Alert archive / Louisiana / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 263, NWS Shreveport, LA

October 27, 1995Jackson Parish, Louisiana

NWS Shreveport, LA issued this severe thunderstorm warning at Oct 27, 1995, 2:55 PM CDT for Jackson Parish, Louisiana. It was in force for 35 min.

The area

The counties it named.

The facts

Issued
Oct 27, 1995, 2:55 PM CDT (19:55 UTC)
Expired
Oct 27, 1995, 3:30 PM CDT
In force
35 min
Issued by
NWS Shreveport, LA
Area
Whole counties

County Jackson Parish, LA

The radar

The Shreveport radar (KSHV), 122 km from the middle of the area, began a volume at 19:56 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.

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 7.9 hours before the alert went out and 233 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, Jackson, MS at 12:00Z on 1995-10-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1124 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, Jackson, MS at 12:00Z on 1995-10-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 330 square meters per square second.193958Sfc1 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
1124 J/kg
Mixed-layer CIN
-18 J/kg
Mixed-layer LCL
572 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
330 m²/s²
0-3 km storm-relative helicity
384 m²/s²
Significant tornado parameter
2.3
Supercell composite
12.0

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 Shreveport, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 27, 2:12 PM CDTSevere Thunderstorm WarningSHVLincoln33 min
Oct 27, 3:30 PM CDTSevere Thunderstorm WarningSHVCaddo30 min
Oct 27, 4:26 PM CDTSevere Thunderstorm WarningSHVNatchitoches, Winn64 min
Oct 27, 5:08 PM CDTSevere Thunderstorm WarningSHVLaSalle37 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; radar from the NEXRAD Level II archive.