Alert archive / Florida / Special Weather Statements in 2014

Special Weather Statement, NWS Melbourne, FL

April 15, 2014Brevard County, Florida

NWS Melbourne, FL issued this special weather statement at Apr 15, 2014, 5:28 PM EDT for Brevard County, Florida. It was in force for 47 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 15, 2014, 5:28 PM EDT (21:28 UTC)
Expired
Apr 15, 2014, 6:15 PM EDT
In force
47 min
Issued by
NWS Melbourne, FL

County Brevard County, FL

The radar

The Melbourne radar (KMLB), 14 km from the middle of the area, began a volume at 21:32 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, 9.5 hours before the alert went out and 51 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-pSkew-T log-p diagram, Cape Canaveral, FL at 12:00Z on 2014-04-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cape Canaveral, FL at 12:00Z on 2014-04-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 40 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1017 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
50 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

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 Apr 15, 4:50 PM EDT, 38 minutes earlier.

Area forecast discussion, Apr 15, 4:50 PM EDT, 38 minutes before
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Hazardous weather outlook, Apr 15, 4:47 AM EDT, 12 hours 41 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MELBOURNE FL
447 AM EDT TUE APR 15 2014

AMZ550-552-555-570-572-575-FLZ041-044>047-053-054-058-059-064-141-
144-147-151800-
COASTAL WATERS FROM FLAGLER BEACH TO VOLUSIA BREVARD COUNTY LINE
OUT 20 NM-
COASTAL WATERS FROM VOLUSIA BREVARD COUNTY LINE TO SEBASTIAN
INLET OUT 20 NM-
COASTAL WATERS FROM SEBASTIAN INLET TO JUPITER INLET OUT 20 NM-
WATERS FROM FLAGLER BEACH TO VOLUSIA BREVARD COUNTY LINE 20 TO
60 NM OFFSHORE-
WATERS FROM VOLUSIA BREVARD COUNTY LINE TO SEBASTIAN INLET 20 TO
60 NM OFFSHORE-
WATERS FROM SEBASTIAN INLET TO JUPITER INLET 20 TO 60 NM OFFSHORE-
INLAND VOLUSIA-NORTHERN LAKE-ORANGE-SEMINOLE-SOUTHERN BREVARD-
OSCEOLA-INDIAN RIVER-OKEECHOBEE-ST. LUCIE-MARTIN-COASTAL VOLUSIA-
SOUTHERN LAKE-NORTHERN BREVARD-
447 AM EDT TUE APR 15 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL FLORIDA.

.DAY ONE...TODAY AND TONIGHT.

.THUNDERSTORM IMPACT...
A BAND OF SHOWERS AND STORMS WILL MOVE INTO EAST CENTRAL FLORIDA
EARLY THIS AFTERNOON AHEAD OF A SLOWING FRONTAL BOUNDARY. HIGH
TEMPERATURES ARE EXPECTED TO REACH INTO THE UPPER 80S AND LOW 90S
IN MANY LOCATIONS BY THIS AFTERNOON...WITH SUFFICIENT DAYTIME
HEATING BEFORE CLOUDS ARRIVE TO HELP INSTABILITY. LOW LEVEL WINDS
WILL INCREASE THROUGH THE DAY...LEADING TO VERY QUICK MOVING
STORMS THAT WILL PUSH OFF TO THE NORTHEAST AT 35 TO 40 MPH WHILE
THE ENTIRE BAND MOVES THROUGH THE REGION. THE POTENTIAL FOR
STRONGER WINDS WILL BE ENHANCED BY DRY AIR REMAINING IN THE MID
LEVELS.

SHOWERS AND STORMS TODAY WILL BE CAPABLE OF PRODUCING WIND GUSTS
OF 40 TO 50 MPH AND DANGEROUS CLOUD TO GROUND LIGHTNING. A FEW
STRONGER STORMS MAY PRODUCE SMALL HAIL ESPECIALLY FROM BREVARD AND
OSCEOLA COUNTIES SOUTHWARDS WHERE GREATER DAYTIME HEATING IS
EXPECTED.

.MARINE THUNDERSTORM GUST IMPACT...
A FAST MOVING LINE OF SHOWERS AND THUNDERSTORMS WILL PUSH THROUGH
CENTRAL FLORIDA TODAY AHEAD OF A COLD FRONT. STRONG SOUTHWEST
WINDS ALOFT WILL PUSH THESE STORMS OFFSHORE AT 35 TO 40 MPH.
STORMS WILL HAVE THE POTENTIAL TO PRODUCE WIND GUSTS IN EXCESS OF
35 KNOTS AS THEY MOVE ACROSS INLAND LAKES AND EVENTUALLY
OFFSHORE.

