Alert archive / Florida / Tornado Warnings in 2012
Tornado Warning 20, NWS Jacksonville, FL
NWS Jacksonville, FL issued this tornado warning at Jun 25, 2012, 8:05 AM EDT for Duval County, Nassau County, Florida; Camden County, Georgia. It was in force for 20 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
- Jun 25, 2012, 8:05 AM EDT (12:05 UTC)
- Expired
- Jun 25, 2012, 8:25 AM EDT
- In force
- 20 min
- Issued by
- NWS Jacksonville, FL
- Area
- Storm-based polygon
Counties Duval County, FL, Nassau County, FL, Camden County, GA
The radar
The Jacksonville radar (KJAX), 29 km from the middle of the area, began a volume at 12:08 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
Cape Canaveral, FL (KXMR), launched 12:00Z, 0.1 hours before the alert went out and 257 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
- 628 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 784 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 169 m²/s²
- 0-3 km storm-relative helicity
- 120 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 7.1
The text
As transmitted, in the capitals the NWS used until 2016.
247
WFUS52 KJAX 251205
TORJAX
FLC031-089-GAC039-251245-
/O.NEW.KJAX.TO.W.0020.120625T1205Z-120625T1245Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSONVILLE FL
805 AM EDT MON JUN 25 2012
THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHEASTERN CAMDEN COUNTY IN SOUTHEAST GEORGIA
NORTHEASTERN DUVAL COUNTY IN NORTHEAST FLORIDA
EASTERN NASSAU COUNTY IN NORTHEAST FLORIDA
* UNTIL 845 AM EDT
* AT 806 AM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE
TRACKING A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR
TALBOT ISLAND...MOVING NORTH AT 25 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
AMELIA CITY...FERNANDINA BEACH...DUNGENESS AND KINGS BAY BASE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR
HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER
YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
REPORT SEVERE WEATHER OR DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY
OR YOUR COUNTY EMERGENCY MANAGEMENT.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 PM EDT MONDAY AFTERNOON
FOR NORTHEASTERN FLORIDA.
&&
LAT...LON 3046 8148 3085 8155 3083 8142 3080 8145
3075 8145 3072 8144 3070 8142 3060 8144
3052 8142 3051 8144 3049 8141 3045 8141
TIME...MOT...LOC 1206Z 181DEG 22KT 3054 8143
$$
SHASHY2 follow-up statements
731
WWUS52 KJAX 251216
SVSJAX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
816 AM EDT MON JUN 25 2012
FLC031-251226-
/O.CAN.KJAX.TO.W.0020.000000T0000Z-120625T1245Z/
DUVAL FL-
816 AM EDT MON JUN 25 2012
...THE TORNADO WARNING FOR NORTHEASTERN DUVAL COUNTY IS CANCELLED...
REPORT SEVERE WEATHER OR DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY
OR YOUR COUNTY EMERGENCY MANAGEMENT.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 PM EDT MONDAY AFTERNOON
FOR NORTHEASTERN FLORIDA.
LAT...LON 3057 8148 3074 8147 3078 8145 3075 8145
3072 8144 3070 8142 3060 8144 3056 8143
TIME...MOT...LOC 1216Z 181DEG 22KT 3060 8143
$$
FLC089-GAC039-251245-
/O.CON.KJAX.TO.W.0020.000000T0000Z-120625T1245Z/
CAMDEN GA-NASSAU FL-
816 AM EDT MON JUN 25 2012
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 AM EDT FOR EXTREME
EASTERN NASSAU AND EXTREME SOUTHEASTERN CAMDEN COUNTIES...
AT 816 AM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
TRACK A TORNADO VERY NEAR THE BEACH THIS TORNADO WAS LOCATED CLOSE
TO AMELIA CITY...OR NEAR FERNANDINA BEACH...MOVING NORTH AT 25 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
FERNANDINA BEACH.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR
HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER
YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
REPORT SEVERE WEATHER OR DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY
OR YOUR COUNTY EMERGENCY MANAGEMENT.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 PM EDT MONDAY AFTERNOON
FOR NORTHEASTERN FLORIDA.
