Alert archive / Mississippi / Flash Flood Warnings in 2012

Flash Flood Warning 27, NWS Jackson, MS

March 22, 2012Forrest County, Jones County, Lamar County, Mississippi

NWS Jackson, MS issued this flash flood warning at Mar 22, 2012, 8:16 AM CDT for Forrest County, Jones County, Lamar County, Mississippi. It was in force for 3 hr. 8 reports 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
Mar 22, 2012, 8:16 AM CDT (13:16 UTC)
Expired
Mar 22, 2012, 11:15 AM CDT
In force
3 hr
Issued by
NWS Jackson, MS
Area
Storm-based polygon
Flood severity
None

Counties Forrest County, MS, Jones County, MS, Lamar County, MS

The radar

The Mobile radar (KMOB), 120 km from the middle of the area, began a volume at 13:16 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
Mar 22, 9:00 AM CDTFLASH FLOOD3 Sw Mclaurin, MSGEIGER LAKE ROAD IN PAUL B JOHNSON STATE PARK WAS DAMAGED BY FLOOD WATERS. DELAYED REPORT
Mar 22, 9:20 AM CDTFLASH FLOOD3 E Purvis, MSWATER WAS OVER BROWNS BRIDGE ROAD NEAR BAKER ROAD
Mar 22, 9:33 AM CDTFLASH FLOODOvett, MSRURAL ROADS AROUND THE OVETT AREA ARE FLOODED PER PUBLIC REPORT
Mar 22, 9:58 AM CDTFLASH FLOODEllisville, MSNUMEROUS ROADS CLOSED ACROSS JONES COUNTY DUE TO FLASH FLOODING...INCLUDING MAGNOLIA...MONARCH...SAND HILL CHURCH...BIG CREEK...TOM COLLINS. ONE HOME ON REEDY CREEK ROAD FLOODED.
Mar 22, 10:00 AM CDTFLASH FLOODEastabuchie, MSWATER WAS COVERING CHURCH ST IN THE EASTABUCHIE COMMUNITY
Mar 22, 10:00 AM CDTFLASH FLOODWnw Eastabuchie, MSWATER WAS COVERING CHURCH ST IN THE EASTABUCHIE COMMUNITY
Mar 22, 10:35 AM CDTFLASH FLOOD2 Se Ovett, MSUP TO 3 TO 4 FEET OF WATER WAS COVERING A PART OF LOWER OVETT ROAD
Mar 22, 10:35 AM CDTFLASH FLOODLaurel, MSSHORT 7TH AVENUE WAS FLOODED

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

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 1.3 hours before the alert went out and 112 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 2012-03-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2 joules per kilogram.LCLEL10008507005003002001001 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 2012-03-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 148 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
2 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
438 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
148 m²/s²
0-3 km storm-relative helicity
377 m²/s²
Significant tornado parameter
0.0
Supercell composite
5.3

Open this sounding in Storm Lab

The text

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

305 
WGUS54 KJAN 221316
FFWJAN
MSC035-067-073-221615-
/O.NEW.KJAN.FF.W.0027.120322T1316Z-120322T1615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
816 AM CDT THU MAR 22 2012

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  FORREST COUNTY IN SOUTHEAST MISSISSIPPI...
  THIS INCLUDES THE CITIES OF...PETAL...HATTIESBURG...
  JONES COUNTY IN SOUTHEAST MISSISSIPPI...
  THIS INCLUDES THE CITIES OF...LAUREL...ELLISVILLE...
  LAMAR COUNTY IN SOUTHEAST MISSISSIPPI...
  THIS INCLUDES THE CITY OF WEST HATTIESBURG...

* UNTIL 1115 AM CDT

* AT 814 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED    
  AN AREA OF SHOWERS AND THUNDERSTORMS PRODUCING HEAVY RAIN AROUND   
  20 MILES SOUTHWEST OF BAXTERVILLE MOVING NORTHEAST AT 50 MPH.      
  ESTIMATED RADAR RAINFALL AMOUNTS...ON THE ORDER OF ONE TO THREE    
  INCHES...HAVE OCCURRED IN THE PAST THREE HOURS. 

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  LUMBERTON...MAXIE...ROCK HILL...PURVIS...BROOKLYN...MCLAURIN...
  SUMRALL...SUNRISE...RAWLS SPRINGS...MACEDONIA...EASTABUCHIE...
  MOSELLE...OVETT...TUCKERS CROSSING...MILL CREEK AND SANDERSVILLE

VERY HEAVY RAINFALL WILL CONTINUE OVER THE WARNED AREA FOR THE NEXT 
TWO HOURS WITH AN ADDITIONAL ONE OR TWO INCHES POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE WATER COVERS THE ROADWAY. WHEN ENCOUNTERING FLOODED ROADS
MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.

