Alert archive / Alabama / Tornado Warnings in 2021

Tornado Warning 70, NWS Birmingham, AL

May 2, 2021Sumter County, Alabama

NWS Birmingham, AL issued this tornado warning at May 2, 2021, 4:02 PM CDT for Sumter County, Alabama. It was in force for 28 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: May 2, 2021, 4:02 PM CDT (21:02 UTC)
Expired: May 2, 2021, 4:30 PM CDT
In force: 28 min
Issued by: NWS Birmingham, AL
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

County Sumter County, AL

The radar

The Columbus AFB radar (KGWX), 126 km from the middle of the area, began a volume at 21:06 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 nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 9.0 hours before the alert went out and 134 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: 2107 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 101 m²/s²
0-3 km storm-relative helicity: 120 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

680 
WFUS54 KBMX 022102
TORBMX
ALC119-022130-
/O.NEW.KBMX.TO.W.0070.210502T2102Z-210502T2130Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Birmingham AL
402 PM CDT Sun May 2 2021

The National Weather Service in Birmingham has issued a

* Tornado Warning for...
  Central Sumter County in west central Alabama...

* Until 430 PM CDT.
    
* At 402 PM CDT, a severe thunderstorm capable of producing a tornado
  was located over Livingston, moving north at 30 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.

* Locations impacted include...
  Livingston, Gainesville, Epes, The University Of West Alabama and
  Sumterville.

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 3289 8819 3286 8816 3285 8816 3284 8818
      3283 8818 3282 8815 3283 8814 3280 8810
      3281 8807 3279 8806 3277 8808 3278 8810
      3277 8811 3274 8810 3272 8808 3269 8812
      3268 8809 3258 8814 3260 8827
TIME...MOT...LOC 2102Z 201DEG 28KT 3264 8821 

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

$$

32/Davis

1 follow-up statement

108 
WWUS54 KBMX 022113
SVSBMX

Severe Weather Statement
National Weather Service Birmingham AL
413 PM CDT Sun May 2 2021

ALC119-022130-
/O.CON.KBMX.TO.W.0070.000000T0000Z-210502T2130Z/
Sumter AL-
413 PM CDT Sun May 2 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 430 PM CDT FOR CENTRAL
SUMTER COUNTY...
    
At 413 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Epes, or 8 miles north of Livingston, moving north
at 30 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.

Locations impacted include...
Gainesville, Epes and Sumterville. 

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 3289 8819 3286 8816 3285 8816 3284 8818
      3283 8818 3282 8815 3283 8814 3280 8810
      3281 8807 3279 8806 3277 8808 3278 8810
      3277 8811 3274 8810 3272 8808 3269 8812
      3266 8814 3268 8825
TIME...MOT...LOC 2113Z 201DEG 28KT 3272 8817 

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

$$

32/Davis

The office that day

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

Issued	Product	Office	Counties	Lasted
May 2, 2:30 PM CDT	Special Weather Statement	BMX	Sumter	45 min
May 2, 3:54 PM CDT	Tornado Warning Tornado observed	BMX	Greene, Pickens	18 min
May 2, 4:22 PM CDT	Tornado Warning	BMX	Greene	38 min
May 2, 4:55 PM CDT	Tornado Warning Tornado observed	BMX	Greene, Pickens, Tuscaloosa	52 min
May 2, 6:03 PM CDT	Special Weather Statement	BMX	Pickens	27 min

Nearby

Tornado Warnings in Alabama, 2021 Every tornado warning in 2021 Tornadoes 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.