Alert archive / Alabama / Special Weather Statements in 2021

Special Weather Statement, NWS Mobile, AL

August 2, 2021Crenshaw County, Alabama

NWS Mobile, AL issued this special weather statement at Aug 2, 2021, 3:29 PM CDT for Crenshaw County, Alabama. It was in force for 31 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 2, 2021, 3:29 PM CDT (20:29 UTC)
Expired
Aug 2, 2021, 4:00 PM CDT
In force
31 min
Issued by
NWS Mobile, AL

County Crenshaw County, AL

The radar

The Ft Rucker radar (KEOX), 83 km from the middle of the area, began a volume at 20:32 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

Birmingham, AL (KBMX), launched 12:00Z, 8.5 hours before the alert went out and 159 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, Birmingham, AL at 12:00Z on 2021-08-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 211 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, Birmingham, AL at 12:00Z on 2021-08-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 39 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
211 J/kg
Mixed-layer CIN
-147 J/kg
Mixed-layer LCL
936 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
39 m²/s²
0-3 km storm-relative helicity
51 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.4

Open this sounding in Storm Lab

The text

As transmitted.

331 
WWUS84 KMOB 022029
SPSMOB

Special Weather Statement
National Weather Service Mobile AL
329 PM CDT Mon Aug 2 2021
 
ALZ058-022100-
Crenshaw AL-
329 PM CDT Mon Aug 2 2021

...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...CENTRAL
CRENSHAW COUNTY UNTIL 400 PM CDT...

At 329 PM CDT, the strong thunderstorm was located over Rutledge, or
near Luverne, moving northeast at 20 mph.

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

Locations impacted include...
Luverne, Rutledge and Petrey. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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.

&&

LAT...LON 3166 8629 3177 8643 3197 8627 3197 8620
      3196 8619 3193 8618 3189 8617 3186 8618
      3183 8618 3181 8620 3179 8620 3179 8615
      3174 8615
TIME...MOT...LOC 2029Z 224DEG 15KT 3176 8630 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 1, 7:03 PM CDTSpecial Weather StatementMOBChoctaw42 min
Aug 1, 8:12 PM CDTSpecial Weather StatementMOBConecuh63 min
Aug 1, 8:17 PM CDTSpecial Weather StatementMOBChoctaw43 min
Aug 1, 8:39 PM CDTSevere Thunderstorm WarningMOBChoctaw51 min
Aug 1, 8:50 PM CDTSpecial Weather StatementMOBWilcox55 min
Aug 1, 9:02 PM CDTSpecial Weather StatementMOBChoctaw43 min
Aug 1, 9:06 PM CDTAreal Flood AdvisoryMOBChoctaw3 hr
Aug 1, 9:18 PM CDTSevere Thunderstorm WarningMOBConecuh57 min
Aug 1, 9:35 PM CDTFlash Flood WarningMOBChoctaw6 hr
Aug 1, 9:51 PM CDTSevere Thunderstorm WarningMOBWilcox31 min
Aug 1, 10:21 PM CDTSpecial Weather StatementMOBWilcox54 min
Aug 1, 10:39 PM CDTSpecial Weather StatementMOBMonroe51 min
Aug 1, 10:40 PM CDTSpecial Weather StatementMOBConecuh65 min
Aug 2, 2:23 PM CDTSpecial Weather StatementMOBConecuh37 min
Aug 2, 2:59 PM CDTSpecial Weather StatementMOBMobile46 min
Aug 2, 3:04 PM CDTSpecial Weather StatementMOBEscambia26 min
Aug 2, 3:10 PM CDTAreal Flood AdvisoryMOBMobile2 hr
Aug 2, 3:32 PM CDTSpecial Marine WarningMOB43 min
Aug 2, 3:42 PM CDTSpecial Weather StatementMOBMobile48 min
Aug 2, 3:47 PM CDTSpecial Weather StatementMOBCrenshaw43 min
Aug 2, 4:32 PM CDTAreal Flood AdvisoryMOBCovington118 min
Aug 2, 5:37 PM CDTSpecial Marine WarningMOB83 min
Aug 2, 2:16 PM CDTSpecial Weather StatementMOBSanta Rosa29 min
Aug 2, 2:34 PM CDTSpecial Weather StatementMOBOkaloosa26 min
Aug 2, 2:56 PM CDTAreal Flood AdvisoryMOBOkaloosa2 hr

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.