Alert archive / Florida / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 134, NWS Mobile, AL

May 31, 2016Escambia County, Santa Rosa County, Florida; Baldwin County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at May 31, 2016, 3:13 PM CDT for Escambia County, Santa Rosa County, Florida; Baldwin County, Alabama. It was in force for 47 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: May 31, 2016, 3:13 PM CDT (20:13 UTC)
Expired: May 31, 2016, 4:00 PM CDT
In force: 47 min
Issued by: NWS Mobile, AL
Area: Storm-based polygon

Counties Baldwin County, AL, Escambia County, FL, Santa Rosa County, FL

The radar

The Mobile radar (KMOB), 87 km from the middle of the area, began a volume at 20:15 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.

What was reported inside it

Time	Report	Where	Remark
May 31, 3:20 PM CDT	TSTM WND DMG	Cottage Hill, FL	BARN DAMAGED AND SEVERAL SMALL TREES SNAPPED. REPORT RECEIVED VIA SOCIAL MEDIA.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 8.2 hours before the alert went out and 232 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: 731 J/kg
Mixed-layer CIN: -69 J/kg
Mixed-layer LCL: 945 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: 7 m²/s²
0-3 km storm-relative helicity: 21 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

840 
WUUS54 KMOB 312013
SVRMOB
ALC003-FLC033-113-312100-
/O.NEW.KMOB.SV.W.0134.160531T2013Z-160531T2100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
313 PM CDT TUE MAY 31 2016

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN BALDWIN COUNTY IN SOUTHWESTERN ALABAMA...
  CENTRAL ESCAMBIA COUNTY IN NORTHWESTERN FLORIDA...
  WEST CENTRAL SANTA ROSA COUNTY IN NORTHWESTERN FLORIDA...

* UNTIL 400 PM CDT

* AT 312 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
  CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS IN EXCESS
  OF 60 MPH. THIS STORM WAS LOCATED NEAR MOLINO...OR NEAR GONZALEZ.
  THIS STORM WAS NEARLY STATIONARY.

* LOCATIONS IMPACTED INCLUDE...
  BARRINEAU PARK...GONZALEZ...AND MOLINO. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...DESTRUCTIVE HAIL...DEADLY
LIGHTNING AND VERY HEAVY RAIN. FOR YOUR PROTECTION...MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY
RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER
COVERS THE ROAD.

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY. LIGHTNING IS ONE OF NATURE'S LEADING KILLERS. REMEMBER...
IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY
LIGHTNING.

&&

LAT...LON 3063 8745 3080 8743 3078 8730 3075 8718
      3054 8719
TIME...MOT...LOC 2012Z 099DEG 2KT 3066 8732 

$$

1 follow-up statement

984 
WWUS54 KMOB 312056
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
356 PM CDT TUE MAY 31 2016

ALC003-FLC033-113-312104-
/O.EXP.KMOB.SV.W.0134.000000T0000Z-160531T2100Z/
BALDWIN AL-ESCAMBIA FL-SANTA ROSA FL-
356 PM CDT TUE MAY 31 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN BALDWIN...CENTRAL
ESCAMBIA AND WEST CENTRAL SANTA ROSA COUNTIES WILL EXPIRE AT 400 PM
CDT...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE.  HOWEVER HEAVY
RAIN...AND BRIEF STRONG WIND GUSTS TO 45 MPH IS STILL POSSIBLE WITH
THIS THUNDERSTORM.

LAT...LON 3063 8745 3080 8743 3078 8730 3075 8718
      3054 8719
TIME...MOT...LOC 2053Z 099DEG 2KT 3066 8732 

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
May 31, 1:13 PM CDT	Special Weather Statement	MOB	Okaloosa	47 min
May 31, 1:35 PM CDT	Severe Thunderstorm Warning	MOB	Okaloosa	40 min
May 31, 1:43 PM CDT	Special Weather Statement	MOB	Santa Rosa	47 min
May 31, 1:46 PM CDT	Severe Thunderstorm Warning	MOB	Okaloosa	29 min
May 31, 2:14 PM CDT	Special Weather Statement	MOB	Okaloosa	46 min
May 31, 2:35 PM CDT	Special Weather Statement	MOB	Santa Rosa	40 min
May 31, 3:47 PM CDT	Areal Flood Advisory	MOB	Escambia, Santa Rosa	3 hr
May 31, 7:06 AM CDT	Special Marine Warning	MOB		54 min
May 31, 7:39 AM CDT	Special Marine Warning	MOB		36 min
May 31, 7:51 AM CDT	Special Marine Warning	MOB		24 min
May 31, 8:10 AM CDT	Special Marine Warning	MOB		65 min
May 31, 2:02 PM CDT	Special Weather Statement	MOB	Monroe	43 min
May 31, 2:17 PM CDT	Special Weather Statement	MOB	Baldwin	43 min
May 31, 2:42 PM CDT	Special Weather Statement	MOB	Escambia	48 min
May 31, 3:24 PM CDT	Special Weather Statement	MOB	Baldwin	51 min
May 31, 3:36 PM CDT	Special Weather Statement	MOB	Baldwin	39 min
May 31, 3:38 PM CDT	Special Weather Statement	MOB	Escambia	52 min
May 31, 3:59 PM CDT	Special Weather Statement	MOB	Mobile	46 min
May 31, 4:02 PM CDT	Special Weather Statement	MOB	Clarke	43 min
May 31, 4:15 PM CDT	Special Weather Statement	MOB	Baldwin	45 min
May 31, 4:33 PM CDT	Severe Thunderstorm Warning	MOB	Mobile	42 min
May 31, 5:05 PM CDT	Special Weather Statement	MOB	Choctaw	40 min

Nearby

Severe Thunderstorm Warnings in Florida, 2016 Severe Thunderstorm Warnings in Alabama, 2016 Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.