Alert archive / Colorado / Rio Grande County
Weather alerts in Rio Grande County, Colorado, 2021
113 weather alerts in 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Rio Grande County and its neighbors
Each county as a circle sized by its count in 2021. Tap one for its archive.
- Alerts
- 113
- Warnings
- 40
- Watches
- 43
- Advisories
- 23
- Busiest month
- April27 alerts
- Busiest day
- April 6, 20216 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Rio Grande County, 2021
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 1 | 0 | 100% | 0 | ||
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2021
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Pueblo, CO: tornado warnings | 27 | 3 | 89% | 13 | 31% | 5 min |
| NWS Pueblo, CO: severe thunderstorm warnings | 294 | 60 | 80% | 135 | 68% | 26 min |
| NWS Pueblo, CO: flash flood warnings | 125 | 28 | 78% | 68 | 68% | 82 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 17, 3:47 AM MST | Winter Storm Watch | PUB | 17 hr |
| Jan 17, 8:54 PM MST | Winter Weather Advisory | PUB | 41 hr |
| Jan 18, 2:48 PM MST | Winter Storm Warning | PUB | 23 hr |
| Jan 22, 4:08 AM MST | Winter Weather Advisory | PUB | 3 days |
| Jan 25, 3:03 PM MST | Winter Weather Advisory | PUB | 29 hr |
| Jan 29, 3:50 AM MST | Winter Weather Advisory | PUB | 28 hr |
| Feb 2, 3:49 AM MST | Winter Weather Advisory | PUB | 52 hr |
| Feb 12, 4:01 AM MST | Winter Storm Watch | PUB | 24 hr |
| Feb 12, 3:14 PM MST | Winter Storm Warning | PUB | 48 hr |
| Feb 12, 3:14 PM MST | Winter Weather Advisory | PUB | 48 hr |
| Feb 15, 3:48 AM MST | Winter Weather Advisory | PUB | 43 hr |
| Feb 27, 7:48 AM MST | High Wind Warning | PUB | 7 hr |
| Mar 3, 3:50 AM MST | Winter Weather Advisory | PUB | 48 hr |
| Mar 11, 3:55 AM MST | Winter Storm Watch | PUB | 35 hr |
| Mar 12, 4:26 AM MST | Winter Weather Advisory | PUB | 64 hr |
| Mar 15, 9:36 PM MDT | Winter Weather Advisory | PUB | 34 hr |
| Mar 22, 2:57 PM MDT | Winter Storm Watch | PUB | 13 hr |
| Mar 22, 2:57 PM MDT | Winter Weather Advisory | PUB | 51 hr |
| Mar 24, 9:37 PM MDT | Winter Weather Advisory | PUB | 40 hr |
| Mar 28, 10:47 AM MDT | Red Flag Warning | PUB | 33 hr |
| Mar 30, 2:00 PM MDT | Red Flag Warning | PUB | 5 hr |
| Apr 4, 3:59 AM MDT | Fire Weather Watch | PUB | 11 hr |
| Apr 4, 3:15 PM MDT | Fire Weather Watch | PUB | 23 hr |
| Apr 4, 3:15 PM MDT | Red Flag Warning | PUB | 29 hr |
| Apr 5, 2:42 PM MDT | Red Flag Warning | PUB | 29 hr |
| Apr 6, 3:53 AM MDT | High Wind Watch | PUB | 5 hr |
| Apr 6, 4:21 AM MDT | Fire Weather Watch | PUB | 10 hr |
| Apr 6, 9:18 AM MDT | High Wind Warning | PUB | 14 hr |
