Alert archive / Colorado / Lincoln County
Weather alerts in Lincoln County, Colorado, 2018
199 weather alerts in 2018, 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 2018. Tap one for its archive.
- Alerts
- 199
- Warnings
- 85
- Watches
- 35
- Advisories
- 18
- Busiest month
- June41 alerts
- Busiest day
- June 23, 201811 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
2 of 6 tornado warnings covering Lincoln County in 2018 had a tornado report inside them; 3 of 3 tornado reports fell inside a warning, on average 11 minutes after it went out.
Lincoln County, 2018
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 6 | 2 | 67% | 3 | 100% | 11 min |
| Severe thunderstorm warnings | 43 | 11 | 74% | 18 | 83% | 23 min |
| Flash flood warnings | 1 | 0 | 100% | 0 |
Each office's whole area, 2018
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Denver/Boulder, CO: tornado warnings | 52 | 11 | 79% | 36 | 53% | 12 min |
| NWS Denver/Boulder, CO: severe thunderstorm warnings | 322 | 114 | 65% | 369 | 75% | 20 min |
| NWS Denver/Boulder, CO: flash flood warnings | 13 | 3 | 77% | 14 | 79% | 32 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 15, 4:15 AM MST | Wind Chill Advisory | BOU | 29 hr |
| Jan 19, 1:54 PM MST | Winter Storm Watch | BOU | 16 hr |
| Jan 20, 5:24 AM MST | Winter Storm Warning | BOU | 36 hr |
| Jan 20, 5:24 AM MST | Winter Weather Advisory | BOU | 31 hr |
| Jan 21, 4:15 AM MST | Blizzard Warning | BOU | 20 hr |
| Jan 21, 11:59 PM MST | Winter Weather Advisory | BOU | 5 hr |
| Feb 17, 4:04 AM MST | Fire Weather Watch | BOU | 11 hr |
| Feb 17, 3:15 PM MST | Red Flag Warning | BOU | 26 hr |
| Feb 19, 11:42 PM MST | Wind Chill Advisory | BOU | 8 hr |
| Feb 27, 11:04 AM MST | Red Flag Warning | BOU | 5 min |
| Feb 27, 11:09 AM MST | Red Flag Warning | BOU | 3 hr |
| Mar 1, 3:13 PM MST | Fire Weather Watch | BOU | 23 hr |
| Mar 2, 3:51 AM MST | Red Flag Warning | BOU | 14 hr |
| Mar 2, 2:30 PM MST | Red Flag Warning | BOU | 28 hr |
| Mar 2, 6:04 PM MST | Fire Weather Watch | BOU | 21 hr |
| Mar 3, 3:17 PM MST | Fire Weather Watch | BOU | 19 hr |
| Mar 3, 3:17 PM MST | Red Flag Warning | BOU | 28 hr |
| Mar 4, 5:22 AM MST | High Wind Watch | BOU | 9 hr |
| Mar 4, 5:22 AM MST | High Wind Warning | BOU | 36 hr |
| Mar 4, 9:49 AM MST | Red Flag Warning | BOU | 32 hr |
| Mar 6, 3:18 AM MST | Red Flag Warning | BOU | 15 hr |
| Mar 14, 3:44 AM MDT | Fire Weather Watch | BOU | 12 hr |
| Mar 14, 3:20 PM MDT | Red Flag Warning | BOU | 28 hr |
| Mar 17, 2:40 PM MDT | Winter Weather Advisory | BOU | 37 hr |
| Mar 22, 2:53 PM MDT | Red Flag Warning | BOU | 28 hr |
| Mar 23, 1:08 PM MDT | Special Weather Statement | BOU | 37 min |
| Mar 23, 1:17 PM MDT | Severe Thunderstorm Warning | BOU | 43 min |
| Mar 25, 4:16 AM MDT | Red Flag Warning | BOU | 14 hr |
| Mar 25, 7:31 PM MDT | Dense Fog Advisory | BOU | 13 hr |
