Alert archive / Alabama / Tornado Warnings in 2021

Tornado Warning 56, NWS Mobile, AL

August 30, 2021Conecuh County, Escambia County, Alabama

NWS Mobile, AL issued this tornado warning at Aug 30, 2021, 8:40 AM CDT for Conecuh County, Escambia County, Alabama. It was in force for 50 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
Aug 30, 2021, 8:40 AM CDT (13:40 UTC)
Expired
Aug 30, 2021, 9:30 AM CDT
In force
50 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Conecuh County, AL, Escambia County, AL

The radar

The Eglin Afb radar (KEVX), 123 km from the middle of the area, began a volume at 13:40 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
Aug 30, 5:48 AM CDTTornado WatchSPC10 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 1.7 hours before the alert went out and 224 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 2021-08-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 6 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, Birmingham, AL at 12:00Z on 2021-08-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 175 square meters per square second.1939Sfc1 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
6 J/kg
Mixed-layer CIN
-242 J/kg
Mixed-layer LCL
1267 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
175 m²/s²
0-3 km storm-relative helicity
190 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

As transmitted.

070 
WFUS54 KMOB 301340
TORMOB
ALC035-053-301430-
/O.NEW.KMOB.TO.W.0056.210830T1340Z-210830T1430Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Mobile AL
840 AM CDT Mon Aug 30 2021

The National Weather Service in Mobile has issued a

* Tornado Warning for...
  Eastern Escambia County in south central Alabama...
  South central Conecuh County in south central Alabama...

* Until 930 AM CDT.
    
* At 839 AM CDT, a severe thunderstorm capable of producing a tornado
  was located over Riverview, or near Brewton, moving north 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.

* This dangerous storm will be near...
  Castleberry around 905 AM CDT.
  Evergreen and I65 And US 84 around 920 AM 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.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

&&

LAT...LON 3100 8692 3100 8707 3143 8720 3145 8685
TIME...MOT...LOC 1339Z 174DEG 30KT 3108 8702 

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

$$
3 follow-up statements
613 
WWUS54 KMOB 301353
SVSMOB

Severe Weather Statement
National Weather Service Mobile AL
853 AM CDT Mon Aug 30 2021

ALC035-053-301430-
/O.CON.KMOB.TO.W.0056.000000T0000Z-210830T1430Z/
Escambia AL-Conecuh AL-
853 AM CDT Mon Aug 30 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 930 AM CDT FOR EASTERN
ESCAMBIA AND SOUTH CENTRAL CONECUH COUNTIES...
    
At 852 AM CDT, a severe thunderstorm capable of producing a tornado
was located 6 miles northeast of Brewton, moving north 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.

This dangerous storm will be near...
  Castleberry around 905 AM CDT.
  Evergreen and I65 And US 84 around 920 AM 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.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

&&

LAT...LON 3100 8692 3100 8707 3143 8720 3145 8685
TIME...MOT...LOC 1352Z 174DEG 30KT 3119 8701 

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

$$
535 
WWUS54 KMOB 301406
SVSMOB

Severe Weather Statement
National Weather Service Mobile AL
906 AM CDT Mon Aug 30 2021

ALC035-053-301430-
/O.CON.KMOB.TO.W.0056.000000T0000Z-210830T1430Z/
Escambia AL-Conecuh AL-
906 AM CDT Mon Aug 30 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 930 AM CDT FOR
NORTHEASTERN ESCAMBIA AND SOUTH CENTRAL CONECUH COUNTIES...
    
At 906 AM CDT, a severe thunderstorm capable of producing a tornado
was located over Castleberry, or 10 miles southwest of Evergreen,
moving north 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.

This dangerous storm will be near...
  Evergreen and I65 And US 84 around 920 AM 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.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

&&

LAT...LON 3109 8691 3120 8711 3143 8720 3145 8685
TIME...MOT...LOC 1406Z 174DEG 30KT 3130 8702 

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

$$
567 
WWUS54 KMOB 301421
SVSMOB

Severe Weather Statement
National Weather Service Mobile AL
921 AM CDT Mon Aug 30 2021

ALC035-053-301430-
/O.EXP.KMOB.TO.W.0056.000000T0000Z-210830T1430Z/
Escambia AL-Conecuh AL-
921 AM CDT Mon Aug 30 2021

...THE TORNADO WARNING FOR NORTHEASTERN ESCAMBIA AND SOUTH CENTRAL
CONECUH COUNTIES WILL EXPIRE AT 930 AM CDT...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire.

