Alert archive / Alabama / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 134, NWS Mobile, AL

June 8, 2021Washington County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Jun 8, 2021, 2:32 PM CDT for Washington County, Alabama. It was in force for 43 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 8, 2021, 2:32 PM CDT (19:32 UTC)
Expired
Jun 8, 2021, 3:15 PM CDT
In force
43 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Hail
0.88 in
Wind
60.0 mph

County Washington County, AL

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 7.5 hours before the alert went out and 211 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, Jackson, MS at 12:00Z on 2021-06-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1221 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, Jackson, MS at 12:00Z on 2021-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 81 square meters per square second.193958Sfc1 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
1221 J/kg
Mixed-layer CIN
-43 J/kg
Mixed-layer LCL
726 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
81 m²/s²
0-3 km storm-relative helicity
100 m²/s²
Significant tornado parameter
0.4
Supercell composite
3.0

Open this sounding in Storm Lab

The text

As transmitted.

965 
WUUS54 KMOB 081932
SVRMOB
ALC129-082015-
/O.NEW.KMOB.SV.W.0134.210608T1932Z-210608T2015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mobile AL
232 PM CDT Tue Jun 8 2021

The National Weather Service in Mobile has issued a

* Severe Thunderstorm Warning for...
  Northeastern Washington County in southwestern Alabama...

* Until 315 PM CDT.

* At 232 PM CDT, a severe thunderstorm was located over Saint
  Stephens, or 8 miles west of Jackson, moving northeast at 15 mph.

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

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Saint Stephens and Leroy. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3162 8807 3160 8808 3159 8807 3158 8805
      3159 8803 3158 8802 3157 8802 3157 8804
      3156 8802 3153 8797 3153 8794 3150 8791
      3145 8801 3151 8811 3163 8809
TIME...MOT...LOC 1932Z 204DEG 15KT 3153 8804 

HAIL...0.88IN
WIND...60MPH
 
$$
1 follow-up statement
725 
WWUS54 KMOB 082005
SVSMOB

Severe Weather Statement
National Weather Service Mobile AL
305 PM CDT Tue Jun 8 2021

ALC129-082015-
/O.CON.KMOB.SV.W.0134.000000T0000Z-210608T2015Z/
Washington AL-
305 PM CDT Tue Jun 8 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM CDT
FOR NORTHEASTERN WASHINGTON COUNTY...

At 304 PM CDT, a severe thunderstorm was located over Saint 
Stephens, or 9 miles west of Jackson, moving northeast at 20 mph. 
This is a newly developing storm that has the potential to become 
severe. The original storm that prompted the warning has now moved 
out of the warned area. t

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

SOURCE...Radar indicated.

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

Locations impacted include...
Saint Stephens and Leroy. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3162 8807 3160 8808 3159 8807 3158 8805
      3159 8803 3158 8802 3157 8802 3157 8804
      3156 8802 3153 8797 3153 8794 3150 8791
      3145 8801 3151 8811 3163 8809
TIME...MOT...LOC 2004Z 217DEG 18KT 3154 8806 

HAIL...0.88IN
WIND...60MPH
 
$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 8, 11:02 AM CDTSpecial Weather StatementMOBConecuh43 min
Jun 8, 12:12 PM CDTSpecial Weather StatementMOBMonroe48 min
Jun 8, 12:22 PM CDTSpecial Weather StatementMOBMonroe38 min
Jun 8, 12:36 PM CDTSevere Thunderstorm WarningMOBMonroe39 min
Jun 8, 12:37 PM CDTSpecial Weather StatementMOBMonroe38 min
Jun 8, 1:11 PM CDTSpecial Weather StatementMOBButler, Wilcox94 min
Jun 8, 1:14 PM CDTSpecial Weather StatementMOBEscambia46 min
Jun 8, 1:15 PM CDTSevere Thunderstorm WarningMOBClarke, Monroe, Wilcox45 min
Jun 8, 1:41 PM CDTSpecial Weather StatementMOBMonroe49 min
Jun 8, 2:00 PM CDTSpecial Weather StatementMOBBaldwin45 min
Jun 8, 2:11 PM CDTSpecial Weather StatementMOBChoctaw49 min
Jun 8, 2:16 PM CDTSevere Thunderstorm WarningMOBClarke44 min
Jun 8, 2:18 PM CDTSevere Thunderstorm WarningMOBChoctaw42 min
Jun 8, 2:23 PM CDTSpecial Weather StatementMOBWashington52 min
Jun 8, 2:46 PM CDTSevere Thunderstorm WarningMOBClarke44 min
Jun 8, 2:56 PM CDTSpecial Weather StatementMOBClarke49 min
Jun 8, 3:19 PM CDTSpecial Weather StatementMOBClarke41 min
Jun 8, 3:54 PM CDTSpecial Weather StatementMOBCovington66 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; the sounding from the Mesonet's radiosonde archive.