Alert archive / Colorado / Larimer County / 2021
Weather alerts in Larimer County, Colorado, July 2021
65 weather alerts in July 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 65
- Warnings
- 27
- Watches
- 5
- Advisories
- 27
- Busiest day
- July 30, 202115 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 |
|---|---|---|---|
| Jul 1, 8:46 AM MDT | Flash Flood Watch | BOU | 12 hr |
| Jul 1, 11:49 AM MDT | Flash Flood Warning | BOU | 116 min |
| Jul 1, 2:52 PM MDT | Areal Flood Advisory | BOU | 83 min |
| Jul 1, 3:09 PM MDT | Flash Flood Warning | BOU | 114 min |
| Jul 1, 3:51 PM MDT | Areal Flood Advisory | BOU | 84 min |
| Jul 1, 4:42 PM MDT | Areal Flood Advisory | BOU | 93 min |
| Jul 2, 2:26 PM MDT | Areal Flood Advisory | BOU | 2 hr |
| Jul 2, 3:26 PM MDT | Areal Flood Advisory | BOU | 59 min |
| Jul 2, 7:17 PM MDT | Areal Flood Advisory | BOU | 88 min |
| Jul 3, 2:03 PM MDT | Areal Flood Advisory | BOU | 87 min |
| Jul 4, 10:34 AM MDT | Areal Flood Advisory | BOU | 86 min |
| Jul 4, 11:54 AM MDT | Areal Flood Advisory | BOU | 81 min |
| Jul 4, 12:10 PM MDT | Special Weather Statement | BOU | 50 min |
| Jul 4, 12:28 PM MDT | Areal Flood Advisory | BOU | 77 min |
| Jul 4, 12:37 PM MDT | Severe Thunderstorm Warning | BOU | 38 min |
| Jul 4, 12:49 PM MDT | Special Weather Statement | CYS | 41 min |
| Jul 4, 1:51 PM MDT | Areal Flood Advisory | BOU | 75 min |
| Jul 4, 3:20 PM MDT | Flash Flood Warning | BOU | 85 min |
| Jul 5, 3:13 AM MDT | Flash Flood Watch | BOU | 21 hr |
| Jul 5, 1:39 PM MDT | Flash Flood Warning | BOU | 96 min |
| Jul 5, 1:53 PM MDT | Areal Flood Advisory | BOU | 82 min |
| Jul 5, 2:12 PM MDT | Flash Flood Warning | BOU | 93 min |
| Jul 13, 12:43 PM MDT | Areal Flood Advisory | BOU | 92 min |
| Jul 13, 12:53 PM MDT | Special Weather Statement | BOU | 37 min |
| Jul 13, 1:38 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 14, 2:26 PM MDT | Areal Flood Advisory | BOU | 94 min |
| Jul 14, 4:36 PM MDT | Areal Flood Advisory | BOU | 84 min |
| Jul 20, 4:29 PM MDT | Areal Flood Advisory | BOU | 91 min |
| Jul 20, 4:53 PM MDT | Flash Flood Warning | BOU | 82 min |
| Jul 20, 5:24 PM MDT | Flash Flood Warning | BOU | 51 min |
| Jul 20, 6:58 PM MDT | Flash Flood Warning | BOU | 92 min |
| Jul 20, 7:09 PM MDT | Flash Flood Warning | BOU | 81 min |
| Jul 21, 3:18 AM MDT | Flash Flood Watch | BOU | 17 hr |
| Jul 21, 1:30 PM MDT | Flash Flood Warning | BOU | 3 hr |
| Jul 21, 2:47 PM MDT | Flash Flood Warning | BOU | 103 min |
| Jul 21, 3:16 PM MDT | Flash Flood Warning | BOU | 3 hr |
| Jul 22, 11:15 AM MDT | Areal Flood Advisory | BOU | 2 hr |
| Jul 22, 11:44 AM MDT | Areal Flood Advisory | BOU | 2 hr |
| Jul 22, 12:04 PM MDT | Areal Flood Advisory | BOU | 116 min |
| Jul 22, 2:15 PM MDT | Flash Flood Watch | BOU | 30 hr |
| Jul 25, 4:23 PM MDT | Areal Flood Advisory | BOU | 82 min |
| Jul 29, 2:03 PM MDT | Flash Flood Watch | BOU | 55 hr |
| Jul 29, 5:38 PM MDT | Areal Flood Advisory | BOU | 2 hr |
| Jul 29, 7:50 PM MDT | Flash Flood Warning | BOU | 3 hr |
| Jul 29, 10:19 PM MDT | Areal Flood Advisory | BOU | 86 min |
| Jul 30, 1:01 PM MDT | Flash Flood Warning | BOU | 7 hr |
| Jul 30, 1:08 PM MDT | Areal Flood Advisory | BOU | 6 min |
| Jul 30, 1:14 PM MDT | Flash Flood Warning | BOU | 3 hr |
| Jul 30, 1:34 PM MDT | Flash Flood Warning | BOU | 6 hr |
| Jul 30, 2:07 PM MDT | Flash Flood Warning | BOU | 5 hr |
| Jul 30, 2:42 PM MDT | Special Weather Statement | CYS | 33 min |
| Jul 30, 2:48 PM MDT | Areal Flood Advisory | BOU | 87 min |
| Jul 30, 3:02 PM MDT | Special Weather Statement | BOU | 43 min |
| Jul 30, 3:26 PM MDT | Severe Thunderstorm Warning | BOU | 49 min |
| Jul 30, 3:59 PM MDT | Areal Flood Advisory | BOU | 61 min |
| Jul 30, 4:11 PM MDT | Severe Thunderstorm Warning | BOU | 49 min |
| Jul 30, 4:30 PM MDT | Flash Flood Warning | BOU | 4 hr |
| Jul 30, 5:36 PM MDT | Flash Flood Warning | BOU | 3 hr |
| Jul 30, 7:13 PM MDT | Areal Flood Warning | BOU | 3 hr |
| Jul 30, 7:53 PM MDT | Areal Flood Advisory | BOU | 68 min |
| Jul 31, 11:49 AM MDT | Flash Flood Warning | BOU | 2 hr |
| Jul 31, 1:05 PM MDT | Areal Flood Advisory | BOU | 85 min |
| Jul 31, 2:16 PM MDT | Flash Flood Warning | BOU | 89 min |
| Jul 31, 2:43 PM MDT | Flash Flood Warning | BOU | 92 min |
| Jul 31, 3:24 PM MDT | Flash Flood Warning | BOU | 81 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 | |
| Severe Thunderstorm Warning | 3 |
| Mesoscale Discussion | 1 |
| Special Weather Statement | 5 |
| Flooding | |
| Areal Flood Warning | 1 |
| Flash Flood Warning | 23 |
| Flash Flood Watch | 5 |
| Areal Flood Advisory | 27 |
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.