Alert archive / South Dakota / Custer County
Weather alerts in Custer County, South Dakota, 2013
295 weather alerts in 2013, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Custer County and its neighbors
Each county as a circle sized by its count in 2013. Tap one for its archive.
- Alerts
- 295
- Warnings
- 80
- Watches
- 37
- Advisories
- 43
- Busiest month
- August83 alerts
- Busiest day
- June 21, 201315 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
1 of 4 tornado warnings covering Custer County in 2013 had a tornado report inside them; 0 of 1 tornado reports fell inside a warning.
Custer County, 2013
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 4 | 1 | 75% | 1 | 0% | |
| Severe thunderstorm warnings | 64 | 50 | 22% | 64 | 95% | 24 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2013
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Rapid City, SD: tornado warnings | 10 | 1 | 90% | 3 | 33% | 4 min |
| NWS Rapid City, SD: severe thunderstorm warnings | 502 | 363 | 28% | 673 | 90% | 23 min |
| NWS Rapid City, SD: flash flood warnings | 24 | 5 | 79% | 14 | 93% | 46 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, 2:29 PM MST | Wind Advisory | UNR | 23 hr |
| Jan 9, 2:52 AM MST | High Wind Watch | UNR | 12 hr |
| Jan 9, 2:52 AM MST | Winter Storm Watch | UNR | 36 hr |
| Jan 9, 2:47 PM MST | High Wind Warning | UNR | 15 hr |
| Jan 10, 2:56 PM MST | Winter Storm Warning | UNR | 37 hr |
| Jan 11, 4:32 AM MST | Winter Weather Advisory | UNR | 30 hr |
| Jan 11, 11:08 AM MST | Mesoscale Discussion | SPC | 6 hr |
| Jan 15, 8:17 AM MST | Winter Weather Advisory | UNR | 15 hr |
| Jan 30, 2:43 AM MST | Winter Weather Advisory | UNR | 33 hr |
| Feb 7, 2:45 PM MST | Winter Storm Watch | UNR | 38 hr |
| Feb 9, 4:30 AM MST | Winter Storm Warning | UNR | 42 hr |
| Feb 9, 4:30 AM MST | Winter Weather Advisory | UNR | 42 hr |
| Feb 10, 4:42 AM MST | Wind Advisory | UNR | 16 hr |
| Feb 12, 2:32 PM MST | Wind Advisory | UNR | 49 hr |
| Feb 13, 7:42 PM MST | Winter Weather Advisory | UNR | 20 hr |
| Mar 3, 2:15 PM MST | Wind Advisory | UNR | 40 hr |
| Mar 9, 3:37 AM MST | Wind Advisory | UNR | 15 hr |
| Mar 14, 2:16 PM MDT | Wind Advisory | UNR | 24 hr |
| Mar 16, 3:28 AM MDT | High Wind Watch | UNR | 24 hr |
| Mar 17, 3:10 AM MDT | Wind Advisory | UNR | 33 hr |
| Mar 22, 3:33 PM MDT | Winter Storm Warning | UNR | 4 hr |
| Mar 22, 3:33 PM MDT | Winter Weather Advisory | UNR | 11 hr |
| Apr 7, 2:46 AM MDT | Winter Storm Watch | UNR | 36 hr |
| Apr 8, 4:32 AM MDT | Winter Storm Warning | UNR | 70 hr |
| Apr 9, 5:46 PM MDT | Mesoscale Discussion | SPC | 5 hr |
| Apr 13, 3:14 PM MDT | Wind Advisory | UNR | 29 hr |
| Apr 15, 3:40 AM MDT | Winter Storm Watch | UNR | 24 hr |
| Apr 16, 3:35 AM MDT | Winter Storm Warning | UNR | 35 hr |
| Apr 16, 3:35 AM MDT | Winter Weather Advisory | UNR | 47 hr |
| Apr 21, 3:51 AM MDT | Winter Storm Warning | UNR | 32 hr |
