Areal Flood Warnings in Colorado
266 areal flood warnings since 1986. 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 areal flood warnings reaches back to 2005.
Areal Flood Warnings by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Areal Flood Warnings
- 266
- Busiest year
- 202353 areal flood warnings
- Average year
- 15over 18 years on file
Over time
By year
Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.
By month of the year
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Yuma County41
- Kit Carson County38
- Weld County33
- Cheyenne County27
- Adams County23
- Arapahoe County22
- Morgan County22
- El Paso County16
- Douglas County16
- Washington County15
- Logan County13
- Jefferson County13
- Larimer County13
- Elbert County12
- Denver County10
- Mesa County10
- Mineral County10
- Conejos County9
- Routt County8
- Boulder County8
- Rio Grande County8
- Moffat County7
- Park County7
- Broomfield County7
- Pueblo County7
- Bent County6
- Montezuma County5
- Montrose County5
- Otero County5
- Jackson County4
- Clear Creek County4
- Gilpin County4
- Chaffee County4
- Archuleta County4
- Huerfano County3
- Prowers County3
- Las Animas County3
- Custer County3
- Fremont County3
- Saguache County3
The latest areal flood warnings
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 2, 11:28 AM MDT | Areal Flood Warning | GJT | Mesa | 3 hr |
| Sep 1, 4:03 PM MDT | Areal Flood Warning | GJT | Mesa | 3 hr |
| Aug 15, 4:39 PM MDT | Areal Flood Warning | BOU | Arapahoe, Denver | 111 min |
| Aug 12, 5:09 PM MDT | Areal Flood Warning | GJT | Eagle | 3 hr |
| Jul 22, 5:02 PM MDT | Areal Flood Warning | GJT | Mesa | 3 hr |
| Jun 25, 2:54 AM MDT | Areal Flood Warning | BOU | Jefferson | 3 hr |
| Jun 25, 2:15 AM MDT | Areal Flood Warning | GLD | Yuma | 9 hr |
| Jun 24, 5:13 AM MDT | Areal Flood Warning | GLD | Kit Carson | 9 hr |
| May 21, 10:54 PM MDT | Areal Flood Warning | GLD | Kit Carson, Yuma | 6 hr |
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.