Alert archive / Alabama / Flash Flood Warnings in 2012
Flash Flood Warning 2, NWS Birmingham, AL
NWS Birmingham, AL issued this flash flood warning at Feb 18, 2012, 2:04 PM CST for Greene County, Marengo County, Sumter County, Alabama. It was in force for 3 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
- Feb 18, 2012, 2:04 PM CST (20:04 UTC)
- Expired
- Feb 18, 2012, 5:00 PM CST
- In force
- 3 hr
- Issued by
- NWS Birmingham, AL
- Area
- Storm-based polygon
- Flood severity
- None
Counties Greene County, AL, Marengo County, AL, Sumter County, AL
The radar
The Birmingham radar (KBMX), 154 km from the middle of the area, began a volume at 20:07 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, 8.1 hours before the alert went out and 153 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1694 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 73 m²/s²
- 0-3 km storm-relative helicity
- 143 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
747
WGUS54 KBMX 182004
FFWBMX
ALC063-091-119-182300-
/O.NEW.KBMX.FF.W.0002.120218T2004Z-120218T2300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
204 PM CST SAT FEB 18 2012
THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A
* FLASH FLOOD WARNING FOR...
GREENE COUNTY IN WEST CENTRAL ALABAMA...
SUMTER COUNTY IN WEST CENTRAL ALABAMA...
WESTERN MARENGO COUNTY IN SOUTHWEST ALABAMA...
* UNTIL 500 PM CST
* AT 201 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
AN AREA OF VERY HEAVY RAINFALL ACROSS THE WARNED AREA. RADAR
ESTIMATES SHOW ONE TO TWO INCHES OF RAINFALL HAS OCCURRED OVER THE
PAST COUPLE OF HOURS...AND AN ADDITIONAL ONE TO TWO INCHES IS
POSSIBLE IN THE NEXT FEW HOURS.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
CUBA...DEMOPOLIS...EUTAW...LINDEN...LIVINGSTON...YORK...ALLISON...
BLUFFPORT...BOLIGEE...BOYD...CHICKASAW STATE PARK...COATOPA...
DIXONS MILL...DUG HILL...EMELLE...EPES...FORKLAND...GAINESVILLE...
JEFFERSON...KINTERBISH...MILLER...MYRTLEWOOD...NANAFALIA...NEW WEST
GREENE...PIN HOOK...PUTNAM...SHILOH...SURGINER...SWEET WATER AND
THE UNIVERSITY OF WEST ALABAMA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...
COUNTRY ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND
OTHER LOW LYING AREAS ARE SUBJECT TO FLOODING.
&&
TO REPORT SEVERE WEATHER...
CALL 1-800-856-0758.
LAT...LON 3291 8836 3298 8793 3200 8764 3198 8767
3199 8811 3206 8812 3208 8805 3214 8805
3218 8801 3229 8803 3230 8801 3231 8843
$$
191 follow-up statement
764
WGUS74 KBMX 182127
FFSBMX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
327 PM CST SAT FEB 18 2012
ALC063-091-119-182300-
/O.CON.KBMX.FF.W.0002.000000T0000Z-120218T2300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GREENE AL-MARENGO AL-SUMTER AL-
327 PM CST SAT FEB 18 2012
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SUMTER...WESTERN MARENGO
AND GREENE COUNTIES UNTIL 500 PM CST...
AT 322 PM CST...NATIONAL WEATHER SERVICE RADAR INDICATED AN AREA OF
MODERATE TO HEAVY RAINFALL CONTINUED ACROSS THE WARNED AREA.
TWO TO FOUR INCHES OF RAIN HAS FALLEN SO FAR...AND UP TO ANOTHER INCH
IS POSSIBLE DURING THE NEXT HOUR.
RUNOFF FROM RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME
LOCATIONS LIKELY TO EXPERIENCE FLASH FLOODING INCLUDE...
CUBA...DEMOPOLIS...LIVINGSTON...YORK...BOYD...AND GAINESVILLE.
REPORTS FROM LOCAL LAW ENFORCEMENT AGENCIES INDICATE THAT SOME
DITCHES AND SMALL CREEKS REMAIN NEAR BANKFULL...AND CONTINUED
RAINFALL COULD CAUSE THEM TO OVERFLOW THEIR BANKS AND FLOOD SOME
STREETS AND ROADS IN THE AREA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLOODING OF SMALL CREEKS
AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY ROADS
AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW LYING
AREAS ARE ALSO SUBJECT TO FLOODING.
&&
LAT...LON 3291 8836 3298 8793 3200 8764 3198 8767
3199 8811 3206 8812 3208 8805 3214 8805
3218 8801 3229 8803 3230 8801 3231 8843
$$The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 18, 3:41 PM CST | Areal Flood Advisory | BMX | Dallas, Hale, Perry | 3 hr |
| Feb 18, 4:17 PM CST | Areal Flood Advisory | BMX | Lowndes, Montgomery | 3 hr |
Nearby
Flash Flood Warnings in Alabama, 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.