Alert archive / Colorado / Cheyenne County
Weather alerts in Cheyenne County, Colorado, 2019
299 weather alerts in 2019, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Cheyenne County and its neighbors
Each county as a circle sized by its count in 2019. Tap one for its archive.
- Alerts
- 299
- Warnings
- 79
- Watches
- 42
- Advisories
- 42
- Busiest month
- August74 alerts
- Busiest day
- May 26, 201912 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 7 tornado warnings covering Cheyenne County in 2019 had a tornado report inside them; 0 of 2 tornado reports fell inside a warning.
Cheyenne County, 2019
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 7 | 0 | 100% | 2 | 0% | |
| Severe thunderstorm warnings | 43 | 23 | 47% | 44 | 59% | 23 min |
| Flash flood warnings | 9 | 2 | 78% | 7 | 71% | 91 min |
Each office's whole area, 2019
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Goodland, KS: tornado warnings | 57 | 20 | 65% | 59 | 68% | 16 min |
| NWS Goodland, KS: severe thunderstorm warnings | 334 | 156 | 53% | 456 | 71% | 26 min |
| NWS Goodland, KS: flash flood warnings | 63 | 22 | 65% | 65 | 68% | 57 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 1, 7:52 PM MST | Wind Chill Advisory | GLD | 12 hr |
| Jan 12, 6:20 PM MST | Dense Fog Advisory | GLD | 15 hr |
| Jan 13, 3:32 PM MST | Dense Fog Advisory | GLD | 15 hr |
| Jan 16, 9:08 AM MST | Dense Fog Advisory | GLD | 15 hr |
| Jan 17, 1:45 PM MST | Winter Weather Advisory | GLD | 30 hr |
| Jan 17, 5:40 PM MST | Dense Fog Advisory | GLD | 17 hr |
| Jan 21, 3:33 AM MST | Winter Weather Advisory | GLD | 37 hr |
| Jan 21, 1:02 PM MST | Blizzard Warning | GLD | 28 hr |
| Feb 2, 2:26 PM MST | Fire Weather Watch | GLD | 12 hr |
| Feb 3, 2:30 AM MST | Red Flag Warning | GLD | 15 hr |
| Feb 5, 3:33 PM MST | Winter Weather Advisory | GLD | 43 hr |
| Feb 5, 7:46 PM MST | Dense Fog Advisory | GLD | 14 hr |
| Feb 7, 7:18 PM MST | Wind Chill Advisory | GLD | 13 hr |
| Feb 10, 2:00 PM MST | Winter Weather Advisory | GLD | 23 hr |
| Feb 12, 6:10 PM MST | Red Flag Warning | GLD | 23 hr |
| Feb 16, 8:06 AM MST | Dense Fog Advisory | GLD | 5 hr |
| Feb 17, 2:01 PM MST | Winter Weather Advisory | GLD | 64 hr |
| Feb 21, 1:22 PM MST | Winter Storm Watch | GLD | 26 hr |
| Feb 22, 2:54 PM MST | Blizzard Warning | GLD | 25 hr |
| Feb 22, 2:54 PM MST | Winter Weather Advisory | GLD | 14 hr |
| Feb 24, 9:36 PM MST | Dense Fog Advisory | GLD | 12 hr |
| Feb 26, 5:10 AM MST | Dense Fog Advisory | GLD | 5 hr |
| Mar 1, 2:45 AM MST | Winter Weather Advisory | GLD | 50 hr |
| Mar 2, 6:44 PM MST | Mesoscale Discussion | SPC | 4 hr |
| Mar 3, 2:33 AM MST | Wind Chill Advisory | GLD | 24 hr |
| Mar 4, 2:33 AM MST | Wind Chill Warning | GLD | 8 hr |
| Mar 4, 2:05 PM MST | Wind Chill Advisory | GLD | 18 hr |
| Mar 11, 3:29 AM MDT | Flood Watch | GLD | 66 hr |
| Mar 11, 11:45 AM MDT | High Wind Watch | GLD | 23 hr |
| Mar 12, 4:39 AM MDT | Dense Fog Advisory | GLD | 5 hr |
