Alert archive / Minnesota / Mesoscale Discussions in 2016

Mesoscale Discussion 990

June 19, 201626 counties in Minnesota; 6 counties in Wisconsin

The Storm Prediction Center issued this mesoscale discussion at Jun 19, 2016, 10:34 PM CDT for 26 counties in Minnesota; 6 counties in Wisconsin. It was in force for 116 min.

The area

The outline as issued.

The facts

Issued: Jun 19, 2016, 10:34 PM CDT (03:34 UTC)
Expired: Jun 20, 2016, 12:30 AM CDT
In force: 116 min
Issued by: the Storm Prediction Center

All 32 counties

Anoka County, MN, Benton County, MN, Brown County, MN, Carver County, MN, Chippewa County, MN, Chisago County, MN, Hennepin County, MN, Isanti County, MN, Kanabec County, MN, Kandiyohi County, MN, Lincoln County, MN, Lyon County, MN, McLeod County, MN, Meeker County, MN, Mille Lacs County, MN, Murray County, MN, Pine County, MN, Pipestone County, MN, Ramsey County, MN, Redwood County, MN, Renville County, MN, Sherburne County, MN, Sibley County, MN, Washington County, MN, Wright County, MN, Yellow Medicine County, MN, Ashland County, WI, Bayfield County, WI, Burnett County, WI, Douglas County, WI, Polk County, WI, Washburn County, WI

The radar

The Minneapolis radar (KMPX), 72 km from the middle of the area, began a volume at 03:37 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 00:00Z, 3.6 hours before the alert went out and 71 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: 616 J/kg
Mixed-layer CIN: -295 J/kg
Mixed-layer LCL: 1984 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 216 m²/s²
0-3 km storm-relative helicity: 396 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 19, 7:37 PM CDT	Mesoscale Discussion	SPC	Aitkin, Anoka, Benton, Carlton, Carver, Chippewa and 20 more	113 min

Nearby

Mesoscale Discussions in Minnesota, 2016 Mesoscale Discussions in Wisconsin, 2016 Every mesoscale discussion in 2016

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.