Alert archive / Alabama / Tornado Warnings in 2017

Tornado Warning 38, NWS Birmingham, AL

June 22, 2017Bibb County, Tuscaloosa County, Alabama

NWS Birmingham, AL issued this tornado warning at Jun 22, 2017, 12:55 PM CDT for Bibb County, Tuscaloosa County, Alabama. It was in force for 38 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
Jun 22, 2017, 12:55 PM CDT (17:55 UTC)
Expired
Jun 22, 2017, 1:33 PM CDT
In force
38 min
Issued by
NWS Birmingham, AL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

Counties Bibb County, AL, Tuscaloosa County, AL

The radar

The Birmingham radar (KBMX), 34 km from the middle of the area, began a volume at 17:57 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 nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 5.9 hours before the alert went out and 33 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-pSkew-T log-p diagram, Birmingham, AL at 12:00Z on 2017-06-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 602 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Birmingham, AL at 12:00Z on 2017-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 306 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
602 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
450 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
306 m²/s²
0-3 km storm-relative helicity
324 m²/s²
Significant tornado parameter
0.6
Supercell composite
6.5

Open this sounding in Storm Lab

The text

As transmitted.

983 
WFUS54 KBMX 221755
TORBMX
ALC007-125-221845-
/O.NEW.KBMX.TO.W.0038.170622T1755Z-170622T1845Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Birmingham AL
1255 PM CDT THU JUN 22 2017

The National Weather Service in Birmingham has issued a

* Tornado Warning for...
  Southeastern Tuscaloosa County in west central Alabama...
  Northwestern Bibb County in Alabama...

* Until 145 PM CDT
    
* At 1254 PM CDT, a severe thunderstorm capable of producing a
  tornado was located near Eoline, or 9 miles northwest of
  Centreville, moving northeast at 35 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...
  Lake View, Vance, Woodstock, West Blocton, Tannehill Ironworks
  State Park, North Bibb, Green Pond, Caffee Junction and Bucksville.

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 3331 8716 3331 8713 3329 8712 3329 8709
      3328 8709 3328 8707 3325 8706 3325 8703
      3322 8703 3302 8725 3306 8731
TIME...MOT...LOC 1754Z 211DEG 29KT 3307 8725 

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

$$

89^GSatterwhite
3 follow-up statements
278 
WWUS54 KBMX 221807
SVSBMX

Severe Weather Statement
National Weather Service Birmingham AL
107 PM CDT THU JUN 22 2017

ALC007-125-221845-
/O.CON.KBMX.TO.W.0038.000000T0000Z-170622T1845Z/
Tuscaloosa AL-Bibb AL-
107 PM CDT THU JUN 22 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 145 PM CDT FOR
SOUTHEASTERN TUSCALOOSA AND NORTH CENTRAL BIBB COUNTIES...
    
At 106 PM CDT, a severe thunderstorm capable of producing a tornado
was located over North Bibb, or 15 miles north of Centreville, moving
northeast at 40 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...
Lake View, Vance, Woodstock, West Blocton, Tannehill Ironworks State
Park, North Bibb, Green Pond, Caffee Junction and Bucksville.

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 3331 8716 3331 8713 3329 8712 3329 8709
      3328 8709 3328 8707 3325 8706 3325 8703
      3322 8703 3306 8722 3309 8728
TIME...MOT...LOC 1806Z 216DEG 34KT 3319 8715 

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

$$

89^GSatterwhite
308 
WWUS54 KBMX 221812
SVSBMX

Severe Weather Statement
National Weather Service Birmingham AL
112 PM CDT THU JUN 22 2017

ALC007-125-221845-
/O.CON.KBMX.TO.W.0038.000000T0000Z-170622T1845Z/
Tuscaloosa AL-Bibb AL-
112 PM CDT THU JUN 22 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 145 PM CDT FOR EAST
CENTRAL TUSCALOOSA AND NORTH CENTRAL BIBB COUNTIES...
    
