Alert archive / Nebraska / Severe Thunderstorm Warnings / 2026
Severe Thunderstorm Warnings in Nebraska, June 2026
365 severe thunderstorm warnings in June 2026. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in June 2026. Tap one for its archive.
- Severe Thunderstorm Warnings
- 365
- Busiest day
- June 21, 202636 severe thunderstorm warnings
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 31, 11:00 PM CDT | Severe Thunderstorm Warning | OAX | Burt | 45 min |
| Jun 1, 12:18 AM CDT | Severe Thunderstorm Warning | OAX | Burt, Thurston | 42 min |
| Jun 1, 12:45 AM CDT | Severe Thunderstorm Warning | OAX | Burt, Washington | 22 min |
| Jun 1, 1:34 AM CDT | Severe Thunderstorm Warning | OAX | Douglas, Washington | 41 min |
| Jun 1, 4:25 PM CDT | Severe Thunderstorm Warning | CYS | Scotts Bluff, Sioux | 50 min |
| Jun 1, 4:39 PM CDT | Severe Thunderstorm Warning | CYS | Scotts Bluff | 51 min |
| Jun 1, 5:07 PM CDT | Severe Thunderstorm Warning | CYS | Box Butte, Morrill, Scotts Bluff, Sioux | 53 min |
| Jun 1, 5:55 PM CDT | Severe Thunderstorm Warning | CYS | Box Butte, Morrill, Scotts Bluff, Sioux | 65 min |
| Jun 1, 6:34 PM CDT | Severe Thunderstorm Warning | CYS | Box Butte, Morrill | 71 min |
| Jun 1, 6:54 PM CDT | Severe Thunderstorm Warning | LBF | Garden, Sheridan | 51 min |
| Jun 1, 7:41 PM CDT | Severe Thunderstorm Warning | LBF | Garden | 49 min |
| Jun 2, 2:13 AM CDT | Severe Thunderstorm Warning | OAX | Lancaster, Seward | 47 min |
| Jun 3, 1:21 PM CDT | Severe Thunderstorm Warning | GID | Harlan, Phelps | 39 min |
| Jun 3, 2:26 PM CDT | Severe Thunderstorm Warning | GID | Buffalo, Dawson | 17 min |
| Jun 3, 2:37 PM CDT | Severe Thunderstorm Warning | GID | Franklin, Harlan, Kearney, Phelps | 38 min |
| Jun 3, 5:21 PM CDT | Severe Thunderstorm Warning | GID | Furnas, Gosper, Harlan, Phelps | 39 min |
| Jun 3, 5:47 PM CDT | Severe Thunderstorm Warning | GID | Harlan, Phelps | 43 min |
| Jun 3, 6:41 PM CDT | Severe Thunderstorm Warning | CYS | Kimball | 49 min |
| Jun 3, 9:20 PM CDT | Severe Thunderstorm Warning | LBF | Cherry | 19 min |
| Jun 4, 6:09 PM CDT | Severe Thunderstorm Warning | CYS | Dawes, Sioux | 51 min |
| Jun 4, 8:26 PM CDT | Severe Thunderstorm Warning | LBF | Cherry | 49 min |
| Jun 4, 8:53 PM CDT | Severe Thunderstorm Warning | LBF | Cherry, Sheridan | 67 min |
| Jun 4, 9:39 PM CDT | Severe Thunderstorm Warning | LBF | Cherry | 51 min |
| Jun 4, 10:14 PM CDT | Severe Thunderstorm Warning | LBF | Cherry | 46 min |
| Jun 4, 10:47 PM CDT | Severe Thunderstorm Warning | LBF | Brown, Cherry, Keya Paha | 43 min |
| Jun 5, 5:30 PM CDT | Severe Thunderstorm Warning | GID | Harlan | 45 min |
| Jun 5, 7:21 PM CDT | Severe Thunderstorm Warning | OAX | Gage, Jefferson, Saline | 39 min |
| Jun 5, 7:22 PM CDT | Severe Thunderstorm Warning | GID | Hamilton, Merrick, Polk, York | 38 min |
| Jun 5, 7:34 PM CDT | Severe Thunderstorm Warning | GID | Hamilton, Merrick | 41 min |
| Jun 5, 7:34 PM CDT | Severe Thunderstorm Warning | OAX | Jefferson, Saline | 26 min |
| Jun 5, 7:39 PM CDT | Severe Thunderstorm Warning | GID | Fillmore, Thayer | 19 min |
| Jun 5, 7:47 PM CDT | Severe Thunderstorm Warning | OAX | Gage | 36 min |
| Jun 5, 7:54 PM CDT | Severe Thunderstorm Warning | GID | Hall, Hamilton, Merrick, Polk, York | 51 min |
| Jun 5, 8:03 PM CDT | Severe Thunderstorm Warning | OAX | Lancaster | 33 min |
| Jun 5, 8:15 PM CDT | Severe Thunderstorm Warning | OAX | Gage, Jefferson, Saline | 45 min |
| Jun 5, 8:18 PM CDT | Severe Thunderstorm Warning | OAX | Lancaster | 57 min |
| Jun 5, 8:28 PM CDT | Severe Thunderstorm Warning | OAX | Otoe | 62 min |
| Jun 5, 8:44 PM CDT | Severe Thunderstorm Warning | OAX | Lancaster | 50 min |
| Jun 5, 8:45 PM CDT | Severe Thunderstorm Warning | OAX | Lancaster, Seward | 45 min |
| Jun 5, 8:56 PM CDT | Severe Thunderstorm Warning | OAX | Lancaster, Saline | 37 min |
| Jun 5, 8:59 PM CDT | Severe Thunderstorm Warning | OAX | Gage, Jefferson | 46 min |
| Jun 5, 9:24 PM CDT | Severe Thunderstorm Warning | OAX | Cass, Lancaster, Sarpy, Saunders | 40 min |
| Jun 5, 9:28 PM CDT | Severe Thunderstorm Warning | OAX | Cass | 47 min |
| Jun 5, 9:38 PM CDT | Severe Thunderstorm Warning | OAX | Saline | 52 min |
| Jun 5, 9:40 PM CDT | Severe Thunderstorm Warning | OAX | Cass, Otoe | 35 min |
