Alert archive / Alabama / Areal Flood Advisories in 2012
Areal Flood Advisory 49, NWS Birmingham, AL
NWS Birmingham, AL issued this areal flood advisory at Mar 23, 2012, 1:36 PM CDT for Calhoun County, Cherokee County, Alabama. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Mar 23, 2012, 1:36 PM CDT (18:36 UTC)
- Expired
- Mar 23, 2012, 4:30 PM CDT
- In force
- 3 hr
- Issued by
- NWS Birmingham, AL
- Area
- Storm-based polygon
Counties Calhoun County, AL, Cherokee County, AL
The radar
The Northeast Alabama radar (KHTX), 112 km from the middle of the area, began a volume at 18:36 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
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 6.6 hours before the alert went out and 131 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
- 394 J/kg
- Mixed-layer CIN
- -58 J/kg
- Mixed-layer LCL
- 681 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 88 m²/s²
- 0-3 km storm-relative helicity
- 71 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this areal flood advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Birmingham, AL wrote its last area forecast discussion before this areal flood advisory went out at Mar 23, 12:45 PM CDT, 51 minutes earlier.
Area forecast discussion, Mar 23, 12:45 PM CDT, 51 minutes before
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</html>Hazardous weather outlook, Mar 23, 1:22 PM CDT, 14 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE BIRMINGHAM AL 122 PM CDT FRI MAR 23 2012 ALZ011>015-017>050-241830- AUTAUGA-BARBOUR-BIBB-BLOUNT-BULLOCK-CALHOUN-CHAMBERS-CHEROKEE- CHILTON-CLAY-CLEBURNE-COOSA-DALLAS-ELMORE-ETOWAH-FAYETTE-GREENE-HALE- JEFFERSON-LAMAR-LEE-LOWNDES-MACON-MARENGO-MARION-MONTGOMERY-PERRY- PICKENS-PIKE-RANDOLPH-RUSSELL-SHELBY-ST CLAIR-SUMTER-TALLADEGA- TALLAPOOSA-TUSCALOOSA-WALKER-WINSTON- 122 PM CDT FRI MAR 23 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE COUNTIES SERVED BY THE NATIONAL WEATHER SERVICE OFFICE IN BIRMINGHAM. .DAY ONE...THIS AFTERNOON AND TONIGHT. MARGINALLY SEVERE THUNDERSTORMS ARE POSSIBLE THIS AFTERNOON AND EVENING. FOR AREAS SOUTHEAST OF A ANNISTON TO SELMA LINE...STORMS WILL SLOWLY MIGRATE EAST AND SOUTHEAST THROUGH EARLY EVENING. THE SEVERE THREAT WILL SLOWLY END FROM NORTHWEST TO SOUTHEAST THROUGH 8 PM. THE MAIN THREATS WILL BE DAMAGING WINDS...LARGE HAIL...AND LOCALIZED FLOODING DUE TO HEAVY RAINFALL. FOR AREAS NORTH OF A LINE FROM FAYETTE TO CENTRE...STORMS MAY REDEVELOP BETWEEN 3 AND 10 PM. THESE ISOLATED STORMS WOULD BE CAPABLE OF PRODUCING DAMAGING STRAIGHT LINE WINDS AND LARGE HAIL. IN ADDITION...MINOR RIVER FLOODING IS POSSIBLE ON THE SUCARNOOCHEE AND TOMBIGBEE RIVERS IN SOUTHWEST CENTRAL ALABAMA. PLEASE REFER TO OUR RIVER FLOOD PRODUCTS FOR MORE INFORMATION. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. MINOR RIVER FLOODING IS POSSIBLE ON THE SUCARNOOCHEE AND TOMBIGBEE RIVERS IN SOUTHWEST CENTRAL ALABAMA THROUGH SUNDAY. PLEASE REFER TO OUR RIVER FLOOD PRODUCTS FOR MORE INFORMATION. .SPOTTER INFORMATION STATEMENT... ACTIVATION OF STORM SPOTTERS AND EMERGENCY MANAGEMENT IS NOT ANTICIPATED AT THIS TIME. 75
In the hours before
Local storm report, Mar 23, 11:27 AM CDT, 2 hours 9 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1127 AM CDT FRI MAR 23 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1105 AM FLASH FLOOD TROY 31.81N 85.97W
03/23/2012 PIKE AL EMERGENCY MNGR
SEVERAL ROADS ARE IMPASSABLE IN THE CITY OF TROY, DUE TO
WATER OVER THE ROADWAYS.