| Apr 6, 2:13 PM MDT | Dust Storm Warning | PUB | 92 min |
| Apr 6, 2:45 PM MDT | Red Flag Warning | PUB | 29 hr |
| Apr 6, 3:39 PM MDT | Blowing Dust Warning | PUB | 5 hr |
| Apr 7, 3:58 AM MDT | Fire Weather Watch | PUB | 11 hr |
| Apr 7, 2:55 PM MDT | Red Flag Warning | PUB | 29 hr |
| Apr 8, 3:50 AM MDT | Fire Weather Watch | PUB | 16 hr |
| Apr 8, 8:16 PM MDT | Red Flag Warning | PUB | 24 hr |
| Apr 10, 4:04 AM MDT | Red Flag Warning | PUB | 16 hr |
| Apr 10, 2:47 PM MDT | Red Flag Warning | PUB | 29 hr |
| Apr 11, 3:50 AM MDT | Fire Weather Watch | PUB | 11 hr |
| Apr 11, 2:49 PM MDT | Red Flag Warning | PUB | 29 hr |
| Apr 14, 3:46 AM MDT | Fire Weather Watch | PUB | 11 hr |
| Apr 14, 3:03 PM MDT | Red Flag Warning | PUB | 29 hr |
| Apr 16, 3:50 AM MDT | Winter Weather Advisory | PUB | 41 hr |
| Apr 23, 3:55 AM MDT | Fire Weather Watch | PUB | 11 hr |
| Apr 23, 2:58 PM MDT | Fire Weather Watch | PUB | 24 hr |
| Apr 23, 2:58 PM MDT | Fire Weather Watch | PUB | 37 hr |
| Apr 23, 2:58 PM MDT | Red Flag Warning | PUB | 29 hr |
| Apr 24, 3:05 PM MDT | Red Flag Warning | PUB | 29 hr |
| Apr 25, 3:50 AM MDT | Red Flag Warning | PUB | 40 hr |
| May 1, 4:05 AM MDT | Fire Weather Watch | PUB | 11 hr |
| May 1, 2:50 PM MDT | Winter Weather Advisory | PUB | 53 hr |
| May 1, 2:51 PM MDT | Red Flag Warning | PUB | 29 hr |
| May 6, 3:31 PM MDT | Red Flag Warning | PUB | 28 hr |
| May 7, 7:16 AM MDT | Fire Weather Watch | PUB | 8 hr |
| May 7, 2:57 PM MDT | Red Flag Warning | PUB | 29 hr |
| May 8, 3:42 AM MDT | Fire Weather Watch | PUB | 11 hr |
| May 8, 2:55 PM MDT | Red Flag Warning | PUB | 29 hr |
| May 21, 11:18 AM MDT | Winter Weather Advisory | PUB | 12 hr |
| May 31, 12:47 PM MDT | Mesoscale Discussion | SPC | 88 min |
| Jun 3, 4:52 PM MDT | Special Weather Statement | PUB | 23 min |
| Jun 3, 5:32 PM MDT | Dust Storm Advisory | PUB | 58 min |
| Jun 19, 12:43 PM MDT | Special Weather Statement | PUB | 32 min |
| Jun 25, 2:22 PM MDT | Severe Thunderstorm Warning | PUB | 53 min |
| Jul 5, 3:14 PM MDT | Special Weather Statement | PUB | 31 min |
| Jul 14, 3:14 AM MDT | Flash Flood Watch | PUB | 18 hr |
| Jul 21, 2:57 AM MDT | Flash Flood Watch | PUB | 19 hr |
| Jul 22, 2:42 AM MDT | Flood Watch | PUB | 6 min |
| Jul 22, 2:54 AM MDT | Flash Flood Watch | PUB | 18 hr |
| Jul 22, 1:43 PM MDT | Special Weather Statement | PUB | 62 min |
| Jul 23, 3:06 AM MDT | Flash Flood Watch | PUB | 19 hr |
| Jul 24, 3:43 AM MDT | Flood Watch | PUB | 5 min |
| Jul 24, 3:53 AM MDT | Flash Flood Watch | PUB | 17 hr |
| Jul 28, 3:48 PM MDT | Special Weather Statement | PUB | 57 min |
