Alert archive / Alabama / Tornado Warnings in 2017

Tornado Warning 16, NWS Birmingham, AL

April 5, 2017Cleburne County, Alabama

NWS Birmingham, AL issued this tornado warning at Apr 5, 2017, 4:08 PM CDT for Cleburne County, Alabama. It was in force for 52 min. 5 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
Apr 5, 2017, 4:08 PM CDT (21:08 UTC)
Expired
Apr 5, 2017, 5:00 PM CDT
In force
52 min
Issued by
NWS Birmingham, AL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

County Cleburne County, AL

The radar

The Atlanta radar (KFFC), 99 km from the middle of the area, began a volume at 21:07 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

TimeReportWhereRemark
Apr 5, 4:23 PM CDTHAIL 22 Ene Chalafinnee, ALGOLFBALL- TO TENNIS BALL-SIZED HAIL. TIME CORRECTED (ESTIMATED).
Apr 5, 4:23 PM CDTHAIL 23 Ssw Heflin, AL
Apr 5, 4:39 PM CDTHAIL 2.52 Ene Chalafinnee, ALGOLFBALL- TO TENNIS BALL-SIZED HAIL.
Apr 5, 4:40 PM CDTTSTM WND DMG3 Sse Trickem, ALTREE DOWNED.
Apr 5, 4:40 PM CDTTORNADO3 Sse Trickem, ALMINOR TREE DAMAGE, DAMAGE TO A CHICKEN HOUSE ROOF. TORNADO CAUGHT ON VIDEO.

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.

IssuedProductOfficeLasted
Apr 5, 1:50 PM CDTTornado WatchSPC8 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 9.1 hours before the alert went out and 105 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, Peachtre/Fal Fld, GA at 12:00Z on 2017-04-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 703 joules per kilogram.LCLLFCEL10008507005003002001001 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, Peachtre/Fal Fld, GA at 12:00Z on 2017-04-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 320 square meters per square second.1939587897117Sfc1 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
703 J/kg
Mixed-layer CIN
-129 J/kg
Mixed-layer LCL
624 m above ground
0-6 km bulk shear
71 kt
0-1 km storm-relative helicity
320 m²/s²
0-3 km storm-relative helicity
264 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.2

Open this sounding in Storm Lab

The text

As transmitted.

568 
WFUS54 KBMX 052108
TORBMX
ALC029-052200-
/O.NEW.KBMX.TO.W.0016.170405T2108Z-170405T2200Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Birmingham AL
408 PM CDT WED APR 5 2017

The National Weather Service in Birmingham has issued a

* Tornado Warning for...
  Southern Cleburne County in east central Alabama...

* Until 500 PM CDT
    
* At 408 PM CDT, a severe thunderstorm capable of producing a tornado
  was located over Mount Cheaha, or near Oxford, moving east at 55
  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...
  Heflin, Ranburne, Abernathy, Mount Cheaha, Trickem, Lake Cleburne,
  Hollis Crossroads, I 20 Welcome Center, Micaville, Chalafinnee and
  Camp Sequoyah.

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 3350 8535 3349 8536 3350 8576 3348 8577
      3348 8585 3350 8585 3354 8580 3356 8579
      3356 8574 3359 8574 3373 8535 3349 8531
TIME...MOT...LOC 2108Z 253DEG 49KT 3351 8580 

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

$$

25/Owen
4 follow-up statements
894 
WWUS54 KBMX 052122
SVSBMX

Severe Weather Statement
National Weather Service Birmingham AL
422 PM CDT WED APR 5 2017

ALC029-052200-
/O.CON.KBMX.TO.W.0016.000000T0000Z-170405T2200Z/
Cleburne AL-
422 PM CDT WED APR 5 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM CDT FOR
SOUTHEASTERN CLEBURNE COUNTY...
    
At 422 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Heflin, moving east at 55 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...
Heflin, Ranburne, Abernathy, Trickem, Lake Cleburne, Hollis
Crossroads, I 20 Welcome Center, Micaville, Chalafinnee and Camp
Sequoyah.