&&
LAT...LON 3057 8148 3074 8147 3078 8145 3075 8145
3072 8144 3070 8142 3060 8144 3056 8143
TIME...MOT...LOC 1216Z 181DEG 22KT 3060 8143
$$
SHASHY381
WWUS52 KJAX 251225
SVSJAX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
825 AM EDT MON JUN 25 2012
FLC089-GAC039-251232-
/O.CAN.KJAX.TO.W.0020.000000T0000Z-120625T1245Z/
CAMDEN GA-NASSAU FL-
825 AM EDT MON JUN 25 2012
...THIS TORNADO WARNING HAS BEEN REPLACED BY EASTERN NASSAU AND
SOUTHEASTERN CAMDEN COUNTIES AND THEREFORE IS CANCELLED...
REPORT SEVERE WEATHER OR DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY
OR YOUR COUNTY EMERGENCY MANAGEMENT.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 PM EDT MONDAY AFTERNOON
FOR NORTHEASTERN FLORIDA.
LAT...LON 3057 8148 3074 8147 3078 8145 3075 8145
3072 8144 3070 8142 3060 8144 3056 8143
TIME...MOT...LOC 1222Z 181DEG 22KT 3064 8143
$$
SHASHYThe office that day
Everything else NWS Jacksonville, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 24, 9:23 PM EDT | Special Weather Statement | JAX | Marion | 37 min |
| Jun 24, 9:31 PM EDT | Severe Thunderstorm Warning | JAX | Marion | 24 min |
| Jun 24, 10:29 PM EDT | Special Weather Statement | JAX | Alachua, Gilchrist | 46 min |
| Jun 24, 10:38 PM EDT | Areal Flood Warning | JAX | Alachua, Gilchrist, Marion, Putnam | 3 hr |
| Jun 24, 11:00 PM EDT | Special Weather Statement | JAX | Marion | 45 min |
| Jun 24, 11:04 PM EDT | Special Marine Warning | JAX | 56 min | |
| Jun 24, 11:15 PM EDT | Special Weather Statement | JAX | Marion | 45 min |
| Jun 24, 11:20 PM EDT | River Flood Warning | JAX | Alachua, Bradford, Columbia, Gilchrist, Suwannee, Union | 19 days |
| Jun 24, 11:25 PM EDT | River Flood Warning | JAX | Baker, Nassau | 15 days |
| Jun 24, 11:40 PM EDT | Special Weather Statement | JAX | Flagler | 50 min |
| Jun 24, 11:43 PM EDT | Special Weather Statement | JAX | Alachua | 47 min |
| Jun 24, 11:46 PM EDT | Special Weather Statement | JAX | Putnam | 44 min |
| Jun 25, 12:26 AM EDT | Special Weather Statement | JAX | Saint Johns | 34 min |
| Jun 25, 12:31 AM EDT | Special Weather Statement | JAX | Clay, Putnam | 44 min |
| Jun 25, 12:37 AM EDT | Areal Flood Warning | JAX | Alachua, Bradford, Clay, Marion, Putnam, Union | 3 hr |
| Jun 25, 12:39 AM EDT | Special Weather Statement | JAX | Saint Johns | 51 min |
| Jun 25, 12:59 AM EDT | Special Weather Statement | JAX | Bradford | 46 min |
| Jun 25, 1:02 AM EDT | Special Weather Statement | JAX | Baker, Duval, Nassau | 58 min |
| Jun 25, 1:55 AM EDT | Areal Flood Advisory | JAX | Baker, Duval, Nassau, Saint Johns | 2 hr |
| Jun 25, 2:11 AM EDT | Special Marine Warning | JAX | 64 min | |
| Jun 25, 2:51 AM EDT | Special Weather Statement | JAX | Marion, Putnam | 39 min |
| Jun 25, 3:14 AM EDT | Special Marine Warning | JAX | 91 min | |
| Jun 25, 3:38 AM EDT | Special Weather Statement | JAX | Marion, Putnam | 52 min |
| Jun 25, 3:50 AM EDT | Rip Current Statement | JAX | Flagler, Nassau | 30 hr |
| Jun 25, 3:59 AM EDT | Areal Flood Advisory | JAX | Duval, Nassau | 2 hr |
| Jun 25, 4:12 AM EDT | Special Weather Statement | JAX | Duval | 48 min |
| Jun 25, 4:17 AM EDT | Areal Flood Advisory | JAX | Bradford, Clay, Marion, Putnam, Saint Johns | 118 min |
