Alert archive / Alabama / Flash Flood Warnings in 2013

Flash Flood Warning 2, NWS Mobile, AL

February 10, 20135 counties in Alabama; Wayne County, Mississippi

NWS Mobile, AL issued this flash flood warning at Feb 10, 2013, 6:12 PM CST for 5 counties in Alabama; Wayne County, Mississippi. It was in force for 6 hr. 3 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: Feb 10, 2013, 6:12 PM CST (00:12 UTC)
Expired: Feb 11, 2013, 12:15 AM CST
In force: 6 hr
Issued by: NWS Mobile, AL
Area: Storm-based polygon
Flood severity: None

Counties Choctaw County, AL, Clarke County, AL, Monroe County, AL, Washington County, AL, Wilcox County, AL, Wayne County, MS

The radar

The Mobile radar (KMOB), 138 km from the middle of the area, began a volume at 00:13 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
Feb 11, 12:00 AM CST	HEAVY RAIN 5.36	Grove Hill, AL	CLARKE COUNTY EMA REPORTS 5.36 INCHES OF STORM TOTAL RAINFALL AS OF MIDNIGHT CST IN GROVE HILL.
Feb 11, 12:05 AM CST	FLASH FLOOD	Campbell, AL	CLARKE COUNTY EMA REPORTED PORTIONS OF BLACKSMITH RD WERE WASHED OUT NEAR CAMPBELL.
Feb 11, 12:05 AM CST	FLASH FLOOD	Grove Hill, AL	CLARKE COUNTY EMA REPORTS 5-6 INCHES OF WATER OVER ROADWAYS IN GROVE HILL.

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

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 0.2 hours before the alert went out and 182 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: 14 J/kg
Mixed-layer CIN: -278 J/kg
Mixed-layer LCL: 607 m above ground
0-6 km bulk shear: 62 kt
0-1 km storm-relative helicity: -133 m²/s²
0-3 km storm-relative helicity: 65 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.4

Open this sounding in Storm Lab

The text

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

335 
WGUS54 KMOB 110012
FFWMOB
ALC023-025-099-129-131-MSC153-110615-
/O.NEW.KMOB.FF.W.0002.130211T0012Z-130211T0615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOBILE AL
612 PM CST SUN FEB 10 2013

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHERN MONROE COUNTY IN SOUTH CENTRAL ALABAMA...
  SOUTHWESTERN WILCOX COUNTY IN SOUTH CENTRAL ALABAMA...
  WAYNE COUNTY IN SOUTHEAST MISSISSIPPI...
  SOUTHERN CHOCTAW COUNTY IN SOUTHWEST ALABAMA...
  CLARKE COUNTY IN SOUTHWEST ALABAMA...
  NORTHERN WASHINGTON COUNTY IN SOUTHWEST ALABAMA...

* UNTIL 1215 AM CST

* AT 609 PM CST...NUMEROUS STRONG THUNDERSTORMS CONTINUE TO TRACK    
  ACROSS THE WARNED AREA AND RADAR ESTIMATES SHOW 2 TO 3 INCHES OF   
  RAINFALL HAS OCCURRED OVER THE PAST HOUR IN SOME LOCATIONS.        
  ADDITIONAL HEAVY RAIN OVER THE NEXT FEW HOURS WILL ENHANCE THE     
  RISK FOR FLASH FLOODING. 

* LOCATIONS IMPACTED INCLUDE...
  BOYKIN...             WAYNESBORO...         CLARA...
  BUCKATUNNA...         TOXEY...              SILAS...
  NEEDHAM...            GILBERTOWN...         YELLOW BLUFF...

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!

IF YOU ARE IN DANGER FROM THE FLOOD WATERS AND NEED RESCUE ASSISTANCE
CALL 911. TO REPORT FLOODING TO THE NATIONAL WEATHER SERVICE CALL
(800) 284-9059.

&&

LAT...LON 3209 8719 3174 8713 3145 8746 3144 8895
      3183 8895 3184 8873 3189 8849 3202 8846
      3204 8811 3201 8811 3199 8806 3199 8772
      3201 8763 3207 8762

$$

1 follow-up statement

819 
WGUS74 KMOB 110407
FFSMOB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1007 PM CST SUN FEB 10 2013

ALC023-025-099-129-131-MSC153-110615-
/O.CON.KMOB.FF.W.0002.000000T0000Z-130211T0615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CHOCTAW AL-MONROE AL-WASHINGTON AL-WILCOX AL-WAYNE MS-CLARKE AL-
1007 PM CST SUN FEB 10 2013

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1215 AM CST FOR
CLARKE...WAYNE...SOUTHWESTERN WILCOX...NORTHERN WASHINGTON...NORTHERN
MONROE AND SOUTHERN CHOCTAW COUNTIES...