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 3350 8535 3349 8536 3350 8570 3354 8573
      3359 8573 3373 8535 3349 8531
TIME...MOT...LOC 2122Z 253DEG 49KT 3357 8558 

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

$$

25/Owen
125 
WWUS54 KBMX 052130
SVSBMX

Severe Weather Statement
National Weather Service Birmingham AL
430 PM CDT WED APR 5 2017

ALC029-052200-
/O.CON.KBMX.TO.W.0016.000000T0000Z-170405T2200Z/
Cleburne AL-
430 PM CDT WED APR 5 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM CDT FOR
SOUTHEASTERN CLEBURNE COUNTY...
    
At 430 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Heflin, moving east at 55 mph.

HAZARD...Tornado and golf ball size hail. 

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...
Heflin, Ranburne, Abernathy, Trickem, Lake Cleburne and I 20 Welcome
Center.

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 3350 8535 3349 8536 3350 8558 3356 8563
      3362 8565 3373 8535 3349 8531
TIME...MOT...LOC 2130Z 253DEG 49KT 3357 8557 

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

25/Owen
829 
WWUS54 KBMX 052134
SVSBMX

Severe Weather Statement
National Weather Service Birmingham AL
434 PM CDT WED APR 5 2017

ALC029-052200-
/O.CON.KBMX.TO.W.0016.000000T0000Z-170405T2200Z/
Cleburne AL-
434 PM CDT WED APR 5 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM CDT FOR
SOUTHEASTERN CLEBURNE COUNTY...
    
At 434 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Heflin, moving east at 55 mph.

HAZARD...Tornado and two inch hail. 

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...
Heflin, Ranburne, Abernathy, Trickem, Lake Cleburne and I 20 Welcome
Center.

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 3350 8535 3349 8536 3350 8555 3357 8557
      3364 8560 3373 8535 3349 8531
TIME...MOT...LOC 2134Z 253DEG 49KT 3359 8550 

TORNADO...RADAR INDICATED
HAIL...2.00IN

$$

25/Owen
997 
WWUS54 KBMX 052154
SVSBMX

Severe Weather Statement
National Weather Service Birmingham AL
454 PM CDT WED APR 5 2017

ALC029-052204-
/O.EXP.KBMX.TO.W.0016.000000T0000Z-170405T2200Z/
Cleburne AL-
454 PM CDT WED APR 5 2017

...THE TORNADO WARNING FOR SOUTHEASTERN CLEBURNE COUNTY WILL EXPIRE
AT 500 PM CDT...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning will be allowed to expire.

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

LAT...LON 3350 8535 3349 8536 3350 8555 3357 8557
      3364 8560 3373 8535 3349 8531
TIME...MOT...LOC 2154Z 253DEG 49KT 3367 8520 

