Alert archive / Georgia / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 178, NWS Jacksonville, FL

August 8, 2014Appling County, Bacon County, Jeff Davis County, Georgia

NWS Jacksonville, FL issued this severe thunderstorm warning at Aug 8, 2014, 7:49 PM EDT for Appling County, Bacon County, Jeff Davis County, Georgia. It was in force for 24 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
Aug 8, 2014, 7:49 PM EDT (23:49 UTC)
Expired
Aug 8, 2014, 8:13 PM EDT
In force
24 min
Issued by
NWS Jacksonville, FL
Area
Storm-based polygon

Counties Appling County, GA, Bacon County, GA, Jeff Davis County, GA

The nearest sounding before it

Jacksonville, FL (KJAX), launched 12:00Z, 11.8 hours before the alert went out and 152 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 12:00Z on 2014-08-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1442 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 12:00Z on 2014-08-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -15 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
1442 J/kg
Mixed-layer CIN
-65 J/kg
Mixed-layer LCL
1103 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
-15 m²/s²
0-3 km storm-relative helicity
-30 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 Aug 8, 2:25 PM EDT, 5 hours 24 minutes earlier.

Area forecast discussion, Aug 8, 2:25 PM EDT, 5 hours 24 minutes before
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Hazardous weather outlook, Aug 8, 1:54 PM EDT, 5 hours 55 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE JACKSONVILLE FL
154 PM EDT FRI AUG 8 2014

AMZ450-452-454-470-472-474-FLZ020>025-030>033-035>038-040-
GAZ132>136-149>154-162>166-091030-
ALTAMAHA SOUND GA TO FERNANDINA BEACH FL OUT 20 NM-
FERNANDINA BEACH TO ST AUGUSTINE FL OUT 20 NM-
ST AUGUSTINE TO FLAGLER BEACH FL OUT 20 NM-
ALTAMAHA SOUND GA TO FERNANDINA BEACH FL 20 NM TO 60 NM OFFSHORE-
FERNANDINA BEACH TO ST AUGUSTINE FL 20 NM TO 60 NM OFFSHORE-
ST AUGUSTINE TO FLAGLER BEACH FL 20 NM TO 60 NM OFFSHORE-HAMILTON-
SUWANNEE-COLUMBIA-BAKER-NASSAU-DUVAL-UNION-BRADFORD-CLAY-ST JOHNS-
GILCHRIST-ALACHUA-PUTNAM-FLAGLER-MARION-COFFEE-JEFF DAVIS-BACON-
APPLING-WAYNE-ATKINSON-WARE-PIERCE-BRANTLEY-INLAND GLYNN-
COASTAL GLYNN-ECHOLS-CLINCH-CHARLTON-INLAND CAMDEN-COASTAL CAMDEN-
154 PM EDT FRI AUG 8 2014

...ISOLATED STRONG TO LOCALLY SEVERE STORMS EXPECTED THROUGH EARLY
THIS EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST FLORIDA...
SOUTHEAST GEORGIA AND THE ADJACENT COASTAL WATERS.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

SCATTERED AFTERNOON AND EVENING THUNDERSTORMS ARE EXPECTED...MORE
NUMEROUS OVER INLAND AREAS. THE STORMS WILL BE SLOW MOVING AND
CAPABLE OF PRODUCING LOCALLY HEAVY RAINFALL OF 1 TO 2 INCHES WITHIN
ONE HOUR AND FREQUENT LIGHTNING STRIKES. ISOLATED STRONG TO BRIEFLY
SEVERE THUNDERSTORMS ARE POSSIBLE WITH WINDS OF 50 TO 60 MPH
POSSIBLE.

HOT AND HUMID CONDITIONS THIS AFTERNOON WILL RESULT IN HEAT INDICES
OF 105 TO 108 DEGREES.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

SCATTERED AFTERNOON AND EVENING THUNDERSTORMS ARE POSSIBLE SATURDAY
THROUGH THURSDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT REQUESTED AT THIS TIME.

