Alert archive / Alabama / Special Weather Statements in 2021

Special Weather Statement, NWS Mobile, AL

October 22, 2021Conecuh County, Escambia County, Alabama

NWS Mobile, AL issued this special weather statement at Oct 22, 2021, 3:13 AM CDT for Conecuh County, Escambia County, Alabama. It was in force for 62 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 22, 2021, 3:13 AM CDT (08:13 UTC)
Expired
Oct 22, 2021, 4:15 AM CDT
In force
62 min
Issued by
NWS Mobile, AL
Hail
0.00 in
Wind
40

Counties Conecuh County, AL, Escambia County, AL

The radar

The Mobile radar (KMOB), 130 km from the middle of the area, began a volume at 08:14 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 00:00Z, 8.2 hours before the alert went out and 206 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 00:00Z on 2021-10-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 580 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Birmingham, AL at 00:00Z on 2021-10-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 104 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
580 J/kg
Mixed-layer CIN
-34 J/kg
Mixed-layer LCL
1088 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
104 m²/s²
0-3 km storm-relative helicity
159 m²/s²
Significant tornado parameter
0.2
Supercell composite
2.8

Open this sounding in Storm Lab

The text

As transmitted.

052 
WWUS84 KMOB 220813
SPSMOB

Special Weather Statement
National Weather Service Mobile AL
313 AM CDT Fri Oct 22 2021
 
ALZ055-056-059-220915-
Monroe AL-Conecuh AL-Escambia AL-
313 AM CDT Fri Oct 22 2021

...A strong thunderstorm will impact portions of central Monroe,
north central Escambia and Conecuh Counties through 415 AM CDT...

At 311 AM CDT, National Weather Service doppler radar indicated a
strong thunderstorm 4 miles southeast of Peterman, or 7 miles east of
Monroeville, moving southeast at 25 mph.

HAZARD...Winds in excess of 40 mph.

SOURCE...Radar indicated.

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

Locations impacted include...
Monroeville, Evergreen, Peterman, Castleberry, Repton and I65 And US
84.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building. 

&&

LAT...LON 3109 8717 3151 8738 3166 8719 3139 8667
TIME...MOT...LOC 0811Z 314DEG 21KT 3155 8721 

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 22, 1:13 AM CDTSpecial Weather StatementMOBWilcox47 min
Oct 22, 2:18 AM CDTSpecial Weather StatementMOBButler, Conecuh, Monroe57 min
Oct 22, 5:17 AM CDTSpecial Weather StatementMOBEscambia58 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.