Alert archive / Texas / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 154, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Nov 26, 2001, 3:09 PM CST for Jasper County, Tyler County, Texas. It was in force for 66 min. 1 report came from 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, with what was reported inside it.
The facts
- Issued
- Nov 26, 2001, 3:09 PM CST (21:09 UTC)
- Expired
- Nov 26, 2001, 4:15 PM CST
- In force
- 66 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Jasper County, TX, Tyler County, TX
The radar
The Ft Polk radar (KPOE), 107 km from the middle of the area, began a volume at 21:10 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Nov 26, 3:30 PM CST | Hail 0.75 | Spurger, 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.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Nov 26, 2:30 PM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 12:00Z, 9.2 hours before the alert went out and 112 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
- 1330 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 488 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 140 m²/s²
- 0-3 km storm-relative helicity
- 179 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.1
The text
As transmitted, in the capitals the NWS used until 2016.
169 WUUS54 KLCH 262112 SVRLCH TXC241-457-262215- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LAKE CHARLES LA 309 PM CST MON NOV 26 2001 THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... JASPER COUNTY IN SOUTHEAST TEXAS TYLER COUNTY IN SOUTHEAST TEXAS * UNTIL 415 PM CST * AT 308 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 17 MILES SOUTHEAST OF WOODVILLE NEAR SPURGER...MOVING NORTHEAST AT 20 MPH. * THIS STORM WILL BE NEAR... MT. UNION BY 325 PM CST MAGNOLIA SPRINGS BY 330 PM CST ROGANVILLE BY 350 PM CST JASPER BY 355 PM CST HOLLY SPRINGS BY 405 PM CST SEVERE THUNDERSTORMS PRODUCE WINDS IN EXCESS OF 60 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING AND TORRENTIAL RAIN. A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CST MONDAY EVENING FOR SOUTHWESTERN LOUISIANA AND SOUTHEAST TEXAS. CALL 337-477-5285 TO REPORT SEVERE WEATHER TO THE WEATHER SERVICE. LAT...LON 3107 9391 3077 9387 3056 9415 3067 9429
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 Nov 26, 2:16 PM CST, 53 minutes earlier.
Area forecast discussion, Nov 26, 2:16 PM CST, 53 minutes before
SOUTHWEST LOUISIANA AND SOUTHEAST TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE LAKE CHARLES LA 216 PM CST MON NOV 26 2001 EARLY THIS AFTERNOON...SCATTERED SHOWERS AND THUNDERSTORMS HAVE DEVELOPED ACROSS REGION NORTH OF INTERSTATE 10 IN VICINITY OF THETA-E RIDGE...AND ALONG 8H CONVERGENT AXIS WELL DEPICTED BY AVN. MODEL OF CHOICE TODAY WILL CONTINUE TO BE AVN...PICKING UP ON ONGOING PRECIPITATION PATTERN...MISSED BY OTHER MODELS. UNSETTLED WEATHER PATTERN ON TAP THROUGH WEDNESDAY. 1000 MB SURFACE LOW CURRENTLY LOCATED ALONG EAST KANSAS/NEBRASKA BORDER WITH ASSOCIATED COLD FRONT EXTENDING SOUTH THROUGH KANSAS AND OKLAHOMA... ARCING SOUTHWEST INTO CENTRAL TEXAS. WARM FRONT NOW WELL NORTH OF THE FCST AREA FOLLOWED BY DEW POINTS IN THE LOW 70S. INTERESTING NOTE...DEW POINTS FELL IN THE MID 30S YESTERDAY THROUGH THE AFTERNOON HOURS...SO WE HAVE EFFECTIVELY SEEN A RISE OF 35 DEW POINT DEGREES PLUS OVER 24 HOURS. FRONT MOVES INTO A SHREVEPORT TO HOUSTON LINE TOWARD MIDNIGHT... FROM JACKSON TO BEAUMONT BY NOON TUESDAY...THEN STALLS IN THIS REGION. EXPECTING CURRENT SCATTERED PRECIPITATION TO BECOME MORE WIDESPREAD THROUGH THE NIGHT AS CONVERGENCE AND LIFT INCREASES AS BOUNDARY MOVES INTO REGION. SURFACE BASED CONVECTIVE ACTIVITY WILL BE PREVALENT ALONG AND AHEAD OF FRONT...OVERRUNNING TYPE SITUATION BEHIND WITH ELEVATED THUNDERSTORMS. EXPECTING A VERY SOGGY TUESDAY WITH FRONT BISECTING AREA AND INCREASING MID AND UPPER LEVEL MOISTURE FLOWING INTO REGION AS ASSOCIATED WINDS BECOMES MORE SOUTHERLY WITH MID CONUS TROF DIGGING. WITH DEEP MOISTURE IN PLACE...WILL SEE WIDESPREAD RAINS IN A 2 TO 3 INCH RANGE WITH ISOLATED HIGHER AMOUNTS. ADDITIONALLY... EXPECTING INCREASED UPPER LEVEL SUPPORT WITH RRQ OF MID CONUS TROF APPROACHING AND ASSOCIATED DIVERGENCE. WITH ALL THIS SAID...WILL MAKE MENTION OF POSSIBILITY OF SEVERE AND HEAVY RAINS. FRONT LINGERS INTO REGION WEDNESDAY WITH AVN CONTINUING TO FORM SURFACE LOW OVER SOUTH TEXAS...TRACKING NORTHEAST INTO COASTAL LOUISIANA. WILL THEREFORE CONTINUE HEAVY RAINFALL POTENTIAL. MID LEVEL TROF AXIS MOVES ACROSS REGION EARLY THURSDAY BRINGING A DRYING NORTHWEST FLOW AND ROUND OF UNSEASONABLY COOL TEMPERATURES. .PRELIMINARY NUMBERS... AEX 59/63/54/60/40/55/32 6999300 BPT 65/70/57/60/37/56/37 6999300 LCH 67/71/61/65/40/56/36 6999300 LFT 68/74/66/70/50/56/36 6999300 .LCH...NONE. MARCOTTE
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 26, 4:41 PM CST | Tornado Warning | LCH | Jasper, Tyler | 64 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.