Alert archive / Louisiana / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 58, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at May 25, 1997, 3:05 PM CDT for Saint Martin Parish, Louisiana. It was in force for 55 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- May 25, 1997, 3:05 PM CDT (20:05 UTC)
- Expired
- May 25, 1997, 4:00 PM CDT
- In force
- 55 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
County Saint Martin Parish, LA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 25, 3:10 PM CDT | Hail 1.75 | Breaux Bridge, LA | Hail as large as golfballs pounded the Breaux Bridge area. |
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 12:00Z, 8.1 hours before the alert went out and 153 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
- 1685 J/kg
- Mixed-layer CIN
- -40 J/kg
- Mixed-layer LCL
- 578 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 219 m²/s²
- 0-3 km storm-relative helicity
- 258 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 8.4
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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 May 25, 2:47 PM CDT, 18 minutes earlier.
Area forecast discussion, May 25, 2:47 PM CDT, 18 minutes before
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</html>In the hours before
Special weather statement, May 25, 12:32 PM CDT, 2 hours 33 minutes before
LAZ053-251930- URBAN AND SMALL STREAM ADVISORY NATIONAL WEATHER SERVICE LAKE CHARLES LA 1233 PM CDT SUN MAY 25 1997 AT 1230 PM...DOPPLER RADAR INDICATED STRONG THUNDERSTORMS CONTINUING OVER NORTHERN PORTIONS OF IBERIA PARISH...MOVING NORTH AT 5 MPH. DOPPLER RADAR ESTIMATES OF UP TO 3 INCHES OF RAINFALL HAVE FALLEN OVER CENTRAL IBERIA PARISH...BETWEEN NEW IBERIA AND JEANERETTE. DUE TO THE SLOW MOVEMENT OF THESE STORMS AND THE VERY HEAVY RAINFALL RATES...LOCALIZED STREET FLOODING WILL CONTINUE FOR THE NEXT HOUR OR TWO. MOTORISTS SHOULD USE CAUTION WHILE TRAVELING...REDUCE SPEED ACCORDINGLY AND DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
Special weather statement, May 25, 12:33 PM CDT, 2 hours 32 minutes before
LAZ053-251930- URBAN AND SMALL STREAM ADVISORY NATIONAL WEATHER SERVICE LAKE CHARLES LA 1233 PM CDT SUN MAY 25 1997 AT 1230 PM...DOPPLER RADAR INDICATED STRONG THUNDERSTORMS CONTINUING OVER NORTHERN PORTIONS OF IBERIA PARISH...MOVING NORTH AT 5 MPH. DOPPLER RADAR ESTIMATES OF UP TO 3 INCHES OF RAINFALL HAVE FALLEN OVER CENTRAL IBERIA PARISH...BETWEEN NEW IBERIA AND JEANERETTE. DUE TO THE SLOW MOVEMENT OF THESE STORMS AND THE VERY HEAVY RAINFALL RATES...LOCALIZED STREET FLOODING WILL CONTINUE FOR THE NEXT HOUR OR TWO. MOTORISTS SHOULD USE CAUTION WHILE TRAVELING...REDUCE SPEED ACCORDINGLY AND DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
Special weather statement, May 25, 12:56 PM CDT, 2 hours 9 minutes before
LAZ053-251930- URBAN AND SMALL STREAM ADVISORY NATIONAL WEATHER SERVICE LAKE CHARLES LA 1233 PM CDT SUN MAY 25 1997 AT 1230 PM...DOPPLER RADAR INDICATED STRONG THUNDERSTORMS CONTINUING OVER NORTHERN PORTIONS OF IBERIA PARISH...MOVING NORTH AT 5 MPH. DOPPLER RADAR ESTIMATES OF UP TO 3 INCHES OF RAINFALL HAVE FALLEN OVER CENTRAL IBERIA PARISH...BETWEEN NEW IBERIA AND JEANERETTE. DUE TO THE SLOW MOVEMENT OF THESE STORMS AND THE VERY HEAVY RAINFALLH RATES...LOCALIZED STREET FLOODING WILL CONTINUE FOR THE NEXT HOUR OR TWO. MOTORISTS SHOULD USE CAUTION WHILE TRAVELING...REDUCE SPEED ACCORDINGLY AND DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 24, 10:02 PM CDT | Severe Thunderstorm Warning | LCH | Lafayette, Vermilion | 58 min |
| May 25, 1:03 PM CDT | Flash Flood Warning | LCH | Iberia | 57 min |
| May 25, 1:52 PM CDT | Flash Flood Warning | LCH | Iberia | 2 hr |
Nearby
Severe Thunderstorm Warnings in Louisiana, 1997Every severe thunderstorm warning in 1997
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.