Alert archive / Alabama / Lake Wind Advisories in 2006

Lake Wind Advisory 13, NWS Birmingham, AL

March 13, 200639 counties in Alabama

NWS Birmingham, AL issued this lake wind advisory at Mar 13, 2006, 11:19 AM CST for 39 counties in Alabama. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued: Mar 13, 2006, 11:19 AM CST (17:19 UTC)
Expired: Mar 13, 2006, 6:00 PM CST
In force: 7 hr
Issued by: NWS Birmingham, AL

All 39 counties

Autauga County, AL, Barbour County, AL, Bibb County, AL, Blount County, AL, Bullock County, AL, Calhoun County, AL, Chambers County, AL, Cherokee County, AL, Chilton County, AL, Clay County, AL, Cleburne County, AL, Coosa County, AL, Dallas County, AL, Elmore County, AL, Etowah County, AL, Fayette County, AL, Greene County, AL, Hale County, AL, Jefferson County, AL, Lamar County, AL, Lee County, AL, Lowndes County, AL, Macon County, AL, Marengo County, AL, Marion County, AL, Montgomery County, AL, Perry County, AL, Pickens County, AL, Pike County, AL, Randolph County, AL, Russell County, AL, Shelby County, AL, St. Clair County, AL, Sumter County, AL, Talladega County, AL, Tallapoosa County, AL, Tuscaloosa County, AL, Walker County, AL, Winston County, AL

The radar

The Birmingham radar (KBMX), 22 km from the middle of the area, began a volume at 17:20 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, 5.3 hours before the alert went out and 23 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: 37 J/kg
Mixed-layer CIN: -28 J/kg
Mixed-layer LCL: 552 m above ground
0-6 km bulk shear: 43 kt
0-1 km storm-relative helicity: 60 m²/s²
0-3 km storm-relative helicity: 138 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 lake wind 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 lake wind advisory went out at Mar 13, 11:12 AM CST, 7 minutes earlier.

Area forecast discussion, Mar 13, 11:12 AM CST, 7 minutes before

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Hazardous weather outlook, Mar 12, 1:56 PM CST, 21 hours 23 minutes before

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      <div class="status" id="status">Temporary Notice</div>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 13, 3:44 PM CST	Tornado Warning	BMX	Lamar	54 min
Mar 13, 4:18 PM CST	Tornado Warning	BMX	Fayette, Marion	42 min
Mar 13, 4:42 PM CST	Severe Thunderstorm Warning	BMX	Lamar, Pickens	48 min
Mar 13, 4:51 PM CST	Tornado Warning	BMX	Walker	39 min
Mar 13, 4:54 PM CST	Tornado Warning	BMX	Lamar, Pickens	36 min
Mar 13, 4:58 PM CST	Tornado Warning	BMX	Fayette, Marion	9 min
Mar 13, 5:17 PM CST	Tornado Warning	BMX	Fayette	43 min
Mar 13, 5:28 PM CST	Tornado Warning	BMX	Walker	17 min
Mar 13, 5:41 PM CST	Severe Thunderstorm Warning	BMX	Winston	19 min
Mar 13, 5:43 PM CST	Tornado Warning	BMX	Walker	17 min
Mar 13, 5:44 PM CST	Tornado Warning	BMX	Tuscaloosa	61 min

Nearby

Lake Wind Advisories in Alabama, 2006 Every lake wind advisory in 2006

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.