Alert archive / Alabama / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 25, NWS Birmingham, AL

March 13, 2006Pickens County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Mar 13, 2006, 7:02 PM CST for Pickens County, Alabama. It was in force for 43 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: Mar 13, 2006, 7:02 PM CST (01:02 UTC)
Expired: Mar 13, 2006, 7:45 PM CST
In force: 43 min
Issued by: NWS Birmingham, AL
Area: Counties, with a storm outline in the text

County Pickens County, AL

The radar

The Columbus AFB radar (KGWX), 72 km from the middle of the area, began a volume at 01:05 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Mar 13, 1:48 PM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 1.0 hours before the alert went out and 122 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: 183 J/kg
Mixed-layer CIN: -26 J/kg
Mixed-layer LCL: 1360 m above ground
0-6 km bulk shear: 65 kt
0-1 km storm-relative helicity: 114 m²/s²
0-3 km storm-relative helicity: 193 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.7

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 Mar 13, 6:24 PM CST, 38 minutes earlier.

Area forecast discussion, Mar 13, 6:24 PM CST, 38 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BIRMINGHAM AL
624 PM CST MON MAR 13 2006

.DISCUSSION...A FEW SEVERE THUNDERSTORMS CAPABLE OF PRODUCING
TORNADOES WILL CONTINUE TO AFFECT LOCATIONS ROUGHLY ALONG AND JUST
NORTH OF INTERSTATE 59 THROUGH 8 PM CST BEFORE THEY WEAKEN.

AT 615 PM CST...A LINE OF SHOWERS AND THUNDERSTORMS WAS FILLING IN
ALONG AN ALICEVILLE TO JASPER TO CULLMAN LINE.  TWO STORMS ALONG
THIS LINE HAVE HAD A HISTORY OF PRODUCING SEVERE WEATHER.  A TORNADO
WAS REPORTED AROUND 6 PM CST NEAR ARKADELPHIA IN CULLMAN COUNTY AND
WIND DAMAGE REPORTS HAVE COME IN FROM WALKER AND FAYETTE COUNTIES.
THE ATMOSPHERE WAS A BIT UNSTABLE WITH LIFTED INDICES BETWEEN -1
AND -3 ACROSS THE WESTERN HALF OF ALABAMA.

THROUGH 8 PM CST...LOCATIONS ALONG AND JUST NORTH OF AN ALICEVILLE
TO TUSCALOOSA TO GARDENDALE TO GADSDEN LINE WILL HAVE AN ENHANCED
THREAT FOR SEVERE WEATHER...INCLUDING TORNADOES.  THE STORMS WILL
MOST LIKELY BE STRONGEST THROUGH 730 PM CST BEFORE WEAKENING WITH
COOLING AND THE LOSS OF DAYTIME HEATING.

AFTER 8 PM CST...A FEW STORMS MAY BE STRONG OR SEVERE...THOUGH THE
LINE SHOULD WEAKEN AS THEY MOVE EAST OF INTERSTATE 59 AND ENCOUNTER
A COOLER MORE STABLE AIRMASS.

OVERALL...STILL NOT EXPECTING A WIDESPREAD SEVERE WEATHER EVENT.

&&

.UPDATE...ADDED TORNADO WATCH 91 AND REMOVED THE LAKE WIND ADVISORY.

&&

.BMX WATCHES/WARNINGS/ADVISORIES...
AL...NONE.

&&

MBS/91

In the hours before

Local storm report, Mar 13, 6:11 PM CST, 51 minutes before

PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE BIRMINGHAM AL
611 PM CST MON MAR 13 2006

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

0536 PM     TSTM WND DMG     CURRY                   33.95N 87.21W
03/13/2006                   WALKER             AL   EMERGENCY MNGR

            POSSIBLE TORNADO IN NORTHEASTERN WALKER COUNTY. TREES
            WERE BLOWN DOWN NEAR SMITH LAKE.

&&

LINHARES

Local storm report, Mar 13, 6:14 PM CST, 48 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
614 PM CST MON MAR 13 2006

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

0614 PM     TORNADO          2 NW HAYDEN             33.92N 86.78W
03/13/2006                   BLOUNT             AL   EMERGENCY MNGR

            POSSIBLE TORNADO NEAR INTERSTATE 65 AND COUNTY ROAD 5.
            DEBRIS FLYING.

