Alert archive / Georgia / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 134, NWS Jacksonville, FL

May 23, 2017Brantley County, Camden County, Glynn County, Georgia

NWS Jacksonville, FL issued this severe thunderstorm warning at May 23, 2017, 5:17 PM EDT for Brantley County, Camden County, Glynn County, Georgia. It was in force for 43 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: May 23, 2017, 5:17 PM EDT (21:17 UTC)
Expired: May 23, 2017, 6:00 PM EDT
In force: 43 min
Issued by: NWS Jacksonville, FL
Area: Storm-based polygon
Tornado: Possible
Hail: 0.75 in
Wind: 60.0 mph

Counties Brantley County, GA, Camden County, GA, Glynn County, GA

The radar

The Jacksonville radar (KJAX), 70 km from the middle of the area, began a volume at 21:20 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 23, 2:45 PM EDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Jacksonville, FL (KJAX), launched 12:00Z, 9.3 hours before the alert went out and 68 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: 218 J/kg
Mixed-layer CIN: -76 J/kg
Mixed-layer LCL: 834 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 107 m²/s²
0-3 km storm-relative helicity: 136 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 2.0

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 May 23, 3:14 PM EDT, 2 hours 3 minutes earlier.

Area forecast discussion, May 23, 3:14 PM EDT, 2 hours 3 minutes before

Area Forecast Discussion
National Weather Service Jacksonville FL
314 PM EDT Tue May 23 2017

.MARINE...

Updated to include small craft advisory for nearshore waters.

Rip Currents: Low risk through Wednesday.

&&

.PRELIMINARY POINT TEMPS/POPS...
AMG  68  82  61  79 /  70 100  40  10
SSI  72  84  68  80 /  70 100  50  10
JAX  71  85  65  83 /  70 100  50  10
SGJ  71  84  67  82 /  70  90  60  20
GNV  70  82  65  81 /  70 100  60  10
OCF  72  81  67  82 /  70  90  60  20

&&

.JAX WATCHES/WARNINGS/ADVISORIES...
FL...None.
GA...None.
AM...Small Craft Advisory from 8 PM this evening to 2 PM EDT Thursday
     for Coastal waters from Altamaha Sound to Fernandina Beach
     FL out 20 NM-Coastal waters from Fernandina Beach to St.
     Augustine FL out 20 NM-Coastal waters from St. Augustine to
     Flagler Beach FL out 20 NM-Waters from Altamaha Sound GA to
     Fernandina Beach FL from 20 to 60 NM-Waters from Fernandina
     Beach to St. Augustine FL from 20 to 60 NM-Waters from St.
     Augustine to Flagler Beach FL from 20 to 60 NM.

&&

Struble

Hazardous weather outlook, May 23, 3:13 PM EDT, 2 hours 4 minutes before

Hazardous Weather Outlook
National Weather Service Jacksonville FL
313 PM EDT Tue May 23 2017

AMZ450-452-454-470-472-474-FLZ020>025-030>033-035>038-040-124-125-
GAZ132>136-149>154-162>166-241915-
Coastal waters from Altamaha Sound to Fernandina Beach FL out
20 NM-
Coastal waters from Fernandina Beach to St. Augustine FL out
20 NM-
Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-
Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to
60 NM-
Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM-
Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM-
Hamilton-Suwannee-Columbia-Baker-Inland Nassau-Inland Duval-Union-
Bradford-Clay-St. Johns-Gilchrist-Alachua-Putnam-Flagler-Marion-
Coastal Nassau-Coastal Duval-Coffee-Jeff Davis-Bacon-Appling-
Wayne-Atkinson-Ware-Pierce-Brantley-Inland Glynn-Coastal Glynn-
Echols-Clinch-Charlton-Inland Camden-Coastal Camden-
313 PM EDT Tue May 23 2017

...TORNADO WATCH IN EFFECT FOR SE GA AND HAMILTON COUNTY FL...

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY...

...WIDESPREAD HEAVY RAINFALL POSSIBLE LATE TONIGHT THROUGH
WEDNESDAY EVENING...

This Hazardous Weather Outlook is for Northeast Florida,
Southeast Georgia and the Adjacent Coastal Waters.

.DAY ONE...This Afternoon and Tonight...

Tornado watch in effect for all of SE GA and HAMILTON COUNTY FL.

