Alert archive / Colorado / Routt County
Weather alerts in Routt County, Colorado, 2024
102 weather alerts in 2024, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Routt County and its neighbors
Each county as a circle sized by its count in 2024. Tap one for its archive.
- Alerts
- 102
- Warnings
- 19
- Watches
- 17
- Advisories
- 33
- Busiest month
- June19 alerts
- Busiest day
- July 27, 20244 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Routt County, 2024
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 2 | 0 | 100% | 1 | 0% | |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2024
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Grand Junction, CO: tornado warnings | 0 | 2 | 0% | |||
| NWS Grand Junction, CO: severe thunderstorm warnings | 90 | 9 | 90% | 42 | 26% | 12 min |
| NWS Grand Junction, CO: flash flood warnings | 57 | 8 | 86% | 42 | 26% | 43 min |
An office's figures cover every county it serves, including across state lines.
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 8, 2:13 PM MST | Winter Weather Advisory | GJT | 44 hr |
| Jan 10, 1:12 PM MST | Winter Weather Advisory | GJT | 28 hr |
| Jan 11, 2:55 AM MST | Winter Storm Watch | GJT | 10 hr |
| Jan 11, 1:14 PM MST | Winter Storm Warning | GJT | 44 hr |
| Jan 11, 7:24 PM MST | Winter Weather Advisory | GJT | 36 hr |
| Jan 12, 2:47 PM MST | Winter Storm Watch | GJT | 24 hr |
| Jan 13, 2:22 PM MST | Winter Storm Warning | GJT | 51 hr |
| Jan 16, 2:30 AM MST | Winter Storm Warning | GJT | 63 hr |
| Jan 16, 2:30 AM MST | Winter Weather Advisory | GJT | 59 hr |
| Jan 30, 1:20 PM MST | Winter Storm Watch | GJT | 49 hr |
| Feb 1, 2:07 AM MST | Winter Storm Warning | GJT | 3 days |
| Feb 1, 2:07 AM MST | Winter Weather Advisory | GJT | 3 days |
| Feb 5, 3:19 PM MST | Winter Storm Watch | GJT | 11 hr |
| Feb 5, 3:19 PM MST | Winter Storm Warning | GJT | 71 hr |
| Feb 6, 2:15 AM MST | Winter Storm Watch | GJT | 13 hr |
| Feb 6, 3:04 PM MST | Winter Weather Advisory | GJT | 3 days |
| Feb 14, 2:15 PM MST | Winter Weather Advisory | GJT | 63 hr |
| Feb 19, 1:58 PM MST | Winter Weather Advisory | GJT | 67 hr |
| Feb 24, 12:53 PM MST | Winter Storm Watch | GJT | 25 hr |
| Feb 25, 2:11 PM MST | Winter Storm Warning | GJT | 56 hr |
| Feb 26, 2:18 AM MST | Winter Weather Advisory | GJT | 37 hr |
| Feb 27, 3:59 AM MST | Snow Squall Warning | GJT | 31 min |
| Mar 1, 3:03 AM MST | Winter Storm Watch | GJT | 12 hr |
| Mar 1, 2:31 PM MST | High Wind Warning | GJT | 36 hr |
| Mar 1, 2:39 PM MST | Winter Storm Warning | GJT | 66 hr |
| Mar 4, 8:45 AM MST | Winter Weather Advisory | GJT | 14 hr |
| Mar 11, 1:42 PM MDT | Winter Weather Advisory | GJT | 64 hr |
| Mar 23, 3:07 AM MDT | Winter Weather Advisory | GJT | 51 hr |
| Mar 28, 2:07 PM MDT | Winter Weather Advisory | GJT | 4 days |
| Apr 3, 1:29 PM MDT | High Wind Watch | GJT | 25 hr |
| Apr 4, 2:24 PM MDT | Wind Advisory | GJT | 31 hr |
| Apr 5, 2:34 AM MDT | Winter Weather Advisory | GJT | 55 hr |
| Apr 14, 1:51 PM MDT | Winter Weather Advisory | GJT | 46 hr |
| Apr 25, 2:30 PM MDT | Winter Weather Advisory | GJT | 64 hr |
| May 3, 2:42 PM MDT | High Wind Watch | GJT | 25 hr |
| May 4, 3:23 PM MDT | Wind Advisory | GJT | 33 hr |
| May 5, 2:32 AM MDT | Winter Weather Advisory | GJT | 69 hr |
| May 29, 12:54 PM MDT | Special Weather Statement | GJT | 36 min |
| Jun 1, 1:52 PM MDT | Special Weather Statement | GJT | 23 min |
| Jun 2, 1:55 PM MDT | Special Weather Statement | GJT | 35 min |
| Jun 2, 2:17 PM MDT | Special Weather Statement | GJT | 43 min |
| Jun 4, 3:59 PM MDT | River Flood Advisory | GJT | 24 hr |
| Jun 5, 2:50 PM MDT | River Flood Warning | GJT | 5 days |
| Jun 20, 12:09 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 21, 6:50 PM MDT | Special Weather Statement | GJT | 25 min |
| Jun 22, 2:05 PM MDT | Special Weather Statement | GJT | 25 min |
| Jun 24, 3:29 PM MDT | Special Weather Statement | GJT | 46 min |
| Jun 24, 3:35 PM MDT | Special Weather Statement | GJT | 40 min |
| Jun 24, 4:03 PM MDT | Special Weather Statement | GJT | 27 min |
