Alert archive / Florida / Tornado Warnings in 2012
Tornado Warning 55, NWS Tallahassee, FL
NWS Tallahassee, FL issued this tornado warning at Aug 30, 2012, 2:31 AM CDT for Walton County, Florida. It was in force for 29 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
- Aug 30, 2012, 2:31 AM CDT (07:31 UTC)
- Expired
- Aug 30, 2012, 3:00 AM CDT
- In force
- 29 min
- Issued by
- NWS Tallahassee, FL
- Area
- Storm-based polygon
County Walton County, FL
The radar
The Eglin Afb radar (KEVX), 51 km from the middle of the area, began a volume at 07:35 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 00:00Z, 7.5 hours before the alert went out and 195 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
- 837 J/kg
- Mixed-layer CIN
- -21 J/kg
- Mixed-layer LCL
- 603 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 160 m²/s²
- 0-3 km storm-relative helicity
- 116 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 2.4
The text
As transmitted, in the capitals the NWS used until 2016.
820 WFUS52 KTAE 300731 TORTAE FLC131-300800- /O.NEW.KTAE.TO.W.0055.120830T0731Z-120830T0800Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE TALLAHASSEE FL 231 AM CDT THU AUG 30 2012 THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A * TORNADO WARNING FOR... NORTH CENTRAL WALTON COUNTY IN THE PANHANDLE OF FLORIDA... * UNTIL 300 AM CDT * AT 225 AM CDT...A TORNADO HAS BEEN DETECTED BY THE NATIONAL WEATHER SERVICE NEAR CANEY CREEK...OR NEAR LIBERTY...MOVING NORTH AT 35 MPH. THIS HAS BEEN A PERSISTENTLY STRONG STORM ON RADAR... AND SHOWS NO SIGNS OF WEAKENING AT THIS TIME. * OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO LAKEWOOD AND NATURAL BRIDGE PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE COVER NOW! LEAVE MOBILE HOMES AND VEHICLES FOR SAFER STRUCTURES. MOVE TO A HALLWAY OR CLOSET ON THE LOWEST FLOOR AWAY FROM WINDOWS AND OUTSIDE WALLS. HEAVY RAINFALL MAY OBSCURE THIS TORNADO. IF YOU WAIT TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE! && LAT...LON 3099 8629 3099 8619 3083 8621 3083 8625 TIME...MOT...LOC 0728Z 181DEG 28KT 3086 8623 $$ 17-GOULD
1 follow-up statement
340 WWUS52 KTAE 300755 SVSTAE SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 255 AM CDT THU AUG 30 2012 FLC131-300804- /O.EXP.KTAE.TO.W.0055.000000T0000Z-120830T0800Z/ WALTON FL- 255 AM CDT THU AUG 30 2012 ...THE TORNADO WARNING FOR NORTH CENTRAL WALTON COUNTY WILL EXPIRE AT 300 AM CDT... THE STORM WHICH WAS LIKELY PRODUCING A TORNADO HAS NOW MOVED NORTHWARD OUT OF WALTON COUNTY. LAT...LON 3099 8629 3099 8619 3083 8621 3083 8625 TIME...MOT...LOC 0754Z 181DEG 28KT 3106 8623 $$ 17-GOULD
The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 30, 1:49 AM CDT | Tornado Warning | TAE | Walton | 26 min |
| Aug 30, 1:59 AM CDT | Tornado Warning | TAE | Walton | 31 min |
| Aug 30, 3:55 AM CDT | Special Marine Warning | TAE | 35 min | |
| Aug 30, 4:07 AM CDT | Tornado Warning | TAE | Walton | 23 min |
| Aug 30, 4:37 AM CDT | Tornado Warning | TAE | Walton | 43 min |
| Aug 30, 6:02 AM CDT | Tornado Warning | TAE | Bay, Washington | 28 min |
| Aug 30, 9:17 AM CDT | Special Weather Statement | TAE | Walton | 28 min |
| Aug 30, 9:28 AM CDT | Tornado Warning | TAE | Walton | 32 min |
| Aug 30, 10:53 AM CDT | Special Marine Warning | TAE | 22 min | |
| Aug 30, 10:56 AM CDT | Special Weather Statement | TAE | Walton | 34 min |
| Aug 30, 12:05 PM CDT | Special Marine Warning | TAE | 40 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.