Alert archive / Florida / Lake Wind Advisories in 2015

Lake Wind Advisory 9, NWS Melbourne, FL

October 18, 2015Volusia County, Florida

NWS Melbourne, FL issued this lake wind advisory at Oct 18, 2015, 8:28 PM EDT for Volusia County, Florida. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued: Oct 18, 2015, 8:28 PM EDT (00:28 UTC)
Expired: Oct 19, 2015, 4:00 AM EDT
In force: 8 hr
Issued by: NWS Melbourne, FL

County Volusia County, FL

The radar

The Melbourne radar (KMLB), 116 km from the middle of the area, began a volume at 00:30 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 00:00Z, 0.5 hours before the alert went out and 91 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 49 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 999 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: -88 m²/s²
0-3 km storm-relative helicity: 41 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this lake wind advisory 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 lake wind advisory went out at Oct 18, 3:52 PM EDT, 4 hours 36 minutes earlier.

Area forecast discussion, Oct 18, 3:52 PM EDT, 4 hours 36 minutes before

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Hazardous weather outlook, Oct 18, 7:50 PM EDT, 38 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MELBOURNE FL
750 PM EDT SUN OCT 18 2015

AMZ550-552-555-570-572-575-FLZ041-044>047-053-054-058-059-064-141-
144-147-191000-
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-
750 PM EDT SUN OCT 18 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL FLORIDA.

.DAY ONE...TONIGHT.

.HIGH WIND IMPACT...
A LAKE WIND ADVISORY IS IN EFFECT FOR THE EAST CENTRAL FLORIDA COAST
THROUGH EARLY MONDAY MORNING. EXPECT GUSTY NORTHEAST WINDS OF 20 TO
30 MPH. CHOPPY WAVES WILL CREATE DANGEROUS CONDITIONS FOR SMALL
VESSELS ON AREA WATERWAYS.

.RIP CURRENT IMPACT...
HEAVY BREAKING WAVES AND HAZARDOUS CURRENTS WILL CONTINUE A HIGH
SURF ZONE DANGER FOR ANYONE VENTURING INTO THE OCEAN.

.COASTAL FLOOD IMPACT...
BREAKING WAVES SUNDAY AFTERNOON IN THE 4 TO 5 FOOT RANGE CAUSED
MINOR BEACH EROSION WELL AWAY FROM THE DUNES.  GUSTY NORTHEAST WINDS
WILL CONTINUE TO BUILD SEAS WITH HEIGHTS OFFSHORE REACHING 10 TO 12
FEET. WAVE RUN UP WILL BE GREATER AT THE NEXT HIGH TIDE AROUND
MIDNIGHT...BUT SHOULD ONLY REACH THE DUNE LINE AT BEACHES WHICH
ARE TRADITIONALLY MOST VULNERABLE.

.WIND AND SEA IMPACT...
STRONG SMALL CRAFT ADVISORY CONDITIONS WILL CONTINUE WITH NORTHEAST
WINDS 20 TO 25 KNOTS AND GUSTY.  THIS WILL GENERATE SEAS 6 TO 8 FEET
NEAR SHORE AND UP TO 12 FEET IN THE GULF STREAM.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.
WINDY CONDITIONS WILL ONLY SLOWLY DIMINISH MONDAY NIGHT AND TUESDAY
BUT BREEZY ONSHORE FLOW WILL PERSIST THROUGH THE WEEK.  THIS WILL
KEEP BEACH AND BOATING CONDITIONS HAZARDOUS. MINOR BEACH EROSION IS
ALSO POSSIBLE WELL INTO THE WORK WEEK.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL NOT BE NEEDED TONIGHT.

LASCODY

The office that day

Everything else NWS Melbourne, FL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 18, 8:42 PM EDT	Beach Hazards Statement	MLB	Volusia	8 hr
Oct 19, 4:13 AM EDT	Coastal Flood Advisory	MLB	Volusia	24 hr
Oct 19, 4:13 AM EDT	High Surf Advisory	MLB	Volusia	24 hr
Oct 19, 4:16 AM EDT	Lake Wind Advisory	MLB	Volusia	16 hr

Nearby

Lake Wind Advisories in Florida, 2015 Every lake wind advisory in 2015

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.