Alert archive / Mississippi / Flash Flood Warnings in 2011

Flash Flood Warning 8, NWS Mobile, AL

March 9, 2011Wayne County, Mississippi; Choctaw County, Alabama

NWS Mobile, AL issued this flash flood warning at Mar 9, 2011, 5:07 AM CST for Wayne County, Mississippi; Choctaw County, Alabama. It was in force for 6 hr. 4 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 9, 2011, 5:07 AM CST (11:07 UTC)
Expired: Mar 9, 2011, 11:00 AM CST
In force: 6 hr
Issued by: NWS Mobile, AL
Area: Storm-based polygon
Flood severity: None

Counties Choctaw County, AL, Wayne County, MS

The radar

The Mobile radar (KMOB), 129 km from the middle of the area, began a volume at 11:09 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.

What was reported inside it

Time	Report	Where	Remark
Mar 9, 5:30 AM CST	FLASH FLOOD	11 Wnw Waynesboro, MS	SECTION OF EUCUTTA RD. TEMPORARILY CLOSED DUE TO WATER.
Mar 9, 5:52 AM CST	FLASH FLOOD	7 W Waynesboro, MS	WIDESPREAD FLOODING ALONG HWY 84 NEAR THE WAYNE AND JONES COUNTY LINE.
Mar 9, 7:00 AM CST	FLASH FLOOD	Eucutta, MS	A BRIDGE OM GULLY TAMPA CREEK WAS DAMAGED DUE TO FLASH FLOODING. MINOR DAMAGE TO SEVERAL COUNTY ROADS ALSO OCCURRED ACROSS WAYNE COUNTY.
Mar 9, 7:30 AM CST	FLASH FLOOD	2 E Melvin, AL	COUNTY ROAD 18 EAST OF MELVIN...ONE LANE IMPASSABLE DUE TO WATER LINE WASH OUT.

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, 11.1 hours before the alert went out and 176 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 600 m above ground
0-6 km bulk shear: 65 kt
0-1 km storm-relative helicity: 542 m²/s²
0-3 km storm-relative helicity: 664 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

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

148 
WGUS54 KMOB 091107
FFWMOB
ALC023-MSC153-091700-
/O.NEW.KMOB.FF.W.0008.110309T1107Z-110309T1700Z/
/00000.0.RS.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOBILE AL
507 AM CST WED MAR 9 2011

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHERN WAYNE COUNTY IN SOUTHEAST MISSISSIPPI...
  THIS INCLUDES THE CITY OF WAYNESBORO...
  SOUTHERN CHOCTAW COUNTY IN SOUTHWEST ALABAMA...

* UNTIL 1100 AM CST

* AT 500 AM CST...NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF 
  INTENSE SHOWERS AND THUNDERSTORMS MOVING INTO NORTHERN WAYNE AND   
  SOUTHERN CHOCTAW COUNTIES. HEAVY RAIN WILL TRAIN ACROSS THESE AREAS
  FOR THE NEXT COUPLE OF HOURS AT LEAST...RESULTING IN THE POTENTIAL
  FOR FLASH FLOODING TO QUICKLY DEVELOP.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WIMBLY...
  TOXEY...GILBERTOWN AND CHAPPELL HILL

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.

REPORT FLASH FLOODING TO YOUR NATIONAL WEATHER SERVICE IN MOBILE AT
AREA CODE 2 5 1...AND THEN 6 3 3 6 4 4 3. OR...YOU MAY CONTACT YOUR
NEAREST LAW ENFORCEMENT AGENCY OR COUNTY EMERGENCY MANAGEMENT...AND
THEY WILL RELAY YOUR REPORT.

LAT...LON 3199 8807 3196 8808 3195 8812 3192 8808
      3190 8813 3186 8814 3183 8818 3178 8816
      3176 8811 3174 8809 3171 8811 3170 8846
      3167 8847 3158 8893 3183 8893 3185 8863
      3189 8848 3194 8847

$$

JFB

2 follow-up statements

982 
WGUS74 KMOB 091342
FFSMOB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
742 AM CST WED MAR 9 2011

ALC023-MSC153-091700-
/O.CON.KMOB.FF.W.0008.000000T0000Z-110309T1700Z/
/00000.0.RS.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CHOCTAW AL-WAYNE MS-
742 AM CST WED MAR 9 2011

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1100 AM CST FOR
NORTHERN WAYNE AND SOUTHERN CHOCTAW COUNTIES...

