Alert archive / Georgia / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 35, NWS Atlanta, GA

February 7, 20175 counties in Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Feb 7, 2017, 5:24 PM EST for 5 counties in Georgia. It was in force for 36 min. 3 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
Feb 7, 2017, 5:24 PM EST (22:24 UTC)
Expired
Feb 7, 2017, 6:00 PM EST
In force
36 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Bibb County, GA, Crawford County, GA, Monroe County, GA, Taylor County, GA, Upson County, GA

The radar

The Robins AFB radar (KJGX), 62 km from the middle of the area, began a volume at 22:24 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
Feb 7, 5:32 PM ESTTSTM WND DMG2 Wsw Grogan, GAMULTIPLE TREES WERE DOWN IN 4 DIFFERENT AREAS BETWEEN CROOK ROAD AND TRIBBLE ROAD.
Feb 7, 5:32 PM ESTTSTM WND DMG5 E Salem, GAMULTIPLE POWER LINES WERE DOWN ON HIGHWAY 80 BETWEEN HIGHWAY 341 AND 19.
Feb 7, 5:37 PM ESTTSTM WND DMGMusella, GAMULTIPLE TREES WERE REPORTED DOWN NEAR 341 NORTH AND 42 NORTH... SOUTH OF MUSELLA.

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

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 10.4 hours before the alert went out and 90 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 12:00Z on 2017-02-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Peachtre/Fal Fld, GA at 12:00Z on 2017-02-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 142 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1498 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
142 m²/s²
0-3 km storm-relative helicity
172 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

743 
WUUS52 KFFC 072224
SVRFFC
GAC021-079-207-269-293-072300-
/O.NEW.KFFC.SV.W.0035.170207T2224Z-170207T2300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Peachtree City GA
524 PM EST TUE FEB 7 2017

The National Weather Service in Peachtree City has issued a

* Severe Thunderstorm Warning for...
  Western Bibb County in central Georgia...
  Southern Monroe County in central Georgia...
  Southeastern Upson County in west central Georgia...
  Crawford County in central Georgia...
  Eastern Taylor County in west central Georgia...

* Until 600 PM EST

* At 522 PM EST, severe thunderstorms extended from around Salem to 
  near Fickling Mill and Garden Valley, moving northeast at 45 mph.

  HAZARD...60 mph wind gusts. 

  SOURCE...Radar indicated. 

  IMPACT...Expect damage to roofs, siding, and trees. 

* Locations impacted include...
  Roberta, Reynolds, Culloden, Nakomis, Lake Tobesofkee, Jack Brown
  Estates, Russellville, Brent, Musella, Potterville, Knoxville,
  Lizella, Lee Pope, Salem, Sandy Point, Horns, Fickling Mill and
  Logtown.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. These storms may cause serious injury and significant
property damage.

If you see wind damage...hail or flooding...wait until the storm has
passed...and then call the National Weather Service toll free
at 1 8 6 6 7 6 3 4 4 6 6 or tweet us your report at NWSATLANTA.

&&

LAT...LON 3245 8417 3261 8419 3279 8426 3293 8409
      3293 8406 3297 8404 3302 8399 3291 8374
      3271 8370 3269 8374 3269 8377 3260 8390
      3253 8403 3253 8405 3252 8404 3252 8407
      3251 8407 3251 8411
TIME...MOT...LOC 2222Z 240DEG 40KT 3276 8422 3263 8416 3247 8415 

HAIL...<.75IN
WIND...60MPH
 
$$
1 follow-up statement
207 
WWUS52 KFFC 072241
SVSFFC

Severe Weather Statement
National Weather Service Peachtree City GA
541 PM EST TUE FEB 7 2017

GAC269-293-072250-
/O.CAN.KFFC.SV.W.0035.000000T0000Z-170207T2300Z/
Upson GA-Taylor GA-
541 PM EST TUE FEB 7 2017

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN UPSON AND EASTERN
TAYLOR COUNTIES IS CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

LAT...LON 3258 8407 3263 8407 3263 8406 3264 8408
      3269 8411 3268 8413 3269 8414 3280 8415
      3280 8412 3290 8412 3293 8409 3293 8406
      3297 8404 3302 8399 3291 8374 3271 8370
      3269 8378 3254 8401
TIME...MOT...LOC 2240Z 237DEG 42KT 3291 8406 3277 8398 3262 8393 

$$

GAC021-079-207-072300-
/O.CON.KFFC.SV.W.0035.000000T0000Z-170207T2300Z/
Bibb GA-Monroe GA-Crawford GA-
541 PM EST TUE FEB 7 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EST
FOR WESTERN BIBB...SOUTHERN MONROE AND CRAWFORD COUNTIES...

