Alert archive / Colorado / Rio Blanco County
Weather alerts in Rio Blanco County, Colorado, 2016
126 weather alerts in 2016, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Rio Blanco County and its neighbors
Each county as a circle sized by its count in 2016. Tap one for its archive.
- Alerts
- 126
- Warnings
- 38
- Watches
- 30
- Advisories
- 45
- Busiest month
- July16 alerts
- Busiest day
- January 29, 20163 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 Blanco County, 2016
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 0 | 0 | ||||
| Flash flood warnings | 3 | 0 | 100% | 1 | 0% |
Each office's whole area, 2016
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Grand Junction, CO: severe thunderstorm warnings | 13 | 3 | 77% | 19 | 26% | 7 min |
| NWS Grand Junction, CO: flash flood warnings | 14 | 1 | 93% | 17 | 6% | 95 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 7, 5:29 PM MST | Dense Fog Advisory | GJT | 18 hr |
| Jan 14, 2:47 PM MST | Winter Weather Advisory | GJT | 39 hr |
| Jan 15, 11:50 PM MST | Winter Weather Advisory | GJT | 42 hr |
| Jan 18, 2:33 PM MST | Winter Weather Advisory | GJT | 15 hr |
| Jan 19, 2:51 PM MST | Winter Weather Advisory | GJT | 30 hr |
| Jan 23, 1:08 PM MST | Winter Weather Advisory | GJT | 50 hr |
| Jan 25, 7:47 PM MST | Dense Fog Advisory | GJT | 15 hr |
| Jan 28, 3:11 PM MST | Winter Storm Watch | GJT | 7 hr |
| Jan 28, 10:03 PM MST | Winter Storm Warning | GJT | 5 days |
| Jan 28, 10:03 PM MST | Winter Weather Advisory | GJT | 59 hr |
| Jan 29, 3:07 PM MST | Winter Storm Watch | GJT | 50 hr |
| Jan 30, 4:27 PM MST | Winter Storm Warning | GJT | 68 hr |
| Jan 31, 5:26 PM MST | Winter Weather Advisory | GJT | 35 hr |
| Feb 13, 3:54 PM MST | Winter Weather Advisory | GJT | 61 hr |
| Feb 17, 12:34 PM MST | Wind Advisory | GJT | 32 hr |
| Feb 18, 9:08 AM MST | Winter Storm Warning | GJT | 14 hr |
| Feb 18, 2:24 PM MST | High Wind Warning | GJT | 10 hr |
| Feb 21, 3:30 PM MST | Winter Weather Advisory | GJT | 51 hr |
| Feb 23, 7:08 AM MST | Dense Fog Advisory | GJT | 4 hr |
| Mar 5, 5:44 PM MST | Winter Weather Advisory | GJT | 47 hr |
| Mar 13, 3:04 PM MDT | Winter Storm Warning | GJT | 39 hr |
| Mar 13, 11:40 PM MDT | Wind Advisory | GJT | 23 hr |
| Mar 15, 12:00 PM MDT | Winter Weather Advisory | GJT | 21 hr |
| Mar 21, 4:08 AM MDT | Winter Storm Watch | GJT | 11 hr |
| Mar 21, 3:37 PM MDT | Winter Weather Advisory | GJT | 50 hr |
| Mar 22, 3:40 AM MDT | Winter Storm Warning | GJT | 48 hr |
| Mar 24, 3:47 AM MDT | Winter Weather Advisory | GJT | 62 hr |
| Mar 27, 8:48 PM MDT | Winter Weather Advisory | GJT | 60 hr |
| Mar 29, 5:03 PM MDT | Winter Storm Warning | GJT | 15 hr |
| Mar 31, 6:28 AM MDT | Winter Weather Advisory | GJT | 6 hr |
| Apr 13, 2:18 PM MDT | Wind Advisory | GJT | 30 hr |
| Apr 14, 3:55 AM MDT | Winter Storm Watch | GJT | 9 hr |
| Apr 14, 3:55 AM MDT | Winter Storm Warning | GJT | 3 days |
| Apr 14, 12:52 PM MDT | Winter Weather Advisory | GJT | 19 hr |
| Apr 16, 4:30 AM MDT | Wind Advisory | GJT | 8 hr |
