Alert archive / Florida / Special Weather Statements in 2011
Special Weather Statement, NWS Melbourne, FL
NWS Melbourne, FL issued this special weather statement at Jul 15, 2011, 3:16 PM EDT for Volusia County, Florida. It was in force for 29 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 15, 2011, 3:16 PM EDT (19:16 UTC)
- Expired
- Jul 15, 2011, 3:45 PM EDT
- In force
- 29 min
- Issued by
- NWS Melbourne, FL
County Volusia County, FL
The radar
The Melbourne radar (KMLB), 106 km from the middle of the area, began a volume at 19:19 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, 7.3 hours before the alert went out and 89 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
- 595 J/kg
- Mixed-layer CIN
- -73 J/kg
- Mixed-layer LCL
- 972 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- 9 m²/s²
- 0-3 km storm-relative helicity
- 6 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 15, 9:37 AM EDT, 5 hours 39 minutes earlier.
Area forecast discussion, Jul 15, 9:37 AM EDT, 5 hours 39 minutes before
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</html>Hazardous weather outlook, Jul 15, 11:51 AM EDT, 3 hours 25 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MELBOURNE FL 1151 AM EDT FRI JUL 15 2011 AMZ550-552-555-570-572-575-FLZ041-044>047-053-054-058-059-064-141- 144-147-152100- 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- 1151 AM EDT FRI JUL 15 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL FLORIDA. .DAY ONE...TODAY AND TONIGHT. .THUNDERSTORM IMPACT... ABUNDANT MOISTURE COMBINED WITH LIGHT SURFACE WINDS WILL ALLOW SHOWERS AND LIGHTNING STORMS TO FORM ALONG NUMEROUS BREEZE BOUNDARIES THIS AFTERNOON AND EVENING. STORMS OVER THE WESTERN PENINSULA WILL SPREAD INTO THE CENTRAL FLORIDA INTERIOR AROUND MID DAY AND CONTINUE TO ADVANCE SLOWLY EASTWARD AT 5 TO 10 MPH. OTHER SHOWERS AND STORMS WILL DEVELOP NEAR THE EAST COAST AND WILL MOVE SLOWLY INLAND. THE GREATEST COVERAGE OF STORMS IS EXPECTED BETWEEN 300 PM AND 600 PM ACROSS THE EASTERN THIRD OF THE STATE. THE GREATEST THREAT FROM STORMS TODAY WILL BE FROM FREQUENT CLOUD TO GROUND LIGHTNING. A FEW OF THE MORE INTENSE STORMS MAY ALSO PRODUCE LOCALLY STRONG WIND GUSTS OF 40 TO 45 MPH. SCATTERED STORMS WILL LINGER INTO THE EARLY EVENING. .FLOOD IMPACT... SLOW STORM MOTION TODAY WILL ALLOW A QUICK ONE TO TWO INCHES OF RAIN TO FALL AS THE STORMS PASS...WITH LOCALLY HIGHER AMOUNTS POSSIBLE. SUCH RAINFALL TOTALS WILL RESULT IN PONDING OF WATER ON ROADWAYS AND IN LOW SPOTS. MOTORISTS SHOULD USE EXTREME CAUTION WHEN ENCOUNTERING FLOODED LOCATIONS. .MARINE THUNDERSTORM GUST IMPACT... BOATERS SHOULD BE ALERT FOR SLOW MOVING AND INTENSIFYING STORMS OVER INLAND LAKES...THE INTRACOASTAL WATERWAY AND THE ATLANTIC NEAR SHORE WATERS. CLOUD TO WATER LIGHTNING STRIKES AND GUSTY WINDS TO AROUND 35 KNOTS WILL BE POSSIBLE WITH A FEW STRONGER STORMS. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH NEXT THURSDAY. ABOVE NORMAL COVERAGE OF SHOWERS AND THUNDERSTORMS WILL CONTINUE ACROSS EAST CENTRAL FLORIDA OVER THE WEEKEND AND INTO EARLY NEXT WEEK AS ABUNDANT MOISTURE COMBINES WITH A WEAK FRONTAL BOUNDARY SLIDING SOUTH INTO THE AREA. SLOW STORM MOVEMENT WILL CONTINUE TO BRING LOCALIZED HEAVY RAINFALL AMOUNTS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED TODAY. RAINFALL SPOTTERS ARE REQUESTED TO REPORT RAIN AMOUNTS OVER THREE INCHES TO THE NATIONAL WEATHER SERVICE IN MELBOURNE. SPRATT
In the hours before
Special weather statement, Jul 15, 3:16 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
316 PM EDT FRI JUL 15 2011
FLZ041-044-046-151945-
INLAND VOLUSIA COUNTY-NORTHERN LAKE COUNTY-SEMINOLE-
316 PM EDT FRI JUL 15 2011
...A SIGNIFICANT WEATHER ADVISORY IS IN EFFECT FOR STRONG WIND GUSTS
BETWEEN 45 AND 50 MPH AND SMALL HAIL OVER EASTERN LAKE COUNTY...
NORTHWESTERN SEMINOLE COUNTY...SOUTHERN VOLUSIA COUNTY...
* UNTIL 345 PM EDT.
AT 315 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STORMS CAPABLE OF PRODUCING STRONG WINDS AND SMALL HAIL OVER DE
BARY...MOVING EAST AT 5 MPH.
LOCATIONS IN THE PATH OF THE STORM WHICH MAY EXPERIENCE STRONG WINDS
AND SMALL HAIL INCLUDE DEBARY...AND LAKE MONROE
THE PRIMARY THREAT WILL BE CLOUD TO GROUND LIGHTNING STRIKES AND
GUSTY WINDS OF 45 TO 50 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
STORMS PASS.
LAT...LON 2896 8115 2877 8114 2879 8145 2896 8147
2901 8119
TIME...MOT...LOC 1915Z 266DEG 5KT 2888 8136
JPThe office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 15, 4:10 PM EDT | Special Weather Statement | MLB | Orange | 35 min |
| Jul 15, 4:16 PM EDT | Special Weather Statement | MLB | Orange | 44 min |
| Jul 15, 4:25 PM EDT | Severe Thunderstorm Warning | MLB | Orange, Seminole | 20 min |
| Jul 15, 4:39 PM EDT | Areal Flood Advisory | MLB | Orange, Osceola, Seminole | 111 min |
| Jul 15, 4:49 PM EDT | Areal Flood Advisory | MLB | Volusia | 116 min |
| Jul 15, 5:12 PM EDT | Special Weather Statement | MLB | Brevard, Osceola | 63 min |
| Jul 15, 5:33 PM EDT | Special Marine Warning | MLB | 87 min | |
| Jul 15, 5:43 PM EDT | Special Weather Statement | MLB | Okeechobee | 47 min |
| Jul 15, 6:24 PM EDT | Areal Flood Advisory | MLB | Okeechobee, Osceola | 111 min |
| Jul 15, 6:29 PM EDT | Areal Flood Advisory | MLB | Orange, Seminole | 2 hr |
| Jul 15, 6:31 PM EDT | Special Weather Statement | MLB | Indian River | 44 min |
Nearby
Special Weather Statements in Florida, 2011Every special weather statement in 2011
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.