Alert archive / Indiana / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 201, NWS Indianapolis, IN

August 5, 2012Henry County, Rush County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Aug 5, 2012, 6:32 AM EDT for Henry County, Rush County, Indiana. It was in force for 28 min. 1 report 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 5, 2012, 6:32 AM EDT (10:32 UTC)
Expired: Aug 5, 2012, 7:00 AM EDT
In force: 28 min
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Henry County, IN, Rush County, IN

The radar

The Indianapolis radar (KIND), 89 km from the middle of the area, began a volume at 10:32 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

Time	Report	Where	Remark
Aug 5, 6:35 AM EDT	TSTM WND DMG	4 Ssw New Castle, IN	TREES DOWNED NEAR SPICELAND RD AND CR400S.

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.

Issued	Product	Office	Lasted
Aug 5, 5:29 AM EDT	Severe Thunderstorm Watch	SPC	3 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 10.5 hours before the alert went out and 135 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: 3062 J/kg
Mixed-layer CIN: -5 J/kg
Mixed-layer LCL: 842 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: 124 m²/s²
0-3 km storm-relative helicity: 135 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.

902 
WUUS53 KIND 051032
SVRIND
INC065-139-051100-
/O.NEW.KIND.SV.W.0201.120805T1032Z-120805T1100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
632 AM EDT SUN AUG 5 2012

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN HENRY COUNTY IN EAST CENTRAL INDIANA...
  NORTHEASTERN RUSH COUNTY IN CENTRAL INDIANA...

* UNTIL 700 AM EDT

* AT 628 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
  OF 60 MPH.  THIS STORM WAS LOCATED 6 MILES SOUTH OF NEW CASTLE...OR
  12 MILES WEST OF CAMBRIDGE CITY...AND MOVING EAST AT 45 MPH.

* LOCATIONS IMPACTED INCLUDE...
  STRAUGHN...
  MOORELAND...

THIS INCLUDES INTERSTATE 70 BETWEEN MILE MARKERS 120 AND 133.

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 3987 8521 3979 8521 3979 8522 3978 8529
      3976 8530 3975 8543 3991 8549 4003 8521
      4000 8522 4000 8519 3988 8520
TIME...MOT...LOC 1032Z 260DEG 41KT 3984 8534
WIND...HAIL 60MPH <.75IN

$$

50

2 follow-up statements

864 
WWUS53 KIND 051047
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
647 AM EDT SUN AUG 5 2012

INC065-139-051100-
/O.CON.KIND.SV.W.0201.000000T0000Z-120805T1100Z/
HENRY-RUSH-
647 AM EDT SUN AUG 5 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
HENRY AND NORTHEASTERN RUSH COUNTIES UNTIL 700 AM EDT...

AT 642 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF
60 MPH.  THIS STORM WAS LOCATED NEAR DUBLIN...OR 6 MILES NORTHWEST OF
CAMBRIDGE CITY...MOVING EAST AT 45 MPH.

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 3988 8520 3987 8521 3979 8521 3978 8530
      3976 8530 3975 8543 3992 8542 4003 8521
      4000 8522 4000 8519 3998 8519
TIME...MOT...LOC 1047Z 259DEG 39KT 3987 8520
WIND...HAIL 60MPH <.75IN

$$

50

276 
WWUS53 KIND 051056
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
656 AM EDT SUN AUG 5 2012

INC065-139-051106-
/O.EXP.KIND.SV.W.0201.000000T0000Z-120805T1100Z/
HENRY-RUSH-
656 AM EDT SUN AUG 5 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN HENRY AND 
NORTHEASTERN RUSH COUNTIES WILL EXPIRE AT 700 AM EDT...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.  HOWEVER GUSTY WINDS ARE STILL POSSIBLE WITH THIS THUNDERSTORM.

LAT...LON 3988 8520 3987 8521 3979 8521 3978 8530
      3976 8530 3975 8543 3992 8542 4003 8521
      4000 8522 4000 8519 3998 8519
TIME...MOT...LOC 1056Z 259DEG 39KT 3984 8506

$$

50

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 4, 8:13 PM EDT	Areal Flood Advisory	IND	Howard, Madison, Tipton	77 min
Aug 4, 8:36 PM EDT	Severe Thunderstorm Warning	IND	Delaware, Randolph	39 min
Aug 4, 9:21 PM EDT	Areal Flood Advisory	IND	Randolph	99 min
Aug 5, 3:47 AM EDT	Special Weather Statement	IND	Tippecanoe, Warren	58 min
Aug 5, 4:47 AM EDT	Special Weather Statement	IND	Boone, Carroll, Clinton, Howard, Montgomery, Tipton	43 min
Aug 5, 5:14 AM EDT	Special Weather Statement	IND	Boone, Clinton, Hamilton, Hendricks, Marion	61 min
Aug 5, 5:23 AM EDT	Severe Thunderstorm Warning	IND	Boone, Hamilton, Hendricks, Madison, Marion	52 min
Aug 5, 5:53 AM EDT	Special Weather Statement	IND	Johnson, Shelby	52 min
Aug 5, 5:56 AM EDT	Special Weather Statement	IND	Hancock	34 min
Aug 5, 6:23 AM EDT	Special Weather Statement	IND	Henry, Rush, Shelby	52 min
Aug 5, 7:17 AM EDT	Special Weather Statement	IND	Decatur, Jackson, Jennings	43 min

Nearby

Severe Thunderstorm Warnings in Indiana, 2012 Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.