Alert archive / Florida / Special Weather Statements in 2013
Special Weather Statement, NWS Melbourne, FL
NWS Melbourne, FL issued this special weather statement at Jul 1, 2013, 2:50 PM EDT for Okeechobee County, Florida. It was in force for 40 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 1, 2013, 2:50 PM EDT (18:50 UTC)
- Expired
- Jul 1, 2013, 3:30 PM EDT
- In force
- 40 min
- Issued by
- NWS Melbourne, FL
County Okeechobee County, FL
The radar
The Melbourne radar (KMLB), 92 km from the middle of the area, began a volume at 18:50 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, 6.8 hours before the alert went out and 133 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.
- Mixed-layer CAPE
- 15 J/kg
- Mixed-layer CIN
- -85 J/kg
- Mixed-layer LCL
- 846 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- -34 m²/s²
- 0-3 km storm-relative helicity
- -11 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>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 1, 9:37 AM EDT, 5 hours 13 minutes earlier.
Area forecast discussion, Jul 1, 9:37 AM EDT, 5 hours 13 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MELBOURNE FL 937 AM EDT MON JUL 1 2013 .DISCUSSION... ...A FEW STRONG STORMS AGAIN THIS AFTERNOON... ...WET PATTERN INTO MID WEEK BEFORE TURNING DRIER... TODAY...RATHER ANOMALOUS TROUGH ALOFT FROM THE MID SECTION OF THE COUNTRY INTO THE GULF OF MEXICO...COMBINED WITH BROAD LOW PRESSURE AND A FRONT OVER THE SOUTHEAST STATES...WERE PROVIDING A DEEP... MOIST SOUTHERLY WIND FLOW. THIS HAS RESULTED IN A HIGH COVERAGE OF SHOWERS AND LIGHTNING STORMS THE PAST FEW DAYS AND EXPECT THIS TO BE THE CASE AGAIN TODAY. THE LOCAL AREA WAS IN THE DIVERGENT RIGHT REAR QUADRANT OF JET OVER THE SOUTHEAST STATES AND WILL REMAIN SO THROUGH THE DAY. THIS WAS PRODUCING CONSIDERABLE MID/HIGH LEVEL DEBRIS CLOUDINESS...WHICH SOMETIMES PUTS THE KIBOSH ON HIGH POP DAYS. HOWEVER...THE LOW LEVEL WIND FLOW IS QUITE STRONG FOR THIS TIME OF THE YEAR WHICH WILL PRODUCE ENHANCED CONVERGENCE. ALSO EXPECT AT LEAST A SHORT PERIOD OF PARTIAL CLEARING TO WORK UP FROM THE SOUTH. SO WITH THE DIVERGENCE ALOFT IN PLACE IN A MOIST ENVIRONMENT WITH DECENT LOW LEVEL WIND FIELDS...THINK THAT THERE WILL BE A FEW MARGINALLY SEVERE STORMS AGAIN THIS AFTERNOON IN THE MOST HEATED AREAS. DO NOT SEE ANYTHING IN THE CURRENT FORECAST THAT NEEDS UPDATING. && .AVIATION...A FEW AREAS OF MVFR CEILINGS HAVE BEEN OCCURRING THIS MORNING BENEATH RATHER EXTENSIVE MID/HIGH CLOUD CANOPY...WHICH IS INDICATIVE OF A VERY MOIST AIR MASS. THINNING OUT OF THE HIGHER CLOUD DECK WILL ALLOW FOR ENOUGH DAYTIME HEATING TO GENERATE A HIGH COVERAGE OF SHOWERS/STORMS AGAIN. SOME WILL BE STRONG AND PRODUCE A BRIEF PERIOD OF IFR WITH TORRENTIAL DOWNPOURS/GUSTY WINDS 35 KNOTS OR GREATER/FREQUENT LIGHTNING STRIKES. A FEW CELLS SHOULD DEVELOP BY EARLY AFTERNOON BUT THE STRONGEST STORMS ARE EXPECTED IN THE MID TO LATE AFTERNOON. && .MARINE... TODAY-TONIGHT...A BREEZY SOUTHERLY WIND FLOW WILL PRODUCE POOR CONDITIONS FOR SMALL CRAFT AND WILL MAINTAIN EXERCISE CAUTION HEADLINE FOR ALL ZONES. AS HAS BEEN THE CASE THE PAST FEW DAYS...STORMS WITH GUSTY WINDS 35 KNOTS OR GREATER ARE EXPECTED DURING THE AFTERNOON AND EVENING. SO ANY SMALL CRAFT THAT HAVE VENTURED INTO THE ATLANTIC OR INLAND WATERS SHOULD BE PREPARED TO MOVE TO SAFE HARBOR BY EARLY AFTERNOON. .MLB WATCHES/WARNINGS/ADVISORIES... FL...NONE. AM...NONE. && FORECASTS...LASCODY IMPACT WX...WEITLICH
