Alert archive / Mississippi / Flash Flood Warnings in 2013

Flash Flood Warning 20, NWS Mobile, AL

June 5, 2013Wayne County, Mississippi

NWS Mobile, AL issued this flash flood warning at Jun 5, 2013, 8:39 PM CDT for Wayne 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 5, 2013, 8:39 PM CDT (01:39 UTC)
Expired
Jun 5, 2013, 11:45 PM CDT
In force
3 hr
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Flood severity
None

County Wayne County, MS

The radar

The Mobile radar (KMOB), 124 km from the middle of the area, began a volume at 01:42 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 5, 9:30 PM CDTFLASH FLOODWaynesboro, MSWAYNE COUNTY EMA REPORTS SIGNIFICANT FLOODING AT THE INTERSECTION OF SPRING ST AND AZALEA DR IN WAYNESBORO. TWO FEET OF FLOOD WATERS REPORTED.

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

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 1.7 hours before the alert went out and 148 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, Jackson, MS at 00:00Z on 2013-06-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1801 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, Jackson, MS at 00:00Z on 2013-06-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 108 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
1801 J/kg
Mixed-layer CIN
-109 J/kg
Mixed-layer LCL
873 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
108 m²/s²
0-3 km storm-relative helicity
247 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.3

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

779 
WGUS54 KMOB 060139
FFWMOB
MSC153-060445-
/O.NEW.KMOB.FF.W.0020.130606T0139Z-130606T0445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOBILE AL
839 PM CDT WED JUN 5 2013

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  WAYNE COUNTY IN SOUTHEAST MISSISSIPPI...

* UNTIL 1145 PM CDT

* AT 833 PM CDT...WAYNE COUNTY EMERGENCY MANAGEMENT REPORTED SEVEREAL
  STREETS WERE FLOODED IN WAYNESBORO...WITH SOME CITY STREETS BEGINNING
  TO BE CLOSED OFF. VERY HEAVY RAINFALL WAS INDICATED OVER THE WARNED
  AREA AND RADAR ESTIMATES SHOW THAT 2 TO 3 INCHES OF RAINFALL HAS
  OCCURRED OVER THE PAST HOUR. THIS WILL LIKELY CAUSE FLASH FLOODING
  IN THE WARNED AREA.

* LOCATIONS IMPACTED INCLUDE...
  WAYNESBORO...         CLARA...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS FLOODING IS IMMINENT OR OCCURRING. SEEK
HIGHER GROUND IMMEDIATELY. DO NOT DRIVE OR WALK INTO AREAS WHERE
WATER CROSSES A ROAD. TURN AROUND - DON'T DROWN!

&&

LAT...LON 3188 8849 3155 8846 3155 8894 3182 8895

$$
2 follow-up statements
426 
WGUS74 KMOB 060253
FFSMOB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
953 PM CDT WED JUN 5 2013

MSC153-060445-
/O.CON.KMOB.FF.W.0020.000000T0000Z-130606T0445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WAYNE MS-
953 PM CDT WED JUN 5 2013

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1145 PM CDT FOR
WAYNE COUNTY...

AT 930 PM CDT...WAYNE COUNTY EMERGENCY MANAGEMENT REPORTED CONTINUED 
FLASH FLOODING IN WAYNESBORO. THE MOST SIGNIFICANT FLOODING WAS 
REPORTED AT THE INTERSECTION OF SPRING STREET AND AZALEA DRIVE. 
SEVERAL ROADWAYS HAVE BEEN REPORTED CLOSED DUE TO FLOODING IN 
WAYNESBORO.

LOCATIONS IMPACTED INCLUDE...
  WAYNESBORO...         CLARA...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS FLOODING IS IMMINENT OR OCCURRING. SEEK 
HIGHER GROUND IMMEDIATELY. DO NOT DRIVE OR WALK INTO AREAS WHERE 
WATER CROSSES A ROAD. TURN AROUND - DON'T DROWN!

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

&&

LAT...LON 3188 8849 3155 8846 3155 8894 3182 8895

$$
563 
WGUS74 KMOB 060341
FFSMOB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1041 PM CDT WED JUN 5 2013

MSC153-060348-
/O.CAN.KMOB.FF.W.0020.000000T0000Z-130606T0445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WAYNE MS-
1041 PM CDT WED JUN 5 2013

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR WAYNE COUNTY...

AT 1040 PM CDT...WAYNE COUNTY EMERGENCY MANAGEMENT REPORTS THAT THE 
FLOODING HAS RECEDED IN WAYNESBORO. HEAVY RAINFALL HAS ALSO COME TO 
AN END ACROSS THE WARNED AREA. THUS THE FLASH FLOOD WARNING HAS BEEN 
CANCELLED. PONDING OF WATER MAY STILL BE ENCOUNTERED ON AREA AND 
LOCAL ROADWAYS.

LAT...LON 3188 8849 3155 8846 3155 8894 3182 8895

$$

The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 5, 7:09 PM CDTAreal Flood AdvisoryMOBPerry111 min
Jun 5, 7:51 PM CDTSevere Thunderstorm WarningMOBWayne39 min
Jun 5, 8:10 PM CDTAreal Flood AdvisoryMOBWayne3 hr
Jun 5, 8:23 PM CDTSevere Thunderstorm WarningMOBGreene52 min
Jun 5, 8:30 PM CDTSevere Thunderstorm WarningMOBWayne30 min
Jun 5, 8:56 PM CDTFlash Flood WarningMOBPerry3 hr
Jun 5, 9:04 PM CDTSevere Thunderstorm WarningMOBGeorge, Greene56 min

Nearby

Flash Flood Warnings in Mississippi, 2013Every flash flood warning in 2013

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.