Alert archive / Colorado / Flash Flood Warnings / 2026
Flash Flood Warnings in Colorado, July 2026
113 flash flood warnings in July 2026. 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 flash flood warnings reaches back to 1986.
Flash Flood Warnings by county
Each county as a circle sized by its count in July 2026. Tap one for its archive.
- Flash Flood Warnings
- 113
- Busiest day
- July 28, 202614 flash flood 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 2, 1:18 AM MDT | Flash Flood Warning | BOU | Weld | 3 hr |
| Jul 3, 3:09 AM MDT | Flash Flood Warning | BOU | Logan, Phillips, Sedgwick | 2 hr |
| Jul 3, 8:36 PM MDT | Flash Flood Warning | BOU | Logan, Washington | 5 hr |
| Jul 4, 12:21 AM MDT | Flash Flood Warning | BOU | Lincoln, Washington | 4 hr |
| Jul 4, 12:28 AM MDT | Flash Flood Warning | GLD | Kit Carson | 3 hr |
| Jul 8, 4:01 PM MDT | Flash Flood Warning | PUB | Custer, Pueblo | 3 hr |
| Jul 8, 5:24 PM MDT | Flash Flood Warning | PUB | Custer, Pueblo | 3 hr |
| Jul 9, 2:39 PM MDT | Flash Flood Warning | PUB | Custer, Pueblo | 84 min |
| Jul 15, 12:16 PM MDT | Flash Flood Warning | PUB | Chaffee | 3 hr |
| Jul 15, 12:57 PM MDT | Flash Flood Warning | PUB | Chaffee | 3 hr |
| Jul 15, 4:32 PM MDT | Flash Flood Warning | GJT | Mesa | 118 min |
| Jul 16, 1:08 PM MDT | Flash Flood Warning | PUB | Chaffee | 3 hr |
| Jul 16, 3:41 PM MDT | Flash Flood Warning | PUB | Chaffee | 3 hr |
| Jul 17, 3:10 PM MDT | Flash Flood Warning | GJT | Rio Blanco | 3 hr |
| Jul 17, 3:43 PM MDT | Flash Flood Warning | GJT | San Miguel | 77 min |
| Jul 17, 3:57 PM MDT | Flash Flood Warning | GJT | Dolores | 3 hr |
| Jul 18, 3:05 PM MDT | Flash Flood Warning | GJT | Mesa | 77 min |
| Jul 18, 3:08 PM MDT | Flash Flood Warning | GJT | Garfield, Rio Blanco | 3 hr |
| Jul 18, 3:16 PM MDT | Flash Flood Warning | GJT | San Miguel | 3 hr |
| Jul 18, 3:56 PM MDT | Flash Flood Warning | GJT | Garfield | 2 hr |
| Jul 19, 3:09 PM MDT | Flash Flood Warning | GJT | Dolores, Montezuma, San Miguel | 3 hr |
| Jul 19, 5:07 PM MDT | Flash Flood Warning | GJT | Montrose, San Miguel | 3 hr |
| Jul 19, 6:56 PM MDT | Flash Flood Warning | GJT | Montrose | 2 hr |
| Jul 20, 5:30 PM MDT | Flash Flood Warning | GJT | San Miguel | 3 hr |
| Jul 20, 7:40 PM MDT | Flash Flood Warning | GJT | Delta, Mesa | 3 hr |
| Jul 20, 8:04 PM MDT | Flash Flood Warning | GJT | Rio Blanco | 3 hr |
| Jul 20, 8:04 PM MDT | Flash Flood Warning | GJT | Mesa | 3 hr |
| Jul 20, 8:09 PM MDT | Flash Flood Warning | GJT | Mesa | 3 hr |
| Jul 20, 8:45 PM MDT | Flash Flood Warning | GJT | Montrose | 3 hr |
| Jul 20, 9:01 PM MDT | Flash Flood Warning | GJT | Mesa | 3 hr |
| Jul 20, 9:08 PM MDT | Flash Flood Warning | GJT | Mesa | 3 hr |
| Jul 21, 3:19 PM MDT | Flash Flood Warning | GJT | Montrose, San Miguel | 4 hr |
| Jul 21, 3:47 PM MDT | Flash Flood Warning | GJT | Dolores, Montezuma, San Miguel | 4 hr |
| Jul 21, 3:58 PM MDT | Flash Flood Warning | GJT | Montezuma | 3 hr |
| Jul 21, 4:22 PM MDT | Flash Flood Warning | GJT | Dolores, Montezuma | 3 hr |
| Jul 21, 5:06 PM MDT | Flash Flood Warning | GJT | Dolores, Montezuma | 3 hr |
| Jul 21, 5:34 PM MDT | Flash Flood Warning | GJT | Garfield | 3 hr |
