Alert archive / Florida / Special Weather Statements in 2016
Special Weather Statement, NWS Melbourne, FL
NWS Melbourne, FL issued this special weather statement at Mar 29, 2016, 2:47 PM EDT for Osceola County, Florida. It was in force for 58 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
- Mar 29, 2016, 2:47 PM EDT (18:47 UTC)
- Expired
- Mar 29, 2016, 3:45 PM EDT
- In force
- 58 min
- Issued by
- NWS Melbourne, FL
County Osceola County, FL
The radar
The Melbourne radar (KMLB), 70 km from the middle of the area, began a volume at 18:49 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 97 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
- 1668 J/kg
- Mixed-layer CIN
- -31 J/kg
- Mixed-layer LCL
- 713 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 37 m²/s²
- 0-3 km storm-relative helicity
- 42 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 2.7
The text
As transmitted.
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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 Mar 29, 9:39 AM EDT, 5 hours 8 minutes earlier.
Area forecast discussion, Mar 29, 9:39 AM EDT, 5 hours 8 minutes before
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</html>Hazardous weather outlook, Mar 29, 5:47 AM EDT, 9 hours before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MELBOURNE FL 547 AM EDT TUE MAR 29 2016 AMZ550-552-555-570-572-575-FLZ041-044>047-053-054-058-059-064-141- 144-147-292200- 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- 547 AM EDT TUE MAR 29 2016 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL FLORIDA. .DAY ONE...TODAY AND TONIGHT. .THUNDERSTORM IMPACT... A WEAK FRONTAL BOUNDARY WILL SETTLE SLOWLY THROUGH CENTRAL FLORIDA AND BRING SLIGHT LOW LEVEL DRYING. HOWEVER...A CONVECTIVE SYSTEM OVER THE GULF OF MEXICO WILL MOVE QUICKLY EASTWARD AND CROSS THE FLORIDA PENINSULA THIS AFTERNOON. THIS SYSTEM WILL BRING WIDESPREAD CLOUDS AND SCATTERED TO NUMEROUS SHOWERS WITH ISOLATED STORMS. PRESENT INDICATIONS ARE THAT THE POTENTIAL FOR SEVERE STORMS WILL BE OVER SOUTH FLORIDA...BUT A FEW STRONG STORMS WITH FREQUENT LIGHTNING STRIKES ARE POSSIBLE AROUND OKEECHOBEE AND THE TREASURE COAST. .FLOOD IMPACT... STRONGER AND SLOWER MOVING STORMS WILL BE CAPABLE OF DROPPING A QUICK 2 OR 3 INCHES OF RAINFALL. THIS WOULD RESULT IN CONSIDERABLE STANDING WATER ON ROADWAYS AND OTHER POORLY DRAINED AREAS. THE GREATEST POTENTIAL FOR HEAVY RAINFALL SHOULD BE FROM OSCEOLA AND BREVARD COUNTY TO OKEECHOBEE AND THE TREASURE COAST. .MARINE THUNDERSTORM GUST IMPACT... ISOLATED STRONG STORMS MOVING OFF THE MAINLAND INTO THE ATLANTIC WILL BE CAPABLE OF PRODUCING WIND GUSTS AROUND 35 KNOTS...MAINLY DURING THE LATE AFTERNOON AND EARLY EVENING. STORM MOTION IS EXPECTED TO BE TO THE EAST AROUND 20 KNOTS. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. AFTER A SHORT BREAK FROM THUNDERSTORM CHANCES ON WEDNESDAY... ISOLATED TO SCATTERED AFTERNOON LIGHTNING STORMS ARE EXPECTED FROM LATE WEEK THROUGH THE WEEKEND. THE PRIMARY THREAT WILL BE FREQUENT LIGHTNING STRIKES AND TORRENTIAL DOWNPOURS...BUT BOUNDARY INTERACTIONS COULD PRODUCE A FEW SEVERE STORMS TOO. ONSHORE WINDS WILL INCREASE WEDNESDAY...LEADING TO POOR BOATING CONDITIONS THAT WILL CONTINUE INTO LATE WEEK AS WINDS VEER TO THE SOUTHEAST AND SOUTH. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE REQUESTED TO MONITOR THE WEATHER AND SELF ACTIVATE IF NEEDED. LASCODY
In the hours before
Special weather statement, Mar 29, 2:47 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
247 PM EDT TUE MAR 29 2016
FLZ053-291945-
OSCEOLA FL-
247 PM EDT TUE MAR 29 2016
...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL OSCEOLA COUNTY UNTIL 345
PM EDT...
AT 246 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 10
MILES SOUTH OF POINCIANA...OR 10 MILES NORTHWEST OF LAKE KISSIMMEE...
MOVING EAST NORTHEAST AT 15 MPH.
DIME SIZE HAIL AND WIND GUSTS UP TO 50 MPH WILL BE POSSIBLE WITH THIS
STORM.
LOCATIONS IMPACTED INCLUDE...
HARMONY.
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 2806 8146 2806 8144 2801 8138 2804 8136
2807 8137 2807 8135 2808 8135 2809 8140
2809 8146 2822 8117 2802 8101 2791 8131
2794 8135 2794 8134 2795 8134 2798 8138
2800 8139 2800 8142 2804 8146
TIME...MOT...LOC 1846Z 246DEG 14KT 2802 8141
KELLYThe office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 29, 3:07 PM EDT | Areal Flood Advisory | MLB | Martin | 113 min |
| Mar 29, 3:23 PM EDT | Special Weather Statement | MLB | Indian River | 52 min |
| Mar 29, 3:27 PM EDT | Special Weather Statement | MLB | Osceola | 48 min |
| Mar 29, 3:38 PM EDT | Areal Flood Advisory | MLB | Osceola | 2 hr |
| Mar 29, 3:42 PM EDT | Severe Thunderstorm Warning | MLB | Osceola | 27 min |
| Mar 29, 3:46 PM EDT | Special Weather Statement | MLB | Indian River | 44 min |
| Mar 29, 3:52 PM EDT | Special Weather Statement | MLB | Polk | 38 min |
| Mar 29, 4:17 PM EDT | Special Weather Statement | MLB | Okeechobee | 58 min |
| Mar 29, 4:58 PM EDT | Areal Flood Advisory | MLB | Okeechobee, Saint Lucie | 92 min |
| Mar 29, 5:27 PM EDT | Special Weather Statement | MLB | Martin | 48 min |
Nearby
Special Weather Statements in Florida, 2016Every 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.