Alert archive / Minnesota / Mesoscale Discussions in 2016

Mesoscale Discussion 1152

July 5, 20166 counties in Iowa; 32 counties in Minnesota; 11 counties in Wisconsin

The Storm Prediction Center issued this mesoscale discussion at Jul 5, 2016, 7:38 PM CDT for 6 counties in Iowa; 32 counties in Minnesota; 11 counties in Wisconsin. It was in force for 97 min.

The area

The outline as issued.

The facts

Issued
Jul 5, 2016, 7:38 PM CDT (00:38 UTC)
Expired
Jul 5, 2016, 9:15 PM CDT
In force
97 min
Issued by
the Storm Prediction Center
All 49 counties

Clay County, IA, Dickinson County, IA, Emmet County, IA, O'Brien County, IA, Osceola County, IA, Winnebago County, IA, Anoka County, MN, Blue Earth County, MN, Brown County, MN, Carver County, MN, Cottonwood County, MN, Dakota County, MN, Dodge County, MN, Faribault County, MN, Freeborn County, MN, Goodhue County, MN, Hennepin County, MN, Jackson County, MN, Le Sueur County, MN, Lyon County, MN, Martin County, MN, McLeod County, MN, Mower County, MN, Murray County, MN, Nicollet County, MN, Nobles County, MN, Olmsted County, MN, Ramsey County, MN, Redwood County, MN, Renville County, MN, Rice County, MN, Scott County, MN, Sibley County, MN, Steele County, MN, Wabasha County, MN, Waseca County, MN, Washington County, MN, Watonwan County, MN, Barron County, WI, Buffalo County, WI, Chippewa County, WI, Dunn County, WI, Eau Claire County, WI, Pepin County, WI, Pierce County, WI, Polk County, WI, Rusk County, WI, Saint Croix County, WI, Trempealeau County, WI

The radar

The Minneapolis radar (KMPX), 31 km from the middle of the area, began a volume at 00:37 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 watches that followed

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

The nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 0.6 hours before the alert went out and 386 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, Aberdeen, SD at 00:00Z on 2016-07-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 201 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, Aberdeen, SD at 00:00Z on 2016-07-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 80 square meters per square second.19395878Sfc1 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
201 J/kg
Mixed-layer CIN
-267 J/kg
Mixed-layer LCL
1271 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
80 m²/s²
0-3 km storm-relative helicity
182 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.2

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
Jul 5, 8:10 PM CDTSevere Thunderstorm WatchSPCHarrison, Monona, Pottawattamie, Shelby5 hr
Jul 5, 8:38 PM CDTMesoscale DiscussionSPCAllamakee, Black Hawk, Bremer, Buchanan, Cedar, Clayton and 9 more67 min
Jul 5, 9:50 PM CDTSevere Thunderstorm WatchSPCAllamakee, Benton, Black Hawk, Bremer, Buchanan, Butler and 16 more7 hr
Jul 5, 10:15 PM CDTMesoscale DiscussionSPCAudubon, Boone, Calhoun, Carroll, Crawford, Franklin and 13 more90 min
Jul 5, 10:35 PM CDTSevere Thunderstorm WatchSPCAdair, Audubon, Boone, Calhoun, Carroll, Cass and 22 more5 hr
Jul 5, 10:46 PM CDTMesoscale DiscussionSPCAllamakee, Benton, Buchanan, Cedar, Clayton, Clinton and 9 more89 min
Jul 6, 1:27 AM CDTMesoscale DiscussionSPCAdair, Appanoose, Benton, Cedar, Clarke, Clinton and 29 more2 hr
Jul 6, 1:55 AM CDTSevere Thunderstorm WatchSPCDes Moines, Henry, Jefferson, Lee, Louisa, Van Buren6 hr
Jul 6, 5:04 AM CDTMesoscale DiscussionSPCDes Moines, Henry, Jefferson, Lee, Van Buren116 min
Jul 5, 8:39 PM CDTMesoscale DiscussionSPCFlorence3 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.