Alert archive / Florida / Special Weather Statements in 2015

Special Weather Statement, NWS Melbourne, FL

July 4, 2015Indian River County, Florida

NWS Melbourne, FL issued this special weather statement at Jul 4, 2015, 1:49 PM EDT for Indian River County, Florida. It was in force for 26 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 4, 2015, 1:49 PM EDT (17:49 UTC)
Expired: Jul 4, 2015, 2:15 PM EDT
In force: 26 min
Issued by: NWS Melbourne, FL

County Indian River County, FL

The radar

The Melbourne radar (KMLB), 23 km from the middle of the area, began a volume at 17:50 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 12:00Z, 5.8 hours before the alert went out and 60 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: 303 J/kg
Mixed-layer CIN: -97 J/kg
Mixed-layer LCL: 1284 m above ground
0-6 km bulk shear: 2 kt
0-1 km storm-relative helicity: -12 m²/s²
0-3 km storm-relative helicity: -8 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Melbourne, FL wrote its last area forecast discussion before this special weather statement went out at Jul 4, 9:20 AM EDT, 4 hours 29 minutes earlier.

Area forecast discussion, Jul 4, 9:20 AM EDT, 4 hours 29 minutes before

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Hazardous weather outlook, Jul 4, 11:10 AM EDT, 2 hours 39 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MELBOURNE FL
1110 AM EDT SAT JUL 4 2015

AMZ550-552-555-570-572-575-FLZ041-044>047-053-054-058-059-064-141-
144-147-042200-
FLAGLER BEACH TO VOLUSIA-BREVARD COUNTY LINE 0-20 NM-VOLUSIA-
BREVARD COUNTY LINE TO SEBASTIAN INLET 0-20 NM-
SEBASTIAN INLET TO JUPITER INLET 0-20 NM-FLAGLER BEACH TO VOLUSIA-
BREVARD COUNTY LINE 20-60 NM-VOLUSIA-
BREVARD COUNTY LINE TO SEBASTIAN INLET 20-60 NM-
SEBASTIAN INLET TO JUPITER INLET 20-60 NM-INLAND VOLUSIA COUNTY-
NORTHERN LAKE COUNTY-ORANGE-SEMINOLE-SOUTHERN BREVARD COUNTY-
OSCEOLA-INDIAN RIVER-OKEECHOBEE-ST. LUCIE-MARTIN-
COASTAL VOLUSIA COUNTY-SOUTHERN LAKE COUNTY-
NORTHERN BREVARD COUNTY-
1110 AM EDT SAT JUL 4 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL FLORIDA.

.DAY ONE...TODAY AND TONIGHT.

.THUNDERSTORM IMPACT...
THE EAST COAST SEA BREEZE HAS ALREADY FORMED LATE THIS MORNING ALONG
THE COAST SOUTH OF THE CAPE...AND WILL DEVELOP SHORTLY NORTH OF
THE CAPE. SCATTERED SHOWERS AND LIGHTNING STORMS ARE EXPECTED TO
FORM ALONG THE SEA BREEZE BOUNDARY WITH STORM MOTION TO THE
NORTH-NORTHWEST AT 5 TO 10 MPH. STORMS WILL BECOME NUMEROUS ALONG
AND WEST OF THE FLORIDA TURNPIKE AS THE SEA BREEZE PUSHES INLAND.
STORMS MAY BECOME STRONG ALONG AND NORTH OF THE I-4 CORRIDOR AS THE
WEST COAST SEA BREEZE PUSHES INTO THE INTERIOR AND MERGES WITH THE EAST
COAST BREEZE TOWARD EVENING. THESE LATE DAY STORMS SHOULD PROPAGATE
TOWARD THE EAST OR SOUTHEAST. THE STRONGEST STORMS WILL BE CAPABLE OF
PRODUCING FREQUENT CLOUD TO GROUND LIGHTNING...WIND GUSTS OVER 50 MPH
AND SMALL HAIL.

.MARINE THUNDERSTORM GUST IMPACT...
SCATTERED LIGHTNING STORMS WILL DEVELOP ACROSS THE FLORIDA PENINSULA
THIS AFTERNOON. A FEW STORMS MAY BECOME STRONG BY LATE AFTERNOON AS
THE EAST AND WEST COAST SEA BREEZES MERGE AND INTERACT...ESPECIALLY
ALONG AND NORTH OF THE I-4 CORRIDOR. WIND GUSTS IN EXCESS OF 40 KNOTS
WILL BE POSSIBLE. BOATERS ARE URGED TO KEEP AN EYE TO THE SKY FOR
APPROACHING WEATHER AND TO SEEK SAFE HARBOR BEFORE THE STORMS ARE IN
YOUR AREA.

