Alert archive / Arkansas / Flash Flood Warnings in 2021
Flash Flood Warning 41, NWS Little Rock, AR
NWS Little Rock, AR issued this flash flood warning at May 25, 2021, 7:28 PM CDT for Polk County, Scott County, Arkansas. It was in force for 2 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 25, 2021, 7:28 PM CDT (00:28 UTC)
- Expired
- May 25, 2021, 9:45 PM CDT
- In force
- 2 hr
- Issued by
- NWS Little Rock, AR
- Area
- Storm-based polygon
- Flood severity
- None
Counties Polk County, AR, Scott County, AR
The radar
The Western Arkansas radar (KSRX), 43 km from the middle of the area, began a volume at 00:31 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
Springfield, MO (KSGF), launched 00:00Z, 0.5 hours before the alert went out and 228 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
- 102 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 511 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 72 m²/s²
- 0-3 km storm-relative helicity
- 63 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
679
WGUS54 KLZK 260028
FFWLZK
ARC113-127-260230-
/O.NEW.KLZK.FF.W.0041.210526T0028Z-210526T0220Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Little Rock AR
728 PM CDT Tue May 25 2021
The National Weather Service in Little Rock has issued a
* Flash Flood Warning for...
Northern Polk County in western Arkansas...
Southwestern Scott County in western Arkansas...
* Until 920 PM CDT.
* At 727 PM 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...
Morgan Springs, Bates, Black Fork and Black Fork Mountain
Wilderness.
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.
In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.
Please report flooding to your local law enforcement agency when you
can do so safely.
A Flash Flood Warning means that flooding is imminent or occurring.
If you are in the warned area move to higher ground immediately.
Residents living along streams and creeks should take immediate
precautions to protect life and property.
&&
LAT...LON 3493 9444 3493 9443 3495 9440 3494 9439
3495 9438 3496 9437 3496 9436 3495 9435
3495 9431 3471 9432 3471 9445
FLASH FLOOD...RADAR INDICATED
$$
2322 follow-up statements
618
WGUS54 KLZK 260116
FFWLZK
ARC113-127-260330-
/O.EXT.KLZK.FF.W.0041.000000T0000Z-210526T0320Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Little Rock AR
816 PM CDT Tue May 25 2021
The National Weather Service in Little Rock has extended the
* Flash Flood Warning for...
Northern Polk County in western Arkansas...
Southwestern Scott County in western Arkansas...
* Until 1020 PM CDT.
* At 814 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 3 and 4 inches of rain
have fallen. Flash flooding is likely ongoing over the warned area.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Doppler radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other
drainage and low lying areas.
* Some locations that will experience flash flooding include...
Morgan Springs, Bates, Black Fork and Black Fork Mountain
Wilderness.
Additional rainfall amounts up to 1 inch are possible in the warned
area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.
Please report flooding to your local law enforcement agency when you
can do so safely.
A Flash Flood Warning means that flooding is imminent or occurring.
If you are in the warned area move to higher ground immediately.
Residents living along streams and creeks should take immediate
precautions to protect life and property.
&&
LAT...LON 3493 9444 3493 9443 3495 9440 3494 9439
3495 9438 3496 9437 3496 9436 3495 9435
3495 9431 3471 9432 3471 9445
FLASH FLOOD...RADAR INDICATED
$$
232487
WGUS74 KLZK 260245
FFSLZK
Flash Flood Statement
National Weather Service Little Rock AR
945 PM CDT Tue May 25 2021
ARC113-127-260255-
/O.CAN.KLZK.FF.W.0041.000000T0000Z-210526T0320Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Polk AR-Scott AR-
945 PM CDT Tue May 25 2021
...FLASH FLOOD WARNING IS CANCELLED FOR NORTHERN POLK AND
SOUTHWESTERN SCOTT COUNTIES...
The heavy rain has ended. Areal flooding could still pose a threat.
Please continue to heed remaining road closures.
LAT...LON 3493 9444 3493 9443 3495 9440 3494 9439
3495 9438 3496 9437 3496 9436 3495 9435
3495 9431 3471 9432 3471 9445
$$
232The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 25, 7:03 PM CDT | Flash Flood Warning | LZK | Yell | 5 hr |
| May 25, 7:47 PM CDT | River Flood Advisory | LZK | Prairie | 4 min |
| May 25, 8:19 PM CDT | Flash Flood Warning | LZK | Polk, Scott | 2 hr |
| May 25, 9:16 PM CDT | Flash Flood Warning | LZK | Polk, Scott | 80 min |
| May 25, 9:41 PM CDT | Areal Flood Warning | LZK | Polk, Scott | 3 hr |
| May 25, 10:32 PM CDT | Areal Flood Warning | LZK | Logan, Polk, Scott | 3 hr |
| May 25, 10:50 PM CDT | Flash Flood Warning | LZK | Logan, Pope, Yell | 116 min |
| May 25, 11:59 PM CDT | Areal Flood Warning | LZK | Yell | 6 hr |
| May 26, 12:44 AM CDT | Areal Flood Warning | LZK | Cleburne, Pope, Searcy, Van Buren | 6 hr |
| May 26, 12:48 AM CDT | River Flood Warning | LZK | Yell | 4 days |
| May 26, 3:56 AM CDT | Flash Flood Warning | LZK | Calhoun, Ouachita | 3 hr |
| May 26, 9:30 AM CDT | River Flood Advisory | LZK | Prairie | 22 hr |
| May 26, 9:38 AM CDT | River Flood Advisory | LZK | Yell | 10 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.