Alert archive / Texas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 40, NWS Lake Charles, LA

March 21, 2000Jasper County, Newton County, Texas

NWS Lake Charles, LA issued this severe thunderstorm warning at Mar 21, 2000, 1:22 PM CST for Jasper County, Newton County, Texas. It was in force for 38 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
Mar 21, 2000, 1:22 PM CST (19:22 UTC)
Expired
Mar 21, 2000, 2:00 PM CST
In force
38 min
Issued by
NWS Lake Charles, LA
Area
Whole counties

Counties Jasper County, TX, Newton County, TX

The radar

The Lake Charles radar (KLCH), 96 km from the middle of the area, began a volume at 19:25 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, 7.4 hours before the alert went out and 97 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 2000-03-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°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 2000-03-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 144 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1393 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
144 m²/s²
0-3 km storm-relative helicity
181 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 211924
SVRLCH
TXC241-351-212000-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
122 PM CST TUE MAR 21 2000

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  JASPER COUNTY IN SOUTHEAST TEXAS
  NEWTON COUNTY IN SOUTHEAST TEXAS

* UNTIL 200 PM

* AT 120 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER NORTHEASTERN JASPER COUNTY...MOVING
  NORTHEAST AT 20 MPH.

* THIS STORM WILL BE NEAR...
  HARRISBURY BY 130 PM
  BROWNDELL BY 140 PM
  
SEVERE THUNDERSTORMS PRODUCE WINDS IN EXCESS OF 60 MPH...DESTRUCTIVE
HAIL...DEADLY LIGHTNINGf AND TORRENTIAL RAIN.

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

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 Mar 21, 11:25 AM CST, 1 hour 57 minutes earlier.

Area forecast discussion, Mar 21, 11:25 AM CST, 1 hour 57 minutes before
SOUTHEAST TEXAS AND SOUTHWEST LOUISIANA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1125 AM CST TUE MAR 21 2000

QUICK UPDATE...

RADAR SHOWS A LITTLE MORE ACTIVITY THAN FIRST THOUGHT OVER SOUTHEAST
TEXAS. ALSO...CELLS DEVELOPING IN SOUTHWEST LOUISIANA. WILL UPDATE
ZONES TO BUMP UP POPS IN SOUTHEAST TEXAS AND ADD TO SOUTHWEST
LOUISIANA.

7-RUA

.LCH...
LA...NONE.
TX...NONE.

UPDATED NUMBERS...
AEX 75/55/78/58 2001
BPT 75/61/78/63 3011
LCH 75/60/78/62 2001
LFT 75/59/78/61 0001

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 21, 1:28 PM CSTSevere Thunderstorm WarningLCHTyler62 min

Nearby

Severe Thunderstorm Warnings in Texas, 2000Every severe thunderstorm warning in 2000

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.