Alert archive / Georgia / Special Weather Statements in 2019

Special Weather Statement, NWS Jacksonville, FL

April 6, 2019Pierce County, Georgia

NWS Jacksonville, FL issued this special weather statement at Apr 6, 2019, 2:21 PM EDT for Pierce 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
Apr 6, 2019, 2:21 PM EDT (18:21 UTC)
Expired
Apr 6, 2019, 3:00 PM EDT
In force
39 min
Issued by
NWS Jacksonville, FL

County Pierce County, GA

The radar

The Moody AFB radar (KVAX), 98 km from the middle of the area, began a volume at 18:21 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, 6.4 hours before the alert went out and 105 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 2019-04-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 334 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 2019-04-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 102 square meters per square second.193958Sfc1 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
334 J/kg
Mixed-layer CIN
-82 J/kg
Mixed-layer LCL
847 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
102 m²/s²
0-3 km storm-relative helicity
130 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

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 Apr 6, 9:15 AM EDT, 5 hours 6 minutes earlier.

Area forecast discussion, Apr 6, 9:15 AM EDT, 5 hours 6 minutes before
Area Forecast Discussion
National Weather Service Jacksonville FL
915 AM EDT Sat Apr 6 2019

.UPDATE...Stationary front over central Ga just north of the
Altamaha River and weak upper trough moving across the area is
producing scattered showers this morning. Expect trough to push
offshore this afternoon with the continued chance of scattered
showers/storms over se Ga in vicinity of frontal boundary...and
near the St. Johns River basin as the east coast seabreeze front
moves inland. Warm and humid conditions today with temperatures
reaching the mid 80s inland.

&&

.AVIATION...VFR ceilings today with scattered showers...and
isolated thunderstorms this afternoon. Light south to southeast
winds will increase and become southeast to east after 17z as
seabreeze moves inland.

&&

.MARINE...Light southeast to east winds today with sea heights 2
to 3 feet. Scattered showers and isolated thunderstorms possible.

Rip Currents: Moderate risk this weekend.

&&

.PRELIMINARY POINT TEMPS/POPS...
AMG  80  63  86  64 /  60  40  40  20
SSI  74  64  76  65 /  30  30  20  10
JAX  83  65  85  65 /  30  20  30  10
SGJ  80  66  81  65 /  30  30  20  10
GNV  86  65  88  65 /  10  20  40  10
OCF  86  66  89  65 /  20  20  30  10

&&

.JAX WATCHES/WARNINGS/ADVISORIES...
FL...None.
GA...None.
AM...None.
&&

Zibura/McGinnis/

In the hours before

Special weather statement, Apr 6, 12:02 PM EDT, 2 hours 19 minutes before
Special Weather Statement
National Weather Service Jacksonville FL
1202 PM EDT Sat Apr 6 2019

GAZ132-133-061630-
Coffee GA-Jeff Davis GA-
1202 PM EDT Sat Apr 6 2019

...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL COFFEE AND SOUTHWESTERN
JEFF DAVIS COUNTIES UNTIL 1230 PM EDT...

* At 1201 PM EDT, National Weather Service meteorologists were
  tracking a strong thunderstorm near Broxton, moving southeast at 15
  mph.

* Winds in excess of 40 mph possible with this storm along with
  heavy downpours.

* Locations impacted include...
  Broxton, West Green 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 3163 8297 3178 8270 3173 8255 3154 8282
TIME...MOT...LOC 1601Z 300DEG 12KT 3167 8284

ZIBURA
Special weather statement, Apr 6, 12:46 PM EDT, 1 hour 35 minutes before
Special Weather Statement
National Weather Service Jacksonville FL
1246 PM EDT Sat Apr 6 2019

GAZ132-134-135-061730-
Bacon GA-Appling GA-Coffee GA-
1246 PM EDT Sat Apr 6 2019

...SIGNIFICANT WEATHER ADVISORY FOR EAST CENTRAL COFFEE...NORTHERN
BACON AND WEST CENTRAL APPLING COUNTIES UNTIL 130 PM EDT...

* At 1246 PM EDT, National Weather Service meteorologists were
  tracking a strong thunderstorm near West Green, or 12 miles east of
  Broxton, moving southeast at 15 mph.

* Winds in excess of 45 mph possible with this storm.