| Jun 25, 12:48 PM MDT | Special Weather Statement | GJT | 27 min |
| Jun 25, 5:05 PM MDT | Severe Thunderstorm Warning | GJT | 25 min |
| Jun 25, 5:19 PM MDT | Special Weather Statement | GJT | 41 min |
| Jun 26, 1:31 PM MDT | Flood Watch | GJT | 30 hr |
| Jun 27, 1:17 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 27, 3:43 PM MDT | Severe Thunderstorm Warning | GJT | 32 min |
| Jun 27, 4:14 PM MDT | Special Weather Statement | GJT | 31 min |
| Jun 28, 4:08 PM MDT | Mesoscale Discussion | SPC | 97 min |
| Jul 14, 4:30 AM MDT | Red Flag Warning | GJT | 17 hr |
| Jul 14, 6:52 PM MDT | Special Weather Statement | GJT | 23 min |
| Jul 15, 4:21 PM MDT | Special Weather Statement | GJT | 24 min |
| Jul 21, 1:20 PM MDT | Special Weather Statement | GJT | 40 min |
| Jul 27, 1:06 PM MDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 27, 1:23 PM MDT | Special Weather Statement | GJT | 37 min |
| Jul 27, 4:51 PM MDT | Special Weather Statement | GJT | 24 min |
| Jul 27, 5:57 PM MDT | Special Weather Statement | GJT | 33 min |
| Jul 27, 8:25 PM MDT | Special Weather Statement | GJT | 35 min |
| Jul 27, 9:15 PM MDT | Special Weather Statement | GJT | 30 min |
| Aug 9, 11:11 AM MDT | Flash Flood Watch | GJT | 7 hr |
| Aug 10, 3:44 PM MDT | Special Weather Statement | GJT | 31 min |
| Aug 11, 9:21 AM MDT | Flood Watch | GJT | 12 hr |
| Aug 19, 7:50 PM MDT | Special Weather Statement | GJT | 25 min |
| Aug 25, 1:22 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 25, 3:57 PM MDT | Mesoscale Discussion | SPC | 93 min |
| Aug 25, 5:03 PM MDT | Special Weather Statement | GJT | 42 min |
| Aug 25, 5:49 PM MDT | Special Weather Statement | GJT | 26 min |
| Sep 4, 12:06 PM MDT | Mesoscale Discussion | SPC | 114 min |
| Sep 4, 4:33 PM MDT | Special Weather Statement | GJT | 27 min |
| Sep 4, 5:12 PM MDT | Special Weather Statement | GJT | 33 min |
| Sep 17, 10:33 AM MDT | Mesoscale Discussion | SPC | 117 min |
| Oct 21, 2:55 AM MDT | Freeze Watch | GJT | 11 hr |
| Oct 21, 1:42 PM MDT | Freeze Warning | GJT | 20 hr |
| Oct 23, 1:36 PM MDT | Freeze Watch | GJT | 24 hr |
| Oct 24, 1:08 PM MDT | Freeze Warning | GJT | 21 hr |
| Oct 27, 3:03 PM MDT | Winter Weather Advisory | GJT | 3 days |
| Nov 2, 3:00 PM MDT | Winter Weather Advisory | GJT | 45 hr |
| Nov 5, 2:29 AM MST | Winter Weather Advisory | GJT | 63 hr |
| Nov 12, 1:37 AM MST | Winter Weather Advisory | GJT | 29 hr |
| Nov 19, 1:53 PM MST | Special Weather Statement | GJT | 67 min |
| Nov 23, 1:18 AM MST | Winter Weather Advisory | GJT | 51 hr |
| Nov 24, 2:10 PM MST | Winter Storm Watch | GJT | 12 hr |
| Nov 25, 1:52 AM MST | Winter Storm Warning | GJT | 60 hr |
| Nov 25, 1:52 AM MST | Winter Weather Advisory | GJT | 24 hr |
| Nov 25, 2:39 AM MST | Dense Fog Advisory | GJT | 6 hr |
| Nov 26, 1:44 AM MST | Winter Weather Advisory | GJT | 34 hr |
| Dec 17, 1:23 AM MST | Winter Weather Advisory | GJT | 23 hr |
| Dec 24, 6:07 AM MST | Dense Fog Advisory | GJT | 5 hr |
| Dec 25, 2:15 PM MST | Winter Weather Advisory | GJT | 64 hr |
| Dec 26, 2:09 PM MST | Winter Storm Warning | GJT | 40 hr |
| Dec 27, 3:08 PM MST | Winter Storm Warning | GJT | 43 hr |
| Dec 27, 3:08 PM MST | Winter Weather Advisory | GJT | 43 hr |
| Dec 28, 2:45 PM MST | Winter Storm Warning | GJT | 50 hr |
| Dec 28, 2:45 PM MST | Winter Weather Advisory | GJT | 50 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 | 2 |
| Severe Thunderstorm Watch | 2 |
| Mesoscale Discussion | 6 |
| Special Weather Statement | 27 |
| Flooding | |
| River Flood Warning | 1 |
| Flash Flood Watch | 1 |
| Flood Watch | 2 |
| River Flood Advisory | 1 |
| Winter | |
| Snow Squall Warning | 1 |
| Winter Storm Warning | 11 |
| Winter Storm Watch | 8 |
| Winter Weather Advisory | 28 |
| Cold | |
| Freeze Warning | 2 |
| Freeze Watch | 2 |
| Wind and dust | |
| High Wind Warning | 1 |
| High Wind Watch | 2 |
| Wind Advisory | 2 |
| Fire | |
| Red Flag Warning | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 2 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20232025
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.