Alert archive / Wisconsin / Winter Storm Warnings in 2019

Winter Storm Warning 11, NWS Green Bay, WI

November 25, 20199 counties in Wisconsin

NWS Green Bay, WI issued this winter storm warning at Nov 25, 2019, 2:17 PM CST for 9 counties in Wisconsin. It took effect at Nov 26, 2019, 9:00 PM CST. It was in force for 21 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: Nov 25, 2019, 2:17 PM CST (20:17 UTC)
In effect from: Nov 26, 2019, 9:00 PM CST
Expired: Nov 27, 2019, 6:00 PM CST
In force: 21 hr
Issued by: NWS Green Bay, WI

Counties Florence County, WI, Forest County, WI, Langlade County, WI, Lincoln County, WI, Marathon County, WI, Marinette County, WI, Oneida County, WI, Vilas County, WI, Wood County, WI

The radar

The Green Bay radar (KGRB), 132 km from the middle of the area, began a volume at 20:20 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

Minneapolis, MN (KMPX), launched 12:00Z, 8.3 hours before the alert went out and 350 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: 1170 m above ground
0-6 km bulk shear: 61 kt
0-1 km storm-relative helicity: -88 m²/s²
0-3 km storm-relative helicity: 67 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 storm warning 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 storm warning went out at Nov 25, 12:12 PM CST, 2 hours 5 minutes earlier.

Area forecast discussion, Nov 25, 12:12 PM CST, 2 hours 5 minutes before

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Hazardous weather outlook, Nov 25, 3:53 AM CST, 10 hours 24 minutes before

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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
Nov 25, 3:34 AM CST	Gale Watch	GRB		25 hr
Nov 25, 2:17 PM CST	Winter Weather Advisory	GRB	Marinette, Menominee, Oconto, Portage, Shawano, Waupaca and 1 more	52 hr

Nearby

Winter Storm Warnings in Wisconsin, 2019 Every winter storm warning in 2019

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.