| Jun 25, 4:37 AM EDT | Special Weather Statement | JAX | Marion | 53 min |
| Jun 25, 4:49 AM EDT | Special Marine Warning | JAX | 116 min | |
| Jun 25, 5:02 AM EDT | Special Weather Statement | JAX | Duval | 43 min |
| Jun 25, 5:17 AM EDT | Special Weather Statement | JAX | Nassau | 43 min |
| Jun 25, 5:54 AM EDT | Areal Flood Warning | JAX | Clay, Duval, Nassau, Saint Johns | 6 hr |
| Jun 25, 6:44 AM EDT | Special Weather Statement | JAX | Duval | 46 min |
| Jun 25, 6:48 AM EDT | River Flood Warning | JAX | Clay | 4 days |
| Jun 25, 6:56 AM EDT | Severe Thunderstorm Warning | JAX | Clay, Duval, Nassau, Saint Johns | 34 min |
| Jun 25, 7:14 AM EDT | Special Weather Statement | JAX | Duval | 46 min |
| Jun 25, 7:23 AM EDT | Special Marine Warning | JAX | 2 hr | |
| Jun 25, 7:30 AM EDT | Special Weather Statement | JAX | Nassau | 45 min |
| Jun 25, 7:50 AM EDT | Severe Thunderstorm Warning | JAX | Duval, Nassau | 40 min |
| Jun 25, 8:07 AM EDT | Tornado Warning | JAX | Nassau | 38 min |
| Jun 25, 8:40 AM EDT | Special Marine Warning | JAX | 50 min | |
| Jun 25, 9:27 AM EDT | Special Marine Warning | JAX | 2 hr | |
| Jun 25, 12:27 PM EDT | River Flood Warning | JAX | Columbia, Hamilton | 15 days |
| Jun 25, 2:31 PM EDT | Special Weather Statement | JAX | Gilchrist | 44 min |
| Jun 25, 3:15 PM EDT | Special Weather Statement | JAX | Suwannee | 30 min |
| Jun 25, 3:17 PM EDT | Special Weather Statement | JAX | Baker | 43 min |
| Jun 25, 4:15 PM EDT | Areal Flood Advisory | JAX | Columbia, Hamilton, Suwannee | 90 min |
| Jun 25, 4:53 PM EDT | Special Weather Statement | JAX | Alachua | 37 min |
| Jun 25, 5:09 PM EDT | Special Weather Statement | JAX | Saint Johns | 36 min |
| Jun 25, 5:10 PM EDT | Areal Flood Warning | JAX | Hamilton, Suwannee | 110 min |
| Jun 25, 5:34 PM EDT | Special Weather Statement | JAX | Alachua | 26 min |
| Jun 25, 5:42 PM EDT | Special Marine Warning | JAX | 63 min | |
| Jun 25, 5:44 PM EDT | Wind Advisory | JAX | Gilchrist, Suwannee | 17 hr |
| Jun 25, 6:59 PM EDT | Areal Flood Warning | JAX | Columbia, Hamilton, Suwannee | 2 hr |
| Jun 25, 7:19 PM EDT | Areal Flood Advisory | JAX | Alachua, Baker, Bradford, Union | 86 min |
| Jun 25, 2:14 AM EDT | Special Weather Statement | JAX | Camden | 46 min |
| Jun 25, 5:39 AM EDT | Areal Flood Warning | JAX | Brantley, Camden, Charlton, Glynn, Pierce, Wayne | 6 hr |
| Jun 25, 6:14 AM EDT | Special Weather Statement | JAX | Camden | 46 min |
| Jun 25, 6:20 AM EDT | Tornado Warning | JAX | Camden, Glynn | 25 min |
| Jun 25, 6:47 AM EDT | Special Weather Statement | JAX | Camden, Glynn | 28 min |
| Jun 25, 8:45 AM EDT | Tornado Warning | JAX | Camden, Glynn | 45 min |
| Jun 25, 9:31 AM EDT | Severe Thunderstorm Warning | JAX | Camden, Glynn | 22 min |
| Jun 25, 2:45 PM EDT | Areal Flood Advisory | JAX | Bacon, Pierce | 90 min |
| Jun 25, 2:53 PM EDT | Special Weather Statement | JAX | Bacon | 52 min |
| Jun 25, 3:28 PM EDT | Areal Flood Advisory | JAX | Appling, Bacon, Coffee | 62 min |
| Jun 25, 3:48 PM EDT | Special Weather Statement | JAX | Appling | 42 min |
| Jun 25, 4:25 PM EDT | Special Weather Statement | JAX | Clinch | 35 min |
Nearby
Tornado Warnings in Florida, 2012Tornado Warnings in Georgia, 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.