Alert archive / Wisconsin / Winter Weather Advisories in 2021

Winter Weather Advisory 16, NWS Green Bay, WI

December 5, 2021Outagamie County, Waupaca County, Wisconsin

NWS Green Bay, WI issued this winter weather advisory at Dec 5, 2021, 12:44 PM CST for Outagamie County, Waupaca County, Wisconsin. It took effect at Dec 5, 2021, 12:58 PM CST. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued: Dec 5, 2021, 12:44 PM CST (18:44 UTC)
In effect from: Dec 5, 2021, 12:58 PM CST
Expired: Dec 5, 2021, 9:00 PM CST
In force: 8 hr
Issued by: NWS Green Bay, WI

Counties Outagamie County, WI, Waupaca County, WI

The radar

The Green Bay radar (KGRB), 48 km from the middle of the area, began a volume at 18:44 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, 6.7 hours before the alert went out and 49 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: 534 m above ground
0-6 km bulk shear: 74 kt
0-1 km storm-relative helicity: 96 m²/s²
0-3 km storm-relative helicity: 558 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 winter weather advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Green Bay, WI wrote its last area forecast discussion before this winter weather advisory went out at Dec 5, 11:21 AM CST, 1 hour 23 minutes earlier.

Area forecast discussion, Dec 5, 11:21 AM CST, 1 hour 23 minutes before

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Hazardous weather outlook, Dec 5, 4:15 AM CST, 8 hours 29 minutes before

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In the hours before

Local storm report, Dec 5, 10:25 AM CST, 2 hours 19 minutes before

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Local storm report, Dec 5, 11:25 AM CST, 1 hour 19 minutes before

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Local storm report, Dec 5, 11:27 AM CST, 1 hour 17 minutes before

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Local storm report, Dec 5, 11:42 AM CST, 1 hour 2 minutes before

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Local storm report, Dec 5, 11:56 AM CST, 48 minutes before

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Local storm report, Dec 5, 12:36 PM CST, 8 minutes before

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      <p class="small" id="detail">
        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 Green Bay, WI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Dec 5, 4:05 AM CST	Gale Warning	GRB		38 hr
Dec 5, 12:44 PM CST	Winter Weather Advisory	GRB	Outagamie, Waupaca	14 min
Dec 5, 2:03 PM CST	Wind Advisory	GRB	Brown, Calumet, Door, Kewaunee, Manitowoc, Marathon and 10 more	26 hr

Nearby

Winter Weather Advisories in Wisconsin, 2021 Every winter weather advisory in 2021

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.