At 112 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Vance, or 14 miles north of Centreville, moving
northeast at 40 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...
Lake View, Vance, Woodstock, Tannehill Ironworks State Park, North
Bibb, Green Pond, Caffee Junction and Bucksville.

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 3331 8716 3331 8713 3329 8712 3329 8709
      3328 8709 3328 8707 3325 8706 3325 8703
      3322 8703 3313 8718 3315 8725
TIME...MOT...LOC 1812Z 216DEG 33KT 3317 8719 

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

$$

89^GSatterwhite
733 
WWUS54 KBMX 221833
SVSBMX

Severe Weather Statement
National Weather Service Birmingham AL
133 PM CDT THU JUN 22 2017

ALC007-125-221843-
/O.CAN.KBMX.TO.W.0038.000000T0000Z-170622T1845Z/
Tuscaloosa AL-Bibb AL-
133 PM CDT THU JUN 22 2017

...THE TORNADO WARNING FOR EAST CENTRAL TUSCALOOSA AND NORTH CENTRAL
BIBB COUNTIES IS CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore the warning has been cancelled.

A tornado watch remains in effect until 1000 PM CDT for west central
Alabama.

LAT...LON 3331 8716 3331 8713 3329 8712 3329 8709
      3328 8709 3328 8707 3325 8706 3325 8703
      3322 8703 3313 8718 3315 8725
TIME...MOT...LOC 1830Z 211DEG 29KT 3332 8708 

$$

89^GSatterwhite

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 21, 11:27 PM CDTAreal Flood AdvisoryBMXLowndes3 hr
Jun 22, 4:32 AM CDTFlash Flood WarningBMXLowndes6 hr
Jun 22, 5:38 AM CDTAreal Flood AdvisoryBMXMontgomery4 hr
Jun 22, 8:37 AM CDTAreal Flood AdvisoryBMXGreene, Hale, Marengo, Pickens, Sumter3 hr
Jun 22, 10:23 AM CDTAreal Flood AdvisoryBMXBibb, Perry, Tuscaloosa3 hr
Jun 22, 10:29 AM CDTAreal Flood WarningBMXAutauga, Lowndes3 hr
Jun 22, 11:28 AM CDTAreal Flood AdvisoryBMXGreene, Hale, Marengo3 hr
Jun 22, 11:36 AM CDTAreal Flood AdvisoryBMXJefferson, Walker3 hr
Jun 22, 12:27 PM CDTTornado WarningBMXJefferson33 min
Jun 22, 12:42 PM CDTTornado Warning Tornado observedBMXJefferson11 min
Jun 22, 12:49 PM CDTAreal Flood AdvisoryBMXJefferson, St. Clair, Shelby3 hr
Jun 22, 1:20 PM CDTTornado WarningBMXJefferson10 min
Jun 22, 1:44 PM CDTAreal Flood AdvisoryBMXBibb, Perry3 hr
Jun 22, 2:29 PM CDTAreal Flood AdvisoryBMXBibb, Jefferson, Tuscaloosa3 hr
Jun 22, 2:43 PM CDTTornado Warning Tornado observedBMXJefferson, Shelby12 min
Jun 22, 2:56 PM CDTTornado WarningBMXClay, Tallapoosa22 min
Jun 22, 3:13 PM CDTAreal Flood AdvisoryBMXAutauga, Elmore, Lowndes, Montgomery2 hr
Jun 22, 3:38 PM CDTTornado WarningBMXTallapoosa41 min
Jun 22, 3:54 PM CDTAreal Flood WarningBMXAutauga, Bibb, Chilton, Coosa, Elmore, Lowndes and 1 more3 hr
Jun 22, 3:58 PM CDTAreal Flood WarningBMXBibb, Blount, Jefferson, St. Clair, Shelby, Talladega and 2 more3 hr
Jun 22, 4:19 PM CDTAreal Flood WarningBMXDallas, Greene, Hale, Marengo, Perry3 hr

Nearby

Tornado Warnings in Alabama, 2017Every tornado warning in 2017Tornadoes in 2017

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.