Alert archive / Texas / Flash Flood Warnings in 2022
Flash Flood Warning 21, NWS Shreveport, LA
NWS Shreveport, LA issued this flash flood warning at Aug 22, 2022, 4:21 AM CDT for Gregg County, Rusk County, Upshur County, Texas. It was in force for 3 hr. 3 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Aug 22, 2022, 4:21 AM CDT (09:21 UTC)
- Expired
- Aug 22, 2022, 7:30 AM CDT
- In force
- 3 hr
- Issued by
- NWS Shreveport, LA
- Area
- Storm-based polygon
- Flood severity
- None
Counties Gregg County, TX, Rusk County, TX, Upshur County, TX
The radar
The Shreveport radar (KSHV), 101 km from the middle of the area, began a volume at 09:21 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 22, 6:22 AM CDT | FLASH FLOOD | 6 Wsw Gilmer, TX | HOLLY ROAD WASHED OUT IN ONE AREA, A FEW TREES ALSO REPORTED DOWN. |
| Aug 22, 6:34 AM CDT | FLASH FLOOD | 2 Nnw Gladewater, TX | REPORT FROM MPING: STREET/ROAD FLOODING; STREET/ROAD CLOSED; VEHICLES STRANDED. |
| Aug 22, 7:22 AM CDT | FLOOD | 3 Nne Longview, TX | REPORT FROM MPING: RIVER/CREEK OVERFLOWING; CROPLAND/YARD/BASEMENT FLOODING. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Shreveport, LA (KSHV), launched 00:00Z, 9.4 hours before the alert went out and 109 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
- 1009 J/kg
- Mixed-layer CIN
- -40 J/kg
- Mixed-layer LCL
- 815 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 6 m²/s²
- 0-3 km storm-relative helicity
- 105 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.2
The text
As transmitted.
018
WGUS54 KSHV 220921
FFWSHV
TXC183-401-459-221230-
/O.NEW.KSHV.FF.W.0021.220822T0921Z-220822T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Shreveport LA
421 AM CDT Mon Aug 22 2022
The National Weather Service in Shreveport has issued a
* Flash Flood Warning for...
Gregg County in northeastern Texas...
Northwestern Rusk County in northeastern Texas...
Central Upshur County in northeastern Texas...
* Until 730 AM CDT.
* At 421 AM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 2 and 3 inches of rain
have fallen. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Longview, Kilgore, White Oak, Gladewater, Gilmer, Clarksville
City, East Mountain, West Mountain, Liberty City, Union Grove,
Warren City, Judson, Pritchett, Rolling Meadows and Laird Hill.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3273 9508 3282 9481 3254 9470 3234 9477
3234 9497 3251 9497
FLASH FLOOD...RADAR INDICATED
$$
091 follow-up statement
464
WGUS74 KSHV 221116
FFSSHV
Flash Flood Statement
National Weather Service Shreveport LA
616 AM CDT Mon Aug 22 2022
TXC183-401-459-221230-
/O.CON.KSHV.FF.W.0021.000000T0000Z-220822T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Gregg TX-Rusk TX-Upshur TX-
616 AM CDT Mon Aug 22 2022
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 730 AM CDT THIS
MORNING FOR GREGG, NORTHWESTERN RUSK AND CENTRAL UPSHUR COUNTIES...
At 616 AM CDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 2 and 4 inches of rain have
fallen. Flash flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
Some locations that will experience flash flooding include...
Longview, Kilgore, White Oak, Gladewater, Gilmer, Clarksville
City, East Mountain, West Mountain, Liberty City, Union Grove,
Warren City, Judson, Pritchett, Rolling Meadows and Laird Hill.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3273 9508 3282 9481 3254 9470 3234 9477
3234 9497 3251 9497
FLASH FLOOD...RADAR INDICATED
$$
09The office that day
Everything else NWS Shreveport, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 22, 8:54 AM CDT | River Flood Warning | SHV | Gregg | 22 hr |
| Aug 22, 9:01 AM CDT | River Flood Warning | SHV | Cass, Marion | 25 hr |
| Aug 22, 9:45 AM CDT | Areal Flood Advisory | SHV | Panola | 3 hr |
| Aug 22, 10:15 AM CDT | Flash Flood Warning | SHV | Camp, Franklin, Gregg, Smith, Upshur, Wood | 4 hr |
| Aug 22, 10:31 AM CDT | Tornado Warning | SHV | Smith, Upshur, Wood | 29 min |
| Aug 22, 4:30 PM CDT | Special Weather Statement | SHV | Cherokee | 45 min |
| Aug 22, 5:15 PM CDT | Special Weather Statement | SHV | Nacogdoches | 45 min |
Nearby
Flash Flood Warnings in Texas, 2022Every flash flood 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.