Alert archive / Alabama / Tornado Warnings in 2018

Tornado Warning 15, NWS Birmingham, AL

April 22, 2018Barbour County, Alabama

NWS Birmingham, AL issued this tornado warning at Apr 22, 2018, 3:03 PM CDT for Barbour 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: Apr 22, 2018, 3:03 PM CDT (20:03 UTC)
Expired: Apr 22, 2018, 3:30 PM CDT
In force: 27 min
Issued by: NWS Birmingham, AL
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.0 in

County Barbour County, AL

The radar

The Ft Rucker radar (KEOX), 40 km from the middle of the area, began a volume at 20:06 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
Apr 22, 2:55 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 8.1 hours before the alert went out and 190 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: 640 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 265 m²/s²
0-3 km storm-relative helicity: 347 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

As transmitted.

241 
WFUS54 KBMX 222003
TORBMX
ALC005-222030-
/O.NEW.KBMX.TO.W.0015.180422T2003Z-180422T2030Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Birmingham AL
303 PM CDT SUN APR 22 2018

The National Weather Service in Birmingham has issued a

* Tornado Warning for...
  Central Barbour County in southeastern Alabama...

* Until 330 PM CDT
    
* At 303 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Texasville, or 9 miles east of Clio, moving north
  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...
  Clayton, Texasville, Gaino, White Oak, Barbour County Public Lake
  Dam, Millers Ford and Clayton Municipal Airport.

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 3171 8540 3173 8555 3198 8547 3195 8527
TIME...MOT...LOC 2003Z 198DEG 18KT 3176 8545 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

05

5 follow-up statements

862 
WWUS54 KBMX 222010
SVSBMX

Severe Weather Statement
National Weather Service Birmingham AL
310 PM CDT SUN APR 22 2018

ALC005-222030-
/O.CON.KBMX.TO.W.0015.000000T0000Z-180422T2030Z/
Barbour AL-
310 PM CDT SUN APR 22 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM CDT FOR CENTRAL
BARBOUR COUNTY...
    
At 310 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Clayton, or 13 miles northeast of Clio, moving north
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...
Clayton, Texasville, Gaino, White Oak, Barbour County Public Lake
Dam, Millers Ford and Clayton Municipal Airport.

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 3171 8540 3173 8555 3198 8547 3195 8527
TIME...MOT...LOC 2010Z 202DEG 24KT 3181 8542 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

05

058 
WWUS54 KBMX 222011
SVSBMX

Severe Weather Statement
National Weather Service Birmingham AL
311 PM CDT SUN APR 22 2018

ALC005-222030-
/O.CON.KBMX.TO.W.0015.000000T0000Z-180422T2030Z/
Barbour AL-
311 PM CDT SUN APR 22 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM CDT FOR CENTRAL
BARBOUR COUNTY...
    
At 311 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Clayton, or 13 miles northeast of Clio, moving north
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...
Clayton, White Oak, Barbour County Public Lake Dam, Gaino, Clayton
Municipal Airport and Millers Ford.

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 3176 8539 3178 8550 3198 8547 3195 8527
TIME...MOT...LOC 2011Z 202DEG 24KT 3182 8542 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

05

331 
WWUS54 KBMX 222018
SVSBMX

Severe Weather Statement
National Weather Service Birmingham AL
318 PM CDT SUN APR 22 2018

ALC005-222030-
/O.CON.KBMX.TO.W.0015.000000T0000Z-180422T2030Z/
Barbour AL-
318 PM CDT SUN APR 22 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM CDT FOR CENTRAL
BARBOUR COUNTY...
    
At 317 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Clayton, or 14 miles west of Eufaula, moving north
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...
Clayton, White Oak and Barbour County Public Lake Dam. 

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 3179 8539 3181 8549 3198 8544 3195 8528
TIME...MOT...LOC 2017Z 202DEG 24KT 3186 8540 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

05

442 
WWUS54 KBMX 222022
SVSBMX

Severe Weather Statement
National Weather Service Birmingham AL
322 PM CDT SUN APR 22 2018

ALC005-222030-
/O.CON.KBMX.TO.W.0015.000000T0000Z-180422T2030Z/
Barbour AL-
322 PM CDT SUN APR 22 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM CDT FOR CENTRAL
BARBOUR COUNTY...
    
At 322 PM CDT, a severe thunderstorm capable of producing a tornado
was located near White Oak, or 13 miles west of Eufaula, moving north
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...
Clayton and White Oak. 

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 3182 8538 3184 8546 3197 8541 3195 8528
TIME...MOT...LOC 2022Z 202DEG 24KT 3188 8539 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

05

358 
WWUS54 KBMX 222026
SVSBMX

Severe Weather Statement
National Weather Service Birmingham AL
326 PM CDT SUN APR 22 2018

ALC005-222036-
/O.EXP.KBMX.TO.W.0015.000000T0000Z-180422T2030Z/
Barbour AL-
326 PM CDT SUN APR 22 2018

...THE TORNADO WARNING FOR CENTRAL BARBOUR COUNTY WILL EXPIRE AT 330
PM CDT...
    
The tornadic thunderstorm which prompted the warning has weakened. 
Therefore, the warning will be allowed to expire.

A tornado watch remains in effect until 900 PM CDT for southeastern
Alabama.

LAT...LON 3182 8538 3184 8546 3197 8541 3195 8528
TIME...MOT...LOC 2026Z 198DEG 18KT 3190 8538 

$$

05

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 22, 3:14 AM CDT	Wind Advisory	BMX	Bibb, Blount, Calhoun, Chambers, Cherokee, Chilton and 19 more	25 hr
Apr 22, 2:15 PM CDT	Tornado Warning	BMX	Montgomery	30 min
Apr 22, 3:25 PM CDT	Tornado Warning	BMX	Barbour	35 min
Apr 22, 4:37 PM CDT	Special Weather Statement	BMX	Pickens	68 min
Apr 22, 5:49 PM CDT	Special Weather Statement	BMX	Tuscaloosa	56 min
Apr 22, 6:38 PM CDT	Severe Thunderstorm Warning	BMX	Hale	40 min
Apr 22, 6:55 PM CDT	Severe Thunderstorm Warning	BMX	Bibb, Perry	65 min

Nearby

Tornado Warnings in Alabama, 2018 Every tornado warning in 2018 Tornadoes in 2018

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.