Alert archive / Colorado / Lincoln County
Weather alerts in Lincoln County, Colorado, 2017
169 weather alerts in 2017, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Lincoln County and its neighbors
Each county as a circle sized by its count in 2017. Tap one for its archive.
- Alerts
- 169
- Warnings
- 78
- Watches
- 24
- Advisories
- 22
- Busiest month
- August30 alerts
- Busiest day
- June 29, 201714 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
0 of 3 tornado warnings covering Lincoln County in 2017 had a tornado report inside them.
Lincoln County, 2017
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 3 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 43 | 12 | 72% | 18 | 89% | 19 min |
| Flash flood warnings | 1 | 0 | 100% | 0 |
Each office's whole area, 2017
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Denver/Boulder, CO: tornado warnings | 18 | 3 | 83% | 15 | 33% | 8 min |
| NWS Denver/Boulder, CO: severe thunderstorm warnings | 145 | 51 | 65% | 143 | 65% | 17 min |
| NWS Denver/Boulder, CO: flash flood warnings | 9 | 2 | 78% | 4 | 50% | 22 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 4, 4:48 PM MST | Winter Weather Advisory | BOU | 18 hr |
| Jan 6, 6:36 PM MST | Wind Chill Advisory | BOU | 14 hr |
| Jan 14, 5:59 AM MST | Winter Storm Watch | BOU | 8 hr |
| Jan 14, 2:03 PM MST | Winter Weather Advisory | BOU | 45 hr |
| Jan 21, 6:45 AM MST | Dense Fog Advisory | BOU | 3 hr |
| Feb 1, 1:44 PM MST | Winter Weather Advisory | BOU | 19 hr |
| Feb 6, 8:37 AM MST | Red Flag Warning | BOU | 8 hr |
| Feb 8, 9:43 AM MST | Red Flag Warning | BOU | 7 hr |
| Feb 9, 3:36 PM MST | Fire Weather Watch | BOU | 13 hr |
| Feb 10, 4:36 AM MST | Red Flag Warning | BOU | 13 hr |
| Feb 20, 3:49 AM MST | Fire Weather Watch | BOU | 11 hr |
| Feb 20, 2:28 PM MST | Red Flag Warning | BOU | 28 hr |
| Feb 21, 2:01 PM MST | Fire Weather Watch | BOU | 6 hr |
| Feb 21, 8:27 PM MST | Red Flag Warning | BOU | 22 hr |
| Feb 26, 2:49 PM MST | Fire Weather Watch | BOU | 15 hr |
| Feb 27, 5:42 AM MST | Red Flag Warning | BOU | 12 hr |
| Mar 2, 3:34 PM MST | Fire Weather Watch | BOU | 24 hr |
| Mar 3, 3:14 PM MST | Fire Weather Watch | BOU | 24 hr |
| Mar 3, 3:14 PM MST | Red Flag Warning | BOU | 27 hr |
| Mar 4, 3:26 PM MST | Fire Weather Watch | BOU | 13 hr |
| Mar 4, 3:26 PM MST | Red Flag Warning | BOU | 28 hr |
| Mar 5, 4:02 AM MST | Red Flag Warning | BOU | 38 hr |
| Mar 5, 4:02 AM MST | High Wind Watch | BOU | 10 hr |
| Mar 5, 2:28 PM MST | High Wind Warning | BOU | 29 hr |
| Mar 6, 5:44 AM MST | Fire Weather Watch | BOU | 10 hr |
| Mar 6, 3:35 PM MST | Red Flag Warning | BOU | 25 hr |
| Mar 9, 3:12 AM MST | Red Flag Warning | BOU | 15 hr |
| Mar 11, 4:29 AM MST | Fire Weather Watch | BOU | 8 hr |
| Mar 11, 12:56 PM MST | Red Flag Warning | BOU | 28 hr |
| Mar 13, 3:14 PM MDT | Fire Weather Watch | BOU | 13 hr |
| Mar 15, 12:41 PM MDT | Red Flag Warning | BOU | 6 hr |
| Mar 15, 2:15 PM MDT | Fire Weather Watch | BOU | 17 hr |
| Mar 15, 9:29 PM MDT | Red Flag Warning | BOU | 22 hr |
| Mar 22, 3:57 AM MDT | Fire Weather Watch | BOU | 7 hr |
