Alert archive / Texas / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 45, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Feb 10, 1998, 1:51 PM CST for Orange County, Texas. It was in force for 59 min. 2 reports 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 10, 1998, 1:51 PM CST (19:51 UTC)
- Expired
- Feb 10, 1998, 2:50 PM CST
- In force
- 59 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
County Orange County, TX
The radar
The Lake Charles radar (KLCH), 65 km from the middle of the area, began a volume at 19:53 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Feb 10, 2:00 PM CST | Thunderstorm Wind | Mauriceville, TX | |
| Feb 10, 3:00 PM CST | Hail 1 | Orange, TX |
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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Feb 10, 1:00 PM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 12:00Z, 7.9 hours before the alert went out and 67 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
- 380 J/kg
- Mixed-layer CIN
- -57 J/kg
- Mixed-layer LCL
- 709 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 125 m²/s²
- 0-3 km storm-relative helicity
- 182 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.2
The text
As transmitted, in the capitals the NWS used until 2016.
176 WUUS1 KLCH 101950 RRA SVRLCH TXC361-102050- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LAKE CHARLES LA 151 PM CST TUE FEB 10 1998 THE NATIONAL WEATHER SERVICE IN LAKE CHARLES LA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 250 PM CST FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHEASTERN TEXAS ...ORANGE COUNTY AT 150 PM CST...A LINE OF SEVERE THUNDERSTORMS EXTENDING FROM JASPER TO CHINA WILL REACH ORANGE COUNTY AROUND 200 PM. THIS LINE HAS HAD A HISTORY OF PRODUCING STRONG WINDS IN EXCESS OF 70 MPH. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER... SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. IF A TORNADO APPROACHES YOUR AREA...REMAIN CALM...MOVE TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS...SUCH AS A BATHROOM OR CLOSET. PROTECT YOURSELF FROM FLYING DEBRIS WITH BLANKETS OR PILLOWS. &
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 Feb 10, 9:00 AM CST, 4 hours 51 minutes earlier.
Area forecast discussion, Feb 10, 9:00 AM CST, 4 hours 51 minutes before
SOUTHEAST TEXAS..SOUTHWEST AND CENTRAL LOUISIANA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LAKE CHARLES LA 900 AM CST TUE FEB 10 1998 LUKS LIKE WE COULD BE IN FOR A ROUGH LATE AFTERNOON AND EVENING. VIGOUROUS 5H S/W CURRENTLY MOVING ACROSS WESTERN SECTIONS OF TX WILL PUSH RAPIDLY TO THE EAST TODAY WITH THE HELP OF 100 KT JET. SFC COLD FRONT CURRENTLY ACROSS CENTRAL TX WL PUSH INTO THE THE FA AROUND 00Z WED WITH SFC LOW PUSHING INTO WEST CENTRAL LA. THE AMS WILL CONTINUE TO BECOME MOIST AND UNSTABLE WITH LI VALUES EXPECTED TO BE IN THE -5 TO -10 RANGE AT TIME OF FROPA. THE MAIN THREAT FROM THE THUNDERTORMS WILL BE STRONG DOWNBURST WINDS WITH A 60 KT LOW LEVEL JET SETTING UP ACROSS THE FA AND A NICE DRY SLOT AT 700 MB. WL SEE SOME SUNSHINE TODAY. SO...I WILL BUMP UP HIGH TEMPS FOR TODAY INTO THE LOWER 70S ACROSS SW LA. OTRW...CURRENT FCST LUKS GUD. 10
In the hours before
Special weather statement, Feb 10, 10:20 AM CST, 3 hours 31 minutes before
