Alert archive / Texas / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 74, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Feb 26, 1998, 6:16 AM CST for Jasper County, Texas. It was in force for 44 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
- Feb 26, 1998, 6:16 AM CST (12:16 UTC)
- Expired
- Feb 26, 1998, 7:00 AM CST
- In force
- 44 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
County Jasper County, TX
The radar
The Lake Charles radar (KLCH), 104 km from the middle of the area, began a volume at 12:17 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, 0.3 hours before the alert went out and 105 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
- 428 J/kg
- Mixed-layer CIN
- -42 J/kg
- Mixed-layer LCL
- 616 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 263 m²/s²
- 0-3 km storm-relative helicity
- 323 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 4.0
The text
As transmitted, in the capitals the NWS used until 2016.
469 WUUS1 KLCH 261215 RRA SVRLCH TXC241-261300- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LAKE CHARLES LA 616 AM CST THU FEB 26 1998 THE NATIONAL WEATHER SERVICE IN LAKE CHARLES LA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 700 AM CST FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHEASTERN TEXAS ...JASPER COUNTY AT 615 AM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS 20 MILES SOUTHWEST OF JASPER TO 20 MILES WEST OF KIRBYVILLE MOVING NORTHEAST AT 45 MPH. THE COMMUNTIES OF JASPER...TOWN BLUFF...KIRBYVILLE AND MAGNOLIA SPRINGS ARE IN THE PATH OF THIS STORM. EXPECT WIND GUSTS IN EXCESS OF 55 MPH WITH THIS STORM. 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 Feb 26, 2:20 AM CST, 3 hours 56 minutes earlier.
Area forecast discussion, Feb 26, 2:20 AM CST, 3 hours 56 minutes before
SOUTHEAST TEXAS..SOUTHWEST AND CENTRAL LOUISIANA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LAKE CHARLES LA 220 AM CST THU FEB 26 1998 APPROACHING SQUALL LINE WILL AFFECT N PORTIONS OF FA AND MAY BUILD SOUTHWARD AS IT MOVES EAST. ALTHOUGH CURRENT RADAR TRENDS NOT SHOWING ANY SOUTHWARD BUILDING. SVR WIND GUSTS AND SMALL HAIL A POSSIBILITY AS THE LINE MOVES THROUGH. KLCH VWP SHOWING 45 TO 50 KT SE FLOW AT 2 KFT. LATEST SFC ANALYSIS INDICATING DW PTS IN LOWER 60S AHEAD OF LINE...PROVIDING AN ABUNDANCE OF LLM. SFC LOW WILL WORK NE UP TX COAST LATER THIS MORNING AS SFC TROF PUSHES EAST. KHGX RADAR SHOWING SHOWERS AND THUNDERSTORMS BACK TO THE SW BEHIND THE LINE AS ADDITIONAL ENERGY REMAINS BEHIND LEAD SHRT WV. FOR THIS REASON WILL INCLUDE SCT POPS FOR BPT AREA FOR MORN ACTIVITY. IN AGREEMENT WITH 94E...WHICH SHOWS FLASH FLOOD THREAT IN CEN LA AND NORTHWARD WHICH IS IN AXIS OF BEST DYNAMICS COUPLED WITH DEEP MOISTURE. DRYING WILL OCCUR BEHIND SFC TROF LATER THIS AFT. S PORTIONS OF LA WILL LIKELY SEE BEST RAIN CHC LATER IN THE MORNING AS PACIFIC FRONT MOVES THROUGH. HIGH TEMPS SHOULD MAKE IT INTO THE 70S IN BREEZY W FLOW THIS AFT. ANOTHER SFC TROF WILL APPROACH NW PORTIONS OF FA FRIDAY NIGHT AND MAY ACT AS FOCUS FOR A FEW SHWRS IF ENOUGH MOISTURE IS PRESENT. 1 BPT 76/43/65 600 LCH 75/44/64 700 LFT 75/45/64 700 AEX 73/42/64 800
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 26, 1:42 AM CST | Severe Thunderstorm Warning | LCH | Tyler | 63 min |
| Feb 26, 5:59 AM CST | Severe Thunderstorm Warning | LCH | Tyler | 46 min |
| Feb 26, 6:47 AM CST | Severe Thunderstorm Warning | LCH | Newton | 43 min |
| Feb 26, 6:57 AM CST | Severe Thunderstorm Warning | LCH | Jefferson | 58 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.