Alert archive / Ohio / Tornado Warnings in 2011

Tornado Warning 43, NWS Wilmington, OH

May 23, 20114 counties in Ohio

NWS Wilmington, OH issued this tornado warning at May 23, 2011, 7:16 PM EDT for 4 counties in Ohio. It was in force for 32 min. 7 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, 7:16 PM EDT (23:16 UTC)
Expired: May 23, 2011, 7:48 PM EDT
In force: 32 min
Issued by: NWS Wilmington, OH
Area: Storm-based polygon

Counties Butler County, OH, Clermont County, OH, Hamilton County, OH, Warren County, OH

The radar

The Cincinnati radar (KILN), 38 km from the middle of the area, began a volume at 23:16 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, 7:16 PM EDT	TSTM WND DMG	Wyoming, OH	TREES DOWNED ACROSS SPRINGFIELD PIKE.
May 23, 7:20 PM EDT	TSTM WND GST 58	3 Se Hamilton, OH	BUTLER COUNTY REGIONAL AIRPORT.
May 23, 7:22 PM EDT	TSTM WND DMG	Deer Park, OH	TREE DOWNED.
May 23, 7:33 PM EDT	TSTM WND GST 53	5 N Sharonville, OH
May 23, 7:38 PM EDT	TSTM WND GST 63	2 Sw Wetherington, OH
May 23, 7:38 PM EDT	TSTM WND GST 63	5 N Sharonville, OH
May 23, 7:43 PM EDT	TORNADO 0	2 Ese Edenton, OH	NWS SURVEY CONFIRMED A HIGH END EF0 TORNADO. DAMAGE INCLUDED 2 HIGH VOLTAGE TOWERS BLOWN DOWN AND A WOOD FRAMED METAL BARN DESTROYED ALONG TAYLOR PIKE ROAD.

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, 4:28 PM EDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 11.3 hours before the alert went out and 40 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.

484 
WFUS51 KILN 232316
TORILN
OHC017-025-061-165-240000-
/O.NEW.KILN.TO.W.0043.110523T2316Z-110524T0000Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
716 PM EDT MON MAY 23 2011

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN BUTLER COUNTY IN SOUTHWEST OHIO...
  NORTHERN CLERMONT COUNTY IN SOUTHWEST OHIO...
  NORTHEASTERN HAMILTON COUNTY IN SOUTHWEST OHIO...
  SOUTHERN WARREN COUNTY IN SOUTHWEST OHIO...

* UNTIL 800 PM EDT.

* AT 712 PM EDT...RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF
  PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR NORTH
  COLLEGE HILL......MOVING EAST AT 50 MPH. IN ADDITION TO THE
  TORNADO...THIS STORM IS CAPABLE OF PRODUCING DESTRUCTIVE STRAIGHT
  LINE WINDS.

* LOCATIONS IMPACTED INCLUDE...
  WYOMING...
  SPRINGDALE...
  READING...
  DEER PARK...
  MADEIRA...
  SHARONVILLE...
  BLUE ASH...
  MONTGOMERY...
  LOVELAND...
  MASON...
  LEBANON...
  MORROW...

IN ADDITION...GOLF MANOR...ARLINGTON HEIGHTS...LOCKLAND...WOODLAWN...
LINCOLN HEIGHTS...AMBERLEY...GLENDALE AND SILVERTON ARE NEAR THE PATH
OF THIS DANGEROUS THUNDERSTORM.

THIS INCLUDES THE FOLLOWING INTERSTATES...
I-71 BETWEEN MILE MARKERS 10 AND 42...
I-75 BETWEEN MILE MARKERS 6 AND 27...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

PLEASE REPORT TORNADOES...FUNNEL CLOUDS...STRONG WINDS OR HAIL 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 MIDNIGHT EDT
TUESDAY MORNING FOR SOUTHEASTERN INDIANA AND NORTHEASTERN KENTUCKY
AND SOUTHWESTERN OHIO.