&&
JTALLEYLocal storm report, Mar 23, 11:43 AM CDT, 1 hour 53 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1143 AM CDT FRI MAR 23 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1124 AM HEAVY RAIN IRONDALE 33.54N 86.71W
03/23/2012 E0.00 INCH JEFFERSON AL NWS EMPLOYEE
HEAVY RAINFALL HAS LED TO WATER OF UP TO 3 INCHES DEEP
FLOWING ACROSS PARTS OF GRANTS MILL ROAD.
&&
JTALLEYLocal storm report, Mar 23, 11:58 AM CDT, 1 hour 38 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1158 AM CDT FRI MAR 23 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1154 AM FLASH FLOOD FORT DEPOSIT 31.99N 86.58W
03/23/2012 LOWNDES AL EMERGENCY MNGR
HIGHWAY 45 NEAR FORT DEPOSIT HAS UP TO 2 FEET OF WATER
OVER THE ROADWAY. WATER RESCUES HAD TO TAKE PLACE DUE TO
THE RAPID RISE OF THE WATER.
&&
JTALLEYLocal storm report, Mar 23, 12:46 PM CDT, 50 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1246 PM CDT FRI MAR 23 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0741 AM HAIL TUSCALOOSA 33.24N 87.54W
03/23/2012 E0.50 INCH TUSCALOOSA AL PUBLIC
0745 AM FLASH FLOOD GEIGER 32.87N 88.31W
03/23/2012 SUMTER AL EMERGENCY MNGR
CULVERTS ALONG HIGHWAY 17 HAVE REACHED BANK FULL AND
WATER IS FLOWING INTO LOW LYING AREAS AND INTO SEVERAL
RESIDENCES.
0824 AM HEAVY RAIN TUSCALOOSA 33.24N 87.54W
03/23/2012 E0.00 INCH TUSCALOOSA AL TRAINED SPOTTER
HEAVY RAINFALL HAS LED TO PONDING OF A FEW INCHES OF
WATER ON CYPRESS CREEK AVE, BEAR CREEK CUTOFF ROAD, AND
PATRIOT PARKWAY AT HIGHWAY 69 IN THE CITY OF TUSCALOOSA.
0929 AM TORNADO 2 SSW TROY MUNICIPAL AI 31.83N 86.02W
03/23/2012 PIKE AL ASOS
TORNADO REPORTED BY TROY AIRPORT WEST OF THE AIRPORT
MOVING TOWARD THE AIRPORT.
0934 AM TORNADO 1 S TROY MUNICIPAL AIRP 31.85N 86.01W
03/23/2012 PIKE AL EMERGENCY MNGR
HOUSE AND BARN SUSTAINED DAMAGE ALONG OAK GROVE ROAD JUST
SOUTH OF THE AIRPORT.
1105 AM FLASH FLOOD TROY 31.81N 85.97W
03/23/2012 PIKE AL EMERGENCY MNGR
SEVERAL ROADS ARE IMPASSABLE IN THE CITY OF TROY, DUE TO
WATER OVER THE ROADWAYS.
1124 AM HEAVY RAIN IRONDALE 33.54N 86.71W
03/23/2012 E0.00 INCH JEFFERSON AL NWS EMPLOYEE
HEAVY RAINFALL HAS LED TO WATER OF UP TO 3 INCHES DEEP
FLOWING ACROSS PARTS OF GRANTS MILL ROAD.
1154 AM FLASH FLOOD FORT DEPOSIT 31.99N 86.58W
03/23/2012 LOWNDES AL EMERGENCY MNGR
HIGHWAY 45 NEAR FORT DEPOSIT HAS UP TO 2 FEET OF WATER
OVER THE ROADWAY. WATER RESCUES HAD TO TAKE PLACE DUE TO
THE RAPID RISE OF THE WATER.
