Alert archive / Colorado / Larimer County / 2021
Weather alerts in Larimer County, Colorado, August 2021
28 weather alerts in August 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 28
- Warnings
- 10
- Watches
- 2
- Advisories
- 13
- Busiest day
- August 2, 20215 alerts
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 | Lasted |
|---|---|---|---|
| Aug 1, 2:04 PM MDT | Flash Flood Watch | BOU | 32 hr |
| Aug 2, 3:47 PM MDT | Flash Flood Warning | BOU | 3 hr |
| Aug 2, 4:11 PM MDT | Flash Flood Warning | BOU | 3 hr |
| Aug 2, 5:14 PM MDT | Areal Flood Advisory | BOU | 91 min |
| Aug 2, 5:40 PM MDT | Areal Flood Advisory | BOU | 95 min |
| Aug 2, 5:57 PM MDT | Areal Flood Advisory | BOU | 93 min |
| Aug 2, 6:26 PM MDT | Flash Flood Warning | BOU | 116 min |
| Aug 3, 3:41 AM MDT | Flash Flood Watch | BOU | 18 hr |
| Aug 3, 8:39 PM MDT | Areal Flood Advisory | BOU | 111 min |
| Aug 6, 6:53 PM MDT | Flash Flood Warning | BOU | 2 hr |
| Aug 6, 7:36 PM MDT | Special Weather Statement | BOU | 24 min |
| Aug 6, 7:58 PM MDT | Areal Flood Advisory | BOU | 2 hr |
| Aug 6, 10:06 PM MDT | Areal Flood Advisory | BOU | 84 min |
| Aug 13, 3:53 PM MDT | Areal Flood Advisory | BOU | 2 hr |
| Aug 13, 5:40 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 14, 2:55 PM MDT | Areal Flood Advisory | BOU | 96 min |
| Aug 14, 6:48 PM MDT | Flash Flood Warning | BOU | 115 min |
| Aug 16, 3:53 PM MDT | Flash Flood Warning | BOU | 112 min |
| Aug 16, 4:32 PM MDT | Flash Flood Warning | BOU | 118 min |
| Aug 17, 2:07 PM MDT | Areal Flood Advisory | BOU | 53 min |
| Aug 17, 4:04 PM MDT | Areal Flood Advisory | BOU | 86 min |
| Aug 17, 4:41 PM MDT | Flash Flood Warning | BOU | 2 hr |
| Aug 18, 3:01 PM MDT | Areal Flood Advisory | BOU | 13 min |
| Aug 18, 3:14 PM MDT | Flash Flood Warning | BOU | 3 hr |
| Aug 18, 4:54 PM MDT | Areal Flood Advisory | BOU | 81 min |
| Aug 20, 2:12 AM MDT | Areal Flood Advisory | BOU | 93 min |
| Aug 20, 2:15 AM MDT | Flash Flood Warning | BOU | 2 hr |
| Aug 26, 9:55 PM MDT | Special Weather Statement | BOU | 50 min |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Mesoscale Discussion | 1 |
| Special Weather Statement | 2 |
| Flooding | |
| Flash Flood Warning | 10 |
| Flash Flood Watch | 2 |
| Areal Flood Advisory | 13 |
Nearby
Alerts in force nowTornadoes on recordForecastThe 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.