| Mar 12, 10:41 AM MDT | Blizzard Warning | GLD | 40 hr |
| Mar 12, 10:43 AM MDT | High Wind Warning | GLD | 52 hr |
| Apr 4, 1:28 AM MDT | Dense Fog Advisory | GLD | 11 hr |
| Apr 6, 1:37 PM MDT | Special Weather Statement | GLD | 8 min |
| Apr 6, 1:52 PM MDT | Special Weather Statement | GLD | 8 min |
| Apr 6, 4:16 PM MDT | Special Weather Statement | GLD | 14 min |
| Apr 6, 4:45 PM MDT | Special Weather Statement | GLD | 30 min |
| Apr 6, 4:49 PM MDT | Special Weather Statement | GLD | 26 min |
| Apr 6, 5:21 PM MDT | Special Weather Statement | GLD | 39 min |
| Apr 7, 3:01 PM MDT | Fire Weather Watch | GLD | 37 hr |
| Apr 8, 10:59 AM MDT | Red Flag Warning | GLD | 33 hr |
| Apr 8, 2:33 PM MDT | Winter Storm Watch | GLD | 37 hr |
| Apr 9, 3:47 PM MDT | High Wind Warning | GLD | 43 hr |
| Apr 21, 4:23 PM MDT | Special Weather Statement | GLD | 52 min |
| Apr 28, 1:11 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 28, 6:02 PM MDT | Severe Thunderstorm Warning | GLD | 43 min |
| May 1, 2:39 AM MDT | Frost Advisory | GLD | 30 hr |
| May 1, 5:11 AM MDT | Dense Fog Advisory | GLD | 4 hr |
| May 4, 4:47 PM MDT | Severe Thunderstorm Warning | GLD | 43 min |
| May 6, 4:25 AM MDT | Dense Fog Advisory | GLD | 8 hr |
| May 6, 1:15 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| May 6, 2:00 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 6, 4:27 PM MDT | Dense Fog Advisory | GLD | 6 hr |
| May 6, 8:33 PM MDT | Severe Thunderstorm Warning | GLD | 27 min |
| May 6, 8:52 PM MDT | Severe Thunderstorm Warning | GLD | 36 min |
| May 7, 3:45 AM MDT | Dense Fog Advisory | GLD | 3 hr |
| May 7, 1:36 PM MDT | Dense Fog Advisory | GLD | 19 hr |
| May 8, 2:12 PM MDT | Freeze Watch | GLD | 24 hr |
| May 9, 2:16 PM MDT | Frost Advisory | GLD | 18 hr |
| May 11, 2:13 PM MDT | Frost Advisory | GLD | 17 hr |
| May 18, 3:38 PM MDT | Special Weather Statement | GLD | 37 min |
| May 21, 11:23 AM MDT | Freeze Warning | GLD | 21 hr |
| May 23, 11:28 PM MDT | Dense Fog Advisory | GLD | 7 hr |
| May 25, 5:49 PM MDT | Mesoscale Discussion | SPC | 116 min |
| May 26, 5:33 AM MDT | Dense Fog Advisory | GLD | 4 hr |
| May 26, 11:19 AM MDT | Mesoscale Discussion | SPC | 116 min |
| May 26, 12:27 PM MDT | Tornado Watch | SPC | 9 hr |
| May 26, 2:43 PM MDT | Special Weather Statement | GLD | 17 min |
| May 26, 2:43 PM MDT | Mesoscale Discussion | SPC | 92 min |
| May 26, 3:52 PM MDT | Special Weather Statement | GLD | 23 min |
| May 26, 4:17 PM MDT | Severe Thunderstorm Warning | GLD | 43 min |
| May 26, 4:44 PM MDT | Tornado Warning | GLD | 31 min |
| May 26, 5:14 PM MDT | Flash Flood Warning | GLD | 96 min |
| May 26, 5:18 PM MDT | Special Weather Statement | GLD | 27 min |
| May 26, 5:25 PM MDT | Severe Thunderstorm Warning | GLD | 50 min |
| May 26, 5:50 PM MDT | Tornado Warning | GLD | 25 min |
| May 26, 6:23 PM MDT | Special Weather Statement | GLD | 22 min |
| May 26, 6:24 PM MDT | Tornado Warning | GLD | 20 min |
| May 27, 5:56 AM MDT | Dense Fog Advisory | GLD | 3 hr |
