Alert archive / Florida / Tornado Warnings in 2016

Tornado Warning 9, NWS Melbourne, FL

May 17, 2016Saint Lucie County, Florida

NWS Melbourne, FL issued this tornado warning at May 17, 2016, 3:02 PM EDT for Saint Lucie County, Florida. It was in force for 28 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
May 17, 2016, 3:02 PM EDT (19:02 UTC)
Expired
May 17, 2016, 3:30 PM EDT
In force
28 min
Issued by
NWS Melbourne, FL
Area
Storm-based polygon
Tornado
Radar indicated

County Saint Lucie County, FL

The radar

The Melbourne radar (KMLB), 76 km from the middle of the area, began a volume at 19:03 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.

What was reported inside it

TimeReportWhereRemark
May 17, 3:15 PM EDTTORNADO5 Nw Fort Pierce, FLNWS SURVEY TEAM DETERMINED THAT AN EF-0 TORNADO WITH APPROXIMATE WIND SPEEDS OF 65 TO 75 MPH TOUCHED DOWN IN A TRAILER PARK JUST WEST OF THE SAINT LUCIE COUNTY AIRPORT. THE TORNADO PRODUCED MOSTLY SUPERFICIAL WIND DAMAGE TO SEVERAL MOBILE HOMES, BLEW OVER 3-4
May 17, 3:23 PM EDTTSTM WND GST 46Saint Lucie Airport, FL

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Cape Canaveral, FL (KXMR), launched 12:00Z, 7.0 hours before the alert went out and 110 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-pSkew-T log-p diagram, Cape Canaveral, FL at 12:00Z on 2016-05-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1551 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cape Canaveral, FL at 12:00Z on 2016-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 119 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
1551 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
633 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
119 m²/s²
0-3 km storm-relative helicity
169 m²/s²
Significant tornado parameter
0.6
Supercell composite
4.8

Open this sounding in Storm Lab

The text

As transmitted.

352 
WFUS52 KMLB 171902
TORMLB
FLC111-171930-
/O.NEW.KMLB.TO.W.0009.160517T1902Z-160517T1930Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
302 PM EDT TUE MAY 17 2016

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN ST. LUCIE COUNTY IN EAST CENTRAL FLORIDA...

* UNTIL 330 PM EDT
    
* AT 302 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
  WAS LOCATED NEAR VERO BEACH...MOVING NORTHEAST AT 15 MPH.

  HAZARD...TORNADO. 

  SOURCE...RADAR INDICATED ROTATION. 

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. 
           DAMAGE TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR.  TREE 
           DAMAGE IS LIKELY. 

* THIS TORNADIC THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
  NORTHEASTERN ST. LUCIE COUNTY...INCLUDING THE FOLLOWING LOCATIONS:
  FORT PIERCE OCEAN PARK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER
AND PROTECT YOURSELF FROM FLYING DEBRIS.

MOTORISTS SHOULD NOT TAKE SHELTER UNDER HIGHWAY OVERPASSES. IF YOU
CANNOT SAFELY DRIVE AWAY FROM THE TORNADO...AS A LAST RESORT...EITHER
PARK YOUR VEHICLE AND STAY PUT...OR ABANDON YOUR VEHICLE AND LIE DOWN
IN A LOW LYING AREA AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 2745 8027 2745 8043 2756 8044 2756 8029
      2748 8026
TIME...MOT...LOC 1902Z 227DEG 12KT 2766 8033 

TORNADO...RADAR INDICATED
HAIL...<.75

$$

CRISTALDI
2 follow-up statements
440 
WWUS52 KMLB 171915
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
315 PM EDT TUE MAY 17 2016

FLC111-171930-
/O.CON.KMLB.TO.W.0009.000000T0000Z-160517T1930Z/
ST. LUCIE FL-
315 PM EDT TUE MAY 17 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM EDT FOR
NORTHEASTERN ST. LUCIE COUNTY...
    
AT 314 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR THE SAINT LUCIE COUNTY AIRPORT...MOVING EAST AT 10
MPH.

HAZARD...TORNADO. 

SOURCE...RADAR INDICATED ROTATION. 

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE 
         TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR.  TREE DAMAGE IS 
         LIKELY. 

LOCATIONS IMPACTED INCLUDE...
FORT PIERCE...INDRIO...FORT PIERCE INLET...FORT PIERCE NORTH AND SAINT
LUCIE VILLAGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER
AND PROTECT YOURSELF FROM FLYING DEBRIS.

