Alert archive / Arkansas / Flash Flood Warnings in 2021

Flash Flood Warning 38, NWS Little Rock, AR

May 19, 20214 counties in Arkansas

NWS Little Rock, AR issued this flash flood warning at May 19, 2021, 9:21 PM CDT for 4 counties in 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 19, 2021, 9:21 PM CDT (02:21 UTC)
Expired
May 19, 2021, 11:50 PM CDT
In force
2 hr
Issued by
NWS Little Rock, AR
Area
Storm-based polygon
Flood severity
None

Counties Conway County, AR, Pope County, AR, Searcy County, AR, Van Buren County, AR

The radar

The Little Rock radar (KLZK), 81 km from the middle of the area, began a volume at 02:25 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

Springfield, MO (KSGF), launched 00:00Z, 2.4 hours before the alert went out and 192 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.

Skew-T log-pSkew-T log-p diagram, Springfield, MO at 00:00Z on 2021-05-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 129 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 00:00Z on 2021-05-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 182 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
129 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
591 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
182 m²/s²
0-3 km storm-relative helicity
209 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.1

Open this sounding in Storm Lab

The text

As transmitted.

373 
WGUS54 KLZK 200221
FFWLZK
ARC029-115-129-141-200500-
/O.NEW.KLZK.FF.W.0038.210520T0221Z-210520T0450Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Little Rock AR
921 PM CDT Wed May 19 2021

The National Weather Service in Little Rock has issued a

* Flash Flood Warning for...
  Central Conway County in central Arkansas...
  Eastern Pope County in central Arkansas...
  Western Searcy County in north central Arkansas...
  Northwestern Van Buren County in north central Arkansas...

* Until 1150 PM CDT.

* At 919 PM CDT, Doppler radar indicated a narrow band of showers 
  and isolated thunderstorms from Pindall in Searcy COunty to around 
  Atkins in Pope County. The radar estimated one to two inches of 
  rain in places. Given additional heavy rain, flash flooding is 
  likely to occur.

  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...
  Atkins, Hector, Dabney, Smyrna, Witts Spring, Imo, Bohannon, 
  Jerusalem, Marsena, Eula, Point Peter, Happy Bend, Duff, St. Joe, 
  Pindall, Appleton, Gilbert, Nogo, Tilly and Mountain Man Trailhead.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 3517 9301 3606 9291 3607 9267 3515 9283
      3515 9293 3517 9293 3517 9290 3518 9292
      3517 9295 3517 9297

FLASH FLOOD...RADAR INDICATED

$$

46
1 follow-up statement
370 
WGUS74 KLZK 200324
FFSLZK

Flash Flood Statement
National Weather Service Little Rock AR
1024 PM CDT Wed May 19 2021

ARC029-115-129-141-200500-
/O.CON.KLZK.FF.W.0038.000000T0000Z-210520T0450Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Conway AR-Pope AR-Searcy AR-Van Buren AR-
1024 PM CDT Wed May 19 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1150 PM CDT THIS 
EVENING FOR CENTRAL CONWAY, EASTERN POPE, WESTERN SEARCY AND 
NORTHWESTERN VAN BUREN COUNTIES...

At 1020 PM CDT, rain continued across much of the warned area. Radar 
estimated two to more than three inches of rain in a narrow band 
from around Witts Springs in Searcy County to Atkins in Pope County. 
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...
  Atkins, Hector, Dabney, Smyrna, Witts Spring, Imo, Bohannon, 
  Jerusalem, Marsena, Eula, Point Peter, Happy Bend, Duff, St. Joe, 
  Pindall, Appleton, Gilbert, Nogo, Tilly and Mountain Man Trailhead.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 3517 9301 3606 9291 3607 9267 3515 9283
      3515 9293 3517 9293 3517 9290 3518 9292
      3517 9295 3517 9297

FLASH FLOOD...RADAR INDICATED

$$

46

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.