Potential exists for strong to severe storms through Tonight.

Small craft advisory in effect.

Widespread heavy rainfall possible.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday...

An unusually strong late season frontal system will continue to
bring multiple rounds of widespread rain Wednesday and Wednesday
night. There is a slight risk of severe thunderstorms for all of
southeast Georgia and northeast Florida through Wednesday evening.
Localized flooding, damaging wind gusts, isolated tornadoes, and
hail will be possible.

Additional widespread rainfall amounts of 2 to 4 inches will be
possible through Wednesday night.

A small craft advisory is in effect through Thursday afternoon.
The strongest winds are expected Wednesday night and a Gale
Warning may be needed.

.SPOTTER INFORMATION STATEMENT...

Spotter activation IS REQUESTED.

For additional information, visit the National Weather Service in
Jacksonville website on the internet at weather.gov/jax.

In the hours before

Special weather statement, May 23, 4:47 PM EDT, 30 minutes before

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Special weather statement, May 23, 4:55 PM EDT, 22 minutes before

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    <section class="card" role="status" aria-live="polite">
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      <h1 id="headline">This service is currently unavailable.</h1>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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Special weather statement, May 23, 4:58 PM EDT, 19 minutes before

Special Weather Statement
National Weather Service Jacksonville FL
458 PM EDT TUE MAY 23 2017

GAZ152-164-165-232130-
Inland Camden GA-Brantley GA-Charlton GA-
458 PM EDT TUE MAY 23 2017

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN CAMDEN...
SOUTHEASTERN BRANTLEY AND NORTHEASTERN CHARLTON COUNTIES UNTIL 530 PM
EDT...

At 458 PM EDT, Doppler radar was tracking a strong thunderstorm near
Race Pond, or 11 miles north of Folkston, moving northeast at 40 mph.

Wind gusts of 45 to 55 mph can be expected along with possible minor
damage. Doppler radar has indicated weak rotation within this storm.
Tornadoes may develop with little or no advanced warning.

Locations impacted include...
Waverly and Winokur.

A tornado watch remains in effect until 1100 PM EDT for southeastern
Georgia.

LAT...LON 3094 8209 3102 8214 3120 8180 3119 8177
      3117 8178 3116 8178 3117 8177 3115 8176
      3115 8172 3112 8169 3113 8166 3111 8162
TIME...MOT...LOC 2058Z 239DEG 36KT 3100 8206

NELSON

Special weather statement, May 23, 5:08 PM EDT, 9 minutes before

Special Weather Statement
National Weather Service Jacksonville FL
508 PM EDT TUE MAY 23 2017

GAZ135-232145-
Appling GA-
508 PM EDT TUE MAY 23 2017

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN APPLING COUNTY UNTIL
545 PM EDT...

At 508 PM EDT, Doppler radar was tracking a strong thunderstorm near
Baxley, moving northeast at 45 mph.

Nickel size hail and Wind gusts of 45 to 55 mph can be expected along
with possible minor damage.

Locations impacted include...
Baxley and Surrency.

A tornado watch remains in effect until 1100 PM EDT for southeastern
Georgia.

LAT...LON 3189 8214 3189 8212 3190 8211 3187 8211
      3186 8212 3183 8206 3182 8209 3180 8209
      3180 8211 3178 8209 3177 8209 3177 8213
      3174 8213 3169 8225 3177 8234 3191 8216
      3190 8214 3191 8213
TIME...MOT...LOC 2108Z 245DEG 37KT 3169 8236

NELSON

Special weather statement, May 23, 5:10 PM EDT, 7 minutes before

Special Weather Statement
National Weather Service Jacksonville FL
510 PM EDT TUE MAY 23 2017

GAZ134>136-232200-
Bacon GA-Appling GA-Wayne GA-
510 PM EDT TUE MAY 23 2017

...SIGNIFICANT WEATHER ADVISORY FOR EAST CENTRAL BACON...NORTHWESTERN
WAYNE AND SOUTHEASTERN APPLING COUNTIES UNTIL 600 PM EDT...

At 510 PM EDT, Doppler radar was tracking a strong thunderstorm near
Alma, moving east at 35 mph.

