Alert archive / Georgia / Wind Advisories in 2017

Wind Advisory 2, NWS Jacksonville, FL

January 23, 201712 counties in Georgia; 8 counties in Florida

NWS Jacksonville, FL issued this wind advisory at Jan 23, 2017, 1:32 AM EST for 12 counties in Georgia; 8 counties in Florida. It took effect at Jan 23, 2017, 10:00 AM EST. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Jan 23, 2017, 1:32 AM EST (06:32 UTC)
In effect from
Jan 23, 2017, 10:00 AM EST
Expired
Jan 23, 2017, 6:00 PM EST
In force
8 hr
Issued by
NWS Jacksonville, FL

Counties Baker County, FL, Bradford County, FL, Duval County, FL, Flagler County, FL, Gilchrist County, FL, Nassau County, FL, Suwannee County, FL, Union County, FL, Appling County, GA, Atkinson County, GA, Bacon County, GA, Brantley County, GA, Camden County, GA, Clinch County, GA, Coffee County, GA, Echols County, GA, Glynn County, GA, Jeff Davis County, GA, Pierce County, GA, Wayne County, GA

The radar

The Jacksonville radar (KJAX), 66 km from the middle of the area, began a volume at 06:33 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

Jacksonville, FL (KJAX), launched 00:00Z, 6.5 hours before the alert went out and 65 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 00:00Z on 2017-01-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1692 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Jacksonville, FL at 00:00Z on 2017-01-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 527 square meters per square second.1939587897117Sfc1 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
1692 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
785 m above ground
0-6 km bulk shear
86 kt
0-1 km storm-relative helicity
527 m²/s²
0-3 km storm-relative helicity
651 m²/s²
Significant tornado parameter
7.1
Supercell composite
23.4

Open this sounding in Storm Lab

The text

As transmitted.

955 
WWUS72 KJAX 230632
NPWJAX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSONVILLE FL
132 AM EST MON JAN 23 2017

FLZ020>025-030>033-035>038-040-124-125-GAZ132>136-149>154-162>166-
232300-
/O.NEW.KJAX.WI.Y.0002.170123T1500Z-170123T2300Z/
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-
INCLUDING THE CITIES OF...JASPER...JENNINGS...WHITE SPRINGS...
LIVE OAK...LAKE CITY...WATERTOWN...MACCLENNY...HILLIARD...
JACKSONVILLE...LAKE BUTLER...STARKE...LAKESIDE...MIDDLEBURG...
ORANGE PARK...PALM VALLEY...FRUIT COVE...ST. AUGUSTINE...
ST. AUGUSTINE SOUTH...TRENTON...GAINESVILLE...PALATKA...
PALM COAST...OCALA...YULEE...FERNANDINA BEACH...
JACKSONVILLE BEACH...DOUGLAS...HAZLEHURST...ALMA...BAXLEY...
JESUP...PEARSON...WILLACOOCHEE...WAYCROSS...BLACKSHEAR...
NAHUNTA...HOBOKEN...EVERETT...THALMANN...BRUNSWICK...ST. SIMONS...
COUNTRY CLUB ESTATES...DOCK JUNCTION...MAYDAY...NEEDMORE...
STATENVILLE...HOMERVILLE...FOLKSTON...HOMELAND...WOODBINE...
ST. MARYS...KINGSLAND
132 AM EST MON JAN 23 2017

...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 6 PM EST
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 6 PM EST
THIS EVENING. 

* TIMING...LATE THIS MORNING THROUGH THE AFTERNOON HOURS.

* WINDS...WEST 20 TO 30 MPH WITH GUSTS TO 35 TO 40 MPH.

* IMPACTS...MINOR DAMAGE TO TREES, POWER LINES, AND PROPERTY ARE
  POSSIBLE WITH WIND OF THIS MAGNITUDE. MOTORISTS IN HIGH
  PROFILES VEHICLES ARE ADVISED TO USE CAUTION UNTIL THE WIND
  SUBSIDES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS GREATER THAN
25 MPH ARE EXPECTED FOR AT LEAST AN HOUR, WITH GUSTS OF 35 TO
57 MPH AT ANY TIME. 

MINOR DAMAGE TO TREES, POWER LINES, AND PROPERTY ARE POSSIBLE
WITH WIND OF THIS MAGNITUDE.

MOTORISTS IN HIGH PROFILES VEHICLES ARE ADVISED TO USE CAUTION
UNTIL THE WIND SUBSIDES.

STRONG WINDS CAN TOPPLE TREES, BLOW WEAKENED ROOFS OFF HOUSES,
AND DOWN POWER LINES. TAKE PRECAUTIONS TO SECURE TRASH CANS, LAWN
FURNITURE, AND ANY OTHER LOOSE OUTDOOR OBJECTS.

PERSONS IN THE ADVISORY AREA SHOULD KEEP ABREAST OF THE LATEST
WEATHER.

&&

$$
1 follow-up statement
202 
WWUS72 KJAX 232312
NPWJAX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSONVILLE FL
612 PM EST MON JAN 23 2017

FLZ020>025-030>033-035>038-040-124-125-GAZ132>136-149>154-162>166-
240015-
/O.EXP.KJAX.WI.Y.0002.000000T0000Z-170123T2300Z/
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-
INCLUDING THE CITIES OF...JASPER...JENNINGS...WHITE SPRINGS...
LIVE OAK...LAKE CITY...WATERTOWN...MACCLENNY...HILLIARD...
JACKSONVILLE...LAKE BUTLER...STARKE...LAKESIDE...MIDDLEBURG...
ORANGE PARK...PALM VALLEY...FRUIT COVE...ST. AUGUSTINE...
ST. AUGUSTINE SOUTH...TRENTON...GAINESVILLE...PALATKA...
PALM COAST...OCALA...YULEE...FERNANDINA BEACH...
JACKSONVILLE BEACH...DOUGLAS...HAZLEHURST...ALMA...BAXLEY...
JESUP...PEARSON...WILLACOOCHEE...WAYCROSS...BLACKSHEAR...
NAHUNTA...HOBOKEN...EVERETT...THALMANN...BRUNSWICK...ST. SIMONS...
COUNTRY CLUB ESTATES...DOCK JUNCTION...MAYDAY...NEEDMORE...
STATENVILLE...HOMERVILLE...FOLKSTON...HOMELAND...WOODBINE...
ST. MARYS...KINGSLAND
612 PM EST MON JAN 23 2017

...WIND ADVISORY HAS EXPIRED...

WESTERLY WINDS WITH GUSTS OF NEAR 25 TO 35 MPH ARE STILL EXPECTED
THIS EVENING.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 22, 7:15 PM ESTSevere Thunderstorm WarningJAXCamden45 min
Jan 23, 1:19 AM ESTRiver Flood WarningJAXAppling, Tattnall, Toombs, Wayne12 days
Jan 22, 7:07 PM ESTTornado WarningJAXClay, Putnam, Saint Johns23 min
Jan 22, 7:25 PM ESTTornado WarningJAXFlagler13 min
Jan 22, 7:27 PM ESTTornado WarningJAXSaint Johns13 min
Jan 22, 8:09 PM ESTSpecial Marine WarningJAX96 min

Nearby

Wind Advisories in Georgia, 2017Wind Advisories in Florida, 2017Every wind advisory 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.