Alert archive / Alabama / Areal Flood Warnings in 2012
Areal Flood Warning 13, NWS Mobile, AL
NWS Mobile, AL issued this areal flood warning at Sep 4, 2012, 4:26 PM CDT for Conecuh County, Monroe County, Alabama. It was in force for 8 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Sep 4, 2012, 4:26 PM CDT (21:26 UTC)
- Expired
- Sep 5, 2012, 12:00 AM CDT
- In force
- 8 hr
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Flood severity
- None
Counties Conecuh County, AL, Monroe County, AL
The radar
The Mobile radar (KMOB), 127 km from the middle of the area, began a volume at 21:28 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
Birmingham, AL (KBMX), launched 12:00Z, 9.4 hours before the alert went out and 188 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
- 1659 J/kg
- Mixed-layer CIN
- -23 J/kg
- Mixed-layer LCL
- 531 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 24 m²/s²
- 0-3 km storm-relative helicity
- 26 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
342
WGUS44 KMOB 042126
FLWMOB
BULLETIN - EAS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MOBILE AL
426 PM CDT TUE SEP 4 2012
ALC035-099-050915-
/O.NEW.KMOB.FA.W.0013.120904T2126Z-120905T0915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CONECUH AL-MONROE AL-
426 PM CDT TUE SEP 4 2012
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* FLOOD WARNING FOR...
WESTERN CONECUH COUNTY IN SOUTH CENTRAL ALABAMA...
CENTRAL MONROE COUNTY IN SOUTH CENTRAL ALABAMA...
* UNTIL 415 AM CDT WEDNESDAY
* AT 418 PM CDT...A LONG DURATION OF RAINFALL WAS INDICATED OVER
THE WARNED AREA. RADAR ESTIMATES A WIDESPREAD RAINFALL OF TWO
INCHES SINCE 1 PM CDT OVER MOST OF THE WARNED AREA....WITH
ISOLATED HIGHER TOTALS AS HIGH AS 3 INCHES. AN ADDITIONAL 2 TO 3
INCHES OF RAINFALL IS POSSIBLE AND A FLASH FLOOD WATCH REMAINS IN
EFFECT.
THIS FLOOD EVENT WILL TRANSITION INTO A GENERAL INUNDATION AND
WILL CAUSE FLOODING OF LOW LYING AND POOR DRAINAGE AREAS. ALL
INTERESTED PARTIES SHOULD TAKE NECESSARY PRECAUTIONS IMMEDIATELY.
* LOCATIONS IMPACTED INCLUDE...
PETERMAN... MONROEVILLE... MEGARGEL...
FRISCO CITY... EXCEL... BEATRICE...
REPTON...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
GENERAL INUNDATION FLOODING IS EXPECTED AS SMALLER CREEKS OVERFLOW
WHILE TRYING TO DISCHARGE INTO AREA RIVERS. SLOW STEADY RISES IN
WATER CAN BE EXPECTED ALONG SMALL CREEKS AND RIVERS.
&&
LAT...LON 3179 8713 3142 8709 3129 8725 3145 8757
3148 8757 3150 8760 3154 8759 3156 8757
3159 8757 3165 8754 3182 8738
$$1 follow-up statement
784
WGUS84 KMOB 050500
FLSMOB
FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1200 AM CDT WED SEP 5 2012
ALC035-099-050510-
/O.CAN.KMOB.FA.W.0013.000000T0000Z-120905T0915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CONECUH AL-MONROE AL-
1200 AM CDT WED SEP 5 2012
...THE FLOOD WARNING HAS BEEN CANCELLED FOR CENTRAL MONROE AND WEST
CENTRAL CONECUH COUNTIES...
AT 1159 PM CDT...THE HEAVY RAINFALL THAT PROMPTED THE WARNING FOR
CENTRAL MONROE AND WEST CENTRAL CONECUH COUNTIES HAS ENDED...THUS THE
FLOOD WARNING HAS BEEN CANCELLED. HOWEVER...PONDING OF WATER MAY
STILL BE ENCOUNTERED.
LAT...LON 3179 8713 3142 8709 3129 8725 3145 8757
3148 8757 3150 8760 3154 8759 3156 8757
3159 8757 3165 8754 3182 8738
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 4, 6:52 AM CDT | Areal Flood Advisory | MOB | Butler, Crenshaw | 3 hr |
| Sep 4, 7:20 AM CDT | Areal Flood Advisory | MOB | Covington | 3 hr |
| Sep 4, 7:30 AM CDT | Flash Flood Warning | MOB | Butler, Crenshaw | 6 hr |
| Sep 4, 8:12 AM CDT | Flash Flood Watch | MOB | Butler, Clarke, Conecuh, Covington, Crenshaw, Escambia and 2 more | 25 hr |
| Sep 4, 8:26 AM CDT | Flash Flood Warning | MOB | Butler, Covington, Crenshaw | 6 hr |
| Sep 4, 9:10 AM CDT | Flash Flood Warning | MOB | Wilcox | 6 hr |
| Sep 4, 10:13 AM CDT | Areal Flood Advisory | MOB | Clarke, Conecuh, Monroe | 3 hr |
| Sep 4, 11:40 AM CDT | Flash Flood Warning | MOB | Butler, Conecuh, Monroe | 3 hr |
| Sep 4, 1:33 PM CDT | Areal Flood Warning | MOB | Butler, Crenshaw | 3 hr |
| Sep 4, 2:14 PM CDT | Areal Flood Warning | MOB | Butler, Conecuh, Covington, Crenshaw, Monroe, Wilcox | 2 hr |
| Sep 4, 3:34 PM CDT | Flash Flood Warning | MOB | Baldwin, Clarke, Conecuh, Escambia, Monroe | 6 hr |
| Sep 4, 3:44 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin, Escambia | 61 min |
| Sep 4, 4:44 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin | 61 min |
| Sep 4, 4:59 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin, Escambia | 61 min |
| Sep 4, 5:51 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin | 54 min |
| Sep 4, 5:56 PM CDT | Severe Thunderstorm Warning | MOB | Choctaw, Clarke, Monroe, Washington, Wilcox | 64 min |
| Sep 4, 6:37 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin | 30 min |
| Sep 4, 6:49 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin, Choctaw, Clarke, Escambia, Mobile, Monroe and 2 more | 34 min |
Nearby
Areal Flood Warnings in Alabama, 2012Every areal 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.