Alert archive / Georgia / Tornado Warnings in 2017

Tornado Warning 3, NWS Jacksonville, FL

January 21, 2017Appling County, Georgia

NWS Jacksonville, FL issued this tornado warning at Jan 21, 2017, 2:32 PM EST for Appling County, Georgia. It was in force for 13 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jan 21, 2017, 2:32 PM EST (19:32 UTC)
Expired
Jan 21, 2017, 2:45 PM EST
In force
13 min
Issued by
NWS Jacksonville, FL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

County Appling County, GA

The radar

The Moody AFB radar (KVAX), 135 km from the middle of the area, began a volume at 19:31 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.

What was reported inside it

TimeReportWhereRemark
Jan 21, 2:40 PM ESTTSTM WND DMG11 Nne Baxley, GATREES AND POWERLINES REPORTED DOWN ON MORRIS LANDING ROAD. POSSIBLE TORNADO TOUCHDOWN.
Jan 21, 2:40 PM ESTTSTM WND DMG8 Nne Surrency, GATREES AND POWERLINES REPORTED DOWN IN NORTHEAST PART OF COUNTY NEAR HIGHWAY 144 AND HENDRICKS ROAD. POSSIBLE TORNADO TOUCHDOWN.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

IssuedProductOfficeLasted
Jan 21, 1:51 PM ESTTornado WatchSPC4 hr

The nearest sounding before it

Jacksonville, FL (KJAX), launched 12:00Z, 7.5 hours before the alert went out and 161 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 2017-01-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 322 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 12:00Z on 2017-01-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 95 square meters per square second.1939587897Sfc1 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
322 J/kg
Mixed-layer CIN
-41 J/kg
Mixed-layer LCL
575 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
95 m²/s²
0-3 km storm-relative helicity
90 m²/s²
Significant tornado parameter
0.2
Supercell composite
0.9

Open this sounding in Storm Lab

The text

As transmitted.

053 
WFUS52 KJAX 211932
TORJAX
GAC001-211945-
/O.NEW.KJAX.TO.W.0003.170121T1932Z-170121T1945Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Jacksonville FL
232 PM EST SAT JAN 21 2017

The National Weather Service in Jacksonville has issued a

* Tornado Warning for...
  Northeastern Appling County in southeastern Georgia...

* Until 245 PM EST
    
* At 232 PM EST, a severe thunderstorm capable of producing a tornado
  was located over Baxley, moving northeast at 40 mph.

  HAZARD...Tornado and quarter size hail. 

  SOURCE...Radar indicated rotation. 

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely. 

* This tornadic thunderstorm will remain over mainly rural areas of
  northeastern Appling County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3193 8226 3192 8225 3190 8219 3190 8214
      3191 8213 3189 8214 3189 8212 3190 8211
      3187 8211 3186 8212 3184 8208 3176 8229
      3186 8236 3194 8228
TIME...MOT...LOC 1932Z 244DEG 34KT 3180 8235 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

NELSON
1 follow-up statement
575 
WWUS52 KJAX 211944
SVSJAX

Severe Weather Statement
National Weather Service Jacksonville FL
244 PM EST SAT JAN 21 2017

GAC001-211953-
/O.EXP.KJAX.TO.W.0003.000000T0000Z-170121T1945Z/
Appling GA-
244 PM EST SAT JAN 21 2017

...THE TORNADO WARNING FOR NORTHEASTERN APPLING COUNTY WILL EXPIRE AT
245 PM EST...
        
The storm which prompted the warning has moved out of the area.
Therefore the warning will be allowed to expire.  However heavy rain
is still possible with this thunderstorm.

A tornado watch remains in effect until 700 PM EST for southeastern
Georgia.

LAT...LON 3193 8226 3192 8225 3190 8219 3190 8214
      3191 8213 3189 8214 3189 8212 3190 8211
      3187 8211 3186 8212 3184 8208 3176 8229
      3186 8236 3194 8228
TIME...MOT...LOC 1943Z 250DEG 40KT 3186 8217 

$$

NELSON

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 21, 1:38 PM ESTSpecial Weather StatementJAXCoffee52 min
Jan 21, 1:45 PM ESTSevere Thunderstorm WarningJAXAppling, Bacon, Coffee, Jeff Davis45 min
Jan 21, 1:56 PM ESTSpecial Weather StatementJAXAtkinson, Coffee, Jeff Davis64 min
Jan 21, 2:15 PM ESTSevere Thunderstorm WarningJAXAtkinson, Bacon, Coffee45 min
Jan 21, 2:22 PM ESTSevere Thunderstorm WarningJAXAppling23 min
Jan 21, 2:54 PM ESTSpecial Weather StatementJAXAtkinson51 min
Jan 21, 2:57 PM ESTSevere Thunderstorm WarningJAXAppling, Bacon, Coffee19 min
Jan 21, 3:04 PM ESTSpecial Weather StatementJAXBacon41 min
Jan 21, 3:10 PM ESTSpecial Weather StatementJAXPierce50 min
Jan 21, 3:31 PM ESTSpecial Weather StatementJAXClinch, Echols44 min
Jan 21, 3:34 PM ESTSpecial Weather StatementJAXWayne41 min
Jan 21, 3:54 PM ESTSpecial Weather StatementJAXPierce, Ware51 min
Jan 21, 4:30 PM ESTSpecial Weather StatementJAXBrantley, Charlton45 min
Jan 21, 5:04 PM ESTSpecial Weather StatementJAXCamden, Charlton, Glynn41 min

Nearby

Tornado Warnings in Georgia, 2017Every tornado warning in 2017Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.