Alert archive / Texas / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 78, NWS Lake Charles, LA

June 26, 2001Tyler County, Texas

NWS Lake Charles, LA issued this severe thunderstorm warning at Jun 26, 2001, 5:34 PM CDT for Tyler County, Texas. It was in force for 56 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued
Jun 26, 2001, 5:34 PM CDT (22:34 UTC)
Expired
Jun 26, 2001, 6:30 PM CDT
In force
56 min
Issued by
NWS Lake Charles, LA
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Tyler County, TX

The radar

The Lake Charles radar (KLCH), 128 km from the middle of the area, began a volume at 22:35 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, 10.6 hours before the alert went out and 129 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.

Skew-T log-pSkew-T log-p diagram, Lake Charles Mun, LA at 12:00Z on 2001-06-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2097 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lake Charles Mun, LA at 12:00Z on 2001-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 45 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
2097 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
803 m above ground
0-6 km bulk shear
3 kt
0-1 km storm-relative helicity
45 m²/s²
0-3 km storm-relative helicity
99 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS54 KLCH 262235
SVRLCH

TXC457-262330-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
534 PM CDT TUE JUN 26 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  TYLER COUNTY IN SOUTHEAST TEXAS

* UNTIL 630 PM CDT

* AT 530 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER WARREN...MOVING NORTHEAST AT 5 MPH.

* THIS STORM WILL BE NEAR...
  IVANHOE BY 605 PM CDT
  HILLISTER BY 610 PM CDT
  WOODVILLE BY 630 PM CDT

SEVERE THUNDERSTORMS PRODUCE WINDS IN EXCESS OF 60 MPH...DESTRUCTIVE
HAIL...DEADLY LIGHTNING AND TORRENTIAL RAIN.

CALL 337-477-5285 TO UREPORT SEVERE WEATHER TO THE WEATHER SERVICE.

LAT...LON 3062 9455 3053 9438 3071 9414 3095 9428

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 Jun 26, 3:00 PM CDT, 2 hours 34 minutes earlier.

Area forecast discussion, Jun 26, 3:00 PM CDT, 2 hours 34 minutes before
SOUTHWEST LOUISIANA AND SOUTHEAST TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
300 PM CDT TUE JUN 26 2001

AN UPPER LEVEL LOW PRESSURE SYSTEM OVER KENTUCKY IS SLOWLY
RETROGRADING WEST AND WILL CONTINUE TO CAUSE A NORTHWEST FLOW
ABOVE 15 THSD FEET IN SOUTHWEST LOUISIANA AND SOUTHEAST TEXAS.  THE
LCH SOUNDING SHOWS A PRECIP WATER OF 1.40 AND A CAPE OF 3655.  THIS
WILL CONTINUE TOMORROW AND THURSDAY CAUSING SCATTERED SHOWERS AND
THUNDERSTORMS ONCE AGAIN...ESPECIALLY ALONG THE SEA BREEZE FRONT.
THE WINDS SHOULD INCREASE ENOUGH OVER THE AREA TO DECREASE THE CHANCE
FOR FOG TONIGHT AND ALSO CAUSE SHOWERS AND THUNDERSTORMS TO MOVE A
LITTLE FARTHER NORTH.  TEMPERATURES WILL REMAIN NEAR NORMAL FOR THIS
TIME OF YEAR WITH AMPLE AMOUNT OF SUNSHINE.

MARINE...BOY035 SHOWED A  SOUTHEAST WIND AT 7 MPH AND 2 FOOT SEAS.
LITTLE MORE WIND AT NIGHT IS EXPECTED WITH LIGHT WINDS DURING THE
DAY.  SEAS SHOULD REMAIN ABOUT THE SAME FOR THE NEXT FEW DAYS.

EXTENDED...A SOUTH TO SOUTHEAST WIND WILL PREVAIL CAUSING SCATTERED
SHOWERS OR THUNDERSTORMS ALONG THE SEAS BREEZE FRONT TO CONTINUE
THROUGH THE WEEKEND.  WINDS AND SEAS WILL REMAIN LIGHT OVER THE
COASTAL WATERS THROUGH THE BEGINNING OF NEXT WEEK.

.PREVIOUS NUMBERS...
AEX 71/89/70/89/71 23242
BPT 71/89/72/88/73 13141
LCH 72/88/72/88/72 14141
LFT 72/88/72/89/73 15151

.LCH...NONE.

55

The office that day

Everything else NWS Lake Charles, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 26, 3:35 PM CDTSevere Thunderstorm WarningLCHJefferson, Orange55 min

Nearby

Severe Thunderstorm Warnings in Texas, 2001Every severe thunderstorm warning in 2001

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.