Alert archive / Florida / Tornado Warnings in 2014

Tornado Warning 16, NWS Melbourne, FL

November 25, 2014Orange County, Osceola County, Florida

NWS Melbourne, FL issued this tornado warning at Nov 25, 2014, 3:06 PM EST for Orange County, Osceola County, Florida. It was in force for 39 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: Nov 25, 2014, 3:06 PM EST (20:06 UTC)
Expired: Nov 25, 2014, 3:45 PM EST
In force: 39 min
Issued by: NWS Melbourne, FL
Area: Storm-based polygon

Counties Orange County, FL, Osceola County, FL

The radar

The Melbourne radar (KMLB), 50 km from the middle of the area, began a volume at 20:06 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

Tampa Bay, FL (KTBW), launched 12:00Z, 8.1 hours before the alert went out and 144 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: 1213 J/kg
Mixed-layer CIN: -19 J/kg
Mixed-layer LCL: 612 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 95 m²/s²
0-3 km storm-relative helicity: 164 m²/s²
Significant tornado parameter: 0.9
Supercell composite: 5.5

Open this sounding in Storm Lab

The text

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

085 
WFUS52 KMLB 252006
TORMLB
FLC095-097-252045-
/O.NEW.KMLB.TO.W.0016.141125T2006Z-141125T2045Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
306 PM EST TUE NOV 25 2014

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN ORANGE COUNTY IN FLORIDA...
  NORTHEASTERN OSCEOLA COUNTY IN FLORIDA...

* UNTIL 345 PM EST.

* AT 304 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 8 MILES
  SOUTHWEST OF HARMONY...OR 9 MILES SOUTH OF SAINT CLOUD...MOVING
  NORTHEAST AT 30 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  ALLIGATOR LAKE AND PINE GROVE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A STRONG BUILDING ON
THE LOWEST FLOOR...IN AN INTERIOR ROOM SUCH AS A BATHROOM OR CLOSET.
KEEP AWAY FROM WINDOWS. GET UNDER A WORKBENCH OR OTHER PIECE OF
STURDY FURNITURE. USE BLANKETS OR PILLOWS TO COVER YOUR BODY.

EVACUATE MOBILE HOMES OR VEHICLES FOR MORE SUBSTANTIAL SHELTER.

&&

LAT...LON 2846 8112 2846 8099 2833 8089 2807 8124
      2812 8132
TIME...MOT...LOC 2006Z 218DEG 25KT 2813 8123

$$


15

2 follow-up statements

281 
WWUS52 KMLB 252017
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
317 PM EST TUE NOV 25 2014

FLC095-097-252045-
/O.CON.KMLB.TO.W.0016.000000T0000Z-141125T2045Z/
OSCEOLA-ORANGE-
317 PM EST TUE NOV 25 2014

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 345 PM EST FOR
SOUTHEASTERN ORANGE AND NORTHEASTERN OSCEOLA COUNTIES...

AT 314 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED 3 MILES SOUTHWEST OF 
HARMONY...OR 8 MILES SOUTHEAST OF SAINT CLOUD...MOVING NORTHEAST AT 
30 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO 
HARMONY...ALLIGATOR LAKE AND PINE GROVE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

HEAVY RAINFALL MAY OBSCURE THIS TORNADO. TAKE COVER NOW! IF YOU WAIT 
TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE.

&&

LAT...LON 2812 8120 2815 8124 2846 8112 2846 8099
      2833 8089
TIME...MOT...LOC 2016Z 218DEG 25KT 2818 8118

$$


15

092 
WWUS52 KMLB 252048
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
348 PM EST TUE NOV 25 2014

FLC095-097-252055-
/O.EXP.KMLB.TO.W.0016.000000T0000Z-141125T2045Z/
OSCEOLA-ORANGE-
348 PM EST TUE NOV 25 2014

...THE TORNADO WARNING FOR SOUTHEASTERN ORANGE AND NORTH CENTRAL
OSCEOLA COUNTIES HAS EXPIRED...

NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED ROTATION WITH THE 
STORM ACROSS NORTHEAST OSCEOLA COUNTY HAD WEAKENED. THE TORNADO 
WARNING HAS BEEN ALLOWED TO EXPIRE. 

THE ENVIRONMENT REMAINS FAVORABLE FOR STORMS TO DEVELOP WITH 
ROTATION LATE THIS AFTERNOON AND EVENING ACROSS OSCEOLA...SOUTHEAST 
ORANGE AND BREVARD COUNTIES. 

LAT...LON 2812 8120 2815 8124 2846 8112 2846 8099
      2833 8089
TIME...MOT...LOC 2045Z 218DEG 25KT 2834 8104

$$





15

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 25, 4:48 AM EST	Small Craft Advisory	MLB		4 days
Nov 25, 6:29 AM EST	Areal Flood Advisory	MLB	Brevard, Orange, Osceola, Volusia	91 min
Nov 25, 9:15 AM EST	Special Weather Statement	MLB	Orange	45 min
Nov 25, 9:47 AM EST	Tornado Warning	MLB	Orange, Osceola	29 min
Nov 25, 10:01 AM EST	Special Weather Statement	MLB	Orange, Seminole	44 min
Nov 25, 10:41 AM EST	Special Weather Statement	MLB	Seminole	49 min
Nov 25, 11:21 AM EST	Flood Watch	MLB	Lake, Orange, Osceola, Seminole, Volusia	25 hr
Nov 25, 11:38 AM EST	Areal Flood Advisory	MLB	Seminole, Volusia	3 hr
Nov 25, 1:54 PM EST	Areal Flood Warning	MLB	Seminole, Volusia	3 hr
Nov 25, 3:12 PM EST	Severe Thunderstorm Warning	MLB	Orange, Seminole	25 min
Nov 25, 4:10 PM EST	Areal Flood Advisory	MLB	Brevard, Orange, Osceola	80 min
Nov 25, 4:26 PM EST	Special Weather Statement	MLB	Volusia	34 min
Nov 25, 4:37 PM EST	Special Marine Warning	MLB		53 min
Nov 25, 4:50 PM EST	Areal Flood Warning	MLB	Seminole, Volusia	4 hr
Nov 25, 5:13 PM EST	Special Marine Warning	MLB		2 hr
Nov 25, 5:37 PM EST	Areal Flood Warning	MLB	Brevard, Orange, Osceola	4 hr
Nov 25, 5:51 PM EST	Areal Flood Advisory	MLB	Lake	3 hr

Nearby

Tornado Warnings in Florida, 2014 Every tornado warning in 2014 Tornadoes in 2014

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.