Alert archive / Mississippi / Special Weather Statements in 2016

Special Weather Statement, NWS Mobile, AL

August 1, 2016Perry County, Mississippi

NWS Mobile, AL issued this special weather statement at Aug 1, 2016, 8:43 PM CDT for Perry County, Mississippi. 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 1, 2016, 8:43 PM CDT (01:43 UTC)
Expired: Aug 1, 2016, 9:30 PM CDT
In force: 47 min
Issued by: NWS Mobile, AL

County Perry County, MS

The radar

The Mobile radar (KMOB), 75 km from the middle of the area, began a volume at 01:47 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 00:00Z, 1.7 hours before the alert went out and 122 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: 2365 J/kg
Mixed-layer CIN: -11 J/kg
Mixed-layer LCL: 1228 m above ground
0-6 km bulk shear: 4 kt
0-1 km storm-relative helicity: -15 m²/s²
0-3 km storm-relative helicity: 9 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

883 
WWUS84 KMOB 020143
SPSMOB

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
843 PM CDT MON AUG 1 2016
 
MSZ075-076-020230-
PERRY MS-GREENE MS-
843 PM CDT MON AUG 1 2016

...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...
SOUTHWESTERN GREENE AND SOUTHEASTERN PERRY COUNTIES UNTIL 930 PM
CDT...

AT 842 PM CDT...THE STRONG THUNDERSTORM WAS LOCATED OVER MCLAIN...OR
13 MILES WEST OF LEAKESVILLE...MOVING SOUTHWEST AT 15 MPH.

WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE...
BEAUMONT AND MCLAIN. 

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 3118 8906 3124 8878 3113 8869 3100 8882
      3100 8884 3098 8884 3093 8889
TIME...MOT...LOC 0142Z 052DEG 14KT 3111 8878 

$$

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, 5:43 PM CDT	Special Weather Statement	MOB	Choctaw	47 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 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 Mississippi, 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.