| Jun 5, 9:47 PM CDT | Severe Thunderstorm Warning | OAX | Dodge, Douglas, Lancaster, Sarpy, Saunders, Washington | 43 min |
| Jun 5, 9:59 PM CDT | Severe Thunderstorm Warning | OAX | Cass, Douglas, Sarpy | 46 min |
| Jun 5, 10:08 PM CDT | Severe Thunderstorm Warning | OAX | Gage, Jefferson, Saline | 52 min |
| Jun 5, 10:34 PM CDT | Severe Thunderstorm Warning | GID | Fillmore, York | 26 min |
| Jun 5, 10:45 PM CDT | Severe Thunderstorm Warning | GID | York | 45 min |
| Jun 5, 11:16 PM CDT | Severe Thunderstorm Warning | GID | Hamilton, York | 44 min |
| Jun 5, 11:18 PM CDT | Severe Thunderstorm Warning | GID | Fillmore, York | 42 min |
| Jun 5, 11:32 PM CDT | Severe Thunderstorm Warning | OAX | Johnson, Nemaha, Otoe | 28 min |
| Jun 5, 11:46 PM CDT | Severe Thunderstorm Warning | GID | Fillmore, Hamilton, York | 44 min |
| Jun 6, 1:23 AM CDT | Severe Thunderstorm Warning | GID | Fillmore, Thayer | 52 min |
| Jun 7, 7:27 PM CDT | Severe Thunderstorm Warning | CYS | Box Butte, Morrill | 36 min |
| Jun 7, 7:30 PM CDT | Severe Thunderstorm Warning | LBF | Garden, Sheridan | 45 min |
| Jun 7, 8:24 PM CDT | Severe Thunderstorm Warning | CYS | Cheyenne, Kimball, Morrill | 36 min |
| Jun 7, 8:39 PM CDT | Severe Thunderstorm Warning | CYS | Cheyenne, Kimball | 21 min |
| Jun 7, 8:54 PM CDT | Severe Thunderstorm Warning | CYS | Banner, Cheyenne, Kimball, Morrill | 36 min |
| Jun 7, 9:26 PM CDT | Severe Thunderstorm Warning | CYS | Cheyenne, Kimball, Morrill | 49 min |
| Jun 7, 10:06 PM CDT | Severe Thunderstorm Warning | CYS | Cheyenne, Morrill | 39 min |
| Jun 7, 10:12 PM CDT | Severe Thunderstorm Warning | LBF | Garden | 63 min |
| Jun 8, 3:40 AM CDT | Severe Thunderstorm Warning | LBF | Keith, Perkins | 50 min |
| Jun 8, 9:28 AM CDT | Severe Thunderstorm Warning | GID | Dawson | 47 min |
| Jun 8, 10:09 AM CDT | Severe Thunderstorm Warning | GID | Buffalo, Dawson | 51 min |
| Jun 8, 10:16 AM CDT | Severe Thunderstorm Warning | LBF | Custer | 44 min |
| Jun 8, 11:49 AM CDT | Severe Thunderstorm Warning | LBF | Chase, Perkins | 41 min |
| Jun 8, 2:45 PM CDT | Severe Thunderstorm Warning | GID | Furnas | 45 min |
| Jun 8, 2:46 PM CDT | Severe Thunderstorm Warning | GLD | Red Willow | 44 min |
| Jun 8, 2:53 PM CDT | Severe Thunderstorm Warning | LBF | Frontier | 33 min |
| Jun 8, 3:26 PM CDT | Severe Thunderstorm Warning | GID | Furnas | 49 min |
| Jun 8, 3:50 PM CDT | Severe Thunderstorm Warning | GID | Furnas | 25 min |
| Jun 8, 4:12 PM CDT | Severe Thunderstorm Warning | GID | Furnas, Harlan | 48 min |
| Jun 8, 4:12 PM CDT | Severe Thunderstorm Warning | GLD | Hitchcock, Red Willow | 63 min |
| Jun 8, 4:39 PM CDT | Severe Thunderstorm Warning | GID | Harlan | 51 min |
| Jun 8, 5:14 PM CDT | Severe Thunderstorm Warning | GID | Franklin, Harlan | 46 min |
| Jun 8, 6:57 PM CDT | Severe Thunderstorm Warning | GLD | Dundy | 48 min |
| Jun 8, 7:01 PM CDT | Severe Thunderstorm Warning | CYS | Morrill, Scotts Bluff | 44 min |
| Jun 8, 7:06 PM CDT | Severe Thunderstorm Warning | CYS | Scotts Bluff | 39 min |
| Jun 8, 7:23 PM CDT | Severe Thunderstorm Warning | CYS | Scotts Bluff | 12 min |
| Jun 8, 7:44 PM CDT | Severe Thunderstorm Warning | CYS | Box Butte, Morrill, Scotts Bluff | 46 min |
| Jun 8, 7:58 PM CDT | Severe Thunderstorm Warning | CYS | Scotts Bluff, Sioux | 47 min |
| Jun 8, 8:00 PM CDT | Severe Thunderstorm Warning | CYS | Banner, Scotts Bluff | 45 min |
| Jun 8, 8:03 PM CDT | Severe Thunderstorm Warning | CYS | Banner | 42 min |
| Jun 8, 8:05 PM CDT | Severe Thunderstorm Warning | LBF | Sheridan | 40 min |
| Jun 8, 8:16 PM CDT | Severe Thunderstorm Warning | LBF | Deuel | 44 min |
| Jun 8, 8:29 PM CDT | Severe Thunderstorm Warning | CYS | Box Butte, Morrill | 61 min |
| Jun 8, 8:36 PM CDT | Severe Thunderstorm Warning | GLD | Dundy | 54 min |
| Jun 8, 8:42 PM CDT | Severe Thunderstorm Warning | CYS | Banner, Scotts Bluff | 24 min |
| Jun 8, 8:45 PM CDT | Severe Thunderstorm Warning | LBF | Sheridan | 45 min |
| Jun 8, 8:48 PM CDT | Severe Thunderstorm Warning | LBF | Chase, Deuel, Garden, Keith, Perkins | 57 min |
| Jun 8, 8:53 PM CDT | Severe Thunderstorm Warning | CYS | Banner, Scotts Bluff | 13 min |
| Jun 8, 9:22 PM CDT | Severe Thunderstorm Warning | CYS | Morrill | 12 min |
