Alert archive / Arkansas / Flash Flood Warnings in 2016

Flash Flood Warning 85, NWS Memphis, TN

May 27, 2016Craighead County, Arkansas

NWS Memphis, TN issued this flash flood warning at May 27, 2016, 12:31 PM CDT for Craighead County, Arkansas. It was in force for 3 hr. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
May 27, 2016, 12:31 PM CDT (17:31 UTC)
Expired
May 27, 2016, 3:30 PM CDT
In force
3 hr
Issued by
NWS Memphis, TN
Area
Storm-based polygon
Flood severity
None

County Craighead County, AR

The radar

The Memphis radar (KNQA), 84 km from the middle of the area, began a volume at 17:31 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.

What was reported inside it

TimeReportWhereRemark
May 27, 12:32 PM CDTFLASH FLOODBay, ARWATER COVERING PORTIONS OF I-555 IN BAY CAUSING LANES OF TRAFFIC TO BE CLOSED.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Little Rock, AR (KBYH), launched 12:00Z, 5.5 hours before the alert went out and 129 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, Little Rock, AR at 12:00Z on 2016-05-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 202 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, Little Rock, AR at 12:00Z on 2016-05-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 113 square meters per square second.19395878Sfc1 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
202 J/kg
Mixed-layer CIN
-27 J/kg
Mixed-layer LCL
737 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
113 m²/s²
0-3 km storm-relative helicity
101 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.7

Open this sounding in Storm Lab

The text

As transmitted.

346 
WGUS54 KMEG 271731
FFWMEG
ARC031-272030-
/O.NEW.KMEG.FF.W.0085.160527T1731Z-160527T2030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
1231 PM CDT FRI MAY 27 2016

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

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

* UNTIL 330 PM CDT

* AT 1231 PM CDT...DOPPLER RADAR ESTIMATES 1 TO 3 INCHES OF RAIN HAS
  OCCURRED OVER THE PAST 3 HOURS. SHOWERS AND THUNDERSTORMS WILL
  PRODUCE AN ADDITIONAL 1 TO 3 INCHES OF RAIN OVER THE NEXT 3 HOURS.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  JONESBORO...LAKE CITY...BAY...BROOKLAND...MONETTE...CARAWAY...BLACK
  OAK...SANDY...GOOBERTOWN...POPLAR RIDGE...LESTER...CARY...
  MANGRUM...SOUTHLAND...LUNSFORD...BUNNEY...DAVIS SPUR...FARRVILLE...
  MACEY AND GUM POINT.

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 3596 9062 3597 9057 3597 9039 3599 9038
      3600 9029 3570 9029 3571 9077

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 26, 7:49 PM CDTAreal Flood AdvisoryMEGGreene3 hr
May 27, 3:00 AM CDTFlash Flood WarningMEGCraighead, Randolph3 hr
May 27, 3:03 AM CDTFlash Flood WarningMEGRandolph3 hr
May 27, 5:55 AM CDTFlash Flood WarningMEGClay, Greene, Lawrence, Randolph3 hr
May 27, 11:35 AM CDTRiver Flood WarningMEGClay, Greene3 days

Nearby

Flash Flood Warnings in Arkansas, 2016Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.