Alert archive / Ohio / Tornado Warnings in 2012

Tornado Warning 5, NWS Northern Indiana

August 4, 2012Paulding County, Ohio; Allen County, Indiana

NWS Northern Indiana issued this tornado warning at Aug 4, 2012, 8:05 PM EDT for Paulding County, Ohio; Allen County, Indiana. It was in force for 25 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
Aug 4, 2012, 8:05 PM EDT (00:05 UTC)
Expired
Aug 4, 2012, 8:30 PM EDT
In force
25 min
Issued by
NWS Northern Indiana
Area
Storm-based polygon

Counties Allen County, IN, Paulding County, OH

The radar

The Northern Indiana radar (KIWX), 80 km from the middle of the area, began a volume at 00:06 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

TimeReportWhereRemark
Aug 4, 8:08 PM EDTFUNNEL CLOUDHarlan, INFUNNEL CLOUD REPORTED AT SCHOOL STREET IN HARLAN.

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.

IssuedProductOfficeLasted
Aug 4, 5:35 PM EDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Detroit, MI (KDTX), launched 00:00Z, 0.1 hours before the alert went out and 206 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-pSkew-T log-p diagram, Detroit, MI at 00:00Z on 2012-08-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1163 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Detroit, MI at 00:00Z on 2012-08-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 82 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
1163 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
1310 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
82 m²/s²
0-3 km storm-relative helicity
109 m²/s²
Significant tornado parameter
0.3
Supercell composite
2.5

Open this sounding in Storm Lab

The text

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

449 
WFUS53 KIWX 050005
TORIWX
INC003-OHC125-050030-
/O.NEW.KIWX.TO.W.0005.120805T0005Z-120805T0030Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
805 PM EDT SAT AUG 4 2012

THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A

* TORNADO WARNING FOR...
  EAST CENTRAL ALLEN COUNTY IN NORTHEAST INDIANA...
  WEST CENTRAL PAULDING COUNTY IN WEST CENTRAL OHIO...

* UNTIL 830 PM EDT

* AT 801 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE SQUALL LINE CAPABLE OF PRODUCING BRIEF RAIN-WRAPPED         
  TORNADOES IN ADDITION TO WIDESPREAD STRAIGHT LINE WIND             
  DAMAGE...5   MILES SOUTHWEST OF GRABILL...OR 6 MILES NORTH OF NEW  
  HAVEN...AND   MOVING EAST AT 35 MPH. DESTRUCTIVE WINDS IN EXCESS   
  OF 70 MPH IS   ALSO POSSIBLE WITH THIS SEVERE.

* LOCATIONS IN THE PATH OF THIS SEVERE STORM INCLUDE...
  WOODBURN...
  PAYNE AND ANTWERP...

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE CECIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS LINE OF THUNDERSTORMS IS CAPABLE OF PRODUCING TORNADOES AND
WIDESPREAD SIGNIFICANT WIND DAMAGE WITH DESTRUCTIVE WINDS IN EXCESS
OF 70 MPH. DO NOT WAIT TO SEE OR HEAR THE TORNADO. FOR YOUR
PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME
OR BUSINESS.

TO REPORT SEVERE WEATHER...POST YOUR INFORMATION ON THE NATIONAL
WEATHER SERVICE NORTHERN INDIANA FACEBOOK PAGE...OR YOU CAN POST ON
TWITTER WITH THE HASH TAG... @ N W S I W X. REPORTS CAN ALSO BE MADE
TO THE NATIONAL PUBLIC OBSERVATION REPORTING HOTLINE TOLL FREE AT
877-633-6772.

&&

LAT...LON 4122 8458 4106 8472 4113 8504 4121 8498
TIME...MOT...LOC 0004Z 275DEG 32KT 4115 8498

$$
1 follow-up statement
648 
WWUS53 KIWX 050016
SVSIWX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
816 PM EDT SAT AUG 4 2012

INC003-OHC125-050030-
/O.CON.KIWX.TO.W.0005.000000T0000Z-120805T0030Z/
ALLEN IN-PAULDING OH-
816 PM EDT SAT AUG 4 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM EDT FOR WEST
CENTRAL PAULDING AND EAST CENTRAL ALLEN COUNTIES...

AT 810 PM EDT...A FUNNEL CLOUD WAS REPORTED NEAR HARLAN WITH THIS 
LINE OF DANGEROUS STORMS THAT ARE LOCATED 3 MILES NORTHWEST OF 
WOODBURN...OR ABOUT 8 MILES NORTHEAST OF NEW HAVEN...AND MOVING EAST 
AT 35 MPH.

LOCATIONS IN THE PATH OF THIS TORNADO WAS INCLUDE...
  ANTWERP AND PAYNE...

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.

TO REPORT SEVERE WEATHER...POST YOUR INFORMATION ON THE NATIONAL
WEATHER SERVICE NORTHERN INDIANA FACEBOOK PAGE...OR YOU CAN POST ON
TWITTER WITH THE HASH TAG... @ N W S I W X. REPORTS CAN ALSO BE MADE
TO THE NATIONAL PUBLIC OBSERVATION REPORTING HOTLINE TOLL FREE AT
877-633-6772.

&&

LAT...LON 4110 8492 4118 8492 4122 8458 4106 8472
TIME...MOT...LOC 0016Z 275DEG 32KT 4114 8484

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 4, 8:29 PM EDTSevere Thunderstorm WarningIWXDefiance, Henry, Paulding, Putnam61 min
Aug 4, 8:35 PM EDTTornado WarningIWXVan Wert25 min
Aug 4, 8:52 PM EDTAreal Flood AdvisoryIWXAllen, Putnam, Van Wert83 min
Aug 4, 9:00 PM EDTSevere Thunderstorm WarningIWXAllen, Putnam, Van Wert45 min
Aug 4, 9:27 PM EDTSevere Thunderstorm WarningIWXPutnam18 min
Aug 4, 8:03 PM EDTSevere Thunderstorm WarningIWXAdams, Allen, Blackford, Huntington, Jay, Wells42 min
Aug 5, 4:09 AM EDTSpecial Weather StatementIWXWhite51 min
Aug 5, 5:40 AM EDTSpecial Weather StatementIWXBlackford, Grant50 min
Aug 5, 6:43 AM EDTSpecial Weather StatementIWXHuntington, Wells32 min

Nearby

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