Alert archive / Indiana / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 20, NWS Indianapolis, IN

March 2, 2012Howard County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Mar 2, 2012, 1:01 PM EST for Howard County, Indiana. It was in force for 29 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: Mar 2, 2012, 1:01 PM EST (18:01 UTC)
Expired: Mar 2, 2012, 1:30 PM EST
In force: 29 min
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Howard County, IN

The radar

The Northern Indiana radar (KIWX), 94 km from the middle of the area, began a volume at 18:03 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.

Issued	Product	Office	Lasted
Mar 2, 10:54 AM EST	Tornado Watch PDS	SPC	6 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 6.0 hours before the alert went out and 220 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: 1876 m above ground
0-6 km bulk shear: 78 kt
0-1 km storm-relative helicity: 217 m²/s²
0-3 km storm-relative helicity: 254 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.

208 
WUUS53 KIND 021801
SVRIND
INC067-021830-
/O.NEW.KIND.SV.W.0020.120302T1801Z-120302T1830Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
101 PM EST FRI MAR 2 2012

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN HOWARD COUNTY IN CENTRAL INDIANA...

* UNTIL 130 PM EST

* AT 1259 PM EST...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 6 MILES
  EAST OF KOKOMO...AND MOVING NORTHEAST AT 55 MPH.

* LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF NORTHEASTERN HOWARD COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH NOT IMMEDIATELY
LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF
SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.

&&

LAT...LON 4054 8586 4053 8586 4047 8586 4044 8603
      4056 8612 4057 8609 4057 8597 4057 8596
      4057 8586
TIME...MOT...LOC 1801Z 246DEG 49KT 4051 8599
WIND...HAIL 60MPH 1.00IN

$$

HOMANN/SMF

2 follow-up statements

014 
WWUS53 KIND 021812
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
112 PM EST FRI MAR 2 2012

INC067-021830-
/O.CON.KIND.SV.W.0020.000000T0000Z-120302T1830Z/
HOWARD-
112 PM EST FRI MAR 2 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHEASTERN
HOWARD COUNTY UNTIL 130 PM EST...

AT 108 PM EST...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
SWAYZEE...OR 10 MILES SOUTHWEST OF MARION...MOVING NORTHEAST AT 55
MPH.

LOCATIONS IMPACTED INCLUDE...
  RURAL PORTIONS OF NORTHEAST HOWARD COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH NOT IMMEDIATELY
LIKELY...IF A TORNADO IS SPOTTED ACT QUICKLY AND MOVE TO A PLACE OF
SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.

&&

LAT...LON 4048 8586 4049 8599 4056 8612 4057 8609
      4057 8586
TIME...MOT...LOC 1811Z 246DEG 49KT 4050 8579
WIND...HAIL 60MPH 1.00IN

$$

RYAN

123 
WWUS53 KIND 021823
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
123 PM EST FRI MAR 2 2012

INC067-021832-
/O.EXP.KIND.SV.W.0020.000000T0000Z-120302T1830Z/
HOWARD-
123 PM EST FRI MAR 2 2012

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN HOWARD COUNTY
WILL EXPIRE AT 130 PM EST/1230 PM CST/...

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

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A TORNADO 
WATCH REMAINS IN EFFECT UNTIL 7 PM.

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

LAT...LON 4048 8586 4049 8599 4056 8612 4057 8609
      4057 8586
TIME...MOT...LOC 1822Z 246DEG 49KT 4049 8557

$$

RYAN

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 2, 3:30 AM EST	Wind Advisory	IND	Bartholomew, Boone, Brown, Carroll, Clay, Clinton and 33 more	22 hr
Mar 2, 5:58 AM EST	Special Weather Statement	IND	Monroe	47 min
Mar 2, 6:43 AM EST	Special Weather Statement	IND	Johnson, Shelby	47 min
Mar 2, 7:04 AM EST	Special Weather Statement	IND	Hancock	41 min
Mar 2, 7:30 AM EST	Special Weather Statement	IND	Rush	45 min
Mar 2, 7:39 AM EST	Special Weather Statement	IND	Delaware	51 min
Mar 2, 8:06 AM EST	Special Weather Statement	IND	Randolph	39 min
Mar 2, 8:32 AM EST	Special Weather Statement	IND	Henry, Randolph	58 min
Mar 2, 9:31 AM EST	Severe Thunderstorm Warning	IND	Clay, Parke, Vermillion, Vigo	44 min
Mar 2, 9:58 AM EST	Severe Thunderstorm Warning	IND	Clay, Fountain, Montgomery, Parke, Putnam	47 min
Mar 2, 10:25 AM EST	Severe Thunderstorm Warning	IND	Boone, Hendricks, Montgomery, Morgan, Putnam	50 min
Mar 2, 10:29 AM EST	Severe Thunderstorm Warning	IND	Bartholomew, Brown, Jackson, Lawrence	31 min
Mar 2, 10:46 AM EST	Severe Thunderstorm Warning	IND	Boone, Hamilton, Hancock, Hendricks, Johnson, Madison and 3 more	44 min
Mar 2, 11:01 AM EST	Severe Thunderstorm Warning	IND	Boone, Hamilton, Hancock, Hendricks, Johnson, Madison and 5 more	44 min
Mar 2, 1:32 PM EST	Severe Thunderstorm Warning	IND	Boone, Fountain, Hendricks, Montgomery, Parke, Putnam	43 min
Mar 2, 1:34 PM EST	Severe Thunderstorm Warning	IND	Clay, Parke, Putnam, Vigo	41 min
Mar 2, 1:51 PM EST	Severe Thunderstorm Warning	IND	Clay, Hendricks, Montgomery, Parke, Putnam	24 min
Mar 2, 2:09 PM EST	Severe Thunderstorm Warning	IND	Hendricks, Montgomery, Morgan, Owen, Parke, Putnam	36 min
Mar 2, 2:11 PM EST	Tornado Warning	IND	Boone, Hamilton	34 min
Mar 2, 2:22 PM EST	Severe Thunderstorm Warning	IND	Jackson, Lawrence, Martin, Monroe	23 min
Mar 2, 2:34 PM EST	Severe Thunderstorm Warning	IND	Boone, Hamilton, Hancock, Hendricks, Johnson, Madison and 2 more	41 min
Mar 2, 2:56 PM EST	Severe Thunderstorm Warning	IND	Delaware, Hamilton, Madison, Tipton	34 min
Mar 2, 3:12 PM EST	Severe Thunderstorm Warning	IND	Hancock, Henry, Randolph, Rush, Shelby	33 min
Mar 2, 3:39 PM EST	Severe Thunderstorm Warning	IND	Decatur, Jennings	21 min
Mar 2, 3:44 PM EST	Tornado Warning	IND	Jennings	16 min
Mar 2, 3:47 PM EST	Severe Thunderstorm Warning	IND	Rush	13 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.