Alert archive / Minnesota / Mesoscale Discussions in 2019

Mesoscale Discussion 976

June 4, 201939 counties in Minnesota; Burnett County, Douglas County, Polk County, Wisconsin

The Storm Prediction Center issued this mesoscale discussion at Jun 4, 2019, 2:47 PM CDT for 39 counties in Minnesota; Burnett County, Douglas County, Polk County, Wisconsin. It was in force for 118 min.

The area

The outline as issued.

The facts

Issued
Jun 4, 2019, 2:47 PM CDT (19:47 UTC)
Expired
Jun 4, 2019, 4:45 PM CDT
In force
118 min
Issued by
the Storm Prediction Center
All 42 counties

Aitkin County, MN, Anoka County, MN, Benton County, MN, Blue Earth County, MN, Brown County, MN, Carlton County, MN, Carver County, MN, Cass County, MN, Chippewa County, MN, Chisago County, MN, Cottonwood County, MN, Crow Wing County, MN, Dakota County, MN, Hennepin County, MN, Isanti County, MN, Itasca County, MN, Kanabec County, MN, Kandiyohi County, MN, Lake County, MN, Le Sueur County, MN, Lyon County, MN, McLeod County, MN, Meeker County, MN, Mille Lacs County, MN, Morrison County, MN, Nicollet County, MN, Pine County, MN, Ramsey County, MN, Redwood County, MN, Renville County, MN, Saint Louis County, MN, Scott County, MN, Sherburne County, MN, Sibley County, MN, Stearns County, MN, Washington County, MN, Watonwan County, MN, Wright County, MN, Yellow Medicine County, MN, Burnett County, WI, Douglas County, WI, Polk County, WI

The radar

The Minneapolis radar (KMPX), 118 km from the middle of the area, began a volume at 19:51 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, 7.8 hours before the alert went out and 117 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-pSkew-T log-p diagram, Minneapolis, MN at 12:00Z on 2019-06-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 12:00Z on 2019-06-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 154 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
1070 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
154 m²/s²
0-3 km storm-relative helicity
174 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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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 4, 11:44 AM CDTMesoscale DiscussionSPCBenton, Big Stone, Carver, Chippewa, Crow Wing, Douglas and 25 more3 hr
Jun 4, 12:45 PM CDTSevere Thunderstorm WatchSPCAitkin, Anoka, Benton, Blue Earth, Brown, Carlton and 38 more7 hr
Jun 4, 4:43 PM CDTMesoscale DiscussionSPCBlue Earth, Brown, Dakota, Dodge, Faribault, Fillmore and 15 more2 hr
Jun 4, 4:56 PM CDTSevere Thunderstorm WatchSPCDodge, Faribault, Fillmore, Freeborn, Houston, Martin and 5 more6 hr

Nearby

Mesoscale Discussions in Minnesota, 2019Mesoscale Discussions in Wisconsin, 2019Every mesoscale discussion 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.