Alert archive / Georgia / Special Weather Statements in 2015

Special Weather Statement, NWS Jacksonville, FL

July 15, 2015Brantley County, Clinch County, Ware County, Georgia

NWS Jacksonville, FL issued this special weather statement at Jul 15, 2015, 3:21 PM EDT for Brantley County, Clinch County, Ware County, Georgia. It was in force for 39 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: Jul 15, 2015, 3:21 PM EDT (19:21 UTC)
Expired: Jul 15, 2015, 4:00 PM EDT
In force: 39 min
Issued by: NWS Jacksonville, FL

Counties Brantley County, GA, Clinch County, GA, Ware County, GA

The radar

The Moody AFB radar (KVAX), 57 km from the middle of the area, began a volume at 19:23 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

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 7.4 hours before the alert went out and 192 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: 1983 J/kg
Mixed-layer CIN: -21 J/kg
Mixed-layer LCL: 817 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 48 m²/s²
0-3 km storm-relative helicity: 48 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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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 Jul 15, 2:55 PM EDT, 26 minutes earlier.

Area forecast discussion, Jul 15, 2:55 PM EDT, 26 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE JACKSONVILLE FL
255 PM EDT WED JUL 15 2015

.SHORT TERM.../THROUGH FRIDAY NIGHT/...

ISSUED A HEAT ADVISORY FOR PORTIONS OF SOUTHEAST GA FOR THIS
AFTERNOON...AS THE DEWPOINTS ARE NOT MIXING AS MUCH AS EXPECTED.
THEREFORE...EXPECTING HEAT INDEX READINGS TO AROUND 110.

TROUGHING AT THE SURFACE AND ALOFT WILL PROVIDE FOR SCATTERED TO
NUMEROUS SHOWERS AND STORMS THROUGH THIS EVENING. WEAK RIDGING
SETTLES OVERHEAD FOR THURSDAY...WHICH WILL DECREASE COVERAGE OF
CONVECTION. A WEAK SURFACE TROUGH WILL DEVELOP OVER THE REGION
FRIDAY...WHICH WILL LEAD TO AN INCREASE IN AFTERNOON CONVECTIVE
COVERAGE AGAIN.

HIGHS WILL GENERALLY BE IN THE LOWER TO MID 90S THIS PERIOD. HEAT
INDEX VALUES MAY ONCE AGAIN REACH ADVISORY CRITERIA OVER SE GA ON
THURSDAY AFTERNOON.

&&

.LONG TERM.../SATURDAY THROUGH TUESDAY/...

THE EAST COAST UPPER LEVEL TROUGH WILL TRANSLATE EASTWARD OVER
THE WESTERN ATLANTIC EARLY THIS WEEKEND. THEREFORE...THE UPPER
LEVEL RIDGE TO EDGE CLOSER TO THE REGION. THE UPPER RIDGE WILL BE
CENTERED TO OUR WEST INTO EARLY NEXT WEEK PROVIDING A NORTHERLY
STEERING FLOW. SURFACE TROUGHING WILL REMAIN TO THE WEST OF THE
REGION THIS WEEKEND AND THEN TO THE NORTH OF THE REGION EARLY NEXT
WEEK WITH A WEAKER SWLY LOW LEVEL FLOW. WITH SUCH WEAK
ENVIRONMENTAL FLOW IN PLACE...BOTH EAST AND WEST COAST SEA BREEZES
WILL FORM BY MIDDAY AND PUSH INLAND. THIS WILL RESULT IN INLAND
LATE DAY SEABREEZE MERGERS LIKELY BETWEEN I-95 AND HIGHWAY 301.
TEMPERATURES WILL CONTINUE SEVERAL DEGREES ABOVE AVERAGE WITH
DAYTIME POPS NEAR AVERAGE...HOVERING IN THE 35 TO 45 PERCENT RANGE
THROUGH THE PERIOD.

&&

.AVIATION...

THERE IS A CHANCE FOR SHOWERS AND STORMS THROUGH THIS 18Z TAF
PERIOD. THE BEST CHANCE WILL BE THIS AFTERNOON AND EVENING AND AGAIN
TOWARD NOON THURSDAY. WHILE PREVAILING VFR CONDITIONS ARE
EXPECTED...LOWER CONDITIONS ARE ANTICIPATED IN AND NEAR STORMS.

&&

.MARINE...

A TROUGH OF LOW PRESSURE WILL MOVE EAST OF THE REGION TONIGHT. A
GENERAL SOUTH TO SOUTHWEST FLOW IS EXPECTED TO LAST INTO THE
WEEKEND.

RIP CURRENTS: LOW RISK THROUGH THURSDAY.

