Alert archive / Alabama / Tornado Warnings in 2019

Tornado Warning 7, NWS Mobile, AL

April 13, 2019Choctaw County, Washington County, Alabama

NWS Mobile, AL issued this tornado warning at Apr 13, 2019, 11:05 PM CDT for Choctaw County, Washington County, Alabama. It was in force for 25 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 13, 2019, 11:05 PM CDT (04:05 UTC)
Expired
Apr 13, 2019, 11:30 PM CDT
In force
25 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Choctaw County, AL, Washington County, AL

The radar

The Mobile radar (KMOB), 122 km from the middle of the area, began a volume at 04:07 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 13, 9:33 PM CDTTornado WatchSPC8 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 4.1 hours before the alert went out and 175 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, Jackson, MS at 00:00Z on 2019-04-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 200 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Jackson, MS at 00:00Z on 2019-04-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 434 square meters per square second.1939587897Sfc1 km3 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
200 J/kg
Mixed-layer CIN
-52 J/kg
Mixed-layer LCL
1309 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
434 m²/s²
0-3 km storm-relative helicity
639 m²/s²
Significant tornado parameter
0.5
Supercell composite
2.1

Open this sounding in Storm Lab

The text

As transmitted.

181 
WFUS54 KMOB 140405
TORMOB
ALC023-129-140430-
/O.NEW.KMOB.TO.W.0007.190414T0405Z-190414T0430Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Mobile AL
1105 PM CDT Sat Apr 13 2019

The National Weather Service in Mobile has issued a

* Tornado Warning for...
  Southwestern Choctaw County in southwestern Alabama...
  Northwestern Washington County in southwestern Alabama...

* Until 1130 PM CDT.
    
* At 1105 PM CDT, a severe thunderstorm capable of producing a
  tornado was located 5 miles west of Millry, or 14 miles east of
  Waynesboro, moving north at 45 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.

* This dangerous storm will be near...
  Silas around 1115 PM CDT.
  Gilbertown around 1125 PM CDT.
  Toxey around 1130 PM CDT.

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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3159 8832 3161 8845 3204 8844 3203 8815
TIME...MOT...LOC 0405Z 191DEG 41KT 3165 8841 

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

$$

JLH
2 follow-up statements
562 
WWUS54 KMOB 140412
SVSMOB

Severe Weather Statement
National Weather Service Mobile AL
1112 PM CDT Sat Apr 13 2019

ALC129-140422-
/O.CAN.KMOB.TO.W.0007.000000T0000Z-190414T0430Z/
Washington AL-
1112 PM CDT Sat Apr 13 2019

...THE TORNADO WARNING FOR NORTHWESTERN WASHINGTON 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 500 AM CDT for southwestern
Alabama.

LAT...LON 3170 8830 3170 8842 3204 8838 3203 8815
TIME...MOT...LOC 0412Z 204DEG 34KT 3172 8837 

$$

ALC023-140430-
/O.CON.KMOB.TO.W.0007.000000T0000Z-190414T0430Z/
Choctaw AL-
1112 PM CDT Sat Apr 13 2019

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1130 PM CDT FOR
SOUTHWESTERN CHOCTAW COUNTY...
    
At 1112 PM CDT, a severe thunderstorm capable of producing a tornado
was located 4 miles southwest of Silas, or 16 miles east of
Waynesboro, 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.

This dangerous storm will be near...
  Silas around 1120 PM CDT.
  Gilbertown and Toxey around 1130 PM CDT.

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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3170 8830 3170 8842 3204 8838 3203 8815
TIME...MOT...LOC 0412Z 204DEG 34KT 3172 8837 

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

$$

JLH
019 
WWUS54 KMOB 140430
SVSMOB

Severe Weather Statement
National Weather Service Mobile AL
1130 PM CDT Sat Apr 13 2019

ALC023-140440-
/O.EXP.KMOB.TO.W.0007.000000T0000Z-190414T0430Z/
Choctaw AL-
1130 PM CDT Sat Apr 13 2019

...THE TORNADO WARNING FOR SOUTHWESTERN CHOCTAW COUNTY HAS EXPIRED...
                
