Alert archive / Florida / Tornado Warnings in 2012
Tornado Warning 31, NWS Mobile, AL
NWS Mobile, AL issued this tornado warning at May 13, 2012, 7:14 AM CDT for Okaloosa County, Florida. It was in force for 33 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
- May 13, 2012, 7:14 AM CDT (12:14 UTC)
- Expired
- May 13, 2012, 7:47 AM CDT
- In force
- 33 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
County Okaloosa County, FL
The radar
The Eglin Afb radar (KEVX), 53 km from the middle of the area, began a volume at 12:15 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.
The nearest sounding before it
Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 0.2 hours before the alert went out and 207 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.
- Mixed-layer CAPE
- 155 J/kg
- Mixed-layer CIN
- -61 J/kg
- Mixed-layer LCL
- 760 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 136 m²/s²
- 0-3 km storm-relative helicity
- 205 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
351
WFUS54 KMOB 131214
TORMOB
FLC091-131300-
/O.NEW.KMOB.TO.W.0031.120513T1214Z-120513T1300Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
714 AM CDT SUN MAY 13 2012
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHEASTERN OKALOOSA COUNTY IN NORTHWEST FLORIDA...
* UNTIL 800 AM CDT
* AT 710 AM CDT...A SEVERE THUNDERSTORM WITH STRONG ROTATION AND
LIKELY PRODUCING A TORNADO WAS LOCATED 3 MILES EAST OF LAKE
LORRAINE...OR 4 MILES EAST OF SHALIMAR...MOVING NORTHEAST AT 10
MPH.
* LOCATIONS IMPACTED INCLUDE...
VALPARAISO... NICEVILLE...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A STURDY BUILDING.
&&
LAT...LON 3044 8642 3048 8646 3045 8650 3043 8649
3045 8651 3045 8654 3048 8656 3058 8639
3049 8638 3045 8639
TIME...MOT...LOC 1214Z 240DEG 8KT 3045 8651
$$2 follow-up statements
901
WWUS54 KMOB 131229
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
729 AM CDT SUN MAY 13 2012
FLC091-131300-
/O.CON.KMOB.TO.W.0031.000000T0000Z-120513T1300Z/
OKALOOSA FL-
729 AM CDT SUN MAY 13 2012
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 AM CDT FOR
SOUTHEASTERN OKALOOSA COUNTY...
AT 724 AM CDT...A SEVERE THUNDERSTORM WITH STRONG ROTATION AND LIKELY
PRODUCING A TORNADO WAS LOCATED NEAR NICEVILLE...OR 8 MILES EAST OF
SHALIMAR...MOVING NORTHEAST AT 10 MPH.
LOCATIONS IMPACTED INCLUDE...
NICEVILLE... SEMINOLE...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A STURDY BUILDING.
IF IN MANUFACTURED HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
STURDY SHELTER.
&&
LAT...LON 3045 8640 3044 8641 3044 8642 3048 8646
3046 8648 3051 8649 3053 8646 3056 8640
3047 8639 3045 8639
TIME...MOT...LOC 1228Z 246DEG 9KT 3047 8645
$$691
WWUS54 KMOB 131247
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
747 AM CDT SUN MAY 13 2012
FLC091-131257-
/O.CAN.KMOB.TO.W.0031.000000T0000Z-120513T1300Z/
OKALOOSA FL-
747 AM CDT SUN MAY 13 2012
...THE TORNADO WARNING HAS BEEN CANCELLED FOR SOUTHEASTERN OKALOOSA
COUNTY...
AT 747 AM CDT...THE STORM THAT PROMPTED THE WARNING FOR SOUTHEASTERN
OKALOOSA COUNTY HAS MOVED OUT OF THE COUNTY...THUS THE TORNADO
WARNING HAS BEEN CANCELLED.
LAT...LON 3045 8640 3044 8641 3044 8642 3048 8646
3046 8648 3051 8649 3053 8646 3056 8640
3047 8639 3045 8639
TIME...MOT...LOC 1247Z 246DEG 9KT 3049 8640
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 12, 7:44 PM CDT | Tornado Warning | MOB | Escambia | 16 min |
| May 12, 8:00 PM CDT | Tornado Warning | MOB | Escambia | 30 min |
| May 12, 9:05 PM CDT | Areal Flood Advisory | MOB | Escambia, Santa Rosa | 115 min |
| May 13, 6:40 AM CDT | Severe Thunderstorm Warning | MOB | Okaloosa | 35 min |
Nearby
Tornado Warnings in Florida, 2012Every tornado warning in 2012Tornadoes in 2012
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.