Alert archive / North Carolina / Tornado Warnings in 2017

Tornado Warning 13, NWS Greenville-Spartanburg, SC

May 24, 2017Burke County, McDowell County, North Carolina

NWS Greenville-Spartanburg, SC issued this tornado warning at May 24, 2017, 4:23 PM EDT for Burke County, McDowell County, North Carolina. It was in force for 37 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
May 24, 2017, 4:23 PM EDT (20:23 UTC)
Expired
May 24, 2017, 5:00 PM EDT
In force
37 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

Counties Burke County, NC, McDowell County, NC

The radar

The Greer radar (KGSP), 90 km from the middle of the area, began a volume at 20:26 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 watch it was issued in

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

IssuedProductOfficeLasted
May 24, 10:04 AM EDTTornado WatchSPC11 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 8.4 hours before the alert went out and 182 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, Greensboro/Hi Pt, NC at 12:00Z on 2017-05-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 52 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, Greensboro/Hi Pt, NC at 12:00Z on 2017-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 105 square meters per square second.19395878Sfc1 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
52 J/kg
Mixed-layer CIN
-47 J/kg
Mixed-layer LCL
553 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
105 m²/s²
0-3 km storm-relative helicity
137 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

419 
WFUS52 KGSP 242023
TORGSP
NCC023-111-242100-
/O.NEW.KGSP.TO.W.0013.170524T2023Z-170524T2100Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Greenville-Spartanburg SC
423 PM EDT WED MAY 24 2017

The National Weather Service in Greenville-Spartanburg has issued a

* Tornado Warning for...
  Southeastern McDowell County in western North Carolina...
  Southwestern Burke County in western North Carolina...

* Until 500 PM EDT
    
* At 423 PM EDT, a severe thunderstorm capable of producing a tornado
  was located 7 miles southeast of Marion, moving northeast at 15
  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...
  Morganton, Glen Alpine and Salem around 500 PM EDT. 

Other locations impacted by this dangerous thunderstorm include
Dysartsville.

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.

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 3556 8189 3561 8196 3578 8181 3567 8167
TIME...MOT...LOC 2023Z 225DEG 14KT 3560 8191 

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

$$

KRENTZ
2 follow-up statements
131 
WWUS52 KGSP 242044
SVSGSP

Severe Weather Statement
National Weather Service Greenville-Spartanburg SC
444 PM EDT WED MAY 24 2017

NCC111-242054-
/O.CAN.KGSP.TO.W.0013.000000T0000Z-170524T2100Z/
McDowell NC-
444 PM EDT WED MAY 24 2017

...THE TORNADO WARNING FOR SOUTHEASTERN MCDOWELL 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 600 PM EDT for western North
Carolina.

LAT...LON 3578 8181 3567 8167 3561 8184 3571 8187
      3572 8187
TIME...MOT...LOC 2044Z 225DEG 14KT 3566 8184 

$$

NCC023-242100-
/O.CON.KGSP.TO.W.0013.000000T0000Z-170524T2100Z/
Burke NC-
444 PM EDT WED MAY 24 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM EDT FOR
SOUTHWESTERN BURKE COUNTY...
    
At 444 PM EDT, a severe thunderstorm capable of producing a tornado
was located 9 miles east of Marion, or 5 miles southwest of Glen
Alpine, moving northeast at 15 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...
  Morganton and Glen Alpine around 500 PM EDT. 

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.

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 3578 8181 3567 8167 3561 8184 3571 8187
      3572 8187
TIME...MOT...LOC 2044Z 225DEG 14KT 3566 8184 

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

$$

KRENTZ
365 
WWUS52 KGSP 242059
SVSGSP

Severe Weather Statement
National Weather Service Greenville-Spartanburg SC
459 PM EDT WED MAY 24 2017

NCC023-242109-
/O.EXP.KGSP.TO.W.0013.000000T0000Z-170524T2100Z/
Burke NC-
459 PM EDT WED MAY 24 2017

...THE TORNADO WARNING FOR SOUTHWESTERN BURKE COUNTY WILL EXPIRE AT
500 PM EDT...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore the warning will be
allowed to expire.

A tornado watch remains in effect until 600 PM EDT for western North
Carolina.

LAT...LON 3578 8181 3567 8167 3561 8184 3571 8187
      3572 8187
TIME...MOT...LOC 2059Z 225DEG 14KT 3569 8181 

$$

KRENTZ

The office that day

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

IssuedProductOfficeCountiesLasted
May 24, 4:23 AM EDTFlash Flood WatchGSPAlexander, Avery, Buncombe, Burke, Cabarrus, Caldwell and 22 more18 hr
May 24, 4:26 AM EDTAreal Flood AdvisoryGSPBurke, Caldwell6 hr
May 24, 11:04 AM EDTSpecial Weather StatementGSPGraham71 min
May 24, 11:10 AM EDTSevere Thunderstorm WarningGSPGraham, Swain47 min
May 24, 12:18 PM EDTSpecial Weather StatementGSPGraham42 min
May 24, 1:01 PM EDTSpecial Weather StatementGSPJackson44 min
May 24, 2:39 PM EDTSpecial Weather StatementGSPMcDowell36 min
May 24, 2:47 PM EDTSevere Thunderstorm WarningGSPMcDowell, Polk, Rutherford43 min
May 24, 3:11 PM EDTSpecial Weather StatementGSPIredell34 min
May 24, 3:41 PM EDTTornado WarningGSPDavie, Iredell, Rowan34 min
May 24, 3:59 PM EDTAreal Flood AdvisoryGSPBurke, McDowell3 hr
May 24, 4:00 PM EDTSevere Thunderstorm WarningGSPCabarrus, Mecklenburg45 min
May 24, 4:12 PM EDTTornado WarningGSPDavie, Iredell18 min
May 24, 4:15 PM EDTTornado WarningGSPAlexander, Iredell31 min
May 24, 4:16 PM EDTTornado WarningGSPUnion29 min
May 24, 4:21 PM EDTAreal Flood AdvisoryGSPMecklenburg6 hr
May 24, 4:57 PM EDTSpecial Weather StatementGSPStanly33 min
May 24, 4:58 PM EDTAreal Flood AdvisoryGSPBurke, Caldwell3 hr
May 24, 5:32 PM EDTAreal Flood AdvisoryGSPMcDowell, Rutherford3 hr
May 24, 6:04 PM EDTFlash Flood WarningGSPMcDowell, Rutherford6 hr
May 24, 6:17 PM EDTSpecial Weather StatementGSPBurke43 min
May 24, 6:39 PM EDTSpecial Weather StatementGSPCaldwell36 min
May 24, 6:46 PM EDTSpecial Weather StatementGSPPolk, Rutherford44 min
May 24, 7:28 PM EDTAreal Flood AdvisoryGSPHenderson107 min

Nearby

Tornado Warnings in North Carolina, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.