&&

LAT...LON 3938 8455 3949 8399 3926 8400 3925 8399
      3919 8400 3916 8457
TIME...MOT...LOC 2316Z 252DEG 42KT 3923 8451

$$

HATZOS

3 follow-up statements

834 
WWUS51 KILN 232325
SVSILN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
725 PM EDT MON MAY 23 2011

OHC017-025-061-165-240000-
/O.CON.KILN.TO.W.0043.000000T0000Z-110524T0000Z/
BUTLER OH-HAMILTON OH-WARREN OH-CLERMONT OH-
725 PM EDT MON MAY 23 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM EDT FOR NORTHERN
CLERMONT...SOUTHERN WARREN...NORTHEASTERN HAMILTON AND SOUTHEASTERN
BUTLER COUNTIES...

AT 720 PM EDT...RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM
CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR
EVENDALE...MOVING EAST AT 50 MPH. IN ADDITION TO THE TORNADO...THIS
STORM IS CAPABLE OF PRODUCING DESTRUCTIVE STRAIGHT LINE WINDS.

LOCATIONS IMPACTED INCLUDE...
LOVELAND...MASON...LEBANON AND MORROW.

IN ADDITION...MIAMIVILLE...SOCIALVILLE...MULBERRY...LANDEN...MOUNT
REPOSE...LOVELAND PARK...HAGEMAN AND KINGS MILLS ARE NEAR THE PATH OF
THIS STORM.

THIS INCLUDES THE FOLLOWING INTERSTATES...
I-71 BETWEEN MILE MARKERS 10 AND 41...
I-75 BETWEEN MILE MARKERS 7 AND 28...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER. PROTECT YOURSELF
FROM FLYING DEBRIS.

TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.

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

&&

LAT...LON 3938 8455 3949 8399 3926 8400 3925 8399
      3919 8400 3916 8457
TIME...MOT...LOC 2325Z 254DEG 49KT 3926 8435

$$

HATZOS

992 
WWUS51 KILN 232334
SVSILN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
734 PM EDT MON MAY 23 2011

OHC017-025-061-165-240000-
/O.CON.KILN.TO.W.0043.000000T0000Z-110524T0000Z/
BUTLER OH-HAMILTON OH-WARREN OH-CLERMONT OH-
734 PM EDT MON MAY 23 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM EDT FOR NORTHERN
CLERMONT...SOUTHERN WARREN...NORTHEASTERN HAMILTON AND SOUTHEASTERN
BUTLER COUNTIES...

AT 729 PM EDT...RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM
CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR
LOVELAND...MOVING EAST AT 55 MPH. IN ADDITION TO THE TORNADO...THIS
STORM IS CAPABLE OF PRODUCING DESTRUCTIVE STRAIGHT LINE WINDS.

AT 728 PM...A TRAINED SPOTTER REPORTED A ROTATING WALL CLOUD NEAR 
SHARONVILLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE...
LEBANON AND MORROW.

IN ADDITION...PLEASANT PLAIN...BUTLERVILLE...EDENTON...STATE ROUTE
123 AT STATE ROUTE 132...OREGONIA...WOODVILLE...MIDDLEBORO AND STATE
ROUTE 350 AT US ROUTE 22 ARE NEAR THE PATH OF THIS STORM.

THIS INCLUDES THE FOLLOWING INTERSTATES...
I-71 BETWEEN MILE MARKERS 13 AND 41...
I-75 BETWEEN MILE MARKERS 19 AND 27...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER. PROTECT YOURSELF
FROM FLYING DEBRIS.

TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.

