Alert archive / Florida / Tornado Warnings in 2015

Tornado Warning 10, NWS Mobile, AL

April 25, 2015Okaloosa County, Santa Rosa County, Florida; Covington County, Escambia County, Alabama

NWS Mobile, AL issued this tornado warning at Apr 25, 2015, 5:54 AM CDT for Okaloosa County, Santa Rosa County, Florida; Covington County, Escambia County, Alabama. It was in force for 36 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 25, 2015, 5:54 AM CDT (10:54 UTC)
Expired: Apr 25, 2015, 6:30 AM CDT
In force: 36 min
Issued by: NWS Mobile, AL
Area: Storm-based polygon

Counties Covington County, AL, Escambia County, AL, Okaloosa County, FL, Santa Rosa County, FL

The radar

The Eglin Afb radar (KEVX), 97 km from the middle of the area, began a volume at 10:56 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Apr 25, 5:00 AM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 10.9 hours before the alert went out and 231 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1836 m above ground
0-6 km bulk shear: 53 kt
0-1 km storm-relative helicity: 64 m²/s²
0-3 km storm-relative helicity: 98 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

396 
WFUS54 KMOB 251054
TORMOB
ALC039-053-FLC091-113-251130-
/O.NEW.KMOB.TO.W.0010.150425T1054Z-150425T1130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
554 AM CDT SAT APR 25 2015

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN COVINGTON COUNTY IN SOUTH CENTRAL ALABAMA...
  SOUTHEASTERN ESCAMBIA COUNTY IN SOUTH CENTRAL ALABAMA...
  NORTHEASTERN SANTA ROSA COUNTY IN NORTHWESTERN FLORIDA...
  NORTHWESTERN OKALOOSA COUNTY IN NORTHWESTERN FLORIDA...

* UNTIL 630 AM CDT
    
* AT 553 AM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR RIVERVIEW...OR 8 MILES SOUTHEAST OF EAST
  BREWTON...AND MOVING EAST AT 55 MPH.

* LOCATIONS IMPACTED INCLUDE...
  DIXIE...               ROCK CREEK...          ESCAMBIA FARMS...
  FIDELIS...             BERRYDALE...           SELLERSVILLE...
  FALCO...               ROBERTS...             SANTA MARIA...
  GOOD HOPE...           DIXONVILLE...          BRADLEY...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN A TORNADO WARNING IS ISSUED...IT MEANS STRONG ROTATION HAS BEEN
DETECTED AND A TORNADO MAY ALREADY BE ON THE GROUND...OR IS EXPECTED
TO DEVELOP SHORTLY.

TAKE COVER NOW. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A STURDY BUILDING.

&&

LAT...LON 3096 8647 3088 8704 3105 8707 3119 8674
      3118 8672 3119 8672 3119 8670 3120 8670
      3125 8659
TIME...MOT...LOC 1053Z 255DEG 47KT 3099 8698 
$$

1 follow-up statement

886 
WWUS54 KMOB 251122
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
622 AM CDT SAT APR 25 2015

ALC039-053-FLC091-113-251131-
/O.EXP.KMOB.TO.W.0010.000000T0000Z-150425T1130Z/
COVINGTON AL-ESCAMBIA AL-SANTA ROSA FL-OKALOOSA FL-
622 AM CDT SAT APR 25 2015

...THE TORNADO WARNING FOR SOUTHWESTERN COVINGTON...SOUTHEASTERN
ESCAMBIA...NORTHEASTERN SANTA ROSA AND NORTHWESTERN OKALOOSA COUNTIES
WILL BE ALLOWED TO EXPIRE...

AT 621 AM CDT...THE STORM THAT PROMPTED THE WARNING FOR SOUTHWESTERN
COVINGTON...SOUTHEASTERN ESCAMBIA...NORTHEASTERN SANTA ROSA AND
NORTHWESTERN OKALOOSA COUNTIES HAS WEAKENED BELOW SEVERE LIMITS...
THUS THE TORNADO WARNING WILL BE ALLOWED TO EXPIRE AT 630 AM CDT.

