Alert archive / West Virginia / Tornado Warnings in 2017

Tornado Warning 18, NWS Charleston, WV

July 10, 2017Jackson County, Mason County, West Virginia; Meigs County, Ohio

NWS Charleston, WV issued this tornado warning at Jul 10, 2017, 7:39 PM EDT for Jackson County, Mason County, West Virginia; Meigs County, Ohio. It was in force for 36 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
Jul 10, 2017, 7:39 PM EDT (23:39 UTC)
Expired
Jul 10, 2017, 8:15 PM EDT
In force
36 min
Issued by
NWS Charleston, WV
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Meigs County, OH, Jackson County, WV, Mason County, WV

The radar

The Charleston,WV radar (KRLX), 76 km from the middle of the area, began a volume at 23:39 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

Cncnati-Daytn, OH (KILN), launched 12:00Z, 11.7 hours before the alert went out and 172 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, Cncnati-Daytn, OH at 12:00Z on 2017-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 235 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, Cncnati-Daytn, OH at 12:00Z on 2017-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 294 square meters per square second.1939Sfc1 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
235 J/kg
Mixed-layer CIN
-85 J/kg
Mixed-layer LCL
985 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
294 m²/s²
0-3 km storm-relative helicity
291 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.7

Open this sounding in Storm Lab

The text

As transmitted.

308 
WFUS51 KRLX 102339
TORRLX
OHC105-WVC035-053-110015-
/O.NEW.KRLX.TO.W.0018.170710T2339Z-170711T0015Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Charleston WV
739 PM EDT MON JUL 10 2017

The National Weather Service in Charleston West Virginia has issued a

* Tornado Warning for...
  Southeastern Meigs County in southeastern Ohio...
  North central Mason County in western West Virginia...
  Northwestern Jackson County in northwestern West Virginia...

* Until 815 PM EDT
    
* At 739 PM EDT, a severe thunderstorm capable of producing a tornado
  was located near New Haven, or near Racine, moving southeast at 35
  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...
  Racine around 745 PM EDT. 
  Ravenswood around 755 PM EDT. 

Other locations impacted by this tornadic thunderstorm include
Chester, Cottageville, Portland and Syracuse.

# 

This includes Interstate 77 in West Virginia between mile markers 145
and 148.
 
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.

&&

LAT...LON 3904 8199 3910 8192 3894 8169 3881 8184
TIME...MOT...LOC 2339Z 322DEG 28KT 3903 8193 

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

$$

26
2 follow-up statements
822 
WWUS51 KRLX 102355
SVSRLX

Severe Weather Statement
National Weather Service Charleston WV
755 PM EDT MON JUL 10 2017

WVC053-110005-
/O.CAN.KRLX.TO.W.0018.000000T0000Z-170711T0015Z/
Mason WV-
755 PM EDT MON JUL 10 2017

...THE TORNADO WARNING FOR NORTH CENTRAL MASON COUNTY IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

LAT...LON 3896 8189 3902 8182 3894 8169 3881 8184
TIME...MOT...LOC 2355Z 322DEG 28KT 3893 8183 

$$

OHC105-WVC035-110015-
/O.CON.KRLX.TO.W.0018.000000T0000Z-170711T0015Z/
Meigs OH-Jackson WV-
755 PM EDT MON JUL 10 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM EDT FOR
SOUTHEASTERN MEIGS AND NORTHWESTERN JACKSON COUNTIES...
    
At 755 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Ravenswood, or near Racine, moving southeast at 30
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 tornadic thunderstorm will remain over mainly rural areas of
southeastern Meigs and northwestern Jackson Counties, including the
following locations: Cottageville.

# 

This includes Interstate 77 in West Virginia between mile markers 145
and 147.
 
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 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 3896 8189 3902 8182 3894 8169 3881 8184
TIME...MOT...LOC 2355Z 322DEG 28KT 3893 8183 

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

$$

26
835 
WWUS51 KRLX 110009
SVSRLX

Severe Weather Statement
National Weather Service Charleston WV
809 PM EDT MON JUL 10 2017

OHC105-WVC035-110018-
/O.EXP.KRLX.TO.W.0018.000000T0000Z-170711T0015Z/
Meigs OH-Jackson WV-
809 PM EDT MON JUL 10 2017

...THE TORNADO WARNING FOR SOUTHEASTERN MEIGS AND NORTHWESTERN
JACKSON COUNTIES WILL EXPIRE AT 815 PM EDT...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning will be allowed to expire.

LAT...LON 3896 8189 3902 8182 3894 8169 3881 8184
TIME...MOT...LOC 0008Z 322DEG 28KT 3885 8175 

$$

26

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 10, 5:58 PM EDTSpecial Weather StatementRLXPleasants, Tyler62 min
Jul 10, 6:25 PM EDTSevere Thunderstorm WarningRLXDoddridge, Harrison, Pleasants, Ritchie, Tyler28 min
Jul 10, 6:28 PM EDTSevere Thunderstorm WarningRLXPleasants, Ritchie, Wood32 min
Jul 10, 6:29 PM EDTTornado WarningRLXJackson, Wood31 min
Jul 10, 6:32 PM EDTTornado WarningRLXDoddridge, Harrison, Tyler28 min
Jul 10, 6:55 PM EDTSevere Thunderstorm WarningRLXDoddridge, Pleasants, Ritchie, Wood35 min
Jul 10, 6:58 PM EDTSevere Thunderstorm WarningRLXDoddridge, Harrison, Lewis, Taylor32 min
Jul 10, 6:59 PM EDTTornado WarningRLXRitchie, Wirt, Wood31 min
Jul 10, 7:18 PM EDTSpecial Weather StatementRLXDoddridge27 min
Jul 10, 7:27 PM EDTSpecial Weather StatementRLXTaylor63 min
Jul 10, 7:30 PM EDTSevere Thunderstorm WarningRLXJackson, Mason, Wirt, Wood47 min
Jul 10, 7:31 PM EDTSpecial Weather StatementRLXCalhoun, Doddridge, Ritchie29 min
Jul 10, 7:40 PM EDTSevere Thunderstorm WarningRLXJackson, Roane, Wirt35 min
Jul 10, 7:45 PM EDTSevere Thunderstorm WarningRLXDoddridge, Gilmer, Lewis30 min
Jul 10, 3:51 PM EDTSevere Thunderstorm WarningRLXPerry54 min
Jul 10, 4:45 PM EDTSevere Thunderstorm WarningRLXAthens, Perry60 min
Jul 10, 5:22 PM EDTSpecial Weather StatementRLXMorgan68 min
Jul 10, 5:32 PM EDTSevere Thunderstorm WarningRLXAthens, Morgan, Perry, Washington58 min
Jul 10, 5:49 PM EDTSevere Thunderstorm WarningRLXAthens, Meigs, Vinton56 min
Jul 10, 5:50 PM EDTFlash Flood WarningRLXAthens, Morgan, Perry3 hr
Jul 10, 6:03 PM EDTTornado WarningRLXAthens, Washington27 min
Jul 10, 6:10 PM EDTTornado WarningRLXAthens, Meigs35 min
Jul 10, 7:05 PM EDTSpecial Weather StatementRLXPerry25 min
Jul 10, 7:14 PM EDTSpecial Weather StatementRLXMeigs61 min

Nearby

Tornado Warnings in West Virginia, 2017Tornado Warnings in Ohio, 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.