Alert archive / Florida / Special Weather Statements in 2011
Special Weather Statement, NWS Melbourne, FL
NWS Melbourne, FL issued this special weather statement at Jun 27, 2011, 1:20 PM EDT for Volusia 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
- Jun 27, 2011, 1:20 PM EDT (17:20 UTC)
- Expired
- Jun 27, 2011, 2:00 PM EDT
- In force
- 40 min
- Issued by
- NWS Melbourne, FL
County Volusia County, FL
The radar
The Melbourne radar (KMLB), 127 km from the middle of the area, began a volume at 17:20 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
Jacksonville, FL (KJAX), launched 12:00Z, 5.3 hours before the alert went out and 157 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
- 311 J/kg
- Mixed-layer CIN
- -167 J/kg
- Mixed-layer LCL
- 1298 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- 13 m²/s²
- 0-3 km storm-relative helicity
- -9 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 Jun 26, 2:19 PM EDT, 23 hours 1 minute earlier.
Area forecast discussion, Jun 26, 2:19 PM EDT, 23 hours 1 minute before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MELBOURNE FL 219 PM EDT SUN JUN 26 2011 .DISCUSSION... CURRENT...RADAR INDICATING THAT A SEA BREEZE HAD FORMED AND WAS IN THE VICINITY OF THE INTERSTATE 95 CORRIDOR AND SHOULD NOT MOVE MUCH MORE TO THE WEST. STORMS FINALLY FIRING UP WITH MORE STORMS TO THE WEST AND SOUTHWEST MOVING TOWARD OSCEOLA AND OKEECHOBEE COUNTIES. TONIGHT...LOW LEVEL RIDGE AXIS LOCATED VICINITY OF LAKE OKEECHOBEE WILL SLOWLY MOVE NORTHWARD UP THE PENINSULA OVERNIGHT AND MONDAY. LIGHT SOUTHWEST FLOW BECOMES LIGHT TO CALM AS THE RIDGE AXIS MOVES OVERTOP CENTRAL FLORIDA. STILL PLENTY OF MOISTURE WITH FORECAST PRECIPITABLE WATER(PW) VALUES AT OR ABOVE TWO/2 INCHES...LATE SUNDAY MORNING CAPE CANAVERAL SOUNDING REPORTED AROUND 2.15 INCHES OF PW SO SCATTERED SHOWERS AND STORMS FROM BOUNDARY INTERACTIONS STILL A POSSIBILITY THIS EVENING. STORMS AND SHOWERS SHOULD WIND DOWN LATE EVENING WITH MID AND HIGH LEVEL CLOUDINESS REMAINING UNTIL AFTER MIDNIGHT. WITH DEW POINTS IN THE LOW AND MID 70S AND CLOUD COVER LINGERING WELL PAST MIDNIGHT MORNING LOWS SHOULD BE IN THE MID 70S RANGE EXCEPT FOR THE SOUTHWEST SECTION WHERE LOWS ARE FORECAST TO BE LOWER 70S/AROUND 70 RANGE. MONDAY...SURFACE RIDGE AXIS MOVES THROUGH CENTRAL FLORIDA. LIGHT WINDS WITH A SEA BREEZE COMPONENT IN THE AFTERNOON. PRECIPITABLE WATER VALUES STILL VERY HIGH AT MORE THAN 2 INCHES ALONG WITH WEAK DISTURBANCES MOVING OVERHEAD IN THE 500MB FLOW AND BOUNDARY INTERACTIONS WILL KEEP POP IN THE LIKELY/60 RANGE IN THE AFTERNOON. WARM DAY WITH HIGHS IN THE LOWER 