Alert archive / North Carolina / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 65, NWS Blacksburg, VA

May 19, 20174 counties in North Carolina

NWS Blacksburg, VA issued this severe thunderstorm warning at May 19, 2017, 3:00 PM EDT for 4 counties in North Carolina. It was in force for 60 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 19, 2017, 3:00 PM EDT (19:00 UTC)
Expired
May 19, 2017, 4:00 PM EDT
In force
60 min
Issued by
NWS Blacksburg, VA
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Stokes County, NC, Surry County, NC, Wilkes County, NC, Yadkin County, NC

The radar

The Roanoke radar (KFCX), 97 km from the middle of the area, began a volume at 19:01 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 19, 3:16 PM EDTTSTM WND DMG1 Ne Brooks Crossroads, NCTHUNDERSTORM WINDS RESULTED IN MULTIPLE TREES DOWN ACROSS THE COUNTY, INCLUDING IN THE COMMUNITY OF HAMPTONVILLE.
May 19, 3:16 PM EDTHAIL 11 Ne Brooks Crossroads, NC
May 19, 3:21 PM EDTHAIL 14 W Yadkinville, NC
May 19, 3:33 PM EDTHAIL 0.5East Bend, NCHAILED ENOUGH TO COVER THE GROUND.
May 19, 3:51 PM EDTHAIL 0.5King, NCHAIL IS ONGOING AND ENOUGH TO COVER THE GROUND

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

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 7.0 hours before the alert went out and 68 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 2017-05-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 341 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 2017-05-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 129 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
341 J/kg
Mixed-layer CIN
-142 J/kg
Mixed-layer LCL
864 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
129 m²/s²
0-3 km storm-relative helicity
91 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

978 
WUUS51 KRNK 191900
SVRRNK
NCC169-171-193-197-192000-
/O.NEW.KRNK.SV.W.0065.170519T1900Z-170519T2000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service BLACKSBURG VA
300 PM EDT FRI MAY 19 2017

The National Weather Service in BLACKSBURG has issued a

* Severe Thunderstorm Warning for...
  Southeastern Surry County in northwestern North Carolina...
  Southwestern Stokes County in north central North Carolina...
  Southeastern Wilkes County in northwestern North Carolina...
  Yadkin County in northwestern North Carolina...

* Until 400 PM EDT

* At 300 PM EDT, severe thunderstorms were located along a line
  extending from near Siloam to Nebo to near Brooks Crossroads to
  near Windy Gap, and are nearly stationary.

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

  SOURCE...Radar indicated. 

  IMPACT...Minor damage to vehicles is possible. Expect wind damage 
           to trees and power lines. 

* Locations impacted include...
  Yadkinville...
  Jonesville...
  Pilot Mountain...
  Boonville...
  and East Bend.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare immediately for large hail and damaging winds. For your
safety, move to an interior room on the lowest floor of a sturdy
building. Stay away from windows.

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

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 3615 8114 3629 8067 3650 8052 3638 8017
      3626 8029 3626 8045 3622 8043 3614 8044
      3611 8051 3605 8051 3606 8098 3603 8110
TIME...MOT...LOC 1900Z 350DEG 1KT 3634 8055 3622 8066 3616 8079 3608
8105

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

PH
4 follow-up statements
358 
WWUS51 KRNK 191910
SVSRNK

Severe Weather Statement
National Weather Service BLACKSBURG VA
310 PM EDT FRI MAY 19 2017

NCC169-171-193-197-192000-
/O.CON.KRNK.SV.W.0065.000000T0000Z-170519T2000Z/
Surry NC-Stokes NC-Wilkes NC-Yadkin NC-
310 PM EDT FRI MAY 19 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM EDT 
FOR SOUTHEASTERN SURRY...SOUTHWESTERN STOKES...SOUTHEASTERN WILKES 
AND YADKIN COUNTIES...

At 309 PM EDT, a severe thunderstorm was located over Brooks 
Crossroads, moving east at 15 mph. Weak rotation was observed on 
radar with this storm in southern Yadkin county.

HAZARD...60 mph wind gusts and half dollar size hail. 

SOURCE...Radar indicated. 

IMPACT...Minor damage to vehicles is possible. Expect wind damage to 
         trees and power lines. 

Locations impacted include...
Yadkinville...
Jonesville...
Pilot Mountain...
Boonville...
and East Bend.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare immediately for LARGE HAIL AND DAMAGING WINDS. For your
safety, move to an interior room on the lowest floor of a sturdy
building. Stay away from windows.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

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 3615 8114 3629 8067 3650 8052 3638 8017
      3626 8029 3626 8045 3622 8043 3614 8044
      3611 8051 3605 8051 3606 8098 3603 8110
TIME...MOT...LOC 1909Z 278DEG 13KT 3613 8077 

TORNADO...POSSIBLE
HAIL...1.25IN
WIND...60MPH
 
$$

PH
785 
WWUS51 KRNK 191925
SVSRNK

Severe Weather Statement
National Weather Service BLACKSBURG VA
325 PM EDT FRI MAY 19 2017

NCC169-171-193-197-192000-
/O.CON.KRNK.SV.W.0065.000000T0000Z-170519T2000Z/
Surry NC-Stokes NC-Wilkes NC-Yadkin NC-
325 PM EDT FRI MAY 19 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM EDT 
FOR SOUTHEASTERN SURRY...SOUTHWESTERN STOKES...SOUTHEASTERN WILKES 
AND YADKIN COUNTIES...

