Alert archive / Louisiana / Severe Thunderstorm Warnings in 2003
Severe Thunderstorm Warning 8, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Mar 12, 2003, 5:31 PM CST for Avoyelles Parish, Louisiana. It was in force for 59 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Mar 12, 2003, 5:31 PM CST (23:31 UTC)
- Expired
- Mar 12, 2003, 6:30 PM CST
- In force
- 59 min
- Issued by
- NWS Lake Charles, LA
- Area
- Counties, with a storm outline in the text
County Avoyelles Parish, LA
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 nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 12:00Z, 11.5 hours before the alert went out and 163 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
- 596 J/kg
- Mixed-layer CIN
- -142 J/kg
- Mixed-layer LCL
- 456 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 73 m²/s²
- 0-3 km storm-relative helicity
- 96 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
984 WUUS54 KLCH 122331 SVRLCH LAC009-130030- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LAKE CHARLES LA 530 PM CST WED MAR 12 2003 THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... AVOYELLES PARISH IN CENTRAL LOUISIANA * UNTIL 630 PM CST * AT 523 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 3 MILES SOUTHEAST OF EFFIE...MOVING NORTHEAST AT 20 MPH. * THIS STORM WILL BE NEAR... BROUILLETTE BY 545 PM SEVERE THUNDERSTORMS PRODUCE WINDS IN EXCESS OF 60 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING AND TORRENTIAL RAIN. HAIL TO THE SIZE OF GOLF BALLS CAN BE EXPECTED. CALL 337-477-5285 TO REPORT SEVERE WEATHER TO THE WEATHER SERVICE. LAT...LON 3123 9222 3108 9211 3127 9183 3134 9203 $$ 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 Mar 12, 12:45 PM CST, 4 hours 46 minutes earlier.
Area forecast discussion, Mar 12, 12:45 PM CST, 4 hours 46 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LAKE CHARLES LA 12:45 PM CST WED MAR 12 2003 .TONIGHT... A FEW EVENING SHOWERS OR THUNDERSTORMS ARE EXPECTED. OTHERWISE, THE OVERNIGHT MINIMUMS WILL BE RUNNING ABOUT 10 F DEGREES ABOVE THE BENCHMARK NORMALS. ALSO, FOG WILL BE A PROBLEM. THE MESO-ETA COMPUTES A COASTAL FRONT FORMING OVERNIGHT. ACCUMULATING GULF MOISTURE WILL SUSTAIN AREAS OF FOG OVER THE COASTAL MARSHES AND I-10 PRAIRIES, PATCHY FOG FURTHER NORTH OVER THE LAKES AND PINEY HILLS REGIONS. .THURSDAY... THE MESO-ETA MODEL DEPICTS THE COASTAL FRONT ADVANCING NORTH AND STALLING OVER THE PINEY HILLS AND LAKES REGIONS. THIS INTERFACE WILL PERSIST INTO THE AFTERNOON HOURS. MEANWHILE, THE AVN MODEL COMPUTES SIGNIFICANT KINEMATIC AND QUASI -GEOSTROPHIC OMEGAS OVER THE AFORMENTIONED INTERFACE. SHOWERS OR THUNDERSTORMS SEEM LIKELY. WITH PRECIPITABLE WATER AT 170 PERCENT OF NORMAL, I WILL INSERT RAIN HEAVY AT TIMES INTO PACKAGE. .THURSDAY NIGHT... SCATTERED EVENING SHOWERS OR THUNDERSTORMS ARE EXPECTED. OTHERWISE, PATCHY RADIATION FOG, DENSE AT TIMES, WILL BE A PROBLEM. .LCH...NONE. .PRELIMINARY NUMBERS... AEX 58/79/56/78/55/79 263330 BPT 62/77/60/79/59/80 263320 LCH 61/77/59/80/58/80 263320 LFT 60/77/59/78/57/79 263330 TRARES
Hazardous weather outlook, Mar 12, 4:00 AM CST, 13 hours 31 minutes before
LAZ027>033-041>045-051>055-TXZ180>182-201-215-216-131100- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LAKE CHARLES LA 400 AM CST WED MAR 12 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST TEXAS...CENTRAL... SOUTH-CENTRAL AND SOUTHWEST LOUISIANA. .DAY ONE...TODAY AND TONIGHT... A MOIST AND UNSTABLE AIRMASS...COMBINED WITH DAYTIME HEATING WILL PRODUCE SCATTERED MAINLY AFTERNOON SHOWERS AND THUNDERSTORMS. AT THIS TIME NO SEVERE WEATHER IS EXPECTED. LIGHT WINDS AND HIGH MOISTURE VALUES AT THE SURFACE WILL BRING THE CHANCE FOR FOG DURING THE OVERNIGHT. FOG MAY BECOME DENSE AT TIMES... ESPECIALLY NEAR THE COAST. .DAY TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY... NO SIGNIFICANT CHANGE IN THE WEATHER PATTERN IS EXPECTED THROUGH THE WEEKEND. THERE WILL BE A CHANCE OF MAINLY AFTERNOON SHOWERS AND THUNDERSTORMS THROUGHOUT THE PERIOD. RIVER FLOODING WILL CONTINUE AT SOME GAUGE SITES. THOSE WITH INTERESTS NEAR AREA RIVERS SHOULD MONITOR THE LATEST FLOOD STATEMENTS. .SPOTTER INFORMATION STATEMENT... STORM SPOTTER ACTIVATION IS NOT EXPECTED. RUA
In the hours before
Local storm report, Mar 12, 3:05 PM CST, 2 hours 26 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES, LA
305 PM CST WED MAR 12 2003
TIME(CST) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0302 PM ALEXANDRIA LA .75 INCH HAIL
03/12/03 RAPIDES HAIL COVERING THE GROUND
ABOUT 2 INCHES DEEP
FNLocal storm report, Mar 12, 3:14 PM CST, 2 hours 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES, LA
314 PM CST WED MAR 12 2003
TIME(CST) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0308 PM PINEVILLE LA 1.00 INCH HAIL
03/12/03 RAPIDES GOLFBALL HAIL REPORTED BY
CLECO POWER COMPANY
0310 PM PINEVILLE LA 2.75 INCH HAIL
03/12/03 RAPIDES BASEBALL SIZE HAIL
REPORTED BY RAPIDES 911.
FNLocal storm report, Mar 12, 3:19 PM CST, 2 hours 12 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES, LA
319 PM CST WED MAR 12 2003
TIME(CST) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0314 PM PINEVILLE LA 1.75 INCH HAIL
03/12/03 RAPIDES GOLFBALL HAIL AND LOTS OF
BROKEN CAR WINDOWS
0317 PM PINEVILLE LA 2.75 INCH HAIL
03/12/03 RAPIDES BASEBALL SIZE HAIL AND CAR
WINDOWS BROKEN. REPORTED BY
PUBLIC.
FNLocal storm report, Mar 12, 3:55 PM CST, 1 hour 36 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES, LA
355 PM CST WED MAR 12 2003
TIME(CST) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0336 PM PINEVILLE LA 1.75 INCH HAIL
03/12/03 RAPIDES GOLFBALL HAIL IN PINEVILLE
REPORTED BY PUBLIC
FNThe office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 12, 2:50 PM CST | Severe Thunderstorm Warning | LCH | Rapides | 40 min |
| Mar 12, 3:32 PM CST | Severe Thunderstorm Warning | LCH | Rapides | 28 min |
Nearby
Severe Thunderstorm Warnings in Louisiana, 2003Every severe thunderstorm warning in 2003
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.