Alert archive / Mississippi / Special Weather Statements in 2021

Special Weather Statement, NWS Mobile, AL

August 26, 2021Stone County, Mississippi

NWS Mobile, AL issued this special weather statement at Aug 26, 2021, 2:49 PM CDT for Stone County, Mississippi. It was in force for 26 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
Aug 26, 2021, 2:49 PM CDT (19:49 UTC)
Expired
Aug 26, 2021, 3:15 PM CDT
In force
26 min
Issued by
NWS Mobile, AL
Hail
0.50 in
Wind
30

County Stone County, MS

The radar

The Mobile radar (KMOB), 98 km from the middle of the area, began a volume at 19:49 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, 7.8 hours before the alert went out and 79 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 2021-08-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1297 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 2021-08-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 6 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
1297 J/kg
Mixed-layer CIN
-35 J/kg
Mixed-layer LCL
904 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
6 m²/s²
0-3 km storm-relative helicity
20 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

293 
WWUS84 KMOB 261949
SPSMOB

Special Weather Statement
National Weather Service Mobile AL
249 PM CDT Thu Aug 26 2021
 
MSZ078-262015-
Stone MS-
249 PM CDT Thu Aug 26 2021

...A strong thunderstorm will impact portions of northwestern Stone
County through 315 PM CDT...

At 249 PM CDT, Doppler radar was tracking a strong thunderstorm 6
miles northwest of Perkinston, or 6 miles west of Wiggins, moving
west at 15 mph.

HAZARD...Winds in excess of 30 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around 
         unsecured objects. Minor damage to outdoor objects is 
         possible.

Locations impacted include...
Wiggins.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building. 

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

&&

LAT...LON 3091 8934 3091 8918 3088 8911 3071 8918
      3074 8934
TIME...MOT...LOC 1949Z 109DEG 11KT 3083 8923 

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...30 MPH

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 26, 5:14 PM CDTSpecial Marine WarningMOB91 min
Aug 26, 5:47 PM CDTSpecial Weather StatementMOBMobile43 min
Aug 26, 6:07 PM CDTSpecial Marine WarningMOB83 min
Aug 26, 6:27 PM CDTSpecial Marine WarningMOB93 min
Aug 25, 10:55 PM CDTAreal Flood AdvisoryMOBEscambia33 min
Aug 25, 11:02 PM CDTAreal Flood AdvisoryMOBOkaloosa, Santa Rosa29 min
Aug 25, 11:25 PM CDTFlash Flood WarningMOBEscambia6 hr
Aug 25, 11:30 PM CDTFlash Flood WarningMOBOkaloosa, Santa Rosa6 hr

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.