Alert archive / Texas / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 11, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Apr 8, 2002, 1:47 AM CDT for Hardin County, Jasper County, Tyler County, Texas. It was in force for 58 min. 3 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Apr 8, 2002, 1:47 AM CDT (06:47 UTC)
- Expired
- Apr 8, 2002, 2:45 AM CDT
- In force
- 58 min
- Issued by
- NWS Lake Charles, LA
- Area
- Counties, with a storm outline in the text
Counties Hardin County, TX, Jasper County, TX, Tyler County, TX
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 8, 2:03 AM CDT | Thunderstorm Wind | Countywide, TX | |
| Apr 8, 2:15 AM CDT | Hail 0.75 | Evadale, TX | |
| Apr 8, 2:17 AM CDT | Thunderstorm Wind | Buna, 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.
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 8, 1:15 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 00:00Z, 6.8 hours before the alert went out and 123 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
- 645 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 735 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 115 m²/s²
- 0-3 km storm-relative helicity
- 193 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 2.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KLCH 080647 SVRLCH TXC199-241-457-080745- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LAKE CHARLES LA 147 AM CDT MON APR 8 2002 THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... JASPER COUNTY IN SOUTHEAST TEXAS TYLER COUNTY IN SOUTHEAST TEXAS HARDIN COUNTY IN SOUTHEAST TEXAS * UNTIL 245 AM CDT * AT 147 AM CDT...DOPPLER RADAR INDICATED SEVERE THUNDERSTORMS 18 MILES SOUTHWEST OF JASPER...MOVING NORTHEAST AT 20 MPH. * THIS STORM WILL BE NEAR... JASPER BY 225 AM CDT KOUNTZE BY 240 AM CDT SEVERE THUNDERSTORMS PRODUCE WINDS IN EXCESS OF 60 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING AND TORRENTIAL RAIN. CALL 337-477-5285 TO REPORT SEVERE WEATHER TO THE WEATHER SERVICE. LAT...LON 3093 9451 3016 9460 3034 9392 3113 9394 K. KUYPER
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 Apr 7, 8:54 PM CDT, 4 hours 53 minutes earlier.
Area forecast discussion, Apr 7, 8:54 PM CDT, 4 hours 53 minutes before
SOUTHWEST LOUISIANA AND SOUTHEAST TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
854 PM CDT SUN APR 7 2002
IR SAT PIX SHOWS LARGE MCS OVER CEN TX...MOVING EAST. RADARS INDICATE
A LINE OF STRONG TO SEVERE STORMS FROM DALLAS TO SAN ANTONIO....WITH
A NEW MCC AND LINE OF STORMS DEVELOPING ACROSS NORTHEAST TEXAS FROM
PALESTINE TO TEXARKANA.
TEMPS STILL RUNNING IN LOWER 70S AREAWIDE...WITH STRONG SOUTHEAST
WINDS IN THE 15 TO 20 KT RANGE STILL. WILL BE TWEAKING THE ZONES
WITH WORDING...TO MENTION PRECIP CHANCES INCREASING TOWARDS
MORNING...AND POSSIBILITY OF SEVERE STORMS. 15
.PRELIMINARY NUMBERS...
MO TU WE M T W
AEX 67/73 62/79 58/79 59431-
BPT 70/76 64/81 60/81 682---
LCH 69/75 64/81 60/81 5821--
LFT 68/74 64/81 63/81 38531-
.LCH...SMALL CRAFT ADVISORY...GMZ450 455 470 475...ATCHAFALAYA RIVER
LOUISIANA TO HIGH ISLAND TEXAS.The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 8, 2:47 AM CDT | Severe Thunderstorm Warning | LCH | Jasper, Jefferson, Orange | 58 min |
| Apr 8, 2:49 AM CDT | Severe Thunderstorm Warning | LCH | Newton | 56 min |
| Apr 8, 2:50 AM CDT | Severe Thunderstorm Warning | LCH | Jasper, Jefferson, Orange | 55 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2002Every severe thunderstorm warning in 2002
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.