Alert archive / Florida / Special Weather Statements in 2016

Special Weather Statement, NWS Melbourne, FL

April 2, 2016Brevard County, Florida

NWS Melbourne, FL issued this special weather statement at Apr 2, 2016, 1:42 PM EDT for Brevard County, Florida. It was in force for 93 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: Apr 2, 2016, 1:42 PM EDT (17:42 UTC)
Expired: Apr 2, 2016, 3:15 PM EDT
In force: 93 min
Issued by: NWS Melbourne, FL

County Brevard County, FL

The radar

The Melbourne radar (KMLB), 32 km from the middle of the area, began a volume at 17:44 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

Tampa Bay, FL (KTBW), launched 12:00Z, 5.7 hours before the alert went out and 189 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: 626 J/kg
Mixed-layer CIN: -15 J/kg
Mixed-layer LCL: 728 m above ground
0-6 km bulk shear: 63 kt
0-1 km storm-relative helicity: 219 m²/s²
0-3 km storm-relative helicity: 270 m²/s²
Significant tornado parameter: 0.9
Supercell composite: 4.4

Open this sounding in Storm Lab

The text

As transmitted.

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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 Apr 2, 9:33 AM EDT, 4 hours 9 minutes earlier.

Area forecast discussion, Apr 2, 9:33 AM EDT, 4 hours 9 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MELBOURNE FL
933 AM EDT SAT APR 2 2016

.UPDATE...

...SLIGHT RISK OF SEVERE STORMS THROUGH AFTERNOON...

BAND OF PRE FRONTAL STORMS WILL BE AFFECTING THE AREA TODAY WITH
SEVERE THUNDERSTORM WATCH UNTIL 1 PM FOR THE NORTH HALF. DEEP
LAYER SHEAR WILL BE STRONG WITH LOCAL DAMAGING WIND GUSTS POSSIBLE
IN FAST MOVING STORMS.  CONSIDERABLE DEBRIS CLOUDINESS WILL LIMIT
DAYTIME HEATING...BUT SOUTHERN SECTIONS WILL HAVE THE LONGEST
PERIOD OF NO RAIN. HIGH PRECIPITABLE WATER VALUES POINT TO
FREQUENT LIGHTNING STRIKES AND TORRENTIAL DOWNPOURS THERE THIS
AFTERNOON ALONG WITH A SMALL POTENTIAL FOR LOCAL DAMAGING WIND
GUSTS. HAVE BUMPED POPS UP FOR ALL BUT THE FAR SOUTH AND ALSO
TWEAKED MAX TEMPS DOWN ACROSS THE NORTH WHERE IT HAS STARTED OFF
OVERCAST.

&&

.AVIATION...
BASED ON RECENT HRRR MODEL...BAND OF STORMS EXPECTED TO REACH
NORTHERN TERMINALS BY MID TO LATE MORNING AND KMCO VCNTY IN THE
EARLY AFTERNOON AND THEN KMLB-KVRB BY MID AFTERNOON AND FURTHER
SOUTH INTO THE LATE AFTERNOON/EARLY EVENING. MVFR CIGS/IFR VSBYS
EXPECTED WITH +TSRA AS CONVECTION MOVES ACROSS THE PENINSULA
TODAY.

&&

.MARINE...
TODAY-TONIGHT...TIGHTENING OF PRESSURE GRADIENT IS OCCURRING AHEAD
OF AN APPROACHING COLD FRONT. THIS WILL PRODUCE POOR-HAZARDOUS
BOATING CONDITIONS...ESPECIALLY IN THE OFFSHORE ZONES. A BAND OF
STRONG STORMS WILL BE SWEEPING ACROSS THE COAST NORTH OF CANAVERAL
THIS MORNING AND EARLY AFTERNOON...THEN SOUTH OF THE CAPE TO THE
TREASURE COAST THIS AFTERNOON AND EVENING. MARINERS SHOULD EXPECT
STRONG WIND GUSTS AND FREQUENT LIGHTNING STRIKES WITH SOME
STORMS. A FEW SPECIAL MARINE WARNINGS ARE LIKELY.

