Alert archive / Alabama / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 149, NWS Birmingham, AL

June 14, 2023Chilton County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Jun 14, 2023, 3:46 AM CDT for Chilton County, Alabama. It was in force for 21 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 14, 2023, 3:46 AM CDT (08:46 UTC)
Expired: Jun 14, 2023, 4:07 AM CDT
In force: 21 min
Issued by: NWS Birmingham, AL
Area: Storm-based polygon
Hail: 1.25 in
Wind: 60.0 mph

County Chilton County, AL

The radar

The Birmingham radar (KBMX), 36 km from the middle of the area, began a volume at 08:46 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 00:00Z, 8.8 hours before the alert went out and 215 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: 1052 m above ground
0-6 km bulk shear: 53 kt
0-1 km storm-relative helicity: -5 m²/s²
0-3 km storm-relative helicity: 89 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -0.3

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Jun 14, 3:21 AM CDT, 25 minutes earlier.

Area forecast discussion, Jun 14, 3:21 AM CDT, 25 minutes before

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Hazardous weather outlook, Jun 14, 3:20 AM CDT, 26 minutes before

Hazardous Weather Outlook
National Weather Service Birmingham AL
320 AM CDT Wed Jun 14 2023

ALZ011>015-017>050-151130-
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-
320 AM CDT Wed Jun 14 2023

This Hazardous Weather Outlook is for the counties served by the
National Weather Service office in Birmingham.

.DAY ONE...Outlook through Tonight.

Severe thunderstorms are likely across all of Central Alabama
through tonight, with multiple rounds of storms currently expected.
The primary threats are large hail, damaging wind gusts, and possibly a
tornado.

Flash flooding is also possible through tonight, mainly for areas
along and south of Interstate 20.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Severe thunderstorms are possible across southern portions of Central
Alabama on Thursday, and for western portions of Central Alabama on
Friday. The primary threats are large hail and damaging wind gusts.

With several periods of showers and thunderstorms forecast, flash
flooding impacts could continue through Thursday evening,

.SPOTTER INFORMATION STATEMENT...

Activation of storm spotters and emergency management will be needed
through Friday.

In the hours before

Special weather statement, Jun 14, 2:15 AM CDT, 1 hour 31 minutes before

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Special weather statement, Jun 14, 2:25 AM CDT, 1 hour 21 minutes before

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Special weather statement, Jun 14, 2:26 AM CDT, 1 hour 20 minutes before

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Special weather statement, Jun 14, 2:53 AM CDT, 53 minutes before