| May 28, 2:23 PM MDT | Mesoscale Discussion | SPC | 3 hr |
| May 28, 2:40 PM MDT | Special Weather Statement | GLD | 35 min |
| May 28, 2:46 PM MDT | Severe Thunderstorm Warning | GLD | 44 min |
| May 28, 3:04 PM MDT | Special Weather Statement | GLD | 41 min |
| May 28, 3:21 PM MDT | Severe Thunderstorm Warning | GLD | 54 min |
| May 28, 4:58 PM MDT | Special Weather Statement | GLD | 32 min |
| Jun 1, 5:41 PM MDT | Special Weather Statement | GLD | 34 min |
| Jun 1, 5:53 PM MDT | Severe Thunderstorm Warning | GLD | 37 min |
| Jun 1, 5:53 PM MDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jun 1, 6:24 PM MDT | Severe Thunderstorm Warning | GLD | 36 min |
| Jun 1, 6:36 PM MDT | Special Weather Statement | GLD | 54 min |
| Jun 1, 7:05 PM MDT | Severe Thunderstorm Warning | GLD | 29 min |
| Jun 1, 7:14 PM MDT | Flash Flood Warning | GLD | 3 hr |
| Jun 1, 7:38 PM MDT | Special Weather Statement | GLD | 67 min |
| Jun 2, 5:24 PM MDT | Mesoscale Discussion | SPC | 66 min |
| Jun 2, 5:28 PM MDT | Special Weather Statement | GLD | 62 min |
| Jun 2, 6:28 PM MDT | Severe Thunderstorm Warning | GLD | 33 min |
| Jun 3, 1:31 PM MDT | Mesoscale Discussion | SPC | 119 min |
| Jun 3, 1:53 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 3, 5:36 PM MDT | Special Weather Statement | GLD | 54 min |
| Jun 3, 6:33 PM MDT | Special Weather Statement | GLD | 57 min |
| Jun 3, 7:31 PM MDT | Special Weather Statement | GLD | 59 min |
| Jun 4, 3:48 PM MDT | Severe Thunderstorm Warning | GLD | 42 min |
| Jun 4, 4:40 PM MDT | Special Weather Statement | GLD | 20 min |
| Jun 4, 4:58 PM MDT | Special Weather Statement | GLD | 17 min |
| Jun 8, 1:51 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 8, 4:51 PM MDT | Mesoscale Discussion | SPC | 54 min |
| Jun 8, 7:55 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 8, 8:05 PM MDT | Severe Thunderstorm Warning | GLD | 40 min |
| Jun 8, 8:45 PM MDT | Severe Thunderstorm Warning | GLD | 45 min |
| Jun 8, 10:08 PM MDT | Mesoscale Discussion | SPC | 97 min |
| Jun 13, 5:58 PM MDT | Mesoscale Discussion | SPC | 92 min |
| Jun 14, 12:44 PM MDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 14, 1:49 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 14, 2:43 PM MDT | Special Weather Statement | GLD | 32 min |
| Jun 14, 3:16 PM MDT | Special Weather Statement | GLD | 29 min |
| Jun 14, 3:47 PM MDT | Special Weather Statement | GLD | 28 min |
| Jun 14, 4:51 PM MDT | Mesoscale Discussion | SPC | 114 min |
| Jun 15, 12:50 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 15, 8:50 PM MDT | Special Weather Statement | GLD | 55 min |
| Jun 15, 9:47 PM MDT | Special Weather Statement | GLD | 58 min |
| Jun 17, 1:11 PM MDT | Special Weather Statement | GLD | 19 min |
| Jun 17, 1:14 PM MDT | Severe Thunderstorm Warning | GLD | 46 min |
| Jun 17, 1:20 PM MDT | Mesoscale Discussion | SPC | 85 min |
| Jun 17, 1:47 PM MDT | Special Weather Statement | GLD | 13 min |
