Alert archive / Colorado / Severe Thunderstorm Warnings / 1999
Severe Thunderstorm Warnings in Colorado, August 1999
53 severe thunderstorm warnings in August 1999. 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 1999. Tap one for its archive.
- Severe Thunderstorm Warnings
- 53
- Busiest day
- August 10, 199913 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 |
|---|---|---|---|---|
| Jul 31, 11:05 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 60 min |
| Aug 7, 2:37 PM MDT | Severe Thunderstorm Warning | BOU | Boulder | 38 min |
| Aug 8, 3:47 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 43 min |
| Aug 8, 6:23 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 42 min |
| Aug 10, 1:29 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Morgan, Washington | 46 min |
| Aug 10, 2:22 PM MDT | Severe Thunderstorm Warning | PUB | Huerfano | 33 min |
| Aug 10, 2:43 PM MDT | Severe Thunderstorm Warning | BOU | Phillips | 37 min |
| Aug 10, 2:50 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 25 min |
| Aug 10, 3:08 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 47 min |
| Aug 10, 3:20 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Denver | 25 min |
| Aug 10, 3:25 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 35 min |
| Aug 10, 3:47 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Denver | 43 min |
| Aug 10, 4:05 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 50 min |
| Aug 10, 4:52 PM MDT | Severe Thunderstorm Warning | BOU | Phillips | 38 min |
| Aug 10, 5:01 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 49 min |
| Aug 10, 5:31 PM MDT | Severe Thunderstorm Warning | BOU | Morgan | 44 min |
| Aug 10, 5:52 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 48 min |
| Aug 10, 6:12 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Morgan, Washington, Weld | 63 min |
| Aug 10, 6:41 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 34 min |
| Aug 11, 12:09 PM MDT | Severe Thunderstorm Warning | GJT | Mesa | 31 min |
| Aug 11, 12:39 PM MDT | Severe Thunderstorm Warning | GJT | Garfield | 46 min |
| Aug 11, 12:54 PM MDT | Severe Thunderstorm Warning | GJT | Delta, Mesa, Montrose | 61 min |
| Aug 11, 1:23 PM MDT | Severe Thunderstorm Warning | GJT | Garfield | 62 min |
| Aug 11, 3:39 PM MDT | Severe Thunderstorm Warning | GJT | Mesa | 31 min |
| Aug 17, 1:25 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 50 min |
| Aug 17, 3:24 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Denver, Jefferson | 51 min |
| Aug 17, 3:44 PM MDT | Severe Thunderstorm Warning | BOU | Sedgwick | 31 min |
| Aug 17, 4:14 PM MDT | Severe Thunderstorm Warning | BOU | Sedgwick | 46 min |
| Aug 17, 4:57 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 63 min |
| Aug 17, 5:15 PM MDT | Severe Thunderstorm Warning | BOU | Phillips, Sedgwick | 30 min |
| Aug 17, 5:59 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 31 min |
| Aug 17, 7:08 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 42 min |
| Aug 19, 4:41 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe | 49 min |
| Aug 19, 4:43 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 62 min |
| Aug 23, 5:47 PM MDT | Severe Thunderstorm Warning | GJT | La Plata | 28 min |
| Aug 26, 2:14 PM MDT | Severe Thunderstorm Warning | GJT | Ouray | 61 min |
| Aug 28, 1:34 PM MDT | Severe Thunderstorm Warning | BOU | Douglas | 26 min |
| Aug 28, 1:57 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Douglas, Elbert | 33 min |
| Aug 28, 3:22 PM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 58 min |
| Aug 28, 3:33 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 62 min |
| Aug 28, 3:44 PM MDT | Severe Thunderstorm Warning | BOU | Adams | 31 min |
| Aug 28, 6:17 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 48 min |
| Aug 28, 6:19 PM MDT | Severe Thunderstorm Warning | PUB | Prowers | 46 min |
| Aug 28, 7:07 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 63 min |
| Aug 29, 1:52 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 63 min |
| Aug 29, 2:55 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert, Lincoln, Washington | 35 min |
| Aug 29, 3:58 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Elbert, Lincoln | 30 min |
| Aug 29, 5:40 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 35 min |
| Aug 29, 5:51 PM MDT | Severe Thunderstorm Warning | PUB | El Paso | 64 min |
| Aug 30, 5:04 PM MDT | Severe Thunderstorm Warning | PUB | Saguache | 31 min |
| Aug 30, 6:50 PM MDT | Severe Thunderstorm Warning | GJT | Garfield, Rio Blanco | 60 min |
| Aug 30, 7:36 PM MDT | Severe Thunderstorm Warning | GJT | Moffat | 44 min |
| Aug 30, 8:21 PM MDT | Severe Thunderstorm Warning | GJT | Moffat | 49 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Yuma County8
- Arapahoe County6
- Washington County5
- Adams County5
- Elbert County4
- El Paso County4
- Logan County4
- Morgan County3
- Phillips County3
- Kit Carson County3
- Denver County3
- Mesa County3
- Garfield County3
- Sedgwick County3
- Douglas County2
- Lincoln County2
- Moffat County2
- Baca County1
- Boulder County1
- Huerfano County1
- Weld County1
- Delta County1
- Montrose County1
- Jefferson County1
- La Plata County1
- Ouray County1
- Pueblo County1
- Prowers County1
- Saguache County1
- Rio Blanco County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive19982000
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.