Alert archive / Georgia / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 21, NWS Charleston, SC

April 3, 2017Jenkins County, Georgia

NWS Charleston, SC issued this severe thunderstorm warning at Apr 3, 2017, 3:49 PM EDT for Jenkins County, Georgia. It was in force for 33 min. 1 report 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: Apr 3, 2017, 3:49 PM EDT (19:49 UTC)
Expired: Apr 3, 2017, 4:22 PM EDT
In force: 33 min
Issued by: NWS Charleston, SC
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Jenkins County, GA

The radar

The Charleston,SC radar (KCLX), 88 km from the middle of the area, began a volume at 19:52 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

Time	Report	Where	Remark
Apr 3, 4:01 PM EDT	TSTM WND DMG	Perkins, GA	THE JENKINS COUNTY WARNING POINT REPORTED 4 TREES DOWN NEAR PERKINS GEORGIA.

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.

Issued	Product	Office	Lasted
Apr 3, 2:07 PM EDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 7.8 hours before the alert went out and 185 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1059 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 41 m²/s²
0-3 km storm-relative helicity: 47 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

264 
WUUS52 KCHS 031949
SVRCHS
GAC165-032045-
/O.NEW.KCHS.SV.W.0021.170403T1949Z-170403T2045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Charleston SC
349 PM EDT MON APR 3 2017

The National Weather Service in Charleston has issued a

* Severe Thunderstorm Warning for portions of...
  Jenkins County in southeastern Georgia...

* Until 445 PM EDT

* At 349 PM EDT, a severe thunderstorm was located 9 miles west of
  Millen, moving northeast at 50 mph.

  HAZARD...60 mph wind gusts and quarter size hail. 

  SOURCE...Radar indicated. 

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees. 

* Locations impacted include...
  Millen, Butts, Emmalane, Perkins, Herndon and Scarboro. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Report damage directly to the Charleston National Weather Service at
1-888-383-2024 when it is safe to do so.

&&

A tornado watch remains in effect until 900 PM EDT for southeastern
Georgia.

LAT...LON 3289 8212 3292 8207 3292 8195 3295 8186
      3292 8179 3278 8182 3267 8187 3265 8185
      3262 8195 3261 8201 3267 8208 3283 8215
TIME...MOT...LOC 1949Z 235DEG 43KT 3276 8211 

HAIL...1.00IN
WIND...60MPH
 
$$

NED

2 follow-up statements

763 
WWUS52 KCHS 032008
SVSCHS

Severe Weather Statement
National Weather Service Charleston SC
408 PM EDT MON APR 3 2017

GAC165-032045-
/O.CON.KCHS.SV.W.0021.000000T0000Z-170403T2045Z/
Jenkins GA-
408 PM EDT MON APR 3 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM EDT
FOR JENKINS COUNTY...

At 408 PM EDT, a severe thunderstorm was located 8 miles northeast of
Millen, moving northeast at 70 mph.

HAZARD...60 mph wind gusts and penny size hail. 

SOURCE...Radar indicated. 

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

Locations impacted include...
Millen, Perkins and Scarboro. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Report damage directly to the Charleston National Weather Service at
1-888-383-2024 when it is safe to do so.

&&

A tornado watch remains in effect until 900 PM EDT for southeastern
Georgia.

LAT...LON 3292 8195 3295 8186 3292 8179 3278 8182
      3267 8187 3265 8185 3265 8192 3268 8197
      3274 8199 3284 8200
TIME...MOT...LOC 2008Z 242DEG 59KT 3290 8184 

HAIL...0.75IN
WIND...60MPH
 
$$

NED

469 
WWUS52 KCHS 032022
SVSCHS

Severe Weather Statement
National Weather Service Charleston SC
422 PM EDT MON APR 3 2017

GAC165-032032-
/O.CAN.KCHS.SV.W.0021.000000T0000Z-170403T2045Z/
Jenkins GA-
422 PM EDT MON APR 3 2017

...THE SEVERE THUNDERSTORM WARNING FOR JENKINS COUNTY IS CANCELLED...
        
The storm which prompted the warning has moved out of the area.
Therefore the warning has been cancelled.

A tornado watch remains in effect until 900 PM EDT for southeastern
Georgia.

LAT...LON 3292 8195 3295 8186 3292 8179 3278 8182
      3267 8187 3265 8185 3265 8192 3268 8197
      3274 8199 3284 8200
TIME...MOT...LOC 2020Z 235DEG 43KT 3300 8167 

$$

NED

The office that day

Everything else NWS Charleston, SC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 3, 3:36 AM EDT	Rip Current Statement	CHS		16 hr
Apr 3, 2:44 PM EDT	Special Weather Statement	CHS	Long	31 min
Apr 3, 3:07 PM EDT	Severe Thunderstorm Warning	CHS	Liberty, Long	53 min
Apr 3, 3:11 PM EDT	Special Weather Statement	CHS	Tattnall	34 min
Apr 3, 3:27 PM EDT	Special Weather Statement	CHS	Bulloch	33 min
Apr 3, 3:33 PM EDT	Severe Thunderstorm Warning	CHS	Bryan, Liberty	46 min
Apr 3, 3:43 PM EDT	Severe Thunderstorm Warning	CHS	Bulloch	32 min
Apr 3, 3:44 PM EDT	Severe Thunderstorm Warning	CHS	Screven	50 min
Apr 3, 3:52 PM EDT	Special Weather Statement	CHS	Bulloch	23 min
Apr 3, 4:04 PM EDT	Severe Thunderstorm Warning	CHS	Candler	28 min
Apr 3, 4:13 PM EDT	Severe Thunderstorm Warning	CHS	Bulloch, Effingham, Screven	47 min
Apr 3, 4:18 PM EDT	Severe Thunderstorm Warning	CHS	Screven	31 min
Apr 3, 4:22 PM EDT	Severe Thunderstorm Warning	CHS	Bulloch, Evans, Tattnall	38 min
Apr 3, 5:04 PM EDT	Special Weather Statement	CHS	Bryan, Effingham, Liberty, Long	26 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2017 Every 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.