Alert archive / Alabama / Tornado Warnings in 2016

Tornado Warning 18, NWS Birmingham, AL

March 31, 2016Marion County, Walker County, Alabama

NWS Birmingham, AL issued this tornado warning at Mar 31, 2016, 7:29 PM CDT for Marion County, Walker County, Alabama. It was in force for 46 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Mar 31, 2016, 7:29 PM CDT (00:29 UTC)
Expired: Mar 31, 2016, 8:15 PM CDT
In force: 46 min
Issued by: NWS Birmingham, AL
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Marion County, AL, Walker County, AL

The radar

The Columbus AFB radar (KGWX), 76 km from the middle of the area, began a volume at 00:32 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.

What was reported inside it

Time	Report	Where	Remark
Mar 31, 7:39 PM CDT	TSTM WND DMG	Eldridge, AL	TREE DAMAGE REPORTED THROUGH ONLINE PUBLIC STORM REPORT.
Mar 31, 7:51 PM CDT	TSTM WND DMG	5 Se Lynn, AL	TREES AND POWER LINES DOWN NEAR NAVOO. TIME ESTIMATED BY RADAR.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

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 31, 5:58 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 0.5 hours before the alert went out and 109 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: 693 J/kg
Mixed-layer CIN: -22 J/kg
Mixed-layer LCL: 764 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: 294 m²/s²
0-3 km storm-relative helicity: 366 m²/s²
Significant tornado parameter: 1.2
Supercell composite: 6.4

Open this sounding in Storm Lab

The text

As transmitted.

904 
WFUS54 KBMX 010029
TORBMX
ALC093-127-010115-
/O.NEW.KBMX.TO.W.0018.160401T0029Z-160401T0115Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
729 PM CDT THU MAR 31 2016

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN MARION COUNTY IN NORTHWESTERN ALABAMA...
  NORTHWESTERN WALKER COUNTY IN CENTRAL ALABAMA...

* UNTIL 815 PM CDT
    
* AT 729 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
  WAS LOCATED NEAR GLEN ALLEN...OR 7 MILES SOUTHEAST OF WINFIELD...
  MOVING NORTHEAST AT 30 MPH.

  HAZARD...TORNADO. 

  SOURCE...RADAR INDICATED ROTATION. 

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. 
           DAMAGE TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR.  TREE 
           DAMAGE IS LIKELY. 

* LOCATIONS IMPACTED INCLUDE...
  WINFIELD...CARBON HILL...GLEN ALLEN...KANSAS...NAUVOO...ELDRIDGE...LUPTON
  AND TEXAS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER
AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3400 8731 3397 8728 3387 8753 3387 8763
      3391 8764 3392 8777 3400 8763
TIME...MOT...LOC 0029Z 240DEG 25KT 3387 8768 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

87/GRANTHAM

2 follow-up statements

723 
WWUS54 KBMX 010037
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
737 PM CDT THU MAR 31 2016

ALC093-127-010115-
/O.CON.KBMX.TO.W.0018.000000T0000Z-160401T0115Z/
MARION AL-WALKER AL-
737 PM CDT THU MAR 31 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR
SOUTHEASTERN MARION AND NORTHWESTERN WALKER COUNTIES...
        
AT 737 PM CDT...A CONFIRMED TORNADO WAS LOCATED OVER ELDRIDGE...OR NEAR
CARBON HILL...MOVING NORTHEAST AT 25 MPH.

HAZARD...DAMAGING TORNADO. 

SOURCE...RADAR CONFIRMED TORNADO. 

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE 
         TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR.  TREE DAMAGE IS 
         LIKELY. 

LOCATIONS IMPACTED INCLUDE...
WINFIELD...CARBON HILL...GLEN ALLEN...KANSAS...NAUVOO...ELDRIDGE...LUPTON
AND TEXAS.

LAT...LON 3400 8731 3397 8728 3387 8753 3387 8763
      3391 8764 3392 8777 3400 8763
TIME...MOT...LOC 0037Z 235DEG 24KT 3391 8764 

TORNADO...OBSERVED
HAIL...<.75IN

$$

87/GRANTHAM

174 
WWUS54 KBMX 010050
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
750 PM CDT THU MAR 31 2016

ALC093-010100-
/O.CAN.KBMX.TO.W.0018.000000T0000Z-160401T0115Z/
MARION AL-
750 PM CDT THU MAR 31 2016

...THE TORNADO WARNING FOR SOUTHEASTERN MARION COUNTY IS CANCELLED...
    
THE TORNADIC THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT
OF THE WARNED AREA THEREFORE THE WARNING HAS BEEN CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CDT FOR NORTHWESTERN
ALABAMA.

