Alert archive / Nebraska / Tornado Watches in 2024

Tornado Watch 418

June 15, 20244 states

The Storm Prediction Center issued this tornado watch at Jun 15, 2024, 3:52 PM CDT for 4 states. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued: Jun 15, 2024, 3:52 PM CDT (20:52 UTC)
Expired: Jun 15, 2024, 10:00 PM CDT
In force: 6 hr
Issued by: the Storm Prediction Center
Largest hail expected: 2 in
Strongest gust expected: 60 kt

All 64 counties

Cherokee County, IA, Fremont County, IA, Harrison County, IA, Ida County, IA, Lyon County, IA, Mills County, IA, Monona County, IA, O'Brien County, IA, Osceola County, IA, Plymouth County, IA, Pottawattamie County, IA, Sioux County, IA, Woodbury County, IA, Brown County, KS, Marshall County, KS, Nemaha County, KS, Republic County, KS, Washington County, KS, Antelope County, NE, Boone County, NE, Burt County, NE, Butler County, NE, Cass County, NE, Cedar County, NE, Clay County, NE, Colfax County, NE, Cuming County, NE, Dakota County, NE, Dixon County, NE, Dodge County, NE, Douglas County, NE, Fillmore County, NE, Gage County, NE, Hamilton County, NE, Jefferson County, NE, Johnson County, NE, Knox County, NE, Lancaster County, NE, Madison County, NE, Merrick County, NE, Nance County, NE, Nemaha County, NE, Nuckolls County, NE, Otoe County, NE, Pawnee County, NE, Pierce County, NE, Platte County, NE, Polk County, NE, Richardson County, NE, Saline County, NE, Sarpy County, NE, Saunders County, NE, Seward County, NE, Stanton County, NE, Thayer County, NE, Thurston County, NE, Washington County, NE, Wayne County, NE, York County, NE, Clay County, SD, Lincoln County, SD, Turner County, SD, Union County, SD, Yankton County, SD

The radar

The Omaha radar (KOAX), 52 km from the middle of the area, began a volume at 20:55 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: 50%
One or more EF2 to EF5 tornadoes: 30%
Ten or more severe wind reports: 40%
One or more gusts of 65 knots or more: 20%
Ten or more severe hail reports: 40%
One or more hailstones of 2 inches or more: 30%
Six or more combined severe hail and wind reports: 70%

