Alert archive / Indiana / Tornado Warnings in 2012

Tornado Warning 9, NWS Chicago, IL

August 9, 2012Jasper County, Newton County, Indiana

NWS Chicago, IL issued this tornado warning at Aug 9, 2012, 6:55 PM CDT for Jasper County, Newton County, Indiana. It was in force for 50 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
Aug 9, 2012, 6:55 PM CDT (23:55 UTC)
Expired
Aug 9, 2012, 7:45 PM CDT
In force
50 min
Issued by
NWS Chicago, IL
Area
Storm-based polygon

Counties Jasper County, IN, Newton County, IN

The radar

The Chicago radar (KLOT), 107 km from the middle of the area, began a volume at 23:55 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 9, 7:18 PM CDTHAIL 1.256 Se Brook, INHAIL RANGED FROM QUARTER TO HALF DOLLAR SIZED.
Aug 9, 7:25 PM CDTHAIL 1.755 Ese Percy Junction, INRELAYED BY SHERIFF
Aug 9, 7:27 PM CDTTSTM WND GST 602 Nnw Remington, INALSO DIME SIZED HAIL.
Aug 9, 7:27 PM CDTHAIL 1.753 N Remington, INNEAR MILE MARKER 205 ON INTERSTATE 65. RELAYED BY SHERIFF.
Aug 9, 7:30 PM CDTHAIL 1.75Remington, 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
Aug 9, 4:02 PM CDTSevere Thunderstorm WatchSPC4 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 11.9 hours before the alert went out and 138 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, Lincoln, IL at 12:00Z on 2012-08-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 396 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, Lincoln, IL at 12:00Z on 2012-08-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 1 square meters per square second.1939Sfc1 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
396 J/kg
Mixed-layer CIN
-236 J/kg
Mixed-layer LCL
1480 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
1 m²/s²
0-3 km storm-relative helicity
88 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.

238 
WFUS53 KLOT 092355
TORLOT
INC073-111-100045-
/O.NEW.KLOT.TO.W.0009.120809T2355Z-120810T0045Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
655 PM CDT THU AUG 9 2012

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN JASPER COUNTY...
  NEWTON COUNTY...

* UNTIL 745 PM CDT

* AT 651 PM CDT...THE PUBLIC REPORTED A TORNADO BETWEEN ENOS AND     
  MOROCCO. DOPPLER RADAR SHOWED THIS TORNADO MOVING SOUTHEAST AT 30  
  MPH.  BASEBALL SIZED HAIL ALSO WAS REPORTED IN MOROCCO.

* THE TORNADO WILL BE NEAR...
  BROOK AROUND 705 PM.
  FORESMAN AROUND 710 PM.
  PERCY JUNCTION AROUND 715 PM.
  GOODLAND AROUND 720 PM.
  REMINGTON AROUND 730 PM.

OTHER LOCATIONS IMPACTED...
U. S. 41 DRAGWAY...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO HAS BEEN REPORTED. TAKE COVER NOW. MOVE TO AN 
INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID
WINDOWS. IF IN A VEHICLE OR OUTDOORS... MOVE TO THE CLOSEST
SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4083 8709 4074 8710 4074 8733 4088 8753
      4099 8753 4107 8744 4084 8703
TIME...MOT...LOC 2353Z 310DEG 24KT 4094 8742

$$

LENNING
3 follow-up statements
122 
WWUS53 KLOT 100007
SVSLOT

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
707 PM CDT THU AUG 9 2012

INC073-111-100045-
/O.CON.KLOT.TO.W.0009.000000T0000Z-120810T0045Z/
NEWTON IN-JASPER IN-
707 PM CDT THU AUG 9 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHWESTERN JASPER AND
SOUTHEASTERN NEWTON COUNTIES UNTIL 745 PM CDT...

AT 704 PM CDT...THE PUBLIC REPORTED A TORNADO.  THIS STORM WAS
LOCATED NEAR FORESMAN...MOVING SOUTHEAST AT 30 MPH.

THE TORNADIC STORM WILL BE NEAR...
  GOODLAND AROUND 715 PM CDT.
  REMINGTON AROUND 730 PM CDT.

LAT...LON 4084 8741 4097 8726 4084 8703 4083 8709
      4074 8710 4074 8733
TIME...MOT...LOC 0007Z 308DEG 25KT 4085 8730

$$

LENNING
023 
WWUS53 KLOT 100025
SVSLOT

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
725 PM CDT THU AUG 9 2012

INC111-100035-
/O.CAN.KLOT.TO.W.0009.000000T0000Z-120810T0045Z/
NEWTON IN-
725 PM CDT THU AUG 9 2012


...THE TORNADO WARNING FOR SOUTHEASTERN NEWTON COUNTY IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED 
AREA.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN CHICAGO.

LAT...LON 4074 8710 4074 8727 4081 8727 4089 8715
      4083 8709
TIME...MOT...LOC 0025Z 308DEG 25KT 4077 8717

$$

INC073-100045-
/O.CON.KLOT.TO.W.0009.000000T0000Z-120810T0045Z/
JASPER IN-
725 PM CDT THU AUG 9 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHWESTERN JASPER COUNTY
UNTIL 745 PM CDT...

AT 721 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE SQUALL LINE CAPABLE OF PRODUCING DAMAGING WINDS AND BRIEF
RAIN-WRAPPED TORNADOES.  THIS DANGEROUS STORM WAS LOCATED NEAR
REMINGTON...OR 5 MILES EAST OF PERCY JUNCTION...MOVING SOUTHEAST AT
30 MPH.

THIS TORNADO WILL AFFECT MAINLY RURAL AREAS OF SOUTHWESTERN JASPER
COUNTY AROUND THE REMINGTON AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN CHICAGO.

&&

LAT...LON 4074 8710 4074 8727 4081 8727 4089 8715
      4083 8709
TIME...MOT...LOC 0025Z 308DEG 25KT 4077 8717

$$

LENNING
117 
WWUS53 KLOT 100045
SVSLOT

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
745 PM CDT THU AUG 9 2012

INC073-100055-
/O.EXP.KLOT.TO.W.0009.000000T0000Z-120810T0045Z/
JASPER IN-
745 PM CDT THU AUG 9 2012


...THE TORNADO WARNING FOR SOUTHWESTERN JASPER COUNTY HAS EXPIRED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A SEVERE
THUNDERSTORM WATCH REMAINS IN EFFECT.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN CHICAGO.

LAT...LON 4074 8710 4074 8727 4081 8727 4089 8715
      4083 8709
TIME...MOT...LOC 0025Z 308DEG 25KT 4077 8717

$$

LENNING

The office that day

Everything else NWS Chicago, IL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 9, 5:44 PM CDTSevere Thunderstorm WarningLOTLake, Newton61 min
Aug 9, 6:36 PM CDTSevere Thunderstorm WarningLOTJasper, Newton37 min
Aug 9, 6:57 PM CDTSevere Thunderstorm WarningLOTBenton63 min

Nearby

Tornado 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.