Alert archive / Florida / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 68, NWS Melbourne, FL

September 1, 2016Brevard County, Volusia County, Florida

NWS Melbourne, FL issued this severe thunderstorm warning at Sep 1, 2016, 4:52 PM EDT for Brevard County, Volusia County, Florida. It was in force for 53 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: Sep 1, 2016, 4:52 PM EDT (20:52 UTC)
Expired: Sep 1, 2016, 5:45 PM EDT
In force: 53 min
Issued by: NWS Melbourne, FL
Area: Storm-based polygon
Tornado: Possible
Hail: 0.75 in
Wind: 60.0 mph

Counties Brevard County, FL, Volusia County, FL

The radar

The Melbourne radar (KMLB), 62 km from the middle of the area, began a volume at 20:56 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

Time	Report	Where	Remark
Sep 1, 5:02 PM EDT	TSTM WND GST 52	5 Ne Port Canaveral, FL	USAF TOWER KSC-3 MEASURED WIND GUST OF 45KT/52MPH FROM S
Sep 1, 5:21 PM EDT	TSTM WND GST 53	4 N Haulover Canal, FL	USAF TOWER KSC-22 MEASURED WIND GUST OF 46KT/53MPH FROM SSW

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

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Sep 1, 2:50 PM EDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Cape Canaveral, FL (KXMR), launched 12:00Z, 8.9 hours before the alert went out and 38 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: 468 J/kg
Mixed-layer CIN: -56 J/kg
Mixed-layer LCL: 932 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 145 m²/s²
0-3 km storm-relative helicity: 196 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.8

Open this sounding in Storm Lab

The text

As transmitted.

096 
WUUS52 KMLB 012052
SVRMLB
FLC009-127-012145-
/O.NEW.KMLB.SV.W.0068.160901T2052Z-160901T2145Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
452 PM EDT THU SEP 1 2016

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN BREVARD COUNTY IN FLORIDA...
  SOUTHEASTERN VOLUSIA COUNTY IN EAST CENTRAL FLORIDA...

* UNTIL 545 PM EDT

* AT 452 PM EDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM 7 MILES SOUTHEAST OF GENEVA TO 7 MILES EAST OF COCOA
  BEACH...MOVING NORTH AT 40 MPH.

  HAZARD...60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  TITUSVILLE...NEW SMYRNA BEACH...EDGEWATER...COCOA AND COCOA BEACH. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMAIN ALERT FOR A POSSIBLE TORNADO! TORNADOES CAN DEVELOP QUICKLY
FROM SEVERE THUNDERSTORMS. IF YOU SPOT A TORNADO GO AT ONCE INTO THE
BASEMENT OR SMALL CENTRAL ROOM IN A STURDY STRUCTURE.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT FOR EAST CENTRAL
FLORIDA.

LAT...LON 2911 8093 2848 8051 2843 8051 2839 8056
      2828 8057 2854 8094 2859 8094 2862 8100
      2869 8102 2875 8106 2881 8107
TIME...MOT...LOC 2052Z 197DEG 36KT 2869 8100 2833 8049 

TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
 
$$

BRAGAW

3 follow-up statements

477 
WWUS52 KMLB 012118
SVSMLB

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

FLC009-127-012145-
/O.CON.KMLB.SV.W.0068.000000T0000Z-160901T2145Z/
BREVARD FL-VOLUSIA FL-
518 PM EDT THU SEP 1 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM EDT
FOR NORTHERN BREVARD AND SOUTHEASTERN VOLUSIA COUNTIES...

AT 517 PM EDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR OAK HILL TO 13 MILES NORTHEAST OF PORT
CANAVERAL... MOVING NORTH AT 40 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
NEW SMYRNA BEACH...EDGEWATER...OAK HILL...
PLAYALINDA BEACH AND HAULOVER CANAL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMAIN ALERT FOR A POSSIBLE TORNADO! TORNADOES CAN DEVELOP QUICKLY
FROM SEVERE THUNDERSTORMS. IF YOU SPOT A TORNADO GO AT ONCE INTO THE
BASEMENT OR SMALL CENTRAL ROOM IN A STURDY STRUCTURE.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT FOR EAST CENTRAL
FLORIDA.

