Alert archive / Georgia / Special Weather Statements in 2021

Special Weather Statement, NWS Jacksonville, FL

July 8, 2021Atkinson County, Georgia

NWS Jacksonville, FL issued this special weather statement at Jul 8, 2021, 8:50 PM EDT for Atkinson County, Georgia. It was in force for 40 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jul 8, 2021, 8:50 PM EDT (00:50 UTC)
Expired
Jul 8, 2021, 9:30 PM EDT
In force
40 min
Issued by
NWS Jacksonville, FL

County Atkinson County, GA

The radar

The Moody AFB radar (KVAX), 44 km from the middle of the area, began a volume at 00:52 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 00:00Z, 0.8 hours before the alert went out and 142 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, Jacksonville, FL at 00:00Z on 2021-07-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1074 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, Jacksonville, FL at 00:00Z on 2021-07-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 42 square meters per square second.1939Sfc1 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
1074 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
1335 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
42 m²/s²
0-3 km storm-relative helicity
64 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jul 8, 7:29 PM EDT, 1 hour 21 minutes earlier.

Area forecast discussion, Jul 8, 7:29 PM EDT, 1 hour 21 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <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.
      </p>
      <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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In the hours before

Special weather statement, Jul 8, 8:50 PM EDT, 0 minutes before
Special Weather Statement
National Weather Service Jacksonville FL
850 PM EDT Thu Jul 8 2021

GAZ149-163-090130-
Atkinson GA-Clinch GA-
850 PM EDT Thu Jul 8 2021

...SIGNIFICANT WEATHER ADVISORY FOR ATKINSON AND NORTHWESTERN CLINCH
COUNTIES UNTIL 930 PM EDT...

* At 850 PM EDT, National Weather Service meteorologists were
  tracking a strong thunderstorm near Willacoochee, moving east at 25
  mph.

* Wind gusts up to 50 mph possible with this storm.

* Locations impacted include...
  Homerville, Pearson, Willacoochee, Cogdell and Axson.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

These winds can down small tree limbs and branches, and blow around
unsecured small objects. Seek shelter in a safe building until the
storm passes.

To report severe weather, contact your nearest law enforcement
agency. You can also share your report with NWS Jacksonville on
Facebook and Twitter.

&&

LAT...LON 3139 8284 3136 8282 3137 8264 3128 8265
      3128 8268 3127 8270 3123 8270 3116 8266
      3099 8269 3107 8297 3118 8297 3119 8305
      3123 8305 3128 8303 3131 8306 3134 8307
      3136 8310 3139 8311 3140 8314
TIME...MOT...LOC 0050Z 282DEG 22KT 3127 8310

HESS

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 9, 3:25 PM EDTSpecial Weather StatementJAXColumbia65 min
Jul 9, 4:10 PM EDTSpecial Weather StatementJAXMarion50 min
Jul 9, 4:17 PM EDTSpecial Weather StatementJAXClay43 min
Jul 9, 4:43 PM EDTSpecial Weather StatementJAXNassau32 min
Jul 9, 4:53 PM EDTSpecial Marine WarningJAX67 min
Jul 9, 4:56 PM EDTSpecial Marine WarningJAX64 min
Jul 9, 5:00 PM EDTSpecial Weather StatementJAXDuval30 min
Jul 9, 5:10 PM EDTSpecial Weather StatementJAXDuval50 min
Jul 9, 5:18 PM EDTSpecial Marine WarningJAX57 min
Jul 9, 5:21 PM EDTSpecial Weather StatementJAXFlagler39 min
Jul 9, 5:29 PM EDTSpecial Marine WarningJAX31 min
Jul 9, 5:41 PM EDTSpecial Weather StatementJAXDuval49 min
Jul 9, 5:55 PM EDTSpecial Marine WarningJAX35 min
Jul 9, 6:01 PM EDTSpecial Weather StatementJAXFlagler44 min
Jul 9, 6:08 PM EDTSpecial Marine WarningJAX52 min
Jul 8, 9:49 PM EDTSpecial Weather StatementJAXAtkinson41 min
Jul 8, 10:28 PM EDTSpecial Weather StatementJAXClinch47 min
Jul 9, 6:52 PM EDTSpecial Weather StatementJAXAppling, Jeff Davis68 min
Jul 9, 7:58 PM EDTSpecial Weather StatementJAXBacon, Coffee47 min

Nearby

Special Weather Statements in Georgia, 2021Every special weather statement in 2021

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.