Alert archive / Indiana / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 235, NWS Indianapolis, IN

September 7, 2012Fountain County, Parke County, Vermillion County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Sep 7, 2012, 3:49 PM EDT for Fountain County, Parke County, Vermillion County, Indiana. It was in force for 41 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 7, 2012, 3:49 PM EDT (19:49 UTC)
Expired
Sep 7, 2012, 4:30 PM EDT
In force
41 min
Issued by
NWS Indianapolis, IN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Fountain County, IN, Parke County, IN, Vermillion County, IN

The radar

The Indianapolis radar (KIND), 95 km from the middle of the area, began a volume at 19:50 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 7, 11:36 AM EDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 7.8 hours before the alert went out and 109 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 2012-09-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 367 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 2012-09-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 93 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
367 J/kg
Mixed-layer CIN
-412 J/kg
Mixed-layer LCL
1436 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
93 m²/s²
0-3 km storm-relative helicity
102 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

243 
WUUS53 KIND 071949
SVRIND
INC045-121-165-072030-
/O.NEW.KIND.SV.W.0235.120907T1949Z-120907T2030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
349 PM EDT FRI SEP 7 2012

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN FOUNTAIN COUNTY IN WEST CENTRAL INDIANA...
  NORTHERN PARKE COUNTY IN WEST CENTRAL INDIANA...
  CENTRAL VERMILLION COUNTY IN WEST CENTRAL INDIANA...

* UNTIL 430 PM EDT

* AT 345 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  RIDGE FARM...OR 17 MILES SOUTH OF DANVILLE...AND MOVING EAST AT 40
  MPH.

* LOCATIONS IMPACTED INCLUDE...
  NEWPORT...
  ROCKVILLE...
  DANA...
  CAYUGA...
  LODI...
  MONTEZUMA...
  KINGMAN...
  YEDDO...
  BLOOMINGDALE...
  TURKEY RUN STATE PARK...
  MARSHALL...
  WALLACE...
  JUDSON...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 4000 8754 4002 8710 3975 8710 3978 8754
TIME...MOT...LOC 1949Z 273DEG 35KT 3990 8761
WIND...HAIL 60MPH 1.00IN

$$

KOCH
3 follow-up statements
786 
WWUS53 KIND 072007
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
407 PM EDT FRI SEP 7 2012

INC045-121-165-072030-
/O.CON.KIND.SV.W.0235.000000T0000Z-120907T2030Z/
FOUNTAIN-PARKE-VERMILLION-
407 PM EDT FRI SEP 7 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN
FOUNTAIN...NORTHERN PARKE AND CENTRAL VERMILLION COUNTIES UNTIL 430
PM EDT...

AT 403 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
NEWPORT...OR 20 MILES SOUTHEAST OF DANVILLE...MOVING EAST AT 40 MPH.

LOCATIONS IMPACTED INCLUDE...
  ROCKVILLE...MONTEZUMA...KINGMAN...YEDDO...BLOOMINGDALE...TURKEY RUN
  STATE PARK...MARSHALL...WALLACE AND JUDSON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 4000 8754 4002 8710 3975 8710 3978 8754
TIME...MOT...LOC 2008Z 273DEG 35KT 3988 8739
WIND...HAIL 60MPH 1.00IN

$$

KOCH
354 
WWUS53 KIND 072021
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
421 PM EDT FRI SEP 7 2012

INC165-072031-
/O.CAN.KIND.SV.W.0235.000000T0000Z-120907T2030Z/
VERMILLION-
421 PM EDT FRI SEP 7 2012

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL VERMILLION COUNTY IS
CANCELLED...

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

LAT...LON 3984 8737 3986 8736 3988 8738 3988 8737
      3990 8737 4001 8733 4002 8710 3975 8710
      3978 8738 3983 8739
TIME...MOT...LOC 2021Z 268DEG 39KT 3980 8730

$$

INC045-121-072030-
/O.CON.KIND.SV.W.0235.000000T0000Z-120907T2030Z/
FOUNTAIN-PARKE-
421 PM EDT FRI SEP 7 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
FOUNTAIN AND NORTHERN PARKE COUNTIES UNTIL 430 PM EDT...

AT 417 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 7 MILES
SOUTH OF NEWPORT...OR 22 MILES NORTHEAST OF PARIS...MOVING EAST AT 45
MPH.

LOCATIONS IMPACTED INCLUDE...
  ROCKVILLE...KINGMAN...YEDDO...BLOOMINGDALE...TURKEY RUN STATE
  PARK...MARSHALL...JUDSON AND WALLACE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 3984 8737 3986 8736 3988 8738 3988 8737
      3990 8737 4001 8733 4002 8710 3975 8710
      3978 8738 3983 8739
TIME...MOT...LOC 2021Z 268DEG 39KT 3980 8730
WIND...HAIL 60MPH 1.00IN

$$

KOCH
065 
WWUS53 KIND 072030
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
430 PM EDT FRI SEP 7 2012

INC045-121-072041-
/O.EXP.KIND.SV.W.0235.000000T0000Z-120907T2030Z/
FOUNTAIN-PARKE-
430 PM EDT FRI SEP 7 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN FOUNTAIN AND
NORTHERN PARKE COUNTIES HAS EXPIRED...

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

LAT...LON 3984 8737 3986 8736 3988 8738 3988 8737
      3990 8737 4001 8733 4002 8710 3975 8710
      3978 8738 3983 8739
TIME...MOT...LOC 2021Z 268DEG 39KT 3980 8730

$$

KOCH

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 7, 11:42 AM EDTSpecial Weather StatementINDHoward48 min
Sep 7, 12:06 PM EDTSpecial Weather StatementINDTipton39 min
Sep 7, 12:22 PM EDTSevere Thunderstorm WarningINDDelaware, Howard, Madison, Tipton38 min
Sep 7, 12:52 PM EDTSevere Thunderstorm WarningINDDelaware, Hamilton, Henry, Madison53 min
Sep 7, 1:12 PM EDTSevere Thunderstorm WarningINDDelaware, Henry, Madison, Randolph48 min
Sep 7, 1:38 PM EDTSevere Thunderstorm WarningINDHancock, Henry, Madison52 min
Sep 7, 4:48 PM EDTSevere Thunderstorm WarningINDParke, Putnam24 min
Sep 7, 7:18 PM EDTTornado WarningINDBoone, Clinton, Montgomery, Tippecanoe42 min
Sep 7, 7:40 PM EDTSevere Thunderstorm WarningINDClay, Sullivan, Vigo35 min
Sep 7, 7:59 PM EDTTornado WarningINDHendricks, Montgomery, Putnam46 min

Nearby

Severe Thunderstorm Warnings in Indiana, 2012Every severe thunderstorm warning 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.