Alert archive / Minnesota / Mesoscale Discussions in 2005

Mesoscale Discussion 1612

July 3, 200519 counties in Iowa; 39 counties in Minnesota; 4 counties in Wisconsin

The Storm Prediction Center issued this mesoscale discussion at Jul 3, 2005, 6:39 AM CDT for 19 counties in Iowa; 39 counties in Minnesota; 4 counties in Wisconsin. It was in force for 66 min.

The area

The outline as issued.

The facts

Issued
Jul 3, 2005, 6:39 AM CDT (11:39 UTC)
Expired
Jul 3, 2005, 7:45 AM CDT
In force
66 min
Issued by
the Storm Prediction Center
All 62 counties

Buena Vista County, IA, Cerro Gordo County, IA, Cherokee County, IA, Chickasaw County, IA, Clay County, IA, Dickinson County, IA, Emmet County, IA, Floyd County, IA, Hancock County, IA, Howard County, IA, Humboldt County, IA, Kossuth County, IA, Mitchell County, IA, O'Brien County, IA, Palo Alto County, IA, Pocahontas County, IA, Winnebago County, IA, Worth County, IA, Wright County, IA, Anoka County, MN, Benton County, MN, Blue Earth County, MN, Brown County, MN, Carver County, MN, Chippewa County, MN, Chisago County, MN, Dakota County, MN, Dodge County, MN, Faribault County, MN, Fillmore County, MN, Freeborn County, MN, Goodhue County, MN, Hennepin County, MN, Isanti County, MN, Kanabec County, MN, Kandiyohi County, MN, Le Sueur County, MN, Martin County, MN, McLeod County, MN, Meeker County, MN, Mille Lacs County, MN, Mower County, MN, Nicollet County, MN, Olmsted County, MN, Pine County, MN, Ramsey County, MN, Renville County, MN, Rice County, MN, Scott County, MN, Sherburne County, MN, Sibley County, MN, Stearns County, MN, Steele County, MN, Wabasha County, MN, Waseca County, MN, Washington County, MN, Watonwan County, MN, Wright County, MN, Burnett County, WI, Pierce County, WI, Polk County, WI, Saint Croix County, WI

The radar

The Minneapolis radar (KMPX), 60 km from the middle of the area, began a volume at 11:41 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, 11.7 hours before the alert went out and 59 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 00:00Z on 2005-07-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1958 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 00:00Z on 2005-07-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 84 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
1958 J/kg
Mixed-layer CIN
-57 J/kg
Mixed-layer LCL
1129 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
84 m²/s²
0-3 km storm-relative helicity
254 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 3, 3:27 AM CDTMesoscale DiscussionSPCDickinson, Emmet, Lyon, Mitchell, Osceola, Winnebago and 1 more33 min
Jul 3, 8:09 AM CDTMesoscale DiscussionSPCAllamakee, Bremer, Butler, Cerro Gordo, Chickasaw, Clayton and 11 more66 min
Jul 3, 1:25 PM CDTMesoscale DiscussionSPCAdair, Audubon, Boone, Buena Vista, Calhoun, Carroll and 28 more3 hr
Jul 3, 6:02 PM CDTMesoscale DiscussionSPCAllamakee, Black Hawk, Boone, Bremer, Buchanan, Butler and 15 more118 min
Jul 2, 8:45 PM CDTMesoscale DiscussionSPCBeltrami, Clearwater, Kittson, Lake of the Woods, Marshall, Pennington and 3 more2 hr
Jul 2, 11:05 PM CDTSevere Thunderstorm WatchSPCBecker, Big Stone, Chippewa, Clay, Douglas, Grant and 17 more7 hr
Jul 2, 11:53 PM CDTMesoscale DiscussionSPCBeltrami, Clearwater, Kittson, Lake of the Woods, Marshall, Pennington and 3 more2 hr
Jul 3, 1:12 AM CDTMesoscale DiscussionSPCBeltrami, Clearwater, Itasca, Kittson, Koochiching, Lake of the Woods and 5 more33 min
Jul 3, 1:35 AM CDTSevere Thunderstorm WatchSPCBeltrami, Clearwater, Itasca, Koochiching, Marshall, Pennington and 3 more4 hr
Jul 3, 4:00 AM CDTSevere Thunderstorm WatchSPCAnoka, Big Stone, Blue Earth, Brown, Carver, Chippewa and 37 more5 hr
Jul 3, 5:34 AM CDTMesoscale DiscussionSPCBeltrami, Cook, Itasca, Koochiching, Lake, Lake of the Woods and 2 more26 min

Nearby

Mesoscale Discussions in Minnesota, 2005Mesoscale Discussions in Iowa, 2005Mesoscale Discussions in Wisconsin, 2005Every mesoscale discussion in 2005

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.