Alert archive / Mississippi / Special Weather Statements in 2021

Special Weather Statement, NWS Mobile, AL

October 21, 2021George County, Mississippi

NWS Mobile, AL issued this special weather statement at Oct 21, 2021, 11:07 AM CDT for George 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
Oct 21, 2021, 11:07 AM CDT (16:07 UTC)
Expired
Oct 21, 2021, 12:00 PM CDT
In force
53 min
Issued by
NWS Mobile, AL
Hail
0.00 in
Wind
30

County George County, MS

The radar

The Mobile radar (KMOB), 51 km from the middle of the area, began a volume at 16:09 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, 4.1 hours before the alert went out and 112 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 2021-10-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2559 joules per kilogram.LCLEL10008507005003002001001 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 2021-10-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 70 square meters per square second.19395878Sfc1 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
2559 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
516 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
70 m²/s²
0-3 km storm-relative helicity
88 m²/s²
Significant tornado parameter
0.6
Supercell composite
3.6

Open this sounding in Storm Lab

The text

As transmitted.

741 
WWUS84 KMOB 211607
SPSMOB

Special Weather Statement
National Weather Service Mobile AL
1107 AM CDT Thu Oct 21 2021
 
MSZ079-211700-
George MS-
1107 AM CDT Thu Oct 21 2021

...A strong thunderstorm will impact portions of George County
through NOON CDT...

At 1106 AM CDT, National Weather Service doppler radar indicated a
strong thunderstorm 13 miles southwest of Lucedale, moving east at 10
mph.

HAZARD...Winds in excess of 30 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around 
         unsecured objects.

Locations impacted include...
Lucedale.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building. 

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 3082 8888 3100 8879 3097 8844 3074 8852
      3073 8881 3074 8889
TIME...MOT...LOC 1606Z 285DEG 9KT 3084 8879 

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...30 MPH

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 21, 10:31 AM CDTAreal Flood AdvisoryMOBMobile3 hr
Oct 21, 12:00 PM CDTSpecial Weather StatementMOBMobile45 min
Oct 21, 12:26 PM CDTAreal Flood AdvisoryMOBMobile3 hr
Oct 21, 12:29 PM CDTSpecial Marine WarningMOB61 min
Oct 21, 2:10 PM CDTAreal Flood AdvisoryMOBConecuh, Monroe3 hr
Oct 20, 7:25 PM CDTSpecial Weather StatementMOBWayne50 min
Oct 20, 8:14 PM CDTSpecial Weather StatementMOBWayne46 min
Oct 21, 11:27 AM CDTAreal Flood AdvisoryMOBGeorge3 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.