Alert archive / Colorado / Severe Thunderstorm Warnings / 2018
Severe Thunderstorm Warnings in Colorado, August 2018
172 severe thunderstorm warnings in August 2018. 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 August 2018. Tap one for its archive.
- Severe Thunderstorm Warnings
- 172
- Busiest day
- August 8, 201840 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, Mountain Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 1, 6:25 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 35 min |
| Aug 3, 3:01 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 44 min |
| Aug 3, 3:43 PM MDT | Severe Thunderstorm Warning | PUB | Bent, Crowley, Kiowa, Otero | 32 min |
| Aug 3, 3:45 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 60 min |
| Aug 3, 4:29 PM MDT | Severe Thunderstorm Warning | PUB | Bent, Prowers | 46 min |
| Aug 3, 5:12 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa, Prowers | 36 min |
| Aug 3, 8:39 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 3 more | 51 min |
| Aug 5, 1:56 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 49 min |
| Aug 5, 2:08 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 37 min |
| Aug 5, 3:22 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Sedgwick | 38 min |
| Aug 5, 3:52 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 23 min |
| Aug 5, 4:05 PM MDT | Severe Thunderstorm Warning | BOU | Phillips, Sedgwick | 40 min |
| Aug 5, 4:53 PM MDT | Severe Thunderstorm Warning | PUB | Custer, Huerfano, Pueblo, Saguache | 37 min |
| Aug 5, 5:24 PM MDT | Severe Thunderstorm Warning | PUB | Custer, Huerfano, Pueblo | 36 min |
| Aug 5, 5:53 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano, Las Animas | 37 min |
| Aug 5, 7:12 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Weld | 48 min |
| Aug 5, 8:09 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 51 min |
| Aug 5, 8:48 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Phillips | 42 min |
| Aug 5, 8:49 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 56 min |
| Aug 5, 9:44 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 18 min |
| Aug 6, 12:45 PM MDT | Severe Thunderstorm Warning | PUB | El Paso, Teller | 45 min |
| Aug 6, 1:19 PM MDT | Severe Thunderstorm Warning | PUB | El Paso, Teller | 26 min |
| Aug 6, 1:45 PM MDT | Severe Thunderstorm Warning | PUB | El Paso, Teller | 45 min |
| Aug 6, 2:21 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 39 min |
| Aug 6, 2:28 PM MDT | Severe Thunderstorm Warning | PUB | El Paso, Pueblo | 47 min |
| Aug 6, 2:43 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 47 min |
| Aug 6, 3:12 PM MDT | Severe Thunderstorm Warning | PUB | El Paso, Pueblo | 48 min |
| Aug 6, 3:23 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 52 min |
| Aug 6, 3:26 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 49 min |
| Aug 6, 3:50 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, El Paso, Otero, Pueblo | 40 min |
| Aug 6, 3:55 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 35 min |
| Aug 6, 4:04 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 26 min |
| Aug 6, 4:15 PM MDT | Severe Thunderstorm Warning | PUB | El Paso, Pueblo | 45 min |
| Aug 6, 4:27 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 48 min |
| Aug 6, 4:30 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 45 min |
| Aug 6, 4:30 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, Otero, Pueblo | 45 min |
| Aug 6, 4:56 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, El Paso, Pueblo | 34 min |
| Aug 6, 5:12 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 48 min |
| Aug 6, 5:14 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, Kiowa, Otero | 30 min |
| Aug 6, 5:46 PM MDT | Severe Thunderstorm Warning | PUB | Teller | 44 min |
| Aug 6, 5:52 PM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 38 min |
| Aug 6, 5:55 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 35 min |
| Aug 6, 5:56 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Morgan | 22 min |
| Aug 6, 6:13 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano, Las Animas | 47 min |
| Aug 6, 6:22 PM MDT | Severe Thunderstorm Warning | PUB | El Paso, Pueblo | 41 min |
| Aug 6, 6:28 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas, Otero, Pueblo | 47 min |
| Aug 6, 6:48 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Weld | 42 min |
| Aug 6, 6:59 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 46 min |
| Aug 6, 7:12 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas, Otero | 48 min |
| Aug 6, 7:14 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 31 min |
| Aug 6, 7:32 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, Otero | 28 min |
| Aug 6, 7:41 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert | 49 min |
| Aug 6, 7:46 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 29 min |
| Aug 6, 8:00 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert | 45 min |
| Aug 6, 8:15 PM MDT | Severe Thunderstorm Warning | BOU | Elbert, Lincoln | 45 min |
| Aug 6, 8:25 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 35 min |
| Aug 6, 8:28 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Douglas | 17 min |
| Aug 6, 8:47 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 43 min |