Wind gusts of 45 to 55 mph can be expected along with possible minor
damage. Doppler radar has indicated weak rotation within this storm.
Tornadoes may develop with little or no advanced warning.

Locations impacted include...
Odum and New Lacy.

A tornado watch remains in effect until 1100 PM EDT for southeastern
Georgia.

LAT...LON 3151 8237 3158 8241 3178 8205 3162 8194
TIME...MOT...LOC 2110Z 248DEG 29KT 3156 8237

NELSON

Special weather statement, May 23, 5:17 PM EDT, 0 minutes before

Special Weather Statement
National Weather Service Jacksonville FL
517 PM EDT TUE MAY 23 2017

FLZ022-035-036-232200-
Columbia FL-Alachua FL-Gilchrist FL-
517 PM EDT TUE MAY 23 2017

...SIGNIFICANT WEATHER ADVISORY FOR GILCHRIST...NORTHWESTERN ALACHUA
AND SOUTH CENTRAL COLUMBIA COUNTIES UNTIL 600 PM EDT...

At 517 PM EDT, Doppler radar was tracking a strong thunderstorm 8
miles east of Cross City, moving northeast at 35 mph.

Wind gusts of 45 to 55 mph can be expected along with possible minor
damage. Doppler radar has indicated weak rotation within this storm.
Tornadoes may develop with little or no advanced warning.

Locations impacted include...
Trenton, Bell, Alachua, High Springs, Fort White, Guaranto Springs
and Fanning Springs.

LAT...LON 2964 8296 2970 8296 2970 8294 2972 8296
      2972 8294 2973 8295 2975 8294 2976 8295
      2979 8294 3000 8257 2998 8257 2996 8254
      2994 8253 2995 8251 2977 8240 2959 8286
      2959 8294 2958 8295 2961 8297
TIME...MOT...LOC 2117Z 240DEG 32KT 2965 8298

