Alert archive / Indiana / Tornado Warnings in 2014

Tornado Warning 20, NWS Indianapolis, IN

September 10, 2014Boone County, Hendricks County, Indiana

NWS Indianapolis, IN issued this tornado warning at Sep 10, 2014, 6:39 PM EDT for Boone County, Hendricks County, Indiana. It was in force for 15 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
Sep 10, 2014, 6:39 PM EDT (22:39 UTC)
Expired
Sep 10, 2014, 6:54 PM EDT
In force
15 min
Issued by
NWS Indianapolis, IN
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

Counties Boone County, IN, Hendricks County, IN

The radar

The Indianapolis radar (KIND), 33 km from the middle of the area, began a volume at 22:41 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.

The watch it was issued in

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

IssuedProductOfficeLasted
Sep 10, 1:54 PM EDTTornado WatchSPC9 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 10.7 hours before the alert went out and 234 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 2014-09-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 586 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 2014-09-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 102 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
586 J/kg
Mixed-layer CIN
-32 J/kg
Mixed-layer LCL
725 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
102 m²/s²
0-3 km storm-relative helicity
85 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.

730 
WFUS53 KIND 102239
TORIND
INC011-063-102315-
/O.NEW.KIND.TO.W.0020.140910T2239Z-140910T2315Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
639 PM EDT WED SEP 10 2014

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN BOONE COUNTY IN CENTRAL INDIANA...
  NORTHERN HENDRICKS COUNTY IN CENTRAL INDIANA...

* UNTIL 715 PM EDT

* AT 636 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED 11 MILES NORTHWEST OF DANVILLE...AND MOVING
  NORTHEAST AT 35 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 AFFECT MAINLY RURAL AREAS OF NORTHERN
  HENDRICKS AND SOUTHERN BOONE COUNTIES...INCLUDING THE FOLLOWING
  LOCATIONS...LIZTON AND WHITESTOWN.

THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 128 AND 138.

THIS INCLUDES INTERSTATE 74 BETWEEN MILE MARKERS 50 AND 64.

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.

&&

LAT...LON 4011 8624 3988 8634 3984 8669 3996 8669
TIME...MOT...LOC 2239Z 247DEG 32KT 3990 8662

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

KOCH
2 follow-up statements
603 
WWUS53 KIND 102248
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
648 PM EDT WED SEP 10 2014

INC011-063-102315-
/O.CON.KIND.TO.W.0020.000000T0000Z-140910T2315Z/
HENDRICKS IN-BOONE IN-
648 PM EDT WED SEP 10 2014

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHEASTERN BOONE AND
NORTHEASTERN HENDRICKS COUNTIES UNTIL 715 PM EDT...

AT 644 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 9 MILES SOUTHWEST OF LEBANON...AND MOVING NORTHEAST AT 35
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.

LOCATIONS IMPACTED INCLUDE...
WHITESTOWN.

THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 128 AND 137.

THIS INCLUDES INTERSTATE 74 BETWEEN MILE MARKERS 55 AND 56.

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.

&&

LAT...LON 4011 8624 3988 8634 3990 8658 3997 8658
TIME...MOT...LOC 2248Z 247DEG 32KT 3994 8651

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

KOCH
922 
WWUS53 KIND 102254
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
654 PM EDT WED SEP 10 2014

INC011-063-102304-
/O.CAN.KIND.TO.W.0020.000000T0000Z-140910T2315Z/
HENDRICKS IN-BOONE IN-
654 PM EDT WED SEP 10 2014

...THE TORNADO WARNING FOR SOUTHEASTERN BOONE AND NORTHEASTERN
HENDRICKS COUNTIES IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A TORNADO 
WATCH REMAINS IN EFFECT UNTIL 9 PM EDT.

LAT...LON 4011 8624 3988 8634 3990 8658 3997 8658
TIME...MOT...LOC 2254Z 247DEG 32KT 3996 8645

$$

KOCH

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 10, 1:38 PM EDTSevere Thunderstorm WarningINDHoward22 min
Sep 10, 1:52 PM EDTSevere Thunderstorm WarningINDBoone, Hamilton23 min
Sep 10, 2:05 PM EDTSevere Thunderstorm WarningINDHoward, Tipton17 min
Sep 10, 2:16 PM EDTSevere Thunderstorm WarningINDDelaware, Hamilton, Madison, Tipton44 min

Nearby

Tornado Warnings in Indiana, 2014Every tornado warning in 2014Tornadoes in 2014

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.