Alert archive / Mississippi / Flash Flood Warnings in 2012
Flash Flood Warning 12, NWS Mobile, AL
NWS Mobile, AL issued this flash flood warning at Mar 30, 2012, 8:33 PM CDT for Greene County, Perry County, Mississippi. It was in force for 117 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
- Mar 30, 2012, 8:33 PM CDT (01:33 UTC)
- Expired
- Mar 30, 2012, 10:30 PM CDT
- In force
- 117 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Flood severity
- None
Counties Greene County, MS, Perry County, MS
The radar
The Mobile radar (KMOB), 99 km from the middle of the area, began a volume at 01:34 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 00:00Z, 1.6 hours before the alert went out and 145 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.
- Mixed-layer CAPE
- 672 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 1146 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 39 m²/s²
- 0-3 km storm-relative helicity
- 105 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
952
WGUS54 KMOB 310133
FFWMOB
MSC041-111-310330-
/O.NEW.KMOB.FF.W.0012.120331T0133Z-120331T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOBILE AL
833 PM CDT FRI MAR 30 2012
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHWESTERN GREENE COUNTY IN SOUTHEAST MISSISSIPPI...
NORTHEASTERN PERRY COUNTY IN SOUTHEAST MISSISSIPPI...
THIS INCLUDES THE CITY OF RICHTON...
* UNTIL 1030 PM CDT
* AT 825 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED VERY HEAVY
RAIN FROM SLOW MOVING THUNDERSTORMS OVER THE WARNED AREA. RADAR
ESTIMATES THAT 3 TO 6 INCHES OF RAIN HAS FALLEN OVER A SMALL
PORTION OF NORTHWESTERN GREENE AND NORTHEASTERN PERRY COUNTIES.
THE AXIS OF THE HEAVY RAIN HAS FALLEN RIGHT ALONG HIGHWAYS 42 AND
63. ADDITIONAL THUNDERSTORMS OVER THE NEXT HOUR OR TWO WILL
BRING ANOTHER 1 TO 3 INCHES OF RAIN...RESULTING IN THE LIKELIHOOD
OF FLASH FLOODING.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO GOOD
HOPE...EAST SIDE...BREWER...CARSON CITY AND PIAVE.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
LAT...LON 3139 8906 3142 8896 3143 8866 3130 8864
3124 8904
$$
JFB1 follow-up statement
520
WGUS74 KMOB 310333
FFSMOB
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1033 PM CDT FRI MAR 30 2012
MSC041-111-310343-
/O.EXP.KMOB.FF.W.0012.000000T0000Z-120331T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PERRY MS-GREENE MS-
1033 PM CDT FRI MAR 30 2012
...THE FLASH FLOOD WARNING HAS EXPIRED FOR NORTHWESTERN GREENE AND
NORTHEASTERN PERRY COUNTIES...
THE HEAVY RAIN AND THREAT FOR FLASH FLOODING HAS ENDED ACROSS THE
WARNED AREA.
LAT...LON 3139 8906 3142 8896 3143 8866 3130 8864
3124 8904
$$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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.