Alert archive / Louisiana / Severe Thunderstorm Warnings in 2022
Severe Thunderstorm Warning 4, NWS Shreveport, LA
NWS Shreveport, LA issued this severe thunderstorm warning at Jan 9, 2022, 6:41 AM CST for 4 parishes in Louisiana. It was in force for 49 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
- Jan 9, 2022, 6:41 AM CST (12:41 UTC)
- Expired
- Jan 9, 2022, 7:30 AM CST
- In force
- 49 min
- Issued by
- NWS Shreveport, LA
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Caldwell Parish, LA, Grant Parish, LA, LaSalle Parish, LA, Winn Parish, LA
The radar
The Ft Polk radar (KPOE), 94 km from the middle of the area, began a volume at 12:40 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, 0.7 hours before the alert went out and 222 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
- 423 J/kg
- Mixed-layer CIN
- -60 J/kg
- Mixed-layer LCL
- 516 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 316 m²/s²
- 0-3 km storm-relative helicity
- 452 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 3.2
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 Jan 9, 6:08 AM CST, 33 minutes earlier.
Area forecast discussion, Jan 9, 6:08 AM CST, 33 minutes before
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</html>Hazardous weather outlook, Jan 8, 10:25 PM CST, 8 hours 16 minutes before
Hazardous Weather Outlook...UPDATED National Weather Service Shreveport LA 1025 PM CST Sat Jan 8 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>167-091100- 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- 1025 PM CST Sat Jan 8 2022 This Hazardous Weather Outlook is for portions of south central Arkansas, southwest Arkansas, north central Louisiana, northwest Louisiana, southeast Oklahoma, east Texas and northeast Texas. .DAY ONE...Tonight... Thunderstorms will continue tonight across the area tonight, especially across Louisiana and Deep East Texas south of a line from Jacksonville Texas to Columbia Louisiana. A few storms south of this line could also be severe. Isolated tornadoes, damaging winds, and small hail will be possible. In addition, locally heavy rainfall could lead to isolated flooding. .DAYS TWO THROUGH SEVEN...Sunday through Friday... Thunderstorms will be ongoing early Sunday, and a few storms could be severe, mainly across Central and Northeast Louisiana. Damaging winds and isolated tornadoes will be the primary threats. The severe weather threat should end by early Sunday evening. .SPOTTER INFORMATION STATEMENT... Activation of emergency management personnel, amateur radio operators, and storm spotters may be needed tonight and into Sunday. 09
In the hours before
Special weather statement, Jan 9, 3:01 AM CST, 3 hours 40 minutes before
Special Weather Statement
National Weather Service Shreveport LA
301 AM CST Sun Jan 9 2022
LAZ010-011-090945-
De Soto LA-Red River LA-
301 AM CST Sun Jan 9 2022
...A strong thunderstorm will impact portions of central De Soto and
northwestern Red River Parishes through 345 AM CST...
At 300 AM CST, Doppler radar was tracking a strong thunderstorm 8
miles southwest of Mansfield, moving northeast at 30 mph.
HAZARD...Winds in excess of 40 mph and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Mansfield, South Mansfield, Stanley, Carmel and Grand Bayou.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.
&&
LAT...LON 3196 9392 3224 9362 3224 9360 3205 9343
3189 9386
TIME...MOT...LOC 0900Z 232DEG 27KT 3197 9383
MAX HAIL SIZE...0.88 IN
MAX WIND GUST...40 MPH
13Special weather statement, Jan 9, 3:02 AM CST, 3 hours 39 minutes before
Special Weather Statement
National Weather Service Shreveport LA
302 AM CST Sun Jan 9 2022
TXZ165>167-091000-
Sabine TX-Angelina TX-San Augustine TX-
302 AM CST Sun Jan 9 2022
...A strong thunderstorm will impact portions of eastern Angelina,
southeastern San Augustine and southern Sabine Counties through 400
AM CST...
At 302 AM CST, Doppler radar was tracking a strong thunderstorm near
Ebenezer, moving northeast at 25 mph.
HAZARD...Wind gusts up to 50 mph and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Milam, Hemphill, Pineland, McElroy, Fairmount and Yellowpine.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.
&&
LAT...LON 3112 9425 3145 9384 3120 9364 3117 9374
3116 9391 3114 9404 3112 9404 3111 9406
3108 9422
TIME...MOT...LOC 0902Z 237DEG 22KT 3109 9416
MAX HAIL SIZE...0.88 IN
MAX WIND GUST...50 MPH
13Local storm report, Jan 9, 5:46 AM CST, 55 minutes before
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</html>Local storm report, Jan 9, 6:04 AM CST, 37 minutes before
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</html>Local storm report, Jan 9, 6:33 AM CST, 8 minutes before
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</html>Local storm report, Jan 9, 6:41 AM CST, 0 minutes before
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</html>The office that day
Everything else NWS Shreveport, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 8, 6:33 PM CST | Special Weather Statement | SHV | San Augustine | 27 min |
| Jan 8, 11:42 PM CST | Special Weather Statement | SHV | San Augustine | 48 min |
| Jan 9, 12:26 AM CST | Special Weather Statement | SHV | Sabine | 64 min |
| Jan 9, 1:23 AM CST | Special Weather Statement | SHV | Sabine | 52 min |
| Jan 9, 2:46 AM CST | Flash Flood Warning | SHV | Angelina, Sabine, San Augustine | 3 hr |
| Jan 9, 3:02 AM CST | Special Weather Statement | SHV | Sabine | 58 min |
| Jan 9, 3:34 AM CST | Tornado Warning | SHV | Sabine, San Augustine | 26 min |
| Jan 9, 3:57 AM CST | Tornado Warning | SHV | Sabine | 48 min |
| Jan 9, 4:27 AM CST | Tornado Warning | SHV | Sabine | 48 min |
| Jan 9, 3:01 AM CST | Special Weather Statement | SHV | De Soto | 44 min |
| Jan 9, 5:11 AM CST | Tornado Warning | SHV | Natchitoches, Sabine | 49 min |
| Jan 9, 5:52 AM CST | Severe Thunderstorm Warning | SHV | Grant, Natchitoches | 38 min |
| Jan 9, 7:16 AM CST | Severe Thunderstorm Warning | SHV | Caldwell, LaSalle | 29 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.