| Apr 23, 3:06 AM MDT | Wind Advisory | GJT | 17 hr |
| Apr 27, 2:27 PM MDT | Winter Weather Advisory | GJT | 55 hr |
| May 7, 3:30 AM MDT | Special Weather Statement | GJT | 45 min |
| May 7, 4:22 AM MDT | Special Weather Statement | GJT | 38 min |
| May 15, 2:21 PM MDT | Special Weather Statement | GJT | 24 min |
| May 15, 2:44 PM MDT | Special Weather Statement | GJT | 31 min |
| May 19, 2:50 PM MDT | Wind Advisory | GJT | 29 hr |
| May 20, 2:00 PM MDT | Wind Advisory | GJT | 30 hr |
| Jun 13, 2:21 PM MDT | Fire Weather Watch | GJT | 20 hr |
| Jun 14, 9:51 AM MDT | Fire Weather Watch | GJT | 29 hr |
| Jun 14, 9:51 AM MDT | Red Flag Warning | GJT | 34 hr |
| Jun 15, 2:42 PM MDT | Red Flag Warning | GJT | 29 hr |
| Jun 16, 3:02 AM MDT | Fire Weather Watch | GJT | 8 hr |
| Jun 16, 11:09 AM MDT | Red Flag Warning | GJT | 33 hr |
| Jun 19, 3:00 PM MDT | Fire Weather Watch | GJT | 37 hr |
| Jun 22, 1:40 PM MDT | Fire Weather Watch | GJT | 24 hr |
| Jun 23, 1:52 PM MDT | Red Flag Warning | GJT | 30 hr |
| Jun 23, 6:48 PM MDT | Special Weather Statement | GJT | 27 min |
| Jul 5, 4:35 AM MDT | Fire Weather Watch | GJT | 10 hr |
| Jul 5, 2:38 PM MDT | Red Flag Warning | GJT | 29 hr |
| Jul 8, 5:38 AM MDT | Fire Weather Watch | GJT | 9 hr |
| Jul 8, 5:38 AM MDT | Fire Weather Watch | GJT | 16 hr |
| Jul 8, 5:59 PM MDT | Red Flag Warning | GJT | 26 hr |
| Jul 8, 9:48 PM MDT | Red Flag Warning | GJT | 50 hr |
| Jul 9, 2:53 PM MDT | Wind Advisory | GJT | 29 hr |
| Jul 11, 1:55 PM MDT | Red Flag Warning | GJT | 31 hr |
| Jul 12, 3:00 PM MDT | Fire Weather Watch | GJT | 12 hr |
| Jul 15, 3:45 AM MDT | Fire Weather Watch | GJT | 11 hr |
| Jul 15, 2:58 PM MDT | Fire Weather Watch | GJT | 24 hr |
| Jul 15, 2:58 PM MDT | Red Flag Warning | GJT | 30 hr |
| Jul 16, 6:17 PM MDT | Red Flag Warning | GJT | 27 hr |
| Jul 17, 9:42 PM MDT | Red Flag Warning | GJT | 24 hr |
| Jul 21, 11:31 AM MDT | Flash Flood Watch | GJT | 9 hr |
| Jul 21, 2:02 PM MDT | Flash Flood Warning | GJT | 3 hr |
| Jul 31, 6:09 PM MDT | Special Weather Statement | GJT | 36 min |
| Aug 3, 1:05 PM MDT | Areal Flood Advisory | GJT | 3 hr |
| Aug 3, 1:48 PM MDT | Flash Flood Warning | GJT | 3 hr |
| Aug 3, 2:56 PM MDT | Flash Flood Watch | GJT | 29 hr |
| Aug 4, 2:25 PM MDT | Flash Flood Watch | GJT | 34 hr |
| Aug 7, 5:39 PM MDT | Special Weather Statement | GJT | 36 min |
| Aug 8, 2:12 PM MDT | Special Weather Statement | GJT | 48 min |
| Aug 8, 3:41 PM MDT | Special Weather Statement | GJT | 49 min |
| Aug 23, 5:53 PM MDT | Flash Flood Warning | GJT | 3 hr |
| Sep 3, 4:45 PM MDT | Special Weather Statement | GJT | 30 min |
| Sep 5, 4:30 AM MDT | Red Flag Warning | GJT | 16 hr |
| Sep 5, 1:56 PM MDT | Fire Weather Watch | GJT | 14 hr |
| Sep 6, 4:06 AM MDT | Red Flag Warning | GJT | 14 hr |
| Sep 9, 3:45 AM MDT | Freeze Watch | GJT | 8 hr |
| Sep 9, 11:16 AM MDT | Freeze Warning | GJT | 21 hr |
| Sep 10, 3:45 AM MDT | Fire Weather Watch | GJT | 11 hr |
| Sep 10, 3:04 PM MDT | Red Flag Warning | GJT | 29 hr |