Hazardous weather outlook, Jul 1, 11:17 AM EDT, 3 hours 33 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE MELBOURNE FL 1117 AM EDT MON JUL 1 2013 AMZ550-552-555-570-572-575-FLZ041-044>047-053-054-058-059-064-141- 144-147-012300- 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- 1117 AM EDT MON JUL 1 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL FLORIDA. .DAY ONE...THIS AFTERNOON AND TONIGHT. .THUNDERSTORM IMPACT... NUMEROUS TO WIDESPREAD SHOWERS ARE EXPECTED TO DEVELOP AND MOVE QUICKLY NORTH TO NORTHEAST ACROSS EAST CENTRAL FLORIDA THIS AFTERNOON. WHILE THE EAST COAST SEA BREEZE IS NOT EXPECTED TO FORM TODAY...HIGH AVAILABLE MOISTURE COMBINED WITH MID TO UPPER LEVEL AREAS OF LIFT AND INSTABILITY WILL GENERATE SCATTERED LIGHTNING STORMS OVER THE AREA. A FEW STORMS MAY BECOME STRONG LATER TODAY WITH THE PRIMARY THREATS BEING FREQUENT CLOUD TO GROUND LIGHTNING AND STRONG WIND GUSTS IN EXCESS OF 50 MPH. STORM MOTION WILL BE TOWARD THE NORTH TO NORTHEAST AROUND 30 TO 35 MPH. PERSONS PLANNING OUTDOOR ACTIVITIES SHOULD REMAIN AWARE THAT STORMS MAY APPROACH RAPIDLY FROM THE SOUTH. BE PREPARED TO MOVE INSIDE A STURDY BUILDING WELL BEFORE STORMS APPROACH YOUR AREA. .FLOOD IMPACT... NUISANCE FLOODING WILL BE POSSIBLE IN LOW SPOTS AND ON ROADWAYS. A QUICK ONE TO TWO INCHES OF RAIN MAY OCCUR IN AN HOUR OR LESS AS WIDESPREAD SHOWERS AND SCATTERED STORMS WITH MODERATE TO HEAVY RAINFALL PREVAIL THROUGH THE DAY. .RIP CURRENT IMPACT... RIP CURRENT RISK WILL BE LOW TO MODERATE ALONG AREA BEACHES TODAY. STRONG SOUTHERLY WINDS WILL GENERATE AN OFFSHORE MOVING CURRENT THAT WILL COMBINE WITH A HIGH ASTRONOMICAL TIDE TO ENHANCE THE PULL OF ANY RIP CURRENTS THAT MAY DEVELOP. THE THREAT WILL BE HIGHEST BETWEEN 12:30 PM AND 7:00 PM DUE TO TIDAL EFFECTS. CHECK WITH BEACH PATROL FOR LOCAL CONDITIONS AND ALWAYS SWIM AT GUARDED BEACHES. .MARINE THUNDERSTORM GUST IMPACT... STRONG SOUTH TO SOUTHWEST WINDS ALOFT WILL ALLOW SCATTERED LIGHTNING STORMS TO MOVE NORTH TO NORTHEAST UP TO 30 TO 35 MPH. WHILE THE WINDS WILL PREVENT THE FORMATION OF THE EAST COAST SEA BREEZE... THEIR RAPID MOTION WILL GIVE THEM A MODERATE POTENTIAL TO PRODUCE WIND GUSTS IN EXCESS OF 35 KNOTS OVER INLAND LAKES AS WELL AS COASTAL WATERWAYS. .WIND AND SEA IMPACT... SOUTHERLY WINDS BETWEEN 15 TO 20 KNOTS WILL PREVAIL OVER THE WATERS THROUGH MID AFTERNOON BEFORE GRADUALLY DIMINISHING BY SUNSET. WHILE THE OFFSHORE WIND COMPONENT WILL LIMIT WAVE GROWTH...IT ALSO WILL GENERATE CHOPPY SHORT PERIOD WIND WAVES WITHIN A FEW MILES OF THE COAST. WAVES 3 TO 5 FEET NEARSHORE AND 4 TO 6 FEET OFFSHORE WITH DOMINANT PERIODS AT OR BELOW 7 SECONDS CAN BE EXPECTED. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. SHOWER AND THUNDERSTORM CHANCES WILL REMAIN HIGH THROUGH MIDWEEK AND WILL THEN DIMINISH AS THE PREVAILING FLOW GRADUALLY SHIFTS TO THE SOUTHEAST. A FEW STRONGER STORMS WILL BE POSSIBLE EACH AFTERNOON WITH THE PRIMARY THREATS BEING FREQUENT CLOUD TO GROUND LIGHTNING...GUSTY WINDS AND LOCALLY HEAVY RAINFALL. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE REQUESTED TO MONITOR THE WEATHER AND SELF ACTIVATE IF NEEDED. BRAGAW/WEITLICH
