Alert archive / Mississippi / Flash Flood Warnings in 2016

Flash Flood Warning 29, NWS New Orleans, LA

June 12, 2016Harrison County, Jackson County, Mississippi

NWS New Orleans, LA issued this flash flood warning at Jun 12, 2016, 3:22 PM CDT for Harrison County, Jackson County, Mississippi. It was in force for 113 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 12, 2016, 3:22 PM CDT (20:22 UTC)
Expired
Jun 12, 2016, 5:15 PM CDT
In force
113 min
Issued by
NWS New Orleans, LA
Area
Storm-based polygon
Flood severity
None

Counties Harrison County, MS, Jackson County, MS

The radar

The Mobile radar (KMOB), 59 km from the middle of the area, began a volume at 20:25 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

Slidell Radar S, LA (KSIL), launched 12:00Z, 8.4 hours before the alert went out and 89 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, Slidell Radar S, LA at 12:00Z on 2016-06-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2428 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, Slidell Radar S, LA at 12:00Z on 2016-06-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -55 square meters per square second.193958Sfc1 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
2428 J/kg
Mixed-layer CIN
-18 J/kg
Mixed-layer LCL
749 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
-55 m²/s²
0-3 km storm-relative helicity
-12 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

549 
WGUS54 KLIX 122022
FFWLIX
MSC047-059-122215-
/O.NEW.KLIX.FF.W.0029.160612T2022Z-160612T2215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
322 PM CDT SUN JUN 12 2016

THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EASTERN HARRISON COUNTY IN SOUTHEASTERN MISSISSIPPI... 
  WESTERN JACKSON COUNTY IN SOUTHERN MISSISSIPPI...

* UNTIL 515 PM CDT

* AT 318 PM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. 2 TO 3 INCHES OF RAIN HAVE
  ALREADY FALLEN IN THE WARNED AREA.

* AREAS MOST LIKELY TO SEE FLOODING ARE THOSE THAT ARE JUST NORTH OF
  INTERSTATE 10 BETWEEN GAUTIER AND ST. MARTIN.

ADDITIONAL RAINFALL AMOUNTS OF 1 TO 3 INCHES ARE POSSIBLE IN THE
WARNED AREA OVER THE NEXT HOUR OR TWO.

LAT...LON 3045 8873 3046 8896 3060 8899 3061 8871

$$

95/DM
1 follow-up statement
755 
WGUS74 KLIX 122134
FFSLIX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
434 PM CDT SUN JUN 12 2016

MSC047-059-122144-
/O.CAN.KLIX.FF.W.0029.000000T0000Z-160612T2215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
HARRISON MS-JACKSON MS-
434 PM CDT SUN JUN 12 2016

...THE FLASH FLOOD WARNING FOR NORTHEASTERN HARRISON AND WEST CENTRAL
JACKSON COUNTIES IS CANCELLED...

THE HEAVY RAIN HAS ENDED. FLOODING IS NO LONGER EXPECTED TO POSE A
THREAT. PLEASE CONTINUE TO HEED ANY REMAINING ROAD CLOSURES.

LAT...LON 3045 8873 3046 8896 3060 8899 3061 8871

$$

95/DM

The office that day

Everything else NWS New Orleans, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 12, 2:13 PM CDTSpecial Weather StatementLIXJackson62 min
Jun 12, 3:13 PM CDTSpecial Weather StatementLIXHancock32 min
Jun 12, 4:47 PM CDTSpecial Weather StatementLIXAmite, Pike, Walthall, Wilkinson58 min
Jun 12, 5:39 PM CDTAreal Flood AdvisoryLIXAmite66 min

Nearby

Flash Flood Warnings in Mississippi, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.