| Mar 22, 10:47 AM MDT | Red Flag Warning | BOU | 31 hr |
| Mar 22, 4:18 PM MDT | High Wind Watch | BOU | 23 hr |
| Mar 23, 5:00 AM MDT | Blizzard Watch | BOU | 10 hr |
| Mar 23, 3:28 PM MDT | Blizzard Warning | BOU | 21 hr |
| Mar 23, 3:38 PM MDT | High Wind Warning | BOU | 20 hr |
| Apr 13, 2:08 PM MDT | Fire Weather Watch | BOU | 19 hr |
| Apr 14, 3:32 AM MDT | Red Flag Warning | BOU | 16 hr |
| Apr 28, 4:49 AM MDT | Winter Storm Warning | BOU | 37 hr |
| Apr 28, 4:49 AM MDT | Winter Weather Advisory | BOU | 24 hr |
| Apr 29, 3:25 PM MDT | Freeze Warning | BOU | 17 hr |
| May 3, 4:17 AM MDT | Frost Advisory | BOU | 27 hr |
| May 7, 4:39 PM MDT | Special Weather Statement | BOU | 36 min |
| May 8, 12:01 PM MDT | Mesoscale Discussion | SPC | 89 min |
| May 8, 12:35 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 8, 2:59 PM MDT | Mesoscale Discussion | SPC | 91 min |
| May 8, 3:34 PM MDT | Severe Thunderstorm Warning | BOU | 41 min |
| May 8, 4:23 PM MDT | Severe Thunderstorm Warning | BOU | 37 min |
| May 8, 4:59 PM MDT | Severe Thunderstorm Warning | BOU | 25 min |
| May 8, 5:20 PM MDT | Severe Thunderstorm Warning | BOU | 40 min |
| May 8, 5:38 PM MDT | Areal Flood Advisory | BOU | 112 min |
| May 8, 6:18 PM MDT | Mesoscale Discussion | SPC | 87 min |
| May 9, 2:29 PM MDT | Mesoscale Discussion | SPC | 91 min |
| May 9, 3:40 PM MDT | Severe Thunderstorm Warning | BOU | 38 min |
| May 16, 1:16 PM MDT | Mesoscale Discussion | SPC | 119 min |
| May 18, 2:42 PM MDT | Mesoscale Discussion | SPC | 93 min |
| May 19, 4:01 AM MDT | Freeze Warning | BOU | 28 hr |
| May 21, 7:33 PM MDT | Special Weather Statement | BOU | 42 min |
| May 26, 11:43 AM MDT | Mesoscale Discussion | SPC | 2 hr |
| May 26, 1:00 PM MDT | Severe Thunderstorm Watch | SPC | 9 hr |
| May 26, 2:38 PM MDT | Mesoscale Discussion | SPC | 97 min |
| May 26, 5:14 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| May 26, 7:15 PM MDT | Mesoscale Discussion | SPC | 60 min |
| May 26, 7:17 PM MDT | Severe Thunderstorm Warning | BOU | 30 min |
| May 27, 2:04 PM MDT | Special Weather Statement | BOU | 41 min |
| May 27, 3:50 PM MDT | Special Weather Statement | BOU | 40 min |
| Jun 2, 1:03 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 2, 6:59 PM MDT | Areal Flood Advisory | BOU | 2 hr |
| Jun 5, 2:51 PM MDT | Mesoscale Discussion | SPC | 54 min |
| Jun 6, 8:19 PM MDT | Special Weather Statement | BOU | 41 min |
| Jun 7, 2:12 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 7, 6:11 PM MDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 22, 12:12 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 22, 2:35 PM MDT | Special Weather Statement | BOU | 40 min |
| Jun 22, 3:04 PM MDT | Special Weather Statement | BOU | 41 min |
| Jun 26, 7:10 PM MDT | Severe Thunderstorm Warning | BOU | 35 min |
| Jun 26, 7:59 PM MDT | Areal Flood Advisory | BOU | 3 hr |
| Jun 28, 10:30 PM MDT | Severe Thunderstorm Warning | BOU | 45 min |
| Jun 28, 10:38 PM MDT | Mesoscale Discussion | SPC | 67 min |
| Jun 28, 10:40 PM MDT | Tornado Warning | BOU | 20 min |
| Jun 28, 10:52 PM MDT | Tornado Warning | BOU | 23 min |
