Alert archive / Minnesota / Mesoscale Discussions in 2016

Mesoscale Discussion 1052

June 25, 20164 counties in Iowa; 51 counties in Minnesota; 10 counties in Wisconsin

The Storm Prediction Center issued this mesoscale discussion at Jun 25, 2016, 12:50 PM CDT for 4 counties in Iowa; 51 counties in Minnesota; 10 counties in Wisconsin. It was in force for 115 min.

The area

The outline as issued.

The facts

Issued
Jun 25, 2016, 12:50 PM CDT (17:50 UTC)
Expired
Jun 25, 2016, 2:45 PM CDT
In force
115 min
Issued by
the Storm Prediction Center
Chance of a watch
95%
All 65 counties

Dickinson County, IA, Emmet County, IA, Kossuth County, IA, Winnebago County, IA, 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, Chisago County, MN, Cook County, MN, Cottonwood County, MN, Crow Wing County, MN, Dakota County, MN, Dodge County, MN, Faribault County, MN, Freeborn County, MN, Goodhue County, MN, Hennepin County, MN, Isanti County, MN, Itasca County, MN, Jackson County, MN, Kanabec County, MN, Kandiyohi County, MN, Koochiching County, MN, Lake County, MN, Le Sueur County, MN, Martin County, MN, McLeod County, MN, Meeker County, MN, Mille Lacs County, MN, Morrison County, MN, Murray County, MN, Nicollet County, MN, Nobles County, MN, Pine County, MN, Ramsey County, MN, Redwood County, MN, Renville County, MN, Rice County, MN, Saint Louis County, MN, Scott County, MN, Sherburne County, MN, Sibley County, MN, Stearns County, MN, Steele County, MN, Todd County, MN, Wadena County, MN, Waseca County, MN, Washington County, MN, Watonwan County, MN, Wright County, MN, Barron County, WI, Bayfield County, WI, Burnett County, WI, Douglas County, WI, Dunn County, WI, Pierce County, WI, Polk County, WI, Saint Croix County, WI, Sawyer County, WI, Washburn County, WI

The radar

The Minneapolis radar (KMPX), 94 km from the middle of the area, began a volume at 17:50 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 watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 5.8 hours before the alert went out and 94 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 2016-06-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 952 joules per kilogram.LCLLFCEL10008507005003002001001 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 2016-06-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 180 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
952 J/kg
Mixed-layer CIN
-326 J/kg
Mixed-layer LCL
1116 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
180 m²/s²
0-3 km storm-relative helicity
216 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

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 25, 1:52 PM CDTMesoscale DiscussionSPCAdair, Adams, Audubon, Boone, Buena Vista, Calhoun and 37 more83 min
Jun 25, 2:59 AM CDTMesoscale DiscussionSPCKittson, Lake of the Woods, Marshall, Roseau91 min
Jun 25, 1:47 PM CDTTornado WatchSPCAitkin, Benton, Carlton, Cass, Cook, Crow Wing and 15 more5 hr
Jun 25, 3:41 PM CDTSevere Thunderstorm WatchSPCAnoka, Blue Earth, Brown, Carver, Chisago, Dakota and 18 more7 hr
Jun 25, 6:04 PM CDTMesoscale DiscussionSPCAnoka, Carlton, Chisago, Isanti, Kanabec, Pine and 1 more56 min
Jun 25, 4:49 PM CDTMesoscale DiscussionSPCFlorence, Forest, Langlade, Lincoln, Marathon, Marinette and 4 more86 min
Jun 25, 6:55 PM CDTSevere Thunderstorm WatchSPCClark, Florence, Forest, Langlade, Lincoln, Marathon and 7 more6 hr

Nearby

Mesoscale Discussions in Minnesota, 2016Mesoscale Discussions in Wisconsin, 2016Mesoscale Discussions in Iowa, 2016Every 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.