Alert archive / Indiana / Special Weather Statements in 2012

Special Weather Statement, NWS Northern Indiana

January 23, 20128 counties in Indiana; Cass County, Michigan

NWS Northern Indiana issued this special weather statement at Jan 23, 2012, 1:59 AM EST for 8 counties in Indiana; Cass County, Michigan. It was in force for 31 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 23, 2012, 1:59 AM EST (06:59 UTC)
Expired: Jan 23, 2012, 2:30 AM EST
In force: 31 min
Issued by: NWS Northern Indiana

Counties Elkhart County, IN, Grant County, IN, Huntington County, IN, Kosciusko County, IN, Miami County, IN, Saint Joseph County, IN, Wabash County, IN, Whitley County, IN, Cass County, MI

The radar

The Northern Indiana radar (KIWX), 26 km from the middle of the area, began a volume at 07:00 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, 7.0 hours before the alert went out and 256 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: 3 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 378 m above ground
0-6 km bulk shear: 54 kt
0-1 km storm-relative helicity: 494 m²/s²
0-3 km storm-relative helicity: 471 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.

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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 Jan 23, 12:41 AM EST, 1 hour 18 minutes earlier.

Area forecast discussion, Jan 23, 12:41 AM EST, 1 hour 18 minutes before

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Hazardous weather outlook, Jan 22, 4:58 AM EST, 21 hours 1 minute before

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In the hours before

Special weather statement, Jan 23, 12:26 AM EST, 1 hour 33 minutes before

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Special weather statement, Jan 23, 1:31 AM EST, 28 minutes before

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Special weather statement, Jan 23, 1:59 AM EST, 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
Jan 23, 1:31 AM EST	Special Weather Statement	IWX	Fulton	29 min
Jan 23, 2:05 AM EST	Special Weather Statement	IWX	Adams, Allen, Blackford, Jay, Wells	25 min
Jan 23, 2:31 AM EST	Special Weather Statement	IWX	Allen, DeKalb, LaGrange, Noble, Steuben	29 min
Jan 23, 3:03 AM EST	Special Weather Statement	IWX	Steuben	27 min
Jan 23, 10:56 AM EST	River Flood Watch	IWX	Starke	12 hr
Jan 23, 3:38 AM EST	Special Weather Statement	IWX	Fulton, Henry	37 min
Jan 23, 12:26 AM EST	Special Weather Statement	IWX	Van Buren	9 min

Nearby

Special Weather Statements in Indiana, 2012 Special Weather Statements in Michigan, 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.