Alert archive / Florida / Lake Wind Advisories in 2012

Lake Wind Advisory 14, NWS Tampa Bay, FL

October 25, 20126 counties in Florida

NWS Tampa Bay, FL issued this lake wind advisory at Oct 25, 2012, 7:11 PM EDT for 6 counties in Florida. It took effect at Oct 26, 2012, 7:00 AM EDT. It was in force for 37 hr.

The area

The counties it named.

The facts

Issued
Oct 25, 2012, 7:11 PM EDT (23:11 UTC)
In effect from
Oct 26, 2012, 7:00 AM EDT
Expired
Oct 27, 2012, 8:00 PM EDT
In force
37 hr
Issued by
NWS Tampa Bay, FL

Counties DeSoto County, FL, Hardee County, FL, Highlands County, FL, Pinellas County, FL, Polk County, FL, Sumter County, FL

The radar

The Tampa radar (KTBW), 49 km from the middle of the area, began a volume at 23:14 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

Miami, FL (KMFL), launched 12:00Z, 11.2 hours before the alert went out and 270 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-pSkew-T log-p diagram, Miami, FL at 12:00Z on 2012-10-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 558 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Miami, FL at 12:00Z on 2012-10-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -13 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
558 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
717 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
-13 m²/s²
0-3 km storm-relative helicity
-24 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.1

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 Tampa Bay, FL wrote its last area forecast discussion before this lake wind advisory went out at Oct 25, 1:50 PM EDT, 5 hours 21 minutes earlier.

Area forecast discussion, Oct 25, 1:50 PM EDT, 5 hours 21 minutes before
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Hazardous weather outlook, Oct 25, 4:49 AM EDT, 14 hours 22 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
449 AM EDT THU OCT 25 2012

FLZ039-042-043-048>052-055>057-060>062-065-GMZ830-850-853-856-870-
873-876-252100-
LEVY-CITRUS-SUMTER-HERNANDO-PASCO-PINELLAS-HILLSBOROUGH-POLK-
MANATEE-HARDEE-HIGHLANDS-SARASOTA-DESOTO-CHARLOTTE-LEE-
TAMPA BAY WATERS-TARPON SPRINGS TO SUWANNEE RIVER OUT 20 NM-
ENGLEWOOD TO TARPON SPRINGS OUT 20 NM-
BONITA BEACH TO ENGLEWOOD OUT 20 NM-
TARPON SPRINGS TO SUWANNEE RIVER OUT 20 TO 60 NM-
ENGLEWOOD TO TARPON SPRINGS OUT 20 TO 60 NM-
BONITA BEACH TO ENGLEWOOD OUT 20 TO 60 NM-
449 AM EDT THU OCT 25 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WEST CENTRAL AND SOUTHWEST
FLORIDA.

.DAY ONE...TODAY AND TONIGHT.

...WIND AND SEA IMPACT...
CONTINUED SMALL CRAFT ADVISORY CONDITIONS TODAY AND TONIGHT FOR
MOST OF THE WATERS OF WEST CENTRAL AND SOUTHWEST FLORIDA. BOATERS
ARE URGED TO USE CAUTION ON AREA WATERS. WINDS AND SEAS WILL
GRADUALLY BEGIN INCREASING TONIGHT AS THE GRADIENT BEGINS TO
TIGHTEN OVER THE EASTERN GULF OF MEXICO.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

...WIND AND SEA IMPACT...
HURRICANE SANDY IS EXPECTED TO MOVE OVER THE BAHAMAS FRIDAY AND
FRIDAY NIGHT. ALTHOUGH THE WATERS OF THE EASTERN GULF WILL BE WELL
WEST OF THE CENTER...LARGE EXPANDING WIND FIELD WILL CAUSE WINDS
AND SEAS TO BUILD FRIDAY...AND PERSIST FRIDAY NIGHT AND SATURDAY
WITH ROUGH CONDITIONS EXPECTED. WINDS AND SEAS WILL SUBSIDE
SOMEWHAT ON SUNDAY...BUT WILL REMAIN NEAR OR ABOVE SMALL CRAFT
ADVISORY CONDITIONS AS NORTHWEST WINDS INCREASE BEHIND A COLD
FRONT LATE THIS WEEKEND INTO EARLY NEXT WEEK.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY.

OGLESBY

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 25, 5:12 AM EDTLake Wind AdvisoryTBWDeSoto, Hardee, Highlands, Polk14 hr

Nearby

Lake Wind Advisories in Florida, 2012Every lake wind advisory in 2012

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.