Alert archive / Alabama / Flash Flood Warnings in 2009
Flash Flood Warning 47, NWS Mobile, AL
NWS Mobile, AL issued this flash flood warning at Aug 30, 2009, 2:04 AM CDT for Monroe County, Wilcox County, Alabama. It was in force for 116 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 30, 2009, 2:04 AM CDT (07:04 UTC)
- Expired
- Aug 30, 2009, 4:00 AM CDT
- In force
- 116 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Flood severity
- None
Counties Monroe County, AL, Wilcox County, AL
The radar
The Birmingham radar (KBMX), 141 km from the middle of the area, began a volume at 07:03 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 00:00Z, 7.1 hours before the alert went out and 141 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
- 1450 J/kg
- Mixed-layer CIN
- -33 J/kg
- Mixed-layer LCL
- 891 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 16 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS54 KMOB 300704 FFWMOB ALC099-131-300900- /O.NEW.KMOB.FF.W.0047.090830T0704Z-090830T0900Z/ /00000.0.RS.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE MOBILE AL 204 AM CDT SUN AUG 30 2009 THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A * FLASH FLOOD WARNING FOR... NORTH CENTRAL MONROE COUNTY IN SOUTH CENTRAL ALABAMA... SOUTHEASTERN WILCOX COUNTY IN SOUTH CENTRAL ALABAMA... THIS INCLUDES THE CITY OF CAMDEN... * UNTIL 400 AM CDT * AT 202 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS HAVE DETECTED ON RADAR VERY HEAVY RAIN FROM A CLUSTER OF THUNDERSTORMS OVER THE WARNED AREA. THESE THUDERSTORMS WERE MOVING NORTHEAST AT 10 MPH. * LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WATSONVILLE...SNOW HILL...MCBRYDES...FURMAN...FATAMA...ESTELLE... DARLINGTON...CALEDONIA...BELLVIEW...ALLENTON AND ACKERVILLE ADDITIONAL RAINFALL AMOUNTS OF 2 TO 3 INCHES ARE POSSIBLE IN THE WARNED AREA. 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 3205 8690 3177 8712 3178 8746 3206 8726 $$
1 follow-up statement
000 WGUS74 KMOB 300905 FFSMOB FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 405 AM CDT SUN AUG 30 2009 ALC099-131-300915- /O.EXP.KMOB.FF.W.0047.000000T0000Z-090830T0900Z/ /00000.0.RS.000000T0000Z.000000T0000Z.000000T0000Z.OO/ MONROE AL-WILCOX AL- 405 AM CDT SUN AUG 30 2009 ...THE FLASH FLOOD WARNING HAS EXPIRED FOR SOUTHEASTERN WILCOX AND NORTH CENTRAL MONROE COUNTIES... THE RAIN OVER THE WARNED AERA HAS ENDED...WITH NO MORE EXPECTED IN THE NEXT SEVERAL HOURS. THE WARNING HAS BEEN LEFT TO EXPIRE. TO REPORT FLASH FLOODING TO YOUR NATIONAL WEATHER SERVICE...CALL TOLL FREE AT 1 8 7 7 6 3 3 6 7 7 2. LAT...LON 3205 8690 3177 8712 3178 8746 3206 8726 $$
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 30, 12:14 PM CDT | Areal Flood Advisory | MOB | Mobile | 2 hr |
| Aug 30, 12:20 PM CDT | Areal Flood Advisory | MOB | Choctaw | 115 min |
| Aug 30, 3:47 PM CDT | Special Marine Warning | MOB | 58 min | |
| Aug 30, 4:17 PM CDT | Special Marine Warning | MOB | 43 min | |
| Aug 30, 6:19 PM CDT | Special Marine Warning | MOB | 56 min |
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.