Alert archive / Wisconsin / Wind Chill Advisories in 2013

Wind Chill Advisory 6, NWS Milwaukee, WI

December 30, 20134 counties in Wisconsin

NWS Milwaukee, WI issued this wind chill advisory at Dec 30, 2013, 3:09 PM CST for 4 counties in Wisconsin. It took effect at Dec 31, 2013, 1:00 AM CST. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued: Dec 30, 2013, 3:09 PM CST (21:09 UTC)
In effect from: Dec 31, 2013, 1:00 AM CST
Expired: Dec 31, 2013, 3:53 AM CST
In force: 3 hr
Issued by: NWS Milwaukee, WI

Counties Fond du Lac County, WI, Green Lake County, WI, Marquette County, WI, Sheboygan County, WI

The radar

The Milwaukee radar (KMKX), 91 km from the middle of the area, began a volume at 21:11 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, 9.2 hours before the alert went out and 90 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: 1103 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 10 m²/s²
0-3 km storm-relative helicity: 55 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 wind chill advisory 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 wind chill advisory went out at Dec 29, 3:19 PM CST, 23 hours 50 minutes earlier.

Area forecast discussion, Dec 29, 3:19 PM CST, 23 hours 50 minutes 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
Dec 30, 3:09 PM CST	Winter Weather Advisory	MKX	Columbia, Dane, Green, Iowa, Jefferson, Kenosha and 7 more	69 hr

Nearby

Wind Chill Advisories in Wisconsin, 2013 Every wind chill advisory in 2013

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.