Alert archive / South Carolina / Tornado Warnings in 2017

Tornado Warning 6, NWS Greenville-Spartanburg, SC

April 3, 2017Chester County, Union County, South Carolina

NWS Greenville-Spartanburg, SC issued this tornado warning at Apr 3, 2017, 3:27 PM EDT for Chester County, Union County, South Carolina. It was in force for 33 min. 4 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: Apr 3, 2017, 3:27 PM EDT (19:27 UTC)
Expired: Apr 3, 2017, 4:00 PM EDT
In force: 33 min
Issued by: NWS Greenville-Spartanburg, SC
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.0 in

Counties Chester County, SC, Union County, SC

The radar

The Greer radar (KGSP), 75 km from the middle of the area, began a volume at 19:29 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, 3:29 PM EDT	TORNADO	2 Nw Carlisle, SC	BRIEF TOUCHDOWN WITH A FEW TREES DOWN WITH A CONVERGENT FALL PATTERN.
Apr 3, 3:29 PM EDT	TORNADO	2 Nw Carlisle, SC	BRIEF TOUCHDOWN WITH A FEW TREES DOWN WITH A CONVERGENT FALL PATTERN. TORNADO RATED EF0 FOLLOWING STORM SURVEY.
Apr 3, 3:31 PM EDT	TSTM WND DMG	3 Wnw Carlisle, SC	AT LEAST 2 TREES DOWN ALONG BEATY BRIDGE ROAD. ALSO A NEARBY FENCE BLOWN DOWN.
Apr 3, 3:45 PM EDT	TSTM WND DMG	5 Nne Leeds, SC	AT LEAST 2 TREES DOWN ON CALVARY CHURCH ROAD.

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

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 7.5 hours before the alert went out and 215 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: 671 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 178 m²/s²
0-3 km storm-relative helicity: 198 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

574 
WFUS52 KGSP 031927
TORGSP
SCC023-087-032000-
/O.NEW.KGSP.TO.W.0006.170403T1927Z-170403T2000Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Greenville-Spartanburg SC
327 PM EDT MON APR 3 2017

The National Weather Service in Greenville-Spartanburg has issued a

* Tornado Warning for...
  Western Chester County in Upstate South Carolina...
  Southeastern Union County in Upstate South Carolina...

* Until 400 PM EDT
    
* At 326 PM EDT, a severe thunderstorm capable of producing a tornado
  was located 9 miles southeast of Union, or 4 miles west of
  Carlisle, moving east at 50 mph.

  HAZARD...Tornado. 

  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 dangerous storm will be near...
  Carlisle around 330 PM EDT. 

Other locations impacted by this dangerous thunderstorm include Leeds
and Santuc.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A brief, weak tornado is likely. Mobile homes could be flipped.
Falling trees can cause death or serious injury, and major damage to
houses. Move to a basement or an interior room on the lowest floor of
a sturdy building.

Please report damaging winds, hail, or flooding to the National
Weather Service Greenville-Spartanburg by calling toll free, 1, 800,
2 6 7, 8 1 0 1, or by posting on our Facebook page, or Tweet it using
hashtag nwsgsp. Your message should describe the event and the
specific location where it occurred.

&&

LAT...LON 3453 8157 3465 8161 3479 8130 3462 8124
TIME...MOT...LOC 1926Z 252DEG 42KT 3461 8154 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

MOORE

1 follow-up statement

614 
WWUS52 KGSP 031939
SVSGSP

Severe Weather Statement
National Weather Service Greenville-Spartanburg SC
339 PM EDT MON APR 3 2017

SCC087-031949-
/O.CAN.KGSP.TO.W.0006.000000T0000Z-170403T2000Z/
Union SC-
339 PM EDT MON APR 3 2017

...THE TORNADO WARNING FOR SOUTHEASTERN UNION COUNTY IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area, therefore the warning has been cancelled.

A tornado watch remains in effect until 900 PM EDT for Upstate South
Carolina.

LAT...LON 3458 8142 3464 8142 3466 8144 3471 8146
      3472 8145 3479 8130 3462 8124
TIME...MOT...LOC 1939Z 253DEG 44KT 3465 8137 

$$

SCC023-032000-
/O.CON.KGSP.TO.W.0006.000000T0000Z-170403T2000Z/
Chester SC-
339 PM EDT MON APR 3 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 400 PM EDT FOR WESTERN
CHESTER COUNTY...
    
At 339 PM EDT, a severe thunderstorm capable of producing a tornado
was located 9 miles southwest of Chester, or 6 miles northeast of
Carlisle, moving east at 50 mph.

HAZARD...Tornado. 

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 dangerous storm will remain over mainly rural areas of western
Chester County, including the following locations: Leeds.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A brief, weak tornado is likely. Mobile homes could be flipped.
Falling trees can cause death or serious injury, and major damage to
houses. Move to a basement or an interior room on the lowest floor of
a sturdy building.

Please report damaging winds, hail, or flooding to the National
Weather Service Greenville-Spartanburg by calling toll free, 1, 800,
2 6 7, 8 1 0 1, or by posting on our Facebook page, or Tweet it using
hashtag nwsgsp. Your message should describe the event and the
specific location where it occurred.

&&

LAT...LON 3458 8142 3464 8142 3466 8144 3471 8146
      3472 8145 3479 8130 3462 8124
TIME...MOT...LOC 1939Z 253DEG 44KT 3465 8137 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

MOORE

The office that day

Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 3, 11:07 AM EDT	Special Weather Statement	GSP	Oconee	23 min
Apr 3, 1:15 PM EDT	Special Weather Statement	GSP	Oconee	45 min
Apr 3, 1:43 PM EDT	Special Weather Statement	GSP	Anderson, Pickens	32 min
Apr 3, 2:09 PM EDT	Special Weather Statement	GSP	Anderson, Greenville	36 min
Apr 3, 2:12 PM EDT	Tornado Warning	GSP	Greenville, Pickens	18 min
Apr 3, 2:28 PM EDT	Severe Thunderstorm Warning	GSP	Greenville, Laurens, Spartanburg	32 min
Apr 3, 2:44 PM EDT	Severe Thunderstorm Warning	GSP	Greenwood, Laurens, Spartanburg, Union	31 min
Apr 3, 3:02 PM EDT	Severe Thunderstorm Warning	GSP	Cherokee, Spartanburg, Union	28 min
Apr 3, 3:08 PM EDT	Severe Thunderstorm Warning	GSP	Laurens, Spartanburg, Union	37 min
Apr 3, 3:31 PM EDT	Severe Thunderstorm Warning	GSP	Cherokee, Chester, York	29 min
Apr 3, 3:46 PM EDT	Severe Thunderstorm Warning	GSP	Chester, York	44 min
Apr 3, 3:52 PM EDT	Severe Thunderstorm Warning	GSP	York	38 min
Apr 3, 4:05 PM EDT	Severe Thunderstorm Warning	GSP	York	25 min

Nearby

Tornado Warnings in South Carolina, 2017 Every tornado warning in 2017 Tornadoes 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.