Alert archive / North Dakota / Mesoscale Discussions in 2005

Mesoscale Discussion 1607

July 2, 20059 counties in Minnesota; 35 counties in North Dakota

The Storm Prediction Center issued this mesoscale discussion at Jul 2, 2005, 11:53 PM CDT for 9 counties in Minnesota; 35 counties in North Dakota. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued
Jul 2, 2005, 11:53 PM CDT (04:53 UTC)
Expired
Jul 3, 2005, 2:00 AM CDT
In force
2 hr
Issued by
the Storm Prediction Center
All 44 counties

Beltrami County, MN, Clearwater County, MN, Kittson County, MN, Lake of the Woods County, MN, Marshall County, MN, Pennington County, MN, Polk County, MN, Red Lake County, MN, Roseau County, MN, Benson County, ND, Bottineau County, ND, Burke County, ND, Burleigh County, ND, Cavalier County, ND, Eddy County, ND, Emmons County, ND, Foster County, ND, Grand Forks County, ND, Grant County, ND, Griggs County, ND, Kidder County, ND, Logan County, ND, McHenry County, ND, McIntosh County, ND, McLean County, ND, Mercer County, ND, Morton County, ND, Mountrail County, ND, Nelson County, ND, Oliver County, ND, Pembina County, ND, Pierce County, ND, Ramsey County, ND, Renville County, ND, Rolette County, ND, Sheridan County, ND, Sioux County, ND, Steele County, ND, Stutsman County, ND, Towner County, ND, Traill County, ND, Walsh County, ND, Ward County, ND, Wells County, ND

The radar

The Bismarck radar (KBIS), 96 km from the middle of the area, began a volume at 04:54 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 00:00Z, 4.9 hours before the alert went out and 93 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 00:00Z on 2005-07-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1055 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, Bismarck Municip, ND at 00:00Z on 2005-07-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -58 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
1055 J/kg
Mixed-layer CIN
-81 J/kg
Mixed-layer LCL
2192 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
-58 m²/s²
0-3 km storm-relative helicity
156 m²/s²
Significant tornado parameter
0.0
Supercell composite
-1.6

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 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 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, 3:27 AM CDTMesoscale DiscussionSPCAitkin, Anoka, Benton, Blue Earth, Brown, Carlton and 56 more33 min
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
Jul 3, 6:39 AM CDTMesoscale DiscussionSPCAnoka, Benton, Blue Earth, Brown, Carver, Chippewa and 33 more66 min
Jul 3, 8:09 AM CDTMesoscale DiscussionSPCDodge, Faribault, Fillmore, Freeborn, Houston, Mower and 4 more66 min
Jul 3, 1:25 PM CDTMesoscale DiscussionSPCBlue Earth, Brown, Carver, Cottonwood, Faribault, Freeborn and 10 more3 hr
Jul 3, 6:02 PM CDTMesoscale DiscussionSPCDodge, Fillmore, Goodhue, Houston, Mower, Olmsted and 2 more118 min
Jul 2, 9:58 PM CDTMesoscale DiscussionSPCDickey, LaMoure, Ransom, Richland, Sargent2 hr

Nearby

Mesoscale Discussions in North Dakota, 2005Mesoscale Discussions in Minnesota, 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.