Alert archive / Wisconsin / Winter Weather Advisories in 2017
Winter Weather Advisory 13, NWS Milwaukee, WI
NWS Milwaukee, WI issued this winter weather advisory at Dec 12, 2017, 1:41 PM CST for 11 counties in Wisconsin. It took effect at Dec 13, 2017, 4:00 AM CST. It was in force for 17 hr.
The area
The counties it named.
The facts
- Issued
- Dec 12, 2017, 1:41 PM CST (19:41 UTC)
- In effect from
- Dec 13, 2017, 4:00 AM CST
- Expired
- Dec 13, 2017, 9:00 PM CST
- In force
- 17 hr
- Issued by
- NWS Milwaukee, WI
Counties Columbia County, WI, Dodge County, WI, Fond du Lac County, WI, Green Lake County, WI, Jefferson County, WI, Marquette County, WI, Milwaukee County, WI, Ozaukee County, WI, Sheboygan County, WI, Washington County, WI, Waukesha County, WI
The radar
The Milwaukee radar (KMKX), 53 km from the middle of the area, began a volume at 19:47 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, 7.7 hours before the alert went out and 121 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1053 m above ground
- 0-6 km bulk shear
- 67 kt
- 0-1 km storm-relative helicity
- 123 m²/s²
- 0-3 km storm-relative helicity
- 178 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this winter weather 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 winter weather advisory went out at Dec 12, 10:51 AM CST, 2 hours 50 minutes earlier.
Area forecast discussion, Dec 12, 10:51 AM CST, 2 hours 50 minutes before
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</html>Hazardous weather outlook, Dec 12, 10:44 AM CST, 2 hours 57 minutes before
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<link rel="stylesheet" href="index.css">
</head>
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<main class="wrap">
<section class="card" role="status" aria-live="polite">
<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.
</p>
<p id="message2">
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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</html>The office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 12, 9:43 AM CST | Small Craft Advisory | MKX | 11 hr |
Nearby
Winter Weather Advisories in Wisconsin, 2017Every winter weather advisory in 2017
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.