Alert archive / Mississippi / Flash Flood Warnings in 2017

Flash Flood Warning 28, NWS Memphis, TN

June 2, 2017Lee County, Pontotoc County, Union County, Mississippi

NWS Memphis, TN issued this flash flood warning at Jun 2, 2017, 6:28 AM CDT for Lee County, Pontotoc County, Union County, Mississippi. 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
Jun 2, 2017, 6:28 AM CDT (11:28 UTC)
Expired
Jun 2, 2017, 9:15 AM CDT
In force
3 hr
Issued by
NWS Memphis, TN
Area
Storm-based polygon
Flood severity
None

Counties Lee County, MS, Pontotoc County, MS, Union County, MS

The radar

The Columbus AFB radar (KGWX), 72 km from the middle of the area, began a volume at 11:27 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
Jun 2, 7:00 AM CDTFLASH FLOOD5 E Trace State Park, MSREPORT OF FLASH FLOODING IN WESTWIND SUBDIVISION WITH HOUSES IN NEIGHBORHOOD SURROUNDED BY WATER.

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 00:00Z, 11.5 hours before the alert went out and 109 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 00:00Z on 2017-06-02Temperature 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 00:00Z on 2017-06-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -112 square meters per square second.1939Sfc1 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
-43 J/kg
Mixed-layer LCL
938 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-112 m²/s²
0-3 km storm-relative helicity
-67 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

131 
WGUS54 KMEG 021128
FFWMEG
MSC081-115-145-021415-
/O.NEW.KMEG.FF.W.0028.170602T1128Z-170602T1415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Memphis TN
628 AM CDT FRI JUN 2 2017

The National Weather Service in Memphis has issued a

* Flash Flood Warning for...
  Northern Pontotoc County in northeastern Mississippi...
  Southwestern Union County in northeastern Mississippi...
  Southern Lee County in northeastern Mississippi...

* Until 915 AM CDT

* At 622 AM CDT...The public estimates 4 inches of rain has occurred 
  over the past 3 hours on Highway 345 between Pontotoc and Ecru. In 
  addition, Tupelo Airport has received 3.88 inches over the last 3 
  hours.
  
  Scattered showers and thunderstorms may continue over the warned 
area over the next 2 hours producing additional rainfall up to an 
inch. Any roadways that were flooded over the last 3 hours may take 
up to another 3 hours to recede.

* Some locations that will experience flooding include...
  Tupelo, Pontotoc, Verona, Trace State Park, Tombigbee State Park,
  Plantersville, Ecru, Etta, Furrs, Pinedale, Sherman, Thaxton,
  Hortontown, Esperanza, Endville, Cherry Creek, Mooreville,
  Flowerdale, Rough Edge and Old Union.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't 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 3427 8925 3448 8924 3426 8854 3409 8855

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 2, 3:33 AM CDTFlash Flood WarningMEGLee, Pontotoc, Union3 hr
Jun 2, 4:30 AM CDTFlash Flood WarningMEGBenton, Lafayette, Lee, Marshall, Union3 hr
Jun 2, 8:28 AM CDTFlash Flood WarningMEGItawamba, Monroe3 hr
Jun 2, 2:36 PM CDTFlash Flood WarningMEGPrentiss3 hr

Nearby

Flash Flood Warnings in Mississippi, 2017Every flash flood warning in 2017

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.