Alert archive / North Dakota / Mesoscale Discussions in 2004

Mesoscale Discussion 1199

June 11, 20045 counties in Minnesota; 16 counties in North Dakota

The Storm Prediction Center issued this mesoscale discussion at Jun 11, 2004, 6:25 PM CDT for 5 counties in Minnesota; 16 counties in North Dakota. It was in force for 95 min.

The area

The outline as issued.

The facts

Issued
Jun 11, 2004, 6:25 PM CDT (23:25 UTC)
Expired
Jun 11, 2004, 8:00 PM CDT
In force
95 min
Issued by
the Storm Prediction Center
All 21 counties

Clay County, MN, Kittson County, MN, Norman County, MN, Polk County, MN, Wilkin County, MN, Barnes County, ND, Cass County, ND, Cavalier County, ND, Dickey County, ND, Grand Forks County, ND, Griggs County, ND, LaMoure County, ND, Nelson County, ND, Pembina County, ND, Ramsey County, ND, Ransom County, ND, Richland County, ND, Sargent County, ND, Steele County, ND, Traill County, ND, Walsh County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 54 km from the middle of the area, began a volume at 23:26 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

Bismarck Municip, ND (KBIS), launched 12:00Z, 11.4 hours before the alert went out and 224 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, Bismarck Municip, ND at 12:00Z on 2004-06-11Temperature 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, Bismarck Municip, ND at 12:00Z on 2004-06-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -76 square meters per square second.1939587897117136156175194214233253272Sfc1 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
913 m above ground
0-6 km bulk shear
87 kt
0-1 km storm-relative helicity
-76 m²/s²
0-3 km storm-relative helicity
-4 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 10, 8:50 PM CDTSevere Thunderstorm WatchSPCLincoln, Pipestone, Rock5 hr
Jun 10, 11:43 PM CDTMesoscale DiscussionSPCLincoln, Pipestone, Rock92 min
Jun 11, 10:10 AM CDTMesoscale DiscussionSPCBlue Earth, Brown, Carver, Dakota, Dodge, Faribault and 24 more95 min
Jun 11, 12:55 PM CDTMesoscale DiscussionSPCBlue Earth, Brown, Carver, Chippewa, Cottonwood, Dakota and 24 more3 hr
Jun 11, 1:45 PM CDTTornado WatchSPCBlue Earth, Brown, Cottonwood, Dodge, Faribault, Freeborn and 12 more5 hr
Jun 11, 3:03 PM CDTMesoscale DiscussionSPCBlue Earth, Brown, Cottonwood, Dodge, Faribault, Freeborn and 12 more87 min
Jun 11, 5:00 PM CDTTornado WatchSPCAnoka, Benton, Blue Earth, Brown, Carver, Chippewa and 40 more6 hr
Jun 11, 6:40 PM CDTSevere Thunderstorm WatchSPCClay, Norman, Otter Tail, Wilkin4 hr
Jun 11, 12:09 PM CDTMesoscale DiscussionSPCBenson, Bottineau, Burleigh, Dickey, Eddy, Emmons and 22 more2 hr
Jun 11, 1:10 PM CDTSevere Thunderstorm WatchSPCBenson, Bottineau, Burke, Burleigh, Dickey, Dunn and 24 more6 hr
Jun 11, 3:21 PM CDTMesoscale DiscussionSPCBenson, Bottineau, Burke, Burleigh, Dickey, Dunn and 24 more114 min

Nearby

Mesoscale Discussions in North Dakota, 2004Mesoscale Discussions in Minnesota, 2004Every mesoscale discussion in 2004

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.