An upper trough extended from the Great Lakes Region southwest into the Red River Valley during the morning hours of September 7th, which began to shift east across the Four State Region during the day. This trough reinforced a weak surface front south from Southeast Oklahoma and Southwest Arkansas into East Texas and North Louisiana throughout the day, with adequate moisture and instability…
Every event with a place to put it. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS SHV wrote it up.
An upper trough extended from the Great Lakes Region southwest into the Red River Valley during the morning hours of September 7th, which began to shift east across the Four State Region during the day. This trough reinforced a weak surface front south from Southeast Oklahoma and Southwest Arkansas into East Texas and North Louisiana throughout the day, with adequate moisture and instability present ahead of the front to help enhance scattered shower and thunderstorm development along and south of the front and ahead of the ejecting trough. Some of these storms became severe, with reports of damaging winds across portions of Southern Natchitoches Parish in Central Louisiana during the mid-afternoon hours.
The local office's own words before the first event, 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 the first event at Sep 7, 1:22 PM CST, 2 hours earlier.
Area Forecast Discussion National Weather Service Shreveport LA 222 PM CDT Wed Sep 7 2022 ...New SHORT TERM, LONG TERM... .SHORT TERM... (This evening through Thursday Night) Issued at 219 PM CDT Wed Sep 7 2022 The massive area of high pressure centered over the Four Corners region will continue to act as the principal catalyst for the weather pattern which will be experienced across the ArkLaTex in the coming 36 hours. With the deep upper level trough and associated low attempting to close itself off along the Gulf Coast, our position between the two aforementioned features of note will steer northeast flow overhead, bringing with it an influx of drier air which will keep widespread convective activity out of the area for the time being. By sundown tonight, what convection manages to develop this afternoon will be dwindling down in coverage, impacting primarily our southernmost row of counties and parishes through about 03Z, after which time conditions look to remain calm through the night, continuing through tomorrow morning. The trough and low will try and kick up afternoon convection again tomorrow, but this activity will be limited in coverage, primarily to our southeast, only extending as far north as La Salle and Grant parishes, if even that far. Any such activity will quickly dissipate after sunset, with another quiet night to follow. The effects of the northeasterly flow aloft will begin to make themselves known tonight, with lows in the upper 60s extending south across the northern half of the area, and lower 70s elsewhere. Tomorrow's afternoon temperatures will remain right at or just slightly below average for this time of year, topping out in the upper 80s, possibly hitting the 90 degree mark at a few sites. However, if not a true change in the seasons, tomorrow will at least see a bit of relief from the oppressive humidity, particularly across our northern zones, with dewpoints in the lower 60s, falling to the mid to upper 60s further south. These values herald an even more refreshing morning ahead, with lows Friday morning in the low to mid 60s north and upper 60s south. /26/ && .LONG TERM... (Friday through next Tuesday) Issued at 219 PM CDT Wed Sep 7 2022 By Friday, our region will be dealing with the backside of a closed area of low pressure aloft, centered across the SE LA Coast. We will be on the drier side of this feature but it does continue to retrograde back to the west slightly with a broad upper ridge east and northeast of the trough. If there has been a difference in the medium range over the past 24 hours concerning this feature, it's that the upper trough is not forecast to move as far west as earlier indicated before an upstream trough of low pressure will quickly swing out of the Intermountain West and into the Great Plains, helping to fill and lift our upper trough out of the Lower Miss Valley late Sat and into the Tenn and Ohio Valleys on Sunday. This should mean less storm coverage on Saturday which the previous forecast picked up on and this forecast will follow this trend with chance pops across the eastern half of our region, still higher across our eastern third. Kept slight chance pops across our eastern third for Sunday as this is where the best moisture will reside even though we have just about lost any upper level support by this time with the ejecting trough axis to our east and northeast. A strong cold front in association with the upstream kicker trough will begin moving into our region from the northwest during the day Sunday and should have cleared our far southeast parishes by 12z Mon. This airmass will be a nice change from what we have been dealing with lately with drier dewpoints allowing for lower humidity and cooler nighttime temperatures. Did not stray too far from NBM numbers with our coolest two nights likely coming Sunday and Monday. Could be looking at overnight low temperatures Monday Night in the 50s across our far northern and northeastern zones. We remain on the northwest side of an ejecting upper trough axis through the middle and later half of the next work week which should result in a slow modification of temperatures but moisture will not be significant enough to warrant any precip mention through at least next Thursday. 