Alert archive / Nebraska / Tornado Watches in 2024
Tornado Watch 187
The Storm Prediction Center issued this tornado watch at May 6, 2024, 11:34 AM CDT for 16 counties in Kansas; 39 counties in Nebraska. It was in force for 7 hr.
The area
The outline as issued.
The facts
- Issued
- May 6, 2024, 11:34 AM CDT (16:34 UTC)
- Expired
- May 6, 2024, 7:00 PM CDT
- In force
- 7 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 2.5 in
- Strongest gust expected
- 60 kt
All 55 counties
Barton County, KS, Ellis County, KS, Ellsworth County, KS, Graham County, KS, Jewell County, KS, Lincoln County, KS, Mitchell County, KS, Ness County, KS, Norton County, KS, Osborne County, KS, Phillips County, KS, Rooks County, KS, Rush County, KS, Russell County, KS, Smith County, KS, Trego County, KS, Adams County, NE, Blaine County, NE, Boyd County, NE, Brown County, NE, Buffalo County, NE, Cherry County, NE, Clay County, NE, Custer County, NE, Dawson County, NE, Fillmore County, NE, Franklin County, NE, Frontier County, NE, Furnas County, NE, Garfield County, NE, Gosper County, NE, Greeley County, NE, Hall County, NE, Hamilton County, NE, Harlan County, NE, Holt County, NE, Howard County, NE, Kearney County, NE, Keya Paha County, NE, Lincoln County, NE, Logan County, NE, Loup County, NE, Merrick County, NE, Nance County, NE, Nuckolls County, NE, Phelps County, NE, Polk County, NE, Rock County, NE, Sherman County, NE, Thayer County, NE, Thomas County, NE, Valley County, NE, Webster County, NE, Wheeler County, NE, York County, NE
The radar
The Grand Island radar (KUEX), 102 km from the middle of the area, began a volume at 16:34 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.
What SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 70%
- One or more EF2 to EF5 tornadoes
- 30%
- Ten or more severe wind reports
- 60%
- One or more gusts of 65 knots or more
- 10%
- Ten or more severe hail reports
- 60%
- One or more hailstones of 2 inches or more
- 60%
- Six or more combined severe hail and wind reports
- 95%
Warnings issued inside it
34 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 6, 11:41 AM CDT | Severe Thunderstorm Warning | GLD | Decatur, Norton | 64 min |
| May 6, 12:06 PM CDT | Severe Thunderstorm Warning | GID | Furnas | 39 min |
| May 6, 12:32 PM CDT | Severe Thunderstorm Warning | GLD | Graham, Norton | 28 min |
| May 6, 12:40 PM CDT | Severe Thunderstorm Warning | GID | Furnas, Gosper, Harlan, Phelps | 25 min |
| May 6, 12:43 PM CDT | Severe Thunderstorm Warning | GID | Phillips, Rooks | 47 min |
| May 6, 1:00 PM CDT | Severe Thunderstorm Warning | GLD | Graham, Norton | 45 min |
| May 6, 1:30 PM CDT | Severe Thunderstorm Warning | GID | Phillips, Rooks | 45 min |
| May 6, 1:45 PM CDT | Severe Thunderstorm Warning | GID | Rooks | 30 min |
| May 6, 1:51 PM CDT | Severe Thunderstorm Warning | GID | Franklin, Harlan | 39 min |
| May 6, 2:04 PM CDT | Severe Thunderstorm Warning | DDC | Ellis, Trego | 30 min |
| May 6, 2:07 PM CDT | Severe Thunderstorm Warning | GID | Phillips, Smith | 38 min |
| May 6, 2:11 PM CDT | Severe Thunderstorm Warning | GID | Osborne, Rooks | 49 min |
| May 6, 2:26 PM CDT | Severe Thunderstorm Warning | GID | Franklin, Kearney | 24 min |
| May 6, 2:42 PM CDT | Severe Thunderstorm Warning | GID | Phillips, Smith | 48 min |
| May 6, 2:57 PM CDT | Severe Thunderstorm Warning | GID | Osborne, Phillips, Rooks, Smith | 33 min |
| May 6, 3:05 PM CDT | Severe Thunderstorm Warning | DDC | Pawnee, Rush, Stafford | 40 min |
| May 6, 3:07 PM CDT | Severe Thunderstorm Warning | ICT | Barton | 38 min |
| May 6, 3:21 PM CDT | Severe Thunderstorm Warning | GID | Franklin, Webster | 39 min |