| Jun 8, 9:26 PM CDT | Severe Thunderstorm Warning | LBF | Arthur, Chase, Hayes, Keith, Lincoln, McPherson and 1 more | 49 min |
| Jun 8, 9:27 PM CDT | Severe Thunderstorm Warning | CYS | Box Butte, Morrill, Scotts Bluff | 63 min |
| Jun 8, 10:10 PM CDT | Severe Thunderstorm Warning | LBF | Frontier, Hayes, Keith, Lincoln, Perkins | 65 min |
| Jun 8, 10:19 PM CDT | Severe Thunderstorm Warning | LBF | Cherry, Sheridan | 41 min |
| Jun 9, 4:45 PM CDT | Severe Thunderstorm Warning | CYS | Cheyenne | 45 min |
| Jun 9, 5:12 PM CDT | Severe Thunderstorm Warning | GLD | Hitchcock, Red Willow | 65 min |
| Jun 9, 5:25 PM CDT | Severe Thunderstorm Warning | LBF | Deuel, Garden | 65 min |
| Jun 9, 6:02 PM CDT | Severe Thunderstorm Warning | LBF | Arthur, Garden, Grant | 43 min |
| Jun 9, 6:05 PM CDT | Severe Thunderstorm Warning | CYS | Dawes | 25 min |
| Jun 9, 6:06 PM CDT | Severe Thunderstorm Warning | LBF | Sheridan | 54 min |
| Jun 9, 6:28 PM CDT | Severe Thunderstorm Warning | GID | Furnas, Harlan | 47 min |
| Jun 9, 6:29 PM CDT | Severe Thunderstorm Warning | GID | Franklin, Harlan | 46 min |
| Jun 9, 6:45 PM CDT | Severe Thunderstorm Warning | GID | Franklin, Kearney, Phelps | 45 min |
| Jun 9, 6:46 PM CDT | Severe Thunderstorm Warning | LBF | Arthur, Garden, Grant, Hooker, Keith, McPherson and 1 more | 44 min |
| Jun 9, 7:13 PM CDT | Severe Thunderstorm Warning | GID | Adams, Buffalo, Franklin, Hall, Howard, Kearney and 2 more | 62 min |
| Jun 9, 7:18 PM CDT | Severe Thunderstorm Warning | GID | Adams, Buffalo, Hall, Kearney | 42 min |
| Jun 9, 7:19 PM CDT | Severe Thunderstorm Warning | LBF | Garden, Grant, Sheridan | 41 min |
| Jun 9, 7:23 PM CDT | Severe Thunderstorm Warning | LBF | Cherry, Sheridan | 52 min |
| Jun 9, 7:25 PM CDT | Severe Thunderstorm Warning | LBF | Arthur, Grant, Hooker, McPherson | 50 min |
| Jun 9, 7:43 PM CDT | Severe Thunderstorm Warning | GID | Adams, Clay, Hall, Hamilton, Howard, Merrick | 47 min |
| Jun 9, 8:09 PM CDT | Severe Thunderstorm Warning | LBF | Hooker, McPherson | 51 min |
| Jun 9, 8:22 PM CDT | Severe Thunderstorm Warning | LBF | Custer | 53 min |
| Jun 9, 8:26 PM CDT | Severe Thunderstorm Warning | GID | Greeley, Nance | 19 min |
| Jun 9, 8:27 PM CDT | Severe Thunderstorm Warning | LBF | Blaine, Custer, Logan, Thomas | 48 min |
| Jun 9, 8:28 PM CDT | Severe Thunderstorm Warning | OAX | Antelope, Boone, Madison, Platte | 47 min |
| Jun 9, 8:34 PM CDT | Severe Thunderstorm Warning | LBF | Custer | 26 min |
| Jun 9, 8:35 PM CDT | Severe Thunderstorm Warning | GID | Sherman, Valley | 25 min |
| Jun 9, 8:42 PM CDT | Severe Thunderstorm Warning | LBF | Hooker, McPherson, Thomas | 48 min |
| Jun 9, 8:55 PM CDT | Severe Thunderstorm Warning | LBF | Custer, Garfield, Loup, Wheeler | 65 min |
| Jun 9, 8:57 PM CDT | Severe Thunderstorm Warning | GID | Valley | 18 min |
| Jun 9, 9:00 PM CDT | Severe Thunderstorm Warning | GID | Polk, York | 45 min |
| Jun 9, 9:14 PM CDT | Severe Thunderstorm Warning | OAX | Butler, Colfax, Platte, Saunders, Seward | 39 min |
| Jun 9, 9:16 PM CDT | Severe Thunderstorm Warning | LBF | Blaine, Brown, Custer, Loup, Rock | 44 min |
| Jun 9, 9:17 PM CDT | Severe Thunderstorm Warning | LBF | Blaine, Thomas | 29 min |
| Jun 9, 9:22 PM CDT | Severe Thunderstorm Warning | OAX | Pierce | 19 min |
| Jun 9, 9:24 PM CDT | Severe Thunderstorm Warning | GID | Valley | 21 min |
| Jun 9, 9:24 PM CDT | Severe Thunderstorm Warning | LBF | Garfield, Holt, Loup, Rock, Wheeler | 51 min |
| Jun 9, 9:46 PM CDT | Severe Thunderstorm Warning | OAX | Madison, Pierce, Stanton, Wayne | 28 min |
| Jun 9, 10:09 PM CDT | Severe Thunderstorm Warning | LBF | Boyd, Holt, Keya Paha, Rock | 51 min |
| Jun 9, 10:20 PM CDT | Severe Thunderstorm Warning | LBF | Thomas | 9 min |
| Jun 9, 10:26 PM CDT | Severe Thunderstorm Warning | OAX | Saunders | 30 min |
| Jun 11, 1:33 AM CDT | Severe Thunderstorm Warning | LBF | Frontier, Lincoln | 27 min |
| Jun 11, 1:40 AM CDT | Severe Thunderstorm Warning | GID | Dawson, Gosper | 15 min |
| Jun 11, 2:32 AM CDT | Severe Thunderstorm Warning | GID | Hall, Hamilton, Merrick, Polk, York | 43 min |
| Jun 11, 2:36 AM CDT | Severe Thunderstorm Warning | GID | Adams, Buffalo, Dawson, Gosper, Hall, Kearney and 1 more | 39 min |
| Jun 11, 2:43 AM CDT | Severe Thunderstorm Warning | GID | Adams, Clay, Hall, Hamilton | 32 min |
