Alert archive / Colorado / Archuleta County
Weather alerts in Archuleta County, Colorado, 2026
74 weather alerts in 2026, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Archuleta County and its neighbors
Each county as a circle sized by its count in 2026. Tap one for its archive.
- Alerts
- 74
- Warnings
- 33
- Watches
- 23
- Advisories
- 10
- Busiest month
- June22 alerts
- Busiest day
- September 14, 20268 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Archuleta County, 2026
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 3 | 0 | 100% | 0 | ||
| Flash flood warnings | 2 | 1 | 50% | 1 | 0% |
Each office's whole area, 2026
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Grand Junction, CO: tornado warnings | 1 | 0 | 100% | 1 | 0% | |
| NWS Grand Junction, CO: severe thunderstorm warnings | 45 | 5 | 89% | 28 | 39% | 22 min |
| NWS Grand Junction, CO: flash flood warnings | 132 | 27 | 80% | 103 | 45% | 75 min |
An office's figures cover every county it serves, including across state lines.
The year is still running; reports filed late and damage surveys can still change these figures.
Verified by the Iowa Environmental Mesonet's Cow, which matches each storm-based warning with the local storm reports inside its polygon while it was in force, within 15 km of its edge: a tornado warning counts as verified on a tornado report, a severe thunderstorm warning on hail of 1 inch or more, a gust of 58 mph or more, or wind damage, a flash flood warning on a flash flood report. The false alarm ratio is the share of warnings with no such report; "inside a warning" is the probability of detection, the share of reports that fell inside one; lead time runs from the warning's issue to each report inside it, counting zero for a report that came first. A warning with no report is not proof nothing happened: reports come from spotters, the public and damage surveys, and are thin where few people live.
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 |
|---|---|---|---|
| Jan 3, 2:02 AM MST | Dense Fog Advisory | GJT | 9 hr |
| Jan 7, 2:29 AM MST | Winter Weather Advisory | GJT | 57 hr |
| Jan 21, 1:58 PM MST | Winter Weather Advisory | GJT | 3 days |
| Feb 15, 12:21 PM MST | Winter Storm Warning | GJT | 4 days |
| Feb 15, 12:21 PM MST | Winter Weather Advisory | GJT | 4 days |
| Feb 19, 11:24 AM MST | Winter Weather Advisory | GJT | 33 hr |
| Mar 4, 12:37 PM MST | Winter Weather Advisory | GJT | 59 hr |
| Mar 30, 12:06 PM MDT | Winter Weather Advisory | GJT | 57 hr |
| Mar 31, 10:17 PM MDT | Freeze Watch | GJT | 14 hr |
| Apr 1, 12:20 PM MDT | Freeze Watch | GJT | 23 hr |
| Apr 1, 12:20 PM MDT | Freeze Warning | GJT | 20 hr |
| Apr 2, 11:24 AM MDT | Freeze Warning | GJT | 23 hr |
| Apr 2, 11:31 AM MDT | Freeze Watch | GJT | 23 hr |
| Apr 3, 10:57 AM MDT | Freeze Watch | GJT | 23 hr |
| Apr 3, 10:57 AM MDT | Freeze Warning | GJT | 23 hr |
| Apr 4, 9:46 AM MDT | Freeze Warning | GJT | 23 hr |
| Apr 11, 12:41 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 13, 11:16 AM MDT | Freeze Watch | GJT | 23 hr |
| Apr 14, 10:10 AM MDT | Freeze Watch | GJT | 24 hr |
| Apr 14, 10:10 AM MDT | Freeze Warning | GJT | 23 hr |
| Apr 15, 10:00 AM MDT | Freeze Watch | GJT | 25 hr |
| Apr 15, 10:00 AM MDT | Freeze Warning | GJT | 23 hr |
| Apr 16, 10:33 AM MDT | Freeze Warning | GJT | 47 hr |
| Apr 17, 11:06 AM MDT | Freeze Watch | GJT | 23 hr |
| Apr 18, 10:04 AM MDT | Freeze Warning | GJT | 23 hr |
