Alert archive / Florida / Tornado Warnings in 2016

Tornado Warning 14, NWS Melbourne, FL

September 1, 2016Orange County, Seminole County, Florida

NWS Melbourne, FL issued this tornado warning at Sep 1, 2016, 9:02 PM EDT for Orange County, Seminole County, Florida. It was in force for 28 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
Sep 1, 2016, 9:02 PM EDT (01:02 UTC)
Expired
Sep 1, 2016, 9:30 PM EDT
In force
28 min
Issued by
NWS Melbourne, FL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

Counties Orange County, FL, Seminole County, FL

The radar

The Melbourne radar (KMLB), 96 km from the middle of the area, began a volume at 01:05 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.

IssuedProductOfficeLasted
Sep 1, 2:50 PM EDTTornado WatchSPC8 hr

The nearest sounding before it

Cape Canaveral, FL (KXMR), launched 00:00Z, 1.0 hours before the alert went out and 97 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 00:00Z on 2016-09-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1297 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 00:00Z on 2016-09-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 223 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
1297 J/kg
Mixed-layer CIN
-29 J/kg
Mixed-layer LCL
853 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
223 m²/s²
0-3 km storm-relative helicity
257 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.1

Open this sounding in Storm Lab

The text

As transmitted.

483 
WFUS52 KMLB 020102
TORMLB
FLC095-117-020130-
/O.NEW.KMLB.TO.W.0014.160902T0102Z-160902T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
902 PM EDT THU SEP 1 2016

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A

* TORNADO WARNING FOR...
  WESTERN ORANGE COUNTY IN EAST CENTRAL FLORIDA...
  SOUTHWESTERN SEMINOLE COUNTY IN EAST CENTRAL FLORIDA...

* UNTIL 930 PM EDT
    
* AT 902 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED OVER WINDERMERE...MOVING NORTH AT 35 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 DANGEROUS STORM WILL BE NEAR...
  OCOEE AND WINTER GARDEN AROUND 910 PM EDT. 
  APOPKA...ZELLWOOD AND WEKIWA SPRINGS STATE PARK AROUND 930 PM EDT. 

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
EATONVILLE.

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 OR IN
A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 2842 8144 2842 8162 2877 8161 2878 8134
TIME...MOT...LOC 0102Z 188DEG 32KT 2849 8156 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

DWS
1 follow-up statement
249 
WWUS52 KMLB 020125
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
925 PM EDT THU SEP 1 2016

FLC095-117-020130-
/O.CON.KMLB.TO.W.0014.000000T0000Z-160902T0130Z/
ORANGE FL-SEMINOLE FL-
925 PM EDT THU SEP 1 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 930 PM EDT FOR WESTERN
ORANGE AND SOUTHWESTERN SEMINOLE COUNTIES...
    
AT 922 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED OVER WEKIWA SPRINGS STATE PARK...OR OVER APOPKA...MOVING
NORTH AT 45 TO 50 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 AREAS OF WESTERN ORANGE
AND SOUTHWESTERN SEMINOLE COUNTIES...INCLUDING THE FOLLOWING
LOCATIONS: EATONVILLE.

ANOTHER CIRCULATION WAS FORMING NEAR DOCTOR PHILLIPS AND WAS MOVING
NORTH. A NEW WARNING MAY BE NEEDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORNADOES ARE EXTREMELY DIFFICULT TO SEE AND CONFIRM AT NIGHT. DO NOT
WAIT TO SEE OR HEAR THE TORNADO.

&&

LAT...LON 2842 8144 2842 8162 2877 8161 2878 8134
TIME...MOT...LOC 0122Z 193DEG 42KT 2870 8148 

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

$$

DWS

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 1, 8:09 PM EDTSpecial Weather StatementMLBLake66 min
Sep 1, 8:28 PM EDTTornado WarningMLBLake32 min
Sep 1, 8:34 PM EDTTornado WarningMLBLake, Orange26 min
Sep 1, 9:05 PM EDTSpecial Weather StatementMLBOrange55 min
Sep 2, 4:39 AM EDTSpecial Weather StatementMLBLake51 min
Sep 2, 5:30 AM EDTSpecial Weather StatementMLBLake, Orange, Seminole, Volusia60 min
Sep 2, 5:36 AM EDTSevere Thunderstorm WarningMLBOrange, Osceola24 min
Sep 2, 6:32 AM EDTSpecial Weather StatementMLBLake43 min
Sep 2, 7:39 AM EDTSpecial Marine WarningMLB3 hr
Sep 2, 7:44 AM EDTSpecial Weather StatementMLBOrange46 min
Sep 2, 7:47 AM EDTLake Wind AdvisoryMLBOkeechobee, Osceola8 hr
Sep 2, 9:33 AM EDTSpecial Weather StatementMLBBrevard, Osceola57 min
Sep 2, 10:23 AM EDTSpecial Marine WarningMLB3 hr
Sep 2, 10:27 AM EDTSpecial Weather StatementMLBBrevard, Indian River, Okeechobee, Saint Lucie63 min
Sep 2, 4:18 PM EDTSpecial Weather StatementMLBSeminole42 min
Sep 2, 5:56 PM EDTSpecial Weather StatementMLBFlagler34 min
Sep 2, 6:33 PM EDTSpecial Weather StatementMLBVolusia27 min

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.