AT 734 AM CST...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED WIDESPREAD 
ACROSS CHOCTAW COUNTY RESULTING IN THE CLOSURE OF SEVERAL ROADS 
ACROSS THE COUNTY. SOME OF THE ROADS CLOSED INCLUDE COUNTY ROADS 51 
AND 21...AS WELL AS HIGHWAY 114 AND 156.  IN ADDITION...A BRIDGE ON 
COUNTY ROAD 32 HAS COLLAPSED DUE TO HIGH WATER. WATER IS ALSO LIKELY 
COVERING ROADWAYS IN NORTHERN WAYNE COUNTY. LIGHT TO MODERATE RAIN 
CONTINUES TO FALL ACROSS THE AREA AND WATER LEVELS WILL LIKELY 
CONTINUE TO RISE OVER THE NEXT FEW HOURS. THIS WILL CREATE VERY 
DANGEROUS DRIVING CONDITIONS ACROSS THE WARNED AREA.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WIMBLY...
TOXEY...GILBERTOWN AND CHAPPELL HILL

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.

REPORT FLASH FLOODING TO YOUR NATIONAL WEATHER SERVICE IN MOBILE AT
AREA CODE 2 5 1...AND THEN 6 3 3 6 4 4 3. OR...YOU MAY CONTACT YOUR
NEAREST LAW ENFORCEMENT AGENCY OR COUNTY EMERGENCY MANAGEMENT...AND
THEY WILL RELAY YOUR REPORT.

&&

LAT...LON 3199 8807 3196 8808 3195 8812 3192 8808
      3190 8813 3186 8814 3183 8818 3178 8816
      3176 8811 3174 8809 3171 8811 3170 8846
      3167 8847 3158 8893 3183 8893 3185 8863
      3189 8848 3194 8847

$$

JFB

597 
WGUS74 KMOB 091613
FFSMOB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1013 AM CST WED MAR 9 2011

ALC023-MSC153-091700-
/O.CON.KMOB.FF.W.0008.000000T0000Z-110309T1700Z/
/00000.0.RS.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CHOCTAW AL-WAYNE MS-
1013 AM CST WED MAR 9 2011

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1100 AM CST FOR
NORTHERN WAYNE AND SOUTHERN CHOCTAW COUNTIES...

AT 1010 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATES 
THAT AS MUCH AS 8 INCHES OF RAIN HAS FALLEN ACROSS NORTHERN WAYNE 
COUNTY MISSISSIPPI AND SOUTHERN CHOCTAW COUNTY ALABAMA.  A NEW FLASH 
FLOOD WARNING WILL BE ISSUED SOON FOR THIS AREA...EXTENDING THE 
EXPIRATION TIME UNTIL AROUND 1 PM CST.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.

A TORNADO WATCH REMAINS IN EFFECT UNTIL NOON CST WEDNESDAY FOR
SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA.

&&

LAT...LON 3199 8807 3196 8808 3195 8812 3192 8808
      3190 8813 3186 8814 3183 8818 3178 8816
      3176 8811 3174 8809 3171 8811 3170 8846
      3167 8847 3158 8893 3183 8893 3185 8863
      3189 8848 3194 8847

