Alert archive / Alabama / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 31, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at Mar 28, 2021, 3:47 AM CDT for Fayette County, Lamar County, Marion County, Alabama. It was in force for 58 min. 2 reports 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
- Mar 28, 2021, 3:47 AM CDT (08:47 UTC)
- Expired
- Mar 28, 2021, 4:45 AM CDT
- In force
- 58 min
- Issued by
- NWS Birmingham, AL
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Fayette County, AL, Lamar County, AL, Marion County, AL
The radar
The Columbus AFB radar (KGWX), 42 km from the middle of the area, began a volume at 08:46 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 |
|---|---|---|---|
| Mar 28, 4:18 AM CDT | TSTM WND DMG | Guin, AL | SOCIAL MEDIA REPORT OF MULTIPLE TREES AND POWERLINES DOWN IN GUIN. |
| Mar 28, 4:27 AM CDT | TSTM WND DMG | 2 Nw Tucker, AL | CORRECTS PREVIOUS TSTM WND DMG REPORT FROM 2 NW TUCKER. MULTIPLE TREES DOWN BETWEEN BRILLIANT AND WINFIELD. |
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 |
|---|---|---|---|
| Mar 27, 11:27 PM CDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Birmingham, AL (KBMX), launched 00:00Z, 8.8 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.
- Mixed-layer CAPE
- 643 J/kg
- Mixed-layer CIN
- -22 J/kg
- Mixed-layer LCL
- 1359 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 126 m²/s²
- 0-3 km storm-relative helicity
- 152 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 3.7
The text
As transmitted.
636
WUUS54 KBMX 280847
SVRBMX
ALC057-075-093-280945-
/O.NEW.KBMX.SV.W.0031.210328T0847Z-210328T0945Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Birmingham AL
347 AM CDT Sun Mar 28 2021
The National Weather Service in Birmingham has issued a
* Severe Thunderstorm Warning for...
Southern Marion County in northwestern Alabama...
Northwestern Fayette County in west central Alabama...
Lamar County in west central Alabama...
* Until 445 AM CDT.
* At 347 AM CDT, a severe thunderstorm was located near West Point,
moving east at 65 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Hamilton, Winfield, Fayette, Haleyville, Vernon, Sulligent, Guin,
Brilliant, Glen Allen, Detroit, Belk, Beaverton, Gu-
Win, Bluff, Blooming Grove, Lamar County Airport, Brinn, Lake
Buttahatchee, Crews and Bedford.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 600 AM CDT for northwestern
and west central Alabama.
For your protection move to an interior room on the lowest floor of a
building.
Large hail and damaging winds and continuous cloud to ground
lightning is occurring with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3410 8820 3423 8763 3387 8764 3387 8761
3372 8760 3359 8827
TIME...MOT...LOC 0847Z 256DEG 58KT 3369 8861
HAIL...1.00IN
WIND...60MPH
$$
054 follow-up statements
317
WWUS54 KBMX 280910
SVSBMX
Severe Weather Statement
National Weather Service Birmingham AL
410 AM CDT Sun Mar 28 2021
ALC057-075-093-280945-
/O.CON.KBMX.SV.W.0031.000000T0000Z-210328T0945Z/
Marion AL-Fayette AL-Lamar AL-
410 AM CDT Sun Mar 28 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 AM CDT
FOR SOUTHERN MARION...NORTHWESTERN FAYETTE AND LAMAR COUNTIES...
At 410 AM CDT, a severe thunderstorm was located over Bedford, or
near Vernon, moving east at 65 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
Locations impacted include...
Hamilton, Winfield, Fayette, Haleyville, Vernon, Sulligent, Guin,
Brilliant, Glen Allen, Detroit, Belk, Beaverton, Gu-
Win, Bluff, Blooming Grove, Lamar County Airport, Brinn, Lake
Buttahatchee, Crews and Bedford.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 600 AM CDT for northwestern
and west central Alabama.
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3410 8811 3423 8763 3387 8764 3387 8761
3372 8760 3359 8827 3394 8822
TIME...MOT...LOC 0910Z 256DEG 58KT 3378 8816
HAIL...1.00IN
WIND...70MPH
$$
05528
WWUS54 KBMX 280925
SVSBMX
Severe Weather Statement
National Weather Service Birmingham AL
425 AM CDT Sun Mar 28 2021
ALC057-075-093-280945-
/O.CON.KBMX.SV.W.0031.000000T0000Z-210328T0945Z/
Marion AL-Fayette AL-Lamar AL-
425 AM CDT Sun Mar 28 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 AM CDT
FOR SOUTHEASTERN MARION...NORTHWESTERN FAYETTE AND CENTRAL LAMAR
COUNTIES...
At 425 AM CDT, a severe thunderstorm was located over Bluff, or 7
miles southwest of Winfield, moving east at 65 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
Locations impacted include...
Hamilton, Winfield, Fayette, Haleyville, Vernon, Sulligent, Guin,
Brilliant, Glen Allen, Belk, Beaverton, Gu-
Win, Bluff, Blooming Grove, Lamar County Airport, Brinn, Lake
Buttahatchee, Crews, Bedford and Twin.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 600 AM CDT for northwestern
and west central Alabama.
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3387 8764 3387 8761 3372 8760 3359 8827
3377 8824 3388 8814 3396 8800 3412 8803
3423 8763
TIME...MOT...LOC 0925Z 256DEG 58KT 3384 8788
HAIL...1.00IN
WIND...70MPH
$$
05167
WWUS54 KBMX 280936
SVSBMX
Severe Weather Statement
National Weather Service Birmingham AL
436 AM CDT Sun Mar 28 2021
ALC075-280945-
/O.CAN.KBMX.SV.W.0031.000000T0000Z-210328T0945Z/
Lamar AL-
436 AM CDT Sun Mar 28 2021
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL LAMAR COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 600 AM CDT for northwestern
and west central Alabama.