.HIGH WIND IMPACT...
SOUTH-SOUTHWEST WINDS WILL INCREASE TO 15 TO 20 MPH LATE THIS
MORNING AHEAD OF AN APPROACHING FRONTAL BOUNDARY. GUSTS UP TO 30
MPH WILL BE POSSIBLE THROUGH THE AFTERNOON OUTSIDE OF ANY STORMS
WITH WINDS VEERING TO THE WEST BY LATE AFTERNOON. THESE WINDS
WILL GENERATE CHOPPY CONDITIONS OVER INLAND LAKES AND THE
INTRACOASTAL WATERWAY...POSING A THREAT TO SMALLER CRAFT. A LAKE
WIND ADVISORY IS IN EFFECT FOR ALL OF EAST CENTRAL FLORIDA.

.RIP CURRENT IMPACT...
A MODERATE RISK OF RIP CURRENTS WILL EXIST AT EAST CENTRAL FLORIDA
BEACHES TODAY. THE RIP CURRENTS ARE EXPECTED TO BE AT THEIR STRONGEST
LATE MORNING AND EARLY AFTERNOON. CHECK WITH LIFEGUARDS ABOUT OCEAN
HAZARDS WHEN ARRIVING AT THE BEACH. SWIM ONLY WHERE THERE IS A
LIFEGUARD ON DUTY.

.WIND AND SEA IMPACT...
SOUTHWEST WINDS AROUND 15 TO 20 KNOTS DURING THE DAY WILL BECOME
NORTH-NORTHWEST AND INCREASE TO 20 TO 25 KNOTS LATE TONIGHT BEHIND
A FRONTAL BOUNDARY. SMALL CRAFT OPERATORS SHOULD EXERCISE CAUTION
TODAY...WITH AN ADVISORY IN EFFECT STARTING TONIGHT.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.
RAIN CHANCES WILL REMAIN ELEVATED AS THE FRONT STALLS OVER SOUTH
FLORIDA AND THEN LIFTS BACK INTO CENTRAL FLORIDA THROUGH LATE
WEEK. AN AREA OF LOW PRESSURE IS EXPECTED TO DEVELOP ALONG THE
FRONT BY FRIDAY AND PUSH THE FRONT THROUGH THE STATE ON SATURDAY
LEADING TO DRIER WEATHER BY SUNDAY. BRISK ONSHORE FLOW WILL
CONTINUE TO LEAD TO HAZARDOUS BOATING CONDITIONS OVER THE LOCAL
ATLANTIC INTO THURSDAY.

.SPOTTER INFORMATION STATEMENT...
SPOTTERS ARE REQUESTED TO MONITOR THE WEATHER AND SELF ACTIVATE
IF NEEDED.

MOSES

In the hours before

Special weather statement, Apr 15, 3:50 PM EDT, 1 hour 38 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
350 PM EDT TUE APR 15 2014

FLZ047-147-152030-
NORTHERN BREVARD COUNTY-SOUTHERN BREVARD COUNTY-
350 PM EDT TUE APR 15 2014

...A SIGNIFICANT WEATHER ADVISORY IS IN EFFECT FOR STRONG WIND GUSTS
BETWEEN 45 AND 55 MPH OVER CENTRAL BREVARD COUNTY...

* UNTIL 430 PM EDT.

AT 347 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
CLUTER OF THUNDERSTORMS CAPABLE OF PRODUCING STRONG WIND GUSTS OVER
CENTRAL BREVARD COUNTY...MOVING EAST AT 30 MPH.

LOCATIONS IN THE PATH OF THE STORM WHICH MAY EXPERIENCE STRONG WINDS
INCLUDE VIERA...PATRICK AIR FORCE BASE...SATELLITE BEACH...AND
MELBOURNE.

THE PRIMARY THREAT WILL BE CLOUD TO GROUND LIGHTNING STRIKES AND
GUSTY WINDS OF 45 TO 55 MPH...WHICH CAN CAUSE UNSECURED OBJECTS TO
BLOW AROUND...SNAP TREE LIMBS OR CAUSE POWER OUTAGES. HEAVY RAINFALL
WILL TEMPORARILY REDUCE VISIBILITY. SEEK SHELTER INDOORS UNTIL THE
STORM PASSES.

