Alert archive / Louisiana / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 122, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Jun 5, 1998, 7:30 PM CDT for Rapides Parish, Louisiana. It was in force for 60 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
- Jun 5, 1998, 7:30 PM CDT (00:30 UTC)
- Expired
- Jun 5, 1998, 8:30 PM CDT
- In force
- 60 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
County Rapides Parish, LA
The radar
The Ft Polk radar (KPOE), 42 km from the middle of the area, began a volume at 00:32 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 |
|---|---|---|---|
| Jun 5, 7:30 PM CDT | Thunderstorm Wind | Alexandria, 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 5, 6:15 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 00:00Z, 0.5 hours before the alert went out and 263 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
- 293 J/kg
- Mixed-layer CIN
- -319 J/kg
- Mixed-layer LCL
- 1498 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 91 m²/s²
- 0-3 km storm-relative helicity
- 146 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
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 Jun 5, 3:02 PM CDT, 4 hours 28 minutes earlier.
Area forecast discussion, Jun 5, 3:02 PM CDT, 4 hours 28 minutes before
SOUTHEAST TEXAS..SOUTHWEST AND CENTRAL LOUISIANA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LAKE CHARLES LA 302 PM CDT FRI JUN 5 1998 SLOW MOVG CANADIAN COLD FNT FM S CEN TX TO NE ARK MOVG INTO MOIST AND UNSTABLE AMS. LARGE HAIL PRODUCING TSTMS N OF THE FA IN E TX NOW MOVING INTO WRN LA AND WKNG. SKETCHY STLT IMAGERY SHOWING UPSTREAM OUTFLO BNDRY NR CLL. ETA SHOWING A RIGHT REAR QUAD OF AN H3 JETSTREAK OVR THE AREA EARLY THIS EVE...HWVR AREA UNDERGOING NVA FM DEPARTING S/WV AS WELL AS CAPPING. ADDITIONAL CHCS FOR ELEVATED TSTMS TNITE AS ETA SHOWING STG UPR UVV WITH UPR DIFLUENCE LATER TNITE AS WELL AS THETA RDGG AHEAD OF THE CD FNT WHICH SHUD BE IN THE HOU-MLU AREA BY DAYBREAK. WOULD LIKE TO MENTION PSBL SVR TSTMS TNITE DUE TO THE POTENTIAL WHICH EXISTS AS CD FNT MOVES INTO AMS WITH MID LVL INSTABILITY. BLV NGM IS OVERDOING THE POPS TNITE SO WENT WITH SOMEWHAT LWR POPS TNITE DUE TO AFOREMENTIONED EARLY CAPPING AND NVA. SHUD SEE SOME6 CAPPING KEEPING POPS A BIT LWR ON SAT DESPITE THE FNT WHICH STALLS OVR COASTAL WATERS SAT NITE. 11 BPT 74/89/68/91 4202 LCH 75/88/67/89 4202 LFT 74/86/67/89 4212 AEX 75/85/62/88 5100
In the hours before
Local storm report, Jun 5, 6:49 PM CDT, 41 minutes before
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</html>Local storm report, Jun 5, 6:49 PM CDT, 41 minutes before
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</html>Local storm report, Jun 5, 6:49 PM CDT, 41 minutes before
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</html>Nearby
Severe Thunderstorm Warnings in Louisiana, 1998Every severe thunderstorm warning in 1998
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.