AT 1003 PM CST...A SERIES OF STRONG THUNDERSTORMS WITH VERY HEAVY 
CONTINUE TO TRAIN OVER THE SAME LOCATIONS ACROSS THE WARNING AREA.  
RADAR ESTIMATES SHOW 1 TO 2 INCHES OF RAINFALL HAS OCCURRED OVER THE 
PAST HOUR WHICH HAS FALLEN ON SATURATED GROUND. THIS WILL LIKELY 
CAUSE CONTINUED FLASH FLOODING IN THE WARNED AREA.

LOCATIONS IMPACTED INCLUDE...
  BOYKIN...             WAYNESBORO...         CLARA...
  BUCKATUNNA...         TOXEY...              SILAS...
  NEEDHAM...            GILBERTOWN...         YELLOW BLUFF...

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!

IF YOU ARE IN DANGER FROM THE FLOOD WATERS AND NEED RESCUE ASSISTANCE
CALL 911. TO REPORT FLOODING TO THE NATIONAL WEATHER SERVICE CALL
(800) 284-9059.

&&

LAT...LON 3209 8719 3174 8713 3145 8746 3144 8895
      3183 8895 3184 8873 3189 8849 3202 8846
      3204 8811 3201 8811 3199 8806 3199 8772
      3201 8763 3207 8762

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 10, 6:12 PM CST	Tornado Warning	MOB	Clarke, Monroe, Wilcox	63 min
Feb 10, 6:26 PM CST	Tornado Warning	MOB	Butler, Conecuh, Monroe	64 min
Feb 10, 6:33 PM CST	Severe Thunderstorm Warning	MOB	Butler, Conecuh, Crenshaw, Monroe, Wilcox	57 min
Feb 10, 6:40 PM CST	Tornado Warning	MOB	Choctaw, Clarke, Washington	50 min
Feb 10, 6:51 PM CST	Tornado Warning	MOB	Butler, Conecuh, Covington, Crenshaw	54 min
Feb 10, 7:11 PM CST	Tornado Warning	MOB	Choctaw, Clarke, Washington	49 min
Feb 10, 7:30 PM CST	Tornado Warning	MOB	Clarke, Monroe, Wilcox	45 min
Feb 10, 7:37 PM CST	Severe Thunderstorm Warning	MOB	Butler, Conecuh, Covington, Crenshaw, Escambia	53 min
Feb 10, 7:40 PM CST	Severe Thunderstorm Warning	MOB	Choctaw, Clarke, Washington	50 min
Feb 10, 7:45 PM CST	Tornado Warning	MOB	Choctaw, Clarke, Washington	45 min
Feb 10, 8:06 PM CST	River Flood Warning	MOB	Clarke, Monroe, Wilcox	10 days
Feb 10, 8:41 PM CST	Severe Thunderstorm Warning	MOB	Baldwin, Butler, Clarke, Monroe, Washington, Wilcox	64 min
Feb 10, 8:53 PM CST	Areal Flood Advisory	MOB	Butler, Conecuh, Covington	2 hr
Feb 10, 9:17 PM CST	Tornado Warning	MOB	Clarke, Washington	43 min
Feb 10, 9:55 PM CST	Severe Thunderstorm Warning	MOB	Butler, Monroe, Wilcox	50 min
Feb 11, 12:14 AM CST	Flash Flood Warning	MOB	Choctaw, Clarke, Monroe, Washington, Wilcox	6 hr
Feb 11, 1:53 AM CST	Marine Dense Fog Advisory	MOB		8 hr
Feb 11, 2:25 AM CST	Severe Thunderstorm Warning	MOB	Choctaw, Clarke, Washington, Wilcox	50 min
Feb 11, 3:02 AM CST	Severe Thunderstorm Warning	MOB	Clarke, Monroe, Wilcox	43 min
Feb 11, 5:33 AM CST	Dense Fog Advisory	MOB		3 hr
Feb 11, 6:29 AM CST	Areal Flood Warning	MOB	Choctaw, Clarke, Monroe, Washington, Wilcox	6 hr
Feb 11, 9:49 AM CST	River Flood Warning	MOB	Escambia	11 hr
Feb 11, 9:49 AM CST	River Flood Warning	MOB	Dallas, Monroe, Wilcox	7 days
Feb 11, 9:49 AM CST	River Flood Warning	MOB	Covington, Escambia	11 hr
Feb 11, 12:14 PM CST	Areal Flood Warning	MOB	Choctaw, Clarke, Monroe, Washington, Wilcox	18 hr
Feb 11, 12:25 PM CST	Areal Flood Warning	MOB	Butler, Conecuh, Covington, Escambia, Monroe	18 hr
Feb 11, 4:27 PM CST	River Flood Warning	MOB	Baldwin, Mobile	4 hr
Feb 10, 6:26 PM CST	Tornado Warning	MOB	Wayne	64 min
Feb 11, 2:47 AM CST	River Flood Warning	MOB	Perry	43 hr
Feb 11, 9:49 AM CST	River Flood Warning	MOB	George, Greene, Perry	10 days
Feb 11, 9:49 AM CST	River Flood Warning	MOB	George, Greene, Jackson	20 days

Nearby

Flash Flood Warnings in Alabama, 2013 Flash Flood Warnings in Mississippi, 2013 Every 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.