Alert archive / Florida / Special Weather Statements in 2013
Special Weather Statement, NWS Melbourne, FL
NWS Melbourne, FL issued this special weather statement at Aug 5, 2013, 2:39 PM EDT for Orange County, Florida. It was in force for 51 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
- Aug 5, 2013, 2:39 PM EDT (18:39 UTC)
- Expired
- Aug 5, 2013, 3:30 PM EDT
- In force
- 51 min
- Issued by
- NWS Melbourne, FL
County Orange County, FL
The radar
The Melbourne radar (KMLB), 75 km from the middle of the area, began a volume at 18:38 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, 6.7 hours before the alert went out and 74 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
- 562 J/kg
- Mixed-layer CIN
- -44 J/kg
- Mixed-layer LCL
- 965 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 25 m²/s²
- 0-3 km storm-relative helicity
- 14 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
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 Aug 5, 9:30 AM EDT, 5 hours 9 minutes earlier.
Area forecast discussion, Aug 5, 9:30 AM EDT, 5 hours 9 minutes before
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</html>Hazardous weather outlook, Aug 5, 1:17 PM EDT, 1 hour 22 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MELBOURNE FL 117 PM EDT MON AUG 5 2013 AMZ550-552-555-570-572-575-FLZ041-044>047-053-054-058-059-064-141- 144-147-060000- 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- 117 PM EDT MON AUG 5 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL FLORIDA. .DAY ONE...THIS AFTERNOON AND TONIGHT. .THUNDERSTORM IMPACT... A WEAK BOUNDARY WILL DROP SOUTHWARD INTO LAKE AND VOLUSIA COUNTIES THIS AFTERNOON...BRINGING ADDITIONAL MOISTURE AND A HIGHER COVERAGE OF STORMS TODAY FOR EAST CENTRAL FLORIDA. SCATTERED SHOWERS AND STORMS ALREADY UNDERWAY EARLY THIS AFTERNOON...MAINLY NORTH AND WEST OF ORLANDO WILL MOVE EAST OR SOUTHEAST AT 10 TO 15 MPH. STORMS WILL INCREASE IN COVERAGE AND INTENSITY AS THEY MOVE TOWARD THE EASTERN SIDE OF THE PENINSULA...WHERE THEY LIKELY WILL INTERACT WITH THE EAST COAST SEA BREEZE BOUNDARY. THE STRONGEST STORMS WILL PRODUCE FREQUENT CLOUD TO GROUND LIGHTNING.. WIND GUSTS OF 40 TO 50 MPH...AND VERY HEAVY RAIN OF ONE TO TWO INCHES IN LESS THAN AN HOUR. .MARINE THUNDERSTORM GUST IMPACT... LIGHTNING STORMS ACROSS THE REGION WILL HAVE THE POTENTIAL TO GENERATE WIND GUSTS OVER 35 KNOTS AND FREQUENT LIGHTNING STRIKES AS THEY MOVE TO THE SOUTHEAST AT 10 TO 15 KNOTS. THE POTENTIAL WILL BE HIGHEST AS STORMS APPROACH THE INTRACOASTAL WATERWAYS AND INTERACT WITH THE EAST COAST SEA BREEZE. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. DRIER CONDITIONS WILL DEVELOP ACROSS EAST CENTRAL FLORIDA AS ONSHORE FLOW SHIFTS THE BEST COVERAGE OF AFTERNOON STORMS OVER THE INTERIOR AND WESTERN FLORIDA PENINSULA THROUGH LATE WEEK. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE ASKED TO CALL THE NATIONAL WEATHER SERVICE IN MELBOURNE IF WINDS OVER 50 MPH OR WIND DAMAGE ARE OBSERVED. SPRATT
In the hours before
Special weather statement, Aug 5, 2:39 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
239 PM EDT MON AUG 5 2013
FLZ045-051930-
ORANGE-
239 PM EDT MON AUG 5 2013
...A SIGNIFICANT WEATHER ADVISORY IS IN EFFECT FOR STRONG WIND GUSTS
OVER SOUTHEASTERN ORANGE COUNTY...
* UNTIL 330 PM EDT.
AT 233 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STORM CAPABLE OF PRODUCING STRONG WIND GUSTS OVER GOLDENROD...MOVING
SOUTHEAST AT 25 MPH.
LOCATIONS IN THE PATH OF THE STORM WHICH MAY EXPERIENCE STRONG WINDS
INCLUDE ORLANDO EXECUTIVE AIRPORT AND UNION PARK.
THE PRIMARY THREATS WILL BE CLOUD TO GROUND LIGHTNING STRIKES AND
GUSTY WINDS UP TO 50 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 2862 8141 2862 8133 2861 8132 2861 8121
2845 8094 2834 8120 2835 8121
TIME...MOT...LOC 1839Z 312DEG 23KT 2857 8127
WEITLICHThe office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 5, 3:25 PM EDT | Special Weather Statement | MLB | Osceola | 50 min |
| Aug 5, 3:51 PM EDT | Special Weather Statement | MLB | Osceola | 84 min |
| Aug 5, 4:07 PM EDT | Areal Flood Advisory | MLB | Saint Lucie | 113 min |
| Aug 5, 4:19 PM EDT | Special Marine Warning | MLB | 86 min | |
| Aug 5, 4:28 PM EDT | Severe Thunderstorm Warning | MLB | Indian River, Okeechobee, Osceola | 47 min |
| Aug 5, 4:42 PM EDT | Special Weather Statement | MLB | Martin | 48 min |
| Aug 5, 5:01 PM EDT | Special Marine Warning | MLB | 59 min | |
| Aug 5, 5:16 PM EDT | Special Weather Statement | MLB | Volusia | 44 min |
| Aug 5, 5:26 PM EDT | Areal Flood Advisory | MLB | Okeechobee | 2 hr |
| Aug 5, 6:15 PM EDT | Areal Flood Advisory | MLB | Lake | 90 min |
| Aug 5, 6:15 PM EDT | Special Weather Statement | MLB | Orange | 45 min |
| Aug 5, 6:22 PM EDT | Areal Flood Advisory | MLB | Orange, Osceola | 83 min |
| Aug 5, 7:23 PM EDT | Special Weather Statement | MLB | Orange | 52 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.