Alert archive / Indiana / Tornado Warnings in 2017

Tornado Warning 19, NWS Indianapolis, IN

July 10, 2017Carroll County, Indiana

NWS Indianapolis, IN issued this tornado warning at Jul 10, 2017, 7:59 PM EDT for Carroll County, Indiana. It was in force for 21 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jul 10, 2017, 7:59 PM EDT (23:59 UTC)
Expired: Jul 10, 2017, 8:20 PM EDT
In force: 21 min
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

County Carroll County, IN

The radar

The Northern Indiana radar (KIWX), 110 km from the middle of the area, began a volume at 00:03 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jul 10, 4:58 PM EDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 12.0 hours before the alert went out and 176 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: 1522 J/kg
Mixed-layer CIN: -136 J/kg
Mixed-layer LCL: 1184 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 151 m²/s²
0-3 km storm-relative helicity: 155 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 2.6

Open this sounding in Storm Lab

The text

As transmitted.

856 
WFUS53 KIND 102359
TORIND
INC015-110030-
/O.NEW.KIND.TO.W.0019.170710T2359Z-170711T0030Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Indianapolis IN
759 PM EDT MON JUL 10 2017

The National Weather Service in Indianapolis has issued a

* Tornado Warning for...
  Northern Carroll County in north central Indiana...

* Until 830 PM EDT

* At 757 PM EDT, a severe thunderstorm capable of producing a tornado
  was located near Monticello, moving east at 30 mph.

  HAZARD...Tornado. 

  SOURCE...Weather spotters reported funnel cloud. 

  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...
  Camden around 815 PM EDT. 

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 4070 8652 4069 8652 4069 8651 4068 8645
      4055 8663 4066 8677 4066 8676 4067 8674
      4068 8674 4068 8676 4069 8675 4073 8669
TIME...MOT...LOC 2357Z 291DEG 25KT 4067 8670 

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

$$

MK

3 follow-up statements

456 
WWUS53 KIND 110009
SVSIND

Severe Weather Statement
National Weather Service Indianapolis IN
809 PM EDT MON JUL 10 2017

INC015-110030-
/O.CON.KIND.TO.W.0019.000000T0000Z-170711T0030Z/
Carroll IN-
809 PM EDT MON JUL 10 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM EDT FOR NORTHERN
CARROLL COUNTY...
        
At 809 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Delphi, or 11 miles southeast of Monticello, moving
east at 30 mph.

HAZARD...Tornado. 

SOURCE...Weather spotters reported a funnel cloud. 

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...
  Camden around 815 PM EDT. 

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 4070 8652 4069 8652 4069 8651 4068 8645
      4055 8663 4066 8676 4067 8674 4068 8674
      4068 8675 4069 8675 4073 8669
TIME...MOT...LOC 0009Z 291DEG 25KT 4064 8659 

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

$$

NIELD

371 
WWUS53 KIND 110010
SVSIND

Severe Weather Statement
National Weather Service Indianapolis IN
810 PM EDT MON JUL 10 2017

INC015-110030-
/O.CON.KIND.TO.W.0019.000000T0000Z-170711T0030Z/
Carroll IN-
810 PM EDT MON JUL 10 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM EDT FOR NORTHERN
CARROLL COUNTY...
        
At 810 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Delphi, or 10 miles southeast of Monticello, moving
east at 30 mph.

HAZARD...Tornado. 

SOURCE...Weather spotters reported a funnel cloud. 

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...
  Camden around 820 PM EDT. 

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 4070 8652 4069 8652 4069 8651 4068 8645
      4055 8663 4063 8670 4064 8669 4065 8667
      4066 8664 4067 8665 4068 8664 4070 8660
TIME...MOT...LOC 0010Z 291DEG 25KT 4064 8661 

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

$$

MK

185 
WWUS53 KIND 110020
SVSIND

Severe Weather Statement
National Weather Service Indianapolis IN
820 PM EDT MON JUL 10 2017

INC015-110028-
/O.CAN.KIND.TO.W.0019.000000T0000Z-170711T0030Z/
Carroll IN-
820 PM EDT MON JUL 10 2017

...THE TORNADO WARNING FOR NORTHERN CARROLL COUNTY IS CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore the warning has been cancelled.

A severe thunderstorm watch remains in effect until midnight EDT for
north central Indiana.

LAT...LON 4070 8652 4069 8652 4069 8651 4068 8645
      4055 8663 4063 8670 4064 8669 4065 8667
      4066 8664 4067 8665 4068 8664 4070 8660
TIME...MOT...LOC 0017Z 291DEG 25KT 4062 8654 

$$

NIELD

The office that day

Everything else NWS Indianapolis, IN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 9, 8:08 PM EDT	Special Weather Statement	IND	Fountain	37 min
Jul 10, 7:29 PM EDT	Special Weather Statement	IND	Carroll	46 min
Jul 10, 7:45 PM EDT	Tornado Warning	IND	Carroll	19 min

Nearby

Tornado Warnings in Indiana, 2017 Every tornado warning in 2017 Tornadoes 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.