* Locations impacted include...
  Alma, West Green and New Lacy.

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 8279 3167 8266 3167 8243 3158 8230
      3149 8241
TIME...MOT...LOC 1646Z 293DEG 12KT 3163 8267

ZIBURA
Special weather statement, Apr 6, 1:30 PM EDT, 51 minutes before
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Special weather statement, Apr 6, 1:47 PM EDT, 34 minutes before
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Local storm report, Apr 6, 2:18 PM EDT, 3 minutes before
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Special weather statement, Apr 6, 2:21 PM EDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Apr 6, 3:24 PM EDTSpecial Weather StatementJAXCitrus36 min
Apr 6, 3:45 PM EDTSpecial Weather StatementJAXSaint Johns30 min
Apr 6, 4:03 PM EDTSpecial Weather StatementJAXFlagler27 min
Apr 6, 4:09 PM EDTSpecial Weather StatementJAXFlagler36 min
Apr 6, 4:14 PM EDTSpecial Weather StatementJAXMarion31 min
Apr 6, 4:22 PM EDTSevere Thunderstorm WarningJAXMarion38 min
Apr 6, 4:31 PM EDTAreal Flood AdvisoryJAXFlagler89 min
Apr 6, 4:40 PM EDTSpecial Weather StatementJAXPutnam50 min
Apr 6, 4:47 PM EDTSpecial Weather StatementJAXMarion28 min
Apr 6, 4:49 PM EDTSpecial Weather StatementJAXFlagler26 min
Apr 6, 4:52 PM EDTSpecial Weather StatementJAXMarion23 min
Apr 6, 5:12 PM EDTSpecial Weather StatementJAXFlagler48 min
Apr 6, 5:20 PM EDTSpecial Weather StatementJAXMarion40 min
Apr 6, 5:30 PM EDTSevere Thunderstorm WarningJAXFlagler, Putnam45 min
Apr 6, 5:43 PM EDTAreal Flood AdvisoryJAXPutnam92 min
Apr 6, 5:45 PM EDTSpecial Weather StatementJAXPutnam45 min
Apr 6, 5:47 PM EDTSpecial Weather StatementJAXFlagler43 min
Apr 6, 6:13 PM EDTSpecial Weather StatementJAXPutnam47 min
Apr 6, 6:15 PM EDTSpecial Weather StatementJAXFlagler45 min
Apr 6, 7:08 PM EDTSpecial Weather StatementJAXDuval37 min
Apr 6, 7:20 PM EDTSpecial Marine WarningJAX55 min
Apr 6, 7:22 PM EDTSpecial Weather StatementJAXClay38 min
Apr 6, 7:26 PM EDTSpecial Weather StatementJAXDuval34 min
Apr 6, 7:36 PM EDTSevere Thunderstorm WarningJAXDuval, Nassau39 min
Apr 6, 7:46 PM EDTSpecial Marine WarningJAX47 min
Apr 6, 7:58 PM EDTSpecial Weather StatementJAXDuval47 min
Apr 6, 11:27 AM EDTSpecial Weather StatementJAXJeff Davis33 min
Apr 6, 12:02 PM EDTSpecial Weather StatementJAXCoffee28 min
Apr 6, 12:46 PM EDTSpecial Weather StatementJAXBacon44 min
Apr 6, 12:57 PM EDTSevere Thunderstorm WarningJAXBacon, Coffee33 min
Apr 6, 1:30 PM EDTSpecial Weather StatementJAXBacon45 min
Apr 6, 1:47 PM EDTSpecial Weather StatementJAXCoffee43 min
Apr 6, 3:01 PM EDTSpecial Weather StatementJAXWayne29 min
Apr 6, 3:16 PM EDTSpecial Weather StatementJAXGlynn44 min
Apr 6, 3:59 PM EDTSpecial Weather StatementJAXGlynn46 min
Apr 6, 4:25 PM EDTSevere Thunderstorm WarningJAXCamden, Glynn50 min
Apr 6, 5:15 PM EDTSevere Thunderstorm WarningJAXCamden, Glynn45 min
Apr 6, 6:03 PM EDTSpecial Weather StatementJAXCamden42 min

Nearby

Special Weather Statements in Georgia, 2019Every special weather statement in 2019

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.