Alert archive / Florida / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 2, NWS Melbourne, FL

January 15, 2016Brevard County, Florida

NWS Melbourne, FL issued this severe thunderstorm warning at Jan 15, 2016, 11:49 AM EST for Brevard County, Florida. It was in force for 41 min. 1 report 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: Jan 15, 2016, 11:49 AM EST (16:49 UTC)
Expired: Jan 15, 2016, 12:30 PM EST
In force: 41 min
Issued by: NWS Melbourne, FL
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

County Brevard County, FL

The radar

The Melbourne radar (KMLB), 46 km from the middle of the area, began a volume at 16:48 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
Jan 15, 12:01 PM EST	TSTM WND GST 43	2 Nw Port Saint John, FL	GUST TO 37 KNOTS FROM APRS STATION.

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, 4.8 hours before the alert went out and 21 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: 54 J/kg
Mixed-layer CIN: -46 J/kg
Mixed-layer LCL: 695 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 104 m²/s²
0-3 km storm-relative helicity: 131 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

As transmitted.

361 
WUUS52 KMLB 151649
SVRMLB
FLC009-151730-
/O.NEW.KMLB.SV.W.0002.160115T1649Z-160115T1730Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
1149 AM EST FRI JAN 15 2016

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN BREVARD COUNTY IN FLORIDA...

* UNTIL 1230 PM EST

* AT 1148 AM EST...A SEVERE THUNDERSTORM WAS LOCATED 6 MILES
   WEST OF TITUSVILLE AIRPORT...MOVING EAST AT 50 MPH.

  HAZARD...60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

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

* LOCATIONS IMPACTED INCLUDE...
  TITUSVILLE...COCOA...CAPE CANAVERAL...PORT SAINT JOHN AND SHARPES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 2845 8053 2841 8059 2840 8063 2857 8060
      2840 8066 2840 8074 2859 8072 2859 8066
      2863 8078 2862 8081 2839 8074 2837 8088
      2861 8098 2871 8083 2864 8079 2878 8073
      2846 8052
TIME...MOT...LOC 1648Z 260DEG 42KT 2854 8085 

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

15

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 15, 4:15 AM EST	Lake Wind Advisory	MLB	Lake, Okeechobee, Orange, Osceola, Seminole	12 hr
Jan 15, 9:32 AM EST	Special Weather Statement	MLB	Lake	58 min
Jan 15, 10:22 AM EST	Special Marine Warning	MLB		113 min
Jan 15, 10:23 AM EST	Special Weather Statement	MLB	Brevard, Lake, Orange, Osceola, Seminole, Volusia	82 min
Jan 15, 10:46 AM EST	Special Weather Statement	MLB	Brevard, Lake, Orange, Osceola, Seminole, Volusia	59 min
Jan 15, 10:54 AM EST	Severe Thunderstorm Warning	MLB	Orange, Osceola, Seminole	66 min
Jan 15, 11:40 AM EST	Special Weather Statement	MLB	Brevard, Osceola	50 min
Jan 15, 11:57 AM EST	Special Marine Warning	MLB		63 min
Jan 15, 12:32 PM EST	Special Weather Statement	MLB	Indian River, Martin, Okeechobee, Saint Lucie	58 min
Jan 15, 12:35 PM EST	Special Marine Warning	MLB		115 min
Jan 15, 12:59 PM EST	Severe Thunderstorm Warning	MLB	Martin	31 min
Jan 15, 1:23 PM EST	Special Marine Warning	MLB		112 min
Jan 15, 1:29 PM EST	Special Weather Statement	MLB	Martin, Saint Lucie	31 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.