Alert archive / Florida / Tornado Warnings in 2016

Tornado Warning 25, NWS Mobile, AL

February 23, 2016Okaloosa County, Santa Rosa County, Florida

NWS Mobile, AL issued this tornado warning at Feb 23, 2016, 8:43 PM CST for Okaloosa County, Santa Rosa County, Florida. It was in force for 32 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: Feb 23, 2016, 8:43 PM CST (02:43 UTC)
Expired: Feb 23, 2016, 9:15 PM CST
In force: 32 min
Issued by: NWS Mobile, AL
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

Counties Okaloosa County, FL, Santa Rosa County, FL

The radar

The Eglin Afb radar (KEVX), 80 km from the middle of the area, began a volume at 02:46 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 watch it was issued in

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

Issued	Product	Office	Lasted
Feb 23, 2:13 PM CST	Tornado Watch PDS	SPC	8 hr
Feb 23, 8:08 PM CST	Tornado Watch	SPC	9 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 2.7 hours before the alert went out and 236 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: 100 J/kg
Mixed-layer CIN: -47 J/kg
Mixed-layer LCL: 605 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 120 m²/s²
0-3 km storm-relative helicity: 177 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

As transmitted.

316 
WFUS54 KMOB 240243
TORMOB
FLC091-113-240315-
/O.NEW.KMOB.TO.W.0025.160224T0243Z-160224T0315Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
843 PM CST TUE FEB 23 2016

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  EAST CENTRAL SANTA ROSA COUNTY IN NORTHWESTERN FLORIDA...
  CENTRAL OKALOOSA COUNTY IN NORTHWESTERN FLORIDA...

* UNTIL 915 PM CST
    
* AT 843 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
  WAS LOCATED 8 MILES EAST OF ROEVILLE...OR 11 MILES EAST OF MILTON...
  MOVING NORTHEAST AT 50 MPH.

  HAZARD...TORNADO AND QUARTER SIZE HAIL. 

  SOURCE...RADAR INDICATED ROTATION. 

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. 
           DAMAGE TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR.  TREE 
           DAMAGE IS LIKELY. 

* THIS DANGEROUS STORM WILL BE NEAR...
  BAKER AROUND 900 PM CST. 
  CRESTVIEW AROUND 910 PM CST. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER
AND PROTECT YOURSELF FROM FLYING DEBRIS.

TORNADOES ARE EXTREMELY DIFFICULT TO SEE AND CONFIRM AT NIGHT. DO NOT
WAIT TO SEE OR HEAR THE TORNADO. TAKE COVER NOW!

&&

LAT...LON 3060 8687 3069 8693 3092 8658 3075 8643
TIME...MOT...LOC 0243Z 241DEG 43KT 3067 8685 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

1 follow-up statement

931 
WWUS54 KMOB 240300
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
900 PM CST TUE FEB 23 2016

FLC113-240309-
/O.CAN.KMOB.TO.W.0025.000000T0000Z-160224T0315Z/
SANTA ROSA FL-
900 PM CST TUE FEB 23 2016

...THE TORNADO WARNING FOR EAST CENTRAL SANTA ROSA COUNTY IS
CANCELLED...
    
THE TORNADIC THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT
OF THE WARNED AREA THEREFORE THE WARNING HAS BEEN CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CST FOR NORTHWESTERN
FLORIDA.

LAT...LON 3066 8673 3076 8679 3092 8658 3075 8643
TIME...MOT...LOC 0259Z 241DEG 43KT 3077 8665 

$$

FLC091-240315-
/O.CON.KMOB.TO.W.0025.000000T0000Z-160224T0315Z/
OKALOOSA FL-
900 PM CST TUE FEB 23 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 PM CST FOR CENTRAL
OKALOOSA COUNTY...
    
AT 859 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED OVER BAKER...OR NEAR CRESTVIEW...MOVING NORTHEAST AT 50
MPH.

HAZARD...TORNADO AND QUARTER SIZE HAIL. 

SOURCE...RADAR INDICATED ROTATION. 

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE 
         TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR.  TREE DAMAGE IS 
         LIKELY. 

THIS TORNADIC THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
CENTRAL OKALOOSA COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORNADOES ARE EXTREMELY DIFFICULT TO SEE AND CONFIRM AT NIGHT. DO NOT
WAIT TO SEE OR HEAR THE TORNADO. TAKE COVER NOW!

&&

LAT...LON 3066 8673 3076 8679 3092 8658 3075 8643
TIME...MOT...LOC 0259Z 241DEG 43KT 3077 8665 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 23, 7:13 PM CST	Tornado Warning Considerable damage threat	MOB	Escambia	62 min
Feb 23, 7:23 PM CST	Severe Thunderstorm Warning	MOB	Okaloosa, Santa Rosa	67 min
Feb 23, 7:28 PM CST	Areal Flood Advisory	MOB	Escambia	2 hr
Feb 23, 8:05 PM CST	Tornado Warning	MOB	Okaloosa, Santa Rosa	25 min
Feb 23, 8:12 PM CST	Tornado Warning Considerable damage threat	MOB	Escambia, Santa Rosa	33 min
Feb 23, 8:30 PM CST	Flash Flood Warning	MOB	Escambia	2 hr
Feb 23, 8:31 PM CST	Severe Thunderstorm Warning	MOB	Okaloosa	29 min
Feb 23, 8:39 PM CST	Tornado Warning	MOB	Okaloosa	36 min
Feb 23, 9:09 PM CST	Tornado Warning	MOB	Okaloosa	21 min
Feb 23, 9:29 PM CST	Severe Thunderstorm Warning	MOB	Okaloosa, Santa Rosa	46 min
Feb 23, 9:32 PM CST	Flash Flood Warning	MOB	Okaloosa	3 hr
Feb 23, 10:19 PM CST	Special Weather Statement	MOB	Okaloosa	41 min
Feb 24, 2:39 AM CST	River Flood Warning	MOB	Okaloosa	4 days

Nearby

Tornado Warnings in Florida, 2016 Every tornado warning in 2016 Tornadoes 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.