Alert archive / Alabama / Special Weather Statements in 2012

Special Weather Statement, NWS Birmingham, AL

December 26, 2012Barbour County, Alabama

NWS Birmingham, AL issued this special weather statement at Dec 26, 2012, 12:14 AM CST for Barbour 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: Dec 26, 2012, 12:14 AM CST (06:14 UTC)
Expired: Dec 26, 2012, 12:45 AM CST
In force: 31 min
Issued by: NWS Birmingham, AL

County Barbour County, AL

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 6.2 hours before the alert went out and 175 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: 1109 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 232 m²/s²
0-3 km storm-relative helicity: 410 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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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 Dec 26, 12:00 AM CST, 14 minutes earlier.

Area forecast discussion, Dec 26, 12:00 AM CST, 14 minutes before

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Hazardous weather outlook, Dec 25, 8:16 PM CST, 3 hours 58 minutes before

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In the hours before

Local storm report, Dec 25, 10:30 PM CST, 1 hour 44 minutes before

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Local storm report, Dec 25, 10:45 PM CST, 1 hour 29 minutes before

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Local storm report, Dec 25, 10:57 PM CST, 1 hour 17 minutes before

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Special weather statement, Dec 25, 11:24 PM CST, 50 minutes before

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Local storm report, Dec 25, 11:45 PM CST, 29 minutes before

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Special weather statement, Dec 26, 12:14 AM CST, 0 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
Dec 25, 6:10 PM CST	Severe Thunderstorm Warning	BMX	Dallas, Marengo, Perry	37 min
Dec 25, 6:15 PM CST	Severe Thunderstorm Warning	BMX	Chilton, Hale, Perry	45 min
Dec 25, 6:33 PM CST	Special Weather Statement	BMX	Bibb, Chilton, Jefferson, Shelby	57 min
Dec 25, 6:40 PM CST	Special Weather Statement	BMX	Pike	35 min
Dec 25, 6:44 PM CST	Tornado Warning	BMX	Barbour, Bullock, Pike	46 min
Dec 25, 6:45 PM CST	Severe Thunderstorm Warning	BMX	Bibb, Chilton, Perry, Shelby	30 min
Dec 25, 7:00 PM CST	Areal Flood Advisory	BMX	Bibb, Chilton, Dallas, Jefferson, Perry, Shelby	3 hr
Dec 25, 7:08 PM CST	Severe Thunderstorm Warning	BMX	Autauga, Bibb, Chilton, Dallas, Perry, Shelby	52 min
Dec 25, 7:31 PM CST	Severe Thunderstorm Warning	BMX	Dallas, Lowndes	59 min
Dec 25, 7:34 PM CST	River Flood Warning	BMX	Sumter	7 hr
Dec 25, 7:38 PM CST	Severe Thunderstorm Warning	BMX	Autauga, Chilton, Clay, Coosa, Talladega	41 min
Dec 25, 7:58 PM CST	Special Weather Statement	BMX	Clay, Talladega	47 min
Dec 25, 8:07 PM CST	Tornado Warning	BMX	Lowndes	46 min
Dec 25, 8:40 PM CST	Tornado Warning	BMX	Autauga, Elmore, Montgomery	65 min
Dec 25, 9:51 PM CST	Severe Thunderstorm Warning	BMX	Montgomery	39 min
Dec 25, 10:18 PM CST	Tornado Warning	BMX	Pike	42 min
Dec 25, 10:22 PM CST	Severe Thunderstorm Warning	BMX	Bullock	38 min
Dec 25, 10:45 PM CST	Severe Thunderstorm Warning	BMX	Macon	45 min
Dec 25, 10:48 PM CST	Severe Thunderstorm Warning	BMX	Bullock, Pike	42 min
Dec 25, 11:24 PM CST	Special Weather Statement	BMX	Barbour, Lee, Russell	66 min
Dec 26, 8:57 AM CST	River Flood Warning	BMX	Greene, Hale, Marengo	24 hr

Nearby

Special Weather Statements in Alabama, 2012 Every special weather statement 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.