| Jul 30, 1:48 PM MDT | Flash Flood Watch | PUB | 40 hr |
| Jul 31, 3:30 PM MDT | Special Weather Statement | PUB | 45 min |
| Aug 1, 3:04 AM MDT | Flash Flood Watch | PUB | 18 hr |
| Aug 1, 2:47 PM MDT | Flash Flood Watch | PUB | 32 hr |
| Aug 2, 2:54 PM MDT | Flash Flood Watch | PUB | 31 hr |
| Aug 31, 3:11 AM MDT | Flash Flood Watch | PUB | 42 hr |
| Sep 19, 2:45 PM MDT | Freeze Watch | PUB | 24 hr |
| Sep 20, 2:50 PM MDT | Freeze Warning | PUB | 18 hr |
| Sep 21, 3:55 AM MDT | Freeze Watch | PUB | 8 hr |
| Sep 21, 11:44 AM MDT | Freeze Warning | PUB | 21 hr |
| Oct 9, 3:32 PM MDT | Freeze Watch | PUB | 12 hr |
| Oct 10, 3:46 AM MDT | Hard Freeze Warning | PUB | 29 hr |
| Oct 10, 2:21 PM MDT | Winter Storm Watch | PUB | 14 hr |
| Oct 11, 4:14 AM MDT | Winter Storm Warning | PUB | 44 hr |
| Oct 11, 4:14 AM MDT | Winter Weather Advisory | PUB | 38 hr |
| Oct 11, 12:40 PM MDT | High Wind Warning | PUB | 30 hr |
| Oct 25, 4:04 AM MDT | Winter Weather Advisory | PUB | 44 hr |
| Nov 7, 3:56 AM MST | Red Flag Warning | PUB | 14 hr |
| Nov 14, 2:48 PM MST | Fire Weather Watch | PUB | 19 hr |
| Nov 15, 10:10 AM MST | Red Flag Warning | PUB | 32 hr |
| Dec 7, 3:01 PM MST | Winter Storm Watch | PUB | 22 hr |
| Dec 8, 12:54 PM MST | Winter Storm Warning | PUB | 52 hr |
| Dec 8, 12:54 PM MST | Winter Weather Advisory | PUB | 52 hr |
| Dec 13, 3:58 AM MST | High Wind Watch | PUB | 24 hr |
| Dec 13, 4:01 AM MST | Winter Storm Watch | PUB | 11 hr |
| Dec 13, 3:17 PM MST | Winter Storm Warning | PUB | 47 hr |
| Dec 13, 3:17 PM MST | Winter Weather Advisory | PUB | 50 hr |
| Dec 14, 3:53 AM MST | High Wind Warning | PUB | 37 hr |
| Dec 15, 6:02 AM MST | Snow Squall Warning | PUB | 43 min |
| Dec 22, 3:56 AM MST | Winter Storm Watch | PUB | 11 hr |
| Dec 22, 3:09 PM MST | Winter Storm Warning | PUB | 67 hr |
| Dec 22, 3:09 PM MST | Winter Weather Advisory | PUB | 67 hr |
| Dec 25, 3:28 AM MST | Winter Storm Watch | PUB | 11 hr |
| Dec 25, 3:32 AM MST | High Wind Watch | PUB | 12 hr |
| Dec 25, 2:56 PM MST | Winter Storm Warning | PUB | 4 days |
| Dec 25, 2:56 PM MST | Winter Weather Advisory | PUB | 4 days |
| Dec 25, 3:02 PM MST | High Wind Warning | PUB | 27 hr |
| Dec 26, 2:52 PM MST | Winter Storm Watch | PUB | 13 hr |
| Dec 28, 2:48 PM MST | Winter Storm Watch | PUB | 24 hr |
| Dec 29, 2:45 PM MST | Winter Storm Warning | PUB | 3 days |
| Dec 30, 3:48 AM MST | Winter Weather Advisory | PUB | 55 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
The busiest days
Days with the most alerts issued, by UTC date.
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. Warning verification from the Mesonet's Cow. Rebuilt daily.