Alert archive / Florida / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 8, NWS Melbourne, FL

February 16, 2016Brevard County, Osceola County, Florida

NWS Melbourne, FL issued this severe thunderstorm warning at Feb 16, 2016, 4:40 AM EST for Brevard County, Osceola County, Florida. It was in force for 65 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: Feb 16, 2016, 4:40 AM EST (09:40 UTC)
Expired: Feb 16, 2016, 5:45 AM EST
In force: 65 min
Issued by: NWS Melbourne, FL
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Brevard County, FL, Osceola County, FL

The radar

The Melbourne radar (KMLB), 7 km from the middle of the area, began a volume at 09:43 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
Feb 16, 2:19 AM EST	Tornado Watch	SPC	5 hr

The nearest sounding before it

Cape Canaveral, FL (KXMR), launched 00:00Z, 9.7 hours before the alert went out and 37 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: 394 J/kg
Mixed-layer CIN: -21 J/kg
Mixed-layer LCL: 964 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 104 m²/s²
0-3 km storm-relative helicity: 187 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 1.8

Open this sounding in Storm Lab

The text

As transmitted.

762 
WUUS52 KMLB 160940
SVRMLB
FLC009-097-161045-
/O.NEW.KMLB.SV.W.0008.160216T0940Z-160216T1045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
440 AM EST TUE FEB 16 2016

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN OSCEOLA COUNTY IN EAST CENTRAL FLORIDA...
  SOUTHERN BREVARD COUNTY IN FLORIDA...

* UNTIL 545 AM EST

* AT 439 AM EST...A SEVERE THUNDERSTORM WAS LOCATED 10 MILES NORTHWEST
  OF CAMP HOLLY FISH CAMP...MOVING NORTHEAST AT 45 MPH.

  HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE 
           TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  PALM BAY...MELBOURNE...ROCKLEDGE...COCOA BEACH AND SATELLITE BEACH. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 AM EST FOR EAST CENTRAL
FLORIDA.

LAT...LON 2780 8102 2827 8100 2833 8071 2831 8070
      2833 8070 2835 8060 2828 8061 2829 8061
      2831 8064 2829 8067 2818 8062 2825 8067
      2823 8067 2816 8061 2802 8057 2803 8055
      2825 8061 2827 8061 2811 8057 2786 8045
TIME...MOT...LOC 0939Z 240DEG 49KT 2819 8088 

HAIL...1.00IN
WIND...60MPH
 
$$

WEITLICH

3 follow-up statements

675 
WWUS52 KMLB 160951
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
451 AM EST TUE FEB 16 2016

FLC009-097-161045-
/O.CON.KMLB.SV.W.0008.000000T0000Z-160216T1045Z/
OSCEOLA FL-BREVARD FL-
451 AM EST TUE FEB 16 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 AM EST
FOR EAST CENTRAL OSCEOLA AND SOUTHERN BREVARD COUNTIES...

AT 449 AM EST...A SEVERE THUNDERSTORM WAS LOCATED OVER VIERA...OR
NEAR ROCKLEDGE...MOVING NORTHEAST AT 45 MPH. ADDITIONAL STORMS WITH
SEVERE WIND GUSTS POSSIBLE FARTHER SOUTH ACROSS SOUTHERN BREVARD
COUNTY. 

HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO 
         ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
PALM BAY...MELBOURNE...ROCKLEDGE...COCOA BEACH AND SATELLITE BEACH. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH A TORNADO IS NOT
IMMEDIATELY LIKELY...IF ONE IS SPOTTED ACT QUICKLY AND MOVE TO A PLACE
OF SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 AM EST FOR EAST CENTRAL
FLORIDA.

LAT...LON 2780 8102 2830 8087 2833 8071 2831 8070
      2833 8070 2835 8060 2828 8061 2829 8061
      2831 8064 2829 8067 2818 8062 2825 8067
      2823 8067 2816 8061 2802 8057 2803 8055
      2825 8061 2827 8061 2811 8057 2786 8045
TIME...MOT...LOC 0949Z 240DEG 48KT 2824 8076 

HAIL...1.00IN
WIND...60MPH
 
$$

WEITLICH

605 
WWUS52 KMLB 161005
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
505 AM EST TUE FEB 16 2016

FLC097-161014-
/O.CAN.KMLB.SV.W.0008.000000T0000Z-160216T1045Z/
OSCEOLA FL-
505 AM EST TUE FEB 16 2016

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL OSCEOLA COUNTY IS
CANCELLED...

