Alert archive / North Dakota / Mesoscale Discussions in 2003
Mesoscale Discussion 1444
The Storm Prediction Center issued this mesoscale discussion at Jun 21, 2003, 5:10 PM CDT for 31 counties in North Dakota. It was in force for 95 min.
The area
The outline as issued.
The facts
- Issued
- Jun 21, 2003, 5:10 PM CDT (22:10 UTC)
- Expired
- Jun 21, 2003, 6:45 PM CDT
- In force
- 95 min
- Issued by
- the Storm Prediction Center
All 31 counties
Barnes County, ND, Benson County, ND, Burleigh County, ND, Cass County, ND, Eddy County, ND, Emmons County, ND, Foster County, ND, Grand Forks County, ND, Grant County, ND, Griggs County, ND, Kidder County, ND, LaMoure County, ND, Logan County, ND, McHenry County, ND, McLean County, ND, Mercer County, ND, Morton County, ND, Nelson County, ND, Oliver County, ND, Pierce County, ND, Ramsey County, ND, Ransom 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), 72 km from the middle of the area, began a volume at 22:13 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, 10.2 hours before the alert went out and 68 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.
- Mixed-layer CAPE
- 44 J/kg
- Mixed-layer CIN
- -279 J/kg
- Mixed-layer LCL
- 1100 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 168 m²/s²
- 0-3 km storm-relative helicity
- 42 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 21, 1:14 PM CDT | Mesoscale Discussion | SPC | Adams, Benson, Bottineau, Burleigh, Emmons, Grant and 17 more | 3 hr |
| Jun 21, 2:45 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Barnes, Benson, Billings, Bottineau, Bowman and 42 more | 6 hr |
| Jun 21, 6:50 PM CDT | Severe Thunderstorm Watch | SPC | Barnes, Benson, Cass, Cavalier, Dickey, Eddy and 20 more | 7 hr |
Nearby
Mesoscale Discussions in North Dakota, 2003Every mesoscale discussion in 2003
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.