Alert archive / Alabama / Areal Flood Warnings in 2014

Areal Flood Warning 9, NWS Birmingham, AL

April 7, 20148 counties in Alabama

NWS Birmingham, AL issued this areal flood warning at Apr 7, 2014, 11:27 AM CDT for 8 counties in Alabama. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Apr 7, 2014, 11:27 AM CDT (16:27 UTC)
Expired: Apr 7, 2014, 3:30 PM CDT
In force: 4 hr
Issued by: NWS Birmingham, AL
Area: Storm-based polygon
Flood severity: None

Counties Barbour County, AL, Bullock County, AL, Lee County, AL, Macon County, AL, Montgomery County, AL, Pike County, AL, Russell County, AL, Tallapoosa County, AL

The radar

The Maxwell AFB radar (KMXX), 32 km from the middle of the area, began a volume at 16:28 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, 4.5 hours before the alert went out and 146 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 828 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: 346 m²/s²
0-3 km storm-relative helicity: 472 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this areal flood warning 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 warning went out at Apr 7, 10:54 AM CDT, 33 minutes earlier.

Area forecast discussion, Apr 7, 10:54 AM CDT, 33 minutes before

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Hazardous weather outlook, Apr 7, 9:55 AM CDT, 1 hour 32 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BIRMINGHAM AL
955 AM CDT MON APR 7 2014

ALZ011>015-017>050-081500-
MARION-LAMAR-FAYETTE-WINSTON-WALKER-BLOUNT-ETOWAH-CALHOUN-CHEROKEE-
CLEBURNE-PICKENS-TUSCALOOSA-JEFFERSON-SHELBY-ST. CLAIR-TALLADEGA-
CLAY-RANDOLPH-SUMTER-GREENE-HALE-PERRY-BIBB-CHILTON-COOSA-TALLAPOOSA-
CHAMBERS-MARENGO-DALLAS-AUTAUGA-LOWNDES-ELMORE-MONTGOMERY-MACON-
BULLOCK-LEE-RUSSELL-PIKE-BARBOUR-
955 AM CDT MON APR 7 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE COUNTIES SERVED BY THE
NATIONAL WEATHER SERVICE OFFICE IN BIRMINGHAM.

.DAY ONE...TODAY AND TONIGHT.

WIDESPREAD RESIDUAL RUNOFF WILL PRODUCE AREAL AND RIVER FLOODING
THROUGH TONIGHT. REPORTED RAINFALL AMOUNTS OF 3 TO 5 INCHES WITH
SOME TOTALS AS HIGH AS 8 INCHES HAVE OCCURRED ACROSS CENTRAL ALABAMA.
MANY CREEKS AND STREAMS REMAIN ABOVE BANKFULL AND SEVERAL ROADWAYS
REMAIN IMPASSABLE. RIVER FLOODING IS ALSO ANTICIPATED AS THE
RUNOFF HITS THE MAIN-STEM RIVERS.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

RISES ALONG AREA RIVERS IN CENTRAL ALABAMA ARE OCCURRING AND WILL
CONTINUE THROUGH FRIDAY. SOME LOCATIONS MAY REACH MODERATE
FLOOD STAGE.

.SPOTTER INFORMATION STATEMENT...

ACTIVATION OF STORM SPOTTERS AND EMERGENCY MANAGEMENT MAY BE
NEEDED THROUGH THIS EVENING FOR FLOODING ISSUES.

In the hours before

Local storm report, Apr 7, 10:47 AM CDT, 40 minutes before

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Local storm report, Apr 7, 10:58 AM CDT, 29 minutes before

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Local storm report, Apr 7, 11:05 AM CDT, 22 minutes before

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Local storm report, Apr 7, 11:08 AM CDT, 19 minutes before

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Local storm report, Apr 7, 11:15 AM CDT, 12 minutes before

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Local storm report, Apr 7, 11:18 AM CDT, 9 minutes before

