Alert archive / Indiana / Tornado Warnings in 2017

Tornado Warning 8, NWS Northern Indiana

March 1, 2017Allen County, Indiana; Paulding County, Ohio

NWS Northern Indiana issued this tornado warning at Mar 1, 2017, 2:31 AM EST for Allen County, Indiana; Paulding County, Ohio. It was in force for 29 min. 6 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 1, 2017, 2:31 AM EST (07:31 UTC)
Expired
Mar 1, 2017, 3:00 AM EST
In force
29 min
Issued by
NWS Northern Indiana
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

Counties Allen County, IN, Paulding County, OH

The radar

The Northern Indiana radar (KIWX), 68 km from the middle of the area, began a volume at 07:31 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
Mar 1, 2:32 AM ESTTSTM WND DMGWallen, INPORTION OF ROOF BLOWN OFF.
Mar 1, 2:34 AM ESTTSTM WND DMG2 Nnw Leo-Cedarville, INTREE DOWN.
Mar 1, 2:35 AM ESTTSTM WND GST 641 Sse Wallen, IN.
Mar 1, 2:37 AM ESTTSTM WND DMG3 Se Wallen, INPINE TREE DOWNED.
Mar 1, 2:40 AM ESTTSTM WND DMG3 N Grabill, INSEVERAL TREES DOWNED.
Mar 1, 2:40 AM ESTTSTM WND GST 711 Sse Wallen, IN.

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
Feb 28, 7:37 PM ESTSevere Thunderstorm WatchSPC8 hr
Feb 28, 11:29 PM ESTTornado WatchSPC8 hr

The nearest sounding before it

Detroit, MI (KDTX), launched 00:00Z, 7.5 hours before the alert went out and 211 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 2017-03-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 8 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Detroit, MI at 00:00Z on 2017-03-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 384 square meters per square second.1939587897117Sfc1 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
8 J/kg
Mixed-layer CIN
-323 J/kg
Mixed-layer LCL
464 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
384 m²/s²
0-3 km storm-relative helicity
383 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

803 
WFUS53 KIWX 010731
TORIWX
INC003-OHC125-010800-
/O.NEW.KIWX.TO.W.0008.170301T0731Z-170301T0800Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Northern Indiana
231 AM EST WED MAR 1 2017

The National Weather Service in Northern Indiana  has issued a

* Tornado Warning for...
  Northern Allen County in northeastern Indiana...
  Northwestern Paulding County in west central Ohio...

* Until 300 AM EST
    
* At 231 AM EST, a severe thunderstorm capable of producing a tornado
  was located near Huntertown, or near Fort Wayne, moving east at 75
  mph.

  HAZARD...Tornado and quarter size hail. 

  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...
  Grabill around 240 AM EST. 
  Woodburn around 245 AM EST. 
  Antwerp and Payne around 250 AM EST. 
  Paulding around 255 AM EST. 

Other locations impacted by this tornadic thunderstorm include
Worstville, Cuba, Leo-cedarville, Latty, Harlan, Briceton, Cecil,
Wallen and Broughton.

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.

&&

LAT...LON 4111 8528 4126 8527 4126 8480 4125 8480
      4125 8453 4106 8452
TIME...MOT...LOC 0731Z 270DEG 64KT 4117 8518 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

MARSILI
3 follow-up statements
195 
WWUS53 KIWX 010739
SVSIWX

Severe Weather Statement
National Weather Service Northern Indiana
239 AM EST WED MAR 1 2017

INC003-OHC125-010800-
/O.CON.KIWX.TO.W.0008.000000T0000Z-170301T0800Z/
Allen IN-Paulding OH-
239 AM EST WED MAR 1 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 300 AM EST FOR
NORTHEASTERN ALLEN AND NORTHWESTERN PAULDING COUNTIES...

At 239 AM EST, a severe squall line capable of producing both
tornadoes and extensive straight line wind damage was located along a
line extending from near Grabill to near New Haven, moving east at 70
mph.

HAZARD...Tornado and quarter size hail. 

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. 

These dangerous storms will be near...
  Woodburn around 250 AM EST. 
  Antwerp and Payne around 255 AM EST. 
  Paulding around 300 AM EST. 

Other locations impacted by these tornadic storms include Worstville,
Cuba, Leo-cedarville, Latty, Harlan, Briceton, Cecil, Wallen and
Broughton.

This includes the following highways...
 INTERSTATE 469 between MILE MARKERs 22 and 30.
 INTERSTATE 69 IN INDIANA between MILE MARKERs 309 and 321.

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.

This line of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.

&&

LAT...LON 4111 8520 4126 8511 4126 8480 4125 8480
      4125 8453 4106 8452
TIME...MOT...LOC 0739Z 268DEG 63KT 4126 8495 4111 8506 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

MARSILI
788 
WWUS53 KIWX 010749
SVSIWX

Severe Weather Statement
National Weather Service Northern Indiana
249 AM EST WED MAR 1 2017

INC003-OHC125-010800-
/O.CON.KIWX.TO.W.0008.000000T0000Z-170301T0800Z/
Allen IN-Paulding OH-
249 AM EST WED MAR 1 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 300 AM EST FOR
NORTHEASTERN ALLEN AND NORTHWESTERN PAULDING COUNTIES...
    
At 249 AM EST, a severe thunderstorm capable of producing a tornado
was located over Woodburn, or 11 miles south of Hicksville, moving
east at 65 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...
  Paulding around 300 AM EST. 

