Alert archive / Arkansas / Flash Flood Warnings in 2016

Flash Flood Warning 75, NWS Memphis, TN

May 24, 2016Lawrence County, Arkansas

NWS Memphis, TN issued this flash flood warning at May 24, 2016, 5:11 PM CDT for Lawrence County, 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: May 24, 2016, 5:11 PM CDT (22:11 UTC)
Expired: May 24, 2016, 8:15 PM CDT
In force: 3 hr
Issued by: NWS Memphis, TN
Area: Storm-based polygon
Flood severity: None

County Lawrence County, AR

The nearest sounding before it

Little Rock, AR (KBYH), launched 12:00Z, 10.2 hours before the alert went out and 164 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: 319 J/kg
Mixed-layer CIN: -134 J/kg
Mixed-layer LCL: 1163 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 56 m²/s²
0-3 km storm-relative helicity: 93 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.7

Open this sounding in Storm Lab

The text

As transmitted.

618 
WGUS54 KMEG 242211
FFWMEG
ARC075-250115-
/O.NEW.KMEG.FF.W.0075.160524T2211Z-160525T0115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
511 PM CDT TUE MAY 24 2016

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  LAWRENCE COUNTY IN EASTERN ARKANSAS...

* UNTIL 815 PM CDT

* AT 511 PM CDT...DOPPLER RADAR ESTIMATES 1 TO 3 INCHES OF RAIN HAS
  OCCURRED OVER THE PAST HOUR. SHOWERS AND THUNDERSTORMS WILL PRODUCE
  AN ADDITIONAL 2 TO 3 INCHES OF RAIN OVER THE NEXT 3 HOURS.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  WALNUT RIDGE...HOXIE...BLACK ROCK...LAKE CHARLES STATE PARK...
  COLLEGE CITY...PORTIA...STRAWBERRY...LYNN...ALICIA...MINTURN...
  ANNIEVILLE...SEDGWICK...SMITHVILLE...POWHATAN...GILES SPUR...
  STRANGERS HOME...CALVIN...COFFMAN...WHISKERVILLE AND DRIFTWOOD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

&&

LAT...LON 3615 9135 3615 9108 3612 9107 3612 9106
      3615 9106 3615 9076 3610 9078 3608 9082
      3604 9084 3602 9084 3599 9086 3598 9084
      3595 9086 3593 9086 3592 9087 3588 9087
      3589 9136

$$

The office that day

Everything else NWS Memphis, TN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 24, 11:39 AM CDT	Special Weather Statement	MEG	Randolph	36 min
May 24, 3:29 PM CDT	Flash Flood Warning	MEG	Clay, Randolph	3 hr
May 24, 4:01 PM CDT	Special Weather Statement	MEG	Craighead	29 min
May 24, 4:16 PM CDT	Flash Flood Warning	MEG	Craighead	3 hr
May 24, 4:23 PM CDT	Severe Thunderstorm Warning	MEG	Craighead	52 min
May 24, 4:38 PM CDT	Severe Thunderstorm Warning	MEG	Craighead, Greene, Mississippi	35 min
May 24, 4:52 PM CDT	Severe Thunderstorm Warning	MEG	Lawrence, Randolph	38 min
May 24, 5:30 PM CDT	Special Weather Statement	MEG	Craighead, Lawrence	45 min
May 24, 5:39 PM CDT	Flash Flood Warning Emergency	MEG	Craighead	3 hr
May 24, 5:43 PM CDT	Severe Thunderstorm Warning	MEG	Craighead, Poinsett	47 min
May 24, 6:23 PM CDT	Severe Thunderstorm Warning	MEG	Craighead, Mississippi, Poinsett	37 min

Nearby

Flash Flood Warnings in Arkansas, 2016 Every flash flood warning in 2016

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.