| Mar 31, 2:36 PM MDT | Fire Weather Watch | BOU | 21 hr |
| Apr 1, 11:49 AM MDT | Red Flag Warning | BOU | 32 hr |
| Apr 1, 2:29 PM MDT | High Wind Watch | BOU | 23 hr |
| Apr 2, 1:25 PM MDT | Red Flag Warning | BOU | 29 hr |
| Apr 2, 1:46 PM MDT | High Wind Warning | BOU | 21 hr |
| Apr 10, 3:44 AM MDT | Red Flag Warning | BOU | 39 hr |
| Apr 10, 3:44 AM MDT | Red Flag Warning | BOU | 65 hr |
| Apr 11, 2:59 PM MDT | High Wind Watch | BOU | 19 hr |
| Apr 12, 9:49 AM MDT | High Wind Warning | BOU | 53 hr |
| Apr 15, 1:57 PM MDT | Fire Weather Watch | BOU | 14 hr |
| Apr 16, 3:45 AM MDT | Red Flag Warning | BOU | 42 hr |
| Apr 16, 2:16 PM MDT | High Wind Watch | BOU | 18 hr |
| Apr 17, 4:58 AM MDT | High Wind Warning | BOU | 16 hr |
| Apr 18, 8:27 PM MDT | Red Flag Warning | BOU | 24 hr |
| Apr 28, 3:04 PM MDT | Fire Weather Watch | BOU | 24 hr |
| Apr 28, 3:04 PM MDT | Red Flag Warning | BOU | 28 hr |
| Apr 29, 2:53 PM MDT | Red Flag Warning | BOU | 28 hr |
| May 2, 7:47 PM MDT | Severe Thunderstorm Warning | BOU | 43 min |
| May 2, 8:26 PM MDT | Severe Thunderstorm Warning | BOU | 34 min |
| May 8, 2:43 PM MDT | Fire Weather Watch | BOU | 13 hr |
| May 9, 3:50 AM MDT | Red Flag Warning | BOU | 39 hr |
| May 9, 2:13 PM MDT | Fire Weather Watch | BOU | 25 hr |
| May 10, 3:29 PM MDT | Red Flag Warning | BOU | 28 hr |
| May 10, 5:38 PM MDT | Severe Thunderstorm Warning | BOU | 32 min |
| May 10, 6:06 PM MDT | Mesoscale Discussion | SPC | 114 min |
| May 11, 10:58 PM MDT | Dense Fog Advisory | BOU | 10 hr |
| May 14, 12:38 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| May 14, 2:41 PM MDT | Severe Thunderstorm Warning | BOU | 49 min |
| May 14, 3:21 PM MDT | Severe Thunderstorm Warning | BOU | 39 min |
| May 15, 1:32 PM MDT | Mesoscale Discussion | SPC | 118 min |
| May 15, 7:00 PM MDT | Special Weather Statement | BOU | 45 min |
| May 15, 7:53 PM MDT | Special Weather Statement | BOU | 52 min |
| May 18, 3:02 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 18, 6:18 PM MDT | Special Weather Statement | BOU | 42 min |
| May 18, 6:38 PM MDT | Special Weather Statement | BOU | 52 min |
| May 18, 7:47 PM MDT | Severe Thunderstorm Warning | BOU | 43 min |
| May 22, 8:00 PM MDT | Special Weather Statement | BOU | 45 min |
| May 23, 5:47 PM MDT | Special Weather Statement | BOU | 28 min |
| May 24, 12:29 PM MDT | Severe Thunderstorm Warning | BOU | 46 min |
| May 24, 12:37 PM MDT | Mesoscale Discussion | SPC | 113 min |
| May 27, 1:13 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 27, 2:47 PM MDT | Severe Thunderstorm Warning | BOU | 31 min |
| May 27, 3:36 PM MDT | Special Weather Statement | BOU | 24 min |
| May 27, 4:30 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| May 28, 1:12 PM MDT | Tornado Watch | SPC | 8 hr |
| May 29, 12:43 AM MDT | Special Weather Statement | BOU | 47 min |
