Alert archive / Minnesota / Mesoscale Discussions in 2007

Mesoscale Discussion 1040

June 7, 200716 counties in Minnesota; Cass County, Richland County, North Dakota; Roberts County, South Dakota

The Storm Prediction Center issued this mesoscale discussion at Jun 7, 2007, 2:34 PM CDT for 16 counties in Minnesota; Cass County, Richland County, North Dakota; Roberts County, South Dakota. It was in force for 116 min.

The area

The outline as issued.

The facts

Issued
Jun 7, 2007, 2:34 PM CDT (19:34 UTC)
Expired
Jun 7, 2007, 4:30 PM CDT
In force
116 min
Issued by
the Storm Prediction Center

Counties Becker County, MN, Beltrami County, MN, Cass County, MN, Clay County, MN, Clearwater County, MN, Grant County, MN, Hubbard County, MN, Itasca County, MN, Mahnomen County, MN, Norman County, MN, Otter Tail County, MN, Polk County, MN, Red Lake County, MN, Traverse County, MN, Wadena County, MN, Wilkin County, MN, Cass County, ND, Richland County, ND, Roberts County, SD

The radar

The Fargo/Grand Forks radar (KMVX), 167 km from the middle of the area, began a volume at 19:35 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, 7.6 hours before the alert went out and 254 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 2007-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 72 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 2007-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 34 square meters per square second.1939587897Sfc1 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
72 J/kg
Mixed-layer CIN
-470 J/kg
Mixed-layer LCL
1082 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
34 m²/s²
0-3 km storm-relative helicity
70 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

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
Jun 6, 8:29 PM CDTMesoscale DiscussionSPCBig Stone, Clay, Grant, Lac qui Parle, Norman, Otter Tail and 5 more61 min
Jun 6, 8:49 PM CDTTornado WatchSPCBecker, Big Stone, Chippewa, Clay, Clearwater, Douglas and 16 more7 hr
Jun 6, 10:53 PM CDTMesoscale DiscussionSPCPipestone, Rock2 hr
Jun 6, 11:30 PM CDTMesoscale DiscussionSPCBecker, Big Stone, Clay, Douglas, Grant, Lac qui Parle and 8 more2 hr
Jun 7, 2:02 AM CDTMesoscale DiscussionSPCAnoka, Benton, Blue Earth, Brown, Carver, Chisago and 20 more58 min
Jun 7, 3:05 AM CDTMesoscale DiscussionSPCBig Stone, Chippewa, Lac qui Parle, Lincoln, Lyon, Murray and 7 more55 min
Jun 7, 3:36 AM CDTMesoscale DiscussionSPCBecker, Beltrami, Clay, Clearwater, Hubbard, Mahnomen and 8 more54 min
Jun 7, 9:11 AM CDTMesoscale DiscussionSPCBlue Earth, Dodge, Faribault, Fillmore, Freeborn, Goodhue and 7 more64 min
Jun 7, 10:48 AM CDTMesoscale DiscussionSPCBecker, Big Stone, Clay, Clearwater, Douglas, Grant and 9 more87 min
Jun 7, 11:11 AM CDTTornado WatchSPCAitkin, Becker, Beltrami, Big Stone, Cass, Clay and 20 more7 hr
Jun 7, 11:34 AM CDTTornado Watch PDSSPCCarlton, Chisago, Cook, Dakota, Dodge, Fillmore and 14 more10 hr
Jun 7, 3:38 PM CDTMesoscale DiscussionSPCHouston97 min
Jun 7, 4:11 PM CDTMesoscale DiscussionSPCBenton, Chippewa, Isanti, Kandiyohi, McLeod, Meeker and 9 more2 hr
Jun 7, 5:22 PM CDTMesoscale DiscussionSPCAitkin, Cass, Crow Wing, Itasca, Saint Louis53 min
Jun 6, 7:36 PM CDTTornado WatchSPCAurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 17 more7 hr

Nearby

Mesoscale Discussions in Minnesota, 2007Mesoscale Discussions in North Dakota, 2007Mesoscale Discussions in South Dakota, 2007Every mesoscale discussion in 2007

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.