Alert archive / North Dakota / Mesoscale Discussions in 2005

Mesoscale Discussion 1752

July 14, 20054 counties in Minnesota; 28 counties in North Dakota; 6 counties in South Dakota

The Storm Prediction Center issued this mesoscale discussion at Jul 14, 2005, 2:44 PM CDT for 4 counties in Minnesota; 28 counties in North Dakota; 6 counties in South Dakota. It was in force for 61 min.

The area

The outline as issued.

The facts

Issued
Jul 14, 2005, 2:44 PM CDT (19:44 UTC)
Expired
Jul 14, 2005, 3:45 PM CDT
In force
61 min
Issued by
the Storm Prediction Center
All 38 counties

Kittson County, MN, Marshall County, MN, Polk County, MN, Roseau County, MN, Barnes County, ND, Benson County, ND, Burleigh County, ND, Cass County, ND, Cavalier County, ND, Dickey County, ND, Eddy County, ND, Emmons County, ND, Foster County, ND, Grand Forks County, ND, Griggs County, ND, Kidder County, ND, LaMoure County, ND, Logan County, ND, McIntosh County, ND, Nelson County, ND, Pembina County, ND, Pierce County, ND, Ramsey County, ND, Ransom County, ND, Rolette County, ND, Sheridan County, ND, Steele County, ND, Stutsman County, ND, Towner County, ND, Traill County, ND, Walsh County, ND, Wells County, ND, Campbell County, SD, Dewey County, SD, Edmunds County, SD, McPherson County, SD, Potter County, SD, Walworth County, SD

The radar

The Aberdeen radar (KABR), 143 km from the middle of the area, began a volume at 19:47 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, 7.7 hours before the alert went out and 139 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 2005-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 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 12:00Z on 2005-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 301 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
1 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1524 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
301 m²/s²
0-3 km storm-relative helicity
256 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.1

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
Jul 14, 3:40 PM CDTSevere Thunderstorm WatchSPCKittson, Marshall, Pennington, Polk, Red Lake, Roseau6 hr
Jul 14, 6:27 PM CDTMesoscale DiscussionSPCKittson, Marshall, Pennington, Polk, Red Lake, Roseau93 min
Jul 13, 8:44 PM CDTMesoscale DiscussionSPCBillings, Burke, Divide, Golden Valley, McKenzie, Mountrail and 2 more91 min
Jul 13, 8:55 PM CDTSevere Thunderstorm WatchSPCBurke, Divide, McKenzie, Williams3 hr
Jul 13, 10:55 PM CDTMesoscale DiscussionSPCBurke, Divide, McKenzie, Williams65 min

Nearby

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