| Jun 17, 2:19 PM MDT | Special Weather Statement | GLD | 26 min |
| Jun 17, 4:30 PM MDT | Mesoscale Discussion | SPC | 90 min |
| Jun 18, 4:23 PM MDT | Special Weather Statement | GLD | 37 min |
| Jun 20, 2:51 PM MDT | Mesoscale Discussion | SPC | 114 min |
| Jun 20, 4:04 PM MDT | Tornado Watch | SPC | 6 hr |
| Jun 21, 4:20 PM MDT | Mesoscale Discussion | SPC | 85 min |
| Jun 21, 5:16 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 21, 5:22 PM MDT | Special Weather Statement | GLD | 23 min |
| Jun 21, 7:05 PM MDT | Special Weather Statement | GLD | 10 min |
| Jun 21, 7:24 PM MDT | Severe Thunderstorm Warning | GLD | 51 min |
| Jun 21, 7:51 PM MDT | Severe Thunderstorm Warning | GLD | 9 min |
| Jun 21, 8:00 PM MDT | Severe Thunderstorm Warning | GLD | 45 min |
| Jun 21, 8:40 PM MDT | Mesoscale Discussion | SPC | 95 min |
| Jun 22, 5:44 PM MDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 22, 9:01 PM MDT | Mesoscale Discussion | SPC | 89 min |
| Jun 23, 11:26 AM MDT | Special Weather Statement | GLD | 64 min |
| Jun 23, 12:41 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 1, 3:29 PM MDT | Severe Thunderstorm Warning | GLD | 46 min |
| Jul 1, 4:08 PM MDT | Severe Thunderstorm Warning | GLD | 52 min |
| Jul 1, 4:12 PM MDT | Flash Flood Warning | GLD | 3 hr |
| Jul 4, 2:10 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 4, 3:01 PM MDT | Tornado Watch | SPC | 7 hr |
| Jul 4, 5:40 PM MDT | Mesoscale Discussion | SPC | 95 min |
| Jul 5, 1:18 PM MDT | Mesoscale Discussion | SPC | 117 min |
| Jul 5, 3:36 PM MDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 5, 6:01 PM MDT | Mesoscale Discussion | SPC | 89 min |
| Jul 5, 9:34 PM MDT | Special Weather Statement | GLD | 26 min |
| Jul 5, 10:03 PM MDT | Special Weather Statement | GLD | 27 min |
| Jul 5, 10:21 PM MDT | Flash Flood Warning | GLD | 106 min |
| Jul 5, 10:31 PM MDT | Special Weather Statement | GLD | 29 min |
| Jul 5, 11:27 PM MDT | Flash Flood Warning | GLD | 40 min |
| Jul 6, 12:12 AM MDT | Areal Flood Warning | GLD | 5 hr |
| Jul 6, 3:47 AM MDT | Special Weather Statement | GLD | 58 min |
| Jul 8, 3:24 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 8, 5:50 PM MDT | Mesoscale Discussion | SPC | 115 min |
| Jul 8, 6:22 PM MDT | Severe Thunderstorm Warning | GLD | 53 min |
| Jul 8, 6:27 PM MDT | Tornado Warning | GLD | 33 min |
| Jul 8, 7:05 PM MDT | Special Weather Statement | GLD | 25 min |
| Jul 8, 7:43 PM MDT | Special Weather Statement | GLD | 32 min |
| Jul 8, 8:23 PM MDT | Flash Flood Warning | GLD | 3 hr |
| Jul 17, 3:13 PM MDT | Special Weather Statement | GLD | 17 min |
| Jul 17, 3:34 PM MDT | Special Weather Statement | GLD | 26 min |
| Jul 17, 3:55 PM MDT | Special Weather Statement | GLD | 35 min |
| Jul 17, 4:37 PM MDT | Special Weather Statement | GLD | 23 min |
| Jul 17, 4:58 PM MDT | Special Weather Statement | GLD | 17 min |
| Jul 20, 2:29 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 20, 5:43 PM MDT | Mesoscale Discussion | SPC | 92 min |