THE STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE WARNED
AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 AM EST FOR EAST CENTRAL
FLORIDA.

LAT...LON 2786 8045 2793 8050 2786 8049 2782 8087
      2832 8075 2835 8060 2829 8061 2830 8067
      2821 8060 2820 8066 2820 8059 2816 8064
      2817 8059 2815 8064 2814 8058 2811 8062
      2811 8057 2810 8060 2810 8061
TIME...MOT...LOC 1004Z 258DEG 39KT 2829 8061 2786 8067 

$$

FLC009-161045-
/O.CON.KMLB.SV.W.0008.000000T0000Z-160216T1045Z/
BREVARD FL-
505 AM EST TUE FEB 16 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 AM EST
FOR SOUTHEASTERN BREVARD COUNTY...

AT 504 AM EST...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR COCOA BEACH TO 8 MILES NORTHWEST OF FELLSMERE...
MOVING EAST AT 45 MPH.

HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO 
         ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
PALM BAY...MELBOURNE...ROCKLEDGE...COCOA BEACH AND SATELLITE BEACH. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH A TORNADO IS NOT
IMMEDIATELY LIKELY...IF ONE IS SPOTTED ACT QUICKLY AND MOVE TO A PLACE
OF SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 AM EST FOR EAST CENTRAL
FLORIDA.

LAT...LON 2786 8045 2793 8050 2786 8049 2782 8087
      2832 8075 2835 8060 2829 8061 2830 8067
      2821 8060 2820 8066 2820 8059 2816 8064
      2817 8059 2815 8064 2814 8058 2811 8062
      2811 8057 2810 8060 2810 8061
TIME...MOT...LOC 1004Z 258DEG 39KT 2829 8061 2786 8067 

HAIL...1.00IN
WIND...60MPH
 
$$

WEITLICH

427 
WWUS52 KMLB 161038
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
538 AM EST TUE FEB 16 2016

FLC009-161047-
/O.EXP.KMLB.SV.W.0008.000000T0000Z-160216T1045Z/
BREVARD FL-
538 AM EST TUE FEB 16 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN BREVARD COUNTY
WILL EXPIRE AT 545 AM EST...
    
THE STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED BELOW SEVERE
LIMITS...AND HAVE EXITED THE WARNED AREA. THEREFORE THE WARNING WILL
BE ALLOWED TO EXPIRE.  HOWEVER GUSTY WINDS AND HEAVY RAIN ARE STILL
POSSIBLE WITH THESE THUNDERSTORMS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 AM EST FOR EAST CENTRAL
FLORIDA.

LAT...LON 2786 8045 2793 8050 2786 8049 2782 8087
      2832 8075 2835 8060 2829 8061 2830 8067
      2821 8060 2820 8066 2820 8059 2816 8064
      2817 8059 2815 8064 2814 8058 2811 8062
      2811 8057 2810 8060 2810 8061
TIME...MOT...LOC 1036Z 240DEG 49KT 2829 8061 2786 8067 

$$

WEITLICH

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 15, 10:21 PM EST	Special Marine Warning	MLB		84 min
Feb 16, 2:52 AM EST	Special Weather Statement	MLB	Orange, Osceola	53 min
Feb 16, 3:22 AM EST	Special Marine Warning	MLB		113 min
Feb 16, 3:36 AM EST	Special Weather Statement	MLB	Brevard, Orange, Osceola, Seminole	114 min
Feb 16, 3:47 AM EST	Tornado Warning	MLB	Brevard, Orange, Osceola	43 min
Feb 16, 4:05 AM EST	Special Weather Statement	MLB	Indian River, Okeechobee, Saint Lucie	85 min
Feb 16, 4:22 AM EST	Tornado Warning	MLB	Brevard	38 min
Feb 16, 4:37 AM EST	Small Craft Advisory	MLB		5 hr
Feb 16, 4:56 AM EST	Special Marine Warning	MLB		109 min
Feb 16, 5:14 AM EST	Special Marine Warning	MLB		61 min
Feb 16, 5:32 AM EST	Special Weather Statement	MLB	Indian River, Martin, Saint Lucie	58 min
Feb 16, 6:31 AM EST	Special Weather Statement	MLB	Martin	29 min

Nearby

Severe Thunderstorm Warnings in Florida, 2016 Every severe thunderstorm warning 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.