| Aug 6, 8:56 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 49 min |
| Aug 6, 9:00 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 11 min |
| Aug 6, 9:26 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 34 min |
| Aug 6, 9:59 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 31 min |
| Aug 6, 10:29 PM MDT | Severe Thunderstorm Warning | BOU | Elbert, Lincoln | 46 min |
| Aug 6, 11:07 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 23 min |
| Aug 6, 11:49 PM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 41 min |
| Aug 7, 12:27 AM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 22 min |
| Aug 7, 3:05 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano, Pueblo | 40 min |
| Aug 7, 3:07 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 23 min |
| Aug 7, 3:14 PM MDT | Severe Thunderstorm Warning | PUB | El Paso, Teller | 31 min |
| Aug 7, 3:43 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano, Las Animas | 15 min |
| Aug 7, 3:43 PM MDT | Severe Thunderstorm Warning | PUB | El Paso, Teller | 32 min |
| Aug 7, 3:49 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano, Pueblo | 26 min |
| Aug 7, 4:07 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 23 min |
| Aug 7, 4:09 PM MDT | Severe Thunderstorm Warning | BOU | Douglas, Elbert | 39 min |
| Aug 7, 4:28 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 47 min |
| Aug 7, 5:09 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe | 34 min |
| Aug 7, 5:17 PM MDT | Severe Thunderstorm Warning | BOU | Boulder, Larimer, Weld | 43 min |
| Aug 7, 5:45 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 45 min |
| Aug 7, 5:46 PM MDT | Severe Thunderstorm Warning | PUB | Custer | 44 min |
| Aug 7, 5:50 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 40 min |
| Aug 7, 6:07 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 38 min |
| Aug 7, 6:13 PM MDT | Severe Thunderstorm Warning | PUB | Custer | 32 min |
| Aug 7, 6:14 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Denver | 27 min |
| Aug 7, 6:28 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 47 min |
| Aug 7, 7:14 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 46 min |
| Aug 7, 7:19 PM MDT | Severe Thunderstorm Warning | PUB | Custer, Huerfano | 26 min |
| Aug 7, 7:24 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 19 min |
| Aug 7, 7:42 PM MDT | Severe Thunderstorm Warning | PUB | Costilla, Custer, Huerfano | 33 min |
| Aug 7, 7:47 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 43 min |
| Aug 7, 7:49 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne, Kit Carson | 41 min |
| Aug 7, 8:13 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano | 32 min |
| Aug 7, 8:28 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 47 min |
| Aug 7, 9:49 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, Otero, Pueblo | 26 min |
| Aug 7, 10:22 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 23 min |
| Aug 7, 10:44 PM MDT | Severe Thunderstorm Warning | PUB | El Paso, Pueblo | 31 min |
| Aug 7, 10:52 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 23 min |
| Aug 7, 10:58 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 32 min |
| Aug 7, 11:12 PM MDT | Severe Thunderstorm Warning | PUB | El Paso, Pueblo | 33 min |
| Aug 7, 11:15 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 30 min |
| Aug 7, 11:33 PM MDT | Severe Thunderstorm Warning | PUB | El Paso, Pueblo | 42 min |
| Aug 7, 11:45 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 30 min |
| Aug 8, 12:05 AM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 25 min |
| Aug 8, 12:12 AM MDT | Severe Thunderstorm Warning | PUB | Crowley, El Paso, Pueblo | 33 min |
| Aug 8, 12:42 AM MDT | Severe Thunderstorm Warning | PUB | Crowley, El Paso, Pueblo | 33 min |
| Aug 8, 1:14 AM MDT | Severe Thunderstorm Warning | PUB | Crowley, Pueblo | 31 min |
| Aug 8, 6:17 AM MDT | Severe Thunderstorm Warning | BOU | Weld | 43 min |
| Aug 8, 7:28 AM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 47 min |
| Aug 8, 8:58 AM MDT | Severe Thunderstorm Warning | BOU | Elbert | 47 min |
| Aug 8, 9:39 AM MDT | Severe Thunderstorm Warning | BOU | Elbert, Lincoln | 33 min |
| Aug 8, 10:04 AM MDT | Severe Thunderstorm Warning | PUB | El Paso | 41 min |
| Aug 8, 10:44 AM MDT | Severe Thunderstorm Warning | PUB | El Paso | 31 min |
| Aug 8, 10:59 AM MDT | Severe Thunderstorm Warning | PUB | El Paso | 46 min |
| Aug 8, 11:13 AM MDT | Severe Thunderstorm Warning | PUB | Crowley, El Paso, Pueblo | 47 min |
| Aug 8, 11:36 AM MDT | Severe Thunderstorm Warning | PUB | El Paso, Pueblo | 23 min |
| Aug 8, 11:38 AM MDT | Severe Thunderstorm Warning | PUB | El Paso, Pueblo | 52 min |
| Aug 8, 11:52 AM MDT | Severe Thunderstorm Warning | PUB | Crowley, El Paso, Pueblo | 38 min |
| Aug 8, 12:23 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, Otero, Pueblo | 37 min |
| Aug 8, 1:51 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano, Las Animas | 24 min |
| Aug 8, 2:13 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano, Las Animas | 32 min |
| Aug 8, 2:25 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 20 min |
| Aug 14, 3:44 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 46 min |
