Alert archive / Alabama / Tornado Warnings in 2021

Tornado Warning 61, NWS Mobile, AL

August 30, 2021Clarke County, Wilcox County, Alabama

NWS Mobile, AL issued this tornado warning at Aug 30, 2021, 1:39 PM CDT for Clarke County, Wilcox County, Alabama. It was in force for 39 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, 1:39 PM CDT (18:39 UTC)
Expired
Aug 30, 2021, 2:18 PM CDT
In force
39 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Tornado
Observed
Hail
0.75 in

Counties Clarke County, AL, Wilcox County, AL

The radar

The Mobile radar (KMOB), 147 km from the middle of the area, began a volume at 18:40 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, 6.7 hours before the alert went out and 164 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.

887 
WFUS54 KMOB 301839
TORMOB
ALC025-131-301930-
/O.NEW.KMOB.TO.W.0061.210830T1839Z-210830T1930Z/

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

The National Weather Service in Mobile has issued a

* Tornado Warning for...
  Northeastern Clarke County in southwestern Alabama...
  Southwestern Wilcox County in south central Alabama...

* Until 230 PM CDT.
    
* At 139 PM CDT, a tornado producing storm was located 6 miles
  southwest of Whatley, or 8 miles south of Grove Hill, moving north
  at 45 mph.

  HAZARD...Damaging tornado.

  SOURCE...Radar confirmed tornado.

  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 tornadic storm will be near...
  Whatley around 145 PM CDT.
  Grove Hill around 150 PM CDT.
  Fulton around 200 PM CDT.
  Thomasville around 210 PM CDT.
  Pine Hill around 220 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. 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 3202 8743 3152 8767 3154 8787 3199 8788
      3199 8767 3200 8766 3200 8763 3202 8762
TIME...MOT...LOC 1839Z 191DEG 38KT 3159 8778 

TORNADO...OBSERVED
MAX HAIL SIZE...<.75 IN

$$
4 follow-up statements
560 
WWUS54 KMOB 301850
SVSMOB

Severe Weather Statement
National Weather Service Mobile AL
150 PM CDT Mon Aug 30 2021

ALC025-131-301930-
/O.CON.KMOB.TO.W.0061.000000T0000Z-210830T1930Z/
Clarke AL-Wilcox AL-
150 PM CDT Mon Aug 30 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 230 PM CDT FOR
NORTHEASTERN CLARKE AND SOUTHWESTERN WILCOX COUNTIES...
        
At 149 PM CDT, a confirmed tornado was located over Fulton, or 4
miles northeast of Grove Hill, moving north at 50 mph.

HAZARD...Damaging tornado.

SOURCE...Radar confirmed tornado.

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 tornado will be near...
  Thomasville around 200 PM CDT.
  Pine Hill around 210 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. 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 3202 8743 3168 8760 3172 8787 3199 8788
      3199 8767 3200 8766 3200 8763 3202 8762
TIME...MOT...LOC 1849Z 196DEG 42KT 3175 8773 

TORNADO...OBSERVED
MAX HAIL SIZE...<.75 IN

$$
659 
WWUS54 KMOB 301904
SVSMOB

Severe Weather Statement
National Weather Service Mobile AL
204 PM CDT Mon Aug 30 2021

ALC025-131-301930-
/O.CON.KMOB.TO.W.0061.000000T0000Z-210830T1930Z/
Clarke AL-Wilcox AL-
204 PM CDT Mon Aug 30 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 230 PM CDT FOR
NORTHEASTERN CLARKE AND SOUTHWESTERN WILCOX COUNTIES...
    
At 204 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Thomasville, 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...
  Pine Hill around 220 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.

&&

LAT...LON 3179 8754 3182 8783 3199 8782 3199 8767
      3200 8766 3200 8763 3202 8762 3202 8743
TIME...MOT...LOC 1904Z 185DEG 29KT 3187 8770 

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

$$
210 
WWUS54 KMOB 301910
SVSMOB

Severe Weather Statement
National Weather Service Mobile AL
210 PM CDT Mon Aug 30 2021

ALC025-131-301930-
/O.CON.KMOB.TO.W.0061.000000T0000Z-210830T1930Z/
Clarke AL-Wilcox AL-
210 PM CDT Mon Aug 30 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 230 PM CDT FOR NORTH
CENTRAL CLARKE AND WEST CENTRAL WILCOX COUNTIES...
    
At 210 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Thomasville, 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 tornadic thunderstorm will remain over mainly rural areas of
north central Clarke and west central Wilcox Counties.

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 3186 8762 3188 8781 3199 8779 3199 8767
      3200 8766 3200 8763 3202 8762 3202 8758
TIME...MOT...LOC 1910Z 191DEG 38KT 3194 8768 

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

$$
760 
WWUS54 KMOB 301918
SVSMOB

Severe Weather Statement
National Weather Service Mobile AL
218 PM CDT Mon Aug 30 2021

ALC025-131-301927-
/O.CAN.KMOB.TO.W.0061.000000T0000Z-210830T1930Z/
Clarke AL-Wilcox AL-
218 PM CDT Mon Aug 30 2021

...THE TORNADO WARNING FOR NORTH CENTRAL CLARKE AND WEST CENTRAL
WILCOX COUNTIES IS CANCELLED...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.

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

LAT...LON 3186 8762 3188 8781 3199 8779 3199 8767
      3200 8766 3200 8763 3202 8762 3202 8758
TIME...MOT...LOC 1915Z 191DEG 38KT 3202 8766 

$$

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, 8:40 AM CDTTornado WarningMOBConecuh, Escambia50 min
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, 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.