&&

.PRELIMINARY POINT TEMPS/POPS...
AMG  76  95  77  96 /  60  40  40  30
SSI  78  94  78  91 /  50  40  30  30
JAX  76  94  75  93 /  40  40  40  60
SGJ  76  93  76  92 /  30  40  40  60
GNV  75  91  74  93 /  40  50  40  50
OCF  75  90  75  92 /  40  50  30  50

&&

.JAX WATCHES/WARNINGS/ADVISORIES...
FL...NONE.
GA...HEAT ADVISORY UNTIL 5 PM EDT THIS AFTERNOON FOR APPLING-ATKINSON-
     BACON-BRANTLEY-CHARLTON-CLINCH-COFFEE-ECHOLS-INLAND CAMDEN-
     INLAND GLYNN-JEFF DAVIS-PIERCE-WARE-WAYNE.

AM...NONE.
&&

STRUBLE/CORDERO

Hazardous weather outlook, Jul 15, 2:44 PM EDT, 37 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE JACKSONVILLE FL
244 PM EDT WED JUL 15 2015

AMZ450-452-454-470-472-474-FLZ020>025-030>033-035>038-040-124-125-
GAZ132>136-149>154-162>166-161845-
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-
244 PM EDT WED JUL 15 2015

...SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS SOUTHEAST GEORGIA
THIS LATE AFTERNOON INTO THE EVENING...

...HOT TEMPERATURES CONTINUE WITH ELEVATED HEAT INDEX READINGS...

...HEAT ADVISORY FOR PORTIONS INTERIOR PORTIONS OF SOUTHEAST
GEORGIA THROUGH 5 PM THIS EVENING...

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

.DAY ONE...THIS AFTERNOON AND TONIGHT...

SCATTERED TO NUMEROUS THUNDERSTORMS CAN BE EXPECTED LATE THIS
AFTERNOON THROUGH EARLY THIS EVENING. SOME STRONG STORMS WILL BE
POSSIBLE AREA WIDE...WITH A SLIGHT RISK OF SEVERE THUNDERSTORMS
ACROSS SOUTHEAST GEORGIA. STRONG WINDS WILL BE THE MAIN THREAT
WITH A FEW STORMS PRODUCING HAIL.

AFTERNOON HEAT INDEX READINGS IN THE 103 TO 107 DEGREE RANGE CAN
BE EXPECTED ACROSS NORTHEAST FLORIDA AND COASTAL SOUTHEAST
GEORGIA. HEAT INDICES WILL RANGE FROM 108 TO 112 DEGREES ACROSS
THE INTERIOR PORTIONS OF SOUTHEAST GEORGIA THROUGH 5
PM...PROMPTING THE HEAT ADVISORY.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY...

SCATTERED TO NUMEROUS THUNDERSTORMS STORMS ARE EXPECTED EACH DAY.
THE STRONGER STORMS WILL BE CAPABLE OF PRODUCING GUSTY WINDS AND
HEAVY DOWNPOURS.

AFTERNOON HEAT INDEX READINGS IN THE 100 TO 105 DEGREE RANGE CAN
BE EXPECTED.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

SPOTTERS ARE REQUESTED TO SELF-ACTIVATE IF WARNINGS ARE ISSUED.

FOR ADDITIONAL INFORMATION...VISIT THE NATIONAL WEATHER SERVICE
IN JACKSONVILLE WEBSITE ON THE INTERNET AT WEATHER.GOV/JAX.

SCC

In the hours before

Special weather statement, Jul 15, 2:33 PM EDT, 48 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
233 PM EDT WED JUL 15 2015

FLZ020-GAZ162-151900-
HAMILTON FL-ECHOLS GA-
233 PM EDT WED JUL 15 2015

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN HAMILTON AND WESTERN
ECHOLS COUNTIES UNTIL 300 PM EDT...

AT 233 PM EDT...DOPPLER RADAR WAS TRACKING A LINE OF STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM 6 MILES EAST OF VALDOSTA TO
9 MILES WEST OF JENNINGS TO 6 MILES NORTH OF MADISON...AND MOVING
SOUTHEAST AT 15 MPH.

GUSTY WINDS OF 40 TO 50 MPH CAN BE EXPECTED ALONG WITH POSSIBLE
MINOR WIND DAMAGE.

LOCATIONS IMPACTED INCLUDE...
JENNINGS...STATENVILLE...SUWANNEE RIVER STATE PARK...BLUE SPRINGS...
CROSSROADS AND MAYDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY
EMERGENCY MANAGEMENT.