LAT...LON 2840 8059 2825 8060 2805 8054 2805 8055
      2806 8057 2813 8061 2805 8059 2805 8086
      2829 8086 2847 8089 2848 8076 2841 8074
      2848 8072 2849 8064 2841 8065 2843 8061
      2849 8061 2849 8054 2845 8052
TIME...MOT...LOC 1950Z 283DEG 39KT 2834 8071

ULRICH
Local storm report, Apr 15, 4:01 PM EDT, 1 hour 27 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MELBOURNE FL
401 PM EDT TUE APR 15 2014

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

0330 PM     TSTM WND GST     3 SE MIMS               28.63N 80.81W
04/15/2014  M51 MPH          AMZ552             FL   MESONET

            WXFLOW STATION IN NORTH PARRISH PARK REPORTED WIND GUST
            TO 51 MPH FROM THE WEST.

&&

PAG
Special weather statement, Apr 15, 4:25 PM EDT, 1 hour 3 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
425 PM EDT TUE APR 15 2014

FLZ047-053-147-152130-
NORTHERN BREVARD COUNTY-OSCEOLA-SOUTHERN BREVARD COUNTY-
425 PM EDT TUE APR 15 2014

...A SIGNIFICANT WEATHER ADVISORY IS IN EFFECT FOR STRONG WIND GUSTS
BETWEEN 45 AND 55 MPH OVER CENTRAL AND SOUTHERN BREVARD COUNTY AND
EASTERN OSCEOLA COUNTY...

* UNTIL 530 PM EDT.

AT 421 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF STORMS CAPABLE OF PRODUCING STRONG WIND GUSTS OVER EASTERN
OSCEOLA COUNTY MOVING EAST AT 30 MPH.

THE STORMS WILL PUSH QUICKLY THROUGH EASTERN OSCEOLA COUNTY AND INTO
CENTRAL AND SOUTHERN BREVARD COUNTY BETWEEN NOW AND 530 PM EDT.

THE PRIMARY THREAT WILL BE CLOUD TO GROUND LIGHTNING STRIKES AND
GUSTY WINDS OF 45 TO 55 MPH...WHICH CAN CAUSE UNSECURED OBJECTS TO
BLOW AROUND...SNAP TREE LIMBS OR CAUSE POWER OUTAGES. HEAVY RAINFALL
WILL TEMPORARILY REDUCE VISIBILITY. SEEK SHELTER INDOORS UNTIL THE
STORM PASSES.

LAT...LON 2787 8124 2835 8108 2835 8087 2840 8088
      2845 8077 2841 8074 2847 8065 2847 8064
      2841 8065 2843 8061 2849 8061 2852 8055
      2845 8052 2843 8056 2840 8059 2825 8060
      2807 8056 2786 8045
TIME...MOT...LOC 2023Z 268DEG 34KT 2834 8091 2794 8110

ULRICH
Local storm report, Apr 15, 5:21 PM EDT, 7 minutes before
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Special weather statement, Apr 15, 5:25 PM EDT, 3 minutes before
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Special weather statement, Apr 15, 5:28 PM EDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Apr 15, 4:06 AM EDTLake Wind AdvisoryMLBLake, Okeechobee, Orange, Osceola, Seminole, Volusia15 hr
Apr 15, 4:22 AM EDTSmall Craft AdvisoryMLB4 days
Apr 15, 12:40 PM EDTSpecial Weather StatementMLBLake50 min
Apr 15, 1:16 PM EDTSpecial Weather StatementMLBVolusia59 min
Apr 15, 1:26 PM EDTSpecial Weather StatementMLBLake, Seminole64 min
Apr 15, 1:40 PM EDTSpecial Marine WarningMLB95 min
Apr 15, 2:10 PM EDTSpecial Weather StatementMLBOrange, Seminole50 min
Apr 15, 2:34 PM EDTSevere Thunderstorm WarningMLBOrange, Seminole41 min
Apr 15, 2:47 PM EDTSpecial Weather StatementMLBOrange58 min
Apr 15, 3:05 PM EDTSpecial Weather StatementMLBSeminole55 min
Apr 15, 3:12 PM EDTSpecial Marine WarningMLB2 hr
Apr 15, 3:21 PM EDTSevere Thunderstorm WarningMLBBrevard, Orange54 min
Apr 15, 3:35 PM EDTSpecial Weather StatementMLBOsceola55 min
Apr 15, 3:50 PM EDTSpecial Weather StatementMLBBrevard40 min
Apr 15, 4:25 PM EDTSpecial Weather StatementMLBBrevard, Osceola65 min
Apr 15, 4:37 PM EDTSevere Thunderstorm WarningMLBBrevard, Osceola38 min
Apr 15, 5:10 PM EDTSpecial Marine WarningMLB80 min
Apr 15, 5:25 PM EDTSpecial Weather StatementMLBMartin35 min
Apr 15, 5:32 PM EDTSpecial Marine WarningMLB88 min

Nearby

Special Weather Statements in Florida, 2014Every special weather statement in 2014

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.