| Sep 12, 4:01 AM MDT | Red Flag Warning | GJT | 16 hr |
| Sep 13, 5:37 PM MDT | Special Weather Statement | GJT | 38 min |
| Sep 16, 1:48 PM MDT | Freeze Warning | GJT | 19 hr |
| Sep 22, 3:19 AM MDT | High Wind Warning | GJT | 20 hr |
| Sep 22, 3:19 AM MDT | Wind Advisory | GJT | 20 hr |
| Sep 23, 12:24 AM MDT | Special Weather Statement | GJT | 36 min |
| Sep 23, 2:59 AM MDT | Special Weather Statement | GJT | 31 min |
| Sep 23, 3:41 PM MDT | Winter Weather Advisory | GJT | 19 hr |
| Oct 2, 11:51 PM MDT | Wind Advisory | GJT | 18 hr |
| Oct 3, 3:22 AM MDT | Freeze Watch | GJT | 12 hr |
| Oct 3, 3:00 PM MDT | Freeze Warning | GJT | 18 hr |
| Oct 4, 2:20 PM MDT | Freeze Warning | GJT | 19 hr |
| Oct 5, 3:24 AM MDT | Winter Weather Advisory | GJT | 28 hr |
| Oct 6, 4:38 AM MDT | Freeze Watch | GJT | 9 hr |
| Oct 6, 1:25 PM MDT | Freeze Warning | GJT | 20 hr |
| Oct 16, 2:24 AM MDT | Wind Advisory | GJT | 31 hr |
| Nov 15, 3:32 PM MST | Winter Storm Watch | GJT | 24 hr |
| Nov 16, 4:30 AM MST | Winter Weather Advisory | GJT | 44 hr |
| Nov 16, 3:16 PM MST | Winter Storm Warning | GJT | 33 hr |
| Nov 19, 3:30 PM MST | Winter Storm Watch | GJT | 23 hr |
| Nov 20, 3:55 AM MST | Winter Storm Warning | GJT | 62 hr |
| Nov 25, 2:15 PM MST | Winter Storm Watch | GJT | 14 hr |
| Nov 26, 4:29 AM MST | Winter Storm Warning | GJT | 3 days |
| Nov 26, 4:29 AM MST | Winter Weather Advisory | GJT | 3 days |
| Dec 4, 3:42 AM MST | Winter Storm Watch | GJT | 12 hr |
| Dec 4, 3:14 PM MST | Winter Weather Advisory | GJT | 63 hr |
| Dec 7, 7:45 PM MST | Winter Weather Advisory | GJT | 40 hr |
| Dec 9, 1:36 AM MST | Winter Storm Warning | GJT | 16 hr |
| Dec 9, 2:38 PM MST | Winter Storm Watch | GJT | 6 hr |
| Dec 9, 8:18 PM MST | Winter Storm Warning | GJT | 45 hr |
| Dec 10, 2:34 AM MST | Winter Weather Advisory | GJT | 33 hr |
| Dec 13, 3:06 PM MST | Winter Weather Advisory | GJT | 33 hr |
| Dec 14, 4:02 PM MST | Winter Storm Watch | GJT | 12 hr |
| Dec 15, 3:45 AM MST | Winter Storm Warning | GJT | 55 hr |
| Dec 16, 3:22 PM MST | Wind Advisory | GJT | 8 hr |
| Dec 16, 9:52 PM MST | Winter Weather Advisory | GJT | 7 hr |
| Dec 21, 3:13 PM MST | Winter Weather Advisory | GJT | 41 hr |
| Dec 22, 8:59 AM MST | Dense Fog Advisory | GJT | 3 hr |
| Dec 23, 2:53 AM MST | Winter Storm Watch | GJT | 21 hr |
| Dec 23, 11:24 PM MST | Winter Weather Advisory | GJT | 49 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 | |
| Special Weather Statement | 13 |
| Flooding | |
| Flash Flood Warning | 3 |
| Flash Flood Watch | 3 |
| Areal Flood Advisory | 1 |
| Winter | |
| Winter Storm Warning | 13 |
| Winter Storm Watch | 11 |
| Winter Weather Advisory | 28 |
| Cold | |
| Freeze Warning | 5 |
| Freeze Watch | 3 |
| Wind and dust | |
| High Wind Warning | 2 |
| Wind Advisory | 12 |
| Fire | |
| Red Flag Warning | 15 |
| Fire Weather Watch | 13 |
| Fog and smoke | |
| Dense Fog Advisory | 4 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20152017
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.