Alert archive / Texas / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 39, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Jan 26, 1998, 6:51 AM CST for Jefferson County, Orange County, Texas. It was in force for 64 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 26, 1998, 6:51 AM CST (12:51 UTC)
- Expired
- Jan 26, 1998, 7:55 AM CST
- In force
- 64 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
Counties Jefferson County, TX, Orange County, TX
The radar
The Lake Charles radar (KLCH), 79 km from the middle of the area, began a volume at 12:51 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, 0.9 hours before the alert went out and 81 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
- 10 J/kg
- Mixed-layer CIN
- -154 J/kg
- Mixed-layer LCL
- 469 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 316 m²/s²
- 0-3 km storm-relative helicity
- 331 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.4
The text
As transmitted, in the capitals the NWS used until 2016.
986 WUUS1 KLCH 261254 RRA SVRLCH GMZ450-TXC245-351-361-261355- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LAKE CHARLES LA 651 AM CST MON JAN 26 1998 THE NATIONAL WEATHER SERVICE IN LAKE CHARLES LA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 755 AM CST FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHEASTERN TEXAS ...JEFFERSON COUNTY ...SOUTHERN NEWTON COUNTY ...ORANGE COUNTY AND ADJACENT COASTAL WATERS AT 648 AM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS THAT EXTENDED FROM 10 MILES NORTHWEST OF DEWEYVILLE TO NEAR NOME. MOVEMENT WAS TO THE EAST AT 30 MPH. THESE STORMS HAVE A HISTORY OF PRODUCING DIME SIZE 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 26, 2:42 AM CST, 4 hours 9 minutes earlier.
Area forecast discussion, Jan 26, 2:42 AM CST, 4 hours 9 minutes before
SOUTHEAST TEXAS..SOUTHWEST AND CENTRAL LOUISIANA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LAKE CHARLES LA 242 AM CST MON JAN 26 1998 VIGOROUS 5H S/W WILL SWEEP ACROSS THE LOWER MS VALLEY TODAY AS 90 KT 3H JET MAX DIVES ACROSS THE SOUTHERN PLAINS INTO THE LOWER MS VALLEY. THIS WILL CREATE STRONG UPPER LEVEL DIFFLUENCE ACROSS THE AREA THIS MORNING AND EARLY AFTERNOON. AT 08Z SFC COLD FRONT WAS MOVING ACROSS CENTRAL TX WITH PREFRONTAL TROF JUST OUT AHEAD OF IT. EXPECT COLD FRONT TO PUSH INTO EXTREME SOUTHEAST TEXAS AROUND 18Z AND EXIT THE SE PORTION OF THE FA BY 03Z TUESDAY. WITH STRONG UVV BEING PRODUCED BY THE UPPER LEVEL DYNAMICS AND WITH AMS BECOMING INCREASINGLY UNSTABLE...THERE WILL BE THE POSSIBLITY OF SOME STRONG THUNDERSTORMS. WOULD NOT RULE OUT AN ISOLATED SVR TSRA WITH LIS FORECASTED TO FALL TO AROUND -5 ACROSS SOUTHERN LA BY AFTERNOON. AFTER FROPA...SKIES WILL CLR OUT RATHER NICELY. 10 LCH 61/45/65 800 AEX 57/41/63 800 LFT 60/44/63 800 BPT 63/44/66 800
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 26, 5:18 AM CST | Severe Thunderstorm Warning | LCH | Hardin | 27 min |
| Jan 26, 6:15 AM CST | Severe Thunderstorm Warning | LCH | Hardin | 30 min |
| Jan 26, 6:51 AM CST | Severe Thunderstorm Warning | LCH | Newton | 64 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.