, 3 minutes before
LAZ038>040-049-050-056>070-MSZ077-080>082-270000-
THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE NEW ORLEANS LA
915 AM CST THU FEB 26 1998
A LINE OF STRONG TO SEVERE THUNDERSTORMS WERE PUSHING EAST AT 45 MPH.
THIS LINE WILL PUSH INTO SOUTHCENTRAL AND SOUTHEAST LOUISIANA THROUGH
AROUND NOON TODAY. EXPECT SEVERE THUNDERSTORM GUSTS...HAIL...AND
POSSIBLE TORNADOS WITH THIS LINE.
KEEP TUNED TO NOAA WEATHER RADIO...LOCAL AND CABLE TELEVISION
STATIONS.L..AND LOCAL RADIO FOR THE LATEST WATCHES AND WARNINGS
FOR THIS LINE. YOU CAN ALSO VISIT OUR HOME PAGE AT:
WWW.SRH.NOAA.GOV/FTPROOT/LIX.The office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 26, 9:18 AM CST | Severe Thunderstorm Warning | LIX | Pointe Coupee, West Feliciana | 72 min |
| Feb 26, 10:24 AM CST | Severe Thunderstorm Warning | LIX | East Feliciana, Saint Helena | 66 min |
| Feb 26, 10:24 AM CST | Severe Thunderstorm Warning | LIX | Tangipahoa | 66 min |
| Feb 26, 2:16 PM CST | Severe Thunderstorm Warning | LIX | Washington | 49 min |
| Feb 26, 9:18 AM CST | Severe Thunderstorm Warning | LIX | Amite, Wilkinson | 72 min |
| Feb 26, 2:26 PM CST | Tornado Warning | LIX | Walthall | 34 min |
Nearby
Severe Thunderstorm Warnings in Louisiana, 1998Every severe thunderstorm warning in 1998
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.