Alert archive / Louisiana / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 247, NWS Shreveport, LA

November 5, 20224 parishes in Louisiana

NWS Shreveport, LA issued this severe thunderstorm warning at Nov 5, 2022, 12:24 AM CDT for 4 parishes in Louisiana. It was in force for 36 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Nov 5, 2022, 12:24 AM CDT (05:24 UTC)
Expired
Nov 5, 2022, 1:00 AM CDT
In force
36 min
Issued by
NWS Shreveport, LA
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Jackson Parish, LA, Lincoln Parish, LA, Ouachita Parish, LA, Union Parish, LA

The radar

The Shreveport radar (KSHV), 132 km from the middle of the area, began a volume at 05:24 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Nov 4, 10:04 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

Shreveport, LA (KSHV), launched 00:00Z, 5.4 hours before the alert went out and 123 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, Shreveport, LA at 00:00Z on 2022-11-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1347 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, Shreveport, LA at 00:00Z on 2022-11-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 301 square meters per square second.1939587897Sfc1 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
1347 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
947 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
301 m²/s²
0-3 km storm-relative helicity
407 m²/s²
Significant tornado parameter
3.1
Supercell composite
17.0

Open this sounding in Storm Lab

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 Shreveport, LA wrote its last area forecast discussion before this severe thunderstorm warning went out at Nov 5, 12:21 AM CDT, 3 minutes earlier.

Area forecast discussion, Nov 5, 12:21 AM CDT, 3 minutes before
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Hazardous weather outlook, Nov 4, 8:44 AM CDT, 15 hours 40 minutes before
Hazardous Weather Outlook
National Weather Service Shreveport LA
844 AM CDT Fri Nov 4 2022

ARZ050-051-059>061-070>073-LAZ001>006-010>014-017>022-OKZ077-TXZ096-
097-108>112-124>126-136>138-149>153-165>167-051345-
Sevier-Howard-Little River-Hempstead-Nevada-Miller-Lafayette-
Columbia-Union-Caddo-Bossier-Webster-Claiborne-Lincoln-De Soto-
Red River-Bienville-Jackson-Ouachita-Sabine-Natchitoches-Winn-Grant-
Caldwell-La Salle-McCurtain-Bowie-Franklin-Titus-Camp-Morris-Cass-
Wood-Upshur-Marion-Smith-Gregg-Harrison-Cherokee-Rusk-Panola-
Nacogdoches-Shelby-Angelina-San Augustine-
844 AM CDT Fri Nov 4 2022

This Hazardous Weather Outlook is for south central Arkansas,
southwest Arkansas, north central Louisiana, northwest Louisiana,
southeast Oklahoma, east Texas and northeast Texas.

.DAY ONE...Today and tonight.

Strong to severe thunderstorms are likely to begin affecting the
region late this afternoon and continue through the evening and
overnight hours. This threat will occur along a frontal boundary
that will shift east across the region with very warm and unstable
air ahead of the front along with increasing shear. Damaging winds,
hail, and tornadoes will all be possible. A few particularly strong
and significant tornadoes cannot be ruled out, especially across the
western half of the region to include Southeast Oklahoma, East Texas
and the adjacent areas of Southwest Arkansas and Northwest Louisiana.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will likely be needed this afternoon through the
overnight hours.

19

In the hours before

Local storm report, Nov 4, 11:10 PM CDT, 1 hour 14 minutes before
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Special weather statement, Nov 4, 11:32 PM CDT, 52 minutes before
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Local storm report, Nov 4, 11:36 PM CDT, 48 minutes before
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Local storm report, Nov 4, 11:37 PM CDT, 47 minutes before
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Local storm report, Nov 5, 12:16 AM CDT, 8 minutes before
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Local storm report, Nov 5, 12:17 AM CDT, 7 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Nov 4, 7:11 PM CDTTornado WarningSHVCamp, Cass, Marion, Morris, Upshur34 min
Nov 4, 7:22 PM CDTTornado Warning EmergencyTornado observedConsiderable damage threatSHVBowie38 min
Nov 4, 7:30 PM CDTTornado WarningSHVCherokee, Rusk45 min
Nov 4, 7:39 PM CDTTornado WarningSHVCherokee, Nacogdoches, Rusk51 min
Nov 4, 7:40 PM CDTTornado WarningSHVBowie, Cass, Morris50 min
Nov 4, 8:14 PM CDTTornado WarningSHVPanola, Rusk36 min
Nov 4, 8:15 PM CDTTornado WarningSHVBowie, Cass22 min
Nov 4, 8:40 PM CDTSevere Thunderstorm Warning Considerable damage threatSHVCass50 min
Nov 4, 8:41 PM CDTSpecial Weather StatementSHVRusk49 min
Nov 4, 8:58 PM CDTSpecial Weather StatementSHVHarrison47 min
Nov 4, 9:11 PM CDTSevere Thunderstorm Warning Considerable damage threatSHVHarrison49 min
Nov 4, 10:12 PM CDTSevere Thunderstorm WarningSHVPanola, Shelby63 min
Nov 4, 10:15 PM CDTAreal Flood AdvisorySHVAngelina, Nacogdoches, Sabine, San Augustine, Shelby3 hr
Nov 4, 9:51 PM CDTSpecial Weather StatementSHVBossier, Claiborne, Webster39 min
Nov 4, 10:30 PM CDTSevere Thunderstorm WarningSHVBienville, Bossier, Claiborne, Webster60 min
Nov 4, 10:51 PM CDTTornado WarningSHVBienville, Bossier, Lincoln, Webster23 min
Nov 4, 10:53 PM CDTSevere Thunderstorm WarningSHVBienville, Bossier, De Soto, Natchitoches, Red River, Sabine and 1 more67 min
Nov 4, 11:32 PM CDTSpecial Weather StatementSHVClaiborne, Lincoln, Union28 min
Nov 4, 11:43 PM CDTSevere Thunderstorm WarningSHVJackson, Lincoln, Union62 min
Nov 4, 11:50 PM CDTSevere Thunderstorm WarningSHVBienville, Jackson, Natchitoches, Ouachita, Winn55 min
Nov 5, 12:50 AM CDTSpecial Weather StatementSHVCaldwell, Grant, LaSalle55 min
Nov 4, 7:05 PM CDTTornado Warning Considerable damage threatSHVSevier40 min
Nov 4, 7:25 PM CDTTornado WarningSHVHoward35 min
Nov 4, 7:50 PM CDTTornado WarningSHVHoward, Little River, Sevier25 min
Nov 4, 8:08 PM CDTTornado Warning Considerable damage threatSHVHoward, Little River, Sevier52 min
Nov 4, 9:33 PM CDTSpecial Weather StatementSHVNevada27 min
Nov 4, 9:38 PM CDTSevere Thunderstorm WarningSHVNevada22 min
Nov 4, 10:42 PM CDTSpecial Weather StatementSHVUnion33 min
Nov 4, 11:05 PM CDTSevere Thunderstorm WarningSHVUnion55 min
Nov 5, 12:02 AM CDTSevere Thunderstorm WarningSHVUnion28 min

Nearby

Severe Thunderstorm Warnings in Louisiana, 2022Every severe thunderstorm warning in 2022

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.