Alert archive / Indiana / Areal Flood Warnings in 2016

Areal Flood Warning 7, NWS Northern Indiana

August 16, 2016Elkhart County, Marshall County, Saint Joseph County, Indiana

NWS Northern Indiana issued this areal flood warning at Aug 16, 2016, 4:15 PM EDT for Elkhart County, Marshall County, Saint Joseph County, Indiana. It was in force for 24 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Aug 16, 2016, 4:15 PM EDT (20:15 UTC)
Expired: Aug 17, 2016, 4:15 PM EDT
In force: 24 hr
Issued by: NWS Northern Indiana
Area: Storm-based polygon
Flood severity: None

Counties Elkhart County, IN, Marshall County, IN, Saint Joseph County, IN

The radar

The Northern Indiana radar (KIWX), 40 km from the middle of the area, began a volume at 20:16 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, 8.3 hours before the alert went out and 304 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: 257 J/kg
Mixed-layer CIN: -42 J/kg
Mixed-layer LCL: 702 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 125 m²/s²
0-3 km storm-relative helicity: 120 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.4

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this areal flood warning 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 areal flood warning went out at Aug 16, 3:34 PM EDT, 41 minutes earlier.

Area forecast discussion, Aug 16, 3:34 PM EDT, 41 minutes before

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Hazardous weather outlook, Aug 16, 8:52 AM EDT, 7 hours 23 minutes before

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In the hours before

Local storm report, Aug 16, 2:51 PM EDT, 1 hour 24 minutes before

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Local storm report, Aug 16, 3:27 PM EDT, 48 minutes before

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Local storm report, Aug 16, 3:57 PM EDT, 18 minutes before

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Local storm report, Aug 16, 3:58 PM EDT, 17 minutes before

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Local storm report, Aug 16, 4:00 PM EDT, 15 minutes before

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Local storm report, Aug 16, 4:05 PM EDT, 10 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
Aug 15, 8:07 PM EDT	Special Weather Statement	IWX	Grant	23 min
Aug 15, 8:23 PM EDT	Tornado Warning	IWX	Grant, Huntington, Miami, Wabash	37 min
Aug 15, 9:06 PM EDT	Tornado Warning	IWX	Allen, Huntington, Wabash, Whitley	24 min
Aug 15, 9:10 PM EDT	Flash Flood Warning	IWX	Elkhart, LaPorte, Marshall, Pulaski, Saint Joseph, Starke	3 hr
Aug 15, 9:33 PM EDT	Special Weather Statement	IWX	Whitley	27 min
Aug 15, 10:04 PM EDT	Special Weather Statement	IWX	Noble	26 min
Aug 15, 11:08 PM EDT	Areal Flood Warning	IWX	Elkhart	15 hr
Aug 15, 11:51 PM EDT	Flash Flood Warning	IWX	Elkhart, LaPorte, Marshall, Pulaski, Saint Joseph, Starke	4 hr
Aug 16, 12:44 AM EDT	Areal Flood Warning	IWX	LaPorte, Saint Joseph, Starke	9 hr
Aug 16, 4:00 AM EDT	River Flood Warning	IWX	Elkhart, Saint Joseph	36 hr
Aug 16, 4:00 AM EDT	River Flood Warning	IWX	Elkhart, Saint Joseph	63 hr
Aug 16, 4:10 AM EDT	River Flood Warning	IWX	LaPorte, Saint Joseph, Starke	17 days
Aug 16, 4:11 AM EDT	Areal Flood Warning	IWX	Elkhart, LaPorte, Marshall, Pulaski, Saint Joseph, Starke	12 hr

Nearby

Areal Flood Warnings in Indiana, 2016 Every areal flood warning in 2016

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.