| Jun 11, 2:46 AM CDT | Severe Thunderstorm Warning | GID | Buffalo, Dawson, Gosper, Kearney, Phelps | 29 min |
| Jun 11, 2:55 AM CDT | Severe Thunderstorm Warning | GID | Buffalo, Hall, Hamilton, Howard, Merrick, Polk and 1 more | 40 min |
| Jun 11, 3:01 AM CDT | Severe Thunderstorm Warning | GID | Adams, Kearney, Phelps | 44 min |
| Jun 11, 3:13 AM CDT | Severe Thunderstorm Warning | OAX | Butler, Lancaster, Saunders, Seward | 47 min |
| Jun 11, 3:14 AM CDT | Severe Thunderstorm Warning | GID | Adams, Buffalo, Hall, Kearney, Phelps | 46 min |
| Jun 11, 3:18 AM CDT | Severe Thunderstorm Warning | GID | Clay, Fillmore, Hamilton, York | 42 min |
| Jun 11, 3:43 AM CDT | Severe Thunderstorm Warning | GID | Adams, Kearney | 17 min |
| Jun 11, 3:52 AM CDT | Severe Thunderstorm Warning | OAX | Butler, Cass, Lancaster, Saunders, Seward | 38 min |
| Jun 11, 3:54 AM CDT | Severe Thunderstorm Warning | OAX | Lancaster, Saline, Seward | 51 min |
| Jun 11, 3:57 AM CDT | Severe Thunderstorm Warning | GID | Adams, Clay | 48 min |
| Jun 11, 3:57 AM CDT | Severe Thunderstorm Warning | OAX | Cass, Lancaster, Otoe | 48 min |
| Jun 11, 3:58 AM CDT | Severe Thunderstorm Warning | GID | Clay, Fillmore, Hamilton, York | 47 min |
| Jun 11, 4:06 AM CDT | Severe Thunderstorm Warning | GID | Adams, Buffalo, Hall, Kearney | 39 min |
| Jun 11, 4:21 AM CDT | Severe Thunderstorm Warning | OAX | Cass, Otoe | 39 min |
| Jun 11, 4:40 AM CDT | Severe Thunderstorm Warning | OAX | Cass, Gage, Lancaster, Otoe, Saline, Seward | 50 min |
| Jun 11, 4:45 AM CDT | Severe Thunderstorm Warning | OAX | Lancaster, Saline, Seward | 33 min |
| Jun 11, 4:51 AM CDT | Severe Thunderstorm Warning | OAX | Cass, Otoe | 54 min |
| Jun 11, 5:00 AM CDT | Severe Thunderstorm Warning | OAX | Cass, Lancaster, Otoe, Sarpy | 45 min |
| Jun 11, 5:07 AM CDT | Severe Thunderstorm Warning | OAX | Cass, Gage, Johnson, Lancaster, Nemaha, Otoe | 38 min |
| Jun 11, 5:13 AM CDT | Severe Thunderstorm Warning | OAX | Cass, Otoe | 47 min |
| Jun 11, 5:28 AM CDT | Severe Thunderstorm Warning | OAX | Cass, Otoe, Sarpy | 47 min |
| Jun 13, 4:08 AM CDT | Severe Thunderstorm Warning | LBF | Blaine, Garfield, Loup, Wheeler | 52 min |
| Jun 13, 4:12 AM CDT | Severe Thunderstorm Warning | GID | Dawson | 48 min |
| Jun 13, 4:26 AM CDT | Severe Thunderstorm Warning | LBF | Garfield, Loup, Wheeler | 29 min |
| Jun 13, 4:33 AM CDT | Severe Thunderstorm Warning | LBF | Blaine, Loup, Rock | 42 min |
| Jun 13, 4:42 AM CDT | Severe Thunderstorm Warning | LBF | Custer | 24 min |
| Jun 13, 4:48 AM CDT | Severe Thunderstorm Warning | GID | Greeley | 42 min |
| Jun 13, 4:49 AM CDT | Severe Thunderstorm Warning | GID | Greeley, Valley | 41 min |
| Jun 13, 4:53 AM CDT | Severe Thunderstorm Warning | OAX | Boone | 37 min |
| Jun 13, 4:54 AM CDT | Severe Thunderstorm Warning | GID | Dawson | 36 min |
| Jun 13, 4:57 AM CDT | Severe Thunderstorm Warning | LBF | Garfield, Loup | 34 min |
| Jun 13, 5:27 AM CDT | Severe Thunderstorm Warning | GID | Greeley | 48 min |
| Jun 13, 5:32 AM CDT | Severe Thunderstorm Warning | OAX | Boone | 43 min |
| Jun 13, 5:45 AM CDT | Severe Thunderstorm Warning | LBF | Blaine, Custer | 45 min |
| Jun 13, 6:59 AM CDT | Severe Thunderstorm Warning | OAX | Colfax, Platte | 22 min |
| Jun 13, 8:13 AM CDT | Severe Thunderstorm Warning | OAX | Cass, Dodge, Douglas, Sarpy, Saunders, Washington | 47 min |
| Jun 13, 8:38 AM CDT | Severe Thunderstorm Warning | OAX | Cass, Douglas, Sarpy, Washington | 52 min |
| Jun 13, 3:45 PM CDT | Severe Thunderstorm Warning | GID | Nuckolls, Webster | 45 min |
| Jun 13, 4:07 PM CDT | Severe Thunderstorm Warning | GID | Nuckolls, Thayer | 53 min |
| Jun 13, 4:32 PM CDT | Severe Thunderstorm Warning | OAX | Gage, Jefferson | 43 min |
| Jun 13, 4:54 PM CDT | Severe Thunderstorm Warning | OAX | Pawnee, Richardson | 51 min |
| Jun 20, 3:50 AM CDT | Severe Thunderstorm Warning | GID | Franklin | 40 min |
| Jun 20, 9:31 AM CDT | Severe Thunderstorm Warning | GID | Buffalo | 29 min |
| Jun 20, 9:39 AM CDT | Severe Thunderstorm Warning | LBF | Custer | 51 min |
| Jun 20, 10:01 AM CDT | Severe Thunderstorm Warning | GID | Buffalo | 29 min |
| Jun 20, 10:09 AM CDT | Severe Thunderstorm Warning | LBF | Custer | 51 min |
