Alert archive / Mississippi / Flash Flood Warnings in 2016

Flash Flood Warning 101, NWS Memphis, TN

July 5, 2016Coahoma County, Quitman County, Tunica County, Mississippi; Phillips County, Arkansas

NWS Memphis, TN issued this flash flood warning at Jul 5, 2016, 7:06 AM CDT for Coahoma County, Quitman County, Tunica County, Mississippi; Phillips 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: Jul 5, 2016, 7:06 AM CDT (12:06 UTC)
Expired: Jul 5, 2016, 10:00 AM CDT
In force: 3 hr
Issued by: NWS Memphis, TN
Area: Storm-based polygon
Flood severity: None

Counties Phillips County, AR, Coahoma County, MS, Quitman County, MS, Tunica County, MS

The radar

The Little Rock radar (KLZK), 139 km from the middle of the area, began a volume at 12:09 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

Little Rock, AR (KBYH), launched 12:00Z, 0.1 hours before the alert went out and 105 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: 1466 J/kg
Mixed-layer CIN: -60 J/kg
Mixed-layer LCL: 888 m above ground
0-6 km bulk shear: 12 kt
0-1 km storm-relative helicity: 95 m²/s²
0-3 km storm-relative helicity: 87 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

096 
WGUS54 KMEG 051206
FFWMEG
ARC107-MSC027-119-143-051500-
/O.NEW.KMEG.FF.W.0101.160705T1206Z-160705T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
706 AM CDT TUE JUL 5 2016

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  PHILLIPS COUNTY IN ARKANSAS...
  COAHOMA COUNTY IN MISSISSIPPI...
  SOUTHERN TUNICA COUNTY IN MISSISSIPPI...
  QUITMAN COUNTY IN MISSISSIPPI...

* UNTIL 1000 AM CDT

* AT 705 AM CDT...DOPPLER RADAR ESTIMATES 1 TO 2 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...
  CLARKSDALE...MARVELL...ELAINE...WEST HELENA...ST FRANCIS NATIONAL
  PARK...WHITE RIVER NATIONAL WILDLIFE REFUGE...HELENA...MARKS...
  LAMBERT...JONESTOWN...FRIARS POINT...SLEDGE...LEXA...CRUMROD...
  DUBLIN...VANCE...WATKINS CORNER...DUNDEE...DARLING AND BELEN.

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 3414 9108 3419 9109 3422 9106 3428 9108
      3430 9107 3429 9106 3434 9106 3434 9100
      3447 9100 3447 9105 3464 9105 3464 9058
      3450 9021 3407 9017 3408 9066 3412 9067
      3412 9112

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 4, 7:19 PM CDT	Special Weather Statement	MEG	Lafayette	41 min
Jul 4, 7:20 PM CDT	Special Weather Statement	MEG	Union	40 min
Jul 4, 8:57 PM CDT	Special Weather Statement	MEG	Calhoun, Pontotoc	48 min
Jul 5, 4:38 AM CDT	Special Weather Statement	MEG	Coahoma, Quitman	37 min
Jul 5, 5:09 AM CDT	Special Weather Statement	MEG	Panola	36 min
Jul 5, 5:26 AM CDT	Severe Thunderstorm Warning	MEG	Tallahatchie, Yalobusha	49 min
Jul 5, 6:31 AM CDT	Special Weather Statement	MEG	Calhoun	44 min
Jul 5, 7:19 AM CDT	Flash Flood Warning	MEG	Calhoun, Chickasaw	3 hr
Jul 5, 6:54 PM CDT	Special Weather Statement	MEG	Lee	36 min

Nearby

Flash Flood Warnings in Mississippi, 2016 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; radar from the NEXRAD Level II archive.