LAT...LON 3400 8731 3397 8728 3387 8753 3387 8760
      3393 8764 3400 8764
TIME...MOT...LOC 0050Z 240DEG 19KT 3394 8755 

$$

ALC127-010115-
/O.CON.KBMX.TO.W.0018.000000T0000Z-160401T0115Z/
WALKER AL-
750 PM CDT THU MAR 31 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR
NORTHWESTERN WALKER COUNTY...
    
AT 750 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED OVER KANSAS...OR NEAR CARBON HILL...MOVING NORTHEAST AT 20
MPH.

HAZARD...TORNADO. 

SOURCE...RADAR INDICATED ROTATION. 

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE 
         TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR.  TREE DAMAGE IS 
         LIKELY. 

LOCATIONS IMPACTED INCLUDE...
CARBON HILL...KANSAS...NAUVOO...ELDRIDGE AND LUPTON. 

LAT...LON 3400 8731 3397 8728 3387 8753 3387 8760
      3393 8764 3400 8764
TIME...MOT...LOC 0050Z 240DEG 19KT 3394 8755 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

87/GRANTHAM

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 31, 7:02 PM CDT	Tornado Warning	BMX	Fayette	43 min
Mar 31, 7:22 PM CDT	Severe Thunderstorm Warning	BMX	Winston	9 min
Mar 31, 7:34 PM CDT	Severe Thunderstorm Warning	BMX	Sumter	41 min
Mar 31, 7:56 PM CDT	Severe Thunderstorm Warning	BMX	Greene, Pickens	49 min
Mar 31, 7:59 PM CDT	Tornado Warning	BMX	Fayette, Walker	46 min
Mar 31, 8:05 PM CDT	Severe Thunderstorm Warning	BMX	Tuscaloosa	55 min
Mar 31, 8:24 PM CDT	Severe Thunderstorm Warning	BMX	Hale	51 min
Mar 31, 9:17 PM CDT	Tornado Warning	BMX	Blount, Jefferson	32 min
Mar 31, 9:30 PM CDT	Areal Flood Advisory	BMX	Autauga, Dallas, Lowndes	3 hr
Mar 31, 10:42 PM CDT	Flash Flood Warning	BMX	Autauga, Dallas, Elmore, Lowndes, Montgomery	3 hr
Mar 31, 11:07 PM CDT	River Flood Warning	BMX	Montgomery	69 hr
Mar 31, 11:17 PM CDT	Severe Thunderstorm Warning	BMX	Elmore, Macon, Montgomery, Tallapoosa	43 min
Mar 31, 11:55 PM CDT	Special Weather Statement	BMX	Lee, Macon	65 min
Apr 1, 12:14 AM CDT	Special Weather Statement	BMX	Pickens	46 min
Apr 1, 1:03 AM CDT	Special Weather Statement	BMX	Perry	42 min
Apr 1, 1:53 AM CDT	Special Weather Statement	BMX	Shelby	37 min
Apr 1, 2:33 AM CDT	Special Weather Statement	BMX	Lowndes	27 min
Apr 1, 2:36 AM CDT	Flash Flood Warning	BMX	Autauga, Dallas, Elmore, Lowndes, Montgomery	3 hr
Apr 1, 3:06 AM CDT	Special Weather Statement	BMX	Jefferson	39 min
Apr 1, 3:29 AM CDT	Special Weather Statement	BMX	Lee, Macon, Tallapoosa	46 min
Apr 1, 4:38 AM CDT	Areal Flood Advisory	BMX	Lee	3 hr
Apr 1, 5:16 AM CDT	River Flood Warning	BMX	Sumter	45 hr
Apr 1, 6:07 AM CDT	Special Weather Statement	BMX	Barbour	38 min
Apr 1, 6:22 AM CDT	Special Weather Statement	BMX	Barbour	38 min
Apr 1, 10:23 AM CDT	Special Weather Statement	BMX	Montgomery	52 min
Apr 1, 10:24 AM CDT	Special Weather Statement	BMX	Lowndes	51 min
Apr 1, 10:52 AM CDT	Areal Flood Advisory	BMX	Autauga, Barbour, Bullock, Dallas, Elmore, Lee and 7 more	113 min
Apr 1, 10:57 AM CDT	Special Weather Statement	BMX	Autauga	48 min
Apr 1, 11:03 AM CDT	Special Weather Statement	BMX	Macon	27 min

Nearby

Tornado Warnings in Alabama, 2016 Every tornado warning in 2016 Tornadoes in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.