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 8, 7:01 PM CST	Severe Thunderstorm Warning	MOB	Greene, Perry	44 min
Mar 8, 7:47 PM CST	Severe Thunderstorm Warning	MOB	Greene, Perry, Wayne	43 min
Mar 8, 8:23 PM CST	Severe Thunderstorm Warning	MOB	Greene, Wayne	37 min
Mar 8, 9:32 PM CST	River Flood Warning	MOB	George, Greene, Perry	9 days
Mar 8, 9:32 PM CST	River Flood Warning	MOB	George, Greene, Jackson	10 days
Mar 9, 5:01 AM CST	Tornado Warning	MOB	Wayne	44 min
Mar 9, 5:51 AM CST	Flash Flood Warning	MOB	Greene, Perry, Wayne	6 hr
Mar 9, 6:00 AM CST	Tornado Warning	MOB	Greene, Perry	45 min
Mar 9, 6:04 AM CST	Tornado Warning	MOB	Perry, Stone	41 min
Mar 9, 6:37 AM CST	Tornado Warning	MOB	Greene	17 min
Mar 9, 6:38 AM CST	Tornado Warning	MOB	George, Greene, Perry, Stone	37 min
Mar 9, 6:41 AM CST	Severe Thunderstorm Warning	MOB	George, Stone	49 min
Mar 9, 7:08 AM CST	Severe Thunderstorm Warning	MOB	George, Greene	52 min
Mar 9, 7:26 AM CST	Flash Flood Warning	MOB	George, Greene, Perry, Stone	6 hr
Mar 9, 11:00 AM CST	Areal Flood Warning	MOB	Wayne	5 hr
Mar 9, 11:30 AM CST	River Flood Warning	MOB	Greene, Wayne	47 hr
Mar 9, 11:30 AM CST	River Flood Warning	MOB	Perry	6 days
Mar 9, 12:00 PM CST	Areal Flood Warning	MOB	Greene, Perry, Wayne	4 hr
Mar 8, 7:11 PM CST	Severe Thunderstorm Warning	MOB	Mobile, Washington	34 min
Mar 8, 9:04 PM CST	Severe Thunderstorm Warning	MOB	Clarke, Washington	41 min
Mar 8, 9:44 PM CST	Severe Thunderstorm Warning	MOB	Clarke, Washington, Wilcox	46 min
Mar 9, 1:32 AM CST	Flash Flood Warning	MOB	Choctaw	118 min
Mar 9, 4:20 AM CST	Flash Flood Warning	MOB	Choctaw	6 hr
Mar 9, 4:22 AM CST	Severe Thunderstorm Warning	MOB	Choctaw	38 min
Mar 9, 4:32 AM CST	Tornado Warning	MOB	Choctaw	33 min
Mar 9, 5:40 AM CST	Tornado Warning	MOB	Choctaw, Clarke	33 min
Mar 9, 7:33 AM CST	Flash Flood Warning	MOB	Monroe	6 hr
Mar 9, 7:52 AM CST	Severe Thunderstorm Warning	MOB	Baldwin, Mobile	83 min
Mar 9, 7:54 AM CST	Special Marine Warning	MOB		81 min
Mar 9, 8:01 AM CST	Tornado Warning	MOB	Baldwin, Mobile	44 min
Mar 9, 8:14 AM CST	Severe Thunderstorm Warning	MOB	Conecuh, Covington, Escambia	61 min
Mar 9, 8:27 AM CST	Tornado Warning	MOB	Baldwin, Mobile	63 min
Mar 9, 8:35 AM CST	Tornado Warning	MOB	Conecuh, Covington, Escambia	40 min
Mar 9, 8:41 AM CST	Flash Flood Warning	MOB	Baldwin, Mobile	4 hr
Mar 9, 8:48 AM CST	Flash Flood Warning	MOB	Conecuh, Escambia	5 hr
Mar 9, 8:50 AM CST	Severe Thunderstorm Warning	MOB	Butler, Conecuh, Covington, Crenshaw	40 min
Mar 9, 9:02 AM CST	Severe Thunderstorm Warning	MOB	Baldwin, Escambia	58 min
Mar 9, 9:10 AM CST	Severe Thunderstorm Warning	MOB	Butler, Conecuh, Covington, Crenshaw, Escambia	65 min
Mar 9, 9:10 AM CST	Tornado Warning	MOB	Baldwin	50 min
Mar 9, 9:16 AM CST	Tornado Warning	MOB	Baldwin	44 min
Mar 9, 9:16 AM CST	Tornado Warning	MOB	Covington	59 min
Mar 9, 9:19 AM CST	Special Marine Warning	MOB		116 min
Mar 9, 9:23 AM CST	Special Marine Warning	MOB		97 min
Mar 9, 9:25 AM CST	Flash Flood Warning	MOB	Baldwin	6 hr
Mar 9, 9:26 AM CST	Tornado Warning	MOB	Baldwin, Escambia	49 min
Mar 9, 9:26 AM CST	Tornado Warning	MOB	Covington, Crenshaw	26 min
Mar 9, 9:36 AM CST	Flash Flood Warning	MOB	Conecuh, Covington, Escambia	114 min
Mar 9, 9:40 AM CST	Tornado Warning	MOB	Baldwin	50 min
Mar 9, 9:44 AM CST	Areal Flood Advisory	MOB	Butler, Conecuh, Covington, Crenshaw	4 hr
Mar 9, 9:54 AM CST	Tornado Warning	MOB	Covington	25 min
Mar 9, 10:09 AM CST	Severe Thunderstorm Warning	MOB	Covington	66 min
Mar 9, 10:22 AM CST	Areal Flood Warning	MOB	Choctaw	5 hr
Mar 9, 10:55 AM CST	Special Marine Warning	MOB		80 min
Mar 9, 11:14 AM CST	Tornado Warning	MOB	Baldwin	61 min
Mar 9, 11:30 AM CST	River Flood Warning	MOB	Clarke, Monroe, Wilcox	10 days
Mar 9, 11:54 AM CST	Areal Flood Advisory	MOB	Conecuh, Covington, Escambia	111 min
Mar 9, 11:58 AM CST	Special Marine Warning	MOB		2 hr
Mar 9, 2:02 PM CST	Special Marine Warning	MOB		58 min

Nearby

Flash Flood Warnings in Mississippi, 2011 Flash Flood Warnings in Alabama, 2011 Every flash flood warning in 2011

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.