Alert archive / Florida / Tornado Warnings in 2012
Tornado Warning 71, NWS Mobile, AL
NWS Mobile, AL issued this tornado warning at Oct 18, 2012, 10:53 AM CDT for Okaloosa County, Florida. It was in force for 17 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
- Oct 18, 2012, 10:53 AM CDT (15:53 UTC)
- Expired
- Oct 18, 2012, 11:10 AM CDT
- In force
- 17 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
County Okaloosa County, FL
The radar
The Eglin Afb radar (KEVX), 59 km from the middle of the area, began a volume at 15:53 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, 3.9 hours before the alert went out and 212 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
- 20 J/kg
- Mixed-layer CIN
- -36 J/kg
- Mixed-layer LCL
- 643 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 141 m²/s²
- 0-3 km storm-relative helicity
- 140 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
092
WFUS54 KMOB 181553
TORMOB
FLC091-181645-
/O.NEW.KMOB.TO.W.0071.121018T1553Z-121018T1645Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1053 AM CDT THU OCT 18 2012
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHERN OKALOOSA COUNTY IN NORTHWEST FLORIDA...
* UNTIL 1145 AM CDT
* AT 1049 AM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
TORNADO WAS LOCATED 4 MILES SOUTHWEST OF MARY ESTHER...OR 7 MILES
SOUTHWEST OF CINCO BAYOU...MOVING NORTHEAST AT 15 MPH.
* LOCATIONS IMPACTED INCLUDE...
OCEAN CITY... FORT WALTON BEACH... SHALIMAR...
LAKE LORRAINE... CINCO BAYOU... WRIGHT...
VALPARAISO... NICEVILLE... MARY ESTHER...
LAT...LON 3039 8659 3038 8679 3044 8680 3057 8639
3045 8640 3044 8642 3048 8646 3045 8649
3042 8659 3040 8658 3040 8653 3042 8649
3042 8644 3041 8640 3038 8639 3037 8640
TIME...MOT...LOC 1553Z 245DEG 11KT 3037 8670
$$1 follow-up statement
218
WWUS54 KMOB 181610
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1110 AM CDT THU OCT 18 2012
FLC091-181620-
/O.CAN.KMOB.TO.W.0071.000000T0000Z-121018T1645Z/
OKALOOSA FL-
1110 AM CDT THU OCT 18 2012
...THE TORNADO WARNING HAS BEEN CANCELLED FOR SOUTHERN OKALOOSA
COUNTY...
AT 1107 AM CDT...THE STORM THAT PROMPTED THE WARNING FOR SOUTHERN
OKALOOSA COUNTY HAS WEAKENED...THUS THE TORNADO WARNING HAS BEEN
CANCELLED.
LAT...LON 3039 8659 3038 8679 3044 8680 3057 8639
3045 8640 3044 8642 3048 8646 3045 8649
3042 8659 3040 8658 3040 8653 3042 8649
3042 8644 3041 8640 3038 8639 3037 8640
TIME...MOT...LOC 1610Z 245DEG 11KT 3039 8665
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 18, 5:55 AM CDT | Fire Weather Watch | MOB | 9 hr | |
| Oct 18, 2:28 PM CDT | Red Flag Warning | MOB | 29 hr |
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.