| Jul 20, 7:14 PM MDT | Mesoscale Discussion | SPC | 61 min |
| Jul 20, 7:42 PM MDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jul 20, 7:55 PM MDT | Flash Flood Watch | GLD | 5 hr |
| Jul 20, 9:22 PM MDT | Special Weather Statement | GLD | 38 min |
| Jul 20, 9:47 PM MDT | Special Weather Statement | GLD | 28 min |
| Jul 25, 5:11 PM MDT | Special Weather Statement | GLD | 34 min |
| Jul 25, 5:46 PM MDT | Special Weather Statement | GLD | 44 min |
| Jul 25, 6:09 PM MDT | Special Weather Statement | GLD | 36 min |
| Jul 27, 7:37 PM MDT | Special Weather Statement | GLD | 23 min |
| Jul 27, 8:25 PM MDT | Special Weather Statement | GLD | 50 min |
| Jul 27, 9:13 PM MDT | Special Weather Statement | GLD | 47 min |
| Jul 29, 1:52 PM MDT | Mesoscale Discussion | SPC | 113 min |
| Jul 29, 5:13 PM MDT | Severe Thunderstorm Warning | GLD | 62 min |
| Jul 29, 6:01 PM MDT | Flash Flood Warning | GLD | 3 hr |
| Jul 29, 6:10 PM MDT | Severe Thunderstorm Warning | GLD | 50 min |
| Jul 29, 6:53 PM MDT | Severe Thunderstorm Warning | GLD | 23 min |
| Jul 29, 7:10 PM MDT | Severe Thunderstorm Warning | GLD | 31 min |
| Aug 1, 1:25 PM MDT | Mesoscale Discussion | SPC | 95 min |
| Aug 1, 1:55 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 1, 6:34 PM MDT | Special Weather Statement | GLD | 26 min |
| Aug 1, 6:48 PM MDT | Severe Thunderstorm Warning | GLD | 42 min |
| Aug 1, 7:36 PM MDT | Special Weather Statement | GLD | 24 min |
| Aug 1, 7:55 PM MDT | Special Weather Statement | GLD | 35 min |
| Aug 6, 4:17 PM MDT | Special Weather Statement | GLD | 43 min |
| Aug 6, 4:28 PM MDT | Severe Thunderstorm Warning | GLD | 62 min |
| Aug 7, 8:08 PM MDT | Special Weather Statement | GLD | 52 min |
| Aug 7, 8:35 PM MDT | Severe Thunderstorm Warning | GLD | 40 min |
| Aug 10, 7:55 PM MDT | Special Weather Statement | GLD | 35 min |
| Aug 11, 2:46 PM MDT | Tornado Watch | SPC | 7 hr |
| Aug 11, 5:05 PM MDT | Mesoscale Discussion | SPC | 115 min |
| Aug 11, 7:32 PM MDT | Severe Thunderstorm Warning | GLD | 43 min |
| Aug 13, 11:49 AM MDT | Tornado Watch | SPC | 7 hr |
| Aug 13, 11:51 AM MDT | Flash Flood Watch | GLD | 9 hr |
| Aug 13, 2:04 PM MDT | Mesoscale Discussion | SPC | 86 min |
| Aug 13, 3:28 PM MDT | Tornado Warning | GLD | 32 min |
| Aug 13, 3:42 PM MDT | Severe Thunderstorm Warning | GLD | 48 min |
| Aug 13, 3:57 PM MDT | Tornado Warning | GLD | 19 min |
| Aug 13, 4:07 PM MDT | Flash Flood Warning | GLD | 97 min |
| Aug 13, 5:20 PM MDT | Special Weather Statement | GLD | 25 min |
| Aug 13, 5:26 PM MDT | Special Weather Statement | GLD | 19 min |
| Aug 13, 5:46 PM MDT | Special Weather Statement | GLD | 14 min |
| Aug 13, 6:12 PM MDT | Severe Thunderstorm Warning | GLD | 48 min |
| Aug 13, 6:46 PM MDT | Special Weather Statement | GLD | 14 min |
| Aug 13, 7:01 PM MDT | Special Weather Statement | GLD | 29 min |
| Aug 14, 1:40 AM MDT | Special Weather Statement | GLD | 35 min |
| Aug 14, 9:59 AM MDT | Flash Flood Watch | GLD | 11 hr |
