Alert archive / Alabama / Special Weather Statements in 2020

Special Weather Statement, NWS Mobile, AL

July 12, 2020Wilcox County, Alabama

NWS Mobile, AL issued this special weather statement at Jul 12, 2020, 4:28 PM CDT for Wilcox County, Alabama. It was in force for 47 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 12, 2020, 4:28 PM CDT (21:28 UTC)
Expired: Jul 12, 2020, 5:15 PM CDT
In force: 47 min
Issued by: NWS Mobile, AL

County Wilcox County, AL

The radar

The Birmingham radar (KBMX), 150 km from the middle of the area, began a volume at 21:27 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, 9.5 hours before the alert went out and 150 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 43 J/kg
Mixed-layer CIN: -299 J/kg
Mixed-layer LCL: 1793 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 37 m²/s²
0-3 km storm-relative helicity: 68 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Mobile, AL wrote its last area forecast discussion before this special weather statement went out at Jul 12, 3:53 PM CDT, 35 minutes earlier.

Area forecast discussion, Jul 12, 3:53 PM CDT, 35 minutes before

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In the hours before

Special weather statement, Jul 12, 2:58 PM CDT, 1 hour 30 minutes before

Special Weather Statement
National Weather Service Mobile AL
258 PM CDT Sun Jul 12 2020

ALZ051-122045-
Choctaw AL-
258 PM CDT Sun Jul 12 2020

...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...
NORTHERN CHOCTAW COUNTY UNTIL 345 PM CDT...

At 258 PM CDT, the strong thunderstorm was located 7 miles southwest
of Kinterbish, or 11 miles south of Cuba, moving east at 30 mph.

Wind gusts of 45 to 55 mph will be possible with this storm.

Locations impacted include...
Lisman and Pennington.

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 3231 8793 3228 8793 3228 8794 3230 8794
      3230 8800 3228 8801 3228 8802 3226 8801
      3218 8801 3215 8802 3214 8804 3210 8805
      3219 8844 3231 8842
TIME...MOT...LOC 1958Z 280DEG 27KT 3228 8839

CGAL

Special weather statement, Jul 12, 3:07 PM CDT, 1 hour 21 minutes before

Special Weather Statement
National Weather Service Mobile AL
307 PM CDT Sun Jul 12 2020

ALZ051-052-MSZ067-122045-
Choctaw AL-Washington AL-Wayne MS-
307 PM CDT Sun Jul 12 2020

...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...
SOUTHWESTERN CHOCTAW...NORTHWESTERN WASHINGTON AND WAYNE COUNTIES
UNTIL 345 PM CDT...

At 306 PM CDT, the strong thunderstorm was located 8 miles northwest
of Waynesboro, moving southeast at 30 mph.

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

Locations impacted include...
Waynesboro, Clara and Millry.

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.

&&

LAT...LON 3189 8851 3162 8828 3149 8877 3178 8892
TIME...MOT...LOC 2006Z 314DEG 27KT 3178 8873

CGAL

Special weather statement, Jul 12, 3:35 PM CDT, 53 minutes before

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Special weather statement, Jul 12, 3:56 PM CDT, 32 minutes before

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Special weather statement, Jul 12, 4:28 PM CDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 12, 2:58 PM CDT	Special Weather Statement	MOB	Choctaw	47 min
Jul 12, 3:26 PM CDT	Heat Advisory	MOB	Baldwin, Mobile	28 hr
Jul 12, 3:28 PM CDT	Severe Thunderstorm Warning	MOB	Wilcox	47 min
Jul 12, 3:35 PM CDT	Special Weather Statement	MOB	Washington	25 min
Jul 12, 3:56 PM CDT	Special Weather Statement	MOB	Wilcox	34 min
Jul 12, 4:01 PM CDT	Severe Thunderstorm Warning	MOB	Monroe, Wilcox	44 min
Jul 12, 4:21 PM CDT	Severe Thunderstorm Warning	MOB	Monroe, Wilcox	54 min
Jul 12, 4:51 PM CDT	Areal Flood Advisory	MOB	Monroe, Wilcox	114 min
Jul 12, 4:56 PM CDT	Severe Thunderstorm Warning	MOB	Clarke, Monroe, Wilcox	31 min
Jul 12, 5:15 PM CDT	Special Weather Statement	MOB	Baldwin	30 min
Jul 12, 5:15 PM CDT	Severe Thunderstorm Warning	MOB	Butler, Clarke, Conecuh, Monroe, Wilcox	45 min
Jul 12, 5:23 PM CDT	Flash Flood Warning	MOB	Monroe, Wilcox	112 min
Jul 12, 5:35 PM CDT	Severe Thunderstorm Warning	MOB	Choctaw	55 min
Jul 12, 5:49 PM CDT	Special Marine Warning	MOB		56 min
Jul 12, 5:57 PM CDT	Severe Thunderstorm Warning	MOB	Butler, Conecuh, Covington, Crenshaw, Escambia	48 min
Jul 12, 6:19 PM CDT	Special Marine Warning	MOB		116 min
Jul 12, 6:33 PM CDT	Severe Thunderstorm Warning	MOB	Washington	42 min
Jul 12, 6:36 PM CDT	Areal Flood Advisory	MOB	Covington, Crenshaw, Escambia	114 min
Jul 12, 6:42 PM CDT	Special Marine Warning	MOB		80 min
Jul 12, 5:37 PM CDT	Severe Thunderstorm Warning	MOB	Escambia, Santa Rosa	38 min
Jul 12, 6:16 PM CDT	Severe Thunderstorm Warning	MOB	Okaloosa, Santa Rosa	44 min
Jul 12, 6:26 PM CDT	Severe Thunderstorm Warning	MOB	Okaloosa, Santa Rosa	64 min
Jul 12, 3:07 PM CDT	Special Weather Statement	MOB	Wayne	38 min
Jul 12, 6:14 PM CDT	Special Weather Statement	MOB	Wayne	46 min

Nearby

Special Weather Statements in Alabama, 2020 Every special weather statement in 2020

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.