| Jun 20, 10:24 AM CDT | Severe Thunderstorm Warning | GID | Adams, Buffalo, Hall, Kearney | 36 min |
| Jun 20, 10:45 AM CDT | Severe Thunderstorm Warning | GID | Buffalo, Sherman | 45 min |
| Jun 20, 11:29 AM CDT | Severe Thunderstorm Warning | GID | Buffalo, Hall | 46 min |
| Jun 20, 1:34 PM CDT | Severe Thunderstorm Warning | GID | Clay, Fillmore, Nuckolls, Thayer | 41 min |
| Jun 20, 1:34 PM CDT | Severe Thunderstorm Warning | LBF | Brown, Rock | 41 min |
| Jun 20, 1:37 PM CDT | Severe Thunderstorm Warning | LBF | Cherry | 38 min |
| Jun 20, 2:49 PM CDT | Severe Thunderstorm Warning | GLD | Dundy, Hitchcock | 41 min |
| Jun 20, 3:11 PM CDT | Severe Thunderstorm Warning | LBF | Cherry | 49 min |
| Jun 20, 3:25 PM CDT | Severe Thunderstorm Warning | GLD | Dundy, Hitchcock | 50 min |
| Jun 20, 3:47 PM CDT | Severe Thunderstorm Warning | LBF | Blaine, Loup | 43 min |
| Jun 20, 3:54 PM CDT | Severe Thunderstorm Warning | GLD | Dundy | 66 min |
| Jun 20, 4:12 PM CDT | Severe Thunderstorm Warning | GLD | Dundy, Hitchcock, Red Willow | 63 min |
| Jun 20, 4:37 PM CDT | Severe Thunderstorm Warning | GLD | Hitchcock | 23 min |
| Jun 20, 4:42 PM CDT | Severe Thunderstorm Warning | GLD | Hitchcock | 18 min |
| Jun 20, 4:52 PM CDT | Severe Thunderstorm Warning | GLD | Dundy | 53 min |
| Jun 20, 4:56 PM CDT | Severe Thunderstorm Warning | GLD | Hitchcock, Red Willow | 34 min |
| Jun 20, 5:29 PM CDT | Severe Thunderstorm Warning | OAX | Gage, Jefferson | 46 min |
| Jun 20, 5:40 PM CDT | Severe Thunderstorm Warning | GLD | Dundy | 35 min |
| Jun 20, 5:54 PM CDT | Severe Thunderstorm Warning | OAX | Gage | 32 min |
| Jun 20, 5:57 PM CDT | Severe Thunderstorm Warning | GID | Howard, Sherman, Valley | 48 min |
| Jun 20, 6:36 PM CDT | Severe Thunderstorm Warning | GID | Buffalo, Hall, Howard, Sherman | 39 min |
| Jun 20, 7:09 PM CDT | Severe Thunderstorm Warning | LBF | Garden, Grant, Sheridan | 51 min |
| Jun 20, 7:10 PM CDT | Severe Thunderstorm Warning | CYS | Sioux | 50 min |
| Jun 20, 7:12 PM CDT | Severe Thunderstorm Warning | GID | Adams, Buffalo, Hall, Hamilton, Howard | 48 min |
| Jun 20, 7:40 PM CDT | Severe Thunderstorm Warning | LBF | Grant, Hooker | 26 min |
| Jun 20, 7:42 PM CDT | Severe Thunderstorm Warning | CYS | Banner, Scotts Bluff | 48 min |
| Jun 20, 7:46 PM CDT | Severe Thunderstorm Warning | GID | Adams, Clay, Hall, Hamilton | 44 min |
| Jun 20, 7:54 PM CDT | Severe Thunderstorm Warning | CYS | Box Butte, Dawes, Morrill, Scotts Bluff, Sioux | 38 min |
| Jun 20, 8:13 PM CDT | Severe Thunderstorm Warning | CYS | Kimball | 29 min |
| Jun 20, 8:20 PM CDT | Severe Thunderstorm Warning | GID | Adams, Clay, Fillmore, Nuckolls | 40 min |
| Jun 20, 8:27 PM CDT | Severe Thunderstorm Warning | CYS | Kimball | 17 min |
| Jun 20, 8:27 PM CDT | Severe Thunderstorm Warning | CYS | Banner, Cheyenne, Kimball, Morrill, Scotts Bluff | 48 min |
| Jun 20, 8:52 PM CDT | Severe Thunderstorm Warning | GID | Clay, Fillmore, Nuckolls, Thayer | 41 min |
| Jun 20, 9:24 PM CDT | Severe Thunderstorm Warning | GID | Nuckolls, Thayer | 26 min |
| Jun 20, 9:33 PM CDT | Severe Thunderstorm Warning | CYS | Cheyenne, Morrill | 42 min |
| Jun 20, 9:40 PM CDT | Severe Thunderstorm Warning | LBF | Garden | 50 min |
| Jun 21, 1:49 PM CDT | Severe Thunderstorm Warning | CYS | Morrill | 20 min |
| Jun 21, 1:55 PM CDT | Severe Thunderstorm Warning | LBF | Garden | 50 min |
| Jun 21, 2:28 PM CDT | Severe Thunderstorm Warning | LBF | Garden | 41 min |
| Jun 21, 2:42 PM CDT | Severe Thunderstorm Warning | LBF | Chase | 48 min |
| Jun 21, 2:48 PM CDT | Severe Thunderstorm Warning | LBF | Arthur | 42 min |
| Jun 21, 2:56 PM CDT | Severe Thunderstorm Warning | LBF | Chase | 64 min |
| Jun 21, 3:22 PM CDT | Severe Thunderstorm Warning | LBF | Arthur, Keith | 38 min |
| Jun 21, 3:26 PM CDT | Severe Thunderstorm Warning | CYS | Dawes | 34 min |
| Jun 21, 3:30 PM CDT | Severe Thunderstorm Warning | GLD | Dundy, Hitchcock | 60 min |
| Jun 21, 3:33 PM CDT | Severe Thunderstorm Warning | CYS | Dawes | 27 min |
| Jun 21, 3:44 PM CDT | Severe Thunderstorm Warning | LBF | Hayes | 16 min |
| Jun 21, 3:58 PM CDT | Severe Thunderstorm Warning | CYS | Dawes | 32 min |
| Jun 21, 4:02 PM CDT | Severe Thunderstorm Warning | LBF | Sheridan | 43 min |
| Jun 21, 4:03 PM CDT | Severe Thunderstorm Warning | GLD | Dundy | 42 min |
