Alert archive / Alabama / Tornado Warnings in 2007

Tornado Warning 115, NWS Birmingham, AL

April 14, 2007Pike County, Alabama

NWS Birmingham, AL issued this tornado warning at Apr 14, 2007, 4:39 PM CDT for Pike County, Alabama. It was in force for 11 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: Apr 14, 2007, 4:39 PM CDT (21:39 UTC)
Expired: Apr 14, 2007, 4:50 PM CDT
In force: 11 min
Issued by: NWS Birmingham, AL
Area: Counties, with a storm outline in the text

County Pike 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
Apr 14, 10:26 AM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 9.7 hours before the alert went out and 155 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: 972 m above ground
0-6 km bulk shear: 54 kt
0-1 km storm-relative helicity: 238 m²/s²
0-3 km storm-relative helicity: 289 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.1

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KBMX 142139
TORBMX
ALC109-142200-
/O.NEW.KBMX.TO.W.0115.070414T2139Z-070414T2200Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
439 PM CDT SAT APR 14 2007

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* TORNADO WARNING FOR...
  EXTREME NORTHERN PIKE COUNTY IN SOUTHEAST ALABAMA...

* UNTIL 500 PM CDT

* AT 435 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO OVER EXTREME
  NORTH CENTRAL PIKE COUNTY...OR ABOUT 13 MILES NORTH OF TROY...
  MOVING NORTHEAST AT 50 MPH.

* THE TORNADO WILL OTHERWISE IMPACT MAINLY RURAL AREAS OF THE
  INDICATED COUNTY.

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

TO REPORT SEVERE WEATHER...
CALL 1-800-856-0758.

LAT...LON 3200 8596 3195 8592 3198 8579 3199 8589
      3206 8592

$$

61

1 follow-up statement

000 
WWUS54 KBMX 142150
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
450 PM CDT SAT APR 14 2007

ALC109-142200-
/O.CAN.KBMX.TO.W.0115.000000T0000Z-070414T2200Z/
PIKE AL-
450 PM CDT SAT APR 14 2007

...THE TORNADO WARNING FOR PIKE COUNTY IS CANCELLED...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 600 PM CDT SATURDAY EVENING
FOR SOUTHERN ALABAMA.

LAT...LON 3200 8596 3195 8592 3198 8579 3199 8589
      3206 8592

$$

61

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 14, 4:50 AM CDT	Lake Wind Advisory	BMX	Autauga, Barbour, Bibb, Blount, Bullock, Calhoun and 33 more	16 hr
Apr 14, 11:19 AM CDT	Severe Thunderstorm Warning	BMX	Lamar	25 min
Apr 14, 2:13 PM CDT	Tornado Warning	BMX	Lowndes	62 min
Apr 14, 3:12 PM CDT	Severe Thunderstorm Warning	BMX	Lowndes, Montgomery	63 min
Apr 14, 3:31 PM CDT	Tornado Warning	BMX	Montgomery	44 min
Apr 14, 3:43 PM CDT	Tornado Warning	BMX	Montgomery	62 min
Apr 14, 4:23 PM CDT	Tornado Warning	BMX	Bullock	37 min
Apr 14, 4:36 PM CDT	Tornado Warning	BMX	Macon	54 min
Apr 14, 4:56 PM CDT	Tornado Warning	BMX	Bullock	34 min
Apr 14, 5:42 PM CDT	Tornado Warning	BMX	Pike	33 min
Apr 14, 6:02 PM CDT	Tornado Warning	BMX	Bullock	28 min
Apr 14, 6:14 PM CDT	Tornado Warning	BMX	Barbour	46 min
Apr 14, 6:55 PM CDT	Tornado Warning	BMX	Russell	35 min
Apr 14, 6:58 PM CDT	Tornado Warning	BMX	Barbour	17 min

Nearby

Tornado Warnings in Alabama, 2007 Every tornado warning in 2007 Tornadoes in 2007

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.