LAT...LON 3387 8764 3387 8761 3372 8760 3365 8794
3390 8795 3399 8782 3417 8783 3423 8763
TIME...MOT...LOC 0935Z 256DEG 58KT 3388 8767
$$
ALC057-093-280945-
/O.CON.KBMX.SV.W.0031.000000T0000Z-210328T0945Z/
Marion AL-Fayette AL-
436 AM CDT Sun Mar 28 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 AM CDT
FOR SOUTHEASTERN MARION AND NORTHWESTERN FAYETTE COUNTIES...
At 435 AM CDT, a severe thunderstorm was located near Eldridge, or 7
miles southeast of Winfield, moving east at 65 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
Locations impacted include...
Winfield, Fayette, Haleyville, Brilliant, Glen Allen, Belk, Gu-
Win, Brinn, Lake Buttahatchee, Bluff, Tucker, Bazemore, Wayside,
Richard Arthur Field, Bevill State College Fayette, Hubbertville,
Fowlers Crossroads, Texas and Piney Grove.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 600 AM CDT for northwestern
and west central Alabama.
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3387 8764 3387 8761 3372 8760 3365 8794
3390 8795 3399 8782 3417 8783 3423 8763
TIME...MOT...LOC 0935Z 256DEG 58KT 3388 8767
HAIL...1.00IN
WIND...70MPH
$$
05669
WWUS54 KBMX 280943
SVSBMX
Severe Weather Statement
National Weather Service Birmingham AL
443 AM CDT Sun Mar 28 2021
ALC057-093-280953-
/O.EXP.KBMX.SV.W.0031.000000T0000Z-210328T0945Z/
Marion AL-Fayette AL-
443 AM CDT Sun Mar 28 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN MARION AND
NORTHWESTERN FAYETTE COUNTIES WILL EXPIRE AT 445 AM CDT...
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.
A Tornado Watch remains in effect until 600 AM CDT for northwestern
and west central Alabama.
LAT...LON 3387 8764 3387 8761 3372 8760 3365 8794
3390 8795 3399 8782 3417 8783 3423 8763
TIME...MOT...LOC 0943Z 256DEG 58KT 3391 8753
$$
05The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 28, 2:47 AM CDT | Severe Thunderstorm Warning | BMX | Marion | 43 min |
| Mar 28, 3:25 AM CDT | Special Weather Statement | BMX | Winston | 35 min |
| Mar 28, 4:15 AM CDT | Special Weather Statement | BMX | Winston | 45 min |
| Mar 28, 4:32 AM CDT | Severe Thunderstorm Warning | BMX | Fayette, Walker, Winston | 47 min |
| Mar 28, 5:17 AM CDT | Special Weather Statement | BMX | Walker | 43 min |
| Mar 28, 5:46 AM CDT | Special Weather Statement | BMX | Marshall | 29 min |
| Mar 28, 6:01 AM CDT | Special Weather Statement | BMX | Tuscaloosa, Walker | 44 min |
| Mar 28, 6:13 AM CDT | Severe Thunderstorm Warning | BMX | Blount, Jefferson, Walker | 62 min |
| Mar 28, 6:27 AM CDT | Special Weather Statement | BMX | Jefferson, Tuscaloosa | 63 min |
| Mar 28, 6:34 AM CDT | Special Weather Statement | BMX | DeKalb | 26 min |
| Mar 28, 6:46 AM CDT | Special Weather Statement | BMX | Blount, Etowah | 59 min |
| Mar 28, 6:59 AM CDT | Special Weather Statement | BMX | St. Clair, Shelby | 61 min |
| Mar 28, 7:13 AM CDT | Severe Thunderstorm Warning | BMX | Jefferson, St. Clair, Shelby | 32 min |
| Mar 28, 7:19 AM CDT | Special Weather Statement | BMX | Cherokee | 26 min |
| Mar 28, 7:37 AM CDT | Severe Thunderstorm Warning | BMX | Calhoun, St. Clair, Talladega | 38 min |
| Mar 28, 7:41 AM CDT | Special Weather Statement | BMX | Bibb, Shelby | 64 min |
| Mar 28, 7:45 AM CDT | Special Weather Statement | BMX | Cherokee | 30 min |
| Mar 28, 7:50 AM CDT | Severe Thunderstorm Warning | BMX | Shelby | 40 min |
| Mar 28, 8:05 AM CDT | Special Weather Statement | BMX | Clay, Talladega | 55 min |
| Mar 28, 8:22 AM CDT | Special Weather Statement | BMX | Coosa | 23 min |
| Mar 28, 8:23 AM CDT | Special Weather Statement | BMX | Perry | 37 min |
| Mar 28, 8:38 AM CDT | Special Weather Statement | BMX | Randolph | 37 min |
| Mar 28, 9:40 AM CDT | Special Weather Statement | BMX | Clay | 35 min |
| Mar 28, 9:44 AM CDT | River Flood Warning | BMX | Cherokee, Etowah, St. Clair | 8 days |
| Mar 28, 10:03 AM CDT | Special Weather Statement | BMX | Randolph | 42 min |
| Mar 28, 10:33 AM CDT | Special Weather Statement | BMX | Chambers | 42 min |
| Mar 28, 12:38 PM CDT | River Flood Warning | BMX | Sumter | 57 hr |
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.