Alert archive / Minnesota / Severe Thunderstorm Watches in 2003
Severe Thunderstorm Watch 630
The Storm Prediction Center issued this severe thunderstorm watch at Jul 3, 2003, 10:40 PM CDT for 20 counties in Minnesota; 4 counties in North Dakota; Marshall County, South Dakota. It was in force for 5 hr.
The area
The outline as issued.
The facts
- Issued
- Jul 3, 2003, 10:40 PM CDT (03:40 UTC)
- Expired
- Jul 4, 2003, 4:00 AM CDT
- In force
- 5 hr
- Issued by
- the Storm Prediction Center
All 25 counties
Aitkin County, MN, Becker County, MN, Carlton County, MN, Cass County, MN, Clay County, MN, Crow Wing County, MN, Douglas County, MN, Grant County, MN, Hubbard County, MN, Kanabec County, MN, Mahnomen County, MN, Mille Lacs County, MN, Morrison County, MN, Norman County, MN, Otter Tail County, MN, Pine County, MN, Todd County, MN, Traverse County, MN, Wadena County, MN, Wilkin County, MN, Cass County, ND, Ransom County, ND, Richland County, ND, Sargent County, ND, Marshall County, SD
The radar
The Fargo/Grand Forks radar (KMVX), 183 km from the middle of the area, began a volume at 03:41 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.
Warnings issued inside it
10 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 3, 10:53 PM CDT | Severe Thunderstorm Warning | ABR | Marshall | 52 min |
| Jul 3, 10:59 PM CDT | Severe Thunderstorm Warning | FGF | Richland | 61 min |
| Jul 3, 11:13 PM CDT | Severe Thunderstorm Warning | FGF | Sargent | 32 min |
| Jul 3, 11:46 PM CDT | Severe Thunderstorm Warning | ABR | Big Stone, Traverse | 59 min |
| Jul 4, 12:02 AM CDT | Severe Thunderstorm Warning | FGF | Grant, Wilkin | 43 min |
| Jul 4, 12:32 AM CDT | Severe Thunderstorm Warning | FGF | Otter Tail | 43 min |
| Jul 4, 12:33 AM CDT | Severe Thunderstorm Warning | MPX | Douglas, Pope | 42 min |
| Jul 4, 1:10 AM CDT | Severe Thunderstorm Warning | MPX | Douglas, Pope, Stearns, Todd | 50 min |
| Jul 4, 2:28 AM CDT | Severe Thunderstorm Warning | MPX | Kanabec, Mille Lacs | 47 min |
| Jul 4, 2:34 AM CDT | Severe Thunderstorm Warning | DLH | Aitkin, Pine | 56 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 3.7 hours before the alert went out and 230 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
- 151 J/kg
- Mixed-layer CIN
- -708 J/kg
- Mixed-layer LCL
- 1300 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- -47 m²/s²
- 0-3 km storm-relative helicity
- 45 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.5
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 3, 8:11 PM CDT | Mesoscale Discussion | SPC | Jackson, Nobles, Rock | 94 min |
| Jul 3, 9:40 PM CDT | Severe Thunderstorm Watch | SPC | Big Stone, Blue Earth, Brown, Chippewa, Cottonwood, Douglas and 23 more | 6 hr |
| Jul 3, 10:22 PM CDT | Mesoscale Discussion | SPC | Becker, Clay, Douglas, Grant, Hubbard, Otter Tail and 3 more | 23 min |
| Jul 3, 11:23 PM CDT | Mesoscale Discussion | SPC | Aitkin, Anoka, Becker, Benton, Carlton, Carver and 44 more | 97 min |
| Jul 4, 12:25 AM CDT | Mesoscale Discussion | SPC | Traverse | 2 hr |
| Jul 4, 12:42 AM CDT | Mesoscale Discussion | SPC | Anoka, Benton, Blue Earth, Brown, Carver, Chippewa and 38 more | 63 min |
| Jul 4, 1:15 AM CDT | Severe Thunderstorm Watch | SPC | Anoka, Blue Earth, Carver, Chisago, Dakota, Dodge and 23 more | 6 hr |
| Jul 4, 3:27 AM CDT | Mesoscale Discussion | SPC | Fillmore, Goodhue, Houston, Olmsted, Ramsey, Wabasha and 2 more | 93 min |
| Jul 3, 7:55 PM CDT | Severe Thunderstorm Watch | SPC | Barnes, Burleigh, Dickey, Eddy, Emmons, Foster and 13 more | 4 hr |
| Jul 4, 2:51 PM CDT | Mesoscale Discussion | SPC | Bennett, Custer, Fall River, Jackson, Lawrence, Meade and 2 more | 114 min |
| Jul 4, 3:20 PM CDT | Severe Thunderstorm Watch | SPC | Bennett, Butte, Custer, Dewey, Fall River, Haakon and 14 more | 6 hr |
| Jul 4, 5:55 PM CDT | Mesoscale Discussion | SPC | Beadle, Buffalo, Butte, Clark, Codington, Custer and 23 more | 95 min |
Nearby
Severe Thunderstorm Watches in Minnesota, 2003Severe Thunderstorm Watches in North Dakota, 2003Severe Thunderstorm Watches in South Dakota, 2003Every severe thunderstorm watch 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.