| Jun 21, 4:08 PM CDT | Severe Thunderstorm Warning | LBF | Keith, Lincoln, Perkins | 52 min |
| Jun 21, 4:09 PM CDT | Severe Thunderstorm Warning | GLD | Dundy, Hitchcock | 32 min |
| Jun 21, 4:40 PM CDT | Severe Thunderstorm Warning | LBF | Frontier, Hayes, Lincoln, Perkins | 65 min |
| Jun 21, 5:16 PM CDT | Severe Thunderstorm Warning | LBF | Cherry, Garden, Grant, Sheridan | 44 min |
| Jun 21, 5:42 PM CDT | Severe Thunderstorm Warning | LBF | Cherry, Garden, Grant, Sheridan | 48 min |
| Jun 21, 6:20 PM CDT | Severe Thunderstorm Warning | LBF | Arthur, Keith | 40 min |
| Jun 21, 6:39 PM CDT | Severe Thunderstorm Warning | LBF | Arthur, Keith | 40 min |
| Jun 21, 7:14 PM CDT | Severe Thunderstorm Warning | LBF | Keith | 33 min |
| Jun 21, 7:32 PM CDT | Severe Thunderstorm Warning | LBF | Keith, Perkins | 24 min |
| Jun 21, 7:47 PM CDT | Severe Thunderstorm Warning | LBF | Chase, Perkins | 43 min |
| Jun 22, 2:43 PM CDT | Severe Thunderstorm Warning | CYS | Banner, Kimball | 47 min |
| Jun 22, 3:25 PM CDT | Severe Thunderstorm Warning | CYS | Kimball | 50 min |
| Jun 22, 3:30 PM CDT | Severe Thunderstorm Warning | CYS | Banner, Kimball | 45 min |
| Jun 22, 3:49 PM CDT | Severe Thunderstorm Warning | CYS | Sioux | 27 min |
| Jun 22, 4:10 PM CDT | Severe Thunderstorm Warning | CYS | Banner, Kimball | 50 min |
| Jun 22, 4:12 PM CDT | Severe Thunderstorm Warning | CYS | Cheyenne, Kimball | 48 min |
| Jun 22, 4:48 PM CDT | Severe Thunderstorm Warning | CYS | Kimball | 42 min |
| Jun 22, 5:08 PM CDT | Severe Thunderstorm Warning | CYS | Sioux | 52 min |
| Jun 22, 5:50 PM CDT | Severe Thunderstorm Warning | CYS | Scotts Bluff, Sioux | 55 min |
| Jun 22, 6:22 PM CDT | Severe Thunderstorm Warning | CYS | Banner, Scotts Bluff, Sioux | 53 min |
| Jun 22, 6:23 PM CDT | Severe Thunderstorm Warning | CYS | Sioux | 67 min |
| Jun 22, 7:21 PM CDT | Severe Thunderstorm Warning | CYS | Box Butte, Dawes, Sioux | 54 min |
| Jun 22, 7:40 PM CDT | Severe Thunderstorm Warning | CYS | Cheyenne, Morrill | 44 min |
| Jun 22, 11:06 PM CDT | Severe Thunderstorm Warning | LBF | Cherry, Sheridan | 39 min |
| Jun 23, 4:48 AM CDT | Severe Thunderstorm Warning | LBF | Sheridan | 42 min |
| Jun 23, 5:09 AM CDT | Severe Thunderstorm Warning | LBF | Cherry, Garden, Grant, Sheridan | 66 min |
| Jun 23, 6:01 AM CDT | Severe Thunderstorm Warning | LBF | Arthur, Garden, Grant, Sheridan | 44 min |
| Jun 23, 6:41 AM CDT | Severe Thunderstorm Warning | LBF | Arthur, Garden, Grant | 30 min |
| Jun 23, 8:30 AM CDT | Severe Thunderstorm Warning | LBF | Frontier, Hayes | 15 min |
| Jun 23, 11:07 PM CDT | Severe Thunderstorm Warning | LBF | Chase, Keith, Perkins | 38 min |
| Jun 24, 6:34 PM CDT | Severe Thunderstorm Warning | CYS | Sioux | 20 min |
| Jun 24, 6:45 PM CDT | Severe Thunderstorm Warning | CYS | Cheyenne | 30 min |
| Jun 24, 6:57 PM CDT | Severe Thunderstorm Warning | LBF | Keith | 48 min |
| Jun 24, 7:05 PM CDT | Severe Thunderstorm Warning | LBF | Keith, Perkins | 40 min |
| Jun 24, 7:08 PM CDT | Severe Thunderstorm Warning | LBF | Deuel, Garden | 52 min |
| Jun 24, 7:30 PM CDT | Severe Thunderstorm Warning | LBF | Keith, Perkins | 45 min |
| Jun 24, 7:44 PM CDT | Severe Thunderstorm Warning | LBF | Keith, Perkins | 31 min |
| Jun 24, 8:05 PM CDT | Severe Thunderstorm Warning | CYS | Cheyenne | 40 min |
| Jun 24, 8:06 PM CDT | Severe Thunderstorm Warning | LBF | Chase, Hayes, Lincoln, Perkins | 39 min |
| Jun 24, 8:09 PM CDT | Severe Thunderstorm Warning | LBF | Lincoln | 51 min |
| Jun 24, 8:13 PM CDT | Severe Thunderstorm Warning | LBF | Arthur, Garden, Keith | 47 min |
| Jun 24, 8:26 PM CDT | Severe Thunderstorm Warning | LBF | Deuel, Garden, Keith | 34 min |
| Jun 24, 8:31 PM CDT | Severe Thunderstorm Warning | LBF | Lincoln | 44 min |
| Jun 24, 8:43 PM CDT | Severe Thunderstorm Warning | LBF | Chase, Hayes | 47 min |
| Jun 24, 9:00 PM CDT | Severe Thunderstorm Warning | GLD | Dundy, Hitchcock | 45 min |
| Jun 24, 9:04 PM CDT | Severe Thunderstorm Warning | GID | Dawson, Gosper | 41 min |
| Jun 24, 9:05 PM CDT | Severe Thunderstorm Warning | LBF | Frontier, Lincoln | 40 min |
| Jun 24, 9:10 PM CDT | Severe Thunderstorm Warning | LBF | Lincoln | 50 min |
| Jun 24, 9:26 PM CDT | Severe Thunderstorm Warning | LBF | Frontier | 36 min |