| Jul 22, 12:43 PM MDT | Flash Flood Warning | GJT | San Miguel | 3 hr |
| Jul 22, 1:12 PM MDT | Flash Flood Warning | PUB | Chaffee | 3 hr |
| Jul 22, 1:25 PM MDT | Flash Flood Warning | PUB | Custer, Pueblo | 48 min |
| Jul 22, 1:46 PM MDT | Flash Flood Warning | GJT | Montrose | 3 hr |
| Jul 22, 2:08 PM MDT | Flash Flood Warning | GJT | Montrose | 3 hr |
| Jul 22, 3:10 PM MDT | Flash Flood Warning | BOU | Jefferson, Park | 3 hr |
| Jul 22, 3:23 PM MDT | Flash Flood Warning | GJT | Garfield | 3 hr |
| Jul 22, 3:59 PM MDT | Flash Flood Warning | GJT | Mesa | 3 hr |
| Jul 22, 4:00 PM MDT | Flash Flood Warning | GJT | Rio Blanco | 4 hr |
| Jul 22, 4:06 PM MDT | Flash Flood Warning | GJT | Garfield | 3 hr |
| Jul 22, 4:34 PM MDT | Flash Flood Warning | GJT | Garfield | 3 hr |
| Jul 22, 4:49 PM MDT | Flash Flood Warning | GJT | Dolores, Montezuma | 3 hr |
| Jul 22, 5:26 PM MDT | Flash Flood Warning | GJT | San Miguel | 3 hr |
| Jul 22, 6:42 PM MDT | Flash Flood Warning | PUB | Pueblo | 3 hr |
| Jul 22, 8:48 PM MDT | Flash Flood Warning | BOU | Lincoln | 3 hr |
| Jul 23, 12:20 AM MDT | Flash Flood Warning | BOU | Lincoln | 3 hr |
| Jul 23, 1:00 PM MDT | Flash Flood Warning | GJT | Rio Blanco | 3 hr |
| Jul 23, 3:13 PM MDT | Flash Flood Warning | PUB | Custer, Pueblo | 3 hr |
| Jul 23, 4:32 PM MDT | Flash Flood Warning | BOU | Elbert, Lincoln | 3 hr |
| Jul 23, 6:26 PM MDT | Flash Flood Warning | PUB | Custer, Pueblo | 3 hr |
| Jul 24, 2:55 PM MDT | Flash Flood Warning | GJT | San Miguel | 3 hr |
| Jul 24, 3:12 PM MDT | Flash Flood Warning | GJT | Ouray | 4 hr |
| Jul 24, 3:13 PM MDT | Flash Flood Warning | GJT | Rio Blanco | 3 hr |
| Jul 24, 6:04 PM MDT | Flash Flood Warning | GJT | Montrose, San Miguel | 3 hr |
| Jul 24, 6:20 PM MDT | Flash Flood Warning | GJT | Dolores, San Miguel | 3 hr |
| Jul 24, 7:14 PM MDT | Flash Flood Warning | PUB | Custer, Pueblo | 3 hr |
| Jul 25, 11:43 AM MDT | Flash Flood Warning | PUB | Chaffee | 3 hr |
| Jul 25, 12:59 PM MDT | Flash Flood Warning | GJT | Dolores, Montezuma, San Miguel | 3 hr |
| Jul 25, 12:59 PM MDT | Flash Flood Warning | GJT | Rio Blanco | 3 hr |
| Jul 25, 1:54 PM MDT | Flash Flood Warning | GJT | Rio Blanco | 81 min |
| Jul 25, 5:11 PM MDT | Flash Flood Warning | PUB | El Paso | 86 min |
| Jul 26, 1:49 PM MDT | Flash Flood Warning | GJT | Garfield, Rio Blanco | 3 hr |
| Jul 26, 2:17 PM MDT | Flash Flood Warning | GJT | Mesa | 3 hr |
| Jul 26, 4:02 PM MDT | Flash Flood Warning | GJT | Gunnison, Hinsdale, Ouray | 3 hr |
| Jul 26, 4:06 PM MDT | Flash Flood Warning | GJT | Dolores, Montezuma | 3 hr |
| Jul 27, 2:41 PM MDT | Flash Flood Warning | PUB | Custer, Pueblo | 75 min |
| Jul 27, 3:30 PM MDT | Flash Flood Warning | GJT | Garfield | 3 hr |
| Jul 28, 12:30 PM MDT | Flash Flood Warning | GJT | Pitkin | 3 hr |
| Jul 28, 12:59 PM MDT | Flash Flood Warning | PUB | Custer, Pueblo | 118 min |
| Jul 28, 1:01 PM MDT | Flash Flood Warning | BOU | Larimer | 3 hr |
| Jul 28, 1:34 PM MDT | Flash Flood Warning | BOU | Douglas, Elbert | 3 hr |
| Jul 28, 1:51 PM MDT | Flash Flood Warning | GJT | Mesa | 3 hr |
| Jul 28, 2:40 PM MDT | Flash Flood Warning | PUB | El Paso, Teller | 3 hr |
