Alert archive / Wisconsin / Snow Advisories in 2008

Snow Advisory 1, NWS Milwaukee, WI

January 10, 200814 counties in Wisconsin

NWS Milwaukee, WI issued this snow advisory at Jan 10, 2008, 2:09 PM CST for 14 counties in Wisconsin. It took effect at Jan 10, 2008, 6:00 PM CST. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued: Jan 10, 2008, 2:09 PM CST (20:09 UTC)
In effect from: Jan 10, 2008, 6:00 PM CST
Expired: Jan 11, 2008, 3:12 AM CST
In force: 9 hr
Issued by: NWS Milwaukee, WI

Counties Columbia County, WI, Dane County, WI, Dodge County, WI, Fond du Lac County, WI, Green County, WI, Green Lake County, WI, Jefferson County, WI, Milwaukee County, WI, Ozaukee County, WI, Rock County, WI, Sheboygan County, WI, Walworth County, WI, Washington County, WI, Waukesha County, WI

The radar

The Milwaukee radar (KMKX), 30 km from the middle of the area, began a volume at 20:09 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

Lincoln, IL (KILX), launched 12:00Z, 8.2 hours before the alert went out and 342 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: 856 m above ground
0-6 km bulk shear: 59 kt
0-1 km storm-relative helicity: 145 m²/s²
0-3 km storm-relative helicity: 257 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 snow 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 snow advisory went out at Jan 10, 4:12 AM CST, 9 hours 57 minutes earlier.

Area forecast discussion, Jan 10, 4:12 AM CST, 9 hours 57 minutes before

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Hazardous weather outlook, Jan 10, 11:50 AM CST, 2 hours 19 minutes before

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      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
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        Please try again in a few minutes.
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 10, 12:55 AM CST	River Flood Warning	MKX	Green, Rock	43 hr

Nearby

Snow Advisories in Wisconsin, 2008 Every snow advisory in 2008

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.