Alert archive / Arkansas / Flash Flood Warnings in 2021
Flash Flood Warning 26, NWS Little Rock, AR
NWS Little Rock, AR issued this flash flood warning at May 17, 2021, 6:16 AM CDT for Garland County, Perry County, Saline County, Arkansas. It was in force for 3 hr. 1 report 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
- May 17, 2021, 6:16 AM CDT (11:16 UTC)
- Expired
- May 17, 2021, 9:15 AM CDT
- In force
- 3 hr
- Issued by
- NWS Little Rock, AR
- Area
- Storm-based polygon
- Flood severity
- None
Counties Garland County, AR, Perry County, AR, Saline County, AR
The radar
The Little Rock radar (KLZK), 59 km from the middle of the area, began a volume at 11:15 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 |
|---|---|---|---|
| May 17, 7:30 AM CDT | FLASH FLOOD | 2 Se Sweet Home, AR | PER EMERGENCY MANAGEMENT, AR-216 WAS INUNDATED WITH WATER. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 11.3 hours before the alert went out and 238 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
- 212 J/kg
- Mixed-layer CIN
- -19 J/kg
- Mixed-layer LCL
- 1333 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 16 m²/s²
- 0-3 km storm-relative helicity
- 59 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
936
WGUS54 KLZK 171116
FFWLZK
ARC051-105-125-171415-
/O.NEW.KLZK.FF.W.0026.210517T1116Z-210517T1415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Little Rock AR
616 AM CDT Mon May 17 2021
The National Weather Service in Little Rock has issued a
* Flash Flood Warning for...
Northwestern Garland County in central Arkansas...
Perry County in central Arkansas...
Northwestern Saline County in central Arkansas...
* Until 915 AM CDT.
* At 615 AM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1.5 and 2 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...
Hot Springs Village, Perryville, Perry, Adona, Houston,
Jessieville, Williams Junction, Lake Ouachita State Park, Aplin,
Antioch in Perry County, Deberrie, Long Mountain, Hollis, Nimrod,
Cherry Hill in Perry County, Hamilton, Thornburg, Lena Landing Rec
Area, Oak Grove in Perry County and Pleasant Valley in Perry
County.
Additional rainfall amounts of 1 to 2 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.
&&
LAT...LON 3497 9312 3507 9276 3508 9268 3510 9265
3501 9264 3495 9267 3490 9272 3490 9275
3489 9275 3475 9290 3465 9308 3461 9319
3463 9332 3474 9331
FLASH FLOOD...RADAR INDICATED
$$
2321 follow-up statement
379
WGUS74 KLZK 171150
FFSLZK
Flash Flood Statement
National Weather Service Little Rock AR
650 AM CDT Mon May 17 2021
ARC051-105-125-171415-
/O.CON.KLZK.FF.W.0026.000000T0000Z-210517T1415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Garland AR-Perry AR-Saline AR-
650 AM CDT Mon May 17 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 915 AM CDT THIS
MORNING FOR NORTHWESTERN GARLAND, PERRY AND NORTHWESTERN SALINE
COUNTIES...
At 649 AM CDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 2 and 3 inches of rain have
fallen. Flash flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Doppler radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other
drainage and low lying areas.
Some locations that will experience flash flooding include...
Hot Springs Village, Perryville, Perry, Adona, Houston,
Jessieville, Williams Junction, Lake Ouachita State Park, Aplin,
Antioch in Perry County, Deberrie, Long Mountain, Hollis, Nimrod,
Cherry Hill in Perry County, Hamilton, Thornburg, Lena Landing Rec
Area, Oak Grove in Perry County and Pleasant Valley in Perry
County.
Additional rainfall amounts up to 1 inch are possible in the warned
area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3497 9312 3507 9276 3508 9268 3510 9265
3501 9264 3495 9267 3490 9272 3490 9275
3489 9275 3475 9290 3465 9308 3461 9319
3463 9332 3474 9331
FLASH FLOOD...RADAR INDICATED
$$
232The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 17, 9:39 AM CDT | Areal Flood Advisory | LZK | Garland, Perry, Pulaski, Saline | 111 min |
| May 17, 11:00 AM CDT | River Flood Warning | LZK | Calhoun, Ouachita | 13 days |
| May 17, 3:45 PM CDT | Flood Watch | LZK | Clark, Cleburne, Conway, Faulkner, Garland, Hot Spring and 6 more | 44 hr |
Nearby
Flash Flood Warnings in Arkansas, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.