| Jul 28, 3:03 PM MDT | Flash Flood Warning | PUB | Custer, Fremont | 3 hr |
| Jul 28, 3:31 PM MDT | Flash Flood Warning | PUB | Custer, Pueblo | 3 hr |
| Jul 28, 3:42 PM MDT | Flash Flood Warning | PUB | Custer, Fremont | 3 hr |
| Jul 28, 4:14 PM MDT | Flash Flood Warning | PUB | El Paso | 3 hr |
| Jul 28, 4:14 PM MDT | Flash Flood Warning | PUB | Custer, Pueblo | 3 hr |
| Jul 28, 4:38 PM MDT | Flash Flood Warning | PUB | Teller | 3 hr |
| Jul 28, 5:04 PM MDT | Flash Flood Warning | PUB | Custer, Pueblo | 3 hr |
| Jul 28, 5:08 PM MDT | Flash Flood Warning | PUB | Pueblo | 2 hr |
| Jul 28, 7:39 PM MDT | Flash Flood Warning | GJT | Dolores | 4 hr |
| Jul 28, 8:20 PM MDT | Flash Flood Warning | BOU | Logan | 3 hr |
| Jul 29, 1:29 PM MDT | Flash Flood Warning | PUB | Fremont | 4 hr |
| Jul 29, 1:49 PM MDT | Flash Flood Warning | GJT | Rio Blanco | 56 min |
| Jul 29, 2:31 PM MDT | Flash Flood Warning | PUB | Teller | 3 hr |
| Jul 29, 3:06 PM MDT | Flash Flood Warning | BOU | Douglas | 3 hr |
| Jul 29, 3:31 PM MDT | Flash Flood Warning | GJT | Ouray | 5 hr |
| Jul 29, 3:51 PM MDT | Flash Flood Warning | GJT | Ouray | 4 hr |
| Jul 29, 3:55 PM MDT | Flash Flood Warning | GJT | Ouray, San Juan, San Miguel | 3 hr |
| Jul 29, 4:54 PM MDT | Flash Flood Warning | PUB | Chaffee | 3 hr |
| Jul 29, 5:11 PM MDT | Flash Flood Warning | PUB | Custer, Fremont | 3 hr |
| Jul 29, 5:47 PM MDT | Flash Flood Warning | PUB | Custer, Pueblo | 3 hr |
| Jul 29, 6:11 PM MDT | Flash Flood Warning | GJT | Mesa | 3 hr |
| Jul 29, 6:21 PM MDT | Flash Flood Warning | GJT | Garfield | 3 hr |
| Jul 29, 6:22 PM MDT | Flash Flood Warning | PUB | Custer, Fremont | 2 hr |
| Jul 29, 6:29 PM MDT | Flash Flood Warning | GJT | Rio Blanco | 4 hr |
| Jul 29, 7:07 PM MDT | Flash Flood Warning | PUB | Custer, Pueblo | 3 hr |
| Jul 29, 7:57 PM MDT | Flash Flood Warning | GJT | Garfield, Rio Blanco | 2 hr |
| Jul 29, 8:03 PM MDT | Flash Flood Warning | PUB | Huerfano, Las Animas, Pueblo | 3 hr |
| Jul 29, 8:10 PM MDT | Flash Flood Warning | PUB | Lake | 3 hr |
| Jul 29, 8:29 PM MDT | Flash Flood Warning | GJT | Rio Blanco | 2 hr |
| Jul 29, 9:00 PM MDT | Flash Flood Warning | PUB | Crowley, Otero, Pueblo | 3 hr |
| Jul 31, 1:13 PM MDT | Flash Flood Warning | PUB | Custer, Pueblo | 71 min |
| Jul 31, 2:09 PM MDT | Flash Flood Warning | PUB | El Paso | 2 hr |
| Jul 31, 4:52 PM MDT | Flash Flood Warning | PUB | Custer, Pueblo | 3 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Custer County20
- Pueblo County20
- San Miguel County14
- Rio Blanco County13
- Mesa County11
- Dolores County10
- Garfield County10
- Montezuma County8
- Chaffee County7
- Montrose County7
- Ouray County5
- Fremont County5
- Lincoln County4
- El Paso County4
- Logan County3
- Teller County3
- Washington County2
- Elbert County2
- Douglas County2
- Weld County1
- Phillips County1
- Sedgwick County1
- Kit Carson County1
- Delta County1
- Jefferson County1
- Park County1
- Gunnison County1
- Hinsdale County1
- Pitkin County1
- Larimer County1
- San Juan County1
- Huerfano County1
- Las Animas County1
- Lake County1
- Crowley County1
- Otero County1
Nearby
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.