Alert archive / Texas / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 1, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Jan 5, 1998, 5:44 PM CST for Tyler County, Texas. It was in force for 61 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 5, 1998, 5:44 PM CST (23:44 UTC)
- Expired
- Jan 5, 1998, 6:45 PM CST
- In force
- 61 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
County Tyler County, TX
The radar
The Lake Charles radar (KLCH), 132 km from the middle of the area, began a volume at 23:47 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 12:00Z, 11.7 hours before the alert went out and 134 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
- 871 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 480 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 137 m²/s²
- 0-3 km storm-relative helicity
- 152 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.0
The text
As transmitted, in the capitals the NWS used until 2016.
336 WUUS1 KLCH 052346 RRA SVRLCH TXC457-060045- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LAKE CHARLES LA 544 PM CST MON JAN 5 1998 THE NATIONAL WEATHER SERVICE IN LAKE CHARLES LA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 645 PM CST FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHEASTERN TEXAS ...TYLER COUNTY AT 540 PM CST...NEXRAD DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 5 MILES SOUTHWEST OF CHESTER MOVING NORTHEAST AT 20 MPH. THIS STORM WILL MOVE ACROSS NORTHWEST TYLER COUNTY ACROSS CHESTER LIKELY PRODUCING LARGE HAIL. SEVERE THUNDERSTORMS PRODUCE WINDS IN EXCESS OF 60 MPH... DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND TORRENTIAL RAIN. FOR YOUR PROTECTION...SEEK SHELTER IN A STRONG BUILDING. STAY AWAY FROM WINDOWS AND AVOID USING TELEPHONES...COMPUTERS...OR OTHER ELECTRICAL EQUIPMENT UNTIL THE STORM HAS PASSED.
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 5, 1:50 PM CST, 3 hours 54 minutes earlier.
Area forecast discussion, Jan 5, 1:50 PM CST, 3 hours 54 minutes before
SOUTHEAST TEXAS..SOUTHWEST AND CENTRAL LOUISIANA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LAKE CHARLES LA 150 PM CST MON JAN 5 1998 MORE RAIN ON TAP FOR ALREADY SOAKED FA UNFORTUNATELY. FORECAST PROBLEM IS EXACTLY WHEN IT WILL BEGIN AGAIN. BELIEVE SHWRS AND TSTMS WILL DEVELOP LATE THIS EVENING IN TX AS SHRT WV MOVES INTO AREA FROM SW. NEXT PROBLEM IS MOVEMENT OF CF WHICH MODELS DIFFER ON...HAVE DECIDED TO COMPROMISE AS MANUAL PROGS HAVE DONE AND BRING INTO FA TUESDAY EVENING. WILL MOVE SLOWLY DUE TO PARALLEL FLOW ALOFT...AND WILL PROVIDE A FOCUS FOR ADDITIONAL RAINFALL 3RD AND 4TH PDS AS ADDITIONAL SHRT WVS MOVE ACROSS. SUBTROPICAL JET ENERGY BECOMES RE-ESTABLISHED OVR FA TOMORROW AS UPPER LEVEL TROF AMPLIFIES. AMPLE DIFFLUENCE ALOFT TUESDAY NIGHT AHEAD OF FRONT WILL LIKELY PRODUCE ORGANIZED CONVECTION AHEAD OF FRONT WITH SOME STRONG STRMS...BUT FOR NOW WILL FOCUS ON RAINFALL AS THIS IS MAIN THREAT. BEFORE FRONT MOVES THROUGH FORECAST AREA...LIKELY SOMETIME ON WED... MAY SEE SOME TOTALS GREATER THAN 5 INCHES. FLASH FLOOD WATCH SUGGESTED FOR ENTIRE FA TONIGHT AND TUESDAY. DW PTS HAVE RISEN TO NEAR 70 THIS AFT...SO WILL GO WARMER TONIGHT ON LOW TEMPS. 1 BPT 66/70/57/59 7884 LCH 65/70/58/60 7886 LFT 65/71/58/62 7876 AEX 64/69/56/59 7886
Nearby
Severe Thunderstorm Warnings in Texas, 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; radar from the NEXRAD Level II archive.