Alert archive / Colorado / 1991
Weather alerts in Colorado, June 1991
147 weather alerts in June 1991, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in June 1991. Tap one for its archive.
- Alerts
- 147
- Warnings
- 147
- Watches
- 0
- Advisories
- 0
- Busiest day
- June 1, 199132 alerts
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 |
|---|---|---|---|---|
| May 31, 6:09 PM MDT | Severe Thunderstorm Warning | BOU | Boulder, Jefferson | 51 min |
| May 31, 6:12 PM MDT | Severe Thunderstorm Warning | BOU | Douglas | 48 min |
| May 31, 6:12 PM MDT | Severe Thunderstorm Warning | GLD | Elbert | 48 min |
| May 31, 6:46 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 59 min |
| May 31, 6:46 PM MDT | Severe Thunderstorm Warning | GLD | Elbert | 59 min |
| May 31, 7:43 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 62 min |
| May 31, 8:38 PM MDT | Severe Thunderstorm Warning | BOU | Morgan | 67 min |
| May 31, 9:06 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 39 min |
| May 31, 9:37 PM MDT | Tornado Warning | BOU | Morgan | 38 min |
| May 31, 9:44 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Weld | 46 min |
| May 31, 10:02 PM MDT | Tornado Warning | BOU | Adams, Arapahoe, Washington | 28 min |
| May 31, 10:25 PM MDT | Tornado Warning | BOU | Logan, Morgan, Washington | 35 min |
| May 31, 10:26 PM MDT | Tornado Warning | BOU | Adams, Washington | 34 min |
| May 31, 10:38 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 52 min |
| May 31, 10:48 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 42 min |
| May 31, 11:00 PM MDT | Tornado Warning | BOU | Morgan, Washington | 45 min |
| May 31, 11:05 PM MDT | Tornado Warning | BOU | Logan, Washington | 40 min |
| May 31, 11:33 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Weld | 42 min |
| May 31, 11:49 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 26 min |
| May 31, 11:51 PM MDT | Tornado Warning | BOU | Logan | 24 min |
| Jun 1, 12:15 AM MDT | Severe Thunderstorm Warning | BOU | Washington | 30 min |
| Jun 1, 12:15 AM MDT | Severe Thunderstorm Warning | BOU | Weld | 45 min |
| Jun 1, 12:26 AM MDT | Tornado Warning | BOU | Washington | 34 min |
| Jun 1, 1:01 AM MDT | Tornado Warning | BOU | Washington | 29 min |
| Jun 1, 4:05 PM MDT | Severe Thunderstorm Warning | BOU | Denver, Jefferson | 40 min |
| Jun 1, 4:05 PM MDT | Severe Thunderstorm Warning | BOU | Douglas | 40 min |
| Jun 1, 4:36 PM MDT | Tornado Warning | BOU | Jefferson | 24 min |
| Jun 1, 4:57 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Boulder, Denver, Jefferson | 48 min |
| Jun 1, 5:20 PM MDT | Flash Flood Warning | BOU | Adams, Jefferson | 115 min |
| Jun 1, 5:33 PM MDT | Tornado Warning | BOU | Boulder, Jefferson | 27 min |
| Jun 1, 5:44 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Denver, Jefferson | 46 min |
| Jun 1, 5:44 PM MDT | Severe Thunderstorm Warning | BOU | Boulder, Weld | 46 min |
| Jun 1, 6:07 PM MDT | Tornado Warning | BOU | Boulder | 38 min |
| Jun 1, 6:33 PM MDT | Tornado Warning | BOU | Larimer | 27 min |
| Jun 1, 8:02 PM MDT | Flash Flood Warning | BOU | Larimer | 3 hr |
| Jun 1, 11:00 PM MDT | Flash Flood Warning | BOU | Larimer | 2 hr |
| Jun 2, 5:01 PM MDT | Tornado Warning | BOU | Adams, Larimer, Weld | 29 min |
| Jun 2, 5:01 PM MDT | Tornado Warning | BOU | Denver | 29 min |
| Jun 2, 5:27 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Boulder, Denver, Jefferson | 48 min |
| Jun 2, 5:27 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 48 min |
| Jun 2, 5:41 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Morgan, Washington | 64 min |
| Jun 2, 5:45 PM MDT | Flash Flood Warning | BOU | Denver | 75 min |
| Jun 2, 6:30 PM MDT | Flash Flood Warning | BOU | Weld | 60 min |
| Jun 5, 3:20 PM MDT | Severe Thunderstorm Warning | GLD | Elbert, Lincoln | 55 min |
| Jun 5, 7:04 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 26 min |
| Jun 6, 3:35 PM MDT | Tornado Warning | BOU | Adams, Weld | 25 min |
| Jun 6, 3:57 PM MDT | Tornado Warning | PUB | Crowley | 33 min |
| Jun 6, 3:59 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Denver | 46 min |
| Jun 6, 3:59 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 46 min |
| Jun 6, 4:41 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Denver | 64 min |
