Alert archive / North Dakota / Mesoscale Discussions in 2010

Mesoscale Discussion 982

June 17, 201026 counties in North Dakota; 11 counties in South Dakota

The Storm Prediction Center issued this mesoscale discussion at Jun 17, 2010, 2:05 AM CDT for 26 counties in North Dakota; 11 counties in South Dakota. It was in force for 55 min.

The area

The outline as issued.

The facts

Issued
Jun 17, 2010, 2:05 AM CDT (07:05 UTC)
Expired
Jun 17, 2010, 3:00 AM CDT
In force
55 min
Issued by
the Storm Prediction Center
All 37 counties

Barnes County, ND, Benson County, ND, Bottineau County, ND, Burleigh County, ND, Dickey County, ND, Eddy County, ND, Emmons County, ND, Foster County, ND, Grant County, ND, Kidder County, ND, LaMoure County, ND, Logan County, ND, McHenry County, ND, McIntosh County, ND, McLean County, ND, Mercer County, ND, Morton County, ND, Mountrail County, ND, Oliver County, ND, Pierce County, ND, Renville County, ND, Sheridan County, ND, Sioux County, ND, Stutsman County, ND, Ward County, ND, Wells County, ND, Brown County, SD, Campbell County, SD, Corson County, SD, Dewey County, SD, Edmunds County, SD, Faulk County, SD, McPherson County, SD, Potter County, SD, Spink County, SD, Sully County, SD, Walworth County, SD

The radar

The Bismarck radar (KBIS), 37 km from the middle of the area, began a volume at 07:06 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

Bismarck Municip, ND (KBIS), launched 00:00Z, 7.1 hours before the alert went out and 34 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 2010-06-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 935 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 2010-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 174 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
935 J/kg
Mixed-layer CIN
-190 J/kg
Mixed-layer LCL
1650 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
174 m²/s²
0-3 km storm-relative helicity
204 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.1

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 16, 7:01 PM CDTMesoscale DiscussionSPCBowman59 min
Jun 16, 7:20 PM CDTTornado WatchSPCBillings, Bottineau, Burke, Burleigh, Divide, Dunn and 14 more8 hr
Jun 16, 9:50 PM CDTMesoscale DiscussionSPCBillings, McKenzie, Williams55 min
Jun 16, 10:23 PM CDTMesoscale DiscussionSPCEmmons, Kidder, Logan, McIntosh, Sioux67 min
Jun 16, 11:09 PM CDTSevere Thunderstorm WatchSPCBarnes, Burleigh, Dickey, Emmons, Kidder, LaMoure and 3 more5 hr
Jun 17, 7:53 AM CDTMesoscale DiscussionSPCCass, Grand Forks, Griggs, Nelson, Ransom, Richland and 3 more97 min
Jun 17, 12:04 PM CDTMesoscale DiscussionSPCBarnes, Benson, Bottineau, Burleigh, Cass, Cavalier and 31 more56 min
Jun 17, 12:21 PM CDTTornado WatchSPCBarnes, Benson, Bottineau, Burke, Burleigh, Cass and 36 more9 hr
Jun 17, 2:18 PM CDTMesoscale DiscussionSPCBarnes, Benson, Bottineau, Burleigh, Cass, Dickey and 24 more57 min
Jun 17, 6:41 PM CDTMesoscale DiscussionSPCGrand Forks, Walsh64 min
Jun 16, 9:17 PM CDTMesoscale DiscussionSPCCorson, Dewey, Ziebach58 min
Jun 17, 1:40 AM CDTMesoscale DiscussionSPCButte, Custer, Haakon, Harding, Lawrence, Meade and 3 more95 min
Jun 17, 12:03 PM CDTMesoscale DiscussionSPCBrookings, Clay, Codington, Deuel, Grant, Hamlin and 6 more87 min
Jun 17, 1:54 PM CDTTornado WatchSPCCodington, Deuel, Grant, Hamlin, Roberts, Union8 hr

Nearby

Mesoscale Discussions in North Dakota, 2010Mesoscale Discussions in South Dakota, 2010Every mesoscale discussion in 2010

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.