Alert archive / Georgia / Special Weather Statements in 2021

Special Weather Statement, NWS Jacksonville, FL

August 1, 2021Coffee County, Georgia

NWS Jacksonville, FL issued this special weather statement at Aug 1, 2021, 3:12 PM EDT for Coffee County, Georgia. It was in force for 48 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 1, 2021, 3:12 PM EDT (19:12 UTC)
Expired: Aug 1, 2021, 4:00 PM EDT
In force: 48 min
Issued by: NWS Jacksonville, FL

County Coffee County, GA

The radar

The Moody AFB radar (KVAX), 95 km from the middle of the area, began a volume at 19:16 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, 7.2 hours before the alert went out and 174 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: 2380 J/kg
Mixed-layer CIN: -18 J/kg
Mixed-layer LCL: 667 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: 9 m²/s²
0-3 km storm-relative helicity: 42 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 1, 1:30 PM EDT, 1 hour 42 minutes earlier.

Area forecast discussion, Aug 1, 1:30 PM EDT, 1 hour 42 minutes before

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In the hours before

Special weather statement, Aug 1, 3:10 PM EDT, 2 minutes before

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Special weather statement, Aug 1, 3:12 PM EDT, 0 minutes before

Special Weather Statement
National Weather Service Jacksonville FL
312 PM EDT Sun Aug 1 2021

GAZ132>134-012000-
Bacon GA-Coffee GA-Jeff Davis GA-
312 PM EDT Sun Aug 1 2021

...SIGNIFICANT WEATHER ADVISORY FOR COFFEE...NORTHWESTERN BACON AND
SOUTHWESTERN JEFF DAVIS COUNTIES UNTIL 400 PM EDT...

* At 312 PM EDT, National Weather Service meteorologists were
  tracking strong thunderstorms over Pridgen, or near Broxton,
  moving southeast at 20 mph.

* Wind gusts of 45 to 55 mph possible with these storms.

* Locations impacted include...
  Douglas, Broxton, Nicholls, Pridgen, West Green, Snipesville and
  Denton.

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 3160 8243 3139 8280 3163 8302 3166 8301
      3166 8300 3176 8300 3179 8294 3178 8292
      3179 8290 3178 8289 3178 8287 3182 8284
      3181 8282 3183 8279 3185 8279 3186 8277
TIME...MOT...LOC 1912Z 322DEG 18KT 3172 8290

SHASHY

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 1, 2:14 PM EDT	Special Marine Warning	JAX		61 min
Aug 1, 3:02 PM EDT	Special Marine Warning	JAX		71 min
Aug 1, 3:10 PM EDT	Special Weather Statement	JAX	Nassau	35 min
Aug 1, 3:38 PM EDT	Special Marine Warning	JAX		97 min
Aug 1, 4:49 PM EDT	Special Marine Warning	JAX		56 min
Aug 1, 5:18 PM EDT	Special Weather Statement	JAX	Nassau	42 min
Aug 1, 5:58 PM EDT	Special Weather Statement	JAX	Nassau	62 min
Aug 1, 6:23 PM EDT	Special Weather Statement	JAX	Nassau	52 min
Aug 1, 6:45 PM EDT	Special Weather Statement	JAX	Hamilton	45 min
Aug 1, 6:53 PM EDT	Special Weather Statement	JAX	Duval	52 min
Aug 1, 7:16 PM EDT	Special Weather Statement	JAX	Baker	59 min
Aug 1, 7:34 PM EDT	Special Weather Statement	JAX	Columbia, Suwannee	56 min
Jul 31, 10:06 PM EDT	Special Weather Statement	JAX	Bacon, Coffee	39 min
Jul 31, 10:35 PM EDT	Special Weather Statement	JAX	Bacon, Brantley, Pierce	40 min
Aug 1, 3:28 PM EDT	Special Weather Statement	JAX	Atkinson	47 min
Aug 1, 3:46 PM EDT	Special Weather Statement	JAX	Camden, Ware	59 min
Aug 1, 3:57 PM EDT	Special Weather Statement	JAX	Bacon, Coffee	48 min
Aug 1, 4:10 PM EDT	Special Weather Statement	JAX	Clinch	50 min
Aug 1, 4:39 PM EDT	Special Weather Statement	JAX	Pierce	51 min
Aug 1, 4:42 PM EDT	Special Weather Statement	JAX	Atkinson	48 min
Aug 1, 4:44 PM EDT	Special Weather Statement	JAX	Ware	46 min
Aug 1, 4:47 PM EDT	Special Weather Statement	JAX	Camden	43 min
Aug 1, 5:20 PM EDT	Special Weather Statement	JAX	Clinch	55 min
Aug 1, 5:25 PM EDT	Special Weather Statement	JAX	Charlton	50 min
Aug 1, 6:09 PM EDT	Special Weather Statement	JAX	Clinch, Echols	51 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.