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 allowed to expire.

A Tornado Watch remains in effect until 500 AM CDT for southwestern
Alabama.

LAT...LON 3170 8830 3170 8842 3204 8838 3203 8815
TIME...MOT...LOC 0430Z 191DEG 41KT 3191 8833 

$$

JLH

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 13, 7:32 PM CDTCoastal Flood StatementMOBBaldwin, Mobile7 hr
Apr 13, 10:58 PM CDTSevere Thunderstorm WarningMOBChoctaw, Washington33 min
Apr 13, 11:47 PM CDTSpecial Weather StatementMOBChoctaw43 min
Apr 14, 12:16 AM CDTSevere Thunderstorm WarningMOBChoctaw44 min
Apr 14, 12:18 AM CDTSpecial Weather StatementMOBChoctaw57 min
Apr 14, 12:22 AM CDTTornado WarningMOBChoctaw53 min
Apr 14, 12:26 AM CDTSevere Thunderstorm WarningMOBChoctaw49 min
Apr 14, 1:14 AM CDTSevere Thunderstorm WarningMOBChoctaw46 min
Apr 14, 2:25 AM CDTSpecial Weather StatementMOBMobile, Washington50 min
Apr 14, 3:06 AM CDTSevere Thunderstorm WarningMOBChoctaw39 min
Apr 14, 3:25 AM CDTTornado WarningMOBMobile35 min
Apr 14, 3:26 AM CDTSpecial Marine WarningMOB94 min
Apr 14, 3:40 AM CDTAreal Flood AdvisoryMOBClarke, Mobile, Washington3 hr
Apr 14, 3:47 AM CDTTornado WarningMOBBaldwin, Mobile28 min
Apr 14, 4:10 AM CDTAreal Flood AdvisoryMOBBaldwin, Clarke, Monroe3 hr
Apr 14, 4:27 AM CDTSpecial Marine WarningMOB93 min
Apr 14, 4:48 AM CDTSevere Thunderstorm WarningMOBButler, Conecuh, Crenshaw42 min
Apr 14, 4:54 AM CDTSpecial Marine WarningMOB96 min
Apr 14, 5:01 AM CDTAreal Flood AdvisoryMOBBaldwin, Escambia3 hr
Apr 14, 5:16 AM CDTSevere Thunderstorm WarningMOBButler, Conecuh, Escambia44 min
Apr 14, 5:24 AM CDTAreal Flood AdvisoryMOBButler, Conecuh, Escambia, Monroe3 hr
Apr 14, 5:26 AM CDTSevere Thunderstorm WarningMOBButler, Crenshaw49 min
Apr 14, 5:37 AM CDTSevere Thunderstorm WarningMOBCovington53 min
Apr 14, 5:50 AM CDTSpecial Marine WarningMOB85 min
Apr 14, 6:11 AM CDTSevere Thunderstorm WarningMOBButler, Crenshaw49 min
Apr 14, 6:24 AM CDTSevere Thunderstorm WarningMOBCovington36 min
Apr 14, 6:25 AM CDTAreal Flood AdvisoryMOBButler, Conecuh, Covington, Crenshaw, Escambia3 hr
Apr 14, 6:43 AM CDTTornado WarningMOBCrenshaw17 min
Apr 14, 7:11 AM CDTSpecial Marine WarningMOB94 min
Apr 14, 7:25 AM CDTSpecial Weather StatementMOBCrenshaw35 min
Apr 14, 8:37 AM CDTSpecial Weather StatementMOBCovington23 min
Apr 14, 8:38 AM CDTSpecial Marine WarningMOB37 min
Apr 14, 8:49 AM CDTSpecial Marine WarningMOB34 min
Apr 14, 8:49 AM CDTSpecial Marine WarningMOB3 min

Nearby

Tornado Warnings in Alabama, 2019Every tornado warning in 2019Tornadoes in 2019

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.