Alert archive / Mississippi / Special Weather Statements in 2021

Special Weather Statement, NWS Mobile, AL

July 2, 2021Stone County, Mississippi

NWS Mobile, AL issued this special weather statement at Jul 2, 2021, 4:52 PM CDT for Stone County, Mississippi. It was in force for 53 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
Jul 2, 2021, 4:52 PM CDT (21:52 UTC)
Expired
Jul 2, 2021, 5:45 PM CDT
In force
53 min
Issued by
NWS Mobile, AL

County Stone County, MS

The radar

The Mobile radar (KMOB), 93 km from the middle of the area, began a volume at 21:53 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, 9.9 hours before the alert went out and 85 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 2021-07-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 911 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 2021-07-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 18 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
911 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
743 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
18 m²/s²
0-3 km storm-relative helicity
22 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

053 
WWUS84 KMOB 022152
SPSMOB

Special Weather Statement
National Weather Service Mobile AL
452 PM CDT Fri Jul 2 2021
 
MSZ075-078-022245-
Stone MS-Perry MS-
452 PM CDT Fri Jul 2 2021

...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...
SOUTHWESTERN PERRY AND WESTERN STONE COUNTIES UNTIL 545 PM CDT...

At 452 PM CDT, the strong thunderstorm was located 7 miles southeast
of Lumberton, or 10 miles northeast of Poplarville, moving east at 20
mph.

Wind gusts of 40 to 50 mph will be possible with this storm.

Locations impacted include...
Wiggins and Perkinston. 

LAT...LON 3091 8934 3091 8914 3096 8914 3093 8896
      3068 8906 3079 8934
TIME...MOT...LOC 2152Z 288DEG 19KT 3091 8938 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 2, 12:01 PM CDTSpecial Weather StatementMOBMobile44 min
Jul 2, 3:20 PM CDTAreal Flood AdvisoryMOBBaldwin, Clarke, Monroe, Wilcox3 hr
Jul 2, 3:37 PM CDTSpecial Marine WarningMOB83 min
Jul 2, 3:58 PM CDTFlash Flood WarningMOBClarke, Monroe3 hr
Jul 2, 5:29 PM CDTSpecial Marine WarningMOB91 min
Jul 2, 2:14 PM CDTSpecial Weather StatementMOBEscambia46 min
Jul 2, 2:43 PM CDTSpecial Weather StatementMOBSanta Rosa47 min
Jul 2, 2:58 PM CDTAreal Flood AdvisoryMOBEscambia, Santa Rosa3 hr
Jul 2, 4:16 PM CDTAreal Flood AdvisoryMOBOkaloosa3 hr
Jul 2, 5:53 PM CDTSpecial Weather StatementMOBStone52 min

Nearby

Special Weather Statements in Mississippi, 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.