| Jun 6, 4:41 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 64 min |
| Jun 6, 4:53 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 52 min |
| Jun 6, 5:15 PM MDT | Flash Flood Warning | BOU | Arapahoe | 80 min |
| Jun 6, 5:23 PM MDT | Tornado Warning | BOU | Adams, Arapahoe | 37 min |
| Jun 6, 5:40 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Weld | 65 min |
| Jun 7, 3:42 PM MDT | Severe Thunderstorm Warning | BOU | Douglas | 48 min |
| Jun 8, 5:30 PM MDT | Severe Thunderstorm Warning | BOU | Sedgwick | 30 min |
| Jun 8, 5:44 PM MDT | Severe Thunderstorm Warning | BOU | Phillips | 46 min |
| Jun 8, 6:30 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Phillips | 45 min |
| Jun 8, 8:17 PM MDT | Tornado Warning | GLD | Fremont | 28 min |
| Jun 9, 3:35 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 55 min |
| Jun 9, 3:51 PM MDT | Tornado Warning | BOU | Weld | 39 min |
| Jun 9, 4:30 PM MDT | Tornado Warning | BOU | Weld | 45 min |
| Jun 9, 5:10 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 35 min |
| Jun 9, 5:12 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Denver, Jefferson | 48 min |
| Jun 9, 5:16 PM MDT | Tornado Warning | BOU | Weld | 59 min |
| Jun 9, 5:59 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Denver | 61 min |
| Jun 10, 2:44 PM MDT | Severe Thunderstorm Warning | BOU | Douglas | 46 min |
| Jun 10, 2:44 PM MDT | Severe Thunderstorm Warning | GLD | El Paso, Teller | 46 min |
| Jun 10, 2:53 PM MDT | Tornado Warning | BOU | Douglas | 37 min |
| Jun 10, 3:09 PM MDT | Tornado Warning | GLD | El Paso, Teller | 36 min |
| Jun 10, 3:09 PM MDT | Tornado Warning | GLD | Elbert | 36 min |
| Jun 10, 3:28 PM MDT | Tornado Warning | BOU | Douglas | 47 min |
| Jun 10, 3:55 PM MDT | Severe Thunderstorm Warning | GLD | Elbert | 65 min |
| Jun 10, 3:55 PM MDT | Severe Thunderstorm Warning | GLD | El Paso | 65 min |
| Jun 12, 3:35 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 40 min |
| Jun 12, 3:38 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Weld | 37 min |
| Jun 16, 2:43 PM MDT | Severe Thunderstorm Warning | BOU | Jefferson | 32 min |
| Jun 16, 4:09 PM MDT | Severe Thunderstorm Warning | BOU | Morgan | 36 min |
| Jun 16, 5:12 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Phillips, Sedgwick | 48 min |
| Jun 16, 5:54 PM MDT | Severe Thunderstorm Warning | BOU | Phillips, Sedgwick, Yuma | 36 min |
| Jun 16, 6:28 PM MDT | Severe Thunderstorm Warning | BOU | Yuma | 32 min |
| Jun 16, 7:20 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne, Kit Carson | 55 min |
| Jun 17, 4:04 PM MDT | Tornado Warning | BOU | Sedgwick | 26 min |
| Jun 18, 6:04 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 26 min |
| Jun 18, 6:29 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Phillips, Sedgwick | 31 min |
| Jun 18, 7:03 PM MDT | Tornado Warning | BOU | Logan, Phillips, Yuma | 27 min |
| Jun 19, 3:19 PM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 56 min |
| Jun 19, 5:50 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Washington | 25 min |
| Jun 19, 7:23 PM MDT | Severe Thunderstorm Warning | BOU | Washington, Yuma | 37 min |
| Jun 19, 8:00 PM MDT | Severe Thunderstorm Warning | BOU | Yuma | 30 min |
| Jun 20, 8:59 PM MDT | Severe Thunderstorm Warning | BOU | Yuma | 31 min |
| Jun 20, 10:14 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 31 min |
| Jun 20, 10:45 PM MDT | Severe Thunderstorm Warning | BOU | Kit Carson, Washington, Yuma | 30 min |
| Jun 21, 1:51 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Denver, Jefferson | 39 min |
| Jun 21, 2:26 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Boulder, Jefferson | 34 min |
| Jun 21, 2:30 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Denver, Douglas, Jefferson | 45 min |
| Jun 21, 3:02 PM MDT | Tornado Warning | BOU | Arapahoe, Douglas | 28 min |
| Jun 21, 3:04 PM MDT | Severe Thunderstorm Warning | BOU | Denver, Jefferson | 41 min |
| Jun 21, 3:27 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Douglas | 33 min |
| Jun 21, 3:30 PM MDT | Severe Thunderstorm Warning | GLD | Elbert | 60 min |
| Jun 21, 3:45 PM MDT | Severe Thunderstorm Warning | BOU | Jefferson | 30 min |
| Jun 21, 4:16 PM MDT | Tornado Warning | GLD | Elbert | 59 min |
| Jun 21, 4:40 PM MDT | Severe Thunderstorm Warning | BOU | Larimer | 35 min |
