Alert archive / Alabama / Special Weather Statements in 2014

Special Weather Statement, NWS Birmingham, AL

February 21, 2014Tuscaloosa County, Alabama

NWS Birmingham, AL issued this special weather statement at Feb 21, 2014, 12:43 AM CST for Tuscaloosa County, Alabama. It was in force for 32 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: Feb 21, 2014, 12:43 AM CST (06:43 UTC)
Expired: Feb 21, 2014, 1:15 AM CST
In force: 32 min
Issued by: NWS Birmingham, AL

County Tuscaloosa County, AL

The radar

The Birmingham radar (KBMX), 61 km from the middle of the area, began a volume at 06:44 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 00:00Z, 6.7 hours before the alert went out and 60 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: 755 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 734 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 181 m²/s²
0-3 km storm-relative helicity: 208 m²/s²
Significant tornado parameter: 0.8
Supercell composite: 3.7

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 Feb 20, 11:41 PM CST, 1 hour 2 minutes earlier.

Area forecast discussion, Feb 20, 11:41 PM CST, 1 hour 2 minutes before

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Hazardous weather outlook, Feb 20, 8:34 PM CST, 4 hours 9 minutes before

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In the hours before

Local storm report, Feb 20, 10:38 PM CST, 2 hours 5 minutes before

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Local storm report, Feb 20, 10:39 PM CST, 2 hours 4 minutes before

PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1039 PM CST THU FEB 20 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0819 PM     TSTM WND DMG     5 S VINA                34.31N 88.04W
02/20/2014                   MARION             AL   EMERGENCY MNGR

            SEVERAL TREES REPORTED DOWN ALONG STATE HWY 19 NEAR THE
            FRANKLIN COUNTY LINE. TIME ESTIMATED FROM RADAR.

0819 PM     TSTM WND DMG     4 ENE SHOTTSVILLE       34.29N 88.06W
02/20/2014                   MARION             AL   FIRE DEPT/RESCUE

            A LARGE PINE TREE WAS BLOWN DOWN ON STATE HWY 19 NORTH
            NEAR THE INTERSECTION OF COUNTY HWY 13. TIME ESTIMATED
            FROM RADAR.

0835 PM     HAIL             4 W HAMILTON            34.14N 88.05W
02/20/2014  E0.50 INCH       MARION             AL   TRAINED SPOTTER

            DIME SIZE HAIL REPORTED WEST OF HAMILTON

0950 PM     HEAVY RAIN       HALEYVILLE              34.24N 87.62W
02/20/2014  E0.00 INCH       WINSTON            AL   LAW ENFORCEMENT

            WATER COVERING PORTIONS OF STATE HWY 13 DUE TO POOR
            DRAINAGE. ROAD IS STILL PASSABLE AT THIS TIME. DEPTH OF
            WATER UNKNOWN.

1030 PM     TSTM WND DMG     BOLDO                   33.85N 87.18W
02/20/2014                   WALKER             AL   AMATEUR RADIO

            A FEW TREES WERE BOWN DOWN NEAR HIGHWAY 78 AND EVANS
            ROAD.

&&

LINHARES

Local storm report, Feb 20, 11:15 PM CST, 1 hour 28 minutes before

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Local storm report, Feb 20, 11:16 PM CST, 1 hour 27 minutes before

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Local storm report, Feb 20, 11:17 PM CST, 1 hour 26 minutes before

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Special weather statement, Feb 21, 12:43 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
Feb 20, 8:12 PM CST	Special Weather Statement	BMX	Marion	48 min
Feb 20, 8:16 PM CST	Severe Thunderstorm Warning	BMX	Marion	44 min
Feb 20, 8:49 PM CST	Severe Thunderstorm Warning	BMX	Lamar	56 min
Feb 20, 9:42 PM CST	Severe Thunderstorm Warning	BMX	Fayette	48 min
Feb 20, 9:54 PM CST	Areal Flood Advisory	BMX	Marion, Walker, Winston	2 hr
Feb 20, 10:07 PM CST	Severe Thunderstorm Warning	BMX	Walker	38 min
Feb 21, 12:49 AM CST	Severe Thunderstorm Warning	BMX	Tuscaloosa	26 min
Feb 21, 12:54 AM CST	Special Weather Statement	BMX	Bibb, Dallas, Perry	36 min
Feb 21, 12:58 AM CST	Special Weather Statement	BMX	Jefferson, Shelby	62 min
Feb 21, 1:01 AM CST	Areal Flood Advisory	BMX	Bibb, Blount, Fayette, Jefferson, Shelby, Tuscaloosa and 1 more	3 hr
Feb 21, 1:29 AM CST	Special Weather Statement	BMX	Autauga, Chilton, Coosa, Elmore, Lowndes	61 min
Feb 21, 1:44 AM CST	Special Weather Statement	BMX	St. Clair	46 min
Feb 21, 2:25 AM CST	Special Weather Statement	BMX	Chambers	50 min
Feb 21, 2:29 AM CST	Special Weather Statement	BMX	Bullock, Clay, Elmore, Macon, Montgomery, Randolph and 1 more	46 min
Feb 21, 2:45 AM CST	Areal Flood Advisory	BMX	Calhoun	3 hr
Feb 21, 2:55 AM CST	Severe Thunderstorm Warning	BMX	Elmore, Tallapoosa	35 min
Feb 21, 3:04 AM CST	Special Weather Statement	BMX	Russell	41 min
Feb 21, 3:20 AM CST	Special Weather Statement	BMX	Barbour, Bullock, Chambers, Lee, Macon, Pike and 1 more	40 min
Feb 21, 3:59 AM CST	Special Weather Statement	BMX	Barbour, Russell	46 min

Nearby

Special Weather Statements in Alabama, 2014 Every special weather statement 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.