Alert archive / Florida / Lake Wind Advisories in 2012
Lake Wind Advisory 10, NWS Tampa Bay, FL
NWS Tampa Bay, FL issued this lake wind advisory at Apr 30, 2012, 3:35 AM EDT for 5 counties in Florida. It took effect at Apr 30, 2012, 12:00 PM EDT. It was in force for 7 hr.
The area
The counties it named.
The facts
- Issued
- Apr 30, 2012, 3:35 AM EDT (07:35 UTC)
- In effect from
- Apr 30, 2012, 12:00 PM EDT
- Expired
- Apr 30, 2012, 7:00 PM EDT
- In force
- 7 hr
- Issued by
- NWS Tampa Bay, FL
Counties DeSoto County, FL, Hardee County, FL, Highlands County, FL, Pinellas County, FL, Polk County, FL
The radar
The Tampa radar (KTBW), 53 km from the middle of the area, began a volume at 07:39 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
Tampa Bay, FL (KTBW), launched 00:00Z, 7.6 hours before the alert went out and 53 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
- 329 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 1263 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- -19 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Apr 29, 2:15 PM EDT, 13 hours 20 minutes earlier.
Area forecast discussion, Apr 29, 2:15 PM EDT, 13 hours 20 minutes before
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</html>Hazardous weather outlook, Apr 29, 4:45 AM EDT, 22 hours 50 minutes before
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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.