Alert archive / Alabama / Special Weather Statements in 2019

Special Weather Statement, NWS Birmingham, AL

August 19, 2019Tuscaloosa County, Alabama

NWS Birmingham, AL issued this special weather statement at Aug 19, 2019, 7:44 PM CDT for Tuscaloosa County, Alabama. It was in force for 31 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 19, 2019, 7:44 PM CDT (00:44 UTC)
Expired: Aug 19, 2019, 8:15 PM CDT
In force: 31 min
Issued by: NWS Birmingham, AL

County Tuscaloosa County, AL

The radar

The Birmingham radar (KBMX), 55 km from the middle of the area, began a volume at 00:47 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, 0.7 hours before the alert went out and 260 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: 1269 J/kg
Mixed-layer CIN: -19 J/kg
Mixed-layer LCL: 1552 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: 6 m²/s²
0-3 km storm-relative helicity: 17 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Aug 19, 6:20 PM CDT, 1 hour 24 minutes earlier.

Area forecast discussion, Aug 19, 6:20 PM CDT, 1 hour 24 minutes before

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Hazardous weather outlook, Aug 19, 4:30 AM CDT, 15 hours 14 minutes before

Hazardous Weather Outlook
National Weather Service Birmingham AL
430 AM CDT Mon Aug 19 2019

ALZ011>015-017>050-201230-
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-
430 AM CDT Mon Aug 19 2019

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

.DAY ONE...Outlook through Tonight.

Hot temperatures along with increasing moisture will allow many
afternoon heat indices to reach above 100 degrees. Some in the west
half of Central Alabama could see values go above 105.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

With continue hot and humid conditions, a few areas may see
afternoon heat indices get close to 105 again on Tuesday.

.SPOTTER INFORMATION STATEMENT...

Activation of storm spotters and emergency management is not
expected at this time.

08

In the hours before

Local storm report, Aug 19, 6:05 PM CDT, 1 hour 39 minutes before

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Local storm report, Aug 19, 6:06 PM CDT, 1 hour 38 minutes before

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Special weather statement, Aug 19, 6:10 PM CDT, 1 hour 34 minutes before

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Special weather statement, Aug 19, 6:19 PM CDT, 1 hour 25 minutes before

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Special weather statement, Aug 19, 6:31 PM CDT, 1 hour 13 minutes before

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Special weather statement, Aug 19, 6:49 PM CDT, 55 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
Aug 19, 7:11 PM CDT	Special Weather Statement	BMX	Lowndes	34 min
Aug 19, 7:16 PM CDT	Special Weather Statement	BMX	Bibb	44 min
Aug 20, 3:00 AM CDT	Heat Advisory	BMX	Bibb, Blount, Fayette, Jefferson, Lamar, Marion and 5 more	18 hr
Aug 20, 6:01 AM CDT	Dense Fog Advisory	BMX	Autauga, Barbour, Bullock, Dallas, Elmore, Greene and 9 more	119 min
Aug 20, 1:43 PM CDT	Special Weather Statement	BMX	Tallapoosa	32 min
Aug 20, 4:46 PM CDT	Special Weather Statement	BMX	Chilton	29 min
Aug 20, 4:50 PM CDT	Special Weather Statement	BMX	Chambers	25 min
Aug 20, 5:16 PM CDT	Special Weather Statement	BMX	Tallapoosa	29 min
Aug 20, 5:46 PM CDT	Special Weather Statement	BMX	Clay	29 min
Aug 20, 6:22 PM CDT	Special Weather Statement	BMX	Walker	23 min
Aug 20, 6:30 PM CDT	Special Weather Statement	BMX	Perry	30 min
Aug 20, 6:56 PM CDT	Special Weather Statement	BMX	Fayette	34 min

Nearby

Special Weather Statements in Alabama, 2019 Every special weather statement in 2019

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.