Alert archive / Florida / Lake Wind Advisories in 2006

Lake Wind Advisory 13, NWS Jacksonville, FL

April 9, 2006Flagler County, Nassau County, Florida; Camden County, Glynn County, Georgia

NWS Jacksonville, FL issued this lake wind advisory at Apr 9, 2006, 2:22 AM EDT for Flagler County, Nassau County, Florida; Camden County, Glynn County, Georgia. It took effect at Apr 9, 2006, 11:00 AM EDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued: Apr 9, 2006, 2:22 AM EDT (06:22 UTC)
In effect from: Apr 9, 2006, 11:00 AM EDT
Expired: Apr 9, 2006, 6:00 PM EDT
In force: 7 hr
Issued by: NWS Jacksonville, FL

Counties Flagler County, FL, Nassau County, FL, Camden County, GA, Glynn County, GA

The radar

The Jacksonville radar (KJAX), 17 km from the middle of the area, began a volume at 06:23 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

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 6.4 hours before the alert went out and 264 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: 723 J/kg
Mixed-layer CIN: -49 J/kg
Mixed-layer LCL: 712 m above ground
0-6 km bulk shear: 60 kt
0-1 km storm-relative helicity: 38 m²/s²
0-3 km storm-relative helicity: 40 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 Jacksonville, FL wrote its last area forecast discussion before this lake wind advisory went out at Apr 8, 9:12 PM EDT, 5 hours 10 minutes earlier.

Area forecast discussion, Apr 8, 9:12 PM EDT, 5 hours 10 minutes before

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Hazardous weather outlook, Apr 8, 9:14 PM EDT, 5 hours 8 minutes before

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In the hours before

Special weather statement, Apr 8, 10:07 PM EDT, 4 hours 15 minutes before

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Special weather statement, Apr 8, 10:14 PM EDT, 4 hours 8 minutes before

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Local storm report, Apr 8, 11:00 PM EDT, 3 hours 22 minutes before

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Special weather statement, Apr 8, 11:14 PM EDT, 3 hours 8 minutes before

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Local storm report, Apr 8, 11:20 PM EDT, 3 hours 2 minutes before

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Special weather statement, Apr 8, 11:40 PM EDT, 2 hours 42 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 8, 8:09 PM EDT	Severe Thunderstorm Warning	JAX	Columbia	12 min
Apr 8, 9:02 PM EDT	Severe Thunderstorm Warning	JAX	Duval	24 min
Apr 8, 9:28 PM EDT	Special Marine Warning	JAX		2 hr
Apr 8, 11:55 PM EDT	Special Marine Warning	JAX		65 min
Apr 9, 4:21 AM EDT	Coastal Flood Statement	JAX	Flagler, Nassau	3 days
Apr 9, 4:37 AM EDT	Marine Weather Statement	JAX		13 hr
Apr 9, 1:58 PM EDT	Fire Weather Watch	JAX	Suwannee	14 hr

Nearby

Lake Wind Advisories in Florida, 2006 Lake Wind Advisories in Georgia, 2006 Every lake wind advisory in 2006

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.