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The office that day

Everything else NWS Birmingham, AL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 6, 7:38 PM CDT	Special Weather Statement	BMX	Montgomery	52 min
Apr 6, 8:30 PM CDT	Special Weather Statement	BMX	Pickens	45 min
Apr 6, 8:42 PM CDT	Severe Thunderstorm Warning	BMX	Pickens	48 min
Apr 6, 9:07 PM CDT	Severe Thunderstorm Warning	BMX	Tuscaloosa	53 min
Apr 6, 9:51 PM CDT	Special Weather Statement	BMX	Jefferson	39 min
Apr 6, 10:31 PM CDT	Flash Flood Warning	BMX	Greene, Pickens, Sumter, Tuscaloosa	6 hr
Apr 6, 10:52 PM CDT	Special Weather Statement	BMX	Blount, Jefferson	38 min
Apr 6, 11:23 PM CDT	Flash Flood Warning	BMX	Fayette, Jefferson, Lamar, Walker	6 hr
Apr 7, 12:58 AM CDT	Flash Flood Warning	BMX	Bibb, Calhoun, Hale, St. Clair, Shelby, Talladega	6 hr
Apr 7, 1:59 AM CDT	Areal Flood Advisory	BMX	Blount, Cherokee, Etowah	6 hr
Apr 7, 2:27 AM CDT	River Flood Warning	BMX	Jefferson	21 hr
Apr 7, 2:36 AM CDT	River Flood Warning	BMX	Jefferson	15 hr
Apr 7, 3:01 AM CDT	Tornado Warning	BMX	Bibb, Perry	29 min
Apr 7, 3:13 AM CDT	Tornado Warning	BMX	Dallas	32 min
Apr 7, 3:25 AM CDT	Flash Flood Warning	BMX	Clay, Cleburne, Randolph	6 hr
Apr 7, 4:29 AM CDT	Flash Flood Warning Emergency	BMX	Bibb, Jefferson, Shelby	3 hr
Apr 7, 5:07 AM CDT	Severe Thunderstorm Warning	BMX	Lowndes	38 min
Apr 7, 5:24 AM CDT	Areal Flood Advisory	BMX	Chilton, Coosa, Tallapoosa	111 min
Apr 7, 5:30 AM CDT	Severe Thunderstorm Warning	BMX	Montgomery	45 min
Apr 7, 6:48 AM CDT	River Flood Warning	BMX	Greene, Hale, Marengo, Tuscaloosa	28 hr
Apr 7, 7:21 AM CDT	Areal Flood Advisory	BMX	Barbour, Bullock, Chambers, Dallas, Elmore, Lee and 5 more	3 hr
Apr 7, 7:22 AM CDT	Areal Flood Warning	BMX	Coosa, Tallapoosa	3 hr
Apr 7, 7:31 AM CDT	Areal Flood Warning	BMX	Blount, Calhoun, Cherokee, Clay, Cleburne, Etowah and 3 more	3 hr
Apr 7, 7:36 AM CDT	Severe Thunderstorm Warning	BMX	Pike	39 min
Apr 7, 7:41 AM CDT	Flash Flood Warning	BMX	Bullock, Chambers, Lee, Macon, Montgomery	3 hr
Apr 7, 7:53 AM CDT	Areal Flood Warning	BMX	Lamar	24 hr
Apr 7, 7:54 AM CDT	Areal Flood Warning	BMX	Bibb, Fayette, Jefferson, Pickens, Shelby, Tuscaloosa and 1 more	7 hr
Apr 7, 8:09 AM CDT	Severe Thunderstorm Warning	BMX	Barbour, Bullock, Macon	66 min
Apr 7, 8:26 AM CDT	River Flood Warning	BMX	Chilton, Coosa, Elmore, Shelby, Talladega	50 hr
Apr 7, 8:31 AM CDT	Areal Flood Warning	BMX	Autauga, Chilton, Dallas, Elmore, Lowndes	6 hr
Apr 7, 8:32 AM CDT	Severe Thunderstorm Warning	BMX	Lee, Russell	58 min
Apr 7, 8:38 AM CDT	Severe Thunderstorm Warning	BMX	Barbour	52 min
Apr 7, 9:00 AM CDT	River Flood Warning	BMX	Chambers, Elmore, Macon, Randolph, Tallapoosa	71 hr
Apr 7, 9:14 AM CDT	River Flood Warning	BMX	Greene, Hale, Marengo, Sumter, Tuscaloosa	65 hr
Apr 7, 10:13 AM CDT	River Flood Warning	BMX	Autauga, Dallas, Elmore, Lowndes, Montgomery	5 days
Apr 7, 10:13 AM CDT	River Flood Warning	BMX	Autauga, Dallas, Lowndes	4 days
Apr 7, 10:13 AM CDT	River Flood Warning	BMX	Dallas	4 days
Apr 7, 10:28 AM CDT	River Flood Warning	BMX	Dallas, Perry	5 days
Apr 7, 10:31 AM CDT	River Flood Warning	BMX	Elmore, Montgomery	4 days
Apr 7, 11:22 AM CDT	Areal Flood Warning	BMX	Blount, Calhoun, Chambers, Clay, Coosa, Etowah and 4 more	4 hr
Apr 7, 2:47 PM CDT	River Flood Warning	BMX	Jefferson, Tuscaloosa, Walker	44 hr

Nearby

Areal Flood Warnings in Alabama, 2014 Every areal flood warning in 2014

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.