| May 6, 3:23 PM CDT | Severe Thunderstorm Warning | GID | Smith | 37 min |
| May 6, 3:38 PM CDT | Severe Thunderstorm Warning | GID | Osborne, Rooks | 39 min |
| May 6, 3:42 PM CDT | Severe Thunderstorm Warning | ICT | Barton | 48 min |
| May 6, 3:45 PM CDT | Severe Thunderstorm Warning | GID | Jewell, Smith | 30 min |
| May 6, 3:55 PM CDT | Severe Thunderstorm Warning | GID | Franklin, Webster | 35 min |
| May 6, 3:56 PM CDT | Severe Thunderstorm Warning | GID | Jewell, Mitchell, Osborne, Smith | 19 min |
| May 6, 3:59 PM CDT | Severe Thunderstorm Warning | ICT | Barton | 31 min |
| May 6, 4:02 PM CDT | Severe Thunderstorm Warning | ICT | Barton, Ellsworth, Rice | 58 min |
| May 6, 4:14 PM CDT | Severe Thunderstorm Warning | GID | Jewell, Smith | 31 min |
| May 6, 4:23 PM CDT | Tornado Warning | GID | Nuckolls, Webster | 22 min |
| May 6, 4:26 PM CDT | Severe Thunderstorm Warning | GID | Adams, Clay, Nuckolls, Webster | 49 min |
| May 6, 4:29 PM CDT | Tornado Warning | GID | Nuckolls, Webster | 16 min |
| May 6, 4:58 PM CDT | Severe Thunderstorm Warning | ICT | Ellsworth | 33 min |
| May 6, 4:58 PM CDT | Severe Thunderstorm Warning | GID | Clay, Hamilton | 17 min |
| May 6, 5:10 PM CDT | Severe Thunderstorm Warning | GID | Clay, Fillmore, Hamilton, Merrick, Nuckolls, Polk and 2 more | 50 min |
| May 6, 5:54 PM CDT | Severe Thunderstorm Warning | GID | Polk, York | 38 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
- Mesoscale Discussion 647 Severe potential...tornado watch likely
- Mesoscale Discussion 648 Severe potential...watch possible
- Mesoscale Discussion 651 Tornado watch 187
- Mesoscale Discussion 654 Severe potential...watch likely
- Mesoscale Discussion 658 Tornado watch 187...190
- Mesoscale Discussion 660 Tornado watch 187...189...190
The nearest sounding before it
Omaha, NE (KOAX), launched 12:00Z, 4.6 hours before the alert went out and 225 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 580 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 69 m²/s²
- 0-3 km storm-relative helicity
- 83 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 6, 7:12 AM CDT | Mesoscale Discussion | SPC | Cowley, Harper, Kingman, Sumner | 63 min |
| May 6, 10:57 AM CDT | Mesoscale Discussion | SPC | Barton, Decatur, Ellis, Ellsworth, Graham, Jewell and 12 more | 2 hr |
| May 6, 11:47 AM CDT | Mesoscale Discussion | SPC | Barber, Clark, Comanche, Edwards, Ford, Harper and 11 more | 118 min |
| May 6, 1:58 PM CDT | Mesoscale Discussion | SPC | Barton, Ellis, Ellsworth, Jewell, Lincoln, Mitchell and 9 more | 92 min |
| May 6, 2:05 PM CDT | Tornado Watch | SPC | Allen, Barber, Butler, Chase, Chautauqua, Clark and 26 more | 12 hr |
| May 6, 2:45 PM CDT | Mesoscale Discussion | SPC | Barber, Comanche, Edwards, Harper, Kingman, Kiowa and 5 more | 60 min |
| May 6, 3:07 PM CDT | Mesoscale Discussion | SPC | Atchison, Brown, Chase, Clay, Dickinson, Douglas and 16 more | 113 min |
| May 6, 3:49 PM CDT | Tornado Watch | SPC | Anderson, Atchison, Brown, Clay, Cloud, Coffey and 19 more | 8 hr |
| May 6, 5:42 PM CDT | Mesoscale Discussion | SPC | Harper | 93 min |
| May 6, 5:53 PM CDT | Mesoscale Discussion | SPC | Chase, Clay, Cloud, Dickinson, Ellsworth, Geary and 15 more | 97 min |
| May 6, 11:07 AM CDT | Mesoscale Discussion | SPC | Cherry, Sheridan | 113 min |
| May 6, 5:27 PM CDT | Mesoscale Discussion | SPC | Butler, Cass, Clay, Colfax, Dodge, Fillmore and 17 more | 93 min |
Nearby
Tornado Watches in Nebraska, 2024Tornado Watches in Kansas, 2024Every tornado watch in 2024
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.