Alert archive / Colorado / Flash Flood Warnings / 2021
Flash Flood Warnings in Colorado, May 2021
27 flash flood warnings in May 2021. 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 May 2021. Tap one for its archive.
- Flash Flood Warnings
- 27
- Busiest day
- May 17, 202110 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 |
|---|---|---|---|---|
| May 2, 4:07 PM MDT | Flash Flood Warning | BOU | Larimer | 3 hr |
| May 16, 2:44 PM MDT | Flash Flood Warning | PUB | Huerfano | 3 hr |
| May 16, 4:49 PM MDT | Flash Flood Warning | PUB | Pueblo | 88 min |
| May 16, 5:46 PM MDT | Flash Flood Warning | GLD | Kit Carson | 3 hr |
| May 16, 6:04 PM MDT | Flash Flood Warning | GLD | Cheyenne | 3 hr |
| May 16, 6:09 PM MDT | Flash Flood Warning | PUB | Kiowa, Prowers | 4 hr |
| May 16, 7:22 PM MDT | Flash Flood Warning | GLD | Kit Carson | 5 hr |
| May 16, 8:24 PM MDT | Flash Flood Warning | GLD | Kit Carson | 4 hr |
| May 17, 1:46 PM MDT | Flash Flood Warning | PUB | Huerfano, Las Animas | 3 hr |
| May 17, 2:16 PM MDT | Flash Flood Warning | PUB | Custer, Pueblo | 3 hr |
| May 17, 2:27 PM MDT | Flash Flood Warning | GLD | Yuma | 3 hr |
| May 17, 3:32 PM MDT | Flash Flood Warning | PUB | Fremont | 118 min |
| May 17, 4:42 PM MDT | Flash Flood Warning | PUB | Las Animas | 3 hr |
| May 17, 5:19 PM MDT | Flash Flood Warning | PUB | Pueblo | 108 min |
| May 17, 6:29 PM MDT | Flash Flood Warning | PUB | El Paso | 3 hr |
| May 18, 9:36 AM MDT | Flash Flood Warning | PUB | Custer, Pueblo | 3 hr |
| May 22, 3:48 PM MDT | Flash Flood Warning | PUB | Pueblo | 68 min |
| May 22, 7:30 PM MDT | Flash Flood Warning | PUB | Las Animas | 91 min |
| May 24, 3:22 PM MDT | Flash Flood Warning | PUB | Prowers | 3 hr |
| May 25, 1:45 AM MDT | Flash Flood Warning | GLD | Kit Carson | 92 min |
| May 29, 5:53 PM MDT | Flash Flood Warning | PUB | Custer, Pueblo | 86 min |
| May 29, 6:44 PM MDT | Flash Flood Warning | GLD | Kit Carson | 48 min |
| May 29, 7:57 PM MDT | Flash Flood Warning | PUB | El Paso | 79 min |
| May 29, 9:03 PM MDT | Flash Flood Warning | GLD | Yuma | 28 min |
| May 29, 10:00 PM MDT | Flash Flood Warning | PUB | Bent, Otero | 7 hr |
| May 31, 11:45 AM MDT | Flash Flood Warning | GJT | La Plata | 3 hr |
| May 31, 3:36 PM MDT | Flash Flood Warning | BOU | Grand | 84 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
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. Rebuilt daily.