Alert archive / Indiana / Special Weather Statements in 2012

Special Weather Statement, NWS Northern Indiana

June 30, 20125 counties in Indiana

NWS Northern Indiana issued this special weather statement at Jun 30, 2012, 2:42 AM EDT for 5 counties in Indiana. It was in force for 63 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: Jun 30, 2012, 2:42 AM EDT (06:42 UTC)
Expired: Jun 30, 2012, 3:45 AM EDT
In force: 63 min
Issued by: NWS Northern Indiana

Counties Fulton County, IN, Marshall County, IN, Pulaski County, IN, Starke County, IN, White County, IN

The radar

The Northern Indiana radar (KIWX), 105 km from the middle of the area, began a volume at 06:45 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

Lincoln, IL (KILX), launched 00:00Z, 6.7 hours before the alert went out and 174 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: 3008 J/kg
Mixed-layer CIN: -125 J/kg
Mixed-layer LCL: 1872 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 109 m²/s²
0-3 km storm-relative helicity: 215 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 8.0

Open this sounding in Storm Lab

The text

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

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Northern Indiana wrote its last area forecast discussion before this special weather statement went out at Jun 30, 1:09 AM EDT, 1 hour 33 minutes earlier.

Area forecast discussion, Jun 30, 1:09 AM EDT, 1 hour 33 minutes before

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Hazardous weather outlook, Jun 29, 5:45 PM EDT, 8 hours 57 minutes before

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In the hours before

Local storm report, Jun 29, 9:39 PM EDT, 5 hours 3 minutes before

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Local storm report, Jun 29, 10:31 PM EDT, 4 hours 11 minutes before

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Special weather statement, Jun 30, 12:17 AM EDT, 2 hours 25 minutes before

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Special weather statement, Jun 30, 1:05 AM EDT, 1 hour 37 minutes before

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Special weather statement, Jun 30, 2:36 AM EDT, 6 minutes before

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Special weather statement, Jun 30, 2:42 AM EDT, 0 minutes before

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The office that day

Everything else NWS Northern Indiana issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 29, 11:15 PM EDT	Special Marine Warning	IWX		90 min
Jun 30, 12:17 AM EDT	Special Weather Statement	IWX	Starke	28 min
Jun 30, 1:05 AM EDT	Special Marine Warning	IWX		55 min
Jun 30, 1:05 AM EDT	Special Weather Statement	IWX	LaPorte, Pulaski, Starke	55 min
Jun 30, 1:28 AM EDT	Severe Thunderstorm Warning	IWX	LaPorte, Marshall, Starke	32 min
Jun 30, 2:36 AM EDT	Special Weather Statement	IWX	Miami, Wabash	24 min
Jun 30, 3:35 AM EDT	Special Weather Statement	IWX	Cass, Miami, Wabash	40 min
Jun 30, 4:37 AM EDT	Special Weather Statement	IWX	White	38 min

Nearby

Special Weather Statements in Indiana, 2012 Every special weather statement 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.