Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 17, NWS Duluth, MN

June 10, 2005Iron County, Wisconsin

NWS Duluth, MN issued this severe thunderstorm warning at Jun 10, 2005, 2:02 PM CDT for Iron County, Wisconsin. It was in force for 25 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: Jun 10, 2005, 2:02 PM CDT (19:02 UTC)
Expired: Jun 10, 2005, 2:27 PM CDT
In force: 25 min
Issued by: NWS Duluth, MN
Area: Counties, with a storm outline in the text

County Iron County, WI

The radar

The Duluth radar (KDLH), 160 km from the middle of the area, began a volume at 19:04 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 12:00Z, 7.0 hours before the alert went out and 265 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: 359 J/kg
Mixed-layer CIN: -96 J/kg
Mixed-layer LCL: 857 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 40 m²/s²
0-3 km storm-relative helicity: 48 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

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 Duluth, MN wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 10, 2:30 AM CDT, 11 hours 32 minutes earlier.

Area forecast discussion, Jun 10, 2:30 AM CDT, 11 hours 32 minutes before

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Hazardous weather outlook, Jun 10, 8:00 AM CDT, 6 hours 2 minutes before

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The office that day

Everything else NWS Duluth, MN issued on the same UTC day.

Issued	Product	Office	Lasted
Jun 10, 12:20 PM CDT	Special Marine Warning	DLH	55 min
Jun 10, 1:18 PM CDT	Special Marine Warning	DLH	57 min
Jun 10, 2:13 PM CDT	Special Marine Warning	DLH	62 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2005 Every severe thunderstorm warning in 2005

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.