| Jun 24, 9:38 PM CDT | Severe Thunderstorm Warning | GID | Dawson, Gosper | 52 min |
| Jun 24, 9:40 PM CDT | Severe Thunderstorm Warning | LBF | Lincoln | 50 min |
| Jun 24, 10:08 PM CDT | Severe Thunderstorm Warning | LBF | Frontier, Lincoln | 39 min |
| Jun 24, 10:21 PM CDT | Severe Thunderstorm Warning | LBF | Chase | 39 min |
| Jun 24, 10:25 PM CDT | Severe Thunderstorm Warning | GID | Furnas, Gosper, Harlan, Phelps | 50 min |
| Jun 24, 11:41 PM CDT | Severe Thunderstorm Warning | GID | Harlan | 49 min |
| Jun 24, 11:48 PM CDT | Severe Thunderstorm Warning | GLD | Dundy | 40 min |
| Jun 26, 5:49 PM CDT | Severe Thunderstorm Warning | CYS | Banner, Scotts Bluff | 41 min |
| Jun 26, 7:14 PM CDT | Severe Thunderstorm Warning | CYS | Box Butte, Morrill | 31 min |
| Jun 26, 7:31 PM CDT | Severe Thunderstorm Warning | CYS | Morrill | 29 min |
| Jun 26, 7:49 PM CDT | Severe Thunderstorm Warning | CYS | Kimball | 26 min |
| Jun 26, 7:57 PM CDT | Severe Thunderstorm Warning | CYS | Morrill | 33 min |
| Jun 26, 8:40 PM CDT | Severe Thunderstorm Warning | CYS | Banner, Cheyenne, Morrill | 35 min |
| Jun 26, 8:50 PM CDT | Severe Thunderstorm Warning | CYS | Banner, Scotts Bluff, Sioux | 25 min |
| Jun 26, 9:12 PM CDT | Severe Thunderstorm Warning | CYS | Morrill, Scotts Bluff, Sioux | 33 min |
| Jun 27, 6:31 PM CDT | Severe Thunderstorm Warning | CYS | Dawes, Sioux | 14 min |
| Jun 27, 6:43 PM CDT | Severe Thunderstorm Warning | CYS | Box Butte, Dawes | 47 min |
| Jun 27, 7:26 PM CDT | Severe Thunderstorm Warning | CYS | Box Butte, Dawes | 34 min |
| Jun 27, 7:38 PM CDT | Severe Thunderstorm Warning | LBF | Sheridan | 67 min |
| Jun 27, 8:16 PM CDT | Severe Thunderstorm Warning | CYS | Box Butte, Dawes | 14 min |
| Jun 27, 8:29 PM CDT | Severe Thunderstorm Warning | LBF | Sheridan | 46 min |
| Jun 27, 8:38 PM CDT | Severe Thunderstorm Warning | LBF | Sheridan | 52 min |
| Jun 27, 8:50 PM CDT | Severe Thunderstorm Warning | LBF | Cherry, Sheridan | 40 min |
| Jun 27, 9:10 PM CDT | Severe Thunderstorm Warning | LBF | Cherry | 50 min |
| Jun 27, 9:12 PM CDT | Severe Thunderstorm Warning | LBF | Cherry, Sheridan | 48 min |
| Jun 27, 9:21 PM CDT | Severe Thunderstorm Warning | LBF | Sheridan | 39 min |
| Jun 27, 9:56 PM CDT | Severe Thunderstorm Warning | LBF | Cherry, Sheridan | 49 min |
| Jun 27, 10:33 PM CDT | Severe Thunderstorm Warning | LBF | Cherry | 42 min |
| Jun 27, 11:10 PM CDT | Severe Thunderstorm Warning | LBF | Cherry, Keya Paha | 50 min |
| Jun 27, 11:14 PM CDT | Severe Thunderstorm Warning | LBF | Cherry | 46 min |
| Jun 27, 11:51 PM CDT | Severe Thunderstorm Warning | LBF | Keya Paha | 39 min |
| Jun 28, 12:04 AM CDT | Severe Thunderstorm Warning | LBF | Cherry | 41 min |
| Jun 28, 12:26 AM CDT | Severe Thunderstorm Warning | LBF | Boyd, Keya Paha | 49 min |
| Jun 28, 1:01 AM CDT | Severe Thunderstorm Warning | LBF | Boyd, Holt, Keya Paha, Rock | 44 min |
| Jun 28, 1:39 AM CDT | Severe Thunderstorm Warning | LBF | Boyd | 36 min |
| Jun 28, 4:04 AM CDT | Severe Thunderstorm Warning | OAX | Cedar, Knox | 24 min |
| Jun 28, 7:58 PM CDT | Severe Thunderstorm Warning | LBF | Cherry | 47 min |
| Jun 28, 8:17 PM CDT | Severe Thunderstorm Warning | LBF | Cherry | 27 min |
| Jun 28, 9:24 PM CDT | Severe Thunderstorm Warning | LBF | Cherry | 51 min |
| Jun 28, 9:58 PM CDT | Severe Thunderstorm Warning | LBF | Cherry | 47 min |
| Jun 28, 11:05 PM CDT | Severe Thunderstorm Warning | LBF | Sheridan | 40 min |
| Jun 28, 11:37 PM CDT | Severe Thunderstorm Warning | LBF | Sheridan | 38 min |
| Jun 28, 11:40 PM CDT | Severe Thunderstorm Warning | LBF | Sheridan | 34 min |
| Jun 29, 12:11 AM CDT | Severe Thunderstorm Warning | LBF | Sheridan | 64 min |
| Jun 29, 12:20 AM CDT | Severe Thunderstorm Warning | CYS | Box Butte, Dawes, Sioux | 40 min |
| Jun 29, 12:58 AM CDT | Severe Thunderstorm Warning | CYS | Dawes | 47 min |
| Jun 29, 1:02 AM CDT | Severe Thunderstorm Warning | CYS | Dawes, Sioux | 43 min |
| Jun 29, 1:15 AM CDT | Severe Thunderstorm Warning | LBF | Sheridan | 60 min |
| Jun 29, 2:06 AM CDT | Severe Thunderstorm Warning | LBF | Cherry, Sheridan | 54 min |
| Jun 29, 2:08 AM CDT | Severe Thunderstorm Warning | CYS | Dawes | 37 min |
| Jun 29, 6:29 PM CDT | Severe Thunderstorm Warning | OAX | Antelope, Knox | 46 min |
