Alert archive / Alabama / Special Weather Statements in 2024

Special Weather Statement, NWS Mobile, AL

April 20, 2024Washington County, Alabama

NWS Mobile, AL issued this special weather statement at Apr 20, 2024, 6:49 PM CDT for Washington County, Alabama. It was in force for 41 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: Apr 20, 2024, 6:49 PM CDT (23:49 UTC)
Expired: Apr 20, 2024, 7:30 PM CDT
In force: 41 min
Issued by: NWS Mobile, AL
Hail: 0.88 in
Wind: 50

County Washington County, AL

The radar

The Mobile radar (KMOB), 88 km from the middle of the area, began a volume at 23:49 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, 11.8 hours before the alert went out and 192 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: 780 J/kg
Mixed-layer CIN: -209 J/kg
Mixed-layer LCL: 892 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 15 m²/s²
0-3 km storm-relative helicity: 46 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 Apr 20, 6:43 PM CDT, 6 minutes earlier.

Area forecast discussion, Apr 20, 6:43 PM CDT, 6 minutes before

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In the hours before

Special weather statement, Apr 20, 4:48 PM CDT, 2 hours 1 minute before

Special Weather Statement
National Weather Service Mobile AL
448 PM CDT Sat Apr 20 2024

ALZ052-261-MSZ076-202245-
Washington AL-Mobile Inland AL-Greene MS-
448 PM CDT Sat Apr 20 2024

...STRONG THUNDERSTORMS WILL IMPACT NORTHERN MOBILE...SOUTHERN
WASHINGTON AND SOUTHEASTERN GREENE COUNTIES THROUGH 545 PM CDT...

At 448 PM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from Calvert to 8 miles southeast of Leakesville.
This storm was nearly stationary.

HAZARD...Wind gusts up to 50 mph and penny size 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...
Citronelle, Mount Vernon, Calvert, and Movico.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

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

These storms 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 3117 8850 3126 8797 3125 8796 3116 8795
      3116 8797 3115 8797 3115 8795 3112 8795
      3108 8797 3107 8796 3107 8794 3104 8794
      3103 8796 3101 8794 3099 8842 3100 8843
      3100 8854 3101 8854
TIME...MOT...LOC 2148Z 250DEG 2KT 3114 8804 3105 8850

MAX HAIL SIZE...0.75 IN
MAX WIND GUST...50 MPH

RD

Special weather statement, Apr 20, 5:21 PM CDT, 1 hour 28 minutes before

Special Weather Statement
National Weather Service Mobile AL
521 PM CDT Sat Apr 20 2024

ALZ055-056-059-202315-
Monroe AL-Conecuh AL-Escambia AL-
521 PM CDT Sat Apr 20 2024

...A STRONG THUNDERSTORM WILL IMPACT SOUTH CENTRAL MONROE...
NORTHWESTERN ESCAMBIA AND SOUTHWESTERN CONECUH COUNTIES THROUGH 615
PM CDT...

At 520 PM CDT, Doppler radar was tracking a strong thunderstorm over
McCullough, or 8 miles north of Atmore, moving northeast at 15 mph.

HAZARD...Wind gusts up to 40 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...
McCullough, I65 And CR 1, I65 And AL 113, I65 And AL 21, and Poarch
Creek Reservation.

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.

&&

LAT...LON 3107 8756 3116 8762 3137 8742 3129 8729
      3118 8717
TIME...MOT...LOC 2220Z 235DEG 13KT 3115 8752

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...40 MPH

RD

Special weather statement, Apr 20, 5:44 PM CDT, 1 hour 5 minutes before

Special Weather Statement
National Weather Service Mobile AL
544 PM CDT Sat Apr 20 2024

MSZ067-202330-
Wayne MS-
544 PM CDT Sat Apr 20 2024

...A STRONG THUNDERSTORM WILL IMPACT SOUTHWESTERN WAYNE COUNTY
THROUGH 630 PM CDT...

At 543 PM CDT, Doppler radar was tracking a strong thunderstorm 6
miles northeast of Ovett, or 12 miles north of Richton, moving east
at 25 mph.

HAZARD...Wind gusts up to 40 mph and penny size 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...
Clara.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3160 8894 3165 8867 3145 8863 3146 8894
TIME...MOT...LOC 2243Z 270DEG 23KT 3153 8894

MAX HAIL SIZE...0.75 IN
MAX WIND GUST...40 MPH

21

Special weather statement, Apr 20, 6:01 PM CDT, 48 minutes before

Special Weather Statement
National Weather Service Mobile AL
601 PM CDT Sat Apr 20 2024

ALZ055-056-202345-
Monroe AL-Conecuh AL-
601 PM CDT Sat Apr 20 2024

...A STRONG THUNDERSTORM WILL IMPACT SOUTH CENTRAL MONROE AND
SOUTHWESTERN CONECUH COUNTIES THROUGH 645 PM CDT...

At 600 PM CDT, Doppler radar was tracking a strong thunderstorm 6
miles south of Excel, or 7 miles south of Frisco City, moving
northeast at 20 mph.

HAZARD...Wind gusts up to 40 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...
Monroeville, Excel, and Repton.

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.

&&

LAT...LON 3145 8700 3126 8733 3126 8737 3131 8747
      3159 8729
TIME...MOT...LOC 2300Z 219DEG 19KT 3133 8735

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...40 MPH

RD

Special weather statement, Apr 20, 6:48 PM CDT, 1 minute before

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Special weather statement, Apr 20, 6:49 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
Apr 20, 1:48 PM CDT	Special Weather Statement	MOB	Crenshaw	57 min
Apr 20, 2:05 PM CDT	Severe Thunderstorm Warning	MOB	Butler, Crenshaw	40 min
Apr 20, 2:24 PM CDT	Small Craft Advisory	MOB		44 hr
Apr 20, 4:35 PM CDT	Areal Flood Advisory	MOB	Butler, Crenshaw	3 hr
Apr 20, 4:48 PM CDT	Special Weather Statement	MOB	Washington	57 min
Apr 20, 5:12 PM CDT	Severe Thunderstorm Warning	MOB	Mobile	19 min
Apr 20, 5:21 PM CDT	Special Weather Statement	MOB	Escambia	54 min
Apr 20, 5:40 PM CDT	Severe Thunderstorm Warning	MOB	Conecuh, Escambia, Monroe	22 min
Apr 20, 6:01 PM CDT	Special Weather Statement	MOB	Monroe	44 min
Apr 20, 6:13 PM CDT	Severe Thunderstorm Warning	MOB	Washington	47 min
Apr 20, 6:28 PM CDT	Severe Thunderstorm Warning	MOB	Conecuh, Escambia	19 min
Apr 20, 6:48 PM CDT	Special Weather Statement	MOB	Conecuh	27 min
Apr 20, 5:44 PM CDT	Special Weather Statement	MOB	Wayne	46 min

Nearby

Special Weather Statements in Alabama, 2024 Every special weather statement in 2024

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.