13 && .AVIATION... (18Z TAFS) Issued at 1211 PM CDT Wed Sep 7 2022 For the 07/18Z TAFs, morning showers and thunderstorms have diminished in coverage as of the 17Z hour, but redevelopment is expected through the afternoon, primarily affecting terminals along and south of the I-20 corridor. Activity should diminish after sundown, after which VFR cigs will prevail areawide. Saturated sites where winds become calmer overnight may experience brief patchy fog near daybreak. Winds will be out of the north northeast at 5 to 10 kts, dropping to less than 5 kts at most sites overnight, with locally higher gusts in or near afternoon thunderstorms possible. /26/ && .PRELIMINARY POINT TEMPS/POPS... SHV 70 88 68 89 / 10 0 0 0 MLU 70 87 66 88 / 10 0 0 10 DEQ 67 89 64 90 / 0 0 0 0 TXK 69 88 67 88 / 0 0 0 0 ELD 67 85 63 87 / 10 0 0 0 TYR 72 89 69 91 / 10 0 0 0 GGG 70 89 68 90 / 0 0 0 0 LFK 70 89 68 91 / 20 10 0 10 && .SHV WATCHES/WARNINGS/ADVISORIES... AR...None. LA...None. OK...None. TX...None. && SHORT TERM...26 LONG TERM....13 AVIATION...26
Hazardous Weather Outlook National Weather Service Shreveport LA 610 AM CDT Wed Sep 7 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>167-081115- 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- 610 AM CDT Wed Sep 7 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. Scattered to numerous showers and thunderstorms will develop along a cold front and spread south across the region today, mainly along and south of the I-30 corridor. This activity will be largely enhanced by daytime heating this afternoon. The strongest storms will have the capability of producing small hail and strong wind gusts along with locally heavy rainfall. These heavy downpours could result in minor flooding of low lying and poor drainage areas. This activity could linger into the evening hours before gradually diminishing as heating quickly fades after sunset. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday. Isolated to scattered, mainly afternoon and early evening showers and thunderstorms are expected each day through this weekend, mainly over our southern and eastern Louisiana parishes. The best coverage will likely come on Saturday as an upper-level low along the coast begins to retrograde westward across the region. Once again, gusty winds and dangerous lightning may also accompany any heavy downpours throughout the weekend before another cold front eventually shifts into the area on Sunday with rain chances coming to an end to begin next week. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. 19
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
1027 AM CDT WED SEP 7 2022
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0930 AM TSTM WND DMG 1 WNW NEW CHAPEL HILL 32.31N 95.18W
09/07/2022 SMITH TX LAW ENFORCEMENT
TREES REPORTED DOWN NEAR CR 220.
&&
25PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
1032 AM CDT WED SEP 7 2022
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0945 AM TSTM WND DMG 1 WNW WHITEHOUSE 32.23N 95.24W
09/07/2022 SMITH TX LAW ENFORCEMENT
TREES REPORTED DOWN ON CR 2288.
&&
25PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
1046 AM CDT WED SEP 7 2022
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0815 AM TSTM WND DMG BULLARD 32.14N 95.32W
09/07/2022 SMITH TX BROADCAST MEDIA
HOME DESTROYED BY FIRE PROBABLY CAUSE
LIGHTNING STRIKE ON FM 2493.
&&
25PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
1047 AM CDT WED SEP 7 2022
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1015 AM TSTM WND DMG NOONDAY 32.25N 95.40W
09/07/2022 SMITH TX EMERGENCY MNGR
STRUCTURE FIRE REPORTED NEAR NOONDAY
LIGHTNING CAUSED.
&&
25Special Weather Statement
National Weather Service Shreveport LA
159 PM CDT Wed Sep 7 2022
LAZ022-071930-
La Salle LA-
159 PM CDT Wed Sep 7 2022
...A strong thunderstorm will impact portions of southeastern La
Salle Parish through 230 PM CDT...
At 159 PM CDT, Doppler radar was tracking a strong thunderstorm 8
miles northeast of Deville, or 10 miles northwest of Larto, moving
south at 10 mph.
HAZARD...Wind gusts up to 50 mph and half inch 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...
Catahoula Lake.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
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 3134 9204 3132 9208 3134 9209 3135 9207
3138 9210 3138 9212 3142 9216 3145 9216
3146 9217 3147 9216 3147 9217 3156 9212
3153 9201 3133 9201
TIME...MOT...LOC 1859Z 015DEG 8KT 3144 9206
MAX HAIL SIZE...0.50 IN
MAX WIND GUST...50 MPH
13Special Weather Statement
National Weather Service Shreveport LA
237 PM CDT Wed Sep 7 2022
LAZ020-072000-
Grant LA-
237 PM CDT Wed Sep 7 2022
...A strong thunderstorm will impact portions of northeastern Grant
Parish through 300 PM CDT...
At 237 PM CDT, Doppler radar was tracking a strong thunderstorm 16
miles southwest of Olla, or 16 miles southeast of Winnfield, moving
southwest at 15 mph.
HAZARD...Wind gusts up to 50 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Georgetown and Williana.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.
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 3174 9236 3174 9235 3172 9237 3170 9237
3170 9235 3157 9241 3164 9263 3180 9253
3180 9246 3176 9235
TIME...MOT...LOC 1937Z 023DEG 11KT 3174 9245
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH
13The Ft Polk radar (KPOE), 43 km away, was scanning. The volume nearest the first event began at 21:21 UTC.
2 thunderstorm wind. Local standard time, as filed.
Large tree limbs were blown down near Cloutierville.
Large tree limbs were blown down near the Montrose community.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Louisiana in 2022Every state in 2022This day in weather historyWarnings in Louisiana, September 2022
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 1056464, 1056465.