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

&&

LAT...LON 3940 8443 3949 8399 3926 8400 3925 8399
      3921 8400 3920 8444
TIME...MOT...LOC 2334Z 254DEG 49KT 3930 8420

$$

HATZOS

270 
WWUS51 KILN 232348
SVSILN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
748 PM EDT MON MAY 23 2011

OHC017-025-061-165-232359-
/O.CAN.KILN.TO.W.0043.000000T0000Z-110524T0000Z/
BUTLER OH-HAMILTON OH-WARREN OH-CLERMONT OH-
748 PM EDT MON MAY 23 2011

...THE TORNADO WARNING FOR NORTHERN CLERMONT...SOUTHERN WARREN...
NORTHEASTERN HAMILTON AND SOUTHEASTERN BUTLER COUNTIES HAS BEEN
CANCELLED...

THE THUNDERSTORM NO LONGER APPEARS CAPABLE OF PRODUCING A TORNADO. 
THEREFORE THE TORNADO WARNING HAS BEEN CANCELLED. GUSTY WINDS AND 
VERY HEAVY RAIN ARE STILL POSSIBLE WITH THIS STORM.

PLEASE REPORT PREVIOUS TORNADOES...WIND DAMAGE OR HAIL TO THE
NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...877-633-6772.

LAT...LON 3940 8443 3949 8399 3926 8400 3925 8399
      3921 8400 3920 8444
TIME...MOT...LOC 2349Z 254DEG 49KT 3935 8394

$$

HATZOS

The office that day

Everything else NWS Wilmington, OH issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 22, 8:10 PM EDT	Areal Flood Warning	ILN	Adams, Highland, Pike, Scioto	4 hr
May 23, 2:37 AM EDT	Special Weather Statement	ILN	Butler, Darke, Hamilton, Miami, Montgomery, Preble	53 min
May 23, 3:41 AM EDT	Special Weather Statement	ILN	Butler, Champaign, Clark, Clermont, Clinton, Greene and 8 more	64 min
May 23, 4:48 AM EDT	Special Weather Statement	ILN	Butler, Clark, Clinton, Delaware, Fayette, Franklin and 8 more	57 min
May 23, 5:51 AM EDT	Special Weather Statement	ILN	Clinton, Delaware, Fayette, Franklin, Greene, Madison and 2 more	54 min
May 23, 6:12 AM EDT	Special Weather Statement	ILN	Adams, Brown, Clermont, Highland	63 min
May 23, 6:24 AM EDT	Areal Flood Warning	ILN	Clinton, Fayette, Greene, Madison, Pickaway, Ross and 1 more	3 hr
May 23, 6:47 AM EDT	Flash Flood Warning	ILN	Clinton, Fayette, Franklin, Greene, Madison, Pickaway	3 hr
May 23, 9:40 AM EDT	Areal Flood Warning	ILN	Pickaway	3 hr
May 23, 6:22 PM EDT	Severe Thunderstorm Warning	ILN	Auglaize, Mercer	53 min
May 23, 6:30 PM EDT	Severe Thunderstorm Warning	ILN	Butler, Darke, Preble	60 min
May 23, 6:52 PM EDT	Severe Thunderstorm Warning	ILN	Butler, Clermont, Hamilton, Warren	53 min
May 23, 6:57 PM EDT	Tornado Warning	ILN	Butler, Hamilton	30 min
May 23, 7:08 PM EDT	Severe Thunderstorm Warning	ILN	Auglaize, Champaign, Darke, Hardin, Logan, Mercer and 1 more	67 min
May 23, 7:11 PM EDT	Severe Thunderstorm Warning	ILN	Clermont, Hamilton	49 min
May 23, 7:16 PM EDT	Severe Thunderstorm Warning	ILN	Butler, Champaign, Clark, Darke, Greene, Miami and 4 more	59 min
May 23, 7:35 PM EDT	Severe Thunderstorm Warning	ILN	Adams, Brown, Clermont, Clinton, Fayette, Highland and 1 more	40 min
May 23, 7:36 PM EDT	Tornado Warning	ILN	Darke, Miami	39 min
May 23, 7:40 PM EDT	Tornado Warning	ILN	Miami, Shelby	35 min
May 23, 7:56 PM EDT	Tornado Warning	ILN	Champaign, Clark, Greene	34 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.