| Aug 14, 1:54 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 14, 3:00 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 14, 5:58 PM MDT | Mesoscale Discussion | SPC | 92 min |
| Aug 14, 7:20 PM MDT | Severe Thunderstorm Warning | GLD | 40 min |
| Aug 14, 7:50 PM MDT | Severe Thunderstorm Warning | GLD | 40 min |
| Aug 14, 8:26 PM MDT | Severe Thunderstorm Warning | GLD | 49 min |
| Aug 14, 8:31 PM MDT | Mesoscale Discussion | SPC | 29 min |
| Aug 14, 9:04 PM MDT | Special Weather Statement | GLD | 26 min |
| Aug 14, 9:42 PM MDT | Special Weather Statement | GLD | 33 min |
| Aug 14, 10:14 PM MDT | Special Weather Statement | GLD | 31 min |
| Aug 15, 11:10 PM MDT | Special Weather Statement | GLD | 20 min |
| Aug 16, 1:40 PM MDT | Mesoscale Discussion | SPC | 65 min |
| Aug 16, 2:54 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 16, 5:27 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 16, 5:55 PM MDT | Special Weather Statement | GLD | 20 min |
| Aug 16, 6:12 PM MDT | Severe Thunderstorm Warning | GLD | 63 min |
| Aug 16, 7:43 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 16, 7:47 PM MDT | Special Weather Statement | PUB | 28 min |
| Aug 17, 1:34 PM MDT | Mesoscale Discussion | SPC | 116 min |
| Aug 17, 2:36 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 17, 3:58 PM MDT | Special Weather Statement | GLD | 47 min |
| Aug 17, 4:31 PM MDT | Severe Thunderstorm Warning | GLD | 59 min |
| Aug 17, 5:28 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 17, 10:33 PM MDT | Severe Thunderstorm Warning | GLD | 57 min |
| Aug 18, 12:08 AM MDT | Special Weather Statement | GLD | 22 min |
| Aug 19, 3:37 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 21, 10:25 PM MDT | Special Weather Statement | GLD | 35 min |
| Aug 22, 8:53 PM MDT | Special Weather Statement | GLD | 37 min |
| Aug 23, 8:48 AM MDT | Flash Flood Watch | GLD | 20 hr |
| Aug 23, 1:55 PM MDT | Mesoscale Discussion | SPC | 110 min |
| Aug 23, 2:34 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 23, 4:28 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 23, 5:05 PM MDT | Severe Thunderstorm Warning | GLD | 55 min |
| Aug 23, 6:01 PM MDT | Special Weather Statement | GLD | 29 min |
| Aug 23, 6:12 PM MDT | Severe Thunderstorm Warning | GLD | 33 min |
| Aug 23, 6:32 PM MDT | Severe Thunderstorm Warning | GLD | 43 min |
| Aug 23, 6:41 PM MDT | Flash Flood Warning | GLD | 4 hr |
| Aug 23, 7:13 PM MDT | Severe Thunderstorm Warning | GLD | 47 min |
| Aug 23, 7:36 PM MDT | Tornado Warning | GLD | 24 min |
| Aug 23, 8:08 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 24, 10:18 AM MDT | Areal Flood Warning | GLD | 6 hr |
| Aug 24, 4:26 PM MDT | Tornado Watch | SPC | 7 hr |
| Aug 25, 5:10 AM MDT | Dense Fog Advisory | GLD | 5 hr |
| Aug 28, 6:48 PM MDT | Special Weather Statement | GLD | 27 min |
| Aug 28, 7:12 PM MDT | Special Weather Statement | GLD | 33 min |
| Sep 4, 7:14 PM MDT | Special Weather Statement | GLD | 46 min |