| Jun 28, 11:16 PM MDT | Tornado Warning | BOU | 19 min |
| Jun 29, 1:05 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 29, 1:40 PM MDT | Severe Thunderstorm Warning | BOU | 50 min |
| Jun 29, 1:50 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 29, 2:20 PM MDT | Severe Thunderstorm Warning | BOU | 40 min |
| Jun 29, 2:22 PM MDT | Severe Thunderstorm Warning | BOU | 38 min |
| Jun 29, 2:55 PM MDT | Severe Thunderstorm Warning | BOU | 50 min |
| Jun 29, 3:32 PM MDT | Severe Thunderstorm Warning | BOU | 43 min |
| Jun 29, 4:30 PM MDT | Severe Thunderstorm Warning | BOU | 45 min |
| Jun 29, 5:11 PM MDT | Severe Thunderstorm Warning | BOU | 33 min |
| Jun 29, 6:28 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 1, 8:19 PM MDT | Special Weather Statement | BOU | 26 min |
| Jul 1, 8:32 PM MDT | Severe Thunderstorm Warning | BOU | 28 min |
| Jul 2, 5:16 PM MDT | Special Weather Statement | BOU | 44 min |
| Jul 2, 5:51 PM MDT | Special Weather Statement | BOU | 39 min |
| Jul 3, 2:37 PM MDT | Special Weather Statement | BOU | 38 min |
| Jul 3, 4:45 PM MDT | Special Weather Statement | BOU | 15 min |
| Jul 7, 3:24 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 7, 4:19 PM MDT | Severe Thunderstorm Warning | BOU | 41 min |
| Jul 7, 4:51 PM MDT | Areal Flood Advisory | BOU | 84 min |
| Jul 7, 4:57 PM MDT | Severe Thunderstorm Warning | BOU | 48 min |
| Jul 12, 2:56 PM MDT | Special Weather Statement | BOU | 49 min |
| Jul 12, 3:03 PM MDT | Severe Thunderstorm Warning | BOU | 27 min |
| Jul 12, 3:27 PM MDT | Severe Thunderstorm Warning | BOU | 33 min |
| Jul 12, 5:46 PM MDT | Mesoscale Discussion | SPC | 89 min |
| Jul 12, 7:30 PM MDT | Special Weather Statement | BOU | 45 min |
| Jul 12, 7:56 PM MDT | Areal Flood Advisory | BOU | 3 hr |
| Jul 16, 7:55 PM MDT | Severe Thunderstorm Warning | BOU | 35 min |
| Jul 20, 2:35 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 20, 9:06 PM MDT | Severe Thunderstorm Warning | BOU | 15 min |
| Jul 26, 9:55 PM MDT | Areal Flood Advisory | BOU | 2 hr |
| Jul 28, 3:42 PM MDT | Severe Thunderstorm Warning | BOU | 48 min |
| Jul 28, 4:21 PM MDT | Severe Thunderstorm Warning | BOU | 24 min |
| Jul 28, 5:41 PM MDT | Severe Thunderstorm Warning | BOU | 34 min |
| Jul 29, 3:46 AM MDT | Flash Flood Watch | BOU | 23 hr |
| Jul 30, 5:46 PM MDT | Areal Flood Advisory | BOU | 2 hr |
| Aug 2, 5:12 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 4, 2:48 PM MDT | Mesoscale Discussion | SPC | 117 min |
| Aug 5, 5:29 PM MDT | Severe Thunderstorm Warning | BOU | 31 min |
| Aug 5, 7:33 PM MDT | Special Weather Statement | BOU | 27 min |
| Aug 8, 2:19 AM MDT | Areal Flood Advisory | BOU | 6 hr |
| Aug 8, 2:13 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 10, 3:52 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 10, 3:54 PM MDT | Severe Thunderstorm Warning | BOU | 51 min |
| Aug 10, 4:01 PM MDT | Severe Thunderstorm Warning | BOU | 17 min |
| Aug 10, 4:23 PM MDT | Special Weather Statement | BOU | 52 min |
| Aug 10, 4:37 PM MDT | Severe Thunderstorm Warning | BOU | 38 min |
| Aug 10, 4:43 PM MDT | Severe Thunderstorm Warning | BOU | 32 min |
