Alert archive / West Virginia / Severe Thunderstorm Warnings in 2018

Severe Thunderstorm Warning 21, NWS Charleston, WV

May 10, 2018Doddridge County, Ritchie County, West Virginia

NWS Charleston, WV issued this severe thunderstorm warning at May 10, 2018, 2:10 PM EDT for Doddridge County, Ritchie County, West Virginia. It was in force for 15 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 10, 2018, 2:10 PM EDT (18:10 UTC)
Expired: May 10, 2018, 2:25 PM EDT
In force: 15 min
Issued by: NWS Charleston, WV
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Doddridge County, WV, Ritchie County, WV

The radar

The Charleston,WV radar (KRLX), 141 km from the middle of the area, began a volume at 18:14 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 nearest sounding before it

Pittsburgh, PA (KAGC), launched 12:00Z, 6.2 hours before the alert went out and 134 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: 29 J/kg
Mixed-layer CIN: -144 J/kg
Mixed-layer LCL: 1191 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 171 m²/s²
0-3 km storm-relative helicity: 204 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

895 
WUUS51 KRLX 101810
SVRRLX
WVC017-085-101845-
/O.NEW.KRLX.SV.W.0021.180510T1810Z-180510T1845Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Charleston WV
210 PM EDT THU MAY 10 2018

The National Weather Service in Charleston West Virginia has issued a

* Severe Thunderstorm Warning for...
  Northeastern Ritchie County in northwestern West Virginia...
  Central Doddridge County in northern West Virginia...

* Until 245 PM EDT

* At 210 PM EDT, a severe thunderstorm was located near West Union,
  or 11 miles northeast of Harrisville, moving east at 30 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...
  West Union, New Milton, Smithburg, Greenwood and Blandville. 

This includes Route 50 in West Virginia between mile markers 44 and
64.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Large hail and damaging winds and continuous cloud to ground
lightning is occurring with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

Please report severe weather to the National Weather Service by
calling toll free, 800 401 9535, when you can do so safely.

You may also report severe weather by posting your report to the
Charleston West Virginia National Weather Service Facebook Page, or
by using the Twitter Hashtag, NWSRLX.

&&

LAT...LON 3936 8053 3929 8060 3928 8058 3926 8059
      3924 8055 3923 8055 3923 8057 3921 8056
      3919 8056 3926 8095 3933 8093 3933 8088
      3932 8089 3930 8089 3934 8083 3937 8054
TIME...MOT...LOC 1810Z 270DEG 24KT 3928 8085 

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

KISTNER

1 follow-up statement

399 
WWUS51 KRLX 101825
SVSRLX

Severe Weather Statement
National Weather Service Charleston WV
225 PM EDT THU MAY 10 2018

WVC017-085-101834-
/O.CAN.KRLX.SV.W.0021.000000T0000Z-180510T1845Z/
Ritchie WV-Doddridge WV-
225 PM EDT THU MAY 10 2018

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN RITCHIE AND
CENTRAL DODDRIDGE COUNTIES IS CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore the warning has been cancelled.

LAT...LON 3936 8053 3929 8060 3928 8058 3926 8059
      3924 8055 3923 8055 3923 8057 3921 8056
      3919 8056 3926 8095 3933 8093 3933 8088
      3932 8089 3930 8089 3934 8083 3937 8054
TIME...MOT...LOC 1821Z 270DEG 24KT 3928 8072 

$$

KISTNER

The office that day

Everything else NWS Charleston, WV issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 10, 1:36 PM EDT	Special Weather Statement	RLX	Pleasants, Tyler	24 min
May 10, 2:00 PM EDT	Special Weather Statement	RLX	Doddridge	30 min
May 10, 2:04 PM EDT	Special Weather Statement	RLX	Roane	26 min
May 10, 2:22 PM EDT	Special Weather Statement	RLX	Ritchie	38 min
May 10, 2:34 PM EDT	Special Weather Statement	RLX	Roane	26 min
May 10, 2:40 PM EDT	Severe Thunderstorm Warning	RLX	Calhoun, Roane	35 min
May 10, 2:45 PM EDT	Severe Thunderstorm Warning	RLX	Taylor	30 min
May 10, 2:53 PM EDT	Severe Thunderstorm Warning	RLX	Calhoun, Gilmer	22 min
May 10, 3:00 PM EDT	Severe Thunderstorm Warning	RLX	Calhoun, Roane	14 min
May 10, 3:24 PM EDT	Flash Flood Warning	RLX	Lewis	115 min
May 10, 3:30 PM EDT	Special Weather Statement	RLX	Barbour	30 min

Nearby

Severe Thunderstorm Warnings in West Virginia, 2018 Every severe thunderstorm warning in 2018

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.