Alert archive / North Dakota / Mesoscale Discussions in 2004
Mesoscale Discussion 1626
The Storm Prediction Center issued this mesoscale discussion at Jul 12, 2004, 1:29 AM CDT for 13 counties in Minnesota; 34 counties in North Dakota; 4 counties in South Dakota. It was in force for 91 min.
The area
The outline as issued.
The facts
- Issued
- Jul 12, 2004, 1:29 AM CDT (06:29 UTC)
- Expired
- Jul 12, 2004, 3:00 AM CDT
- In force
- 91 min
- Issued by
- the Storm Prediction Center
All 51 counties
Becker County, MN, Beltrami County, MN, Clay County, MN, Clearwater County, MN, Kittson County, MN, Mahnomen County, MN, Marshall County, MN, Norman County, MN, Pennington County, MN, Polk County, MN, Red Lake County, MN, Roseau County, MN, Wilkin County, MN, Barnes County, ND, Benson County, ND, Bottineau 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, Grant County, ND, Griggs County, ND, Kidder County, ND, LaMoure County, ND, Logan County, ND, McIntosh County, ND, Morton County, ND, Nelson County, ND, Pembina County, ND, Pierce County, ND, Ramsey County, ND, Ransom County, ND, Richland County, ND, Rolette County, ND, Sargent County, ND, Sheridan County, ND, Sioux County, ND, Steele County, ND, Stutsman County, ND, Towner County, ND, Traill County, ND, Walsh County, ND, Wells County, ND, Brown County, SD, Campbell County, SD, Marshall County, SD, McPherson County, SD
The radar
The Fargo/Grand Forks radar (KMVX), 109 km from the middle of the area, began a volume at 06:30 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, 6.5 hours before the alert went out and 159 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
- 2240 J/kg
- Mixed-layer CIN
- -22 J/kg
- Mixed-layer LCL
- 1838 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- 36 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.3
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 |
|---|---|---|---|---|
| Jul 12, 1:55 AM CDT | Severe Thunderstorm Watch | SPC | Becker, Beltrami, Cass, Clay, Clearwater, Crow Wing and 19 more | 5 hr |
| Jul 12, 3:13 AM CDT | Mesoscale Discussion | SPC | Becker, Beltrami, Cass, Clay, Clearwater, Crow Wing and 19 more | 92 min |
| Jul 12, 4:53 AM CDT | Mesoscale Discussion | SPC | Becker, Cass, Clay, Clearwater, Crow Wing, Douglas and 9 more | 67 min |
| Jul 12, 8:53 AM CDT | Mesoscale Discussion | SPC | Big Stone, Grant, Lac qui Parle, Lincoln, Pipestone, Rock and 2 more | 2 hr |
| Jul 12, 10:55 AM CDT | Severe Thunderstorm Watch | SPC | Big Stone, Chippewa, Kandiyohi, Lac qui Parle, Lincoln, Lyon and 5 more | 5 hr |
| Jul 12, 6:20 PM CDT | Tornado Watch | SPC | Jackson, Nobles, Rock | 7 hr |
| Jul 11, 7:20 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Billings, Bottineau, Bowman, Burke, Divide and 16 more | 8 hr |
| Jul 11, 9:19 PM CDT | Mesoscale Discussion | SPC | Adams, Billings, Burke, Divide, Dunn, Golden Valley and 12 more | 116 min |
| Jul 11, 9:40 PM CDT | Severe Thunderstorm Watch | SPC | Golden Valley | 5 hr |
| Jul 11, 11:34 PM CDT | Mesoscale Discussion | SPC | Adams, Benson, Billings, Bottineau, Burke, Burleigh and 30 more | 116 min |
| Jul 11, 11:50 PM CDT | Severe Thunderstorm Watch | SPC | Barnes, Benson, Burleigh, Cavalier, Dickey, Eddy and 17 more | 6 hr |
| Jul 11, 9:54 PM CDT | Mesoscale Discussion | SPC | Aurora, Beadle, Brule, Buffalo, Charles Mix, Davison and 12 more | 3 hr |
| Jul 12, 2:04 PM CDT | Mesoscale Discussion | SPC | Aurora, Bon Homme, Brule, Buffalo, Charles Mix, Davison and 12 more | 116 min |
| Jul 12, 3:25 PM CDT | Tornado Watch | SPC | Aurora, Bon Homme, Brule, Charles Mix, Clay, Davison and 10 more | 6 hr |
Nearby
Mesoscale Discussions in North Dakota, 2004Mesoscale Discussions in Minnesota, 2004Mesoscale Discussions in South Dakota, 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.