Alert archive / Florida / Tornado Warnings in 2012
Tornado Warning 102, NWS Mobile, AL
NWS Mobile, AL issued this tornado warning at Dec 20, 2012, 9:00 AM CST for Escambia County, Santa Rosa County, Florida. It was in force for 60 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
- Dec 20, 2012, 9:00 AM CST (15:00 UTC)
- Expired
- Dec 20, 2012, 10:00 AM CST
- In force
- 60 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
Counties Escambia County, FL, Santa Rosa County, FL
The radar
The Mobile radar (KMOB), 112 km from the middle of the area, began a volume at 15:00 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 |
|---|---|---|---|
| Dec 20, 4:23 AM CST | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 3.0 hours before the alert went out and 250 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
- 1181 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 506 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 275 m²/s²
- 0-3 km storm-relative helicity
- 310 m²/s²
- Significant tornado parameter
- 2.0
- Supercell composite
- 9.6
The text
As transmitted, in the capitals the NWS used until 2016.
465
WFUS54 KMOB 201500
TORMOB
FLC033-113-201600-
/O.NEW.KMOB.TO.W.0102.121220T1500Z-121220T1600Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
900 AM CST THU DEC 20 2012
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHEASTERN ESCAMBIA COUNTY IN NORTHWEST FLORIDA...
SOUTHERN SANTA ROSA COUNTY IN NORTHWEST FLORIDA...
* UNTIL 1000 AM CST
* AT 856 AM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
TORNADO WAS LOCATED 5 MILES SOUTH OF ORANGE BEACH...OR 9 MILES
SOUTHWEST OF PERDIDO BEACH...MOVING NORTHEAST AT 45 MPH.
* LOCATIONS IMPACTED INCLUDE...
PENSACOLA INTERNATIONAL AIRPORT... TIGER POINT...
ROEVILLE... PEA RIDGE... MULAT...
FLORIDATOWN... ORIOLE BEACH... MILTON...
GULF BREEZE...
THIS INCLUDES INTERSTATE 10 BETWEEN MILE MARKERS 10 AND 34.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A TORNADO WATCH REMAINS IN EFFECT UNTIL NOON CST THURSDAY FOR
SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST MISSISSIPPI.
&&
LAT...LON 3073 8699 3052 8682 3043 8697 3045 8695
3050 8703 3054 8703 3043 8710 3051 8710
3057 8717 3047 8715 3038 8726 3033 8726
3034 8717 3041 8709 3041 8700 3035 8714
3035 8711 3032 8714 3027 8755
TIME...MOT...LOC 1500Z 235DEG 37KT 3025 8753
$$1 follow-up statement
779
WWUS54 KMOB 201558
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
958 AM CST THU DEC 20 2012
FLC033-113-201607-
/O.EXP.KMOB.TO.W.0102.000000T0000Z-121220T1600Z/
SANTA ROSA FL-ESCAMBIA FL-
958 AM CST THU DEC 20 2012
...THE TORNADO WARNING WILL BE ALLOWED TO EXPIRE FOR SOUTHEASTERN
ESCAMBIA AND SOUTHERN SANTA ROSA COUNTIES...
AT 956 AM CST...THE STORM THAT PROMPTED THE WARNING FOR SOUTHEASTERN
ESCAMBIA AND SOUTHERN SANTA ROSA COUNTIES HAS SIGNIFICANTLY WEAKENED
...THUS THE TORNADO WARNING WILL BE ALLOWED TO EXPIRE AT 1000 AM
CST.
A STORM OVER EXTREME EASTERN SANTA ROSA COUNTY IS BEING MONITORED
CLOSELY. IF ROTATION REDEVELOPS...ADDITIONAL WARNINGS MAY BE ISSUED.
A TORNADO WATCH REMAINS IN EFFECT UNTIL NOON CST THURSDAY FOR
SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST MISSISSIPPI.
LAT...LON 3073 8699 3052 8682 3043 8697 3045 8695
3050 8703 3054 8703 3043 8710 3051 8710
3057 8717 3047 8715 3038 8726 3033 8726
3034 8717 3041 8709 3041 8700 3035 8714
3035 8711 3032 8714 3027 8755
TIME...MOT...LOC 1557Z 235DEG 37KT 3059 8697
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 20, 7:52 AM CST | Tornado Warning | MOB | Escambia | 53 min |
| Dec 20, 8:27 AM CST | Tornado Warning | MOB | Escambia, Okaloosa, Santa Rosa | 63 min |
| Dec 20, 8:29 AM CST | Tornado Warning | MOB | Okaloosa, Santa Rosa | 46 min |
| Dec 20, 8:41 AM CST | Tornado Warning | MOB | Escambia, Okaloosa, Santa Rosa | 64 min |
| Dec 20, 9:11 AM CST | Tornado Warning | MOB | Okaloosa, Santa Rosa | 25 min |
| Dec 20, 9:25 AM CST | Tornado Warning | MOB | Okaloosa | 55 min |
| Dec 20, 9:43 AM CST | Tornado Warning | MOB | Okaloosa, Santa Rosa | 62 min |
| Dec 20, 10:19 AM CST | Areal Flood Advisory | MOB | Escambia, Okaloosa, Santa Rosa | 3 hr |
| Dec 20, 2:19 PM CST | Red Flag Warning | MOB | 27 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.