Alert archive / Florida / Tornado Warnings in 2016

Tornado Warning 24, NWS Mobile, AL

February 23, 2016Okaloosa County, Florida

NWS Mobile, AL issued this tornado warning at Feb 23, 2016, 8:39 PM CST for Okaloosa County, Florida. 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: Feb 23, 2016, 8:39 PM CST (02:39 UTC)
Expired: Feb 23, 2016, 9:15 PM CST
In force: 36 min
Issued by: NWS Mobile, AL
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

County Okaloosa County, FL

The radar

The Eglin Afb radar (KEVX), 58 km from the middle of the area, began a volume at 02:40 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 214 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.

124 
WFUS54 KMOB 240239
TORMOB
FLC091-240315-
/O.NEW.KMOB.TO.W.0024.160224T0239Z-160224T0315Z/

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

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN OKALOOSA COUNTY IN NORTHWESTERN FLORIDA...

* UNTIL 915 PM CST
    
* AT 839 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
  WAS LOCATED NEAR CRESTVIEW...MOVING NORTHEAST AT 35 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
  NORTHEASTERN 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 3061 8654 3077 8665 3093 8639 3067 8639
TIME...MOT...LOC 0239Z 226DEG 32KT 3075 8651 

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

$$

BUTTS

1 follow-up statement

560 
WWUS54 KMOB 240251
SVSMOB

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

FLC091-240315-
/O.CON.KMOB.TO.W.0024.000000T0000Z-160224T0315Z/
OKALOOSA FL-
851 PM CST TUE FEB 23 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 PM CST FOR
NORTHEASTERN OKALOOSA COUNTY...
    
AT 850 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 9 MILES NORTHEAST OF CRESTVIEW...MOVING NORTHEAST AT 35
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
NORTHEASTERN 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!

STAY TUNED FOR FURTHER UPDATES FROM YOUR NATIONAL WEATHER SERVICE IN
MOBILE.

&&

LAT...LON 3073 8642 3085 8653 3093 8639 3074 8639
TIME...MOT...LOC 0250Z 226DEG 32KT 3082 8643 

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

$$

BUTTS

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, 8:43 PM CST	Tornado Warning	MOB	Okaloosa, Santa Rosa	32 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.