Alert archive / Ohio / Tornado Warnings in 2012

Tornado Warning 24, NWS Wilmington, OH

March 30, 2012Delaware County, Franklin County, Licking County, Ohio

NWS Wilmington, OH issued this tornado warning at Mar 30, 2012, 7:42 PM EDT for Delaware County, Franklin County, Licking County, Ohio. It was in force for 33 min. 3 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: Mar 30, 2012, 7:42 PM EDT (23:42 UTC)
Expired: Mar 30, 2012, 8:15 PM EDT
In force: 33 min
Issued by: NWS Wilmington, OH
Area: Storm-based polygon

Counties Delaware County, OH, Franklin County, OH, Licking County, OH

The radar

The Cincinnati radar (KILN), 122 km from the middle of the area, began a volume at 23:41 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
Mar 30, 7:46 PM EDT	FUNNEL CLOUD	New Albany, OH
Mar 30, 8:03 PM EDT	HAIL 0.75	1 W Alexandria, OH
Mar 30, 8:08 PM EDT	HAIL 0.75	2 S Johnstown, 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
Mar 30, 3:24 PM EDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 11.7 hours before the alert went out and 120 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 825 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 249 m²/s²
0-3 km storm-relative helicity: 364 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.

274 
WFUS51 KILN 302342
TORILN
OHC041-049-089-310015-
/O.NEW.KILN.TO.W.0024.120330T2342Z-120331T0015Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
742 PM EDT FRI MAR 30 2012

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN DELAWARE COUNTY IN CENTRAL OHIO...
  NORTHEASTERN FRANKLIN COUNTY IN CENTRAL OHIO...
  WESTERN LICKING COUNTY IN CENTRAL OHIO...

* UNTIL 815 PM EDT.

* AT 741 PM EDT...RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF
  PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR NEW
  ALBANY...MOVING EAST AT 30 MPH.

* LOCATIONS IMPACTED INCLUDE...
  JOHNSTOWN...
  BEECHWOOD TRAILS...
  GRANVILLE SOUTH...

IN ADDITION...NEW ALBANY...JERSEY...STATE ROUTE 310 AT STATE ROUTE
161 AND ALEXANDRIA ARE NEAR THE PATH OF THIS DANGEROUS THUNDERSTORM.

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 1100 PM EDT
FRIDAY EVENING FOR SOUTHEASTERN INDIANA AND SOUTHWESTERN OHIO.

&&

LAT...LON 4015 8253 3997 8251 4005 8295 4016 8296
TIME...MOT...LOC 2343Z 273DEG 27KT 4010 8284

$$

1 follow-up statement

604 
WWUS51 KILN 310005
SVSILN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
805 PM EDT FRI MAR 30 2012

OHC041-049-310015-
/O.CAN.KILN.TO.W.0024.000000T0000Z-120331T0015Z/
DELAWARE OH-FRANKLIN OH-
805 PM EDT FRI MAR 30 2012

...THE TORNADO WARNING FOR NORTHEASTERN FRANKLIN AND SOUTHEASTERN
DELAWARE COUNTIES IN CENTRAL OHIO HAS BEEN CANCELLED...

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

LAT...LON 3997 8251 4002 8277 4006 8277 4015 8274
      4015 8253
TIME...MOT...LOC 0005Z 273DEG 27KT 4008 8267

$$

OHC089-310015-
/O.CON.KILN.TO.W.0024.000000T0000Z-120331T0015Z/
LICKING OH-
805 PM EDT FRI MAR 30 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM EDT FOR WESTERN
LICKING COUNTY...

AT 800 PM EDT...RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM
CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR
JERSEY...MOVING EAST AT 30 MPH.

LOCATIONS IMPACTED INCLUDE...
BEECHWOOD TRAILS AND GRANVILLE SOUTH.

IN ADDITION...ALEXANDRIA IS NEAR THE PATH OF THIS STORM.

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.

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 3997 8251 4002 8277 4006 8277 4015 8274
      4015 8253
TIME...MOT...LOC 0005Z 273DEG 27KT 4008 8267

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 30, 4:52 PM EDT	Special Weather Statement	ILN	Auglaize, Darke, Hardin, Logan, Mercer, Shelby	53 min
Mar 30, 5:19 PM EDT	Severe Thunderstorm Warning	ILN	Darke, Miami, Shelby	41 min
Mar 30, 5:35 PM EDT	Severe Thunderstorm Warning	ILN	Hardin, Logan, Union	25 min
Mar 30, 5:54 PM EDT	Special Weather Statement	ILN	Champaign	36 min
Mar 30, 5:58 PM EDT	Special Weather Statement	ILN	Delaware, Union	47 min
Mar 30, 6:07 PM EDT	Special Weather Statement	ILN	Miami	38 min
Mar 30, 6:17 PM EDT	Severe Thunderstorm Warning	ILN	Champaign, Logan, Madison, Union	43 min
Mar 30, 6:23 PM EDT	Special Weather Statement	ILN	Miami	67 min
Mar 30, 6:36 PM EDT	Severe Thunderstorm Warning	ILN	Delaware, Licking	54 min
Mar 30, 6:41 PM EDT	Severe Thunderstorm Warning	ILN	Darke, Miami, Montgomery, Preble	49 min
Mar 30, 6:52 PM EDT	Severe Thunderstorm Warning	ILN	Champaign, Clark, Miami	53 min
Mar 30, 6:57 PM EDT	Tornado Warning	ILN	Delaware, Licking	33 min
Mar 30, 7:00 PM EDT	Severe Thunderstorm Warning	ILN	Delaware, Franklin, Madison, Union	45 min
Mar 30, 7:29 PM EDT	Severe Thunderstorm Warning	ILN	Licking	31 min
Mar 30, 7:32 PM EDT	Severe Thunderstorm Warning	ILN	Clark, Fayette, Franklin, Greene, Madison, Pickaway	58 min
Mar 30, 7:34 PM EDT	Severe Thunderstorm Warning	ILN	Champaign, Clark, Delaware, Franklin, Madison, Union	41 min
Mar 30, 7:38 PM EDT	Tornado Warning	ILN	Licking	22 min

Nearby

Tornado Warnings in Ohio, 2012 Every tornado warning in 2012 Tornadoes in 2012

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.