Alert archive / Nebraska / Severe Thunderstorm Watches in 2004
Severe Thunderstorm Watch 182
The Storm Prediction Center issued this severe thunderstorm watch at May 10, 2004, 9:45 PM MDT for 4 states. It was in force for 4 hr.
The area
The outline as issued.
The facts
- Issued
- May 10, 2004, 9:45 PM MDT (03:45 UTC)
- Expired
- May 11, 2004, 2:00 AM MDT
- In force
- 4 hr
- Issued by
- the Storm Prediction Center
All 31 counties
Sedgwick County, CO, Decatur County, KS, Norton County, KS, Arthur County, NE, Box Butte County, NE, Chase County, NE, Cheyenne County, NE, Custer County, NE, Dawes County, NE, Dawson County, NE, Deuel County, NE, Frontier County, NE, Furnas County, NE, Garden County, NE, Gosper County, NE, Grant County, NE, Hayes County, NE, Hitchcock County, NE, Hooker County, NE, Keith County, NE, Lincoln County, NE, Logan County, NE, McPherson County, NE, Morrill County, NE, Perkins County, NE, Red Willow County, NE, Scotts Bluff County, NE, Sheridan County, NE, Sioux County, NE, Thomas County, NE, Fall River County, SD
The radar
The North Platte radar (KLNX), 136 km from the middle of the area, began a volume at 03:45 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
8 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 10, 10:02 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Phillips, Sedgwick | 58 min |
| May 10, 10:19 PM MDT | Severe Thunderstorm Warning | UNR | Custer, Fall River | 56 min |
| May 10, 10:31 PM MDT | Severe Thunderstorm Warning | LBF | Perkins | 29 min |
| May 10, 10:46 PM MDT | Severe Thunderstorm Warning | LBF | Deuel | 29 min |
| May 10, 11:15 PM MDT | Severe Thunderstorm Warning | LBF | Garden | 60 min |
| May 10, 11:43 PM MDT | Severe Thunderstorm Warning | LBF | Keith | 17 min |
| May 10, 11:52 PM MDT | Severe Thunderstorm Warning | LBF | Arthur | 23 min |
| May 11, 1:30 AM MDT | Severe Thunderstorm Warning | LBF | Custer, Loup | 30 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
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 3.8 hours before the alert went out and 170 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
- 1324 J/kg
- Mixed-layer CIN
- -50 J/kg
- Mixed-layer LCL
- 1066 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 73 m²/s²
- 0-3 km storm-relative helicity
- 126 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 4.5
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 10, 7:06 PM MDT | Mesoscale Discussion | SPC | Adams, Arapahoe, Elbert, Kit Carson, Lincoln, Logan and 6 more | 114 min |
| May 10, 7:30 PM MDT | Severe Thunderstorm Watch | SPC | Adams, Arapahoe, Broomfield, Denver, Douglas, Elbert and 6 more | 5 hr |
| May 11, 1:00 PM MDT | Mesoscale Discussion | SPC | Baca, Prowers | 2 hr |
| May 11, 1:40 PM MDT | Tornado Watch | SPC | Baca, Prowers | 6 hr |
| May 10, 6:07 PM MDT | Mesoscale Discussion | SPC | Cheyenne, Finney, Gove, Grant, Gray, Greeley and 17 more | 2 hr |
| May 10, 6:15 PM MDT | Severe Thunderstorm Watch | SPC | Cheyenne, Decatur, Finney, Ford, Gove, Graham and 24 more | 5 hr |
| May 10, 8:34 PM MDT | Mesoscale Discussion | SPC | Cheyenne, Clark, Decatur, Finney, Ford, Gove and 18 more | 86 min |
| May 11, 4:20 PM MDT | Mesoscale Discussion | SPC | Decatur, Finney, Gove, Grant, Gray, Haskell and 10 more | 115 min |
| May 10, 9:19 PM MDT | Mesoscale Discussion | SPC | Banner, Scotts Bluff, Sioux | 116 min |
| May 11, 12:27 AM MDT | Mesoscale Discussion | SPC | Arthur, Brown, Cherry, Grant, Hooker, Keya Paha and 3 more | 63 min |
| May 11, 12:32 PM MDT | Mesoscale Discussion | SPC | Cherry, Dawes, Sheridan | 118 min |
| May 11, 12:55 PM MDT | Severe Thunderstorm Watch | SPC | Arthur, Cherry, Garden, Grant, Hooker, Keith and 4 more | 5 hr |
| May 11, 4:04 PM MDT | Mesoscale Discussion | SPC | Cherry, Grant, Hooker, Keya Paha | 116 min |
| May 11, 5:40 PM MDT | Severe Thunderstorm Watch | SPC | Antelope, Blaine, Boyd, Brown, Holt, Keya Paha and 5 more | 6 hr |
| May 11, 2:55 PM MDT | Tornado Watch | SPC | Beadle, Brown, Clark, Codington, Day, Deuel and 10 more | 5 hr |
| May 11, 4:37 PM MDT | Mesoscale Discussion | SPC | Brown, Day, Edmunds, McPherson, Marshall, Roberts | 113 min |
| May 11, 5:53 PM MDT | Mesoscale Discussion | SPC | Aurora, Beadle, Brule, Buffalo, Charles Mix, Clark and 18 more | 2 hr |
Nearby
Severe Thunderstorm Watches in Nebraska, 2004Severe Thunderstorm Watches in Kansas, 2004Severe Thunderstorm Watches in Colorado, 2004Every severe thunderstorm watch 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.