LAZ027>033-041>045-051>055-TXZ180>182-201-215-216-101900- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LAKE CHARLES LA 1020 AM CST TUE FEB 10 1998 ...TORNADO WATCH IS IN EFFECT UNTIL 400 PM FOR SOUTHEAST TEXAS... ...SEVERE THUNDERSTORMS EXPECTED TO MOVE ACROSS SOUTHWEST... CENTRAL AND SOUTH-CENTRAL LOUISIANA LATE THIS AFTERNOON AND INTO TONIGHT... THE STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH UNTIL 400 PM FOR THE FOLLOWING COUNTIES IN SOUTHEAST TEXAS: TYLER... JASPER...NEWTON...HARDIN...JEFFERSON AND ORANGE AS WELL AS THE ADJACENT COASTAL WATERS. SEVERE THUNDERSTORMS ARE EXPECTED TO DEVELOP ACROSS SOUTHEAST TEXAS THIS AFTERNOON AS A STRONG UPPER LEVEL DISTURBANCE AND ASSOCIATED COLD FRONT MOVE INTO THE AREA. THE THUNDERSTORMS WILL MOVE INTO SOUTHWEST LOUSIANA BY MID AFTERNOON AND EXIT THE EXTREME SOUTH-CENTRAL PORTION OF LOUISIANA BY MIDNIGHT. THE SEVERE THUNDERSTORMS WILL BE CAPABLE OF PRODUCING WIND GUSTS OF 80 MPH...LARGE HAIL AND ISOLATED TORNADOES. RAINFALL AMOUNTS WILL GENERALLY BE AROUND 1 INCH...HOWEVER AMOUNTS OF 3 INCHES WILL BE POSSIBLE. THIS IS A DANGEROUS WEATHER SITUATION. PERSONS IN SOUTHEAST TEXAS... SOUTHERN AND CENTRAL LOUISIANA SHOULD STAY TUNED TO NOAA WEATHER RADIO OR LOCAL TV AND RADIO FOR THE LATEST INFORMATION.
Special weather statement, Feb 10, 10:20 AM CST, 3 hours 31 minutes before
LAZ027>033-041>045-051>055-TXZ180>182-201-215-216-101900- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LAKE CHARLES LA 1020 AM CST TUE FEB 10 1998 ...TORNADO WATCH IS IN EFFECT UNTIL 400 PM FOR SOUTHEAST TEXAS... ...SEVERE THUNDERSTORMS EXPECTED TO MOVE ACROSS SOUTHWEST... CENTRAL AND SOUTH-CENTRAL LOUISIANA LATE THIS AFTERNOON AND INTO TONIGHT... THE STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH UNTIL 400 PM FOR THE FOLLOWING COUNTIES IN SOUTHEAST TEXAS: TYLER... JASPER...NEWTON...HARDIN...JEFFERSON AND ORANGE AS WELL AS THE ADJACENT COASTAL WATERS. SEVERE THUNDERSTORMS ARE EXPECTED TO DEVELOP ACROSS SOUTHEAST TEXAS THIS AFTERNOON AS A STRONG UPPER LEVEL DISTURBANCE AND ASSOCIATED COLD FRONT MOVE INTO THE AREA. THE THUNDERSTORMS WILL MOVE INTO SOUTHWEST LOUSIANA BY MID AFTERNOON AND EXIT THE EXTREME SOUTH-CENTRAL PORTION OF LOUISIANA BY MIDNIGHT. THE SEVERE THUNDERSTORMS WILL BE CAPABLE OF PRODUCING WIND GUSTS OF 80 MPH...LARGE HAIL AND ISOLATED TORNADOES. RAINFALL AMOUNTS WILL GENERALLY BE AROUND 1 INCH...HOWEVER AMOUNTS OF 3 INCHES WILL BE POSSIBLE. THIS IS A DANGEROUS WEATHER SITUATION. PERSONS IN SOUTHEAST TEXAS... SOUTHERN AND CENTRAL LOUISIANA SHOULD STAY TUNED TO NOAA WEATHER RADIO OR LOCAL TV AND RADIO FOR THE LATEST INFORMATION.
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 10, 12:45 PM CST | Severe Thunderstorm Warning | LCH | Hardin, Tyler | 60 min |
| Feb 10, 1:31 PM CST | Severe Thunderstorm Warning | LCH | Jefferson | 59 min |
| Feb 10, 1:34 PM CST | Severe Thunderstorm Warning | LCH | Jasper, Newton | 61 min |
| Feb 10, 2:05 PM CST | Tornado Warning | LCH | Jasper | 35 min |
| Feb 10, 2:25 PM CST | Tornado Warning | LCH | Newton | 35 min |
| Feb 10, 2:38 PM CST | Severe Thunderstorm Warning | LCH | Jefferson | 32 min |
| Feb 10, 2:51 PM CST | Severe Thunderstorm Warning | LCH | Orange | 34 min |
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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.