Alert archive / Arkansas / Flash Flood Warnings in 2021

Flash Flood Warning 95, NWS Little Rock, AR

June 10, 20214 counties in Arkansas

NWS Little Rock, AR issued this flash flood warning at Jun 10, 2021, 1:56 AM CDT for 4 counties in Arkansas. 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: Jun 10, 2021, 1:56 AM CDT (06:56 UTC)
Expired: Jun 10, 2021, 4:55 AM CDT
In force: 3 hr
Issued by: NWS Little Rock, AR
Area: Storm-based polygon
Flood severity: None

Counties Monroe County, AR, Prairie County, AR, White County, AR, Woodruff County, AR

The radar

The Little Rock radar (KLZK), 89 km from the middle of the area, began a volume at 06:56 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, 6.9 hours before the alert went out and 303 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1825 J/kg
Mixed-layer CIN: -1 J/kg
Mixed-layer LCL: 1291 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 12 m²/s²
0-3 km storm-relative helicity: 51 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

As transmitted.

917 
WGUS54 KLZK 100656
FFWLZK
ARC095-117-145-147-101000-
/O.NEW.KLZK.FF.W.0095.210610T0656Z-210610T0955Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Little Rock AR
156 AM CDT Thu Jun 10 2021

The National Weather Service in Little Rock has issued a

* Flash Flood Warning for...
  Northeastern Prairie County in central Arkansas...
  Eastern White County in central Arkansas...
  Northwestern Monroe County in eastern Arkansas...
  Woodruff County in eastern Arkansas...

* Until 455 AM CDT.

* At 155 AM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1 and 3.0 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...
  Searcy, Brinkley, Augusta, Des Arc, Clarendon, Bald Knob, 
  Judsonia, Kensett, Higginson, Patterson, Fredonia, Russell, West 
  Point, Hunter, Alfrey, Allendale, Hurricane Lake WMA, Pryor, Dobbs 
  Landing and Crosby.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

&&

LAT...LON 3529 9188 3540 9178 3544 9152 3534 9135
      3510 9104 3500 9105 3500 9115 3490 9115
      3490 9112 3486 9112 3486 9110 3474 9110
      3465 9128

FLASH FLOOD...RADAR INDICATED

$$

Goudsward

2 follow-up statements

444 
WGUS74 KLZK 100746
FFSLZK

Flash Flood Statement
National Weather Service Little Rock AR
246 AM CDT Thu Jun 10 2021

ARC095-117-145-147-101000-
/O.CON.KLZK.FF.W.0095.000000T0000Z-210610T0955Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Monroe AR-Prairie AR-White AR-Woodruff AR-
246 AM CDT Thu Jun 10 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 455 AM CDT EARLY THIS 
MORNING FOR NORTHEASTERN PRAIRIE, EASTERN WHITE, NORTHWESTERN MONROE 
AND WOODRUFF COUNTIES...

At 245 AM CDT, Doppler radar indicated thunderstorms producing heavy 
rain across the warned area. Between 1 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...
  Searcy, Brinkley, Augusta, Des Arc, Clarendon, Bald Knob, 
  Judsonia, Kensett, Higginson, Patterson, Fredonia, Russell, West 
  Point, Hunter, Alfrey, Allendale, Hurricane Lake WMA, Pryor, Dobbs 
  Landing and Crosby.

Strong thunderstorms continue to move through the warned area and 
will produce periods of very heavy rain leading to flooding concerns.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

&&

LAT...LON 3529 9188 3540 9178 3544 9152 3534 9135
      3510 9104 3500 9105 3500 9115 3490 9115
      3490 9112 3486 9112 3486 9110 3474 9110
      3465 9128

FLASH FLOOD...RADAR INDICATED

$$

Goudsward

410 
WGUS74 KLZK 101003
FFSLZK

Flash Flood Statement
National Weather Service Little Rock AR
503 AM CDT Thu Jun 10 2021

ARC095-117-145-147-101013-
/O.EXP.KLZK.FF.W.0095.000000T0000Z-210610T0955Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Monroe AR-Prairie AR-White AR-Woodruff AR-
503 AM CDT Thu Jun 10 2021

...FLASH FLOOD WARNING HAS EXPIRED FOR NORTHEASTERN PRAIRIE, EASTERN 
WHITE, NORTHWESTERN MONROE AND WOODRUFF COUNTIES...