| May 29, 1:30 AM MDT | Special Weather Statement | BOU | 45 min |
| May 29, 1:43 AM MDT | Severe Thunderstorm Warning | BOU | 32 min |
| May 29, 2:10 PM MDT | Mesoscale Discussion | SPC | 95 min |
| May 29, 2:29 PM MDT | Special Weather Statement | BOU | 46 min |
| May 29, 3:29 PM MDT | Severe Thunderstorm Warning | BOU | 46 min |
| May 30, 1:25 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| May 30, 4:23 PM MDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 5, 9:42 PM MDT | Severe Thunderstorm Warning | BOU | 37 min |
| Jun 7, 7:02 PM MDT | Special Weather Statement | BOU | 28 min |
| Jun 8, 3:17 PM MDT | Fire Weather Watch | BOU | 18 hr |
| Jun 8, 3:49 PM MDT | Special Weather Statement | BOU | 41 min |
| Jun 9, 9:00 AM MDT | Red Flag Warning | BOU | 37 hr |
| Jun 13, 1:25 AM MDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 13, 3:29 AM MDT | Severe Thunderstorm Warning | BOU | 31 min |
| Jun 13, 1:42 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 13, 4:11 PM MDT | Special Weather Statement | BOU | 49 min |
| Jun 13, 5:09 PM MDT | Special Weather Statement | BOU | 36 min |
| Jun 15, 3:54 PM MDT | Special Weather Statement | BOU | 36 min |
| Jun 19, 11:48 AM MDT | Mesoscale Discussion | SPC | 117 min |
| Jun 19, 12:25 PM MDT | Tornado Watch | SPC | 7 hr |
| Jun 19, 1:54 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 19, 4:32 PM MDT | Severe Thunderstorm Warning | BOU | 58 min |
| Jun 19, 4:42 PM MDT | Tornado Warning | BOU | 18 min |
| Jun 19, 4:57 PM MDT | Tornado Warning | BOU | 33 min |
| Jun 19, 5:22 PM MDT | Tornado Warning | BOU | 13 min |
| Jun 19, 6:21 PM MDT | Mesoscale Discussion | SPC | 54 min |
| Jun 22, 11:31 AM MDT | Mesoscale Discussion | SPC | 89 min |
| Jun 22, 12:19 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 22, 1:37 PM MDT | Special Weather Statement | BOU | 53 min |
| Jun 23, 1:18 PM MDT | Severe Thunderstorm Warning | BOU | 42 min |
| Jun 23, 1:36 PM MDT | Mesoscale Discussion | SPC | 114 min |
| Jun 23, 1:59 PM MDT | Severe Thunderstorm Warning | BOU | 46 min |
| Jun 23, 2:20 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 23, 2:43 PM MDT | Severe Thunderstorm Warning | BOU | 47 min |
| Jun 23, 3:30 PM MDT | Severe Thunderstorm Warning | BOU | 45 min |
| Jun 23, 4:15 PM MDT | Severe Thunderstorm Warning | BOU | 34 min |
| Jun 23, 4:40 PM MDT | Special Weather Statement | BOU | 65 min |
| Jun 23, 5:11 PM MDT | Severe Thunderstorm Warning | BOU | 49 min |
| Jun 23, 5:37 PM MDT | Mesoscale Discussion | SPC | 113 min |
| Jun 23, 5:56 PM MDT | Severe Thunderstorm Warning | BOU | 34 min |
| Jun 24, 1:19 AM MDT | Severe Thunderstorm Warning | BOU | 41 min |
| Jun 24, 1:57 AM MDT | Severe Thunderstorm Warning | BOU | 48 min |
| Jun 24, 2:38 PM MDT | Severe Thunderstorm Warning | BOU | 52 min |
| Jun 24, 2:54 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 24, 3:27 PM MDT | Severe Thunderstorm Warning | BOU | 26 min |
