Alert archive / Louisiana / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 100, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Jul 5, 2001, 7:31 PM CDT for Allen Parish, Louisiana. It was in force for 29 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
- Jul 5, 2001, 7:31 PM CDT (00:31 UTC)
- Expired
- Jul 5, 2001, 8:00 PM CDT
- In force
- 29 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Allen Parish, LA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 5, 7:40 PM CDT | Hail 0.75 | Oakdale, LA |
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 nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 00:00Z, 0.5 hours before the alert went out and 95 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
- 2646 J/kg
- Mixed-layer CIN
- -15 J/kg
- Mixed-layer LCL
- 1098 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 12 m²/s²
- 0-3 km storm-relative helicity
- 11 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KLCH 060032 SVRLCH LAC003-060100- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LAKE CHARLES LA 731 PM CDT THU JUL 5 2001 THE NATIONAL WEATHER SERVICE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... ALLEN PARISH IN SOUTHWEST LOUISIANA * UNTIL 800 PM CDT * AT 729 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 2 MILES NORTHEAST OF OAKDALE...STATIONARY. * THIS STORM WILL BE NEAR... OAKDALE BY 745 PM 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 3090 9259 3089 9266 3079 9274 3065 9261
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 Jul 5, 2:02 PM CDT, 5 hours 29 minutes earlier.
Area forecast discussion, Jul 5, 2:02 PM CDT, 5 hours 29 minutes before
SOUTHWEST LOUISIANA AND SOUTHEAST TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
202 PM CDT THU JUL 5 2001
MASSIVE HIGH PRESSURE RIDGE CENTERED OVER COLORADO AND RIDGING INTO
NORTHEAST TEXAS PROVIDING SUBSIDENCE PER MOISTURE CHANNEL IMAGERY
OVER THE CENTRAL GULF COAST REGION. STAYED WITH AVN WHICH SEEMS TO
BETTER REFLECT SUBSIDENT CONDITIONS WITH WARMER H8 TEMPS AND HAS
INITIALIZED THE ARKANSAS VORT CENTER FAIRLY WELL.
WENT LOWER THAN GUIDANCE POPS TONIGHT WITH NVA FROM THE NORTHEAST
PUTTING AN EARLY END TO THE SEABREEZE CONVECTION LATE THIS
AFTERNOON. AN UNUSUAL JETSTREAK IN NORTHEASTERLY FLOW AROUND THE
AFOREMENTIONED HIGH PUTS AREA IN FAVORABLE LEFT FRONT QUADRANT ON
FRIDAY. WITH ADDITIONAL MOISTURE ADVECTING FROM THE SOUTHEAST...
WENT HIGHER ON POPS FOR AEX AND LFT. COULD SEE HEAT INDICES
APPROACHING 110F FOR BOTH LOCATIONS WITH ANOTHER DAY OF GOOD
SUBSIDENCE. WILL LET THE NIGHT CREW TAKE ANOTHER LOOK WITH THE
NEXT RUN AND POSSIBLY ISSUE A HEAT ADVISORY. REMAINDER OF THE AREA
WILL SEE STAGNANT AIR WITH HEAT INDICES REACHING 105F...WITH SOME
RELIEF FROM THE SEABREEZE FOR BPT AND LCH KEEPING TEMPS SLIGHTLY
LOWER THAN GUIDANCE. SATURDAY WILL SEE A REPEAT. TEMPS AT AEX AND
LFT SHOULD HOLD JUST BELOW RECORD LEVELS.
...EXTENDED...MASSIVE RIDGE HOLDS SWAY OVER SOUTHERN ROCKIES AND
SOUTHERN PLAINS ON MRF WELL INTO NEXT WEEK. PRECIP CHANCES WILL BE
LIMITED TO WEAK SHORT WAVES IN NWLY FLOW AND SEABREEZE ACTIVITY
NEAR THE COAST. TEMPS WILL REMAIN ABOVE NORMAL.
.LCH...LA NONE.
TX OZONE ACTION DAY...TXZ201-215-216.
.PRELIMINARY NUMBERS...
BPT 75/93/75/92/76 02032
LCH 75/93/73/91/76 02032
LFT 75/97/74/9K6/76 03031
AEX 72/97/72/96/76 03001
11-SWEENEYThe office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 6, 4:39 PM CDT | Severe Thunderstorm Warning | LCH | Calcasieu, Cameron | 66 min |
| Jul 6, 5:16 PM CDT | Severe Thunderstorm Warning | LCH | Rapides | 44 min |
| Jul 6, 6:23 PM CDT | Severe Thunderstorm Warning | LCH | Avoyelles | 67 min |
Nearby
Severe Thunderstorm Warnings in Louisiana, 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.