Alert archive / Florida / Tornado Warnings in 2011

Tornado Warning 2, NWS Jacksonville, FL

January 25, 2011Alachua County, Marion County, Florida

NWS Jacksonville, FL issued this tornado warning at Jan 25, 2011, 4:15 PM EST for Alachua County, Marion County, Florida. It was in force for 30 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: Jan 25, 2011, 4:15 PM EST (21:15 UTC)
Expired: Jan 25, 2011, 4:45 PM EST
In force: 30 min
Issued by: NWS Jacksonville, FL
Area: Storm-based polygon

Counties Alachua County, FL, Marion County, FL

The radar

The Jacksonville radar (KJAX), 140 km from the middle of the area, began a volume at 21:18 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
Jan 25, 2:07 PM EST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Jacksonville, FL (KJAX), launched 12:00Z, 9.3 hours before the alert went out and 142 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 16 J/kg
Mixed-layer CIN: -48 J/kg
Mixed-layer LCL: 606 m above ground
0-6 km bulk shear: 61 kt
0-1 km storm-relative helicity: 189 m²/s²
0-3 km storm-relative helicity: 281 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

640 
WFUS52 KJAX 252115
TORJAX
FLC001-083-252145-
/O.NEW.KJAX.TO.W.0002.110125T2115Z-110125T2145Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSONVILLE FL
415 PM EST TUE JAN 25 2011

THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  EXTREME SOUTHEASTERN ALACHUA COUNTY IN NORTHERN FLORIDA
  MARION COUNTY IN NORTHERN FLORIDA

* UNTIL 445 PM EST

* AT 415 PM EST...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE
  TRACKING A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 7
  MILES SOUTHEAST OF RAINBOW LAKES ESTATES...MOVING NORTHEAST AT 40
  MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO OCALA
  AIRPORT...OCALA...ANTHONY...SPARR...FORT MCCOY AND CITRA.

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 900 PM EST TUESDAY EVENING
FOR NORTHEASTERN FLORIDA.

&&

LAT...LON 2949 8207 2929 8180 2902 8236 2914 8248
TIME...MOT...LOC 2115Z 226DEG 33KT 2912 8233

$$

ENYEDI

2 follow-up statements

985 
WWUS52 KJAX 252124
SVSJAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
424 PM EST TUE JAN 25 2011

FLC001-083-252145-
/O.CON.KJAX.TO.W.0002.000000T0000Z-110125T2145Z/
ALACHUA FL-MARION FL-
424 PM EST TUE JAN 25 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM EST FOR MARION
AND EXTREME SOUTHEASTERN ALACHUA COUNTIES...

AT 424 PM EST...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM WITH STRONG ROTATION.  THIS TORNADO WAS LOCATED
NEAR OCALA AIRPORT...OR 9 MILES EAST OF RAINBOW LAKES ESTATES...
MOVING NORTHEAST AT 40 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO OCALA
AIRPORT...OCALA...LOWELL...ANTHONY...REDDICK...SPARR...FORT MCCOY...
CITRA AND BURBANK.

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 900 PM EST TUESDAY EVENING
FOR NORTHEASTERN FLORIDA.

&&

LAT...LON 2920 8241 2949 8207 2929 8180 2904 8231
TIME...MOT...LOC 2124Z 226DEG 33KT 2918 8226

$$

ENYEDI

591 
WWUS52 KJAX 252137
SVSJAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
437 PM EST TUE JAN 25 2011

FLC001-083-252145-
/O.CON.KJAX.TO.W.0002.000000T0000Z-110125T2145Z/
ALACHUA FL-MARION FL-
437 PM EST TUE JAN 25 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM EST FOR CENTRAL
MARION AND EXTREME SOUTHEASTERN ALACHUA COUNTIES...

AT 437 PM EST...A TORNADO WAS REPORTED.  THIS TORNADO WAS LOCATED
NEAR ANTHONY...OR 8 MILES NORTH OF OCALA...MOVING NORTHEAST AT 40
MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
SPARR...BURBANK...FORT MCCOY AND CITRA.

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 900 PM EST TUESDAY EVENING
FOR NORTHEASTERN FLORIDA.

&&

LAT...LON 2933 8225 2949 8207 2934 8186 2920 8212
TIME...MOT...LOC 2137Z 220DEG 33KT 2931 8212

$$

ENYEDI

The office that day

Everything else NWS Jacksonville, FL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jan 25, 1:57 PM EST	Special Weather Statement	JAX	Gilchrist	33 min
Jan 25, 2:38 PM EST	Special Weather Statement	JAX	Gilchrist	22 min
Jan 25, 2:58 PM EST	Special Weather Statement	JAX	Columbia, Gilchrist	32 min
Jan 25, 3:24 PM EST	Special Weather Statement	JAX	Alachua, Baker, Bradford, Union	36 min
Jan 25, 3:44 PM EST	Areal Flood Advisory	JAX	Alachua, Baker, Bradford, Clay, Columbia, Duval and 3 more	91 min
Jan 25, 3:49 PM EST	Special Weather Statement	JAX	Alachua	26 min
Jan 25, 3:53 PM EST	Special Weather Statement	JAX	Bradford, Clay	37 min
Jan 25, 4:10 PM EST	Tornado Warning	JAX	Clay, Duval, Saint Johns	50 min
Jan 25, 4:11 PM EST	Special Weather Statement	JAX	Marion	34 min
Jan 25, 4:28 PM EST	Tornado Warning	JAX	Marion	47 min
Jan 25, 4:31 PM EST	Special Weather Statement	JAX	Saint Johns	44 min
Jan 25, 4:36 PM EST	Severe Thunderstorm Warning	JAX	Alachua, Marion, Putnam	39 min
Jan 25, 4:39 PM EST	Tornado Warning	JAX	Saint Johns	36 min
Jan 25, 4:41 PM EST	Areal Flood Advisory	JAX	Alachua, Marion, Putnam	94 min
Jan 25, 4:55 PM EST	Special Marine Warning	JAX		95 min
Jan 25, 5:01 PM EST	Special Weather Statement	JAX	Putnam, Saint Johns	44 min
Jan 25, 5:16 PM EST	Special Weather Statement	JAX	Flagler	44 min
Jan 25, 5:43 PM EST	Tornado Warning	JAX	Flagler	36 min
Jan 25, 6:30 PM EST	Special Marine Warning	JAX		60 min

Nearby

Tornado Warnings in Florida, 2011 Every tornado warning in 2011 Tornadoes in 2011

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.