Alert archive / West Virginia / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 2, NWS Blacksburg, VA

March 1, 2017Greenbrier County, Summers County, West Virginia

NWS Blacksburg, VA issued this severe thunderstorm warning at Mar 1, 2017, 10:35 AM EST for Greenbrier County, Summers County, West Virginia. It was in force for 55 min. 6 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
Mar 1, 2017, 10:35 AM EST (15:35 UTC)
Expired
Mar 1, 2017, 11:30 AM EST
In force
55 min
Issued by
NWS Blacksburg, VA
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Greenbrier County, WV, Summers County, WV

The radar

The Charleston,WV radar (KRLX), 105 km from the middle of the area, began a volume at 15:38 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
Mar 1, 10:50 AM ESTTSTM WND DMGRainelle, WVTREE DOWN IN RAINELLE
Mar 1, 10:56 AM ESTHAIL 0.52 Ne Rainelle, WVHALF-INCH HAIL REPORTED NEAR CHARMCO.
Mar 1, 10:56 AM ESTHAIL 0.55 Nw Rupert, WVHAIL RANGED FROM 0.25 TO 0.50 INCHES IN DIAMETER.
Mar 1, 11:00 AM ESTTSTM WND DMG1 Se Rupert, WVTREE REPORTED DOWN IN CRAWLEY.
Mar 1, 11:00 AM ESTTSTM WND DMGLewisburg, WVNUMEROUS TREES AND POWER LINES REPORTED DOWN ACROSS THE COUNTY INCLUDING RAINELLE, LEWISBURG, ALDERSON AND WILLIAMSBURG.
Mar 1, 11:01 AM ESTTSTM WND DMG5 Sse Rupert, WVTOP OF PINE TREE SNAPPED OFF.

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

The nearest sounding before it

Roanoke, VA (KRNK), launched 12:00Z, 3.6 hours before the alert went out and 130 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, Roanoke, VA at 12:00Z on 2017-03-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 8 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, Roanoke, VA at 12:00Z on 2017-03-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 361 square meters per square second.1939587897117Sfc1 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
8 J/kg
Mixed-layer CIN
-303 J/kg
Mixed-layer LCL
857 m above ground
0-6 km bulk shear
72 kt
0-1 km storm-relative helicity
361 m²/s²
0-3 km storm-relative helicity
448 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

159 
WUUS51 KRNK 011535
SVRRNK
WVC025-089-011630-
/O.NEW.KRNK.SV.W.0002.170301T1535Z-170301T1630Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service BLACKSBURG VA
1035 AM EST WED MAR 1 2017

The National Weather Service in BLACKSBURG has issued a

* Severe Thunderstorm Warning for...
  Greenbrier County in southeastern West Virginia...
  Northeastern Summers County in southeastern West Virginia...

* Until 1130 AM EST

* At 1033 AM EST, severe thunderstorms were located along a line 
  extending from near Birch River to northeast of Ansted to near Oak 
  Hill, moving east at 60 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...
  Lewisburg...
  White Sulphur Springs...
  Ronceverte...
  Rainelle...
  and Alderson.

This includes The West Virginia State Fairgrounds.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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 3822 8036 3811 8036 3805 8026 3806 7997
      3787 8016 3769 8030 3773 8066 3764 8071
      3774 8092 3777 8089 3782 8094 3787 8075
      3795 8081 3799 8077 3804 8083 3806 8080
      3806 8087 3810 8088 3808 8071 3827 8044
TIME...MOT...LOC 1533Z 276DEG 58KT 3854 8080 3825 8101 3798 8119 

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

JJM
3 follow-up statements
100 
WWUS51 KRNK 011604
SVSRNK

Severe Weather Statement
National Weather Service BLACKSBURG VA
1104 AM EST WED MAR 1 2017

WVC025-089-011630-
/O.CON.KRNK.SV.W.0002.000000T0000Z-170301T1630Z/
Greenbrier WV-Summers WV-
1104 AM EST WED MAR 1 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1130 AM EST
FOR
GREENBRIER AND NORTHEASTERN SUMMERS COUNTIES...