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THESE STORMS...AND MAY
LEAD TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THESE STORMS.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

&&

LAT...LON 3063 8314 3079 8313 3081 8310 3085 8309
      3085 8301 3086 8299 3083 8286 3049 8302
      3043 8310 3042 8315 3039 8318 3041 8318
      3042 8322 3046 8322 3047 8324 3052 8324
      3055 8326 3062 8327 3063 8331
TIME...MOT...LOC 1833Z 300DEG 15KT 3084 8317 3064 8326 3056 8340

NELSON

Special weather statement, Jul 15, 3:07 PM EDT, 14 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
307 PM EDT WED JUL 15 2015

GAZ153-154-165-166-151930-
INLAND GLYNN GA-COASTAL CAMDEN GA-COASTAL GLYNN GA-INLAND CAMDEN GA-
307 PM EDT WED JUL 15 2015

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHERN GLYNN AND NORTHEASTERN
CAMDEN COUNTIES UNTIL 330 PM EDT...

AT 307 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 8
MILES SOUTHEAST OF WAVERLY...OR 9 MILES NORTHEAST OF WOODBINE...
MOVING EAST AT 25 MPH.

GUSTY WINDS OF 40 TO 50 MPH CAN BE EXPECTED ALONG WITH POSSIBLE
MINOR WIND DAMAGE.

LOCATIONS IMPACTED INCLUDE...
BRUNSWICK...ST. SIMONS ISLAND...JEKYLL ISLAND AND DOVER BLUFF.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY
EMERGENCY MANAGEMENT.

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

&&

LAT...LON 3100 8140 3106 8149 3106 8151 3105 8148
      3102 8145 3099 8163 3098 8141 3089 8141
      3098 8171 3117 8167 3116 8143 3115 8143
      3115 8144 3112 8141 3116 8136
TIME...MOT...LOC 1907Z 285DEG 22KT 3104 8159

NELSON

Special weather statement, Jul 15, 3:21 PM EDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
321 PM EDT WED JUL 15 2015

GAZ149-150-152-163-164-152000-
CLINCH GA-BRANTLEY GA-ATKINSON GA-CHARLTON GA-WARE GA-
321 PM EDT WED JUL 15 2015

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN BRANTLEY...
SOUTHEASTERN ATKINSON...CENTRAL WARE...NORTHERN CLINCH AND NORTHERN
CHARLTON COUNTIES UNTIL 400 PM EDT...

AT 321 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR
FORT MUDGE...OR 11 MILES SOUTHWEST OF NAHUNTA...MOVING EAST AT 25
MPH.

HAIL UP TO NICKEL SIZE IN DIAMETER AND GUSTY WINDS OF 45 TO 55 MPH
CAN BE EXPECTED ALONG WITH POSSIBLE MINOR DAMAGE.

LOCATIONS IMPACTED INCLUDE...
HOMERVILLE...NAHUNTA...ARGYLE...HOMELAND...DU PONT...RACE POND...
BRAGANZA...MANOR...EMERSON PARK...FORT MUDGE...HICKOX...BOGGY BAY...
COGDELL...WINOKUR AND NEEDHAM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY
EMERGENCY MANAGEMENT.

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

&&

LAT...LON 3121 8299 3121 8193 3107 8193 3105 8194
      3104 8193 3088 8192 3088 8297 3118 8297
      3118 8299
TIME...MOT...LOC 1921Z 279DEG 21KT 3110 8214

NELSON

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 15, 8:30 AM EDT	Special Weather Statement	JAX	Marion	30 min
Jul 15, 8:58 AM EDT	Special Weather Statement	JAX	Marion	32 min
Jul 15, 2:00 PM EDT	Special Marine Warning	JAX		60 min
Jul 15, 2:33 PM EDT	Special Weather Statement	JAX	Hamilton	27 min
Jul 15, 3:09 PM EDT	Special Marine Warning	JAX		66 min
Jul 15, 2:14 PM EDT	Heat Advisory	JAX	Appling, Atkinson, Bacon, Brantley, Camden, Clinch and 6 more	3 hr
Jul 15, 3:07 PM EDT	Special Weather Statement	JAX	Camden	23 min
Jul 15, 4:02 PM EDT	Special Weather Statement	JAX	Jeff Davis	43 min
Jul 15, 4:41 PM EDT	Special Weather Statement	JAX	Coffee	49 min
Jul 15, 5:13 PM EDT	Special Weather Statement	JAX	Bacon, Coffee	47 min
Jul 15, 5:26 PM EDT	Severe Thunderstorm Warning	JAX	Coffee	34 min
Jul 15, 5:45 PM EDT	Special Weather Statement	JAX	Atkinson	45 min
Jul 15, 5:50 PM EDT	Special Weather Statement	JAX	Bacon, Pierce	25 min
Jul 15, 5:55 PM EDT	Severe Thunderstorm Warning	JAX	Atkinson, Coffee	35 min
Jul 15, 6:24 PM EDT	Special Weather Statement	JAX	Atkinson	36 min
Jul 15, 6:57 PM EDT	Special Weather Statement	JAX	Clinch	48 min
Jul 15, 7:09 PM EDT	Special Weather Statement	JAX	Appling	66 min

Nearby

Special Weather Statements in Georgia, 2015 Every special weather statement in 2015

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.