Alert archive / Indiana / Tornado Warnings in 2017

Tornado Warning 28, NWS Northern Indiana

November 5, 2017Blackford County, Jay County, Indiana

NWS Northern Indiana issued this tornado warning at Nov 5, 2017, 1:37 PM EST for Blackford County, Jay County, Indiana. It was in force for 23 min. 5 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
Nov 5, 2017, 1:37 PM EST (18:37 UTC)
Expired
Nov 5, 2017, 2:00 PM EST
In force
23 min
Issued by
NWS Northern Indiana
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Blackford County, IN, Jay County, IN

The radar

The Northern Indiana radar (KIWX), 115 km from the middle of the area, began a volume at 18:41 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

TimeReportWhereRemark
Nov 5, 1:40 PM ESTTORNADO3 Nne Dunkirk, INSIGNIFICANT TREE DAMAGE. SOME TREES SHEARED OFF.
Nov 5, 1:40 PM ESTTORNADO4 Nw Como, INBUILDING DAMAGE. SCATTERED DEBRIS IN ALL DIRECTIONS ACROSS FIELDS. ROOF GONE FROM A BARN.
Nov 5, 1:50 PM ESTTSTM WND DMG1 W Center, INDAMAGE TO OHIO VALLEY PIPELINE SUBSTATION. GAS REPORTED LEAKING. PROBABLE TORNADO IMPACT. TIME ESTIMATED BY RADAR.
Nov 5, 1:50 PM ESTTORNADO2 W College Corner, INSMALL BARN DESTROYED.
Nov 5, 1:57 PM ESTTORNADOConverse, INLOCATION CORRECTION. RESIDENTS REPORTED A SMALL TORNADO TOUCHDOWN; BARN GONE, MISSING ROOF ON HOUSE.

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
Nov 5, 12:08 PM ESTTornado WatchSPC7 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 6.6 hours before the alert went out and 157 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, Cncnati-Daytn, OH at 12:00Z on 2017-11-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 214 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, Cncnati-Daytn, OH at 12:00Z on 2017-11-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 187 square meters per square second.19395878Sfc1 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
214 J/kg
Mixed-layer CIN
-21 J/kg
Mixed-layer LCL
522 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
187 m²/s²
0-3 km storm-relative helicity
209 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.2

Open this sounding in Storm Lab

The text

As transmitted.

728 
WFUS53 KIWX 051837
TORIWX
INC009-075-051900-
/O.NEW.KIWX.TO.W.0028.171105T1837Z-171105T1900Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Northern Indiana
137 PM EST SUN NOV 5 2017

The National Weather Service in Northern Indiana  has issued a

* Tornado Warning for...
  Southeastern Blackford County in east central Indiana...
  Central Jay County in east central Indiana...

* Until 200 PM EST
    
* At 137 PM EST, a severe thunderstorm capable of producing a tornado
  was located over Dunkirk, moving northeast at 45 mph.

  HAZARD...Tornado. 

  SOURCE...Radar indicated rotation. 

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely. 

* This dangerous storm will be near...
  Dunkirk and Redkey around 140 PM EST. 
  Portland around 200 PM EST. 

Other locations impacted by this tornadic thunderstorm include
Bryant, Westchester, College Corner, Center, Liber, Blaine, Brice,
Mill Grove, Como and Bellfountain.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

&&

LAT...LON 4038 8522 4038 8536 4057 8497 4052 8489
      4044 8480 4034 8522
TIME...MOT...LOC 1837Z 244DEG 37KT 4039 8526 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

FISHER
1 follow-up statement
496 
WWUS53 KIWX 051855
SVSIWX

Severe Weather Statement
National Weather Service Northern Indiana
155 PM EST SUN NOV 5 2017

INC009-075-051904-
/O.EXP.KIWX.TO.W.0028.000000T0000Z-171105T1900Z/
Blackford IN-Jay IN-
155 PM EST SUN NOV 5 2017

...THE TORNADO WARNING FOR SOUTHEASTERN BLACKFORD AND CENTRAL JAY
COUNTIES WILL EXPIRE AT 200 PM EST...
    
The Tornado Warning that was previously in effect has been reissued 
for central Jay county and is in effect until 230 pm EST.  Please 
refer to that bulletin for the latest severe weather information.

A tornado watch remains in effect until 700 PM EST for northeastern
and east central Indiana.

Remember, a Tornado Warning still remains in effect for central Jay 
county with reports of damage in Dunkirk.

LAT...LON 4038 8522 4038 8536 4057 8497 4052 8489
      4044 8480 4034 8522
TIME...MOT...LOC 1854Z 244DEG 37KT 4047 8505 

$$

FISHER

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 5, 1:09 AM EDTDense Fog AdvisoryIWXDeKalb, Elkhart, LaGrange, Marshall, Noble, Starke and 1 more11 hr
Nov 5, 3:23 AM ESTFlash Flood WatchIWXAdams, Allen, Blackford, Cass, DeKalb, Grant and 8 more13 hr
Nov 5, 3:57 AM ESTSmall Craft AdvisoryIWX40 hr
Nov 5, 9:45 AM ESTSpecial Weather StatementIWXKosciusko30 min
Nov 5, 9:54 AM ESTMarine Dense Fog AdvisoryIWX3 hr
Nov 5, 10:22 AM ESTSpecial Weather StatementIWXNoble23 min
Nov 5, 10:31 AM ESTSevere Thunderstorm WarningIWXDeKalb, LaGrange, Noble, Steuben44 min
Nov 5, 10:56 AM ESTFlash Flood WarningIWXElkhart, Kosciusko, Noble3 hr
Nov 5, 11:05 AM ESTSevere Thunderstorm WarningIWXAllen, DeKalb, Noble, Whitley40 min
Nov 5, 11:15 AM ESTSevere Thunderstorm WarningIWXDeKalb, Steuben30 min
Nov 5, 11:35 AM ESTSevere Thunderstorm WarningIWXAllen, DeKalb, Steuben40 min
Nov 5, 11:54 AM ESTAreal Flood WarningIWXDeKalb, Steuben3 hr
Nov 5, 12:22 PM ESTSpecial Weather StatementIWXGrant23 min
Nov 5, 12:35 PM ESTSevere Thunderstorm WarningIWXBlackford, Grant, Huntington, Wells40 min
Nov 5, 1:06 PM ESTAreal Flood WarningIWXDeKalb, Elkhart, Kosciusko, LaGrange, Marshall, Noble and 1 more6 hr
Nov 5, 1:13 PM ESTTornado WarningIWXBlackford, Grant32 min
Nov 5, 1:54 PM ESTTornado Warning Tornado observedConsiderable damage threatIWXJay36 min
Nov 5, 2:39 PM ESTSpecial Weather StatementIWXBlackford, Grant36 min
Nov 5, 2:48 PM ESTAreal Flood WarningIWXAdams, Allen, Wells6 hr
Nov 5, 2:59 PM ESTSevere Thunderstorm WarningIWXAdams, Blackford, Jay, Wells21 min
Nov 5, 3:18 PM ESTSevere Thunderstorm WarningIWXAdams, Jay27 min

Nearby

Tornado Warnings in Indiana, 2017Every tornado warning in 2017Tornadoes in 2017

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.