| Aug 10, 5:07 PM MDT | Severe Thunderstorm Warning | BOU | 25 min |
| Aug 10, 5:12 PM MDT | Areal Flood Advisory | BOU | 93 min |
| Aug 10, 5:24 PM MDT | Severe Thunderstorm Warning | BOU | 16 min |
| Aug 10, 6:10 PM MDT | Severe Thunderstorm Warning | BOU | 50 min |
| Aug 12, 5:35 PM MDT | Severe Thunderstorm Warning | BOU | 40 min |
| Aug 12, 5:38 PM MDT | Severe Thunderstorm Warning | BOU | 52 min |
| Aug 12, 5:52 PM MDT | Areal Flood Advisory | BOU | 4 hr |
| Aug 12, 5:57 PM MDT | Severe Thunderstorm Warning | BOU | 29 min |
| Aug 13, 8:22 PM MDT | Special Weather Statement | GLD | 23 min |
| Aug 14, 4:18 PM MDT | Severe Thunderstorm Warning | BOU | 42 min |
| Aug 15, 4:08 PM MDT | Severe Thunderstorm Warning | BOU | 52 min |
| Aug 15, 4:53 PM MDT | Severe Thunderstorm Warning | BOU | 37 min |
| Aug 15, 5:07 PM MDT | Severe Thunderstorm Warning | BOU | 38 min |
| Aug 15, 5:44 PM MDT | Severe Thunderstorm Warning | BOU | 46 min |
| Aug 15, 6:09 PM MDT | Flash Flood Warning | BOU | 3 hr |
| Aug 15, 6:29 PM MDT | Severe Thunderstorm Warning | BOU | 46 min |
| Aug 24, 2:47 PM MDT | Areal Flood Advisory | BOU | 118 min |
| Aug 26, 1:42 PM MDT | Special Weather Statement | BOU | 48 min |
| Sep 18, 3:22 AM MDT | Fire Weather Watch | BOU | 7 hr |
| Sep 18, 10:47 AM MDT | Red Flag Warning | BOU | 33 hr |
| Sep 20, 5:07 AM MDT | Fire Weather Watch | BOU | 8 hr |
| Sep 20, 1:20 PM MDT | Red Flag Warning | BOU | 30 hr |
| Sep 22, 4:58 AM MDT | Red Flag Warning | BOU | 14 hr |
| Sep 30, 4:36 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 5, 2:19 AM MDT | Dense Fog Advisory | BOU | 7 hr |
| Oct 5, 11:48 PM MDT | Dense Fog Advisory | BOU | 9 hr |
| Oct 6, 1:21 PM MDT | Special Weather Statement | BOU | 54 min |
| Oct 6, 2:11 PM MDT | Special Weather Statement | BOU | 34 min |
| Oct 6, 2:15 PM MDT | Severe Thunderstorm Warning | BOU | 30 min |
| Oct 8, 4:14 AM MDT | Winter Weather Advisory | BOU | 35 hr |
| Oct 8, 4:18 AM MDT | Freeze Warning | BOU | 54 hr |
| Nov 6, 2:35 PM MST | Winter Weather Advisory | BOU | 19 hr |
| Nov 26, 2:09 PM MST | Red Flag Warning | BOU | 28 hr |
| Dec 7, 2:31 PM MST | Red Flag Warning | BOU | 26 hr |
| Dec 8, 9:38 AM MST | High Wind Warning | BOU | 5 hr |
| Dec 9, 4:31 AM MST | Red Flag Warning | BOU | 12 hr |
| Dec 10, 2:18 PM MST | Red Flag Warning | BOU | 27 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 | 43 |
| Tornado Warning | 3 |
| Severe Thunderstorm Watch | 4 |
| Mesoscale Discussion | 25 |
| Special Weather Statement | 20 |
| Flooding | |
| Flash Flood Warning | 1 |
| Flash Flood Watch | 1 |
| Areal Flood Advisory | 11 |
| Winter | |
| Blizzard Warning | 1 |
| Winter Storm Warning | 1 |
| Blizzard Watch | 1 |
| Winter Storm Watch | 1 |
| Winter Weather Advisory | 6 |
| Cold | |
| Freeze Warning | 3 |
| Frost Advisory | 1 |
| Wind Chill Advisory | 1 |
| Wind and dust | |
| High Wind Warning | 3 |
| High Wind Watch | 2 |
| Fire | |
| Red Flag Warning | 23 |
| Fire Weather Watch | 15 |
| Fog and smoke | |
| Dense Fog Advisory | 3 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20162018
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.