Alert archive / Alabama / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 126, NWS Birmingham, AL

June 13, 2021Pickens County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Jun 13, 2021, 2:28 PM CDT for Pickens County, Alabama. It was in force for 18 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 13, 2021, 2:28 PM CDT (19:28 UTC)
Expired: Jun 13, 2021, 2:46 PM CDT
In force: 18 min
Issued by: NWS Birmingham, AL
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

County Pickens County, AL

The radar

The Columbus AFB radar (KGWX), 51 km from the middle of the area, began a volume at 19:30 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.

Issued	Product	Office	Lasted
Jun 13, 12:22 PM CDT	Severe Thunderstorm Watch	SPC	9 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 7.5 hours before the alert went out and 139 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 597 J/kg
Mixed-layer CIN: -86 J/kg
Mixed-layer LCL: 1168 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 68 m²/s²
0-3 km storm-relative helicity: 125 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

As transmitted.

279 
WUUS54 KBMX 131928
SVRBMX
ALC107-132000-
/O.NEW.KBMX.SV.W.0126.210613T1928Z-210613T2000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Birmingham AL
228 PM CDT Sun Jun 13 2021

The National Weather Service in Birmingham has issued a

* Severe Thunderstorm Warning for...
  Northwestern Pickens County in west central Alabama...

* Until 300 PM CDT.

* At 227 PM CDT, a severe thunderstorm was located near Ethelsville,
  or 7 miles east of Columbus, moving south at 10 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Ethelsville, Forest and McShan. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3343 8829 3353 8827 3353 8815 3338 8813
      3337 8829
TIME...MOT...LOC 1927Z 359DEG 10KT 3348 8827 

HAIL...<.75IN
WIND...60MPH
 
$$

25/Owen

1 follow-up statement

053 
WWUS54 KBMX 131946
SVSBMX

Severe Weather Statement
National Weather Service Birmingham AL
246 PM CDT Sun Jun 13 2021

ALC107-131956-
/O.CAN.KBMX.SV.W.0126.000000T0000Z-210613T2000Z/
Pickens AL-
246 PM CDT Sun Jun 13 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN PICKENS COUNTY IS
CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled.  However gusty winds and
heavy rain are still possible with this thunderstorm.

A Severe Thunderstorm Watch remains in effect until 700 PM CDT for
west central Alabama.

LAT...LON 3343 8829 3353 8827 3353 8815 3338 8813
      3337 8829
TIME...MOT...LOC 1944Z 359DEG 10KT 3343 8827 

$$

25/Owen

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 13, 12:06 PM CDT	Special Weather Statement	BMX	Fayette	24 min
Jun 13, 12:30 PM CDT	Special Weather Statement	BMX	Fayette	30 min
Jun 13, 12:54 PM CDT	Special Weather Statement	BMX	Marion	36 min
Jun 13, 12:57 PM CDT	Special Weather Statement	BMX	Greene	33 min
Jun 13, 1:01 PM CDT	Special Weather Statement	BMX	Fayette	29 min
Jun 13, 1:06 PM CDT	Severe Thunderstorm Warning	BMX	Fayette	24 min
Jun 13, 1:09 PM CDT	Special Weather Statement	BMX	Fayette	36 min
Jun 13, 1:13 PM CDT	Areal Flood Advisory	BMX	Fayette, Marion	2 hr
Jun 13, 1:30 PM CDT	Special Weather Statement	BMX	Fayette	30 min
Jun 13, 1:31 PM CDT	Special Weather Statement	BMX	Fayette	44 min
Jun 13, 1:33 PM CDT	Severe Thunderstorm Warning	BMX	Fayette, Walker	24 min
Jun 13, 1:37 PM CDT	Special Weather Statement	BMX	Greene	38 min
Jun 13, 1:41 PM CDT	Special Weather Statement	BMX	Pickens	34 min
Jun 13, 1:42 PM CDT	Special Weather Statement	BMX	Lamar	48 min
Jun 13, 1:45 PM CDT	Severe Thunderstorm Warning	BMX	Walker, Winston	34 min
Jun 13, 1:55 PM CDT	Special Weather Statement	BMX	Fayette	50 min
Jun 13, 2:03 PM CDT	Special Weather Statement	BMX	Lamar	27 min
Jun 13, 2:18 PM CDT	Special Weather Statement	BMX	Pickens	42 min
Jun 13, 3:14 PM CDT	Special Weather Statement	BMX	Greene, Hale	46 min
Jun 13, 3:15 PM CDT	Special Weather Statement	BMX	Hale	30 min
Jun 13, 3:29 PM CDT	Severe Thunderstorm Warning	BMX	Hale	18 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2021 Every severe thunderstorm warning 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.