Alert archive / Colorado / Jefferson County / 2025
Weather alerts in Jefferson County, Colorado, August 2025
16 weather alerts in August 2025, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 16
- Warnings
- 5
- Watches
- 2
- Advisories
- 2
- Busiest day
- August 23, 20256 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 2, 3:21 PM MDT | Special Weather Statement | BOU | 39 min |
| Aug 5, 1:45 PM MDT | Heat Advisory | BOU | 53 hr |
| Aug 6, 2:47 PM MDT | Fire Weather Watch | BOU | 18 hr |
| Aug 7, 9:07 AM MDT | Red Flag Warning | BOU | 35 hr |
| Aug 10, 12:14 PM MDT | Special Weather Statement | BOU | 46 min |
| Aug 12, 2:33 PM MDT | Fire Weather Watch | BOU | 24 hr |
| Aug 13, 2:50 PM MDT | Red Flag Warning | BOU | 29 hr |
| Aug 22, 1:49 PM MDT | Mesoscale Discussion | SPC | 116 min |
| Aug 22, 5:57 PM MDT | Special Weather Statement | BOU | 33 min |
| Aug 23, 1:21 PM MDT | Mesoscale Discussion | SPC | 114 min |
| Aug 23, 3:29 PM MDT | Special Weather Statement | BOU | 46 min |
| Aug 23, 3:49 PM MDT | Severe Thunderstorm Warning | BOU | 26 min |
| Aug 23, 4:13 PM MDT | Severe Thunderstorm Warning | BOU | 47 min |
| Aug 23, 4:23 PM MDT | Mesoscale Discussion | SPC | 97 min |
| Aug 23, 4:54 PM MDT | Severe Thunderstorm Warning | BOU | 36 min |
| Aug 28, 6:27 PM MDT | Areal Flood Advisory | BOU | 3 hr |
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 | 3 |
| Special Weather Statement | 4 |
| Flooding | |
| Areal Flood Advisory | 1 |
| Heat | |
| Heat Advisory | 1 |
| Fire | |
| Red Flag Warning | 2 |
| Fire Weather Watch | 2 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20242026
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.