The heavy rain has ended. Flooding is no longer expected to pose a 
threat. Please continue to heed remaining road closures.

A Flash Flood Watch remains in effect until 800 PM CDT Thursday for 
portions of central Arkansas...eastern Arkansas...southeast Arkansas 
and southwest Arkansas.

LAT...LON 3529 9188 3540 9178 3544 9152 3534 9135
      3510 9104 3500 9105 3500 9115 3490 9115
      3490 9112 3486 9112 3486 9110 3474 9110
      3465 9128

$$

Goudsward

The office that day

Everything else NWS Little Rock, AR issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 9, 7:01 PM CDT	Severe Thunderstorm Warning	LZK	Jefferson, Lonoke, Prairie	29 min
Jun 9, 7:07 PM CDT	Flash Flood Warning	LZK	Arkansas, Lonoke, Prairie, Pulaski	109 min
Jun 9, 7:13 PM CDT	Severe Thunderstorm Warning	LZK	Independence, Izard, Lawrence, Sharp	47 min
Jun 9, 7:22 PM CDT	Severe Thunderstorm Warning	LZK	Lonoke, Pulaski	23 min
Jun 9, 7:24 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Jefferson, Lonoke, Prairie	36 min
Jun 9, 7:27 PM CDT	Severe Thunderstorm Warning	LZK	Independence, Jackson, Lawrence, Sharp	48 min
Jun 9, 7:34 PM CDT	Flash Flood Warning	LZK	Arkansas, Jefferson, Pulaski	2 hr
Jun 9, 7:40 PM CDT	Severe Thunderstorm Warning	LZK	Grant, Jefferson, Lonoke, Pulaski, Saline	35 min
Jun 9, 7:53 PM CDT	Tornado Warning	LZK	Jefferson, Lonoke	37 min
Jun 9, 8:03 PM CDT	Tornado Warning	LZK	Jefferson, Lonoke, Pulaski	14 min
Jun 9, 8:14 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Jefferson, Lincoln, Lonoke, Pulaski	24 min
Jun 9, 8:29 PM CDT	Flash Flood Warning	LZK	Jefferson	66 min
Jun 9, 8:32 PM CDT	Special Weather Statement	LZK	Newton	43 min
Jun 9, 8:37 PM CDT	Special Weather Statement	LZK	White	53 min
Jun 9, 8:41 PM CDT	Severe Thunderstorm Warning	LZK	Cleburne, White	49 min
Jun 9, 8:52 PM CDT	Tornado Warning	LZK	Cleburne, White	38 min
Jun 9, 9:19 PM CDT	Tornado Warning	LZK	White	17 min
Jun 10, 7:57 AM CDT	Flash Flood Warning	LZK	Arkansas, Desha, Lincoln	4 hr
Jun 10, 8:26 AM CDT	Flash Flood Warning	LZK	Desha, Drew	4 hr
Jun 10, 9:24 AM CDT	Flash Flood Warning Considerable damage threat	LZK	Desha, Drew	3 hr
Jun 10, 12:24 PM CDT	Areal Flood Warning	LZK	Desha, Drew, Lincoln	6 hr
Jun 10, 12:28 PM CDT	Flash Flood Warning	LZK	Desha, Drew, Lincoln	6 hr
Jun 10, 3:08 PM CDT	Flash Flood Warning	LZK	Jefferson, Lincoln	3 hr
Jun 10, 3:17 PM CDT	Special Weather Statement	LZK	Bradley	28 min
Jun 10, 4:54 PM CDT	Special Weather Statement	LZK	Hot Spring	36 min
Jun 10, 5:30 PM CDT	Special Weather Statement	LZK	Van Buren	30 min
Jun 10, 6:29 PM CDT	Severe Thunderstorm Warning	LZK	Pulaski	31 min
Jun 10, 6:42 PM CDT	Flash Flood Warning	LZK	Pulaski	118 min

Nearby

Flash Flood Warnings in Arkansas, 2021 Every 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.