Alert archive / Wisconsin / Lakeshore Flood Warnings in 2011

Lakeshore Flood Warning 1, NWS Milwaukee, WI

February 1, 2011Kenosha County, Milwaukee County, Racine County, Wisconsin

NWS Milwaukee, WI issued this lakeshore flood warning at Feb 1, 2011, 9:23 AM CST for Kenosha County, Milwaukee County, Racine County, Wisconsin. It took effect at Feb 1, 2011, 6:00 PM CST. It was in force for 15 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: Feb 1, 2011, 9:23 AM CST (15:23 UTC)
In effect from: Feb 1, 2011, 6:00 PM CST
Expired: Feb 2, 2011, 9:22 AM CST
In force: 15 hr
Issued by: NWS Milwaukee, WI

Counties Kenosha County, WI, Milwaukee County, WI, Racine County, WI

The radar

The Milwaukee radar (KMKX), 60 km from the middle of the area, began a volume at 15:28 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

Davenport, (KDVN), launched 12:00Z, 3.4 hours before the alert went out and 253 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 667 m above ground
0-6 km bulk shear: 65 kt
0-1 km storm-relative helicity: 28 m²/s²
0-3 km storm-relative helicity: 293 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

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

NWS Milwaukee, WI wrote its last area forecast discussion before this lakeshore flood warning went out at Jan 31, 4:00 PM CST, 17 hours 23 minutes earlier.

Area forecast discussion, Jan 31, 4:00 PM CST, 17 hours 23 minutes before

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Hazardous weather outlook, Jan 31, 4:22 PM CST, 17 hours 1 minute before

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The office that day

Everything else NWS Milwaukee, WI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 1, 4:38 AM CST	Storm Warning	MKX		28 hr
Feb 1, 5:09 AM CST	Winter Storm Warning	MKX	Columbia, Green Lake, Marquette, Sauk	28 hr
Feb 1, 9:23 AM CST	Lakeshore Flood Advisory	MKX	Ozaukee, Sheboygan	22 hr

Nearby

Lakeshore Flood Warnings in Wisconsin, 2011 Every lakeshore flood warning in 2011

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.