Alert archive / Georgia / Special Weather Statements in 2017

Special Weather Statement, NWS Atlanta, GA

February 9, 2017Crawford County, Peach County, Taylor County, Georgia

NWS Atlanta, GA issued this special weather statement at Feb 9, 2017, 1:20 AM EST for Crawford County, Peach County, Taylor County, Georgia. It was in force for 25 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
Feb 9, 2017, 1:20 AM EST (06:20 UTC)
Expired
Feb 9, 2017, 1:45 AM EST
In force
25 min
Issued by
NWS Atlanta, GA
Wind
50

Counties Crawford County, GA, Peach County, GA, Taylor County, GA

The radar

The Robins AFB radar (KJGX), 60 km from the middle of the area, began a volume at 06:23 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

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 6.3 hours before the alert went out and 99 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, Peachtre/Fal Fld, GA at 00:00Z on 2017-02-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 294 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, Peachtre/Fal Fld, GA at 00:00Z on 2017-02-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 297 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
294 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
739 m above ground
0-6 km bulk shear
75 kt
0-1 km storm-relative helicity
297 m²/s²
0-3 km storm-relative helicity
330 m²/s²
Significant tornado parameter
0.5
Supercell composite
3.6

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 Atlanta, GA wrote its last area forecast discussion before this special weather statement went out at Feb 9, 12:47 AM EST, 33 minutes earlier.

Area forecast discussion, Feb 9, 12:47 AM EST, 33 minutes before
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Hazardous weather outlook, Feb 8, 11:49 PM EST, 1 hour 31 minutes before
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In the hours before

Special weather statement, Feb 8, 9:10 PM EST, 4 hours 10 minutes before
Special Weather Statement
National Weather Service Peachtree City GA
910 PM EST WED FEB 8 2017

GAZ001-002-011-090300-
Chattooga GA-Walker GA-Dade GA-
910 PM EST WED FEB 8 2017

...SIGNIFICANT WEATHER ADVISORY FOR CHATTOOGA...WALKER AND DADE
COUNTIES UNTIL 1000 PM EST...

At 909 PM EST...a line of strong thunderstorms was extending from
near Shady Grove to near Fackler...and moving southeast at 40 mph.

  HAZARD...40 to 50 mph wind...pea sized hail and frequent cloud to
           ground lightning.

  IMPACT...Expect minor damage to tree limbs and blowing around of
           light...unsecured objects.

Some locations in the path of these storms include
Chattanooga, Lafayette, Summerville, Trenton, Fort Oglethorpe,
Rossville, Chickamauga, Trion, Lookout Mountain, Lyerly, Menlo,
Center Post, Subligna, Fairview, Linwood, Villanow, Cloudland,
Chattanooga  Valley, Cloudland Canyon State Park and Hooker.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People outdoors should seek shelter immediately. If you can hear
thunder...you are close enough to be struck by lightning.

LAT...LON 3499 8526 3486 8526 3485 8520 3478 8520
      3477 8515 3472 8517 3472 8505 3465 8505
      3438 8530 3437 8534 3429 8540 3429 8546
      3498 8560
TIME...MOT...LOC 0209Z 295DEG 37KT 3529 8513 3480 8600

HAIL...0.25IN
WIND...50MPH
Special weather statement, Feb 8, 10:16 PM EST, 3 hours 4 minutes before
Special Weather Statement
National Weather Service Peachtree City GA
1016 PM EST WED FEB 8 2017

GAZ019-020-090345-
Bartow GA-Floyd GA-
1016 PM EST WED FEB 8 2017

...SIGNIFICANT WEATHER ADVISORY FOR BARTOW AND SOUTHEASTERN FLOYD
COUNTIES UNTIL 1045 PM EST...

At 1016 PM EST...a strong thunderstorm was over Rome...moving east at
80 mph.

  HAZARD...40 to 50 mph wind...nickel sized hail and frequent cloud
           to ground lightning.

  IMPACT...Expect minor damage to tree limbs and blowing around of
           light...unsecured objects.

Some locations in the path of this storm include
Rome, Cartersville, Adairsville, Euharlee, Emerson, White, Kingston,
Cassville, Shannon, Pinson, Lindale, Red Top Mountain State Park,
Pine Log, Stilesboro and Funkhouser.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People outdoors should seek shelter immediately. If you can hear
thunder...you are close enough to be struck by lightning.

LAT...LON 3414 8530 3424 8528 3436 8515 3439 8466
      3408 8467
TIME...MOT...LOC 0316Z 266DEG 70KT 3424 8520

HAIL...0.88IN
WIND...50MPH
Special weather statement, Feb 8, 10:18 PM EST, 3 hours 2 minutes before
Special Weather Statement
National Weather Service Peachtree City GA
1018 PM EST WED FEB 8 2017

GAZ019-020-090345-
Bartow GA-Floyd GA-
1018 PM EST WED FEB 8 2017

...SIGNIFICANT WEATHER ADVISORY FOR BARTOW AND SOUTHEASTERN FLOYD
COUNTIES UNTIL 1045 PM EST...

At 1016 PM EST...a strong thunderstorm was over Rome...moving east at
40 mph.

  HAZARD...40 to 50 mph wind...nickel sized hail and frequent cloud
           to ground lightning.

  IMPACT...Expect minor damage to tree limbs and blowing around of
           light...unsecured objects.

Some locations in the path of this storm include
Rome, Cartersville, Adairsville, Euharlee, Emerson, White, Kingston,
Cassville, Shannon, Pinson, Lindale, Red Top Mountain State Park,
Pine Log, Stilesboro and Funkhouser.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People outdoors should seek shelter immediately. If you can hear
thunder...you are close enough to be struck by lightning.

LAT...LON 3414 8530 3424 8528 3436 8515 3439 8466
      3408 8467
TIME...MOT...LOC 0316Z 266DEG 70KT 3424 8520

HAIL...0.88IN
WIND...50MPH
Special weather statement, Feb 9, 1:10 AM EST, 10 minutes before
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Special weather statement, Feb 9, 1:20 AM EST, 0 minutes before
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The office that day

Everything else NWS Atlanta, GA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 8, 9:10 PM ESTSpecial Weather StatementFFCChattooga, Dade, Walker50 min
Feb 8, 10:16 PM ESTSpecial Weather StatementFFCBartow, Floyd29 min
Feb 8, 10:18 PM ESTSpecial Weather StatementFFCBartow, Floyd27 min
Feb 8, 10:24 PM ESTSevere Thunderstorm WarningFFCBartow, Floyd36 min
Feb 9, 1:10 AM ESTSpecial Weather StatementFFCHancock, Jasper, Putnam, Warren50 min
Feb 9, 1:42 AM ESTSpecial Weather StatementFFCBibb, Twiggs, Wilkinson48 min
Feb 9, 2:15 AM ESTSpecial Weather StatementFFCBleckley, Dodge, Emanuel, Johnson, Laurens, Pulaski and 1 more30 min

Nearby

Special Weather Statements in Georgia, 2017Every special weather statement 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.