Alert archive / Ohio / Tornado Warnings in 2011

Tornado Warning 10, NWS Charleston, WV

May 10, 2011Gallia County, Jackson County, Lawrence County, Ohio

NWS Charleston, WV issued this tornado warning at May 10, 2011, 6:49 PM EDT for Gallia County, Jackson County, Lawrence County, Ohio. It was in force for 26 min. 1 report 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 10, 2011, 6:49 PM EDT (22:49 UTC)
Expired: May 10, 2011, 7:15 PM EDT
In force: 26 min
Issued by: NWS Charleston, WV
Area: Storm-based polygon

Counties Gallia County, OH, Jackson County, OH, Lawrence County, OH

The radar

The Charleston,WV radar (KRLX), 105 km from the middle of the area, began a volume at 22:49 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

Time	Report	Where	Remark
May 10, 7:04 PM EDT	HAIL 1	4 Nw Oak Hill, OH

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

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 10, 1:10 PM EDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 10.8 hours before the alert went out and 114 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: 9 J/kg
Mixed-layer CIN: -487 J/kg
Mixed-layer LCL: 1473 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: 194 m²/s²
0-3 km storm-relative helicity: 252 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 4.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

947 
WFUS51 KRLX 102249
TORRLX
OHC053-079-087-102315-
/O.NEW.KRLX.TO.W.0010.110510T2249Z-110510T2315Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CHARLESTON WV
649 PM EDT TUE MAY 10 2011

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A

* TORNADO WARNING FOR...
  EXTREME WEST CENTRAL GALLIA COUNTY IN SOUTHEAST OHIO...
  SOUTHERN JACKSON COUNTY IN SOUTHEAST OHIO...
  THIS INCLUDES THE CITY OF OAK HILL...
  NORTH CENTRAL LAWRENCE COUNTY IN SOUTHEAST OHIO...

* UNTIL 715 PM EDT

* AT 644 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 12 MILES
  NORTHWEST OF OAK HILL...OR 7 MILES SOUTHWEST OF JACKSON...MOVING
  SOUTHEAST AT 25 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO MABEE
  AND GALLIA..

.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
STURDY SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST
DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.


PLEASE REPORT TORNADOES...HAIL OR STRONG WINDS TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...877-633-6772...WHEN YOU CAN DO
SO SAFELY.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM EDT
TUESDAY EVENING FOR CENTRAL KENTUCKY AND SOUTHEAST OHIO AND CENTRAL
WEST VIRGINIA. A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT
UNTIL 1100 PM EDT TUESDAY EVENING FOR CENTRAL VIRGINIA AND CENTRAL
WEST VIRGINIA.

&&

LAT...LON 3912 8279 3891 8245 3889 8245 3882 8253
      3876 8262 3880 8267 3884 8266 3885 8267
      3885 8273 3888 8277 3894 8276 3895 8281
TIME...MOT...LOC 2249Z 314DEG 23KT 3897 8271

$$

TAX

2 follow-up statements

679 
WWUS51 KRLX 102307
SVSRLX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
707 PM EDT TUE MAY 10 2011

OHC053-079-087-102315-
/O.CON.KRLX.TO.W.0010.000000T0000Z-110510T2315Z/
GALLIA OH-JACKSON OH-LAWRENCE OH-
707 PM EDT TUE MAY 10 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 715 PM EDT FOR NORTH
CENTRAL LAWRENCE...SOUTHERN JACKSON AND EXTREME WEST CENTRAL GALLIA
COUNTIES IN SOUTHEAST OHIO...

AT 704 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR OAK HILL...MOVING
SOUTHEAST AT 25 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO GALLIA

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
STURDY SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST
DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM EDT
TUESDAY EVENING FOR CENTRAL KENTUCKY AND SOUTHEAST OHIO AND CENTRAL
WEST VIRGINIA. A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT
UNTIL 1100 PM EDT TUESDAY EVENING FOR CENTRAL VIRGINIA AND CENTRAL
WEST VIRGINIA.

&&

PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...877-633-6772...WHEN YOU CAN DO SO SAFELY.

LAT...LON 3894 8276 3899 8259 3894 8250 3889 8245
      3882 8253 3876 8262 3880 8267 3884 8266
      3885 8267 3885 8273 3888 8277
TIME...MOT...LOC 2307Z 314DEG 23KT 3889 8260

$$

TAX

202 
WWUS51 KRLX 102312
SVSRLX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
712 PM EDT TUE MAY 10 2011

OHC053-079-087-102321-
/O.EXP.KRLX.TO.W.0010.000000T0000Z-110510T2315Z/
GALLIA OH-JACKSON OH-LAWRENCE OH-
712 PM EDT TUE MAY 10 2011

...THE TORNADO WARNING FOR NORTH CENTRAL LAWRENCE...SOUTHERN JACKSON
AND EXTREME WEST CENTRAL GALLIA COUNTIES IN SOUTHEAST OHIO WILL
EXPIRE AT 715 PM EDT...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM EDT
TUESDAY EVENING FOR CENTRAL KENTUCKY AND SOUTHEAST OHIO AND CENTRAL
WEST VIRGINIA. A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT
UNTIL 1100 PM EDT TUESDAY EVENING FOR CENTRAL VIRGINIA AND CENTRAL
WEST VIRGINIA.

PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...877-633-6772...WHEN YOU CAN DO SO SAFELY.

LAT...LON 3894 8276 3899 8259 3894 8250 3889 8245
      3882 8253 3876 8262 3880 8267 3884 8266
      3885 8267 3885 8273 3888 8277
TIME...MOT...LOC 2311Z 314DEG 23KT 3887 8258

$$

TAX

The office that day

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

Issued	Product	Office	Counties	Lasted
May 10, 4:12 PM EDT	Severe Thunderstorm Warning	RLX	Lawrence	48 min
May 10, 4:17 PM EDT	Severe Thunderstorm Warning	RLX	Gallia, Jackson, Lawrence	58 min
May 10, 4:28 PM EDT	Severe Thunderstorm Warning	RLX	Gallia, Jackson, Meigs, Vinton	62 min
May 10, 5:08 PM EDT	Severe Thunderstorm Warning	RLX	Gallia, Lawrence	52 min
May 10, 5:16 PM EDT	Severe Thunderstorm Warning	RLX	Lawrence	59 min
May 10, 5:24 PM EDT	Severe Thunderstorm Warning	RLX	Athens, Gallia, Jackson, Meigs, Vinton	66 min
May 10, 5:29 PM EDT	Flash Flood Warning	RLX	Gallia, Lawrence	10 hr
May 10, 5:49 PM EDT	Flash Flood Warning	RLX	Gallia, Jackson, Lawrence, Meigs, Vinton	10 hr
May 10, 5:56 PM EDT	Severe Thunderstorm Warning	RLX	Jackson	34 min
May 10, 6:11 PM EDT	Severe Thunderstorm Warning	RLX	Lawrence	39 min
May 10, 6:23 PM EDT	Severe Thunderstorm Warning	RLX	Gallia, Jackson, Lawrence, Vinton	67 min
May 10, 7:03 PM EDT	Severe Thunderstorm Warning	RLX	Lawrence	57 min
May 10, 7:58 PM EDT	Severe Thunderstorm Warning	RLX	Lawrence	62 min

Nearby

Tornado Warnings in Ohio, 2011 Every tornado warning in 2011 Tornadoes in 2011

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.