| Aug 14, 3:48 PM MDT | Severe Thunderstorm Warning | PUB | Fremont, Teller | 42 min |
| Aug 14, 4:25 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 50 min |
| Aug 14, 4:30 PM MDT | Severe Thunderstorm Warning | BOU | Larimer | 27 min |
| Aug 14, 4:31 PM MDT | Severe Thunderstorm Warning | PUB | El Paso, Fremont, Pueblo, Teller | 44 min |
| Aug 14, 4:56 PM MDT | Severe Thunderstorm Warning | BOU | Jefferson | 49 min |
| Aug 14, 4:56 PM MDT | Severe Thunderstorm Warning | BOU | Boulder, Larimer | 22 min |
| Aug 14, 5:08 PM MDT | Severe Thunderstorm Warning | BOU | Park | 52 min |
| Aug 14, 5:16 PM MDT | Severe Thunderstorm Warning | BOU | Boulder, Weld | 29 min |
| Aug 14, 5:39 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Denver, Douglas, Jefferson | 51 min |
| Aug 14, 5:47 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Weld | 28 min |
| Aug 14, 6:13 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Denver | 47 min |
| Aug 14, 7:03 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano, Las Animas | 27 min |
| Aug 14, 7:29 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Elbert | 46 min |
| Aug 14, 7:31 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano, Las Animas | 29 min |
| Aug 14, 9:14 PM MDT | Severe Thunderstorm Warning | PUB | El Paso, Teller | 31 min |
| Aug 14, 10:04 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, El Paso, Pueblo | 41 min |
| Aug 15, 1:52 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano, Las Animas | 38 min |
| Aug 15, 5:22 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 38 min |
| Aug 17, 2:38 PM MDT | Severe Thunderstorm Warning | PUB | El Paso, Teller | 37 min |
| Aug 17, 2:56 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano, Pueblo | 34 min |
| Aug 17, 3:10 PM MDT | Severe Thunderstorm Warning | PUB | El Paso, Teller | 35 min |
| Aug 17, 3:40 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 35 min |
| Aug 17, 4:02 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 28 min |
| Aug 17, 4:26 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, Otero | 49 min |
| Aug 17, 4:27 PM MDT | Severe Thunderstorm Warning | PUB | El Paso, Pueblo | 48 min |
| Aug 17, 4:34 PM MDT | Severe Thunderstorm Warning | PUB | Fremont, Teller | 41 min |
| Aug 17, 5:45 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 30 min |
| Aug 17, 6:24 PM MDT | Severe Thunderstorm Warning | PUB | Bent, Kiowa | 51 min |
| Aug 17, 7:05 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa | 40 min |
| Aug 18, 12:35 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 40 min |
| Aug 18, 1:49 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano, Las Animas | 26 min |
| Aug 18, 2:12 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 31 min |
| Aug 18, 3:21 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 39 min |
| Aug 18, 3:23 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson, Yuma | 52 min |
| Aug 18, 5:16 PM MDT | Severe Thunderstorm Warning | PUB | Baca, Bent, Prowers | 32 min |
| Aug 18, 5:53 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa, Prowers | 30 min |
| Aug 18, 10:10 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Boulder, Broomfield, Weld | 15 min |
| Aug 21, 11:36 AM MDT | Severe Thunderstorm Warning | GJT | Mesa | 24 min |
| Aug 21, 11:53 AM MDT | Severe Thunderstorm Warning | GJT | Garfield, Mesa | 37 min |
| Aug 21, 12:00 PM MDT | Severe Thunderstorm Warning | GJT | Mesa | 16 min |
| Aug 21, 12:29 PM MDT | Severe Thunderstorm Warning | GJT | Garfield, Mesa | 46 min |
| Aug 21, 1:09 PM MDT | Severe Thunderstorm Warning | GJT | Garfield, Mesa | 36 min |
| Aug 21, 4:10 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 65 min |
| Aug 21, 5:38 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 37 min |
| Aug 21, 6:02 PM MDT | Severe Thunderstorm Warning | PUB | Baca, Bent, Las Animas | 23 min |
| Aug 21, 6:23 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 29 min |
| Aug 22, 6:49 PM MDT | Severe Thunderstorm Warning | GJT | Moffat | 41 min |
| Aug 25, 6:22 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa, Prowers | 53 min |
| Aug 25, 7:10 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa, Prowers | 35 min |
| Aug 25, 7:11 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 49 min |
| Aug 26, 5:47 PM MDT | Severe Thunderstorm Warning | BOU | Phillips, Sedgwick | 28 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- El Paso County39
- Pueblo County32
- Las Animas County24
- Weld County21
- Huerfano County17
- Crowley County15
- Adams County12
- Arapahoe County12
- Teller County12
- Elbert County11
- Otero County10
- Yuma County8
- Kiowa County8
- Prowers County6
- Lincoln County6
- Custer County6
- Bent County5
- Boulder County5
- Kit Carson County5
- Mesa County5
- Denver County4
- Douglas County4
- Logan County4
- Morgan County4
- Baca County4
- Jefferson County3
- Sedgwick County3
- Phillips County3
- Larimer County3
- Fremont County3
- Garfield County3
- Broomfield County2
- Washington County2
- Gilpin County1
- Saguache County1
- Costilla County1
- Cheyenne County1
- Park County1
- Moffat County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20172019
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.