Alert archive / Georgia / Special Weather Statements in 2021

Special Weather Statement, NWS Jacksonville, FL

August 31, 2021Atkinson County, Clinch County, Coffee County, Georgia

NWS Jacksonville, FL issued this special weather statement at Aug 31, 2021, 12:41 PM EDT for Atkinson County, Clinch County, Coffee County, Georgia. It was in force for 49 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: Aug 31, 2021, 12:41 PM EDT (16:41 UTC)
Expired: Aug 31, 2021, 1:30 PM EDT
In force: 49 min
Issued by: NWS Jacksonville, FL
Hail: 0.00 in
Wind: 50

Counties Atkinson County, GA, Clinch County, GA, Coffee County, GA

The radar

The Moody AFB radar (KVAX), 39 km from the middle of the area, began a volume at 16:43 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, 4.7 hours before the alert went out and 148 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: 1441 J/kg
Mixed-layer CIN: -31 J/kg
Mixed-layer LCL: 834 m above ground
0-6 km bulk shear: 6 kt
0-1 km storm-relative helicity: 12 m²/s²
0-3 km storm-relative helicity: 16 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 Aug 31, 9:53 AM EDT, 2 hours 48 minutes earlier.

Area forecast discussion, Aug 31, 9:53 AM EDT, 2 hours 48 minutes before

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  <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>
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        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, Aug 31, 12:03 PM EDT, 38 minutes before

Special Weather Statement
National Weather Service Jacksonville FL
1203 PM EDT Tue Aug 31 2021

FLZ020-GAZ162-163-311645-
Hamilton FL-Clinch GA-Echols GA-
1203 PM EDT Tue Aug 31 2021

...A strong thunderstorm will impact portions of northwestern
Hamilton, Echols and west central Clinch Counties through 1245 PM
EDT...

At 1203 PM EDT, Doppler radar was tracking a strong thunderstorm near
Statenville, moving northeast at 30 mph.

HAZARD...Wind gusts up to 50 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Jennings, Statenville and Mayday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3063 8321 3063 8314 3078 8314 3080 8313
      3081 8310 3083 8310 3085 8308 3085 8301
      3086 8301 3087 8297 3114 8297 3079 8277
      3045 8306 3061 8322
TIME...MOT...LOC 1603Z 209DEG 27KT 3065 8306

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH

NGUYEN

Special weather statement, Aug 31, 12:41 PM EDT, 0 minutes before

Special Weather Statement
National Weather Service Jacksonville FL
1241 PM EDT Tue Aug 31 2021

GAZ132-133-149-162-163-311730-
Atkinson GA-Clinch GA-Coffee GA-Jeff Davis GA-Echols GA-
1241 PM EDT Tue Aug 31 2021

...Strong thunderstorms will impact portions of central Coffee,
northwestern Echols, Atkinson, northwestern Clinch and southwestern
Jeff Davis Counties through 130 PM EDT...

At 1240 PM EDT, Doppler radar was tracking strong thunderstorms along
a line extending from 6 miles northeast of Alapaha to near Nashville
to near Moody Air Force Base. Movement was northeast at 45 mph.

HAZARD...Wind gusts up to 50 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Douglas, Homerville, Pearson, Willacoochee, Broxton, Ambrose, Du
Pont, Pridgen and Mayday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3156 8282 3089 8269 3079 8313 3081 8310
      3085 8309 3085 8301 3087 8297 3118 8297
      3119 8305 3128 8303 3134 8307 3140 8314
      3146 8315 3151 8308 3161 8306 3188 8273
TIME...MOT...LOC 1640Z 222DEG 38KT 3146 8316 3123 8323 3093 8320

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH

NGUYEN

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 31, 2:23 PM EDT	Small Craft Advisory	JAX		36 hr
Aug 31, 2:46 PM EDT	Special Weather Statement	JAX	Gilchrist, Suwannee	44 min
Aug 31, 3:33 PM EDT	Special Weather Statement	JAX	Baker, Columbia, Hamilton, Suwannee, Union	42 min
Aug 31, 4:13 PM EDT	Special Weather Statement	JAX	Baker, Union	47 min
Aug 31, 6:41 PM EDT	Special Weather Statement	JAX	Alachua	34 min
Aug 31, 12:03 PM EDT	Special Weather Statement	JAX	Echols	42 min
Aug 31, 12:48 PM EDT	Severe Thunderstorm Warning	JAX	Atkinson, Clinch, Coffee, Ware	16 min
Aug 31, 1:11 PM EDT	Special Weather Statement	JAX	Ware	49 min
Aug 31, 1:30 PM EDT	Special Weather Statement	JAX	Appling, Bacon, Brantley, Coffee, Jeff Davis, Pierce	30 min
Aug 31, 1:53 PM EDT	Special Weather Statement	JAX	Appling, Bacon, Jeff Davis, Pierce	52 min
Aug 31, 2:31 PM EDT	Special Weather Statement	JAX	Wayne	44 min
Aug 31, 3:44 PM EDT	Special Weather Statement	JAX	Glynn	46 min
Aug 31, 4:37 PM EDT	Special Weather Statement	JAX	Glynn	23 min

Nearby

Special Weather Statements in Georgia, 2021 Every 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.