ENYEDI

The office that day

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

Issued	Product	Office	Counties	Lasted
May 23, 3:40 AM EDT	Small Craft Advisory	JAX		60 hr
May 23, 2:12 PM EDT	Special Weather Statement	JAX	Hamilton	48 min
May 23, 2:36 PM EDT	Severe Thunderstorm Warning	JAX	Hamilton	39 min
May 23, 2:39 PM EDT	Special Weather Statement	JAX	Nassau	51 min
May 23, 3:00 PM EDT	Tornado Warning	JAX	Hamilton	26 min
May 23, 3:08 PM EDT	Special Marine Warning	JAX		52 min
May 23, 3:16 PM EDT	Special Weather Statement	JAX	Baker, Columbia	44 min
May 23, 4:19 PM EDT	Special Marine Warning	JAX		26 min
May 23, 4:21 PM EDT	Special Weather Statement	JAX	Nassau	39 min
May 23, 4:29 PM EDT	Severe Thunderstorm Warning	JAX	Nassau	46 min
May 23, 4:31 PM EDT	Special Marine Warning	JAX		44 min
May 23, 4:47 PM EDT	Special Weather Statement	JAX	Hamilton	58 min
May 23, 5:12 PM EDT	Special Marine Warning	JAX		33 min
May 23, 5:17 PM EDT	Special Weather Statement	JAX	Gilchrist	43 min
May 23, 5:55 PM EDT	Special Marine Warning	JAX		65 min
May 23, 6:27 PM EDT	Special Marine Warning	JAX		48 min
May 23, 6:55 PM EDT	Special Weather Statement	JAX	Hamilton	50 min
May 23, 7:22 PM EDT	Special Weather Statement	JAX	Baker	38 min
May 23, 7:32 PM EDT	Special Weather Statement	JAX	Hamilton	43 min
May 23, 7:48 PM EDT	Special Weather Statement	JAX	Hamilton	42 min
May 23, 7:57 PM EDT	Severe Thunderstorm Warning	JAX	Suwannee	48 min
May 23, 2:15 PM EDT	Special Weather Statement	JAX	Coffee	45 min
May 23, 2:17 PM EDT	Special Weather Statement	JAX	Brantley, Ware	43 min
May 23, 2:21 PM EDT	Severe Thunderstorm Warning	JAX	Coffee	39 min
May 23, 2:27 PM EDT	Special Weather Statement	JAX	Camden	48 min
May 23, 2:28 PM EDT	Special Weather Statement	JAX	Charlton	32 min
May 23, 2:34 PM EDT	Tornado Warning	JAX	Coffee	26 min
May 23, 2:44 PM EDT	Tornado Warning	JAX	Brantley	31 min
May 23, 2:50 PM EDT	Special Weather Statement	JAX	Clinch	40 min
May 23, 2:52 PM EDT	Tornado Warning	JAX	Bacon, Coffee, Jeff Davis	23 min
May 23, 3:00 PM EDT	Severe Thunderstorm Warning	JAX	Clinch	30 min
May 23, 3:07 PM EDT	Severe Thunderstorm Warning	JAX	Clinch, Echols, Ware	53 min
May 23, 3:15 PM EDT	Tornado Warning	JAX	Appling, Bacon, Jeff Davis	30 min
May 23, 3:18 PM EDT	Special Weather Statement	JAX	Coffee, Jeff Davis	42 min
May 23, 3:21 PM EDT	Special Weather Statement	JAX	Echols	39 min
May 23, 3:22 PM EDT	Special Weather Statement	JAX	Wayne	23 min
May 23, 3:24 PM EDT	Severe Thunderstorm Warning	JAX	Bacon, Ware	36 min
May 23, 3:30 PM EDT	Tornado Warning	JAX	Appling, Bacon, Ware	30 min
May 23, 3:42 PM EDT	Special Weather Statement	JAX	Clinch	48 min
May 23, 3:46 PM EDT	Severe Thunderstorm Warning	JAX	Charlton	18 min
May 23, 3:48 PM EDT	Severe Thunderstorm Warning	JAX	Clinch, Echols, Ware	20 min
May 23, 3:55 PM EDT	Severe Thunderstorm Warning	JAX	Appling, Wayne	35 min
May 23, 3:57 PM EDT	Severe Thunderstorm Warning	JAX	Atkinson, Coffee	48 min
May 23, 4:00 PM EDT	Special Weather Statement	JAX	Pierce	60 min
May 23, 4:05 PM EDT	Tornado Warning	JAX	Atkinson, Coffee	25 min
May 23, 4:12 PM EDT	Severe Thunderstorm Warning	JAX	Atkinson, Bacon, Clinch, Pierce, Ware	48 min
May 23, 4:25 PM EDT	Tornado Warning	JAX	Pierce, Wayne	35 min
May 23, 4:28 PM EDT	Tornado Warning	JAX	Bacon, Coffee, Ware	32 min
May 23, 4:36 PM EDT	Severe Thunderstorm Warning	JAX	Pierce, Ware	27 min
May 23, 4:42 PM EDT	Tornado Warning	JAX	Pierce, Wayne	33 min
May 23, 4:53 PM EDT	Severe Thunderstorm Warning	JAX	Appling, Bacon	14 min
May 23, 4:55 PM EDT	Special Weather Statement	JAX	Glynn	50 min
May 23, 4:58 PM EDT	Special Weather Statement	JAX	Brantley	32 min
May 23, 5:08 PM EDT	Special Weather Statement	JAX	Appling	37 min
May 23, 5:10 PM EDT	Special Weather Statement	JAX	Appling	50 min
May 23, 5:19 PM EDT	Special Weather Statement	JAX	Wayne	26 min
May 23, 5:50 PM EDT	Severe Thunderstorm Warning	JAX	Glynn	25 min
May 23, 6:11 PM EDT	Special Weather Statement	JAX	Atkinson, Coffee	49 min
May 23, 6:26 PM EDT	Severe Thunderstorm Warning	JAX	Appling, Bacon, Coffee	49 min
May 23, 6:32 PM EDT	Tornado Warning	JAX	Appling, Bacon, Coffee	28 min
May 23, 6:58 PM EDT	Tornado Warning	JAX	Appling, Bacon, Wayne	47 min
May 23, 7:17 PM EDT	Special Weather Statement	JAX	Jeff Davis	28 min
May 23, 7:24 PM EDT	Special Weather Statement	JAX	Atkinson	36 min
May 23, 7:38 PM EDT	Tornado Warning	JAX	Wayne	24 min
May 23, 7:46 PM EDT	Tornado Warning	JAX	Atkinson, Bacon, Pierce, Ware	29 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2017 Every severe thunderstorm warning in 2017

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.