&&
LINHARESLocal storm report, Mar 23, 1:00 PM CDT, 36 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
100 PM CDT FRI MAR 23 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1215 PM FLASH FLOOD RAGLAND 33.75N 86.14W
03/23/2012 ST. CLAIR AL EMERGENCY MNGR
SEVERAL HOURS OF RAINFALL...RESULTED IN 2 TO 4 INCHES
FALLING ACROSS THE NORTHEASTERN PORTIONS OF ST CLAIR
CLAIR COUNTY. SEVERAL ROADS ARE FLOODED ACROSS THIS AREA.
&&
JAARONLocal storm report, Mar 23, 1:30 PM CDT, 6 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
130 PM CDT FRI MAR 23 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0125 PM HEAVY RAIN 3 WNW JACKSONVILLE 33.83N 85.81W
03/23/2012 E0.00 INCH CALHOUN AL EMERGENCY MNGR
ANGEL DRIVE MINOR FLOODING IN SEVERAL AREAS.
&&The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 22, 7:03 PM CDT | Areal Flood Advisory | BMX | Marengo | 3 hr |
| Mar 22, 8:31 PM CDT | Areal Flood Warning | BMX | Marengo | 3 hr |
| Mar 22, 10:44 PM CDT | Areal Flood Advisory | BMX | Dallas, Perry | 2 hr |
| Mar 23, 3:18 AM CDT | Special Weather Statement | BMX | Autauga | 27 min |
| Mar 23, 6:16 AM CDT | Areal Flood Advisory | BMX | Autauga, Dallas, Lowndes | 3 hr |
| Mar 23, 6:24 AM CDT | Flash Flood Warning | BMX | Sumter | 3 hr |
| Mar 23, 6:39 AM CDT | Areal Flood Advisory | BMX | Greene, Pickens | 3 hr |
| Mar 23, 7:46 AM CDT | Special Weather Statement | BMX | Tuscaloosa | 44 min |
| Mar 23, 8:20 AM CDT | Special Weather Statement | BMX | Montgomery, Pike | 40 min |
| Mar 23, 8:54 AM CDT | Areal Flood Warning | BMX | Lowndes | 3 hr |
| Mar 23, 8:59 AM CDT | Tornado Warning | BMX | Pike | 31 min |
| Mar 23, 9:28 AM CDT | Areal Flood Warning | BMX | Sumter | 3 hr |
| Mar 23, 9:29 AM CDT | Tornado Warning | BMX | Pike | 31 min |
| Mar 23, 10:04 AM CDT | Tornado Warning | BMX | Pike | 26 min |
| Mar 23, 10:17 AM CDT | Special Weather Statement | BMX | Barbour, Bullock | 43 min |
| Mar 23, 10:30 AM CDT | Special Weather Statement | BMX | Pike | 30 min |
| Mar 23, 10:35 AM CDT | Special Weather Statement | BMX | St. Clair | 25 min |
| Mar 23, 10:53 AM CDT | Flash Flood Warning | BMX | Pike | 3 hr |
| Mar 23, 10:55 AM CDT | Areal Flood Advisory | BMX | Jefferson, St. Clair, Shelby | 2 hr |
| Mar 23, 10:56 AM CDT | Special Weather Statement | BMX | Barbour | 64 min |
| Mar 23, 11:01 AM CDT | Special Weather Statement | BMX | St. Clair | 59 min |
| Mar 23, 11:27 AM CDT | Flash Flood Warning | BMX | St. Clair | 3 hr |
| Mar 23, 11:52 AM CDT | Areal Flood Advisory | BMX | Calhoun, Etowah | 3 hr |
| Mar 23, 12:22 PM CDT | Areal Flood Advisory | BMX | Barbour, Bullock | 3 hr |
| Mar 23, 4:02 PM CDT | Severe Thunderstorm Warning | BMX | Elmore | 28 min |
| Mar 23, 4:28 PM CDT | Special Weather Statement | BMX | Elmore | 47 min |
| Mar 23, 5:13 PM CDT | Special Weather Statement | BMX | Tallapoosa | 47 min |
Nearby
Areal Flood Advisories in Alabama, 2012Every areal flood advisory 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.