Alert archive / Ohio / Tornado Warnings in 2015

Tornado Warning 13, NWS Wilmington, OH

December 23, 2015Darke County, Miami County, Ohio

NWS Wilmington, OH issued this tornado warning at Dec 23, 2015, 5:11 PM EST for Darke County, Miami County, Ohio. It was in force for 19 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: Dec 23, 2015, 5:11 PM EST (22:11 UTC)
Expired: Dec 23, 2015, 5:30 PM EST
In force: 19 min
Issued by: NWS Wilmington, OH
Area: Storm-based polygon
Tornado: Radar indicated

Counties Darke County, OH, Miami County, OH

The radar

The Cincinnati radar (KILN), 94 km from the middle of the area, began a volume at 22:13 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
Dec 23, 5:12 PM EST	TORNADO	2 E Arcanum, OH	EF0 TORNADO LIFTED UP THE ROOF OF A LARGE METAL BUILDING LOFTING IT ONTO A NEARBY CAR.

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
Dec 23, 4:17 PM EST	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 10.2 hours before the alert went out and 94 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: 133 J/kg
Mixed-layer CIN: -40 J/kg
Mixed-layer LCL: 583 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: 34 m²/s²
0-3 km storm-relative helicity: 30 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

553 
WFUS51 KILN 232211
TORILN
OHC037-109-232230-
/O.NEW.KILN.TO.W.0013.151223T2211Z-151223T2230Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
511 PM EST WED DEC 23 2015

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN MIAMI COUNTY IN WEST CENTRAL OHIO...
  SOUTHEASTERN DARKE COUNTY IN WEST CENTRAL OHIO...

* UNTIL 530 PM EST.

* AT 511 PM EST...RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF
  PRODUCING A TORNADO OVER GREENVILLE...MOVING NORTHEAST AT 55 MPH.

* LOCATIONS IMPACTED INCLUDE...
  GREENVILLE...VERSAILLES...COVINGTON...ARCANUM...BRADFORD...
  WEBSTER...GETTYSBURG...LAURA...PITSBURG...ITHACA...HORATIO...UNION
  CORNERS...BLOOMER...CIRCLE HILL AND ABBOTTSVILLE.

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.

TO REPORT SEVERE WEATHER...GO TO OUR WEBSITE AT WEATHER.GOV/ILN AND
SUBMIT YOUR REPORT VIA SOCIAL MEDIA...WHEN YOU CAN DO SO SAFELY.

&&

LAT...LON 4020 8443 4020 8440 4013 8436 3999 8438
      3992 8456 3992 8457 4011 8470 4025 8444
TIME...MOT...LOC 2211Z 239DEG 47KT 4008 8461 

TORNADO...RADAR INDICATED

$$

BINAU

2 follow-up statements

621 
WWUS51 KILN 232217 RRA
SVSILN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
517 PM EST WED DEC 23 2015

OHC037-109-232230-
/O.CON.KILN.TO.W.0013.000000T0000Z-151223T2230Z/
MIAMI OH-DARKE OH-
517 PM EST WED DEC 23 2015

...TORNADO WARNING REMAINS IN EFFECT FOR NORTHWESTERN MIAMI AND
SOUTHEASTERN DARKE COUNTIES UNTIL 530 PM EST...

AT 517 PM EST...RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF
PRODUCING A TORNADO LOCATED NEAR ARCANUM...MOVING EAST AT 50 MPH.
ANOTHER AREA OF ROTATION THAT MAY PRODUCE A TORNADO WAS NORTHEAST OF
GREENVILLE.

LOCATIONS IMPACTED INCLUDE...
GREENVILLE...VERSAILLES...COVINGTON...ARCANUM...BRADFORD...WEBSTER...
GETTYSBURG...LAURA...PITSBURG...HORATIO...UNION CORNERS...BLOOMER...
CIRCLE HILL AND ABBOTTSVILLE.

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.

TO REPORT SEVERE WEATHER...GO TO OUR WEBSITE AT WEATHER.GOV/ILN AND
SUBMIT YOUR REPORT VIA SOCIAL MEDIA...WHEN YOU CAN DO SO SAFELY.

&&

LAT...LON 4020 8443 4020 8440 4013 8436 3999 8438
      3994 8452 4013 8466 4025 8444
TIME...MOT...LOC 2217Z 249DEG 44KT 4000 8450 

TORNADO...RADAR INDICATED

$$

BINAU

291 
WWUS51 KILN 232229
SVSILN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
529 PM EST WED DEC 23 2015

OHC037-109-232238-
/O.EXP.KILN.TO.W.0013.000000T0000Z-151223T2230Z/
MIAMI OH-DARKE OH-
529 PM EST WED DEC 23 2015

...THE TORNADO WARNING FOR NORTHWESTERN MIAMI AND SOUTHEASTERN DARKE
COUNTIES WILL EXPIRE AT 530 PM EST...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE. HOWEVER...ANOTHER
TORNADO WARNING HAS BEEN ISSUED DOWNSTREAM FOR NORTHERN MIAMI
COUNTY UNTIL 6 PM.

PLEASE REPORT PREVIOUS TORNADOES...WIND DAMAGE OR HAIL TO THE
NATIONAL WEATHER SERVICE BY GOING TO OUR WEBSITE AT WEATHER.GOV/ILN
AND SUBMIT YOUR REPORT VIA SOCIAL MEDIA.

LAT...LON 4020 8443 4020 8440 4013 8436 3999 8438
      3994 8452 4013 8466 4025 8444

$$

BINAU

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 23, 4:27 PM EST	Severe Thunderstorm Warning	ILN	Darke, Preble	48 min
Dec 23, 4:49 PM EST	Severe Thunderstorm Warning	ILN	Butler, Hamilton, Montgomery, Preble, Warren	56 min
Dec 23, 4:51 PM EST	Tornado Warning	ILN	Darke, Preble	24 min
Dec 23, 5:03 PM EST	Severe Thunderstorm Warning	ILN	Clermont, Hamilton	42 min
Dec 23, 5:10 PM EST	Special Weather Statement	ILN	Mercer	35 min
Dec 23, 5:22 PM EST	Severe Thunderstorm Warning	ILN	Champaign, Clark, Logan, Miami, Montgomery, Shelby	38 min
Dec 23, 5:28 PM EST	Tornado Warning	ILN	Miami	21 min
Dec 23, 5:31 PM EST	Severe Thunderstorm Warning	ILN	Butler, Clark, Clinton, Greene, Miami, Montgomery and 1 more	44 min
Dec 23, 5:40 PM EST	Tornado Warning	ILN	Miami, Shelby	12 min
Dec 23, 5:59 PM EST	Severe Thunderstorm Warning	ILN	Champaign, Clark, Logan, Madison, Union	46 min
Dec 23, 6:03 PM EST	Special Weather Statement	ILN	Hardin, Logan	27 min
Dec 23, 6:14 PM EST	Special Weather Statement	ILN	Madison	31 min
Dec 23, 6:40 PM EST	Special Weather Statement	ILN	Delaware, Franklin	50 min

Nearby

Tornado Warnings in Ohio, 2015 Every tornado warning in 2015 Tornadoes in 2015

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.