| Jun 21, 4:55 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 35 min |
| Jun 21, 5:13 PM MDT | Tornado Warning | GLD | Elbert | 62 min |
| Jun 21, 5:13 PM MDT | Tornado Warning | GLD | El Paso | 62 min |
| Jun 21, 5:29 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Douglas | 46 min |
| Jun 21, 5:50 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Denver, Jefferson | 25 min |
| Jun 21, 6:08 PM MDT | Tornado Warning | GLD | El Paso | 67 min |
| Jun 21, 6:08 PM MDT | Tornado Warning | GLD | Elbert | 67 min |
| Jun 21, 6:39 PM MDT | Severe Thunderstorm Warning | BOU | Jefferson | 21 min |
| Jun 21, 7:09 PM MDT | Tornado Warning | GLD | El Paso | 66 min |
| Jun 21, 8:50 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Denver, Jefferson | 40 min |
| Jun 21, 9:25 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Denver | 25 min |
| Jun 21, 10:41 PM MDT | Severe Thunderstorm Warning | BOU | Denver, Jefferson | 29 min |
| Jun 21, 11:09 PM MDT | Severe Thunderstorm Warning | BOU | Denver | 26 min |
| Jun 21, 11:17 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 28 min |
| Jun 22, 1:18 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano, Pueblo | 57 min |
| Jun 22, 1:57 PM MDT | Severe Thunderstorm Warning | BOU | Larimer, Weld | 33 min |
| Jun 22, 2:11 PM MDT | Severe Thunderstorm Warning | BOU | Boulder, Weld | 34 min |
| Jun 22, 2:11 PM MDT | Severe Thunderstorm Warning | BOU | Adams | 34 min |
| Jun 22, 2:21 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano, Las Animas | 69 min |
| Jun 22, 2:36 PM MDT | Tornado Warning | BOU | Larimer, Weld | 39 min |
| Jun 22, 2:45 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 30 min |
| Jun 22, 3:15 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 45 min |
| Jun 22, 3:26 PM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 34 min |
| Jun 22, 3:45 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, Otero | 60 min |
| Jun 22, 3:50 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 40 min |
| Jun 22, 4:22 PM MDT | Severe Thunderstorm Warning | PUB | Otero | 53 min |
| Jun 22, 4:31 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 44 min |
| Jun 22, 5:10 PM MDT | Severe Thunderstorm Warning | PUB | Bent, Kiowa | 50 min |
| Jun 22, 5:15 PM MDT | Tornado Warning | BOU | Morgan, Weld | 30 min |
| Jun 22, 5:44 PM MDT | Severe Thunderstorm Warning | PUB | Bent, Kiowa, Prowers | 46 min |
| Jun 22, 5:47 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Morgan, Weld | 43 min |
| Jun 22, 5:47 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 58 min |
| Jun 22, 6:09 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 66 min |
| Jun 22, 6:32 PM MDT | Severe Thunderstorm Warning | PUB | Prowers | 28 min |
| Jun 22, 6:34 PM MDT | Tornado Warning | BOU | Logan, Washington | 26 min |
| Jun 22, 6:59 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Washington | 46 min |
| Jun 22, 7:01 PM MDT | Tornado Warning | PUB | Prowers | 29 min |
| Jun 22, 7:30 PM MDT | Severe Thunderstorm Warning | PUB | Prowers | 60 min |
| Jun 22, 7:49 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 41 min |
| Jun 22, 8:02 PM MDT | Tornado Warning | BOU | Washington | 28 min |
| Jun 22, 8:29 PM MDT | Severe Thunderstorm Warning | PUB | Prowers | 31 min |
| Jun 22, 8:31 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 29 min |
| Jun 22, 10:38 PM MDT | Severe Thunderstorm Warning | GLD | Elbert | 37 min |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 101 |
| Tornado Warning | 40 |
| Flooding | |
| Flash Flood Warning | 6 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Adams County29
- Weld County28
- Arapahoe County20
- Jefferson County19
- Washington County19
- Denver County18
- Morgan County11
- Logan County11
- Douglas County10
- Elbert County10
- Boulder County8
- Larimer County7
- Yuma County7
- Phillips County6
- El Paso County6
- Sedgwick County5
- Prowers County5
- Kit Carson County3
- Pueblo County3
- Crowley County2
- Teller County2
- Cheyenne County2
- Huerfano County2
- Otero County2
- Bent County2
- Kiowa County2
- Lincoln County1
- Baca County1
- Fremont County1
- Las Animas County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive19901992
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.