Alert archive / Alabama / Flash Flood Warnings in 2009
Flash Flood Warning 49, NWS Mobile, AL
NWS Mobile, AL issued this flash flood warning at Sep 16, 2009, 6:27 PM CDT for Choctaw County, Clarke County, Alabama. It was in force for 2 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 16, 2009, 6:27 PM CDT (23:27 UTC)
- Expired
- Sep 16, 2009, 8:30 PM CDT
- In force
- 2 hr
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Flood severity
- None
Counties Choctaw County, AL, Clarke County, AL
The radar
The Mobile radar (KMOB), 144 km from the middle of the area, began a volume at 23:29 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, 11.5 hours before the alert went out and 181 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
- 1274 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 460 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 43 m²/s²
- 0-3 km storm-relative helicity
- 37 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS54 KMOB 162327
FFWMOB
ALC023-025-170130-
/O.NEW.KMOB.FF.W.0049.090916T2327Z-090917T0130Z/
/00000.0.RS.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOBILE AL
627 PM CDT WED SEP 16 2009
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHEAST CHOCTAW COUNTY IN SOUTHWEST ALABAMA...
NORTHWESTERN CLARKE COUNTY IN SOUTHWEST ALABAMA...
* UNTIL 830 PM CDT
* AT 625 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED VERY HEAVY
RAIN FROM A THUNDERSTORM NEAR WOODS BLUFF...OR 17 MILES SOUTHEAST
OF BUTLER...MOVING NORTHEAST AT 10 MPH.
* THE THUNDERSTORM PRODUCING VERY HEAVY RAIN WILL BE NEAR...
OPINE BY 635 PM CDT...
MORVIN BY 700 PM CDT...
HOLTAMVILLE BY 710 PM CDT...
THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...
TISHLARKA CREEK...TOMBIGBEE RIVER...ESTIS MILL CREEK...RIDGE CREEK...
SURVEYORS CREEK...DEEP CREEK...BASHI CREEK...WITCH CREEK...TALLAWAMPA
CREEK...OKATUPPA CREEK...PACE CREEK...TURKEY CREEK...ULCANUSH
CREEK...SALITPA CREEK...LITTLE HARRIS CREEK...JONES BRANCH...
TALLAHATTA CREEK...LITTLE BUNNY CREEK...BIG BUNNY CREEK...HARRIS
CREEK...CYPRESS CREEK...MOCCASIN BRANCH...RUSH CREEK...ROBINSON
CREEK...MORGAN CREEK...MILL CREEK...LITTLE TALLAWAMPA CREEK...BIG
TALLAWAMPA CREEK...EMERY CREEK...MELLEN CREEK...ROBERTS CREEK...
TOLAND CREEK...FLAT WOODS CREEK...WEST BEND CREEK AND WAHALAK CREEK.
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.
TO REPORT FLASH FLOODING TO YOUR NATIONAL WEATHER SERVICE...CALL TOLL
FREE AT 1 8 7 7 6 3 3 6 7 7 2.
LAT...LON 3201 8810 3202 8809 3202 8808 3200 8807
3200 8785 3177 8796 3177 8823 3203 8815
3203 8811
$$1 follow-up statement
000
WGUS74 KMOB 170006
FFSMOB
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
706 PM CDT WED SEP 16 2009
ALC023-025-170130-
/O.CON.KMOB.FF.W.0049.000000T0000Z-090917T0130Z/
/00000.0.RS.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CLARKE AL-CHOCTAW AL-
706 PM CDT WED SEP 16 2009
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR EAST
CENTRAL CHOCTAW AND NORTHWESTERN CLARKE COUNTIES...
AT 706 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A THUNDERSTORM PRODUCING VERY HEAVY RAIN. THIS STORM WAS
LOCATED NEAR MORVIN...OR 15 MILES EAST OF BUTLER...MOVING NORTHEAST
AT 10 MPH.
THE THUNDERSTORM PRODUCING VERY HEAVY RAIN WILL BE NEAR...
MORVIN...7 MILES NORTHEAST OF WOODS BLUFF AND 7 MILES NORTH OF
OPINE BY 705 PM CDT...
HOLTAMVILLE BY 710 PM CDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.
TO REPORT FLASH FLOODING TO YOUR NATIONAL WEATHER SERVICE...CALL TOLL
FREE AT 1 8 7 7 6 3 3 6 7 7 2.
&&
LAT...LON 3201 8810 3202 8809 3202 8808 3200 8807
3200 8785 3177 8796 3177 8823 3203 8815
3203 8811
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 15, 8:15 PM CDT | Severe Thunderstorm Warning | MOB | Butler, Crenshaw | 45 min |
| Sep 15, 8:25 PM CDT | Flash Flood Warning | MOB | Butler, Crenshaw | 2 hr |
| Sep 15, 8:51 PM CDT | Severe Thunderstorm Warning | MOB | Crenshaw | 39 min |
| Sep 15, 9:25 PM CDT | Severe Thunderstorm Warning | MOB | Crenshaw | 35 min |
| Sep 16, 1:30 PM CDT | Areal Flood Advisory | MOB | Butler, Conecuh, Crenshaw, Monroe, Wilcox | 4 hr |
Nearby
Flash Flood Warnings in Alabama, 2009Every flash flood warning in 2009
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.