At 1103 AM EST, severe thunderstorms were located along a line 
extending from 10 miles east of Addison (Webster Springs) to 
Richwood to near Meadow Bluff, moving east at 65 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...
Lewisburg...
White Sulphur Springs...
Ronceverte...
Alderson...
and Rupert.

This includes The following Location The West Virginia State
Fairgrounds.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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 3822 8036 3811 8036 3805 8026 3806 7997
      3787 8016 3769 8030 3773 8066 3764 8071
      3774 8092 3777 8089 3782 8094 3787 8075
      3788 8074 3788 8073 3812 8060 3820 8053
      3827 8044
TIME...MOT...LOC 1603Z 276DEG 58KT 3849 8022 3820 8043 3793 8062 

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

JJM
492 
WWUS51 KRNK 011623
SVSRNK

Severe Weather Statement
National Weather Service BLACKSBURG VA
1123 AM EST WED MAR 1 2017

WVC089-011632-
/O.CAN.KRNK.SV.W.0002.000000T0000Z-170301T1630Z/
Summers WV-
1123 AM EST WED MAR 1 2017

...THE SEVERE THUNDERSTORM WARNING FOR 
NORTHEASTERN SUMMERS COUNTY IS CANCELLED...

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

A severe thunderstorm watch remains in effect until 500 PM EST for
southwestern and west central Virginia...and southeastern West
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 3771 8048 3792 8031 3805 8020 3806 7997
      3787 8016 3769 8030
TIME...MOT...LOC 1622Z 276DEG 58KT 3846 7983 3817 8005 3790 8024 

$$

WVC025-011630-
/O.CON.KRNK.SV.W.0002.000000T0000Z-170301T1630Z/
Greenbrier WV-
1123 AM EST WED MAR 1 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1130 AM EST
FOR
SOUTHEASTERN GREENBRIER COUNTY...

At 1122 AM EST, severe thunderstorms were located along a line
extending from near Greenbank to near Marlinton to Alvon, moving east
at 65 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...
White Sulphur Springs...
Neola...
Greenbrier River Trail...
Roaring Mountain Summit...
and Greenbrier State Forest.

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.

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 3771 8048 3792 8031 3805 8020 3806 7997
      3787 8016 3769 8030
TIME...MOT...LOC 1622Z 276DEG 58KT 3846 7983 3817 8005 3790 8024 

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

JJM
347 
WWUS51 KRNK 011627
SVSRNK

Severe Weather Statement
National Weather Service BLACKSBURG VA
1127 AM EST WED MAR 1 2017

WVC025-011636-
/O.EXP.KRNK.SV.W.0002.000000T0000Z-170301T1630Z/
Greenbrier WV-
1127 AM EST WED MAR 1 2017

...THE SEVERE THUNDERSTORM WARNING FOR 
SOUTHEASTERN GREENBRIER COUNTY WILL EXPIRE AT 1130 AM EST...
    
The storms which prompted the warning have moved out of the area.
Therefore the warning will be allowed to expire.  However heavy rain
is still possible with these thunderstorms.

A severe thunderstorm watch remains in effect until 500 PM EST for
southwestern and west central Virginia...and southeastern West
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.

Remember, a Severe Thunderstorm Warning still remains in effect for 
PORTIONS OF FAR EASTERN GREENBRIER COUNTY. 

LAT...LON 3771 8048 3792 8031 3805 8020 3806 7997
      3787 8016 3769 8030
TIME...MOT...LOC 1626Z 276DEG 58KT 3846 7980 3817 8002 3790 8021 

$$

JJM

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 1, 10:43 AM ESTSevere Thunderstorm WarningRNKMercer, Summers62 min
Mar 1, 11:18 AM ESTSevere Thunderstorm WarningRNKMonroe42 min
Mar 1, 11:21 AM ESTSevere Thunderstorm WarningRNKGreenbrier39 min

Nearby

Severe Thunderstorm Warnings in West Virginia, 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.