At 324 PM EDT, severe thunderstorms were located along a line
extending from Pinnacle to near Yadkinville to Buck Shoals, moving
east at 30 mph.

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

SOURCE...Radar indicated. 

IMPACT...Minor damage to vehicles is possible. Expect wind damage to 
         trees and power lines. 

Locations impacted include...
Yadkinville...
Jonesville...
Pilot Mountain...
Boonville...
and East Bend.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare immediately for large hail and damaging winds. For your 
safety, move to an interior room on the lowest floor of a sturdy 
building. Stay away from windows.

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

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 3615 8114 3629 8067 3650 8052 3638 8017
      3626 8029 3626 8045 3622 8043 3614 8044
      3611 8051 3605 8051 3606 8098 3603 8110
TIME...MOT...LOC 1924Z 266DEG 24KT 3635 8037 3617 8062 3612 8085 

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

PH
616 
WWUS51 KRNK 191936
SVSRNK

Severe Weather Statement
National Weather Service BLACKSBURG VA
336 PM EDT FRI MAY 19 2017

NCC193-191945-
/O.CAN.KRNK.SV.W.0065.000000T0000Z-170519T2000Z/
Wilkes NC-
336 PM EDT FRI MAY 19 2017

...THE SEVERE THUNDERSTORM WARNING FOR  SOUTHEASTERN WILKES COUNTY 
IS CANCELLED...

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

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 3606 8087 3646 8049 3638 8017 3626 8029
      3626 8045 3622 8043 3614 8044 3611 8051
      3605 8051
TIME...MOT...LOC 1935Z 350DEG 1KT 3635 8037 3617 8062 3612 8085 

$$

NCC169-171-197-192000-
/O.CON.KRNK.SV.W.0065.000000T0000Z-170519T2000Z/
Surry NC-Stokes NC-Yadkin NC-
336 PM EDT FRI MAY 19 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM EDT
FOR SOUTHEASTERN SURRY...SOUTHWESTERN STOKES AND YADKIN COUNTIES...

At 335 PM EDT, severe thunderstorms were located along a line
extending from Pinnacle to near Yadkinville to Buck Shoals, and are 
nearly stationary. A spotter reported dime size hail covering the 
ground in East Bend at 333 PM.

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

SOURCE...Radar indicated. 

IMPACT...Minor damage to vehicles is possible. Expect wind damage to 
         trees and power lines. 

Locations impacted include...
Yadkinville...
Pilot Mountain...
Boonville...
East Bend...
and King.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare immediately for LARGE HAIL AND DAMAGING WINDS. For your
safety, move to an interior room on the lowest floor of a sturdy
building. Stay away from windows.

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

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 3606 8087 3646 8049 3638 8017 3626 8029
      3626 8045 3622 8043 3614 8044 3611 8051
      3605 8051
TIME...MOT...LOC 1935Z 350DEG 1KT 3635 8037 3617 8062 3612 8085 

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

PH
707 
WWUS51 KRNK 191955
SVSRNK

Severe Weather Statement
National Weather Service BLACKSBURG VA
355 PM EDT FRI MAY 19 2017

NCC169-171-197-192005-
/O.EXP.KRNK.SV.W.0065.000000T0000Z-170519T2000Z/
Surry NC-Stokes NC-Yadkin NC-
355 PM EDT FRI MAY 19 2017

...THE SEVERE THUNDERSTORM WARNING FOR 
SOUTHEASTERN SURRY...SOUTHWESTERN STOKES AND YADKIN COUNTIES WILL
EXPIRE AT 400 PM EDT...
    
The storms which prompted the warning have moved out of the area.
Therefore the warning will be allowed to expire.

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 3606 8087 3646 8049 3638 8017 3626 8029
      3626 8045 3622 8043 3614 8044 3611 8051
      3605 8051
TIME...MOT...LOC 1955Z 350DEG 1KT 3634 8037 3616 8062 3611 8085 

$$

PH

The office that day

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

IssuedProductOfficeCountiesLasted
May 18, 8:17 PM EDTSpecial Weather StatementRNKStokes, Surry58 min
May 19, 12:57 PM EDTSpecial Weather StatementRNKAshe48 min
May 19, 1:07 PM EDTSpecial Weather StatementRNKWatauga53 min
May 19, 1:15 PM EDTSevere Thunderstorm WarningRNKWatauga42 min
May 19, 1:29 PM EDTSpecial Weather StatementRNKSurry61 min
May 19, 1:50 PM EDTSevere Thunderstorm WarningRNKSurry25 min
May 19, 1:59 PM EDTSpecial Weather StatementRNKAlleghany61 min
May 19, 2:20 PM EDTSevere Thunderstorm WarningRNKAlleghany, Surry, Wilkes41 min
May 19, 2:41 PM EDTSpecial Weather StatementRNKWilkes49 min
May 19, 2:56 PM EDTSpecial Weather StatementRNKYadkin64 min
May 19, 3:07 PM EDTSpecial Weather StatementRNKRockingham53 min
May 19, 3:57 PM EDTSpecial Weather StatementRNKStokes33 min
May 19, 4:05 PM EDTSpecial Weather StatementRNKCaswell55 min
May 19, 4:08 PM EDTSevere Thunderstorm WarningRNKCaswell, Rockingham67 min
May 19, 7:59 PM EDTSpecial Weather StatementRNKAshe31 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 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.