Alert archive / Indiana / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 10, NWS Indianapolis, IN

January 17, 2012Lawrence County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jan 17, 2012, 9:24 AM EST for Lawrence County, Indiana. It was in force for 36 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
Jan 17, 2012, 9:24 AM EST (14:24 UTC)
Expired
Jan 17, 2012, 10:00 AM EST
In force
36 min
Issued by
NWS Indianapolis, IN
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

County Lawrence County, IN

The radar

The Louisville radar (KLVX), 97 km from the middle of the area, began a volume at 14:25 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 nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 2.4 hours before the alert went out and 240 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 2012-01-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2012-01-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 818 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
602 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
818 m²/s²
0-3 km storm-relative helicity
844 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.

805 
WUUS53 KIND 171424
SVRIND
INC093-171500-
/O.NEW.KIND.SV.W.0010.120117T1424Z-120117T1500Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
924 AM EST TUE JAN 17 2012

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN LAWRENCE COUNTY IN SOUTH CENTRAL INDIANA...

* UNTIL 1000 AM EST

* AT 923 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
  OF 60 MPH.  THIS STORM WAS LOCATED 9 MILES NORTHEAST OF SHOALS...OR
  12 MILES SOUTHWEST OF BEDFORD...AND MOVING EAST AT 55 MPH.

* LOCATIONS IMPACTED INCLUDE...
  BEDFORD...
  MITCHELL...
  TUNNELTON...
  SPRING MILL STATE PARK...

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.

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

&&

LAT...LON 3869 8668 3880 8668 3890 8668 3885 8628
      3876 8627 3874 8628 3873 8631 3869 8630
      3869 8631
TIME...MOT...LOC 1424Z 276DEG 49KT 3877 8666
WIND...HAIL 60MPH <.75IN

$$

PUMA
4 follow-up statements
649 
WWUS53 KIND 171435
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
935 AM EST TUE JAN 17 2012

INC093-171500-
/O.CON.KIND.SV.W.0010.000000T0000Z-120117T1500Z/
LAWRENCE-
935 AM EST TUE JAN 17 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN
LAWRENCE COUNTY UNTIL 1000 AM EST...

AT 932 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF
60 MPH.  THIS STORM WAS LOCATED 8 MILES SOUTHWEST OF BEDFORD...MOVING
EAST AT 50 MPH.

LOCATIONS IMPACTED INCLUDE...
  TUNNELTON AND SPRING MILL STATE PARK.

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.

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

&&

LAT...LON 3869 8668 3877 8666 3888 8655 3885 8628
      3876 8627 3875 8628 3874 8629 3873 8631
      3869 8630
TIME...MOT...LOC 1436Z 284DEG 44KT 3874 8649
WIND...HAIL 60MPH <.75IN

$$

PUMA
753 
WWUS53 KIND 171443
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
943 AM EST TUE JAN 17 2012

INC093-171500-
/O.CON.KIND.SV.W.0010.000000T0000Z-120117T1500Z/
LAWRENCE-
943 AM EST TUE JAN 17 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN
LAWRENCE COUNTY UNTIL 1000 AM EST...

AT 941 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF
60 MPH.  THIS STORM WAS LOCATED 9 MILES SOUTHEAST OF BEDFORD...MOVING
EAST AT 50 MPH.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF SOUTHEASTERN LAWRENCE COUNTY.

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.

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

&&

LAT...LON 3869 8668 3874 8667 3875 8654 3878 8650
      3886 8643 3885 8628 3876 8627 3874 8629
      3873 8631 3869 8630
TIME...MOT...LOC 1443Z 284DEG 42KT 3873 8639
WIND...HAIL 60MPH <.75IN

$$

PUMA
589 
WWUS53 KIND 171451
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
951 AM EST TUE JAN 17 2012

INC093-171500-
/O.CON.KIND.SV.W.0010.000000T0000Z-120117T1500Z/
LAWRENCE-
951 AM EST TUE JAN 17 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
LAWRENCE COUNTY UNTIL 1000 AM EST...

AT 949 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF
60 MPH.  THIS STORM WAS LOCATED 12 MILES SOUTHEAST OF BEDFORD...
MOVING EAST AT 35 MPH.

LOCATIONS IMPACTED INCLUDE...

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.

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

&&

LAT...LON 3869 8657 3872 8649 3876 8638 3884 8634
      3885 8628 3876 8627 3874 8629 3873 8631
      3869 8630
TIME...MOT...LOC 1451Z 285DEG 31KT 3874 8629
WIND...HAIL 60MPH <.75IN

$$

PUMA
231 
WWUS53 KIND 171456
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
956 AM EST TUE JAN 17 2012

INC093-171506-
/O.EXP.KIND.SV.W.0010.000000T0000Z-120117T1500Z/
LAWRENCE-
956 AM EST TUE JAN 17 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN LAWRENCE COUNTY
WILL EXPIRE AT 1000 AM EST/900 AM CST/...