A Tornado Watch remains in effect until 400 PM CDT for south central
Alabama.

LAT...LON 3109 8691 3120 8711 3143 8720 3145 8685
TIME...MOT...LOC 1420Z 174DEG 30KT 3142 8703 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 29, 7:07 PM CDTTornado WarningMOBMobile25 min
Aug 29, 8:19 PM CDTRiver Flood WarningMOBEscambia49 hr
Aug 29, 8:21 PM CDTRiver Flood WarningMOBCovington, Escambia38 hr
Aug 29, 8:35 PM CDTRiver Flood WarningMOBBaldwin30 hr
Aug 29, 11:27 PM CDTSpecial Marine WarningMOB93 min
Aug 30, 12:13 AM CDTSpecial Marine WarningMOB47 min
Aug 30, 12:59 AM CDTSpecial Marine WarningMOB2 hr
Aug 30, 3:24 AM CDTFlash Flood WarningMOBBaldwin, Clarke, Mobile, Washington6 hr
Aug 30, 4:03 AM CDTSpecial Marine WarningMOB117 min
Aug 30, 6:42 AM CDTFlash Flood WarningMOBBaldwin, Escambia5 hr
Aug 30, 6:46 AM CDTSpecial Marine WarningMOB119 min
Aug 30, 8:29 AM CDTFlash Flood WarningMOBConecuh, Escambia, Monroe4 hr
Aug 30, 8:32 AM CDTFlash Flood WarningMOBEscambia4 hr
Aug 30, 9:00 AM CDTFlash Flood WarningMOBClarke, Conecuh, Escambia, Monroe, Wilcox4 hr
Aug 30, 9:12 AM CDTFlash Flood WarningMOBConecuh, Escambia4 hr
Aug 30, 9:20 AM CDTAreal Flood WarningMOBBaldwin, Clarke, Mobile, Washington8 hr
Aug 30, 10:26 AM CDTFlash Flood WarningMOBMobile6 hr
Aug 30, 10:51 AM CDTSpecial Marine WarningMOB54 min
Aug 30, 10:55 AM CDTTornado WarningMOBMobile, Washington25 min
Aug 30, 11:47 AM CDTFlash Flood WarningMOBClarke, Washington5 hr
Aug 30, 11:57 AM CDTFlash Flood WarningMOBBaldwin, Clarke, Mobile, Washington5 hr
Aug 30, 12:03 PM CDTFlash Flood WarningMOBEscambia75 min
Aug 30, 12:23 PM CDTTornado Warning Tornado observedMOBBaldwin, Mobile21 min
Aug 30, 12:30 PM CDTTornado Warning Tornado observedMOBBaldwin, Clarke, Mobile, Washington45 min
Aug 30, 1:08 PM CDTTornado Warning Tornado observedMOBClarke52 min
Aug 30, 1:39 PM CDTTornado Warning Tornado observedMOBClarke, Wilcox39 min
Aug 30, 3:57 PM CDTSpecial Marine WarningMOB48 min
Aug 30, 4:11 PM CDTCoastal Flood WarningMOBBaldwin, Mobile14 hr
Aug 30, 4:18 PM CDTSpecial Marine WarningMOB87 min
Aug 30, 4:20 PM CDTSpecial Marine WarningMOB85 min
Aug 30, 5:05 PM CDTSpecial Weather StatementMOBCovington55 min
Aug 30, 5:19 PM CDTAreal Flood WarningMOBBaldwin, Clarke, Mobile, Washington14 hr
Aug 30, 5:29 PM CDTSpecial Marine WarningMOB91 min
Aug 30, 6:46 PM CDTSpecial Marine WarningMOB89 min

Nearby

Tornado Warnings in Alabama, 2021Every tornado warning in 2021Tornadoes in 2021

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.