Alert archive / Florida / Tornado Warnings in 2016

Tornado Warning 10, NWS Melbourne, FL

July 8, 2016Osceola County, Florida

NWS Melbourne, FL issued this tornado warning at Jul 8, 2016, 8:34 PM EDT for Osceola County, Florida. It was in force for 11 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: Jul 8, 2016, 8:34 PM EDT (00:34 UTC)
Expired: Jul 8, 2016, 8:45 PM EDT
In force: 11 min
Issued by: NWS Melbourne, FL
Area: Storm-based polygon
Tornado: Observed
Hail: 0.0 in

County Osceola County, FL

The radar

The Melbourne radar (KMLB), 59 km from the middle of the area, began a volume at 00:36 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 00:00Z, 0.6 hours before the alert went out and 72 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: 1760 J/kg
Mixed-layer CIN: -65 J/kg
Mixed-layer LCL: 1458 m above ground
0-6 km bulk shear: 12 kt
0-1 km storm-relative helicity: 24 m²/s²
0-3 km storm-relative helicity: 7 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

860 
WFUS52 KMLB 090034
TORMLB
FLC097-090100-
/O.NEW.KMLB.TO.W.0010.160709T0034Z-160709T0100Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
834 PM EDT FRI JUL 8 2016

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN OSCEOLA COUNTY IN EAST CENTRAL FLORIDA...

* UNTIL 900 PM EDT

* AT 834 PM EDT...A CONFIRMED TORNADO WAS LOCATED OVER
  NARCOOSSEE...AND IS MOVING EAST AT 5 MPH.

  HAZARD...DAMAGING TORNADO. 

  SOURCE...WEATHER SPOTTERS CONFIRMED TORNADO. 

  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. 

* THE TORNADO WILL BE NEAR...
  NARCOOSSEE AROUND 840 PM EDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO IS ON THE GROUND. 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.

&&

LAT...LON 2829 8119 2830 8125 2834 8127 2834 8118
TIME...MOT...LOC 0034Z 290DEG 3KT 2832 8124 

TORNADO...OBSERVED
HAIL...0.00IN

$$

SEDLOCK

1 follow-up statement

429 
WWUS52 KMLB 090045
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
845 PM EDT FRI JUL 8 2016

FLC097-090055-
/O.CAN.KMLB.TO.W.0010.000000T0000Z-160709T0100Z/
OSCEOLA FL-
845 PM EDT FRI JUL 8 2016

...THE TORNADO WARNING FOR NORTHERN OSCEOLA COUNTY IS CANCELLED...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER APPEARS CAPABLE OF PRODUCING A TORNADO.
THEREFORE...THE WARNING HAS BEEN CANCELLED.

LAT...LON 2829 8119 2830 8125 2834 8127 2834 8118
TIME...MOT...LOC 0040Z 290DEG 3KT 2832 8123 

$$

SEDLOCK

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 8, 8:25 PM EDT	Special Weather Statement	MLB	Orange	35 min
Jul 9, 4:29 PM EDT	Special Marine Warning	MLB		91 min
Jul 9, 6:02 PM EDT	Special Weather Statement	MLB	Osceola	43 min
Jul 9, 6:15 PM EDT	Special Weather Statement	MLB	Orange	60 min
Jul 9, 6:24 PM EDT	Severe Thunderstorm Warning	MLB	Seminole	39 min

Nearby

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