Alert archive / Wisconsin / Special Weather Statements in 2020

Special Weather Statement, NWS Green Bay, WI

June 21, 2020Lincoln County, Wisconsin

NWS Green Bay, WI issued this special weather statement at Jun 21, 2020, 8:26 PM CDT for Lincoln County, Wisconsin. It was in force for 49 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jun 21, 2020, 8:26 PM CDT (01:26 UTC)
Expired: Jun 21, 2020, 9:15 PM CDT
In force: 49 min
Issued by: NWS Green Bay, WI

County Lincoln County, WI

The radar

The Green Bay radar (KGRB), 162 km from the middle of the area, began a volume at 01:27 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 00:00Z, 1.4 hours before the alert went out and 163 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: 34 J/kg
Mixed-layer CIN: -46 J/kg
Mixed-layer LCL: 1598 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 22 m²/s²
0-3 km storm-relative helicity: 40 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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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
Jun 21, 7:00 PM CDT	Special Weather Statement	GRB	Lincoln	45 min
Jun 21, 7:22 PM CDT	Special Weather Statement	GRB	Marathon	68 min
Jun 21, 8:03 PM CDT	Special Weather Statement	GRB	Marathon	57 min
Jun 21, 8:51 PM CDT	Special Weather Statement	GRB	Marathon	39 min
Jun 21, 9:20 PM CDT	Special Weather Statement	GRB	Wood	40 min
Jun 21, 9:25 PM CDT	Special Weather Statement	GRB	Langlade	50 min

Nearby

Special Weather Statements in Wisconsin, 2020 Every special weather statement in 2020

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.