Alert archive / Wisconsin / Areal Flood Advisories in 2017

Areal Flood Advisory 13, NWS Green Bay, WI

June 22, 2017Calumet County, Manitowoc County, Wisconsin

NWS Green Bay, WI issued this areal flood advisory at Jun 22, 2017, 9:14 PM CDT for Calumet County, Manitowoc County, Wisconsin. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued: Jun 22, 2017, 9:14 PM CDT (02:14 UTC)
Expired: Jun 22, 2017, 11:15 PM CDT
In force: 2 hr
Issued by: NWS Green Bay, WI
Area: Storm-based polygon

Counties Calumet County, WI, Manitowoc County, WI

The radar

The Green Bay radar (KGRB), 47 km from the middle of the area, began a volume at 02:15 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

Davenport, (KDVN), launched 00:00Z, 2.2 hours before the alert went out and 344 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: 1245 J/kg
Mixed-layer CIN: -34 J/kg
Mixed-layer LCL: 1090 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 39 m²/s²
0-3 km storm-relative helicity: 83 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.7

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this areal flood 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 areal flood advisory went out at Jun 22, 7:11 PM CDT, 2 hours 3 minutes earlier.

Area forecast discussion, Jun 22, 7:11 PM CDT, 2 hours 3 minutes before

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Hazardous weather outlook, Jun 22, 2:30 PM CDT, 6 hours 44 minutes before

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        The site you requested is temporarily down for maintenance or an unexpected outage.
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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 22, 8:05 PM CDT	Areal Flood Advisory	GRB	Calumet, Outagamie, Waushara, Winnebago	115 min
Jun 22, 9:21 PM CDT	Special Weather Statement	GRB	Manitowoc	24 min
Jun 23, 4:05 AM CDT	Small Craft Advisory	GRB		16 hr

Nearby

Areal Flood Advisories in Wisconsin, 2017 Every areal flood 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.