90S. TUE-SAT...PREVIOUS DISCUSSION...AREA REMAINS UNDER A COL REGION OR DEFORMATION ZONE AT 500 MB WITH UPPER HIGH CENTERS TO OUR WEST OVER THE SOUTHERN PLAINS AND TO OUR EAST OVER THE SW ATLC. THIS WILL KEEP SOMEWHAT LOWER THAN NORMAL HEIGHTS ACROSS THE AREA. IN THE LOWER LEVELS... THE RIDGE AXIS WILL GRADUALLY LIFT NORTHWARD FROM SOUTH FLORIDA AND OPEN THE FORECAST AREA TO A MORE MARITIME (ATLC) FLOW FOR THE FIRST HALF OF THE WEEK. NAM/GFS/ECMWF SHOW SOME MOISTURE AND MID LEVEL ENERGY GETTING DRAWN NORTHEAST FROM THE CARIBBEAN ACROSS CENTRAL/SOUTH FL MON-TUE WHICH COULD ENHANCE CLOUDS AND SHOWER CHANCES. MOS LIMITS MAX TEMPS TO THE MID- UPPER 80S COAST AND AROUND 90 INLAND MON-TUE BUT HAVE GONE A DEGREE OR TWO ABOVE MODEL GUIDANCE GIVEN THE MILD LOWS AND UNCERTAINTY WITH TIMING. RIDGE AXIS RELOCATES SOUTH BY THU AS ANOTHER FRONTAL TROUGH SETTLES INTO THE DEEP SOUTH. MOISTURE VALUES LOOK TO REMAIN ELEVATED WITH PRECIPITABLE WATER VALUES AROUND 2 INCHES SO SCATTERED (40-50 PERCENT) POPS CAN BE EXPECTED WITH MAX TEMPS AROUND OR SLIGHTLY ABOVE NORMAL. && .AVIATION... TEMPO MVFR/IFR THROUGH 02Z IN AND NEAR STORMS THEN VFR WITH MID AND HIGH LEVEL CLOUDS REST OF THE NIGHT. && .MARINE... REST OF TODAY AND TONIGHT... SEA BREEZE COMPONENT AT THE COAST SHIFTS BACK TO THE SOUTHWEST DURING THE EVENING. WINDS SHOULD BECOME LIGHT AFTER MIDNIGHT AS THE SURFACE RIDGE MOVES ACROSS EAST CENTRAL FLORIDA AND COASTAL WATERS BETWEEN FLAGLER BEACH AND JUPITER INLET. MON...LIGHT WINDS BECOMING ONSHORE LATE AS BOTH THE SEA BREEZE AND BOTTOM OF THE HIGH MOVES UP THE PENINSULA. TUE-THU...ATLC RIDGE AXIS IS FORECAST TO LIFT ACROSS NORTH FLORIDA EARLY TUE THEN SETTLE BACK TO THE SOUTH BY THU AS ANOTHER FRONTAL TROUGH PUSHES INTO THE DEEP SOUTH. SFC/BNDRY LYR WINDS WILL BACK TO THE E/SE BTWN 10-15KTS MON-TUE THEN VEER TO THE S/SW BY THU. SEAS 1-2 FT NEARSHORE AND 2-3FT OFFSHORE. SCT SHRAS AND TSRAS. && .FIRE WEATHER... SCATTERED COVERAGE OF RAIN/STORMS EACH AFTERNOON CONTINUES TO WET FUELS. LIGHTNING STORMS WILL CONTINUE TO BE AN ISSUE. NO LOW RH CONCERNS. && .PRELIMINARY POINT TEMPS/POPS... DAB 74 88 73 87 / 30 60 20 50 MCO 75 90 73 88 / 30 70 30 50 MLB 75 85 75 87 / 40 70 30 60 VRB 74 88 74 88 / 40 60 30 60 LEE 76 89 74 88 / 30 70 30 40 SFB 76 91 74 89 / 30 70 30 50 ORL 76 89 74 89 / 30 70 30 50 FPR 72 88 73 88 / 40 60 30 60 && .MLB WATCHES/WARNINGS/ADVISORIES... FL...NONE. AM...NONE. && SHORT TERM/AVIATION...WIMMER LONG TERM....HAGEMEYER
The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 27, 2:26 PM EDT | Areal Flood Advisory | MLB | Volusia | 75 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.