Alert archive / Alabama / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 149, NWS Birmingham, AL

August 27, 2021Lee County, Russell County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Aug 27, 2021, 5:45 PM CDT for Lee County, Russell County, Alabama. It was in force for 33 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
Aug 27, 2021, 5:45 PM CDT (22:45 UTC)
Expired
Aug 27, 2021, 6:18 PM CDT
In force
33 min
Issued by
NWS Birmingham, AL
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Lee County, AL, Russell County, AL

The radar

The Maxwell AFB radar (KMXX), 70 km from the middle of the area, began a volume at 22:44 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

TimeReportWhereRemark
Aug 27, 6:01 PM CDTTSTM WND DMG2 Wsw Monterey Heights, ALTREES AND POWERLINES DOWN.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 10.8 hours before the alert went out and 113 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, Peachtre/Fal Fld, GA at 12:00Z on 2021-08-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 528 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, Peachtre/Fal Fld, GA at 12:00Z on 2021-08-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 1 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
528 J/kg
Mixed-layer CIN
-41 J/kg
Mixed-layer LCL
850 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
1 m²/s²
0-3 km storm-relative helicity
-15 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

601 
WUUS54 KBMX 272245
SVRBMX
ALC081-113-272330-
/O.NEW.KBMX.SV.W.0149.210827T2245Z-210827T2330Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Birmingham AL
545 PM CDT Fri Aug 27 2021

The National Weather Service in Birmingham has issued a

* Severe Thunderstorm Warning for...
  Southeastern Lee County in east central Alabama...
  Northeastern Russell County in southeastern Alabama...

* Until 630 PM CDT.

* At 545 PM CDT, a severe thunderstorm was located over Ladonia, or
  over Phenix City, moving northwest at 25 mph.

  HAZARD...60 mph wind gusts and penny size hail.

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Phenix City, Smiths, Smiths Station, Ladonia, Bleecker, Griffen
  Mill, Monterey Heights, Uchee Creek, Fort Mitchell, Ladonia Sports
  Complex, 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 3241 8498 3239 8497 3238 8499 3238 8497
      3237 8499 3236 8498 3234 8501 3232 8500
      3231 8501 3248 8538 3263 8531 3265 8510
      3264 8510 3263 8509 3262 8509 3258 8507
      3250 8500 3246 8500 3242 8496
TIME...MOT...LOC 2245Z 129DEG 23KT 3246 8506 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

40/Sizemore
2 follow-up statements
576 
WWUS54 KBMX 272259
SVSBMX

Severe Weather Statement
National Weather Service Birmingham AL
559 PM CDT Fri Aug 27 2021

ALC081-113-272330-
/O.CON.KBMX.SV.W.0149.000000T0000Z-210827T2330Z/
Lee AL-Russell AL-
559 PM CDT Fri Aug 27 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM CDT
FOR SOUTHEASTERN LEE AND NORTH CENTRAL RUSSELL COUNTIES...

At 558 PM CDT, a severe thunderstorm was located over Ladonia, or
near Smiths, moving northwest at 25 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
Phenix City, Smiths, Smiths Station, Ladonia, Bleecker, Griffen Mill,
Monterey Heights, Ladonia Sports Complex and Phenix Drag Strip.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3246 8500 3240 8508 3248 8537 3248 8538
      3263 8531 3265 8510 3264 8510 3263 8509
      3262 8509 3258 8507 3251 8500
TIME...MOT...LOC 2258Z 128DEG 22KT 3249 8512 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

89^GSatterwhite
890 
WWUS54 KBMX 272318
SVSBMX

Severe Weather Statement
National Weather Service Birmingham AL
618 PM CDT Fri Aug 27 2021

ALC081-113-272328-
/O.CAN.KBMX.SV.W.0149.000000T0000Z-210827T2330Z/
Lee AL-Russell AL-
618 PM CDT Fri Aug 27 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN LEE AND NORTH
CENTRAL RUSSELL COUNTIES 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 are
still possible with this thunderstorm.

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

LAT...LON 3246 8500 3240 8508 3248 8537 3248 8538
      3263 8531 3265 8510 3264 8510 3263 8509
      3262 8509 3258 8507 3251 8500
TIME...MOT...LOC 2317Z 129DEG 23KT 3257 8524 

$$

40/Sizemore

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 27, 5:12 PM CDTSpecial Weather StatementBMXLee48 min
Aug 27, 5:38 PM CDTSpecial Weather StatementBMXRussell52 min
Aug 27, 6:24 PM CDTSpecial Weather StatementBMXRandolph36 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2021Every 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.