| Sep 4, 9:34 PM MDT | Special Weather Statement | GLD | 56 min |
| Sep 7, 9:05 PM MDT | Special Weather Statement | GLD | 40 min |
| Sep 8, 2:40 PM MDT | Mesoscale Discussion | SPC | 95 min |
| Sep 8, 5:29 PM MDT | Special Weather Statement | GLD | 16 min |
| Sep 8, 5:32 PM MDT | Special Weather Statement | GLD | 28 min |
| Sep 8, 7:31 PM MDT | Special Weather Statement | GLD | 14 min |
| Sep 8, 11:36 PM MDT | Special Weather Statement | GLD | 24 min |
| Sep 11, 2:34 PM MDT | Mesoscale Discussion | SPC | 116 min |
| Sep 11, 4:15 PM MDT | Severe Thunderstorm Warning | GLD | 45 min |
| Sep 19, 1:48 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 27, 2:00 PM MDT | Fire Weather Watch | GLD | 14 hr |
| Sep 28, 1:51 AM MDT | Fire Weather Watch | GLD | 25 hr |
| Sep 28, 3:42 AM MDT | Red Flag Warning | GLD | 39 hr |
| Sep 29, 2:25 AM MDT | Red Flag Warning | GLD | 40 hr |
| Oct 5, 4:25 AM MDT | Frost Advisory | GLD | 28 hr |
| Oct 5, 4:25 AM MDT | Frost Advisory | GLD | 52 hr |
| Oct 8, 2:34 PM MDT | Freeze Watch | GLD | 13 hr |
| Oct 9, 3:35 AM MDT | Freeze Watch | GLD | 10 hr |
| Oct 9, 3:35 AM MDT | Freeze Warning | GLD | 32 hr |
| Oct 9, 1:52 PM MDT | Freeze Warning | GLD | 44 hr |
| Oct 16, 2:02 AM MDT | Fire Weather Watch | GLD | 24 hr |
| Oct 17, 2:13 AM MDT | Red Flag Warning | GLD | 16 hr |
| Oct 18, 2:44 PM MDT | Fire Weather Watch | GLD | 23 hr |
| Oct 19, 1:31 PM MDT | Red Flag Warning | GLD | 30 hr |
| Oct 28, 2:46 AM MDT | Winter Weather Advisory | GLD | 57 hr |
| Oct 29, 2:01 PM MDT | Wind Chill Advisory | GLD | 42 hr |
| Nov 9, 2:19 AM MST | Red Flag Warning | GLD | 14 hr |
| Nov 25, 11:34 AM MST | Winter Weather Advisory | GLD | 31 hr |
| Nov 27, 8:53 AM MST | Winter Weather Advisory | GLD | 32 hr |
| Nov 28, 2:26 AM MST | High Wind Watch | GLD | 24 hr |
| Nov 29, 2:40 AM MST | High Wind Warning | GLD | 44 hr |
| Nov 29, 7:30 AM MST | Dense Fog Advisory | GLD | 14 hr |
| Dec 14, 9:15 PM MST | Dense Fog Advisory | GLD | 9 hr |
| Dec 26, 2:43 AM MST | Winter Storm Watch | GLD | 24 hr |
| Dec 27, 2:23 AM MST | Winter Weather Advisory | GLD | 62 hr |
| Dec 27, 9:36 AM MST | Mesoscale Discussion | SPC | 4 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 | 7 |
| Severe Thunderstorm Watch | 17 |
| Tornado Watch | 6 |
| Mesoscale Discussion | 49 |
| Special Weather Statement | 87 |
| Flooding | |
| Areal Flood Warning | 2 |
| Flash Flood Warning | 9 |
| Flash Flood Watch | 4 |
| Flood Watch | 1 |
| Winter | |
| Blizzard Warning | 3 |
| Winter Storm Watch | 3 |
| Winter Weather Advisory | 11 |
| Cold | |
| Freeze Warning | 3 |
| Wind Chill Warning | 1 |
| Freeze Watch | 3 |
| Frost Advisory | 5 |
| Wind Chill Advisory | 5 |
| Wind and dust | |
| High Wind Warning | 3 |
| High Wind Watch | 2 |
| Fire | |
| Red Flag Warning | 8 |
| Fire Weather Watch | 6 |
| Fog and smoke | |
| Dense Fog Advisory | 21 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20182020
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.