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

LAT...LON 3869 8657 3872 8649 3876 8638 3884 8634
      3885 8628 3876 8627 3874 8629 3873 8631
      3869 8630
TIME...MOT...LOC 1456Z 285DEG 31KT 3873 8624

$$

PUMA

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 17, 3:53 AM ESTSpecial Weather StatementINDCarroll, Tippecanoe52 min
Jan 17, 4:41 AM ESTSpecial Weather StatementINDHoward34 min
Jan 17, 5:55 AM ESTSpecial Weather StatementINDGreene, Owen, Sullivan65 min
Jan 17, 6:10 AM ESTSevere Thunderstorm WarningINDHendricks, Johnson, Marion, Morgan35 min
Jan 17, 6:13 AM ESTSevere Thunderstorm WarningINDBartholomew, Brown, Greene, Lawrence, Monroe, Owen and 1 more62 min
Jan 17, 6:20 AM ESTSevere Thunderstorm WarningINDHamilton, Hancock, Marion25 min
Jan 17, 6:29 AM ESTSevere Thunderstorm WarningINDHancock, Henry, Madison31 min
Jan 17, 6:37 AM ESTSevere Thunderstorm WarningINDDaviess, Greene, Knox, Sullivan68 min
Jan 17, 7:06 AM ESTTornado WarningINDDaviess, Knox24 min
Jan 17, 7:18 AM ESTSevere Thunderstorm WarningINDBartholomew, Brown, Decatur, Jackson, Jennings42 min
Jan 17, 7:21 AM ESTAreal Flood AdvisoryINDDecatur, Delaware, Hamilton, Hancock, Henry, Johnson and 6 more3 hr
Jan 17, 7:23 AM ESTAreal Flood AdvisoryINDBartholomew, Brown, Daviess, Decatur, Greene, Jackson and 5 more4 hr
Jan 17, 7:27 AM ESTTornado WarningINDDaviess, Greene, Lawrence, Martin48 min
Jan 17, 8:11 AM ESTTornado WarningINDJackson, Lawrence49 min
Jan 17, 8:39 AM ESTSevere Thunderstorm WarningINDJennings21 min
Jan 17, 8:42 AM ESTSevere Thunderstorm WarningINDDaviess, Knox48 min
Jan 17, 9:00 AM ESTSpecial Weather StatementINDJennings30 min
Jan 17, 9:11 AM ESTSevere Thunderstorm WarningINDMartin34 min
Jan 17, 10:05 AM ESTRiver Flood WarningINDJackson, Lawrence, Washington4 days
Jan 17, 10:05 AM ESTRiver Flood WarningINDParke, Vermillion, Vigo51 hr
Jan 17, 10:05 AM ESTRiver Flood WarningINDSullivan, Vigo19 days
Jan 17, 10:05 AM ESTRiver Flood WarningINDKnox, Sullivan23 days
Jan 17, 10:05 AM ESTRiver Flood WarningINDKnox, Sullivan23 days
Jan 17, 10:05 AM ESTRiver Flood WarningINDGibson, Knox, Posey21 days
Jan 17, 10:05 AM ESTRiver Flood WarningINDDaviess, Greene, Knox14 days
Jan 17, 10:05 AM ESTRiver Flood WarningINDDaviess, Greene, Knox4 days
Jan 17, 10:05 AM ESTRiver Flood WarningINDDaviess, Gibson, Knox, Pike16 days
Jan 17, 10:05 AM ESTRiver Flood WarningINDDaviess, Gibson, Knox, Pike19 days
Jan 17, 10:05 AM ESTRiver Flood WarningINDGibson, Knox20 days
Jan 17, 10:05 AM ESTRiver Flood WarningINDFountain, Parke, Tippecanoe, Vermillion, Warren16 days
Jan 17, 10:05 AM ESTRiver Flood WarningINDFountain, Parke, Vermillion, Warren16 days
Jan 17, 10:05 AM ESTRiver Flood WarningINDParke, Vermillion, Vigo18 days
Jan 17, 12:25 PM ESTAreal Flood AdvisoryINDBartholomew, Brown, Daviess, Decatur, Greene, Jackson and 7 more6 hr
Jan 17, 6:31 PM ESTAreal Flood AdvisoryINDBartholomew, Brown, Decatur, Jackson, Jennings, Rush and 1 more4 hr

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.