At 540 PM EST, severe thunderstorms extended from near Culloden to 
near Sandy Point to Lee Pope, moving northeast at 50 mph.

HAZARD...60 mph wind gusts. 

SOURCE...Radar indicated. 

IMPACT...Expect damage to roofs, siding, and trees. 

Locations impacted include...
Roberta, Culloden, Nakomis, Lake Tobesofkee, Jack Brown Estates,
Russellville, Brent, Musella, Knoxville, Lizella, Lee Pope, Sandy
Point and Horns.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. These storms may cause serious injury and significant
property damage.

If you see wind damage...hail or flooding...wait until the storm has
passed...and then call the National Weather Service toll free
at 1 8 6 6 7 6 3 4 4 6 6 or tweet us your report at NWSATLANTA.

&&

LAT...LON 3258 8407 3263 8407 3263 8406 3264 8408
      3269 8411 3268 8413 3269 8414 3280 8415
      3280 8412 3290 8412 3293 8409 3293 8406
      3297 8404 3302 8399 3291 8374 3271 8370
      3269 8378 3254 8401
TIME...MOT...LOC 2240Z 237DEG 42KT 3291 8406 3277 8398 3262 8393 

HAIL...<.75IN
WIND...60MPH
 
$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 7, 2:31 PM ESTSpecial Weather StatementFFCDade44 min
Feb 7, 3:10 PM ESTSpecial Weather StatementFFCCatoosa, Dade50 min
Feb 7, 3:50 PM ESTSevere Thunderstorm WarningFFCChattahoochee, Harris, Marion, Meriwether, Muscogee, Talbot and 1 more40 min
Feb 7, 4:27 PM ESTSevere Thunderstorm WarningFFCChattahoochee, Harris, Marion, Muscogee, Talbot, Taylor48 min
Feb 7, 4:29 PM ESTSevere Thunderstorm WarningFFCHarris, Meriwether, Troup46 min
Feb 7, 4:48 PM ESTSpecial Weather StatementFFCMacon, Marion, Schley, Sumter, Webster42 min
Feb 7, 5:04 PM ESTSpecial Weather StatementFFCTaylor, Upson26 min
Feb 7, 5:08 PM ESTSevere Thunderstorm WarningFFCHarris, Meriwether, Pike, Talbot, Upson37 min
Feb 7, 5:20 PM ESTSevere Thunderstorm WarningFFCMacon25 min
Feb 7, 5:23 PM ESTSpecial Weather StatementFFCSumter37 min
Feb 7, 5:34 PM ESTSevere Thunderstorm WarningFFCDooly, Sumter41 min
Feb 7, 5:44 PM ESTSevere Thunderstorm WarningFFCCrisp, Dooly, Sumter31 min
Feb 7, 5:47 PM ESTSpecial Weather StatementFFCHouston, Peach43 min
Feb 7, 5:58 PM ESTSpecial Weather StatementFFCJasper, Jones, Monroe32 min
Feb 7, 6:10 PM ESTSevere Thunderstorm WarningFFCCrisp, Dodge, Dooly, Pulaski, Wilcox50 min
Feb 7, 6:19 PM ESTSpecial Weather StatementFFCBaldwin, Bleckley, Twiggs, Wilkinson41 min
Feb 7, 6:52 PM ESTSpecial Weather StatementFFCBaldwin, Bleckley, Hancock, Laurens, Washington, Wilkinson38 min
Feb 7, 6:56 PM ESTSpecial Weather StatementFFCDodge, Telfair, Wilcox49 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2017Every severe thunderstorm warning 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.