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Special weather statement, Jun 14, 3:41 AM CDT, 5 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
Jun 14, 2:15 AM CDT	Special Weather Statement	BMX	Pickens	30 min
Jun 14, 2:25 AM CDT	Special Weather Statement	BMX	Tuscaloosa	35 min
Jun 14, 2:26 AM CDT	Special Weather Statement	BMX	Coosa	34 min
Jun 14, 2:34 AM CDT	Flood Watch	BMX	Autauga, Barbour, Bibb, Bullock, Chambers, Chilton and 22 more	39 hr
Jun 14, 2:53 AM CDT	Special Weather Statement	BMX	Bibb	37 min
Jun 14, 3:11 AM CDT	Severe Thunderstorm Warning	BMX	Bibb	34 min
Jun 14, 3:30 AM CDT	Severe Thunderstorm Warning	BMX	Shelby	24 min
Jun 14, 3:41 AM CDT	Special Weather Statement	BMX	Lee	49 min
Jun 14, 3:48 AM CDT	Special Weather Statement	BMX	Bibb	27 min
Jun 14, 4:05 AM CDT	Special Weather Statement	BMX	Chilton	40 min
Jun 14, 4:25 AM CDT	Severe Thunderstorm Warning	BMX	Autauga, Chilton, Coosa, Elmore	50 min
Jun 14, 4:49 AM CDT	Special Weather Statement	BMX	Chambers	26 min
Jun 14, 5:04 AM CDT	Special Weather Statement	BMX	Tallapoosa	41 min
Jun 14, 5:13 AM CDT	Special Weather Statement	BMX	Lamar	32 min
Jun 14, 5:42 AM CDT	Special Weather Statement	BMX	Fayette	48 min
Jun 14, 5:45 AM CDT	Special Weather Statement	BMX	Lee	45 min
Jun 14, 6:22 AM CDT	Areal Flood Advisory	BMX	Bibb, Chilton, Jefferson, Shelby, Tuscaloosa	2 hr
Jun 14, 7:11 AM CDT	Areal Flood Advisory	BMX	Tallapoosa	3 hr
Jun 14, 7:46 AM CDT	Areal Flood Advisory	BMX	Lee	119 min
Jun 14, 9:28 AM CDT	Special Weather Statement	BMX	Barbour	32 min
Jun 14, 10:10 AM CDT	Severe Thunderstorm Warning	BMX	Marion, Winston	50 min
Jun 14, 10:26 AM CDT	Special Weather Statement	BMX	Pike	34 min
Jun 14, 10:42 AM CDT	Special Weather Statement	BMX	Montgomery	33 min
Jun 14, 10:56 AM CDT	Severe Thunderstorm Warning	BMX	Winston	30 min
Jun 14, 11:24 AM CDT	Severe Thunderstorm Warning	BMX	Barbour	66 min
Jun 14, 11:59 AM CDT	Severe Thunderstorm Warning	BMX	Blount	41 min
Jun 14, 12:12 PM CDT	Severe Thunderstorm Warning	BMX	Marion	51 min
Jun 14, 12:16 PM CDT	Tornado Warning	BMX	Barbour	14 min
Jun 14, 12:30 PM CDT	Severe Thunderstorm Warning	BMX	Etowah, St. Clair	34 min
Jun 14, 12:33 PM CDT	Severe Thunderstorm Warning	BMX	Winston	57 min
Jun 14, 12:53 PM CDT	Severe Thunderstorm Warning	BMX	Calhoun, Cherokee, Cleburne	29 min
Jun 14, 1:05 PM CDT	Severe Thunderstorm Warning Considerable damage threat	BMX	Greene, Pickens, Sumter	70 min
Jun 14, 1:09 PM CDT	Severe Thunderstorm Warning	BMX	Walker	33 min
Jun 14, 1:25 PM CDT	Severe Thunderstorm Warning Considerable damage threat	BMX	Blount, Jefferson	47 min
Jun 14, 1:46 PM CDT	Severe Thunderstorm Warning Considerable damage threat	BMX	Etowah, St. Clair	48 min
Jun 14, 1:53 PM CDT	Severe Thunderstorm Warning Considerable damage threat	BMX	Greene, Hale	67 min
Jun 14, 1:59 PM CDT	Severe Thunderstorm Warning Considerable damage threat	BMX	Jefferson, Shelby	36 min
Jun 14, 2:10 PM CDT	Severe Thunderstorm Warning Considerable damage threat	BMX	Calhoun, Talladega	34 min
Jun 14, 2:23 PM CDT	Severe Thunderstorm Warning	BMX	Barbour	22 min
Jun 14, 2:28 PM CDT	Severe Thunderstorm Warning	BMX	Clay, Cleburne, Randolph	62 min
Jun 14, 2:38 PM CDT	Severe Thunderstorm Warning	BMX	Dallas, Perry	67 min
Jun 14, 2:38 PM CDT	Severe Thunderstorm Warning	BMX	Bullock, Elmore, Macon, Montgomery	82 min
Jun 14, 2:41 PM CDT	Severe Thunderstorm Warning	BMX	Lee, Russell	27 min
Jun 14, 2:58 PM CDT	Severe Thunderstorm Warning Destructive damage threat	BMX	Dallas, Perry	47 min
Jun 14, 3:02 PM CDT	Severe Thunderstorm Warning	BMX	Greene, Sumter	73 min
Jun 14, 3:31 PM CDT	Severe Thunderstorm Warning Considerable damage threat	BMX	Autauga, Dallas, Lowndes	43 min
Jun 14, 3:37 PM CDT	Severe Thunderstorm Warning	BMX	Barbour, Russell	53 min
Jun 14, 3:40 PM CDT	Severe Thunderstorm Warning	BMX	Bullock	35 min
Jun 14, 3:42 PM CDT	Areal Flood Advisory	BMX	Montgomery	2 hr
Jun 14, 3:43 PM CDT	Severe Thunderstorm Warning Considerable damage threat	BMX	Hale	47 min
Jun 14, 3:48 PM CDT	Areal Flood Advisory	BMX	Chambers, Lee, Tallapoosa	117 min
Jun 14, 3:54 PM CDT	Severe Thunderstorm Warning Considerable damage threat	BMX	Montgomery	42 min
Jun 14, 4:09 PM CDT	Severe Thunderstorm Warning Considerable damage threat	BMX	Greene, Hale, Marengo, Perry, Sumter	52 min
Jun 14, 4:12 PM CDT	Severe Thunderstorm Warning	BMX	Bullock	48 min
Jun 14, 4:16 PM CDT	Severe Thunderstorm Warning Considerable damage threat	BMX	Barbour	74 min
Jun 14, 4:18 PM CDT	Severe Thunderstorm Warning Destructive damage threat	BMX	Bullock, Pike	36 min
Jun 14, 4:20 PM CDT	Severe Thunderstorm Warning Destructive damage threat	BMX	Greene, Sumter	31 min
Jun 14, 4:34 PM CDT	Severe Thunderstorm Warning Considerable damage threat	BMX	Dallas, Marengo, Perry	42 min
Jun 14, 4:39 PM CDT	Severe Thunderstorm Warning Considerable damage threat	BMX	Barbour, Pike	51 min
Jun 14, 4:56 PM CDT	Severe Thunderstorm Warning	BMX	Lowndes	42 min
Jun 14, 5:02 PM CDT	Areal Flood Advisory	BMX	Barbour	118 min
Jun 14, 5:23 PM CDT	Severe Thunderstorm Warning	BMX	Elmore, Montgomery	39 min
Jun 14, 5:33 PM CDT	Severe Thunderstorm Warning Considerable damage threat	BMX	Bullock, Macon, Pike	57 min
Jun 14, 5:59 PM CDT	Severe Thunderstorm Warning Considerable damage threat	BMX	Barbour	35 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2023 Every severe thunderstorm warning in 2023

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.