In the hours before
Special weather statement, Jul 1, 2:30 PM EDT, 20 minutes before
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</html>Special weather statement, Jul 1, 2:31 PM EDT, 19 minutes before
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</html>Special weather statement, Jul 1, 2:36 PM EDT, 14 minutes before
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</html>Special weather statement, Jul 1, 2:37 PM EDT, 13 minutes before
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</html>Local storm report, Jul 1, 2:44 PM EDT, 6 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MELBOURNE FL
244 PM EDT MON JUL 01 2013
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0220 PM TSTM WND GST 2 S CAPE CANAVERAL 28.37N 80.60W
07/01/2013 M45 MPH BREVARD FL OTHER FEDERAL
WIND GUST FROM USAF WIND TOWER AT 24 FT.
&&
PGSpecial weather statement, Jul 1, 2:50 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
250 PM EDT MON JUL 1 2013
FLZ058-059-011930-
OKEECHOBEE-ST. LUCIE-
250 PM EDT MON JUL 1 2013
...A SIGNIFICANT WEATHER ADVISORY IS IN EFFECT FOR STRONG WIND GUSTS
OVER EASTERN OKEECHOBEE COUNTY...WESTERN ST. LUCIE COUNTY...
* UNTIL 330 PM EDT.
AT 245 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STORM CAPABLE OF PRODUCING STRONG WIND GUSTS OVER FOUR SEASONS
ESTATES...MOVING NORTH AT 30 MPH.
THE PRIMARY THREATS WILL BE CLOUD TO GROUND LIGHTNING STRIKES AND
GUSTY WINDS UP TO 55 MPH...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.
LAT...LON 2717 8091 2719 8091 2723 8099 2729 8101
2764 8087 2764 8078 2756 8078 2756 8054
2720 8060 2720 8067 2716 8068 2716 8072
2720 8080 2714 8088
TIME...MOT...LOC 1850Z 191DEG 26KT 2729 8072
SEDLOCKThe office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 1, 1:02 PM EDT | Special Weather Statement | MLB | Indian River | 43 min |
| Jul 1, 1:05 PM EDT | Special Weather Statement | MLB | Okeechobee | 40 min |
| Jul 1, 1:37 PM EDT | Special Weather Statement | MLB | Brevard | 53 min |
| Jul 1, 1:42 PM EDT | Special Marine Warning | MLB | 63 min | |
| Jul 1, 1:58 PM EDT | Severe Thunderstorm Warning | MLB | Brevard | 32 min |
| Jul 1, 2:23 PM EDT | Special Marine Warning | MLB | 82 min | |
| Jul 1, 2:30 PM EDT | Special Weather Statement | MLB | Brevard | 45 min |
| Jul 1, 2:31 PM EDT | Special Weather Statement | MLB | Orange, Osceola | 59 min |
| Jul 1, 2:36 PM EDT | Special Weather Statement | MLB | Brevard | 39 min |
| Jul 1, 2:37 PM EDT | Special Weather Statement | MLB | Okeechobee | 23 min |
| Jul 1, 3:05 PM EDT | Special Weather Statement | MLB | Seminole | 40 min |
| Jul 1, 3:33 PM EDT | Special Weather Statement | MLB | Orange, Seminole | 42 min |
| Jul 1, 3:49 PM EDT | Special Marine Warning | MLB | 86 min | |
| Jul 1, 4:10 PM EDT | Special Marine Warning | MLB | 95 min | |
| Jul 1, 4:11 PM EDT | Special Weather Statement | MLB | Volusia | 49 min |
| Jul 1, 4:48 PM EDT | Special Weather Statement | MLB | Saint Lucie | 42 min |
Nearby
Special Weather Statements in Florida, 2013Every special weather statement in 2013
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.