$$

17/KLAWS

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 5, 1:24 AM CDTSevere Thunderstorm WarningBMXBarbour66 min
Apr 5, 2:04 AM CDTSevere Thunderstorm WarningBMXBarbour, Pike56 min
Apr 5, 2:44 AM CDTSevere Thunderstorm WarningBMXRussell32 min
Apr 5, 3:32 AM CDTSevere Thunderstorm WarningBMXRussell43 min
Apr 5, 3:35 AM CDTSevere Thunderstorm WarningBMXHale, Perry40 min
Apr 5, 3:54 AM CDTSevere Thunderstorm WarningBMXBibb, Tuscaloosa34 min
Apr 5, 3:57 AM CDTSevere Thunderstorm WarningBMXAutauga, Lowndes, Montgomery33 min
Apr 5, 4:11 AM CDTSevere Thunderstorm WarningBMXBibb, Perry49 min
Apr 5, 4:45 AM CDTSevere Thunderstorm WarningBMXChilton, Shelby44 min
Apr 5, 5:22 AM CDTSevere Thunderstorm WarningBMXCalhoun, Clay, Cleburne, Talladega38 min
Apr 5, 5:24 AM CDTSevere Thunderstorm WarningBMXChambers, Tallapoosa51 min
Apr 5, 6:02 AM CDTSevere Thunderstorm WarningBMXClay, Randolph58 min
Apr 5, 6:04 AM CDTSevere Thunderstorm WarningBMXBibb, Hale, Perry56 min
Apr 5, 6:52 AM CDTSevere Thunderstorm WarningBMXShelby83 min
Apr 5, 7:22 AM CDTAreal Flood AdvisoryBMXGreene, Pickens, Sumter, Tuscaloosa3 hr
Apr 5, 7:40 AM CDTAreal Flood AdvisoryBMXBlount, Jefferson3 hr
Apr 5, 8:43 AM CDTAreal Flood AdvisoryBMXCalhoun, St. Clair, Shelby, Talladega3 hr
Apr 5, 9:00 AM CDTSevere Thunderstorm WarningBMXDallas, Lowndes75 min
Apr 5, 9:13 AM CDTSpecial Weather StatementBMXCleburne32 min
Apr 5, 9:35 AM CDTSevere Thunderstorm WarningBMXBarbour, Pike70 min
Apr 5, 10:16 AM CDTSevere Thunderstorm WarningBMXMontgomery29 min
Apr 5, 10:29 AM CDTAreal Flood AdvisoryBMXCalhoun, Clay, Cleburne, Randolph3 hr
Apr 5, 10:38 AM CDTSevere Thunderstorm WarningBMXElmore, Macon, Tallapoosa67 min
Apr 5, 10:56 AM CDTSevere Thunderstorm WarningBMXBarbour49 min
Apr 5, 11:43 AM CDTSevere Thunderstorm WarningBMXBibb, Tuscaloosa32 min
Apr 5, 11:55 AM CDTSevere Thunderstorm WarningBMXShelby66 min
Apr 5, 12:53 PM CDTSpecial Weather StatementBMXTalladega82 min
Apr 5, 1:42 PM CDTSpecial Weather StatementBMXCleburne33 min
Apr 5, 2:35 PM CDTSpecial Weather StatementBMXCleburne25 min
Apr 5, 3:03 PM CDTSpecial Weather StatementBMXTalladega42 min
Apr 5, 3:22 PM CDTSevere Thunderstorm WarningBMXSt. Clair, Talladega38 min
Apr 5, 3:48 PM CDTSevere Thunderstorm WarningBMXCalhoun, Cleburne, Talladega67 min
Apr 5, 4:10 PM CDTSevere Thunderstorm WarningBMXCalhoun, Cherokee, Etowah45 min
Apr 5, 4:37 PM CDTWind AdvisoryBMXAutauga, Barbour, Bibb, Blount, Bullock, Calhoun and 33 more26 hr
Apr 5, 4:59 PM CDTSpecial Weather StatementBMXRandolph46 min
Apr 5, 5:30 PM CDTSevere Thunderstorm WarningBMXJefferson, Shelby45 min
Apr 5, 5:32 PM CDTSpecial Weather StatementBMXRandolph13 min
Apr 5, 5:33 PM CDTSpecial Weather StatementBMXRandolph, Tallapoosa57 min
Apr 5, 5:55 PM CDTSevere Thunderstorm WarningBMXChilton, Shelby35 min
Apr 5, 5:56 PM CDTSevere Thunderstorm WarningBMXSt. Clair40 min
Apr 5, 6:03 PM CDTSevere Thunderstorm WarningBMXRandolph27 min
Apr 5, 6:17 PM CDTSevere Thunderstorm WarningBMXCalhoun, St. Clair, Talladega43 min
Apr 5, 6:20 PM CDTSpecial Weather StatementBMXDeKalb25 min
Apr 5, 6:32 PM CDTSevere Thunderstorm WarningBMXSt. Clair, Shelby, Talladega27 min
Apr 5, 6:35 PM CDTSevere Thunderstorm WarningBMXEtowah25 min

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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.