LAT...LON 2911 8093 2848 8051 2881 8107
TIME...MOT...LOC 2117Z 197DEG 36KT 2890 8093 2854 8042 

TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
 
$$

BRAGAW

880 
WWUS52 KMLB 012132
SVSMLB

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

FLC009-127-012145-
/O.CON.KMLB.SV.W.0068.000000T0000Z-160901T2145Z/
BREVARD FL-VOLUSIA FL-
532 PM EDT THU SEP 1 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM EDT
FOR NORTHWESTERN BREVARD AND SOUTHEASTERN VOLUSIA COUNTIES...

AT 532 PM EDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR NEW SMYRNA BEACH TO 15 MILES EAST OF PLAYALINDA
BEACH...MOVING NORTH AT 40 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
NEW SMYRNA BEACH...EDGEWATER...OAK HILL...
PLAYALINDA BEACH AND HAULOVER CANAL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMAIN ALERT FOR A POSSIBLE TORNADO! TORNADOES CAN DEVELOP QUICKLY
FROM SEVERE THUNDERSTORMS. IF YOU SPOT A TORNADO GO AT ONCE INTO THE
BASEMENT OR SMALL CENTRAL ROOM IN A STURDY STRUCTURE.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT FOR EAST CENTRAL
FLORIDA.

LAT...LON 2911 8093 2857 8057 2881 8107
TIME...MOT...LOC 2132Z 197DEG 36KT 2903 8088 2867 8037 

TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
 
$$

BRAGAW

053 
WWUS52 KMLB 012140
SVSMLB

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

FLC009-127-012150-
/O.EXP.KMLB.SV.W.0068.000000T0000Z-160901T2145Z/
BREVARD FL-VOLUSIA FL-
540 PM EDT THU SEP 1 2016

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN BREVARD AND
SOUTHEASTERN VOLUSIA COUNTIES WILL EXPIRE AT 545 PM EDT...
            
THE STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE...THE WARNING WILL BE ALLOWED TO EXPIRE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT FOR EAST CENTRAL
FLORIDA.

LAT...LON 2911 8093 2857 8057 2881 8107
TIME...MOT...LOC 2136Z 197DEG 36KT 2903 8088 2867 8037 

$$

BRAGAW

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 31, 10:46 PM EDT	Special Weather Statement	MLB	Brevard, Indian River, Martin, Okeechobee, Saint Lucie	59 min
Aug 31, 10:56 PM EDT	Special Marine Warning	MLB		2 hr
Aug 31, 11:43 PM EDT	Special Weather Statement	MLB	Brevard, Indian River	32 min
Sep 1, 4:07 AM EDT	Small Craft Advisory for Winds	MLB		42 hr
Sep 1, 1:50 PM EDT	Special Weather Statement	MLB	Indian River	55 min
Sep 1, 1:56 PM EDT	Special Weather Statement	MLB	Saint Lucie	49 min
Sep 1, 2:10 PM EDT	Severe Thunderstorm Warning	MLB	Lake, Orange	50 min
Sep 1, 2:18 PM EDT	Special Weather Statement	MLB	Osceola	42 min
Sep 1, 2:30 PM EDT	Special Weather Statement	MLB	Seminole	45 min
Sep 1, 2:36 PM EDT	Special Marine Warning	MLB		84 min
Sep 1, 2:53 PM EDT	Severe Thunderstorm Warning	MLB	Lake, Orange	37 min
Sep 1, 3:05 PM EDT	Severe Thunderstorm Warning	MLB	Lake, Orange	25 min
Sep 1, 3:09 PM EDT	Special Marine Warning	MLB		66 min
Sep 1, 3:14 PM EDT	Special Weather Statement	MLB	Okeechobee	46 min
Sep 1, 3:31 PM EDT	Special Marine Warning	MLB		59 min
Sep 1, 3:36 PM EDT	Severe Thunderstorm Warning	MLB	Lake, Seminole, Volusia	39 min
Sep 1, 3:39 PM EDT	Tornado Warning	MLB	Volusia	36 min
Sep 1, 3:50 PM EDT	Special Marine Warning	MLB		85 min
Sep 1, 3:53 PM EDT	Special Weather Statement	MLB	Indian River, Saint Lucie	67 min
Sep 1, 3:59 PM EDT	Special Weather Statement	MLB	Osceola	46 min
Sep 1, 4:28 PM EDT	Tropical Storm Warning	MLB		23 hr
Sep 1, 4:41 PM EDT	Wind Advisory	MLB	Lake, Orange, Seminole, Volusia	23 hr
Sep 1, 5:21 PM EDT	Special Marine Warning	MLB		54 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.