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, Aug 8, 6:01 PM EDT, 1 hour 48 minutes before
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Special weather statement, Aug 8, 6:06 PM EDT, 1 hour 43 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
606 PM EDT FRI AUG 8 2014

GAZ132-149-082230-
ATKINSON-COFFEE-
606 PM EDT FRI AUG 8 2014

...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED FOR ATKINSON AND
COFFEE COUNTIES FOR STRONG WINDS AND EXCESSIVE LIGHTNING VALID UNTIL
630 PM EDT...

AT 606 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM CENTERED 11 MILES SOUTHWEST OF DOUGLAS...MOVING
NORTHEAST AT 10 MPH. THIS STRONG THUNDERSTORM WILL ALSO AFFECT AREAS
AROUND DOUGLAS THROUGH 630 PM EDT. EXCESSIVE CLOUD-TO-GROUND
LIGHTNING AND GUSTY WINDS OF 40 TO 50 MPH CAN BE EXPECTED ALONG WITH
POSSIBLE MINOR DAMAGE.

REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY
EMERGENCY MANAGEMENT.

LAT...LON 3157 8292 3147 8277 3131 8298 3136 8306
TIME...MOT...LOC 2206Z 222DEG 9KT 3140 8297

TRABERT
Special weather statement, Aug 8, 6:28 PM EDT, 1 hour 21 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
628 PM EDT FRI AUG 8 2014

GAZ132-149-082300-
ATKINSON-COFFEE-
628 PM EDT FRI AUG 8 2014

...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED FOR ATKINSON AND
COFFEE COUNTIES FOR STRONG WINDS AND EXCESSIVE LIGHTNING VALID UNTIL
700 PM EDT...

AT 628 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG
THUNDERSTORMS CENTERED OVER ATKINSON COUNTY...STATIONARY. THESE
STRONG THUNDERSTORMS WILL IMPACT MAINLY RURAL AREAS OF THE INDICATED
COUNTIES THROUGH 700 PM EDT. EXCESSIVE CLOUD-TO-GROUND LIGHTNING AND
GUSTY WINDS OF 40 TO 55 MPH CAN BE EXPECTED ALONG WITH POSSIBLE MINOR
DAMAGE.

REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY
EMERGENCY MANAGEMENT.

LAT...LON 3158 8301 3147 8283 3135 8295 3137 8312
      3138 8312 3139 8313
TIME...MOT...LOC 2228Z 216DEG 2KT 3141 8298

TRABERT
Special weather statement, Aug 8, 6:57 PM EDT, 52 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
657 PM EDT FRI AUG 8 2014

GAZ132-082345-
COFFEE-
657 PM EDT FRI AUG 8 2014

...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED FOR COFFEE COUNTY
FOR STRONG WINDS AND EXCESSIVE LIGHTNING VALID UNTIL 745 PM EDT...

AT 657 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM CENTERED OVER DOUGLAS...MOVING NORTHEAST AT 15
MPH. THIS STRONG THUNDERSTORM WILL ALSO AFFECT AREAS AROUND DOUGLAS
AND WEST GREEN THROUGH 745 PM EDT. EXCESSIVE CLOUD-TO-GROUND
LIGHTNING AND GUSTY WINDS OF 40 TO 50 MPH CAN BE EXPECTED ALONG WITH
POSSIBLE MINOR DAMAGE.

REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY
EMERGENCY MANAGEMENT.

LAT...LON 3156 8263 3155 8261 3145 8287 3153 8295
      3168 8278 3167 8263
TIME...MOT...LOC 2257Z 235DEG 12KT 3153 8284

TRABERT
Special weather statement, Aug 8, 7:32 PM EDT, 17 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
732 PM EDT FRI AUG 8 2014

GAZ132-134-135-090015-
APPLING-BACON-COFFEE-
732 PM EDT FRI AUG 8 2014

...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED FOR APPLING...BACON
AND COFFEE COUNTIES FOR STRONG WINDS AND EXCESSIVE LIGHTNING VALID
UNTIL 815 PM EDT...

AT 732 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG
THUNDERSTORMS CENTERED 2 MILES NORTH OF NICHOLLS...MOVING NORTHEAST
AT 15 MPH. THESE STRONG THUNDERSTORMS WILL ALSO AFFECT AREAS AROUND
NICHOLLS...ALMA AND NEW LACY THROUGH 815 PM EDT. EXCESSIVE
CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS OF 40 TO 50 MPH CAN BE
EXPECTED ALONG WITH POSSIBLE MINOR DAMAGE.

REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY
EMERGENCY MANAGEMENT.

LAT...LON 3177 8237 3155 8225 3148 8266 3158 8270
TIME...MOT...LOC 2332Z 247DEG 13KT 3155 8262

TRABERT
Special weather statement, Aug 8, 7:44 PM EDT, 5 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
744 PM EDT FRI AUG 8 2014

GAZ133>135-090015-
APPLING-BACON-JEFF DAVIS-
744 PM EDT FRI AUG 8 2014

...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED FOR JEFF DAVIS...
APPLING AND BACON COUNTIES FOR STRONG WINDS AND EXCESSIVE LIGHTNING
VALID UNTIL 815 PM EDT...

AT 745 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG
THUNDERSTORMS CENTERED 15 MILES SOUTH OF GRAHAM...MOVING NORTHEAST AT
20 MPH. THESE STRONG THUNDERSTORMS WILL ALSO AFFECT AREAS AROUND PINE
GROVE AND GRAHAM THROUGH 815 PM EDT. EXCESSIVE CLOUD-TO-GROUND
LIGHTNING AND GUSTY WINDS OF 40 TO 50 MPH CAN BE EXPECTED ALONG WITH
POSSIBLE MINOR DAMAGE. HEAVY RAINFALL WILL PRODUCE PONDING OF WATER
ON ROADWAYS AND MINOR FLOODING OF LOW-LYING AREAS.

REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY
EMERGENCY MANAGEMENT.

LAT...LON 3189 8251 3173 8231 3155 8254 3160 8263
TIME...MOT...LOC 2345Z 212DEG 18KT 3163 8255

TRABERT

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 8, 12:24 PM EDTSpecial Weather StatementJAXGilchrist66 min
Aug 8, 1:13 PM EDTSpecial Weather StatementJAXSuwannee47 min
Aug 8, 1:16 PM EDTSevere Thunderstorm WarningJAXSuwannee29 min
Aug 8, 1:54 PM EDTSpecial Weather StatementJAXUnion36 min
Aug 8, 2:02 PM EDTSpecial Weather StatementJAXUnion28 min
Aug 8, 2:26 PM EDTSpecial Weather StatementJAXPutnam34 min
Aug 8, 2:37 PM EDTSpecial Weather StatementJAXClay23 min
Aug 8, 2:53 PM EDTSpecial Weather StatementJAXBaker37 min
Aug 8, 3:06 PM EDTSpecial Weather StatementJAXPutnam39 min
Aug 8, 3:09 PM EDTSpecial Weather StatementJAXMarion51 min
Aug 8, 3:29 PM EDTSpecial Weather StatementJAXDuval46 min
Aug 8, 3:42 PM EDTSpecial Weather StatementJAXNassau33 min
Aug 8, 3:51 PM EDTSpecial Weather StatementJAXSaint Johns24 min
Aug 8, 3:56 PM EDTAreal Flood AdvisoryJAXDuval94 min
Aug 8, 4:13 PM EDTSpecial Weather StatementJAXDuval32 min
Aug 8, 4:25 PM EDTSpecial Weather StatementJAXNassau35 min
Aug 7, 8:42 PM EDTSpecial Weather StatementJAXWayne33 min
Aug 8, 4:43 PM EDTSpecial Weather StatementJAXCamden32 min
Aug 8, 5:23 PM EDTSpecial Weather StatementJAXWayne37 min
Aug 8, 5:47 PM EDTSpecial Weather StatementJAXBrantley28 min
Aug 8, 5:48 PM EDTSpecial Weather StatementJAXWare27 min
Aug 8, 6:01 PM EDTSpecial Weather StatementJAXWayne29 min
Aug 8, 6:06 PM EDTSpecial Weather StatementJAXCoffee24 min
Aug 8, 6:28 PM EDTSpecial Weather StatementJAXCoffee32 min
Aug 8, 6:57 PM EDTSpecial Weather StatementJAXCoffee48 min
Aug 8, 7:32 PM EDTSpecial Weather StatementJAXBacon43 min
Aug 8, 7:44 PM EDTSpecial Weather StatementJAXAppling31 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2014Every severe thunderstorm warning in 2014

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.