| Apr 23, 5:07 AM MDT | Freeze Warning | GJT | 27 hr |
| Apr 25, 1:19 PM MDT | Winter Weather Advisory | GJT | 41 hr |
| Apr 27, 12:45 PM MDT | Freeze Warning | GJT | 20 hr |
| Apr 30, 10:33 AM MDT | Freeze Warning | GJT | 22 hr |
| May 1, 10:43 AM MDT | Freeze Warning | GJT | 22 hr |
| May 4, 11:24 AM MDT | Winter Weather Advisory | GJT | 55 hr |
| May 5, 4:18 AM MDT | Freeze Watch | GJT | 18 hr |
| May 5, 10:47 PM MDT | Freeze Warning | GJT | 34 hr |
| Jun 5, 10:47 AM MDT | Red Flag Warning | GJT | 59 hr |
| Jun 7, 11:38 AM MDT | Fire Weather Watch | GJT | 24 hr |
| Jun 7, 11:38 AM MDT | Red Flag Warning | GJT | 33 hr |
| Jun 7, 11:38 AM MDT | Red Flag Warning | GJT | 58 hr |
| Jun 8, 11:17 AM MDT | Fire Weather Watch | GJT | 49 hr |
| Jun 8, 11:17 AM MDT | Red Flag Warning | GJT | 59 hr |
| Jun 10, 11:51 AM MDT | Fire Weather Watch | GJT | 23 hr |
| Jun 10, 11:51 AM MDT | Red Flag Warning | GJT | 32 hr |
| Jun 11, 10:23 AM MDT | Red Flag Warning | GJT | 35 hr |
| Jun 16, 11:46 AM MDT | Red Flag Warning | GJT | 33 hr |
| Jun 18, 12:11 PM MDT | Fire Weather Watch | GJT | 24 hr |
| Jun 19, 11:41 AM MDT | Red Flag Warning | GJT | 34 hr |
| Jun 20, 10:41 PM MDT | Red Flag Warning | GJT | 45 hr |
| Jun 21, 10:15 PM MDT | Fire Weather Watch | GJT | 14 hr |
| Jun 22, 11:46 AM MDT | Red Flag Warning | GJT | 34 hr |
| Jun 24, 1:01 PM MDT | Fire Weather Watch | GJT | 22 hr |
| Jun 24, 1:01 PM MDT | Red Flag Warning | GJT | 3 days |
| Jun 26, 10:58 AM MDT | Red Flag Warning | GJT | 59 hr |
| Jun 26, 4:27 PM MDT | Special Weather Statement | GJT | 18 min |
| Jun 28, 10:04 PM MDT | Red Flag Warning | GJT | 22 hr |
| Jun 30, 1:19 PM MDT | Fire Weather Watch | GJT | 23 hr |
| Jun 30, 1:19 PM MDT | Red Flag Warning | GJT | 31 hr |
| Jul 8, 1:38 PM MDT | Extreme Heat Watch | GJT | 23 hr |
| Jul 21, 4:48 PM MDT | Special Weather Statement | ABQ | 27 min |
| Jul 22, 1:17 AM MDT | Flood Watch | GJT | 26 hr |
| Jul 22, 8:06 PM MDT | Special Weather Statement | ABQ | 24 min |
| Jul 26, 4:41 PM MDT | Areal Flood Advisory | GJT | 3 hr |
| Aug 12, 11:46 AM MDT | Flood Watch | GJT | 12 hr |
| Aug 30, 4:18 AM MDT | Flood Watch | GJT | 41 hr |
| Aug 30, 11:36 AM MDT | Flood Watch | GJT | 33 hr |
| Sep 14, 1:11 PM MDT | Severe Thunderstorm Warning | GJT | 34 min |
| Sep 14, 3:36 PM MDT | Severe Thunderstorm Warning | GJT | 24 min |
| Sep 14, 3:58 PM MDT | Severe Thunderstorm Warning | GJT | 32 min |
| Sep 14, 4:05 PM MDT | Flash Flood Warning | GJT | 4 hr |
| Sep 14, 4:29 PM MDT | Special Weather Statement | GJT | 31 min |
| Sep 14, 4:53 PM MDT | Special Weather Statement | GJT | 37 min |
| Sep 14, 5:14 PM MDT | Flash Flood Warning | GJT | 3 hr |
| Sep 14, 5:26 PM MDT | Special Weather Statement | ABQ | 34 min |
| Sep 15, 4:12 AM MDT | Special Weather Statement | GJT | 33 min |
| Sep 15, 10:44 AM MDT | Flood Watch | GJT | 61 hr |
| Sep 21, 10:35 PM MDT | Flood Watch | GJT | 51 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 | 1 |
| Special Weather Statement | 7 |
| Flooding | |
| Flash Flood Warning | 2 |
| Flood Watch | 6 |
| Areal Flood Advisory | 1 |
| Winter | |
| Winter Storm Warning | 1 |
| Winter Weather Advisory | 8 |
| Heat | |
| Extreme Heat Watch | 1 |
| Cold | |
| Freeze Warning | 13 |
| Freeze Watch | 9 |
| Fire | |
| Red Flag Warning | 14 |
| Fire Weather Watch | 7 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive2025
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.