| Jun 24, 4:01 PM MDT | Severe Thunderstorm Warning | BOU | 59 min |
| Jun 30, 2:03 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 30, 4:40 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 4, 3:46 PM MDT | Severe Thunderstorm Warning | BOU | 44 min |
| Jul 4, 4:21 PM MDT | Severe Thunderstorm Warning | BOU | 39 min |
| Jul 4, 4:23 PM MDT | Severe Thunderstorm Warning | BOU | 27 min |
| Jul 16, 3:40 AM MDT | Areal Flood Advisory | BOU | 2 hr |
| Jul 17, 7:32 PM MDT | Mesoscale Discussion | SPC | 118 min |
| Jul 21, 6:15 PM MDT | Special Weather Statement | BOU | 30 min |
| Jul 21, 6:34 PM MDT | Severe Thunderstorm Warning | BOU | 26 min |
| Jul 21, 7:00 PM MDT | Severe Thunderstorm Warning | BOU | 45 min |
| Jul 22, 4:55 PM MDT | Special Weather Statement | BOU | 35 min |
| Jul 22, 6:33 PM MDT | Special Weather Statement | BOU | 27 min |
| Jul 22, 6:58 PM MDT | Areal Flood Advisory | BOU | 2 hr |
| Jul 22, 8:58 PM MDT | Areal Flood Advisory | BOU | 3 hr |
| Jul 22, 9:11 PM MDT | Flash Flood Warning | BOU | 3 hr |
| Jul 24, 2:31 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 25, 4:29 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 25, 6:40 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 25, 7:30 PM MDT | Areal Flood Advisory | BOU | 66 min |
| Jul 25, 8:29 PM MDT | Special Weather Statement | BOU | 46 min |
| Jul 25, 8:58 PM MDT | Special Weather Statement | BOU | 32 min |
| Jul 25, 9:39 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 26, 12:49 PM MDT | Mesoscale Discussion | SPC | 56 min |
| Jul 26, 1:49 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 26, 6:07 PM MDT | Mesoscale Discussion | SPC | 113 min |
| Jul 27, 1:04 PM MDT | Tornado Watch | SPC | 8 hr |
| Jul 27, 2:52 PM MDT | Mesoscale Discussion | SPC | 83 min |
| Jul 27, 4:08 PM MDT | Severe Thunderstorm Warning | BOU | 41 min |
| Jul 27, 4:57 PM MDT | Tornado Warning | BOU | 19 min |
| Jul 27, 5:29 PM MDT | Areal Flood Advisory | BOU | 2 hr |
| Jul 27, 6:25 PM MDT | Severe Thunderstorm Warning | BOU | 50 min |
| Jul 28, 3:10 PM MDT | Mesoscale Discussion | SPC | 65 min |
| Jul 29, 12:46 PM MDT | Mesoscale Discussion | SPC | 59 min |
| Jul 29, 1:07 PM MDT | Tornado Watch | SPC | 8 hr |
| Jul 29, 5:23 PM MDT | Mesoscale Discussion | SPC | 67 min |
| Jul 29, 5:32 PM MDT | Tornado Warning | BOU | 28 min |
| Jul 29, 5:57 PM MDT | Severe Thunderstorm Warning | BOU | 23 min |
| Jul 29, 6:25 PM MDT | Severe Thunderstorm Warning | BOU | 50 min |
| Jul 29, 7:04 PM MDT | Tornado Warning | BOU | 26 min |
| Jul 29, 8:58 PM MDT | Severe Thunderstorm Warning | BOU | 32 min |
| Jul 29, 9:25 PM MDT | Severe Thunderstorm Warning | BOU | 35 min |
| Aug 5, 3:52 PM MDT | Severe Thunderstorm Warning | BOU | 23 min |
| Aug 6, 12:59 PM MDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Aug 6, 5:24 PM MDT | Mesoscale Discussion | SPC | 66 min |
