Alert archive / Alabama / Special Weather Statements in 2016

Special Weather Statement, NWS Mobile, AL

August 2, 2016Choctaw County, Alabama

NWS Mobile, AL issued this special weather statement at Aug 2, 2016, 5:43 PM CDT for Choctaw 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: Aug 2, 2016, 5:43 PM CDT (22:43 UTC)
Expired: Aug 2, 2016, 6:30 PM CDT
In force: 47 min
Issued by: NWS Mobile, AL

County Choctaw County, AL

The radar

The Mobile radar (KMOB), 148 km from the middle of the area, began a volume at 22:46 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, 10.7 hours before the alert went out and 178 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: 680 J/kg
Mixed-layer CIN: -78 J/kg
Mixed-layer LCL: 1101 m above ground
0-6 km bulk shear: 9 kt
0-1 km storm-relative helicity: 37 m²/s²
0-3 km storm-relative helicity: 49 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

209 
WWUS84 KMOB 022243
SPSMOB

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
543 PM CDT TUE AUG 2 2016
 
ALZ051-053-MSZ067-022330-
CLARKE AL-CHOCTAW AL-WAYNE MS-
543 PM CDT TUE AUG 2 2016

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT THE FOLLOWING
COUNTIES...CHOCTAW...NORTHERN CLARKE AND NORTHEASTERN WAYNE COUNTIES
UNTIL 630 PM CDT...

AT 542 PM CDT...THE STRONG THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM DIXONS MILL TO NEAR CRANDALL...AND MOVING SOUTH AT 20
MPH.

WINDS IN EXCESS OF 30 MPH WILL BE POSSIBLE WITH THESE STORMS.

LOCATIONS IMPACTED INCLUDE...
THOMASVILLE...BUTLER...LISMAN...SILAS...COFFEEVILLE...FULTON...
GILBERTOWN AND TOXEY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THESE STORMS...AND MAY
LEAD TO LOCALIZED FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH
FLOODED ROADWAYS.

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.

&&

LAT...LON 3219 8801 3214 8802 3214 8804 3209 8805
      3207 8810 3205 8812 3201 8811 3199 8807
      3199 8767 3188 8767 3188 8764 3175 8761
      3171 8857 3187 8858 3190 8847 3220 8843
TIME...MOT...LOC 2242Z 346DEG 17KT 3207 8778 3205 8850 

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 1, 7:13 PM CDT	Special Weather Statement	MOB	Escambia	32 min
Aug 1, 7:39 PM CDT	Special Weather Statement	MOB	Escambia	51 min
Aug 1, 8:26 PM CDT	Special Weather Statement	MOB	Baldwin	34 min
Aug 1, 9:35 PM CDT	Special Weather Statement	MOB	Mobile	40 min
Aug 2, 11:01 AM CDT	Flash Flood Warning	MOB	Baldwin	3 hr
Aug 2, 12:22 PM CDT	Special Weather Statement	MOB	Mobile	38 min
Aug 2, 1:08 PM CDT	Areal Flood Advisory	MOB	Mobile	3 hr
Aug 2, 1:37 PM CDT	Special Weather Statement	MOB	Crenshaw	38 min
Aug 2, 1:53 PM CDT	Special Weather Statement	MOB	Mobile	52 min
Aug 2, 2:52 PM CDT	Special Weather Statement	MOB	Washington	38 min
Aug 2, 2:55 PM CDT	Severe Thunderstorm Warning	MOB	Mobile, Washington	35 min
Aug 2, 3:10 PM CDT	Special Weather Statement	MOB	Monroe	50 min
Aug 2, 3:27 PM CDT	Severe Thunderstorm Warning	MOB	Mobile	33 min
Aug 2, 4:16 PM CDT	Special Weather Statement	MOB	Wilcox	44 min
Aug 2, 4:44 PM CDT	Areal Flood Advisory	MOB	Wilcox	3 hr
Aug 2, 4:55 PM CDT	Special Weather Statement	MOB	Choctaw	50 min
Aug 2, 5:55 PM CDT	Severe Thunderstorm Warning	MOB	Clarke	35 min
Aug 2, 9:01 AM CDT	Areal Flood Advisory	MOB	Escambia	119 min
Aug 2, 10:19 AM CDT	Areal Flood Advisory	MOB	Okaloosa, Santa Rosa	3 hr
Aug 2, 11:08 AM CDT	Areal Flood Advisory	MOB	Okaloosa, Santa Rosa	3 hr
Aug 1, 7:31 PM CDT	Special Weather Statement	MOB	George	44 min
Aug 1, 8:00 PM CDT	Severe Thunderstorm Warning	MOB	Greene	30 min
Aug 1, 8:19 PM CDT	Special Weather Statement	MOB	Greene	26 min
Aug 1, 8:43 PM CDT	Special Weather Statement	MOB	Perry	47 min
Aug 2, 3:37 PM CDT	Special Weather Statement	MOB	George	38 min
Aug 2, 3:48 PM CDT	Special Weather Statement	MOB	George	42 min
Aug 2, 4:12 PM CDT	Special Weather Statement	MOB	Perry	48 min
Aug 2, 4:29 PM CDT	Special Weather Statement	MOB	Wayne	46 min
Aug 2, 6:10 PM CDT	Special Weather Statement	MOB	Wayne	50 min

Nearby

Special Weather Statements in Alabama, 2016 Every special weather statement in 2016

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.