Alert archive / Alabama / Tornado Warnings in 2011

Tornado Warning 4, NWS Tallahassee, FL

March 9, 2011Dale County, Alabama

NWS Tallahassee, FL issued this tornado warning at Mar 9, 2011, 10:18 AM CST for Dale County, Alabama. It was in force for 27 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: Mar 9, 2011, 10:18 AM CST (16:18 UTC)
Expired: Mar 9, 2011, 10:45 AM CST
In force: 27 min
Issued by: NWS Tallahassee, FL
Area: Storm-based polygon

County Dale County, AL

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 9, 8:39 AM CST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 4.3 hours before the alert went out and 169 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: 611 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 348 m²/s²
0-3 km storm-relative helicity: 471 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.

923 
WFUS52 KTAE 091618
TORTAE
ALC045-091645-
/O.NEW.KTAE.TO.W.0004.110309T1618Z-110309T1645Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
1018 AM CST WED MAR 9 2011

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL DALE COUNTY IN SOUTHEAST ALABAMA...

* UNTIL 1045 AM CST

* AT 1018 AM CST...A DEVELOPING TORNADO HAS BEEN DETECTED BY THE
  NATIONAL WEATHER SERVICE NEAR OZARK...OR 8 MILES NORTHWEST OF
  HANCHEY ARMY HELIPORT...MOVING EAST AT 40 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  MARLEY HILL...HOOPER STAGE FIELD...PLEASANT HILL...DEAN CHURCH
  ROAD...DILL...DALE COUNTY LAKE...BLACKWELL FIELD A/P...HUNT
  FIELD...KLONDYKE HILL...BEAMON...EWELL...MABSON...BAGWELLS
  CROSSROADS...ASBURY...BROWNS CROSSROADS...WARD BRIDGE...SNOW
  HILL...ECHO...SYLVAN GROVE...GOLDBERG FIELD...BELLS CROSSROADS AND
  SNELLS CROSSROADS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! LEAVE MOBILE HOMES AND VEHICLES FOR SAFER STRUCTURES.
MOVE TO A HALLWAY OR CLOSET ON THE LOWEST FLOOR AWAY FROM WINDOWS AND
OUTSIDE WALLS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 PM CST WEDNESDAY
AFTERNOON FOR SOUTHEAST ALABAMA AND CENTRAL FLORIDA AND SOUTHWESTERN
GEORGIA.

&&

LAT...LON 3154 8542 3134 8542 3137 8579 3154 8579
TIME...MOT...LOC 1618Z 272DEG 35KT 3146 8571

$$

1 follow-up statement

244 
WWUS52 KTAE 091631
SVSTAE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TALLAHASSEE FL
1031 AM CST WED MAR 9 2011

ALC045-091645-
/O.CON.KTAE.TO.W.0004.000000T0000Z-110309T1645Z/
DALE AL-
1031 AM CST WED MAR 9 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1045 AM CST FOR CENTRAL
DALE COUNTY...

AT 1030 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR OZARK...OR 8 MILES
NORTH OF HANCHEY ARMY HELIPORT...MOVING EAST AT 35 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
KLONDYKE HILL...BEAMON...EWELL...BAGWELLS CROSSROADS...MABSON...
ASBURY...BROWNS CROSSROADS...WARD BRIDGE...GOLDBERG FIELD...SNELLS
CROSSROADS...SYLVAN GROVE...SNOW HILL...ECHO AND BELLS CROSSROADS

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
STURDY SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST
DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 PM CST WEDNESDAY
AFTERNOON FOR SOUTHEAST ALABAMA AND CENTRAL FLORIDA AND SOUTHWESTERN
GEORGIA.

&&

LAT...LON 3137 8574 3153 8572 3154 8542 3134 8542
TIME...MOT...LOC 1632Z 271DEG 29KT 3146 8561

$$

25-CAMP

The office that day

Everything else NWS Tallahassee, FL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 9, 9:44 AM CST	Tornado Warning	TAE	Coffee	31 min
Mar 9, 10:05 AM CST	Tornado Warning	TAE	Coffee, Dale	25 min
Mar 9, 10:11 AM CST	Tornado Warning	TAE	Coffee, Geneva	34 min
Mar 9, 10:37 AM CST	Severe Thunderstorm Warning	TAE	Geneva	38 min
Mar 9, 10:47 AM CST	Tornado Warning	TAE	Dale, Geneva, Houston	28 min
Mar 9, 10:48 AM CST	Severe Thunderstorm Warning	TAE	Dale, Henry	42 min
Mar 9, 11:11 AM CST	Tornado Warning	TAE	Henry	15 min

Nearby

Tornado Warnings in Alabama, 2011 Every tornado warning in 2011 Tornadoes in 2011

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.