Alert archive / Colorado / Red Flag Warnings / 2019
Red Flag Warnings in Colorado, September 2019
15 red flag warnings in September 2019. 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 red flag warnings reaches back to 2005.
Red Flag Warnings by county
Each county as a circle sized by its count in September 2019. Tap one for its archive.
- Red Flag Warnings
- 15
- Busiest day
- September 29, 20194 red flag 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 |
|---|---|---|---|---|
| Sep 19, 2:58 PM MDT | Red Flag Warning | GJT | Delta, Dolores, Garfield, La Plata, Mesa, Montezuma and 3 more | 29 hr |
| Sep 20, 9:15 AM MDT | Red Flag Warning | PUB | Chaffee, El Paso, Fremont, Huerfano, Lake, Las Animas and 1 more | 11 hr |
| Sep 20, 10:02 AM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Broomfield, Clear Creek, Denver, Douglas and 5 more | 10 hr |
| Sep 21, 10:34 AM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Rio Grande, Saguache | 9 hr |
| Sep 26, 3:14 AM MDT | Red Flag Warning | GJT | Moffat | 17 hr |
| Sep 28, 3:42 AM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 39 hr |
| Sep 28, 3:52 AM MDT | Red Flag Warning | PUB | Alamosa, Bent, Chaffee, Conejos, Costilla, Crowley and 12 more | 39 hr |
| Sep 28, 4:15 AM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 12 more | 39 hr |
| Sep 29, 2:25 AM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 40 hr |
| Sep 29, 3:43 AM MDT | Red Flag Warning | PUB | Alamosa, Bent, Chaffee, Conejos, Costilla, Crowley and 12 more | 39 hr |
| Sep 29, 3:56 AM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Boulder, Clear Creek, Douglas, Elbert and 7 more | 39 hr |
| Sep 29, 2:54 PM MDT | Red Flag Warning | GJT | Delta, Gunnison, Hinsdale, Montrose, Ouray, San Miguel | 30 hr |
| Sep 30, 2:24 PM MDT | Red Flag Warning | GJT | Delta, Dolores, Eagle, Garfield, Gunnison, Hinsdale and 9 more | 29 hr |
| Sep 30, 3:12 PM MDT | Red Flag Warning | BOU | Boulder, Clear Creek, Gilpin, Grand, Jackson, Park and 1 more | 28 hr |
| Sep 30, 3:19 PM MDT | Red Flag Warning | PUB | Alamosa, Chaffee, Conejos, Costilla, Lake, Rio Grande and 1 more | 28 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Chaffee County4
- Lake County4
- Clear Creek County4
- Gilpin County4
- Park County4
- Alamosa County4
- Conejos County4
- Costilla County4
- Rio Grande County4
- Saguache County4
- Delta County3
- Montrose County3
- Ouray County3
- San Miguel County3
- El Paso County3
- Fremont County3
- Huerfano County3
- Las Animas County3
- Pueblo County3
- Adams County3
- Arapahoe County3
- Douglas County3
- Elbert County3
- Jefferson County3
- Lincoln County3
- Boulder County3
- Grand County3
- Summit County3
- Dolores County2
- Garfield County2
- La Plata County2
- Mesa County2
- Montezuma County2
- Broomfield County2
- Denver County2
- Moffat County2
- Cheyenne County2
- Kit Carson County2
- Yuma County2
- Bent County2
Nearby
Alerts in force nowTornadoes on recordThe radar archive20182020
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.