Alert archive / Arkansas / Flash Flood Warnings in 2016

Flash Flood Warning 73, NWS Memphis, TN

May 24, 2016Clay County, Randolph County, Arkansas

NWS Memphis, TN issued this flash flood warning at May 24, 2016, 3:29 PM CDT for Clay County, Randolph 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, 3:29 PM CDT (20:29 UTC)
Expired: May 24, 2016, 6:30 PM CDT
In force: 3 hr
Issued by: NWS Memphis, TN
Area: Storm-based polygon
Flood severity: None

Counties Clay County, AR, Randolph County, AR

The nearest sounding before it

Little Rock, AR (KBYH), launched 12:00Z, 8.5 hours before the alert went out and 190 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.

230 
WGUS54 KMEG 242029
FFWMEG
ARC021-121-242330-
/O.NEW.KMEG.FF.W.0073.160524T2029Z-160524T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

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

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHWESTERN CLAY COUNTY IN EASTERN ARKANSAS...
  NORTHEASTERN RANDOLPH COUNTY IN EASTERN ARKANSAS...

* UNTIL 630 PM CDT

* AT 328 PM CDT...DOPPLER RADAR ESTIMATES 2 TO 3 INCHES OF RAIN HAS
  OCCURRED OVER THE PAST HOUR. SHOWERS AND THUNDERSTORMS WILL
  PRODUCE AN ADDITIONAL 1 TO 3 INCHES OF RAIN OVER THE NEXT 3 HOURS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.

&&

LAT...LON 3650 9053 3627 9073 3634 9093 3650 9090

$$

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, 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, 5:11 PM CDT	Flash Flood Warning	MEG	Lawrence	3 hr
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.