Alert archive / Louisiana / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 211, NWS New Orleans, LA

May 9, 1995Saint Tammany Parish, Louisiana

NWS New Orleans, LA issued this severe thunderstorm warning at May 9, 1995, 12:36 AM CDT for Saint Tammany Parish, Louisiana. It was in force for 69 min.

The area

The counties it named.

The facts

Issued
May 9, 1995, 12:36 AM CDT (05:36 UTC)
Expired
May 9, 1995, 1:45 AM CDT
In force
69 min
Issued by
NWS New Orleans, LA
Area
Whole counties

County Saint Tammany Parish, LA

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 5.6 hours before the alert went out and 30 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.

Skew-T log-pSkew-T log-p diagram, Slidell Radar S, LA at 00:00Z on 1995-05-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2084 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Slidell Radar S, LA at 00:00Z on 1995-05-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 229 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
2084 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
597 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
229 m²/s²
0-3 km storm-relative helicity
229 m²/s²
Significant tornado parameter
3.3
Supercell composite
15.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

Everything else NWS New Orleans, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 8, 7:27 PM CDTSevere Thunderstorm WarningLIXLafourche, Saint Charles63 min
May 8, 7:27 PM CDTSevere Thunderstorm WarningLIXTerrebonne63 min
May 8, 10:44 PM CDTSevere Thunderstorm WarningLIXOrleans, Saint Bernard61 min
May 8, 11:22 PM CDTFlash Flood WarningLIXLafourche, Terrebonne2 hr
May 8, 11:43 PM CDTSevere Thunderstorm WarningLIXSaint Tammany62 min
May 8, 11:43 PM CDTSevere Thunderstorm WarningLIXOrleans62 min
May 8, 11:50 PM CDTFlash Flood WarningLIXJefferson, Saint Charles4 hr
May 8, 11:50 PM CDTFlash Flood WarningLIXOrleans, Plaquemines, Saint Bernard4 hr
May 9, 3:19 AM CDTFlash Flood WarningLIXSaint Tammany4 hr
May 9, 4:29 AM CDTSevere Thunderstorm WarningLIXSaint Tammany61 min
May 9, 7:08 AM CDTFlash Flood WarningLIXSaint Tammany4 hr
May 9, 7:21 AM CDTFlash Flood WarningLIXOrleans, Plaquemines, Saint Bernard4 hr
May 9, 7:21 AM CDTFlash Flood WarningLIXJefferson, Saint Charles4 hr
May 9, 10:55 AM CDTFlash Flood WarningLIXSaint Tammany3 hr
May 9, 11:20 AM CDTFlash Flood WarningLIXJefferson, Saint Charles4 hr
May 9, 11:20 AM CDTFlash Flood WarningLIXOrleans4 hr
May 9, 12:12 AM CDTTornado WarningLIXHancock48 min
May 9, 12:25 AM CDTFlash Flood WarningLIXHancock4 hr
May 9, 1:00 AM CDTSevere Thunderstorm WarningLIXHancock, Harrison60 min
May 9, 1:51 AM CDTFlash Flood WarningLIXHancock, Harrison, Pearl River4 hr
May 9, 1:59 AM CDTSevere Thunderstorm WarningLIXHarrison61 min
May 9, 2:36 AM CDTSevere Thunderstorm WarningLIXPearl River69 min
May 9, 3:42 AM CDTSevere Thunderstorm WarningLIXHancock, Harrison63 min
May 9, 4:34 AM CDTTornado WarningLIXHarrison56 min
May 9, 5:17 AM CDTSevere Thunderstorm WarningLIXHarrison58 min
May 9, 5:31 AM CDTFlash Flood WarningLIXHancock, Harrison, Pearl River4 hr
May 9, 5:53 AM CDTSevere Thunderstorm WarningLIXJackson67 min
May 9, 6:22 AM CDTSevere Thunderstorm WarningLIXHarrison68 min
May 9, 6:51 AM CDTSevere Thunderstorm WarningLIXJackson69 min
May 9, 7:28 AM CDTSevere Thunderstorm WarningLIXHarrison, Jackson62 min
May 9, 9:03 AM CDTTornado WarningLIXJackson27 min
May 9, 9:33 AM CDTTornado WarningLIXHarrison, Jackson57 min
May 9, 9:50 AM CDTFlash Flood WarningLIXHancock, Harrison, Pearl River4 hr
May 9, 9:50 AM CDTFlash Flood WarningLIXJackson4 hr
May 9, 10:22 AM CDTTornado WarningLIXHarrison, Jackson68 min
May 9, 11:43 AM CDTTornado WarningLIXHancock, Harrison62 min
May 9, 12:46 PM CDTTornado WarningLIXHarrison, Jackson59 min
May 9, 6:06 PM CDTSevere Thunderstorm WarningLIXHarrison69 min

Nearby

Severe Thunderstorm Warnings in Louisiana, 1995Every severe thunderstorm warning in 1995

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.