Alert archive / North Carolina / Tornado Warnings in 2017

Tornado Warning 11, NWS Blacksburg, VA

May 24, 2017Stokes County, North Carolina

NWS Blacksburg, VA issued this tornado warning at May 24, 2017, 5:09 PM EDT for Stokes County, North Carolina. It was in force for 36 min. 5 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
May 24, 2017, 5:09 PM EDT (21:09 UTC)
Expired
May 24, 2017, 5:45 PM EDT
In force
36 min
Issued by
NWS Blacksburg, VA
Area
Storm-based polygon
Tornado
Observed
Hail
1.0 in

County Stokes County, NC

The radar

The Roanoke radar (KFCX), 69 km from the middle of the area, began a volume at 21:13 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
May 24, 5:10 PM EDTTSTM WND DMG3 W Capella, NCSOME DAMAGE TO MOBILE HOMES IN TRAILER PARK ALONG YMCA CAMP RD. POSSIBLE TORNADO ACCORDING TO RADAR SIGNATURES.
May 24, 5:11 PM EDTTSTM WND DMG1 Nnw Capella, NCNUMEROUS TREES WERE BLOWN DOWN WITHIN A 300 YARD WIDE AREA NEAR INTERSECTION OF TAYLER ROAD AND ROUTE 66. IN THE SAME AREA...A ROOF WAS DAMAGED AND A BARN WAS BLOWN DOWN.
May 24, 5:22 PM EDTTSTM WND DMG5 Nw Danbury, NCA FEW TREES DOWN AROUND NORTH STOKES COUNTY HIGH SCHOOL
May 24, 5:26 PM EDTTSTM WND DMG1 Wnw Lawsonville, NCTWO TREES DOWN ON HART RD
May 24, 5:32 PM EDTTSTM WND DMG3 Nne Lawsonville, NCSEVERAL TREES DOWN ALONG ROUTE 8

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.

IssuedProductOfficeLasted
May 24, 3:46 PM EDTTornado WatchSPC6 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 9.2 hours before the alert went out and 52 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.

430 
WFUS51 KRNK 242109
TORRNK
NCC169-242145-
/O.NEW.KRNK.TO.W.0011.170524T2109Z-170524T2145Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service BLACKSBURG VA
509 PM EDT WED MAY 24 2017

The National Weather Service in BLACKSBURG has issued a

* Tornado Warning for...
  Northwestern Stokes County in north central North Carolina...

* Until 545 PM EDT
    
* At 508 PM EDT, a tornado producing storm was located over Pinnacle,
  moving northeast at 30 mph.

  HAZARD...Damaging tornado and quarter size hail. 

  SOURCE...Several reports of a confirmed tornado with widespread 
           damage to buildings, homes and vehicles. 

  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. 

* Locations impacted include...
  Danbury...
  Francisco...
  Sandy Ridge...
  Pinnacle...
  and Collinstown.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. 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.

When it is safe to do so, please send your reports of hail of any
size, as well as reports of any wind damage, including downed trees
or large limbs, to the National Weather Service by calling toll free
at 1...8 6 6...2 1 5...4 3 2 4. Reports and pictures can also be
shared on the National Weather Service Blacksburg Facebook page and
on Twitter.

&&

LAT...LON 3630 8037 3636 8045 3654 8035 3654 8003
TIME...MOT...LOC 2108Z 213DEG 25KT 3637 8038 

TORNADO...OBSERVED
HAIL...1.00IN

$$

RS
2 follow-up statements
434 
WWUS51 KRNK 242119
SVSRNK

Severe Weather Statement
National Weather Service BLACKSBURG VA
519 PM EDT WED MAY 24 2017

NCC169-242145-
/O.CON.KRNK.TO.W.0011.000000T0000Z-170524T2145Z/
Stokes NC-
519 PM EDT WED MAY 24 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM EDT FOR 
NORTHWESTERN STOKES COUNTY...
    
At 519 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Francisco, moving northeast at 40 mph.

HAZARD...Tornado and quarter size hail. 

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. 

Locations impacted include...
Francisco...
Collinstown...
and Vade Mecum.

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.

When it is safe to do so, please send your reports of hail of any
size, as well as reports of any wind damage, including downed trees
or large limbs, to the National Weather Service by calling toll free
at 1...8 6 6...2 1 5...4 3 2 4. Reports and pictures can also be
shared on the National Weather Service Blacksburg Facebook page and
on Twitter.

&&

LAT...LON 3639 8033 3644 8040 3654 8035 3654 8011
TIME...MOT...LOC 2119Z 212DEG 33KT 3646 8032 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

RS
018 
WWUS51 KRNK 242138
SVSRNK

Severe Weather Statement
National Weather Service BLACKSBURG VA
538 PM EDT WED MAY 24 2017

NCC169-242146-
/O.EXP.KRNK.TO.W.0011.000000T0000Z-170524T2145Z/
Stokes NC-
538 PM EDT WED MAY 24 2017

...THE TORNADO WARNING FOR 
NORTHWESTERN STOKES COUNTY WILL EXPIRE AT 545 PM EDT...
                
The storm which prompted the warning has weakened but still showing 
signs of a possible tornado or creating wind and hail damage. This 
storm will leave the county in the next 10 minutes. Therefore the 
warning will be allowed to expire.

A tornado watch remains in effect until midnight EDT for north
central and northwestern North Carolina...and south central and
southwestern Virginia.

When it is safe to do so, please send your reports of hail of any
size, as well as reports of any wind damage, including downed trees
or large limbs, to the National Weather Service by calling toll free
at 1...8 6 6...2 1 5...4 3 2 4. Reports and pictures can also be
shared on the National Weather Service Blacksburg Facebook page and
on Twitter.



LAT...LON 3639 8033 3644 8040 3654 8035 3654 8011
TIME...MOT...LOC 2136Z 206DEG 22KT 3652 8026 

$$

RS

The office that day

Everything else NWS Blacksburg, VA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 24, 4:27 AM EDTFlash Flood WatchRNKAlleghany, Ashe, Caswell, Rockingham, Stokes, Surry and 3 more20 hr
May 24, 3:47 PM EDTAreal Flood AdvisoryRNKAlleghany, Ashe, Watauga, Wilkes3 hr
May 24, 4:07 PM EDTFlash Flood WarningRNKSurry6 hr
May 24, 4:12 PM EDTSpecial Weather StatementRNKYadkin33 min
May 24, 4:18 PM EDTTornado WarningRNKYadkin27 min
May 24, 4:32 PM EDTSevere Thunderstorm WarningRNKSurry, Wilkes, Yadkin58 min
May 24, 4:42 PM EDTTornado Warning Tornado observedRNKStokes, Surry, Yadkin33 min
May 24, 4:58 PM EDTFlash Flood WarningRNKWilkes3 hr
May 24, 5:26 PM EDTAreal Flood AdvisoryRNKAlleghany, Ashe4 hr
May 24, 6:44 PM EDTAreal Flood AdvisoryRNKAshe, Watauga4 hr
May 24, 6:49 PM EDTAreal Flood AdvisoryRNKCaswell, Rockingham3 hr

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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.