Warnings issued inside it

65 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

Issued	Product	Office	Counties	Lasted
Jun 15, 4:08 PM CDT	Severe Thunderstorm Warning	GID	Fillmore, Thayer	37 min
Jun 15, 4:12 PM CDT	Severe Thunderstorm Warning	OAX	Jefferson, Saline	33 min
Jun 15, 4:30 PM CDT	Severe Thunderstorm Warning	OAX	Antelope, Pierce	45 min
Jun 15, 4:36 PM CDT	Severe Thunderstorm Warning	OAX	Antelope, Boone, Madison	39 min
Jun 15, 4:44 PM CDT	Severe Thunderstorm Warning	GID	Fillmore, Thayer	31 min
Jun 15, 4:45 PM CDT	Severe Thunderstorm Warning	OAX	Jefferson, Saline	45 min
Jun 15, 4:54 PM CDT	Tornado Warning	OAX	Antelope, Boone, Madison	36 min
Jun 15, 5:06 PM CDT	Severe Thunderstorm Warning	OAX	Antelope, Knox, Pierce	39 min
Jun 15, 5:07 PM CDT	Severe Thunderstorm Warning	OAX	Gage, Jefferson, Lancaster, Saline	38 min
Jun 15, 5:15 PM CDT	Tornado Warning	OAX	Antelope, Boone, Madison	30 min
Jun 15, 5:20 PM CDT	Tornado Warning	OAX	Antelope, Boone, Madison	25 min
Jun 15, 5:21 PM CDT	Severe Thunderstorm Warning	TOP	Clay, Geary, Marshall, Pottawatomie, Riley, Washington	39 min
Jun 15, 5:29 PM CDT	Tornado Warning	OAX	Antelope, Pierce	46 min
Jun 15, 5:37 PM CDT	Severe Thunderstorm Warning	OAX	Gage, Jefferson, Johnson	38 min
Jun 15, 5:39 PM CDT	Severe Thunderstorm Warning	OAX	Antelope, Madison, Pierce	51 min
Jun 15, 5:40 PM CDT	Severe Thunderstorm Warning	TOP	Clay, Marshall, Washington	50 min
Jun 15, 5:42 PM CDT	Tornado Warning	OAX	Madison	33 min
Jun 15, 5:43 PM CDT	Severe Thunderstorm Warning	OAX	Cass, Gage, Lancaster, Otoe, Saline	32 min
Jun 15, 5:44 PM CDT	Tornado Warning	OAX	Antelope, Boone, Madison	31 min
Jun 15, 5:52 PM CDT	Severe Thunderstorm Warning	TOP	Marshall, Pottawatomie, Riley, Washington	38 min
Jun 15, 5:53 PM CDT	Tornado Warning	OAX	Madison, Pierce, Stanton, Wayne	37 min
Jun 15, 5:56 PM CDT	Tornado Warning	OAX	Madison, Pierce	34 min
Jun 15, 6:01 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OAX	Colfax, Cuming, Platte, Stanton	30 min
Jun 15, 6:04 PM CDT	Tornado Warning	OAX	Antelope, Pierce	17 min
Jun 15, 6:09 PM CDT	Tornado Warning	OAX	Boone, Madison	36 min
Jun 15, 6:10 PM CDT	Flash Flood Warning	OAX	Antelope, Boone, Madison	3 hr
Jun 15, 6:12 PM CDT	Tornado Warning	OAX	Madison, Stanton, Wayne	33 min
Jun 15, 6:16 PM CDT	Severe Thunderstorm Warning	OAX	Gage, Jefferson, Johnson, Lancaster, Pawnee	44 min
Jun 15, 6:20 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OAX	Antelope, Pierce	40 min
Jun 15, 6:24 PM CDT	Severe Thunderstorm Warning	TOP	Jackson, Marshall, Nemaha, Pottawatomie	51 min
Jun 15, 6:25 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OAX	Cuming, Madison, Pierce, Stanton, Wayne	65 min
Jun 15, 6:32 PM CDT	Severe Thunderstorm Warning	OAX	Madison, Platte, Stanton	43 min
Jun 15, 6:40 PM CDT	Flash Flood Warning	OAX	Madison, Pierce	3 hr
Jun 15, 6:42 PM CDT	Tornado Warning	OAX	Cuming, Stanton, Wayne	33 min
Jun 15, 6:44 PM CDT	Tornado Warning	OAX	Colfax, Platte, Stanton	31 min
Jun 15, 6:49 PM CDT	Tornado Warning	OAX	Madison	41 min
Jun 15, 7:03 PM CDT	Severe Thunderstorm Warning	OAX	Fremont, Mills	42 min
Jun 15, 7:04 PM CDT	Severe Thunderstorm Warning	TOP	Brown, Jackson, Nemaha, Pottawatomie	41 min
Jun 15, 7:04 PM CDT	Severe Thunderstorm Warning	OAX	Johnson, Nemaha, Otoe, Pawnee, Richardson	41 min
Jun 15, 7:06 PM CDT	Tornado Warning	OAX	Cuming, Thurston, Wayne	24 min
Jun 15, 7:10 PM CDT	Tornado Warning Tornado observed	OAX	Cuming, Stanton	35 min
Jun 15, 7:12 PM CDT	Flash Flood Warning	OAX	Madison, Pierce, Stanton, Wayne	2 hr
Jun 15, 7:22 PM CDT	Tornado Warning Tornado observed	OAX	Cuming, Thurston, Wayne	27 min
