Alert archive / Arkansas / Flash Flood Warnings in 2021
Flash Flood Warning 12, NWS Shreveport, LA
NWS Shreveport, LA issued this flash flood warning at May 26, 2021, 2:23 AM CDT for 6 counties in Arkansas; Bowie County, Texas. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 26, 2021, 2:23 AM CDT (07:23 UTC)
- Expired
- May 26, 2021, 5:30 AM CDT
- In force
- 3 hr
- Issued by
- NWS Shreveport, LA
- Area
- Storm-based polygon
- Flood severity
- None
Counties Columbia County, AR, Hempstead County, AR, Lafayette County, AR, Little River County, AR, Miller County, AR, Nevada County, AR, Bowie County, TX
The radar
The Shreveport radar (KSHV), 141 km from the middle of the area, began a volume at 07:25 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
Shreveport, LA (KSHV), launched 00:00Z, 7.4 hours before the alert went out and 136 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
- 11 J/kg
- Mixed-layer CIN
- -327 J/kg
- Mixed-layer LCL
- 1125 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 137 m²/s²
- 0-3 km storm-relative helicity
- 156 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
598
WGUS54 KSHV 260723
FFWSHV
ARC027-057-073-081-091-099-TXC037-261030-
/O.NEW.KSHV.FF.W.0012.210526T0723Z-210526T1030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Shreveport LA
223 AM CDT Wed May 26 2021
The National Weather Service in Shreveport has issued a
* Flash Flood Warning for...
Northwestern Columbia County in southwestern Arkansas...
Southern Hempstead County in southwestern Arkansas...
Northeastern Lafayette County in southwestern Arkansas...
Southeastern Little River County in southwestern Arkansas...
Northern Miller County in southwestern Arkansas...
Nevada County in southwestern Arkansas...
Eastern Bowie County in northeastern Texas...
* Until 530 AM CDT.
* At 223 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...Doppler radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other
drainage and low lying areas.
* Some locations that will experience flash flooding include...
Texarkana, Hope, Stamps, Lewisville, Emmet, Buckner, Perrytown,
Rosston, Garland, Fulton, Willisville, Bodcaw, Bluff City,
Mandeville, Cale, Patmos, Falcon, Sutton and Piney Grove.
Additional rainfall amounts of 2 to 3 inches are possible in the
warned area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Please report flooding to your local law enforcement agency when you
can do so safely.
&&
LAT...LON 3368 9372 3381 9319 3379 9318 3381 9316
3381 9315 3382 9314 3379 9313 3378 9310
3342 9312 3333 9348 3336 9389 3354 9411
FLASH FLOOD...RADAR INDICATED
$$
092 follow-up statements
992
WGUS74 KSHV 260922
FFSSHV
Flash Flood Statement
National Weather Service Shreveport LA
422 AM CDT Wed May 26 2021
ARC027-057-073-081-091-099-TXC037-261030-
/O.CON.KSHV.FF.W.0012.000000T0000Z-210526T1030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Columbia AR-Hempstead AR-Lafayette AR-Little River AR-Miller AR-
Nevada AR-Bowie TX-
422 AM CDT Wed May 26 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 530 AM CDT EARLY THIS
MORNING FOR NORTHWESTERN COLUMBIA, SOUTHERN HEMPSTEAD, NORTHEASTERN
LAFAYETTE, SOUTHEASTERN LITTLE RIVER, NORTHERN MILLER, NEVADA AND
EASTERN BOWIE COUNTIES...
At 422 AM CDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 2 and 3 inches of rain have
fallen. Flash flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Doppler radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other
drainage and low lying areas.
Some locations that will experience flash flooding include...
Texarkana, Hope, Stamps, Lewisville, Emmet, Buckner, Perrytown,
Rosston, Garland, Fulton, Willisville, Bodcaw, Bluff City,
Mandeville, Cale, Patmos, Falcon, Sutton and Piney Grove.
Additional rainfall amounts up to 1 inch are possible in the warned
area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Please report flooding to your local law enforcement agency when you
can do so safely.
&&
LAT...LON 3368 9372 3381 9319 3379 9318 3381 9316
3381 9315 3382 9314 3379 9313 3378 9310
3342 9312 3333 9348 3336 9389 3354 9411
FLASH FLOOD...RADAR INDICATED
$$
09149
WGUS74 KSHV 261023
FFSSHV
Flash Flood Statement
National Weather Service Shreveport LA
523 AM CDT Wed May 26 2021
ARC027-057-073-081-091-099-TXC037-261033-
/O.EXP.KSHV.FF.W.0012.000000T0000Z-210526T1030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Columbia AR-Hempstead AR-Lafayette AR-Little River AR-Miller AR-
Nevada AR-Bowie TX-
523 AM CDT Wed May 26 2021
...FLASH FLOOD WARNING WILL EXPIRE AT 530 AM CDT EARLY THIS MORNING
FOR NORTHWESTERN COLUMBIA, SOUTHERN HEMPSTEAD, NORTHEASTERN
LAFAYETTE, SOUTHEASTERN LITTLE RIVER, NORTHERN MILLER, NEVADA AND
EASTERN BOWIE COUNTIES...
The heavy rain has ended. No additional flooding is expected and
flood waters should be slowly receding. Please continue to heed
remaining road closures.
LAT...LON 3368 9372 3381 9319 3379 9318 3381 9316
3381 9315 3382 9314 3379 9313 3378 9310
3342 9312 3333 9348 3336 9389 3354 9411
$$
09The office that day
Everything else NWS Shreveport, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 26, 12:54 AM CDT | Flash Flood Warning | SHV | Little River, Miller | 8 hr |
| May 26, 3:56 AM CDT | Special Weather Statement | SHV | Columbia, Lafayette | 64 min |
| May 26, 4:20 AM CDT | Flash Flood Warning | SHV | Columbia, Lafayette, Miller, Union | 4 hr |
| May 26, 9:10 AM CDT | Areal Flood Advisory | SHV | Little River, Miller | 110 min |
| May 26, 11:43 AM CDT | Areal Flood Advisory | SHV | Little River, Miller | 3 hr |
| May 25, 7:37 PM CDT | River Flood Warning | SHV | Gregg | 13 hr |
| May 25, 8:02 PM CDT | River Flood Warning | SHV | Nacogdoches, Rusk | 24 hr |
Nearby
Flash Flood Warnings in Arkansas, 2021Flash Flood Warnings in Texas, 2021Every flash flood warning in 2021
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.