Alert archive / Ohio / Tornado Warnings in 2011

Tornado Warning 7, NWS Northern Indiana

May 23, 2011Allen County, Van Wert County, Ohio

NWS Northern Indiana issued this tornado warning at May 23, 2011, 6:48 PM EDT for Allen County, Van Wert County, Ohio. It was in force for 42 min. 4 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: May 23, 2011, 6:48 PM EDT (22:48 UTC)
Expired: May 23, 2011, 7:30 PM EDT
In force: 42 min
Issued by: NWS Northern Indiana
Area: Storm-based polygon

Counties Allen County, OH, Van Wert County, OH

The radar

The Northern Indiana radar (KIWX), 132 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 23, 6:56 PM EDT	TORNADO	1 W Ohio City, OH	TORNADO REPORTED ON THE GROUND JUST WEST OF OHIO CITY
May 23, 7:00 PM EDT	TORNADO	Ohio City, OH	FIRE CHIEF REPORTED TOUCHDOWN NEAR WALNUT GROVE CHURCH ROAD BETWEEN BURRIS AND DULL ROBINSON ROADS. TREES ALSO DOWN IN OHIO CITY ALONG HIGHWAY 118.
May 23, 7:02 PM EDT	TORNADO	5 E Ohio City, OH	TORNADO REPORTED ON THE GROUND NOW 5 E OF OHIO CITY
May 23, 7:14 PM EDT	TORNADO	Delphos, OH	TORNADO REPORTED ON THE GROUND ON THE NORTH SIDE OF DELPHOS.

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 23, 2:15 PM EDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 10.8 hours before the alert went out and 151 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: 170 J/kg
Mixed-layer CIN: -56 J/kg
Mixed-layer LCL: 776 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 183 m²/s²
0-3 km storm-relative helicity: 246 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 0.9

Open this sounding in Storm Lab

The text

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

516 
WFUS53 KIWX 232248
TORIWX
OHC003-161-232330-
/O.NEW.KIWX.TO.W.0007.110523T2248Z-110523T2330Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
648 PM EDT MON MAY 23 2011

THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A

* TORNADO WARNING FOR...
  WESTERN ALLEN COUNTY IN WEST CENTRAL OHIO...
  SOUTHERN VAN WERT COUNTY IN WEST CENTRAL OHIO...

* UNTIL 730 PM EDT

* AT 644 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH STRONG ROTATION 6 MILES WEST OF OHIO
  CITY...OR 11 MILES SOUTHWEST OF VAN WERT...AND MOVING EAST AT 35
  MPH.

* LOCATIONS IN THE PATH OF THIS SEVERE STORM INCLUDE...
  OHIO CITY...
  SPENCERVILLE...
  DELPHOS...
  ELIDA...

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE ELGIN...
JONESTOWN...VENEDOCIA...MONTICELLO...SOUTHWORTH...NEEDMORE...
CONANT...KEMP AND HUME.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

&&

LAT...LON 4065 8419 4066 8422 4068 8422 4068 8444
      4072 8445 4072 8478 4085 8477 4085 8415
TIME...MOT...LOC 2248Z 272DEG 31KT 4076 8468

$$

3 follow-up statements

606 
WWUS53 KIWX 232256
SVSIWX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
656 PM EDT MON MAY 23 2011

OHC003-161-232330-
/O.CON.KIWX.TO.W.0007.000000T0000Z-110523T2330Z/
VAN WERT OH-ALLEN OH-
656 PM EDT MON MAY 23 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 730 PM EDT FOR WESTERN
ALLEN AND SOUTHERN VAN WERT COUNTIES IN WEST CENTRAL OHIO...

AT 653 PM EDT...LAW ENFORCEMENT REPORTED A TORNADO. THIS SEVERE STORM
WAS LOCATED NEAR OHIO CITY...OR ABOUT 8 MILES SOUTHWEST OF VAN
WERT...AND MOVING EAST AT 35 MPH.

LOCATIONS IN THE PATH OF THE SEVERE THUNDERSTORM INCLUDE...
  SPENCERVILLE AND DELPHOS...
  ELIDA...

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE
JONESTOWN...ELGIN...VENEDOCIA...MONTICELLO...SOUTHWORTH...NEEDMORE...
CONANT AND KEMP.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR 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.

