Alert archive / Indiana / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 7, NWS Indianapolis, IN

January 17, 2012Jennings County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jan 17, 2012, 8:39 AM EST for Jennings County, Indiana. It was in force for 21 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, 8:39 AM EST (13:39 UTC)
Expired: Jan 17, 2012, 9:00 AM EST
In force: 21 min
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

County Jennings County, IN

The radar

The Indianapolis radar (KIND), 92 km from the middle of the area, began a volume at 13:41 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 nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 1.7 hours before the alert went out and 161 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: 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.

738 
WUUS53 KIND 171339
SVRIND
INC079-171400-
/O.NEW.KIND.SV.W.0007.120117T1339Z-120117T1400Z/

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

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  JENNINGS COUNTY IN SOUTHEAST INDIANA...

* UNTIL 900 AM EST

* AT 836 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 NEAR SEYMOUR...AND MOVING EAST
  AT 50 MPH.

* LOCATIONS IMPACTED INCLUDE...
  NORTH VERNON...
  VERNON...
  HAYDEN...
  SCIPIO...
  COUNTRY SQUIRE LAKES...
  BUTLERVILLE...
  NEBRASKA...

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 3887 8580 3912 8580 3913 8565 3913 8557
      3914 8555 3914 8554 3917 8548 3919 8544
      3892 8545
TIME...MOT...LOC 1339Z 263DEG 44KT 3901 8581
WIND...HAIL 60MPH <.75IN

$$

PUMA

1 follow-up statement

030 
WWUS53 KIND 171355
SVSIND

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

INC079-171400-
/O.CON.KIND.SV.W.0007.000000T0000Z-120117T1400Z/
JENNINGS-
855 AM EST TUE JAN 17 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR JENNINGS
COUNTY UNTIL 900 AM EST...

AT 850 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 NEAR NORTH VERNON...OR 12 MILES EAST
OF SEYMOUR...MOVING EAST AT 40 MPH.

LOCATIONS IMPACTED INCLUDE...
  BUTLERVILLE AND NEBRASKA.

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 3904 8580 3913 8565 3913 8557 3919 8544
      3892 8545 3887 8580
TIME...MOT...LOC 1355Z 266DEG 37KT 3901 8561
WIND...HAIL 60MPH <.75IN

$$

PUMA

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 17, 3:53 AM EST	Special Weather Statement	IND	Carroll, Tippecanoe	52 min
Jan 17, 4:41 AM EST	Special Weather Statement	IND	Howard	34 min
Jan 17, 5:55 AM EST	Special Weather Statement	IND	Greene, Owen, Sullivan	65 min
Jan 17, 6:10 AM EST	Severe Thunderstorm Warning	IND	Hendricks, Johnson, Marion, Morgan	35 min
Jan 17, 6:13 AM EST	Severe Thunderstorm Warning	IND	Bartholomew, Brown, Greene, Lawrence, Monroe, Owen and 1 more	62 min
Jan 17, 6:20 AM EST	Severe Thunderstorm Warning	IND	Hamilton, Hancock, Marion	25 min
Jan 17, 6:29 AM EST	Severe Thunderstorm Warning	IND	Hancock, Henry, Madison	31 min
Jan 17, 6:37 AM EST	Severe Thunderstorm Warning	IND	Daviess, Greene, Knox, Sullivan	68 min
Jan 17, 7:06 AM EST	Tornado Warning	IND	Daviess, Knox	24 min
Jan 17, 7:18 AM EST	Severe Thunderstorm Warning	IND	Bartholomew, Brown, Decatur, Jackson, Jennings	42 min
Jan 17, 7:21 AM EST	Areal Flood Advisory	IND	Decatur, Delaware, Hamilton, Hancock, Henry, Johnson and 6 more	3 hr
Jan 17, 7:23 AM EST	Areal Flood Advisory	IND	Bartholomew, Brown, Daviess, Decatur, Greene, Jackson and 5 more	4 hr
Jan 17, 7:27 AM EST	Tornado Warning	IND	Daviess, Greene, Lawrence, Martin	48 min
Jan 17, 8:11 AM EST	Tornado Warning	IND	Jackson, Lawrence	49 min
Jan 17, 8:42 AM EST	Severe Thunderstorm Warning	IND	Daviess, Knox	48 min
Jan 17, 9:00 AM EST	Special Weather Statement	IND	Jennings	30 min
Jan 17, 9:11 AM EST	Severe Thunderstorm Warning	IND	Martin	34 min
Jan 17, 9:24 AM EST	Severe Thunderstorm Warning	IND	Lawrence	36 min
Jan 17, 10:05 AM EST	River Flood Warning	IND	Jackson, Lawrence, Washington	4 days
Jan 17, 10:05 AM EST	River Flood Warning	IND	Parke, Vermillion, Vigo	51 hr
Jan 17, 10:05 AM EST	River Flood Warning	IND	Sullivan, Vigo	19 days
Jan 17, 10:05 AM EST	River Flood Warning	IND	Knox, Sullivan	23 days
Jan 17, 10:05 AM EST	River Flood Warning	IND	Knox, Sullivan	23 days
Jan 17, 10:05 AM EST	River Flood Warning	IND	Gibson, Knox, Posey	21 days
Jan 17, 10:05 AM EST	River Flood Warning	IND	Daviess, Greene, Knox	14 days
Jan 17, 10:05 AM EST	River Flood Warning	IND	Daviess, Greene, Knox	4 days
Jan 17, 10:05 AM EST	River Flood Warning	IND	Daviess, Gibson, Knox, Pike	16 days
Jan 17, 10:05 AM EST	River Flood Warning	IND	Daviess, Gibson, Knox, Pike	19 days
Jan 17, 10:05 AM EST	River Flood Warning	IND	Gibson, Knox	20 days
Jan 17, 10:05 AM EST	River Flood Warning	IND	Fountain, Parke, Tippecanoe, Vermillion, Warren	16 days
Jan 17, 10:05 AM EST	River Flood Warning	IND	Fountain, Parke, Vermillion, Warren	16 days
Jan 17, 10:05 AM EST	River Flood Warning	IND	Parke, Vermillion, Vigo	18 days
Jan 17, 12:25 PM EST	Areal Flood Advisory	IND	Bartholomew, Brown, Daviess, Decatur, Greene, Jackson and 7 more	6 hr
Jan 17, 6:31 PM EST	Areal Flood Advisory	IND	Bartholomew, Brown, Decatur, Jackson, Jennings, Rush and 1 more	4 hr

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.