Alert archive / Colorado / Red Flag Warnings / 2020
Red Flag Warnings in Colorado, May 2020
33 red flag warnings in May 2020. 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 May 2020. Tap one for its archive.
- Red Flag Warnings
- 33
- Busiest day
- May 17, 20204 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 |
|---|---|---|---|---|
| May 1, 3:18 PM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Custer, Huerfano, Las Animas and 3 more | 29 hr |
| May 2, 3:39 AM MDT | Red Flag Warning | GJT | Archuleta, Delta, Dolores, Hinsdale, La Plata, Montezuma and 4 more | 17 hr |
| May 2, 1:45 PM MDT | Red Flag Warning | GJT | Archuleta, Delta, Dolores, Hinsdale, La Plata, Montezuma and 4 more | 31 hr |
| May 2, 3:05 PM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Custer, Huerfano, Las Animas and 3 more | 30 hr |
| May 4, 3:43 AM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Fremont, Rio Grande, Saguache | 16 hr |
| May 5, 1:59 AM MDT | Red Flag Warning | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Hinsdale and 8 more | 43 hr |
| May 5, 3:09 PM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Rio Grande, Saguache | 29 hr |
| May 6, 2:37 PM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 6 more | 29 hr |
| May 6, 2:44 PM MDT | Red Flag Warning | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Hinsdale and 8 more | 30 hr |
| May 6, 3:17 PM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Crowley, Custer, El Paso and 9 more | 30 hr |
| May 7, 2:50 PM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Mineral, Rio Grande, Saguache | 29 hr |
| May 8, 1:46 PM MDT | Red Flag Warning | GJT | Archuleta, Dolores, Hinsdale, La Plata, Montezuma, San Juan and 1 more | 31 hr |
| May 11, 11:05 AM MDT | Red Flag Warning | GJT | Delta, Dolores, Garfield, La Plata, Mesa, Montezuma and 3 more | 34 hr |
| May 11, 3:46 PM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Huerfano, Las Animas, Rio Grande and 1 more | 28 hr |
| May 12, 4:05 AM MDT | Red Flag Warning | PUB | Alamosa, Baca, Conejos, Costilla, Custer, El Paso and 6 more | 40 hr |
| May 12, 2:04 PM MDT | Red Flag Warning | GJT | Delta, Dolores, Garfield, La Plata, Mesa, Montezuma and 3 more | 31 hr |
| May 12, 3:04 PM MDT | Red Flag Warning | BOU | Park | 29 hr |
| May 16, 7:21 PM MDT | Red Flag Warning | GJT | Montrose, San Miguel | 26 hr |
| May 17, 3:34 AM MDT | Red Flag Warning | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 9 more | 44 hr |
| May 17, 5:04 AM MDT | Red Flag Warning | PUB | Alamosa, Chaffee, Conejos, Costilla, Custer, Fremont and 7 more | 39 hr |
| May 17, 2:50 PM MDT | Red Flag Warning | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 9 more | 57 hr |
| May 18, 2:39 PM MDT | Red Flag Warning | PUB | Alamosa, Chaffee, Conejos, Costilla, Fremont, Huerfano and 4 more | 29 hr |
| May 18, 3:28 PM MDT | Red Flag Warning | BOU | Arapahoe, Clear Creek, Douglas, Elbert, Gilpin, Jefferson and 1 more | 29 hr |
| May 19, 3:49 AM MDT | Red Flag Warning | PUB | Alamosa, Chaffee, Conejos, Costilla, Crowley, Custer and 11 more | 41 hr |
| May 19, 4:18 AM MDT | Red Flag Warning | BOU | Arapahoe, Clear Creek, Douglas, Elbert, Gilpin, Jefferson and 1 more | 41 hr |
| May 19, 2:15 PM MDT | Red Flag Warning | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 9 more | 30 hr |
| May 21, 2:03 PM MDT | Red Flag Warning | GJT | Delta, Dolores, Eagle, Garfield, La Plata, Mesa and 7 more | 31 hr |
| May 21, 2:57 PM MDT | Red Flag Warning | PUB | Alamosa, Chaffee, Conejos, Costilla, Custer, Huerfano and 6 more | 30 hr |
| May 22, 1:40 PM MDT | Red Flag Warning | GLD | Cheyenne, Kit Carson, Yuma | 30 hr |
| May 22, 2:22 PM MDT | Red Flag Warning | GJT | Archuleta, Delta, Dolores, Garfield, Gunnison, Hinsdale and 7 more | 31 hr |
| May 22, 2:49 PM MDT | Red Flag Warning | PUB | Alamosa, Baca, Bent, Chaffee, Conejos, Costilla and 15 more | 29 hr |
| May 22, 2:56 PM MDT | Red Flag Warning | BOU | Arapahoe, Douglas, Elbert, Lincoln, Park | 29 hr |
| May 24, 3:23 AM MDT | Red Flag Warning | PUB | Alamosa, Conejos, Costilla, Rio Grande, Saguache | 17 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Alamosa County14
- Conejos County14
- Costilla County14
- Rio Grande County14
- Saguache County14
- San Miguel County13
- Dolores County12
- La Plata County12
- Montezuma County12
- Montrose County12
- Delta County11
- Ouray County11
- Huerfano County10
- Las Animas County10
- Archuleta County9
- Hinsdale County9
- San Juan County9
- Garfield County9
- Mesa County9
- Custer County8
- Pueblo County8
- Fremont County7
- Eagle County6
- Pitkin County6
- Mineral County6
- Park County5
- Chaffee County5
- Lake County5
- Arapahoe County4
- Douglas County4
- Elbert County4
- El Paso County4
- Gunnison County4
- Clear Creek County3
- Gilpin County3
- Jefferson County3
- Crowley County3
- Otero County3
- Teller County3
- Lincoln County2
Nearby
Alerts in force nowTornadoes on recordThe radar archive20192021
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.