Jun 15, 7:24 PM CDT	Severe Thunderstorm Warning	OAX	Cuming, Stanton, Wayne	15 min
Jun 15, 7:25 PM CDT	Tornado Warning	OAX	Madison, Stanton	14 min
Jun 15, 7:29 PM CDT	Severe Thunderstorm Warning	OAX	Fremont, Mills, Montgomery, Page, Pottawattamie	46 min
Jun 15, 7:31 PM CDT	Severe Thunderstorm Warning	OAX	Fremont	44 min
Jun 15, 7:33 PM CDT	Severe Thunderstorm Warning	OAX	Nemaha, Otoe, Richardson	42 min
Jun 15, 7:35 PM CDT	Flash Flood Warning	OAX	Madison, Stanton	2 hr
Jun 15, 7:36 PM CDT	Tornado Warning	FSD	Dakota, Dixon	24 min
Jun 15, 7:36 PM CDT	Tornado Warning	OAX	Cuming	39 min
Jun 15, 7:42 PM CDT	Severe Thunderstorm Warning	OAX	Cuming, Madison, Stanton	48 min
Jun 15, 7:43 PM CDT	Severe Thunderstorm Warning	TOP	Brown, Jackson, Nemaha	47 min
Jun 15, 7:50 PM CDT	Severe Thunderstorm Warning	OAX	Monona	40 min
Jun 15, 7:50 PM CDT	Severe Thunderstorm Warning	OAX	Harrison, Pottawattamie, Shelby	55 min
Jun 15, 7:53 PM CDT	Flash Flood Warning	OAX	Cuming, Madison, Stanton, Thurston, Wayne	117 min
Jun 15, 7:56 PM CDT	Severe Thunderstorm Warning	OAX	Fremont, Mills, Montgomery, Page, Pottawattamie	35 min
Jun 15, 7:56 PM CDT	Severe Thunderstorm Warning	OAX	Burt, Cuming, Thurston	49 min
Jun 15, 8:01 PM CDT	Severe Thunderstorm Warning	OAX	Montgomery, Page, Pottawattamie	45 min
Jun 15, 8:07 PM CDT	Severe Thunderstorm Warning	OAX	Burt, Cuming, Dodge, Stanton	38 min
Jun 15, 8:12 PM CDT	Severe Thunderstorm Warning	OAX	Richardson	21 min
Jun 15, 8:21 PM CDT	Severe Thunderstorm Warning	FSD	Woodbury	24 min
Jun 15, 8:27 PM CDT	Severe Thunderstorm Warning	OAX	Harrison, Monona	35 min
Jun 15, 8:31 PM CDT	Severe Thunderstorm Warning	FSD	Clay, Dickinson, O'Brien, Osceola	29 min
Jun 15, 8:42 PM CDT	Severe Thunderstorm Warning	FSD	Woodbury	33 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 12:00Z, 8.9 hours before the alert went out and 365 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 11 J/kg
Mixed-layer CIN: -258 J/kg
Mixed-layer LCL: 1028 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: 136 m²/s²
0-3 km storm-relative helicity: 147 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 15, 5:44 PM CDT	Mesoscale Discussion	SPC	Harrison, Monona, Plymouth, Woodbury	91 min
Jun 15, 6:58 PM CDT	Mesoscale Discussion	SPC	Adair, Adams, Audubon, Boone, Carroll, Cass and 15 more	92 min
Jun 14, 8:43 PM CDT	Mesoscale Discussion	SPC	Cheyenne, Decatur, Finney, Gove, Graham, Lane and 9 more	62 min
Jun 14, 11:44 PM CDT	Mesoscale Discussion	SPC	Jewell, Lincoln, Mitchell, Osborne, Phillips, Russell and 1 more	91 min
Jun 15, 3:05 PM CDT	Mesoscale Discussion	SPC	Marshall, Nemaha, Republic, Riley, Washington	2 hr
Jun 15, 3:57 PM CDT	Mesoscale Discussion	SPC	Butler, Chase, Clay, Dickinson, Geary, Greenwood and 10 more	2 hr
Jun 15, 4:34 PM CDT	Severe Thunderstorm Watch	SPC	Atchison, Butler, Chase, Clay, Cowley, Dickinson and 22 more	5 hr
Jun 15, 5:01 PM CDT	Mesoscale Discussion	SPC	Clark, Finney, Ford, Gray, Haskell, Hodgeman and 6 more	119 min
Jun 15, 6:05 PM CDT	Mesoscale Discussion	SPC	Geary, Jackson, Morris, Pottawatomie, Riley, Shawnee and 1 more	85 min
Jun 15, 1:42 PM CDT	Mesoscale Discussion	SPC	Banner, Box Butte, Cheyenne, Dawes, Deuel, Garden and 5 more	2 hr
Jun 15, 2:21 PM CDT	Mesoscale Discussion	SPC	Butte, Custer, Harding, Lawrence, Meade, Pennington and 2 more	114 min
Jun 15, 3:27 PM CDT	Severe Thunderstorm Watch	SPC	Butte, Corson, Custer, Dewey, Haakon, Harding and 9 more	7 hr

Nearby

Tornado Watches in Nebraska, 2024 Tornado Watches in Iowa, 2024 Tornado Watches in Kansas, 2024 Every 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.