Alert archive / Georgia / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 86, NWS Jacksonville, FL

June 20, 2026Glynn County, Wayne County, Georgia

NWS Jacksonville, FL issued this severe thunderstorm warning at Jun 20, 2026, 4:32 PM EDT for Glynn County, Wayne County, Georgia. It was in force for 13 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 20, 2026, 4:32 PM EDT (20:32 UTC)
Expired: Jun 20, 2026, 4:45 PM EDT
In force: 13 min
Issued by: NWS Jacksonville, FL
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Glynn County, GA, Wayne County, GA

The radar

The Jacksonville radar (KJAX), 100 km from the middle of the area, began a volume at 20:33 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

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 8.5 hours before the alert went out and 343 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: 66 J/kg
Mixed-layer CIN: -251 J/kg
Mixed-layer LCL: 1278 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 3 m²/s²
0-3 km storm-relative helicity: 93 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 severe thunderstorm warning 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 severe thunderstorm warning went out at Jun 20, 2:11 PM EDT, 2 hours 21 minutes earlier.

Area forecast discussion, Jun 20, 2:11 PM EDT, 2 hours 21 minutes before

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In the hours before

Special weather statement, Jun 20, 3:19 PM EDT, 1 hour 13 minutes before

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Special weather statement, Jun 20, 3:59 PM EDT, 33 minutes before

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Special weather statement, Jun 20, 4:01 PM EDT, 31 minutes before

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Special weather statement, Jun 20, 4:21 PM EDT, 11 minutes before

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Special weather statement, Jun 20, 4:23 PM EDT, 9 minutes before

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Special weather statement, Jun 20, 4:30 PM EDT, 2 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
Jun 20, 4:01 PM EDT	Special Weather Statement	JAX	Suwannee	44 min
Jun 20, 4:21 PM EDT	Special Weather Statement	JAX	Hamilton	24 min
Jun 20, 4:30 PM EDT	Special Weather Statement	JAX	Alachua	30 min
Jun 20, 4:49 PM EDT	Special Weather Statement	JAX	Columbia, Hamilton, Suwannee	26 min
Jun 20, 4:55 PM EDT	Special Weather Statement	JAX	Alachua	35 min
Jun 20, 5:02 PM EDT	Special Weather Statement	JAX	Columbia	28 min
Jun 20, 5:22 PM EDT	Severe Thunderstorm Warning	JAX	Baker, Columbia, Union	25 min
Jun 20, 6:14 PM EDT	Special Marine Warning	JAX		46 min
Jun 20, 6:14 PM EDT	Special Weather Statement	JAX	Duval	16 min
Jun 20, 6:27 PM EDT	Special Weather Statement	JAX	Duval, Nassau	33 min
Jun 20, 6:43 PM EDT	Special Weather Statement	JAX	Nassau	47 min
Jun 20, 6:54 PM EDT	Special Marine Warning	JAX		66 min
Jun 20, 6:55 PM EDT	Special Weather Statement	JAX	Duval	35 min
Jun 20, 6:57 PM EDT	Special Marine Warning	JAX		63 min
Jun 20, 7:52 PM EDT	Special Marine Warning	JAX		68 min
Jun 19, 8:16 PM EDT	Flood Watch	JAX	Appling, Atkinson, Bacon, Brantley, Coffee, Jeff Davis and 3 more	27 hr
Jun 20, 3:12 PM EDT	Special Weather Statement	JAX	Telfair	33 min
Jun 20, 3:19 PM EDT	Special Weather Statement	JAX	Pierce	26 min
Jun 20, 3:22 PM EDT	Areal Flood Advisory	JAX	Coffee	98 min
Jun 20, 3:49 PM EDT	Areal Flood Advisory	JAX	Bacon, Coffee, Jeff Davis	101 min
Jun 20, 3:59 PM EDT	Special Weather Statement	JAX	Wayne	31 min
Jun 20, 4:06 PM EDT	Severe Thunderstorm Warning	JAX	Appling, Bacon	24 min
Jun 20, 4:07 PM EDT	Severe Thunderstorm Warning	JAX	Bacon, Coffee, Ware	38 min
Jun 20, 4:15 PM EDT	Areal Flood Advisory	JAX	Bacon, Coffee	96 min
Jun 20, 4:23 PM EDT	Special Weather Statement	JAX	Wayne	37 min
Jun 20, 4:33 PM EDT	Special Weather Statement	JAX	Brantley	27 min
Jun 20, 4:35 PM EDT	Special Weather Statement	JAX	Pierce	25 min
Jun 20, 4:53 PM EDT	Special Weather Statement	JAX	Wayne	37 min
Jun 20, 5:08 PM EDT	Areal Flood Advisory	JAX	Bacon, Coffee, Pierce, Ware	2 hr
Jun 20, 5:09 PM EDT	Special Weather Statement	JAX	Glynn	36 min
Jun 20, 5:20 PM EDT	Areal Flood Advisory	JAX	Glynn	115 min
Jun 20, 5:29 PM EDT	Special Weather Statement	JAX	Atkinson	31 min
Jun 20, 6:05 PM EDT	Areal Flood Advisory	JAX	Atkinson, Clinch, Coffee, Ware	115 min
Jun 20, 6:22 PM EDT	Special Weather Statement	JAX	Camden	23 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2026 Every severe thunderstorm warning in 2026

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.