&&

LAT...LON 4073 8469 4084 8469 4085 8415 4065 8419
      4066 8422 4068 8422 4068 8444 4072 8445
TIME...MOT...LOC 2256Z 272DEG 31KT 4076 8462

$$

644 
WWUS53 KIWX 232304
SVSIWX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
704 PM EDT MON MAY 23 2011

OHC003-161-232330-
/O.CON.KIWX.TO.W.0007.000000T0000Z-110523T2330Z/
VAN WERT OH-ALLEN OH-
704 PM EDT MON MAY 23 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 730 PM EDT FOR WESTERN
ALLEN AND SOUTHEASTERN VAN WERT COUNTIES IN WEST CENTRAL OHIO...

AT 702 PM EDT...LAW ENFORCEMENT CONTINUED TO REPORT A TORNADO 
LOCATED 5 MILES EAST OF OHIO CITY...OR ABOUT 7 MILES SOUTHEAST OF 
VAN WERT...AND MOVING EAST AT 35 MPH.

LOCATIONS IN THE PATH OF THE SEVERE THUNDERSTORM INCLUDE...
  SPENCERVILLE...
  DELPHOS...
  ELIDA...

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE
VENEDOCIA...MONTICELLO...SOUTHWORTH...NEEDMORE...CONANT...KEMP AND
GOMER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR 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.

&&

LAT...LON 4073 8464 4084 8461 4085 8415 4065 8419
      4066 8422 4068 8422 4068 8444 4072 8445
TIME...MOT...LOC 2304Z 272DEG 31KT 4077 8450

$$

814 
WWUS53 KIWX 232318
SVSIWX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
718 PM EDT MON MAY 23 2011

OHC161-232328-
/O.CAN.KIWX.TO.W.0007.000000T0000Z-110523T2330Z/
VAN WERT OH-
718 PM EDT MON MAY 23 2011

...THE TORNADO WARNING FOR SOUTHEASTERN VAN WERT COUNTY IS
CANCELLED...

AT 717 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAD MOVED OUT AND 
NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY. 
THEREFORE...THE TORNADO WARNING HAS BEEN CANCELLED.

LAT...LON 4073 8418 4065 8419 4066 8422 4068 8422
      4069 8439 4081 8439 4081 8433 4085 8433
      4085 8415
TIME...MOT...LOC 2318Z 270DEG 36KT 4076 8430

$$

OHC003-232330-
/O.CON.KIWX.TO.W.0007.000000T0000Z-110523T2330Z/
ALLEN OH-
718 PM EDT MON MAY 23 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 730 PM EDT FOR WESTERN
ALLEN COUNTY IN WEST CENTRAL OHIO...

AT 717 PM EDT...LAW ENFORCEMENT REPORTED A TORNADO. THIS SEVERE STORM
WAS LOCATED 4 MILES NORTHEAST OF SPENCERVILLE...OR ABOUT 6 MILES
SOUTH OF DELPHOS...AND MOVING EAST AT 40 MPH.

LOCATIONS IN THE PATH OF THE SEVERE THUNDERSTORM INCLUDE...
  ELIDA...

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE KEMP AND
GOMER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

HEAVY RAINFALL MAY OBSCURE THIS TORNADO. TAKE COVER NOW! IF YOU WAIT
TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE.

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.

&&

LAT...LON 4073 8418 4065 8419 4066 8422 4068 8422
      4069 8439 4081 8439 4081 8433 4085 8433
      4085 8415
TIME...MOT...LOC 2318Z 270DEG 36KT 4076 8430

$$

The office that day

Everything else NWS Northern Indiana issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 22, 9:06 PM EDT	Special Weather Statement	IWX	Paulding, Van Wert	24 min
May 23, 5:40 PM EDT	Severe Thunderstorm Warning	IWX	Paulding, Van Wert	47 min
May 23, 5:59 PM EDT	Severe Thunderstorm Warning	IWX	Van Wert	46 min
May 23, 6:45 PM EDT	Severe Thunderstorm Warning	IWX	Allen, Van Wert	37 min
May 23, 7:13 PM EDT	Tornado Warning	IWX	Allen	47 min
May 23, 7:17 PM EDT	Tornado Warning	IWX	Allen, Putnam	43 min
May 23, 7:58 PM EDT	Areal Flood Advisory	IWX	Allen, Putnam, Van Wert	3 hr

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.