Alert archive / Louisiana / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 9, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Jan 12, 1998, 3:53 AM CST for Saint Landry Parish, Louisiana. It was in force for 62 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jan 12, 1998, 3:53 AM CST (09:53 UTC)
- Expired
- Jan 12, 1998, 4:55 AM CST
- In force
- 62 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
County Saint Landry Parish, LA
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 11, 11:30 PM CST | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 00:00Z, 9.9 hours before the alert went out and 126 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
- 16 J/kg
- Mixed-layer CIN
- -82 J/kg
- Mixed-layer LCL
- 953 m above ground
- 0-6 km bulk shear
- 67 kt
- 0-1 km storm-relative helicity
- 148 m²/s²
- 0-3 km storm-relative helicity
- 253 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
The text
As transmitted, in the capitals the NWS used until 2016.
940 WUUS1 KLCH 120955 RRA SVRLCH LAC097-121055- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LAKE CHARLES LA 353 AM CST MON JAN 12 1998 THE NATIONAL WEATHER SERVICE IN LAKE CHARLES LA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 455 AM CST FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CENTRAL LOUISIANA ...ST. LANDRY PARISH AT 350 AM CST...NEXRAD DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM LOCATED 5 MILES NORTHWEST OF WASHINGTON MOVING EAST AT 35 MPH. LARGE HAIL IS POSSIBLE WITH THIS STORM. THIS IS A DANGEROUS STORM. FOR YOUR PROTECTION...SEEK SHELTER IMMEDIATELY IN A STRONG BUILDING. MOVE TO AN INTERIOR ROOM...SUCH AS A CLOSET OR BATHROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. DO NOT STAND BY 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.
NWS Lake Charles, LA wrote its last area forecast discussion before this severe thunderstorm warning went out at Jan 12, 2:20 AM CST, 1 hour 33 minutes earlier.
Area forecast discussion, Jan 12, 2:20 AM CST, 1 hour 33 minutes before
SOUTHEAST TEXAS..SOUTHWEST AND CENTRAL LOUISIANA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LAKE CHARLES LA 220 AM CST MON JAN 12 1998 BUSY NIGHT AS CONVERGENCE ZONE LIES ACROSS CEN LA AND VORT MAX ENHANCES LIFT WITH SUBTROPICAL JET STREAM OVERHEAD. RAINFALL AMTS ARE BEGINNING TO PILE UP ACROSS NORTHERN PORTION OF FA AND DEVELOPMENT STILL OCCURRING BACK TO THE SW...MAY NEED FLASH FLOOD WATCH TODAY FOR MORNING HOURS. PWS ARE RUNNING ABOVE ONE INCH AND RADAR ESTIMATES SHOWING STRONG STORMS PUTTING DOWN AS MUCH AS 2 INCHES AN HOUR. HAVE A LITTLE MORE TIME TO CONSIDER THIS SO WILL COORD LATER. AS FAR AS FORECAST...MESSY SITUATION SETTING UP AS AREA IS IN AXIS OF A SERIES OF SHRT WVS WITH AMPLE SUBTROPICAL JET ENERGY PRESENT. MODELS ARE UNDERFORECASTING RAINFALL AMTS CONSIDERABLY AND DO NOT LOOK GOOD FOR THE FIRST PART OF TODAY. SFC TROF/STATIONARY FRONTAL BOUNDARY IN TX IS NOT SHOWING MUCH EASTWARD PROGRESSION...SO WILL KEEP POPS IN CHC CAT TODAY AREAWIDE. WILL LIKELY NEED TO CONTINUE MENTION OF POSSIBLY SVR STORMS THIS MORNING AREAWIDE. 1 BPT 71/62/70 5355 LCH 70/61/70 5355 LFT 72/61/72 5355 AEX 68/58/68 7344
In the hours before
Local storm report, Jan 11, 11:35 PM CST, 4 hours 18 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1135 PM CST SUN JAN 11 1998
TIME(CST) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1035 PM WARREN TX 0.75 INCH HAIL
01/11/98 TYLER NICKEL SIZE HAIL REPORTED BY
TELEVISION STATION WEATHER
OBSERVOR.Local storm report, Jan 12, 12:21 AM CST, 3 hours 32 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1221 AM CST MON JAN 12 1998
TIME(CST) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
645 AM S LACASSINE LA WIND DAMAGE
01/12/98 JEFFERSON DAVIS POWER LINES DOWNED DUE TO
TREE LIMBS. HWY 101 JUST
SOUTH OF LACASSINE. REPORTED
BY JEFF DAVIS ELECTRIC.Local storm report, Jan 12, 12:48 AM CST, 3 hours 5 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1248 AM CST MON JAN 12 1998
TIME(CST) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1130 PM KIRBYVILLE TX 0.75 INCH HAIL
01/11/98 JASPER DIME SIZE HAIL REPORTED BY
JASPER COUNTY SHERIFFS
OFFICE PERSONNEL.The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 12, 1:05 AM CST | Tornado Warning | LCH | Beauregard | 50 min |
| Jan 12, 1:23 AM CST | Tornado Warning | LCH | Allen | 47 min |
| Jan 12, 1:47 AM CST | Severe Thunderstorm Warning | LCH | Evangeline | 33 min |
| Jan 12, 2:11 AM CST | Tornado Warning | LCH | Allen | 29 min |
| Jan 12, 2:25 AM CST | Severe Thunderstorm Warning | LCH | Evangeline | 45 min |
| Jan 12, 2:33 AM CST | Flash Flood Warning | LCH | Allen, Evangeline | 117 min |
| Jan 12, 2:33 AM CST | Flash Flood Warning | LCH | Beauregard | 117 min |
| Jan 12, 2:38 AM CST | Severe Thunderstorm Warning | LCH | Avoyelles | 62 min |
| Jan 12, 3:13 AM CST | Tornado Warning | LCH | Evangeline | 47 min |
| Jan 12, 4:29 AM CST | Severe Thunderstorm Warning | LCH | Calcasieu | 61 min |
| Jan 12, 4:52 AM CST | Flash Flood Warning | LCH | Allen, Evangeline | 4 hr |
| Jan 12, 5:33 AM CST | Flash Flood Warning | LCH | Beauregard | 4 hr |
| Jan 12, 5:43 AM CST | Flash Flood Warning | LCH | Saint Landry | 2 hr |
| Jan 12, 7:01 AM CST | Flash Flood Warning | LCH | Calcasieu, Jefferson Davis | 119 min |
| Jan 12, 7:47 AM CST | Flash Flood Warning | LCH | Saint Landry | 118 min |
| Jan 12, 8:11 AM CST | Flash Flood Warning | LCH | Acadia | 119 min |
| Jan 12, 9:02 AM CST | Flash Flood Warning | LCH | Allen, Evangeline, Jefferson Davis | 3 hr |
| Jan 12, 9:02 AM CST | Flash Flood Warning | LCH | Beauregard, Calcasieu | 3 hr |
| Jan 12, 9:50 AM CST | Flash Flood Warning | LCH | Acadia, Saint Landry | 2 hr |
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; the sounding from the Mesonet's radiosonde archive.