| Jun 29, 7:06 PM CDT | Severe Thunderstorm Warning | OAX | Cedar, Knox | 39 min |
| Jun 29, 7:18 PM CDT | Severe Thunderstorm Warning | OAX | Knox | 42 min |
| Jun 29, 7:47 PM CDT | Severe Thunderstorm Warning | OAX | Cedar, Knox | 43 min |
| Jun 29, 8:30 PM CDT | Severe Thunderstorm Warning | OAX | Cedar | 28 min |
| Jun 29, 9:31 PM CDT | Severe Thunderstorm Warning | GID | Greeley, Howard, Nance | 29 min |
| Jun 29, 9:35 PM CDT | Severe Thunderstorm Warning | OAX | Boone | 25 min |
| Jun 29, 9:40 PM CDT | Severe Thunderstorm Warning | GID | Sherman, Valley | 35 min |
| Jun 29, 9:58 PM CDT | Severe Thunderstorm Warning | OAX | Boone | 47 min |
| Jun 29, 10:06 PM CDT | Severe Thunderstorm Warning | GID | Greeley, Howard, Sherman, Valley | 39 min |
| Jun 29, 10:12 PM CDT | Severe Thunderstorm Warning | LBF | Garfield, Holt, Loup | 11 min |
| Jun 29, 10:13 PM CDT | Severe Thunderstorm Warning | OAX | Boone, Madison, Platte | 35 min |
| Jun 29, 10:23 PM CDT | Severe Thunderstorm Warning | GID | Sherman, Valley | 37 min |
| Jun 29, 10:38 PM CDT | Severe Thunderstorm Warning | GID | Greeley | 67 min |
| Jun 29, 10:52 PM CDT | Severe Thunderstorm Warning | OAX | Antelope, Boone | 38 min |
| Jun 29, 10:57 PM CDT | Severe Thunderstorm Warning | GID | Greeley, Valley | 48 min |
| Jun 29, 11:06 PM CDT | Severe Thunderstorm Warning | LBF | Wheeler | 39 min |
| Jun 29, 11:09 PM CDT | Severe Thunderstorm Warning | OAX | Antelope, Boone | 51 min |
| Jun 29, 11:43 PM CDT | Severe Thunderstorm Warning | OAX | Antelope, Boone, Madison, Pierce | 47 min |
| Jun 29, 11:59 PM CDT | Severe Thunderstorm Warning | OAX | Madison, Pierce | 46 min |
| Jun 30, 12:00 AM CDT | Severe Thunderstorm Warning | OAX | Cuming, Stanton, Wayne | 45 min |
| Jun 30, 12:21 AM CDT | Severe Thunderstorm Warning | OAX | Cedar, Pierce, Wayne | 39 min |
| Jun 30, 12:27 AM CDT | Severe Thunderstorm Warning | OAX | Antelope, Knox | 48 min |
| Jun 30, 12:40 AM CDT | Severe Thunderstorm Warning | FSD | Dakota, Dixon | 50 min |
| Jun 30, 12:40 AM CDT | Severe Thunderstorm Warning | OAX | Cuming, Stanton, Thurston, Wayne | 50 min |
| Jun 30, 12:45 AM CDT | Severe Thunderstorm Warning | OAX | Antelope | 30 min |
| Jun 30, 12:50 AM CDT | Severe Thunderstorm Warning | OAX | Knox | 25 min |
| Jun 30, 1:14 AM CDT | Severe Thunderstorm Warning | FSD | Dakota, Dixon | 46 min |
| Jun 30, 1:43 AM CDT | Severe Thunderstorm Warning | OAX | Antelope, Pierce | 25 min |
| Jun 30, 2:00 AM CDT | Severe Thunderstorm Warning | OAX | Antelope, Boone | 17 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Sheridan County31
- Cherry County27
- Morrill County23
- Scotts Bluff County21
- Garden County21
- Sioux County19
- Keith County18
- Lancaster County16
- Buffalo County16
- Kimball County15
- Dawes County15
- Hall County15
- Cass County15
- Box Butte County14
- Banner County14
- Perkins County14
- Adams County14
- Hamilton County13
- Cheyenne County13
- Dundy County13
- Harlan County12
- York County12
- Lincoln County12
- Phelps County11
- Kearney County11
- Otoe County11
- Hitchcock County11
- Arthur County11
- Grant County11
- Dawson County10
- Gage County10
- Fillmore County10
- Custer County10
- Chase County10
- Boone County10
- Saline County9
- Clay County9
- Antelope County9
- Valley County9
- Loup County9
53 more counties
- Seward County8
- Frontier County8
- Howard County8
- Sherman County8
- Greeley County8
- Furnas County7
- Gosper County7
- Jefferson County7
- Sarpy County7
- Saunders County7
- Hayes County7
- Blaine County7
- Knox County7
- Franklin County6
- Keya Paha County6
- Merrick County6
- Thayer County6
- Garfield County6
- Rock County6
- Pierce County6
- Nuckolls County6
- Washington County5
- Douglas County5
- Polk County5
- Red Willow County5
- Deuel County5
- McPherson County5
- Hooker County5
- Madison County5
- Wheeler County5
- Cedar County5
- Thomas County4
- Platte County4
- Holt County4
- Wayne County4
- Boyd County4
- Burt County3
- Brown County3
- Butler County3
- Stanton County3
- Thurston County2
- Dodge County2
- Johnson County2
- Nemaha County2
- Nance County2
- Colfax County2
- Cuming County2
- Dakota County2
- Dixon County2
- Logan County1
- Webster County1
- Pawnee County1
- Richardson County1
Nearby
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.