Alert archive / Alabama / Special Weather Statements in 2021

Special Weather Statement, NWS Mobile, AL

June 21, 2021Baldwin County, Alabama

NWS Mobile, AL issued this special weather statement at Jun 21, 2021, 11:01 AM CDT for Baldwin County, Alabama. It was in force for 44 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 21, 2021, 11:01 AM CDT (16:01 UTC)
Expired
Jun 21, 2021, 11:45 AM CDT
In force
44 min
Issued by
NWS Mobile, AL

County Baldwin County, AL

The radar

The Mobile radar (KMOB), 46 km from the middle of the area, began a volume at 16:01 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

Slidell Radar S, LA (KSIL), launched 12:00Z, 4.0 hours before the alert went out and 194 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, Slidell Radar S, LA at 12:00Z on 2021-06-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 730 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, Slidell Radar S, LA at 12:00Z on 2021-06-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 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
730 J/kg
Mixed-layer CIN
-82 J/kg
Mixed-layer LCL
990 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
105 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

967 
WWUS84 KMOB 211601
SPSMOB

Special Weather Statement
National Weather Service Mobile AL
1101 AM CDT Mon Jun 21 2021
 
ALZ059-262-264-FLZ201-203-211645-
Baldwin Central AL-Baldwin Inland AL-Escambia AL-Escambia Inland FL-
Santa Rosa Inland FL-
1101 AM CDT Mon Jun 21 2021

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT THE FOLLOWING
COUNTIES...CENTRAL BALDWIN...WESTERN ESCAMBIA...NORTHWESTERN SANTA
ROSA AND NORTHWESTERN ESCAMBIA COUNTIES UNTIL 1145 AM CDT...

At 1101 AM CDT, the strong thunderstorms were located along a line
extending from 9 miles southwest of Bay Minette to near Stapleton to
9 miles east of Spanish Fort to Loxley, and moving northeast at 40
mph.

Wind gusts of 40 to 50 mph will be possible with these storms.

Locations impacted include...
Bay Minette, Atmore, Century, Flomaton, Loxley, McCullough,
Stapleton, Jay, Pollard, Bratt, I65 And CR 1, I65 And AL 21 and
Poarch Creek Reservation.

LAT...LON 3058 8777 3069 8777 3075 8782 3078 8792
      3079 8794 3078 8794 3079 8796 3079 8797
      3084 8792 3083 8792 3083 8791 3086 8791
      3087 8790 3088 8790 3125 8752 3117 8727
      3092 8709
TIME...MOT...LOC 1601Z 228DEG 34KT 3080 8790 3078 8780 3071 8775 3064
8776

$$

JLH

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 21, 9:48 AM CDTSpecial Weather StatementMOBMobile42 min
Jun 21, 10:00 AM CDTSpecial Marine WarningMOB2 hr
Jun 21, 10:09 AM CDTSpecial Marine WarningMOB96 min
Jun 21, 10:44 AM CDTSpecial Weather StatementMOBMobile46 min
Jun 21, 11:40 AM CDTSpecial Marine WarningMOB95 min
Jun 21, 12:12 PM CDTSpecial Weather StatementMOBCovington, Escambia48 min
Jun 21, 1:11 PM CDTSpecial Weather StatementMOBCovington49 min
Jun 21, 3:56 PM CDTSpecial Weather StatementMOBWilcox49 min
Jun 21, 6:56 PM CDTSpecial Weather StatementMOBMobile49 min
Jun 21, 11:10 AM CDTSpecial Weather StatementMOBEscambia, Santa Rosa50 min

Nearby

Special Weather Statements in Alabama, 2021Every special weather statement 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.