MOTORISTS SHOULD NOT TAKE SHELTER UNDER HIGHWAY OVERPASSES. IF YOU
CANNOT SAFELY DRIVE AWAY FROM THE TORNADO...AS A LAST RESORT...EITHER
PARK YOUR VEHICLE AND STAY PUT...OR ABANDON YOUR VEHICLE AND LIE DOWN
IN A LOW LYING AREA AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 2745 8027 2745 8043 2756 8044 2756 8029
      2748 8026
TIME...MOT...LOC 1914Z 227DEG 12KT 2769 8030 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

CRISTALDI
888 
WWUS52 KMLB 171930
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
330 PM EDT TUE MAY 17 2016

FLC111-171938-
/O.EXP.KMLB.TO.W.0009.000000T0000Z-160517T1930Z/
ST. LUCIE FL-
330 PM EDT TUE MAY 17 2016

...THE TORNADO WARNING FOR NORTHEASTERN ST. LUCIE COUNTY WILL EXPIRE
AT 330 PM EDT...
                
ROTATION WITH THE STORM WHICH PROMPTED THE TORNADO WARNING HAS
WEAKENED...AND THUS THE NO LONGER APPEARS CAPABLE OF PRODUCING A
TORNADO. THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE.

HOWEVER...FUNNEL CLOUDS WILL STILL BE POSSIBLE WITH THIS STORM, AND
TORRENTIAL RAINFALL WILL CONTINUE.

LAT...LON 2745 8027 2745 8043 2756 8044 2756 8029
      2748 8026
TIME...MOT...LOC 1927Z 227DEG 12KT 2769 8030 

$$

CRISTALDI

The office that day

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

IssuedProductOfficeCountiesLasted
May 17, 12:50 PM EDTSpecial Weather StatementMLBOrange55 min
May 17, 1:21 PM EDTSpecial Weather StatementMLBBrevard54 min
May 17, 1:28 PM EDTSpecial Marine WarningMLB62 min
May 17, 1:48 PM EDTSpecial Weather StatementMLBIndian River42 min
May 17, 2:00 PM EDTAreal Flood AdvisoryMLBBrevard, Indian River, Saint Lucie2 hr
May 17, 2:19 PM EDTSpecial Marine WarningMLB56 min
May 17, 2:21 PM EDTSpecial Weather StatementMLBIndian River39 min
May 17, 2:41 PM EDTTornado WarningMLBIndian River34 min
May 17, 2:43 PM EDTAreal Flood WarningMLBIndian River92 min
May 17, 2:59 PM EDTTornado WarningMLBIndian River, Saint Lucie31 min
May 17, 3:10 PM EDTSpecial Weather StatementMLBOkeechobee50 min
May 17, 3:11 PM EDTSpecial Weather StatementMLBMartin, Saint Lucie64 min
May 17, 3:18 PM EDTSpecial Marine WarningMLB87 min
May 17, 3:27 PM EDTSpecial Marine WarningMLB93 min
May 17, 3:38 PM EDTSevere Thunderstorm WarningMLBMartin, Okeechobee, Saint Lucie25 min
May 17, 3:47 PM EDTAreal Flood WarningMLBSaint Lucie118 min
May 17, 3:51 PM EDTSpecial Weather StatementMLBOsceola54 min
May 17, 4:01 PM EDTSpecial Weather StatementMLBIndian River, Saint Lucie59 min
May 17, 4:13 PM EDTAreal Flood WarningMLBIndian River3 hr
May 17, 4:18 PM EDTSpecial Weather StatementMLBVolusia57 min
May 17, 4:39 PM EDTSpecial Weather StatementMLBLake51 min
May 17, 4:41 PM EDTSpecial Marine WarningMLB94 min
May 17, 4:51 PM EDTSpecial Weather StatementMLBOsceola39 min
May 17, 5:06 PM EDTSpecial Weather StatementMLBOrange39 min
May 17, 5:15 PM EDTSpecial Weather StatementMLBFlagler45 min
May 17, 5:30 PM EDTSpecial Marine WarningMLB90 min
May 17, 5:40 PM EDTAreal Flood AdvisoryMLBLake, Orange, Seminole, Volusia95 min
May 17, 5:44 PM EDTAreal Flood WarningMLBSaint Lucie2 hr
May 17, 5:47 PM EDTSpecial Weather StatementMLBVolusia43 min
May 17, 6:02 PM EDTSpecial Weather StatementMLBSaint Lucie58 min
May 17, 6:25 PM EDTSpecial Weather StatementMLBVolusia50 min
May 17, 6:27 PM EDTSpecial Marine WarningMLB63 min
May 17, 6:45 PM EDTSpecial Weather StatementMLBLake60 min
May 17, 7:06 PM EDTSpecial Marine WarningMLB84 min
May 17, 7:16 PM EDTAreal Flood AdvisoryMLBIndian River4 hr
May 17, 7:27 PM EDTSpecial Weather StatementMLBOrange63 min
May 17, 7:36 PM EDTSpecial Weather StatementMLBVolusia54 min
May 17, 7:45 PM EDTAreal Flood AdvisoryMLBSaint Lucie4 hr

Nearby

Tornado Warnings in Florida, 2016Every tornado warning in 2016Tornadoes in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.