&&

LINHARES

Local storm report, Mar 13, 6:17 PM CST, 45 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
617 PM CST MON MAR 13 2006

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

0614 PM     FUNNEL CLOUD     12 NE SAMANTHA          33.53N 87.43W
03/13/2006                   TUSCALOOSA         AL   EMERGENCY MNGR

            A FUNNEL CLOUD WAS REPORTED BY VOLUNTEER FIRE FIGHTERS
            NEAR WILEY ALONG HIGHWAY 69.

&&

LINHARES

Local storm report, Mar 13, 6:39 PM CST, 23 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
639 PM CST MON MAR 13 2006

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

0625 PM     HAIL             NECTAR                  33.97N 86.64W
03/13/2006  E0.75 INCH       BLOUNT             AL   EMERGENCY MNGR

            PENNY SIZE HAIL REPORTED IN NECTAR BY STORM SPOTTERS.

&&

LINHARES

Local storm report, Mar 13, 6:40 PM CST, 22 minutes before

PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE BIRMINGHAM AL
640 PM CST MON MAR 13 2006

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

0635 PM     HAIL             NECTAR                  33.97N 86.64W
03/13/2006  E0.75 INCH       BLOUNT             AL   EMERGENCY MNGR

            PENNY SIZE HAIL REPORTED IN NECTAR BY STORM SPOTTERS.

&&

LINHARES

Local storm report, Mar 13, 6:57 PM CST, 5 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
657 PM CST MON MAR 13 2006

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

0643 PM     TSTM WND DMG     NECTAR                  33.97N 86.64W
03/13/2006                   BLOUNT             AL   EMERGENCY MNGR

            POSSIBLE TORNADO IN NECTAR. A SMALL BUILDING WAS
            DESTROYED.

&&

LINHARES

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 13, 6:01 PM CST	Tornado Warning	BMX	Blount	44 min
Mar 13, 6:26 PM CST	Tornado Warning	BMX	Walker	19 min
Mar 13, 6:36 PM CST	Tornado Warning	BMX	Jefferson	54 min
Mar 13, 6:42 PM CST	Tornado Warning	BMX	Blount, Etowah, St. Clair	63 min
Mar 13, 6:44 PM CST	Tornado Warning	BMX	Tuscaloosa	46 min
Mar 13, 6:52 PM CST	Severe Thunderstorm Warning	BMX	Sumter	53 min
Mar 13, 7:26 PM CST	Severe Thunderstorm Warning	BMX	Fayette, Walker	34 min
Mar 13, 7:26 PM CST	Tornado Warning	BMX	Jefferson	40 min
Mar 13, 7:42 PM CST	Tornado Warning	BMX	Calhoun, Cherokee, Etowah	35 min
Mar 13, 7:43 PM CST	Severe Thunderstorm Warning	BMX	Tuscaloosa	47 min
Mar 13, 7:46 PM CST	Severe Thunderstorm Warning	BMX	Sumter	29 min
Mar 13, 7:54 PM CST	Tornado Warning	BMX	St. Clair	29 min
Mar 13, 7:57 PM CST	Severe Thunderstorm Warning	BMX	Hale	48 min
Mar 13, 8:14 PM CST	Severe Thunderstorm Warning	BMX	Bibb	20 min
Mar 13, 8:18 PM CST	Severe Thunderstorm Warning	BMX	Jefferson	16 min
Mar 13, 8:24 PM CST	Severe Thunderstorm Warning	BMX	Marengo	66 min
Mar 14, 3:46 AM CST	Lake Wind Advisory	BMX	Autauga, Barbour, Bibb, Blount, Bullock, Calhoun and 33 more	13 hr
Mar 14, 5:30 AM CST	Frost Advisory	BMX	Bibb, Blount, Calhoun, Chambers, Cherokee, Chilton and 17 more	26 hr

Nearby

Severe Thunderstorm Warnings in Alabama, 2006 Every severe thunderstorm warning 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.