LAT...LON 3096 8647 3088 8704 3105 8707 3119 8674
      3118 8672 3119 8672 3119 8670 3120 8670
      3125 8659
TIME...MOT...LOC 1119Z 255DEG 47KT 3099 8698 

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 25, 5:17 AM CDT	Severe Thunderstorm Warning	MOB	Escambia, Santa Rosa	43 min
Apr 25, 5:41 AM CDT	Tornado Warning	MOB	Escambia, Santa Rosa	34 min
Apr 25, 6:13 AM CDT	Severe Thunderstorm Warning	MOB	Okaloosa, Santa Rosa	47 min
Apr 25, 6:21 AM CDT	Severe Thunderstorm Warning	MOB	Okaloosa	39 min
Apr 25, 6:33 AM CDT	Tornado Warning	MOB	Okaloosa	12 min
Apr 25, 6:59 AM CDT	Severe Thunderstorm Warning	MOB	Okaloosa	27 min
Apr 25, 7:05 AM CDT	Areal Flood Advisory	MOB	Okaloosa, Santa Rosa	3 hr
Apr 25, 3:26 PM CDT	Severe Thunderstorm Warning	MOB	Escambia, Santa Rosa	64 min
Apr 25, 3:48 PM CDT	Severe Thunderstorm Warning	MOB	Okaloosa, Santa Rosa	57 min
Apr 25, 3:57 PM CDT	Severe Thunderstorm Warning	MOB	Okaloosa, Santa Rosa	53 min
Apr 25, 4:38 PM CDT	Severe Thunderstorm Warning	MOB	Okaloosa	26 min
Apr 25, 4:43 PM CDT	Severe Thunderstorm Warning	MOB	Okaloosa	24 min
Apr 25, 4:23 AM CDT	Special Weather Statement	MOB	Choctaw	37 min
Apr 25, 4:27 AM CDT	Special Weather Statement	MOB	Mobile	33 min
Apr 25, 4:35 AM CDT	Severe Thunderstorm Warning	MOB	Mobile	40 min
Apr 25, 4:59 AM CDT	Severe Thunderstorm Warning	MOB	Baldwin, Mobile	32 min
Apr 25, 6:14 AM CDT	Special Weather Statement	MOB	Butler, Crenshaw	61 min
Apr 25, 7:09 AM CDT	Special Marine Warning	MOB		36 min
Apr 25, 7:15 AM CDT	Special Weather Statement	MOB	Butler, Conecuh, Crenshaw	60 min
Apr 25, 1:28 PM CDT	Severe Thunderstorm Warning	MOB	Washington	62 min
Apr 25, 2:21 PM CDT	Severe Thunderstorm Warning	MOB	Mobile	24 min
Apr 25, 2:30 PM CDT	Special Weather Statement	MOB	Monroe	60 min
Apr 25, 2:47 PM CDT	Severe Thunderstorm Warning	MOB	Baldwin, Mobile	43 min
Apr 25, 2:48 PM CDT	Severe Thunderstorm Warning	MOB	Baldwin, Escambia, Monroe	27 min
Apr 25, 3:09 PM CDT	Special Marine Warning	MOB		51 min
Apr 25, 3:37 PM CDT	Special Weather Statement	MOB	Conecuh, Covington, Escambia	53 min
Apr 25, 4:06 PM CDT	Special Marine Warning	MOB		84 min
Apr 25, 4:18 PM CDT	Special Marine Warning	MOB		87 min
Apr 25, 5:36 PM CDT	Special Marine Warning	MOB		39 min

Nearby

Tornado Warnings in Florida, 2015 Tornado Warnings in Alabama, 2015 Every tornado warning in 2015 Tornadoes in 2015

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.