Alert archive / Ohio / Tornado Warnings in 2017

Tornado Warning 13, NWS Charleston, WV

July 10, 2017Athens County, Washington County, Ohio

NWS Charleston, WV issued this tornado warning at Jul 10, 2017, 6:03 PM EDT for Athens County, Washington County, Ohio. It was in force for 27 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, 6:03 PM EDT (22:03 UTC)
Expired
Jul 10, 2017, 6:30 PM EDT
In force
27 min
Issued by
NWS Charleston, WV
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.5 in

Counties Athens County, OH, Washington County, OH

The radar

The Charleston,WV radar (KRLX), 116 km from the middle of the area, began a volume at 22:06 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, 10.1 hours before the alert went out and 163 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.

743 
WFUS51 KRLX 102203
TORRLX
OHC009-167-102230-
/O.NEW.KRLX.TO.W.0013.170710T2203Z-170710T2230Z/

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

The National Weather Service in Charleston West Virginia has issued a

* Tornado Warning for...
  Southwestern Washington County in southeastern Ohio...
  Southeastern Athens County in southeastern Ohio...

* Until 630 PM EDT
    
* At 603 PM EDT, a severe thunderstorm capable of producing a tornado
  was located 8 miles northeast of Athens, moving southeast at 30
  mph.

  HAZARD...Tornado and ping pong ball 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. 

* This dangerous storm will be near...
  Coolville around 625 PM EDT. 

Other locations impacted by this tornadic thunderstorm include
Amesville and Stroud Run State Park.

# 

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 3937 8205 3945 8198 3935 8165 3918 8179
TIME...MOT...LOC 2203Z 300DEG 28KT 3938 8196 

TORNADO...RADAR INDICATED
HAIL...1.50IN

$$

26
1 follow-up statement
751 
WWUS51 KRLX 102218
SVSRLX

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

OHC009-167-102230-
/O.CON.KRLX.TO.W.0013.000000T0000Z-170710T2230Z/
Washington OH-Athens OH-
618 PM EDT MON JUL 10 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 630 PM EDT FOR
SOUTHWESTERN WASHINGTON AND SOUTHEASTERN ATHENS COUNTIES...
    
At 618 PM EDT, a severe thunderstorm capable of producing a tornado
was located 7 miles north of Coolville, moving southeast at 30 mph.

HAZARD...Tornado and ping pong ball 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. 

This dangerous storm will be near...
  Coolville around 625 PM EDT. 

# 

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 3929 8192 3940 8184 3935 8165 3918 8179
TIME...MOT...LOC 2218Z 300DEG 28KT 3932 8183 

TORNADO...RADAR INDICATED
HAIL...1.50IN

$$

26

The office that day

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

IssuedProductOfficeCountiesLasted
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, 5:58 PM EDTSpecial Weather StatementRLXWashington62 min
Jul 10, 6:10 PM EDTTornado WarningRLXAthens, Meigs35 min
Jul 10, 6:25 PM EDTSevere Thunderstorm WarningRLXWashington28 min
Jul 10, 6:28 PM EDTSevere Thunderstorm WarningRLXWashington32 min
Jul 10, 6:29 PM EDTTornado WarningRLXAthens, Meigs, Washington31 min
Jul 10, 7:05 PM EDTSpecial Weather StatementRLXPerry25 min
Jul 10, 7:14 PM EDTSpecial Weather StatementRLXMeigs61 min
Jul 10, 7:30 PM EDTSevere Thunderstorm WarningRLXAthens, Meigs47 min
Jul 10, 7:39 PM EDTTornado WarningRLXMeigs36 min

Nearby

Tornado 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.