.RIP CURRENT IMPACT...
A LONG PERIOD SWELL WILL COMBINE WITH A HIGH ASTRONOMICAL TIDE TO
PRODUCE A MODERATE RIP CURRENT THREAT ALONG AREA BEACHES TODAY.
THE THREAT WILL BE HIGHEST AFTER 1:30 PM DUE TO TIDAL EFFECTS.
ALWAYS SWIM WITHIN SIGHT OF A LIFEGUARD AND NEVER SWIM ALONE.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.
SCATTERED LIGHTNING STORMS ARE FORECAST EACH AFTERNOON AND EVENING
THROUGH THE HOLIDAY WEEKEND AND INTO THE MIDDLE OF NEXT WEEK.
THERE WILL BE A POTENTIAL FOR THUNDERSTORMS TO MOVE OFFSHORE
DURING THE LATE AFTERNOONS AND EARLY EVENINGS. THE PRIMARY THREATS
WILL BE FREQUENT CLOUD TO GROUND LIGHTNING AND LOCAL GUSTY WINDS.

.SPOTTER INFORMATION STATEMENT...
SPOTTERS ACROSS INTERIOR PORTIONS OF EAST CENTRAL FLORIDA ARE
REQUESTED TO MONITOR THE WEATHER AND SELF ACTIVATE IF NEEDED.

KELLY/BRAGAW

In the hours before

Special weather statement, Jul 4, 1:49 PM EDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
149 PM EDT SAT JUL 4 2015

FLZ047-054-041815-
SOUTHERN BREVARD COUNTY FL-INDIAN RIVER FL-
149 PM EDT SAT JUL 4 2015

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN BREVARD AND NORTH
CENTRAL INDIAN RIVER COUNTIES UNTIL 215 PM EDT...

AT 148 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR
FELLSMERE...MOVING NORTH AT 15 MPH.

WIND GUSTS UP TO 50 MPH WILL BE POSSIBLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE...
PALM BAY...FELLSMERE...MALABAR...GRANT VALKARIA AND BAREFOOT BAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE PRIMARY THREATS WILL BE CLOUD TO GROUND LIGHTNING AND STRONG WIND
GUSTS...WHICH CAN CAUSE UNSECURED OBJECTS TO BLOW AROUND...SNAP TREE
LIMBS...CAUSE POWER OUTAGES OR CAPSIZE SMALL BOATS. HEAVY RAINFALL
WILL TEMPORARILY REDUCE VISIBILITY. SEEK SHELTER INDOORS UNTIL THE
STORM PASSES.

BOATERS SHOULD BE AWARE THAT STRONG WIND GUSTS SOMETIMES OCCUR WELL
AWAY FROM THE HEAVY RAIN AND LIGHTNING ASSOCIATED WITH STORMS.

HEAVY RAINFALL IS ALSO OCCURRING WITH THIS STORM...WHICH WILL REDUCE
VISIBILITY AND MAY LEAD TO TEMPORARY FLOODING OF LOW LYING AND POOR
DRAINAGE AREAS. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE SEVERAL MILES AWAY FROM A THUNDERSTORM. SEEK
SHELTER INSIDE A BUILDING OR VEHICLE. OPEN SHELTERS FOUND IN PARKS...
ON BEACHES OR GOLF COURSES OFFER NO PROTECTION FROM THE DANGERS OF
LIGHTNING.

&&

LAT...LON 2790 8047 2791 8048 2791 8049 2792 8049
      2791 8052 2785 8049 2776 8053 2778 8070
      2806 8072 2804 8058 2796 8054 2796 8051
      2799 8052 2804 8055 2804 8054
TIME...MOT...LOC 1748Z 188DEG 13KT 2784 8061

KELLY

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 3, 8:02 PM EDT	Areal Flood Advisory	MLB	Lake	58 min
Jul 4, 2:34 PM EDT	Special Weather Statement	MLB	Osceola	56 min
Jul 4, 3:29 PM EDT	Special Weather Statement	MLB	Seminole	46 min
Jul 4, 3:39 PM EDT	Special Weather Statement	MLB	Okeechobee	36 min
Jul 4, 4:55 PM EDT	Special Weather Statement	MLB	Volusia	65 min
Jul 4, 5:02 PM EDT	Special Marine Warning	MLB		58 min
Jul 4, 5:17 PM EDT	Special Weather Statement	MLB	Lake	58 min
Jul 4, 5:21 PM EDT	Severe Thunderstorm Warning	MLB	Lake, Volusia	54 min
Jul 4, 5:40 PM EDT	Special Weather Statement	MLB	Okeechobee	50 min
Jul 4, 5:44 PM EDT	Severe Thunderstorm Warning	MLB	Lake	33 min
Jul 4, 6:08 PM EDT	Special Weather Statement	MLB	Lake	52 min
Jul 4, 6:21 PM EDT	Special Weather Statement	MLB	Flagler	39 min
Jul 4, 6:56 PM EDT	Special Weather Statement	MLB	Martin	49 min

Nearby

Special Weather Statements in Florida, 2015 Every special weather statement in 2015

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.