Alert archive / Alabama / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 109, NWS Birmingham, AL

May 4, 2021Russell County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at May 4, 2021, 7:06 PM CDT for Russell County, Alabama. It was in force for 54 min. 1 report 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: May 4, 2021, 7:06 PM CDT (00:06 UTC)
Expired: May 4, 2021, 8:00 PM CDT
In force: 54 min
Issued by: NWS Birmingham, AL
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

County Russell County, AL

The radar

The Maxwell AFB radar (KMXX), 71 km from the middle of the area, began a volume at 00:09 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

Time	Report	Where	Remark
May 4, 7:32 PM CDT	TSTM WND DMG	Seale, AL	TREES BLOWN DOWN AT VARIOUS LOCATIONS ACROSS RUSSELL COUNTY.

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.

Issued	Product	Office	Lasted
May 4, 6:26 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 0.1 hours before the alert went out and 131 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 860 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: -136 m²/s²
0-3 km storm-relative helicity: 258 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

956 
WUUS54 KBMX 050006
SVRBMX
ALC113-050100-
/O.NEW.KBMX.SV.W.0109.210505T0006Z-210505T0100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Birmingham AL
706 PM CDT Tue May 4 2021

The National Weather Service in Birmingham has issued a

* Severe Thunderstorm Warning for...
  Russell County in southeastern Alabama...

* Until 800 PM CDT.

* At 706 PM CDT, severe thunderstorms were located along a line
  extending from near Tuskegee National Forest to 6 miles north of
  Union Springs, moving east at 55 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Phenix City, Hurtsboro, Russell County Sports Complex, Uchee,
  Seale, Ladonia, Rutherford, Hatchechubbe, Uchee Creek, Fort
  Mitchell, Ladonia Sports Complex, Fort Mitchell Activity Center,
  Carter Acres, Phenix Drag Strip and Parkmanville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3225 8492 3222 8493 3222 8497 3220 8496
      3213 8506 3207 8505 3206 8519 3215 8526
      3215 8543 3241 8543 3241 8533 3247 8533
      3247 8506 3251 8506 3251 8500 3246 8500
      3242 8496 3233 8501 3226 8489
TIME...MOT...LOC 0006Z 283DEG 46KT 3253 8554 3223 8573 

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

89^GSatterwhite

2 follow-up statements

620 
WWUS54 KBMX 050033
SVSBMX

Severe Weather Statement
National Weather Service Birmingham AL
733 PM CDT Tue May 4 2021

ALC113-050100-
/O.CON.KBMX.SV.W.0109.000000T0000Z-210505T0100Z/
Russell AL-
733 PM CDT Tue May 4 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR RUSSELL COUNTY...

At 733 PM CDT, severe thunderstorms were located along a line
extending from near Ladonia to 6 miles northeast of Spring Hill,
moving east at 55 mph.

HAZARD...60 mph wind gusts. A wind gust to 53 mph was recently 
         recorded at the Troy Airport. Wind damage has also been 
         reported with this line of storms.

SOURCE...Radar indicated.

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

Locations impacted include...
Hurtsboro, Russell County Sports Complex, Uchee, Seale, Ladonia,
Rutherford, Hatchechubbe, Uchee Creek, Fort Mitchell, Fort Mitchell
Activity Center, Carter Acres, Phenix Drag Strip and Parkmanville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3232 8543 3241 8536 3241 8533 3246 8533
      3247 8532 3246 8500 3242 8496 3233 8501
      3226 8489 3225 8492 3222 8493 3222 8497
      3220 8496 3213 8506 3207 8505 3206 8519
      3215 8526 3215 8543
TIME...MOT...LOC 0033Z 282DEG 50KT 3244 8506 3214 8525 

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

89^GSatterwhite

741 
WWUS54 KBMX 050051
SVSBMX

Severe Weather Statement
National Weather Service Birmingham AL
751 PM CDT Tue May 4 2021

ALC113-050101-
/O.EXP.KBMX.SV.W.0109.000000T0000Z-210505T0100Z/
Russell AL-
751 PM CDT Tue May 4 2021

...THE SEVERE THUNDERSTORM WARNING FOR RUSSELL COUNTY WILL EXPIRE AT
800 PM CDT...
    
The storms which prompted the warning have moved out of the area.
Therefore, the warning will be allowed to expire.  However gusty
winds and heavy rain are still possible with these thunderstorms.

A Severe Thunderstorm Watch remains in effect until midnight CDT for
southeastern and east central Alabama.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Birmingham.

LAT...LON 3232 8543 3241 8536 3241 8533 3246 8533
      3247 8532 3246 8500 3242 8496 3233 8501
      3226 8489 3225 8492 3222 8493 3222 8497
      3220 8496 3213 8506 3207 8505 3206 8519
      3215 8526 3215 8543
TIME...MOT...LOC 0051Z 283DEG 46KT 3239 8482 3209 8501 

$$

89^GSatterwhite

The office that day

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

Issued	Product	Office	Counties	Lasted
May 4, 7:06 PM CDT	Areal Flood Warning	BMX	Bibb, Tuscaloosa	6 hr
May 4, 7:12 PM CDT	Areal Flood Warning	BMX	Jefferson, St. Clair, Shelby	6 hr
May 4, 7:21 PM CDT	Severe Thunderstorm Warning	BMX	Barbour	54 min
May 4, 7:22 PM CDT	Areal Flood Warning	BMX	Shelby, Talladega	6 hr
May 4, 7:29 PM CDT	Areal Flood Advisory	BMX	Clay, Coosa, Tallapoosa	33 min
May 4, 8:02 PM CDT	Areal Flood Warning	BMX	Clay, Coosa, Tallapoosa	4 hr
May 4, 8:05 PM CDT	Areal Flood Advisory	BMX	Chambers, Randolph, Tallapoosa	4 hr
May 4, 9:21 PM CDT	River Flood Warning	BMX	Bibb, Dallas, Perry	47 hr
May 4, 9:21 PM CDT	River Flood Warning	BMX	Dallas, Perry	4 days
May 4, 9:23 PM CDT	River Flood Warning	BMX	Chilton, Coosa, Elmore, Shelby, Talladega	30 hr
May 4, 9:40 PM CDT	River Flood Warning	BMX	Jefferson, Tuscaloosa, Walker	36 hr
May 4, 9:41 PM CDT	River Flood Warning	BMX	Greene, Pickens, Sumter	13 hr
May 4, 9:41 PM CDT	River Flood Warning	BMX	Greene, Hale, Marengo	3 days
May 5, 4:34 AM CDT	River Flood Warning	BMX	Chambers, Randolph, Tallapoosa	23 hr
May 5, 9:44 AM CDT	River Flood Warning	BMX	Elmore, Montgomery	59 hr
May 5, 9:54 AM CDT	River Flood Warning	BMX	Autauga, Dallas, Elmore, Lowndes, Montgomery	34 hr
May 5, 6:59 PM CDT	River Flood Warning	BMX	Chilton, Coosa, St. Clair, Shelby, Talladega	61 hr

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