&&

LAT...LON 3100 8935 3100 8941 3097 8944 3097 8947
      3101 8951 3100 8965 3143 8965 3143 8940
      3179 8940 3182 8894 3144 8894 3143 8914
      3091 8913 3091 8934

$$
BYB
1 follow-up statement
061 
WGUS74 KJAN 221512
FFSJAN

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
1012 AM CDT THU MAR 22 2012

MSC035-067-073-221615-
/O.CON.KJAN.FF.W.0027.000000T0000Z-120322T1615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LAMAR MS-JONES MS-FORREST MS-
1012 AM CDT THU MAR 22 2012

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1115 AM CDT FOR
FORREST...JONES AND LAMAR COUNTIES...

AT 1012 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
DETECT THUNDERSTORMS PRODUCING VERY HEAVY RAIN NEAR PURVIS...OR 16
MILES SOUTH OF WEST HATTIESBURG...MOVING NORTHEAST AT 55 MPH.
ESTIMATED RADAR RAINFALL AMOUNTS...ON THE ORDER OF ONE TO TWO
INCHES...HAVE OCCURRED IN THE PAST THREE HOURS.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ROCK
HILL...BROOKLYN...MCLAURIN...SUMRALL...HATTIESBURG...RAWLS SPRINGS...
SUNRISE...PETAL...EASTABUCHIE...MACEDONIA...MOSELLE...OVETT...
ELLISVILLE...TUCKERS CROSSING...LAUREL...MILL CREEK AND SANDERSVILLE

VERY HEAVY RAINFALL WILL CONTINUE OVER THE WARNED AREA FOR THE NEXT
TWO HOURS. WITH AN ADDITIONAL ONE TO TWO INCHES POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE WATER COVERS THE ROADWAY. WHEN ENCOUNTERING FLOODED ROADS
MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.

&&

LAT...LON 3100 8935 3100 8941 3097 8944 3097 8947
      3101 8951 3100 8965 3143 8965 3143 8940
      3179 8940 3182 8894 3144 8894 3143 8914
      3091 8913 3091 8934

$$

DHB

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 21, 7:15 PM CDTFlash Flood WarningJANHinds, Madison, Rankin2 hr
Mar 21, 8:46 PM CDTFlash Flood WarningJANForrest94 min
Mar 21, 9:55 PM CDTFlash Flood WarningJANJones2 hr
Mar 21, 10:39 PM CDTFlash Flood WarningJANClarke, Lauderdale94 min
Mar 22, 4:03 AM CDTFlash Flood WatchJANChoctaw, Clarke, Clay, Covington, Forrest, Jasper and 15 more25 hr
Mar 22, 5:27 AM CDTRiver Flood WarningJANNeshoba6 days
Mar 22, 5:27 AM CDTRiver Flood WarningJANLeake7 days
Mar 22, 5:27 AM CDTRiver Flood WarningJANLeake8 days
Mar 22, 5:27 AM CDTRiver Flood WarningJANLeake4 days
Mar 22, 5:45 AM CDTRiver Flood WarningJANForrest52 hr
Mar 22, 8:24 AM CDTFlash Flood WarningJANClarke, Lauderdale3 hr
Mar 22, 8:33 AM CDTRiver Flood WarningJANMadison, Yazoo9 days
Mar 22, 8:36 AM CDTFlash Flood WarningJANKemper, Lowndes, Noxubee3 hr
Mar 22, 8:52 AM CDTFlash Flood WarningJANNeshoba, Newton, Winston113 min
Mar 22, 9:01 AM CDTFlash Flood WarningJANCovington, Jasper, Smith3 hr
Mar 22, 10:16 AM CDTRiver Flood WarningJANLeake5 days
Mar 22, 10:16 AM CDTRiver Flood WarningJANHinds, Rankin7 days
Mar 22, 10:16 AM CDTRiver Flood WarningJANCopiah, Simpson4 days
Mar 22, 10:16 AM CDTRiver Flood WarningJANLawrence4 days
Mar 22, 11:00 AM CDTAreal Flood WarningJANNeshoba, Newton, Winston6 hr
Mar 22, 11:15 AM CDTFlash Flood WarningJANForrest, Jones, Lamar2 hr
Mar 22, 11:29 AM CDTFlash Flood WarningJANKemper, Lowndes, Noxubee2 hr
Mar 22, 11:30 AM CDTFlash Flood WarningJANClarke, Lauderdale2 hr
Mar 22, 12:15 PM CDTAreal Flood WarningJANClarke, Covington, Jasper, Jefferson Davis, Jones, Smith6 hr
Mar 22, 12:39 PM CDTRiver Flood WarningJANCovington, Forrest21 hr
Mar 22, 1:09 PM CDTRiver Flood WarningJANJones5 days
Mar 22, 1:16 PM CDTAreal Flood WarningJANForrest, Jones, Lamar6 hr
Mar 22, 1:32 PM CDTAreal Flood WarningJANClarke, Lauderdale6 hr
Mar 22, 1:35 PM CDTAreal Flood WarningJANKemper, Lowndes, Noxubee6 hr
Mar 22, 2:00 PM CDTRiver Flood WarningJANLeake4 days
Mar 22, 4:13 PM CDTRiver Flood WarningJANNoxubee6 hr

Nearby

Flash Flood Warnings in Mississippi, 2012Every flash flood warning in 2012

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.