| Aug 6, 8:06 PM MDT | Mesoscale Discussion | SPC | 54 min |
| Aug 6, 8:15 PM MDT | Severe Thunderstorm Warning | BOU | 45 min |
| Aug 6, 8:56 PM MDT | Severe Thunderstorm Warning | BOU | 49 min |
| Aug 6, 10:29 PM MDT | Severe Thunderstorm Warning | BOU | 46 min |
| Aug 6, 11:07 PM MDT | Severe Thunderstorm Warning | BOU | 23 min |
| Aug 7, 12:59 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 7, 1:45 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 7, 4:44 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 7, 7:57 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 7, 10:06 PM MDT | Mesoscale Discussion | SPC | 114 min |
| Aug 8, 12:13 AM MDT | Special Weather Statement | BOU | 47 min |
| Aug 8, 9:39 AM MDT | Severe Thunderstorm Warning | BOU | 33 min |
| Aug 17, 2:56 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 17, 7:25 PM MDT | Areal Flood Advisory | BOU | 95 min |
| Aug 18, 12:25 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 18, 12:47 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 18, 2:50 PM MDT | Mesoscale Discussion | SPC | 55 min |
| Aug 26, 3:58 AM MDT | Fire Weather Watch | BOU | 12 hr |
| Aug 26, 3:35 PM MDT | Red Flag Warning | BOU | 26 hr |
| Aug 26, 5:03 PM MDT | Special Weather Statement | BOU | 42 min |
| Sep 10, 3:51 PM MDT | Areal Flood Advisory | BOU | 84 min |
| Oct 7, 2:30 PM MDT | Freeze Watch | BOU | 25 hr |
| Oct 8, 3:01 PM MDT | Freeze Warning | BOU | 13 hr |
| Oct 9, 4:25 AM MDT | Freeze Warning | BOU | 30 hr |
| Oct 10, 2:27 PM MDT | Freeze Warning | BOU | 19 hr |
| Oct 12, 2:20 PM MDT | Winter Weather Advisory | BOU | 49 hr |
| Nov 16, 10:36 AM MST | Winter Weather Advisory | BOU | 34 hr |
| Nov 22, 3:49 PM MST | Winter Weather Advisory | BOU | 61 hr |
| Nov 24, 5:39 AM MST | High Wind Warning | BOU | 19 hr |
| Dec 12, 11:03 AM MST | High Wind Warning | BOU | 15 hr |
| Dec 17, 3:32 PM MST | High Wind Watch | BOU | 18 hr |
| Dec 18, 9:57 AM MST | High Wind Warning | BOU | 31 hr |
| Dec 25, 4:53 AM MST | Winter Storm Watch | BOU | 23 hr |
| Dec 26, 4:21 AM MST | Winter Weather Advisory | BOU | 14 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 | 6 |
| Severe Thunderstorm Watch | 11 |
| Tornado Watch | 4 |
| Mesoscale Discussion | 36 |
| Special Weather Statement | 25 |
| Flooding | |
| Flash Flood Warning | 1 |
| Areal Flood Advisory | 7 |
| Winter | |
| Blizzard Warning | 1 |
| Winter Storm Warning | 1 |
| Winter Storm Watch | 2 |
| Winter Weather Advisory | 7 |
| Cold | |
| Freeze Warning | 3 |
| Freeze Watch | 1 |
| Wind Chill Advisory | 2 |
| Wind and dust | |
| High Wind Warning | 7 |
| High Wind Watch | 5 |
| Fire | |
| Red Flag Warning | 23 |
| Fire Weather Watch | 12 |
| 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 archive20172019
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.