Other locations impacted by this tornadic thunderstorm include Latty,
Worstville, Briceton, Cecil and Broughton.

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.

This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.

&&

LAT...LON 4109 8496 4126 8485 4126 8480 4125 8480
      4125 8453 4106 8452
TIME...MOT...LOC 0749Z 278DEG 57KT 4114 8482 

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

$$

MARSILI
441 
WWUS53 KIWX 010800
SVSIWX

sSevere Weather Statement
National Weather Service Northern Indiana
300 AM EST WED MAR 1 2017

INC003-OHC125-010807-
/O.EXP.KIWX.TO.W.0008.000000T0000Z-170301T0800Z/
Allen IN-Paulding OH-
300 AM EST WED MAR 1 2017

...THE TORNADO WARNING FOR NORTHEASTERN ALLEN AND NORTHWESTERN
PAULDING COUNTIES WILL EXPIRE AT 300 AM EST...
    
The portion of the line of the thunderstorms that prompted the 
tornado warning has weakened. However, a severe thunderstorm warning 
remains in effect with a potential of 70 mph winds.

A tornado watch remains in effect until 700 AM EST for northeastern
Indiana...and northwestern and west central Ohio.

Remember, a Severe Thunderstorm Warning still remains in effect for 
Allen Indiana and Paulding Ohio counties.

LAT...LON 4109 8496 4126 8485 4126 8480 4125 8480
      4125 8453 4106 8452
TIME...MOT...LOC 0757Z 270DEG 64KT 4114 8465 

$$

MARSILI

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 28, 7:32 PM ESTSpecial Marine WarningIWX118 min
Feb 28, 8:06 PM ESTSevere Thunderstorm WarningIWXLaPorte, Saint Joseph54 min
Feb 28, 8:20 PM ESTSpecial Marine WarningIWX85 min
Feb 28, 8:52 PM ESTSevere Thunderstorm WarningIWXElkhart, LaPorte, Saint Joseph53 min
Feb 28, 9:15 PM ESTSevere Thunderstorm WarningIWXLaPorte30 min
Feb 28, 9:36 PM ESTTornado WarningIWXLaPorte, Saint Joseph39 min
Feb 28, 9:45 PM ESTSevere Thunderstorm WarningIWXElkhart, LaPorte, Saint Joseph45 min
Feb 28, 10:01 PM ESTAreal Flood AdvisoryIWXElkhart, LaPorte, Saint Joseph6 hr
Feb 28, 10:01 PM ESTTornado WarningIWXElkhart, Saint Joseph29 min
Feb 28, 10:09 PM ESTSevere Thunderstorm WarningIWXLaPorte, Saint Joseph39 min
Feb 28, 10:17 PM ESTFlash Flood WarningIWXElkhart, LaPorte, Saint Joseph6 hr
Feb 28, 10:27 PM ESTSpecial Marine WarningIWX93 min
Feb 28, 10:29 PM ESTTornado WarningIWXElkhart, LaGrange31 min
Feb 28, 10:52 PM ESTTornado WarningIWXLaGrange, Steuben23 min
Feb 28, 11:12 PM ESTTornado WarningIWXSteuben31 min
Mar 1, 12:18 AM ESTSpecial Marine WarningIWX87 min
Mar 1, 12:40 AM ESTSevere Thunderstorm WarningIWXLaPorte, Saint Joseph65 min
Mar 1, 12:56 AM ESTSevere Thunderstorm WarningIWXFulton, LaPorte, Marshall, Pulaski, Starke49 min
Mar 1, 1:01 AM ESTSevere Thunderstorm WarningIWXLaPorte, Marshall, Saint Joseph, Starke44 min
Mar 1, 1:22 AM ESTSevere Thunderstorm WarningIWXPulaski, White38 min
Mar 1, 1:30 AM ESTSevere Thunderstorm WarningIWXElkhart, Kosciusko, LaGrange, Marshall, Noble, Saint Joseph45 min
Mar 1, 1:43 AM ESTSevere Thunderstorm WarningIWXFulton, Kosciusko, Marshall, Pulaski, Starke34 min
Mar 1, 2:06 AM ESTSevere Thunderstorm WarningIWXAllen, DeKalb, Kosciusko, LaGrange, Noble, Steuben and 1 more39 min
Mar 1, 2:24 AM ESTSpecial Weather StatementIWXHuntington, Miami, Wabash51 min
Mar 1, 2:29 AM ESTSevere Thunderstorm WarningIWXAllen, DeKalb, Steuben, Whitley61 min
Mar 1, 2:59 AM ESTSevere Thunderstorm WarningIWXAdams, Allen, Blackford, Grant, Huntington, Jay and 2 more46 min
Mar 1, 10:54 AM ESTWind AdvisoryIWXAdams, Allen, Blackford, Cass, DeKalb, Grant and 6 more11 hr
Feb 28, 7:12 PM ESTSpecial Weather StatementIWXHenry, Paulding33 min
Feb 28, 7:24 PM ESTSevere Thunderstorm WarningIWXDefiance, Henry, Paulding, Putnam51 min
Feb 28, 11:38 PM ESTTornado WarningIWXFulton18 min
Feb 28, 11:54 PM ESTSpecial Weather StatementIWXAllen, Putnam, Van Wert36 min
Mar 1, 3:23 AM ESTSevere Thunderstorm WarningIWXAllen, Paulding, Putnam, Van Wert52 min

Nearby

Tornado Warnings in Indiana, 2017Tornado Warnings in Ohio, 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.