Alert archive / Michigan / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 75, NWS Marquette, MI

July 29, 2006Gogebic County, Michigan

NWS Marquette, MI issued this severe thunderstorm warning at Jul 29, 2006, 4:21 AM CDT for Gogebic County, Michigan. It was in force for 54 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 29, 2006, 4:21 AM CDT (09:21 UTC)
Expired: Jul 29, 2006, 5:15 AM CDT
In force: 54 min
Issued by: NWS Marquette, MI
Area: Counties, with a storm outline in the text

County Gogebic County, MI

The radar

The Marquette radar (KMQT), 172 km from the middle of the area, began a volume at 09:20 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

Green Bay/Straub, WI (KGRB), launched 00:00Z, 9.4 hours before the alert went out and 260 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: 2310 J/kg
Mixed-layer CIN: -17 J/kg
Mixed-layer LCL: 1504 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 82 m²/s²
0-3 km storm-relative helicity: 124 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 6.9

Open this sounding in Storm Lab

What forecasters said that day

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

NWS Marquette, MI wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 29, 2:38 AM CDT, 1 hour 43 minutes earlier.

Area forecast discussion, Jul 29, 2:38 AM CDT, 1 hour 43 minutes before

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Hazardous weather outlook, Jul 29, 3:46 AM CDT, 35 minutes before

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In the hours before

Local storm report, Jul 28, 10:28 PM CDT, 5 hours 53 minutes before

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Local storm report, Jul 28, 11:03 PM CDT, 5 hours 18 minutes before

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Local storm report, Jul 28, 11:41 PM CDT, 4 hours 40 minutes before

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Local storm report, Jul 29, 12:14 AM CDT, 4 hours 7 minutes before

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Special weather statement, Jul 29, 2:17 AM CDT, 2 hours 4 minutes before

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The office that day

Everything else NWS Marquette, MI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 28, 7:05 PM CDT	Special Marine Warning	MQT		55 min
Jul 28, 7:13 PM CDT	Special Marine Warning	MQT		62 min
Jul 28, 7:19 PM CDT	Severe Thunderstorm Warning	MQT	Iron	56 min
Jul 28, 7:36 PM CDT	Severe Thunderstorm Warning	MQT	Ontonagon	54 min
Jul 28, 7:41 PM CDT	Severe Thunderstorm Warning	MQT	Alger, Delta, Schoolcraft	49 min
Jul 28, 7:58 PM CDT	Severe Thunderstorm Warning	MQT	Gogebic	62 min
Jul 28, 8:01 PM CDT	Severe Thunderstorm Warning	MQT	Baraga	29 min
Jul 28, 8:06 PM CDT	Special Marine Warning	MQT		54 min
Jul 28, 8:10 PM CDT	Severe Thunderstorm Warning	MQT	Delta, Dickinson, Marquette	50 min
Jul 28, 8:25 PM CDT	Severe Thunderstorm Warning	MQT	Houghton, Ontonagon	35 min
Jul 28, 8:42 PM CDT	Special Marine Warning	MQT		18 min
Jul 28, 8:53 PM CDT	Severe Thunderstorm Warning	MQT	Baraga	67 min
Jul 28, 9:19 PM CDT	Special Marine Warning	MQT		26 min
Jul 28, 9:21 PM CDT	Severe Thunderstorm Warning	MQT	Ontonagon	54 min
Jul 28, 9:25 PM CDT	Severe Thunderstorm Warning	MQT	Luce	35 min
Jul 28, 9:39 PM CDT	Special Marine Warning	MQT		51 min
Jul 28, 9:56 PM CDT	Severe Thunderstorm Warning	MQT	Schoolcraft	64 min
Jul 28, 10:31 PM CDT	Special Marine Warning	MQT		44 min
Jul 29, 2:27 AM CDT	Severe Thunderstorm Warning	MQT	Gogebic	63 min
Jul 29, 3:33 AM CDT	Special Marine Warning	MQT		117 min
Jul 29, 5:14 AM CDT	Severe Thunderstorm Warning	MQT	Gogebic	46 min
Jul 29, 7:45 AM CDT	Special Marine Warning	MQT		60 min

Nearby

Severe Thunderstorm Warnings in Michigan, 2006 Every severe thunderstorm warning in 2006

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.