&&

.MLB WATCHES/WARNINGS/ADVISORIES...
FL...LAKE WIND ADVISORY UNTIL 4 PM EDT THIS AFTERNOON FOR INDIAN
     RIVER-MARTIN-NORTHERN BREVARD COUNTY-OKEECHOBEE-ORANGE-
     OSCEOLA-SEMINOLE-SOUTHERN BREVARD COUNTY-SOUTHERN LAKE
     COUNTY-ST. LUCIE.

     SEVERE THUNDERSTORM WATCH UNTIL 1 PM EDT THIS AFTERNOON FOR
     COASTAL VOLUSIA COUNTY-INLAND VOLUSIA COUNTY-NORTHERN LAKE
     COUNTY-ORANGE-SEMINOLE-SOUTHERN LAKE COUNTY.

AM...SEVERE THUNDERSTORM WATCH UNTIL 1 PM EDT THIS AFTERNOON FOR
     FLAGLER BEACH TO VOLUSIA-BREVARD COUNTY LINE 0-20 NM.

     SMALL CRAFT ADVISORY FROM 5 AM TO 5 PM EDT SUNDAY FOR SEBASTIAN
     INLET TO JUPITER INLET 20-60 NM.

     SMALL CRAFT ADVISORY FROM 11 PM THIS EVENING TO 5 PM EDT SUNDAY
     FOR FLAGLER BEACH TO VOLUSIA-BREVARD COUNTY LINE 20-60 NM.

     SMALL CRAFT ADVISORY FROM 2 AM TO 5 PM EDT SUNDAY FOR VOLUSIA-
     BREVARD COUNTY LINE TO SEBASTIAN INLET 20-60 NM.

&&

FORECASTS...LASCODY
IMPACT WX/RADAR...WEITLICH/SEDLOCK

Hazardous weather outlook, Apr 2, 1:32 PM EDT, 10 minutes before

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In the hours before

Local storm report, Apr 2, 12:40 PM EDT, 1 hour 2 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MELBOURNE FL
1240 PM EDT SAT APR 02 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1230 PM     NON-TSTM WND GST 4 NW HAULOVER CANAL     28.78N 80.80W
04/02/2016  M39 MPH          BREVARD            FL   OTHER FEDERAL

            39 KNOT NON-CONVECTIVE WIND GUST FROM 54-FOOT CAPE TOWER
            0421.

&&

TES

Local storm report, Apr 2, 12:59 PM EDT, 43 minutes before

PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE MELBOURNE FL
1259 PM EDT SAT APR 02 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1230 PM     NON-TSTM WND GST 4 NW HAULOVER CANAL     28.78N 80.80W
04/02/2016  45 MPH           BREVARD            FL   OTHER FEDERAL

            39 KNOT NON-CONVECTIVE WIND GUST FROM 54-FOOT CAPE TOWER
            0421.

&&

TES

Special weather statement, Apr 2, 1:20 PM EDT, 22 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
120 PM EDT SAT APR 2 2016

FLZ045-144-021800-
SOUTHERN LAKE COUNTY FL-ORANGE FL-
120 PM EDT SAT APR 2 2016

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHERN LAKE AND SOUTHWESTERN
ORANGE COUNTIES UNTIL 200 PM EDT...

AT 117 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG
THUNDERSTORMSOUTH OF GROVELAND...MOVING EAST AT 45 MPH.

WINDS IN EXCESS OF 45 MPH WILL BE POSSIBLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE...

LAKE LOUISA...LAKE BUTLER...WINTER GARDEN...WINDERMERE...ORLANDO AND
WINTER PARK...

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.

THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND
TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL
INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

&&

LAT...LON 2855 8195 2864 8134 2839 8132 2837 8193
TIME...MOT...LOC 1717Z 263DEG 38KT 2847 8186

CRISTALDI

Local storm report, Apr 2, 1:28 PM EDT, 14 minutes before

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Special weather statement, Apr 2, 1:42 PM EDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 2, 4:09 AM EDT	Lake Wind Advisory	MLB	Lake, Okeechobee, Orange, Osceola, Seminole	12 hr
Apr 2, 4:16 AM EDT	Small Craft Advisory	MLB		36 hr
Apr 2, 1:20 PM EDT	Special Weather Statement	MLB	Lake	40 min
Apr 2, 1:49 PM EDT	Special Marine Warning	MLB		86 min
Apr 2, 3:10 PM EDT	Special Marine Warning	MLB		2 hr

Nearby

Special Weather Statements in Florida, 2016 Every special weather statement 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.