Alert archive / Georgia / Wind Advisories in 2024

Wind Advisory 12, NWS Jacksonville, FL

October 9, 202413 counties in Florida; 14 counties in Georgia

NWS Jacksonville, FL issued this wind advisory at Oct 9, 2024, 10:38 AM EDT for 13 counties in Florida; 14 counties in Georgia. It took effect at Oct 9, 2024, 5:00 PM EDT. It was in force for 23 hr.

The area

The counties it named.

The facts

Issued: Oct 9, 2024, 10:38 AM EDT (14:38 UTC)
In effect from: Oct 9, 2024, 5:00 PM EDT
Expired: Oct 10, 2024, 4:26 PM EDT
In force: 23 hr
Issued by: NWS Jacksonville, FL

All 27 counties

Alachua County, FL, Baker County, FL, Bradford County, FL, Clay County, FL, Columbia County, FL, Duval County, FL, Gilchrist County, FL, Hamilton County, FL, Marion County, FL, Nassau County, FL, Putnam County, FL, Suwannee County, FL, Union County, FL, Appling County, GA, Atkinson County, GA, Bacon County, GA, Brantley County, GA, Camden County, GA, Charlton County, GA, Clinch County, GA, Coffee County, GA, Echols County, GA, Glynn County, GA, Jeff Davis County, GA, Pierce County, GA, Ware County, GA, Wayne County, GA

The radar

The Jacksonville radar (KJAX), 61 km from the middle of the area, began a volume at 14:42 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, 2.6 hours before the alert went out and 61 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: 23 J/kg
Mixed-layer CIN: -80 J/kg
Mixed-layer LCL: 884 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: -4 m²/s²
0-3 km storm-relative helicity: 159 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 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 wind advisory went out at Oct 9, 7:47 AM EDT, 2 hours 51 minutes earlier.

Area forecast discussion, Oct 9, 7:47 AM EDT, 2 hours 51 minutes before

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In the hours before

Local storm report, Oct 9, 9:59 AM EDT, 39 minutes before

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Local storm report, Oct 9, 10:15 AM EDT, 23 minutes before

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Local storm report, Oct 9, 10:31 AM EDT, 7 minutes before

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Local storm report, Oct 9, 10:32 AM EDT, 6 minutes before

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Local storm report, Oct 9, 10:37 AM EDT, 1 minute before

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      <p id="message2">
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Local storm report, Oct 9, 10:38 AM EDT, 0 minutes before

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<body>
  <main class="wrap">
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      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
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      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 9, 12:02 AM EDT	Special Marine Warning	JAX		58 min
Oct 9, 1:59 AM EDT	Rip Current Statement	JAX	Duval, Flagler, Nassau	5 days
Oct 9, 1:59 AM EDT	High Surf Advisory	JAX	Duval, Flagler, Nassau	3 days
Oct 9, 10:11 AM EDT	Flash Flood Warning	JAX	Saint Johns	17 hr
Oct 9, 10:49 AM EDT	Flash Flood Warning	JAX	Clay, Flagler, Putnam, Saint Johns	16 hr
Oct 9, 3:03 PM EDT	Flash Flood Warning	JAX	Clay, Saint Johns	6 hr
Oct 9, 3:12 PM EDT	Flash Flood Warning	JAX	Flagler, Putnam, Saint Johns	6 hr
Oct 9, 5:20 PM EDT	Flash Flood Warning	JAX	Flagler, Marion, Putnam	10 hr
Oct 9, 5:45 PM EDT	Flash Flood Warning	JAX	Alachua, Marion, Putnam	9 hr

Nearby

Wind Advisories in Georgia, 2024 Wind Advisories in Florida, 2024 Every wind advisory in 2024

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.