| Apr 21, 3:51 AM MDT | Winter Weather Advisory | UNR | 35 hr |
| May 16, 5:27 PM MDT | Special Weather Statement | UNR | 48 min |
| May 17, 2:23 PM MDT | Mesoscale Discussion | SPC | 97 min |
| May 17, 3:03 PM MDT | Severe Thunderstorm Watch | SPC | 9 hr |
| May 17, 6:28 PM MDT | Mesoscale Discussion | SPC | 92 min |
| May 17, 9:26 PM MDT | Mesoscale Discussion | SPC | 64 min |
| May 18, 2:31 PM MDT | Mesoscale Discussion | SPC | 59 min |
| May 18, 2:55 PM MDT | Severe Thunderstorm Watch | SPC | 8 hr |
| May 18, 2:55 PM MDT | Special Weather Statement | UNR | 35 min |
| May 18, 4:34 PM MDT | Special Weather Statement | UNR | 26 min |
| May 18, 5:08 PM MDT | Special Weather Statement | UNR | 37 min |
| May 18, 9:14 PM MDT | Mesoscale Discussion | SPC | 61 min |
| May 19, 2:05 PM MDT | Wind Advisory | UNR | 46 hr |
| May 25, 11:43 AM MDT | Mesoscale Discussion | SPC | 92 min |
| May 25, 1:52 PM MDT | Tornado Watch | SPC | 8 hr |
| May 26, 2:49 PM MDT | Mesoscale Discussion | SPC | 56 min |
| May 27, 11:36 AM MDT | Mesoscale Discussion | SPC | 54 min |
| May 27, 11:51 AM MDT | Severe Thunderstorm Watch | SPC | 10 hr |
| May 27, 3:52 PM MDT | Mesoscale Discussion | SPC | 83 min |
| May 27, 5:56 PM MDT | Severe Thunderstorm Warning | UNR | 49 min |
| May 27, 6:11 PM MDT | Mesoscale Discussion | SPC | 94 min |
| May 27, 6:42 PM MDT | Severe Thunderstorm Warning | UNR | 48 min |
| May 28, 2:08 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| May 28, 4:08 PM MDT | Special Weather Statement | UNR | 37 min |
| May 28, 6:52 PM MDT | Mesoscale Discussion | SPC | 113 min |
| May 29, 3:23 AM MDT | Flood Watch | UNR | 60 hr |
| May 31, 3:03 AM MDT | Wind Advisory | UNR | 16 hr |
| Jun 7, 8:09 PM MDT | Special Weather Statement | UNR | 51 min |
| Jun 11, 4:06 PM MDT | Mesoscale Discussion | SPC | 84 min |
| Jun 11, 6:23 PM MDT | Mesoscale Discussion | SPC | 97 min |
| Jun 11, 6:42 PM MDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 11, 8:16 PM MDT | Mesoscale Discussion | SPC | 59 min |
| Jun 11, 9:39 PM MDT | Special Weather Statement | UNR | 51 min |
| Jun 11, 9:48 PM MDT | Mesoscale Discussion | SPC | 87 min |
| Jun 11, 9:49 PM MDT | Severe Thunderstorm Warning | UNR | 56 min |
| Jun 16, 12:47 PM MDT | Severe Thunderstorm Warning | UNR | 58 min |
| Jun 17, 2:00 PM MDT | Special Weather Statement | UNR | 45 min |
| Jun 17, 3:23 PM MDT | Severe Thunderstorm Warning | UNR | 67 min |
| Jun 17, 4:16 PM MDT | Severe Thunderstorm Warning | UNR | 59 min |
| Jun 17, 5:21 PM MDT | Special Weather Statement | UNR | 24 min |
| Jun 17, 5:31 PM MDT | Severe Thunderstorm Warning | UNR | 59 min |
| Jun 19, 10:24 PM MDT | Special Weather Statement | UNR | 36 min |
| Jun 21, 5:56 AM MDT | Special Weather Statement | UNR | 49 min |
| Jun 21, 6:01 AM MDT | Severe Thunderstorm Warning | UNR | 59 min |
| Jun 21, 6:28 AM MDT | Severe Thunderstorm Warning | UNR | 62 min |
| Jun 21, 6:49 AM MDT | Mesoscale Discussion | SPC | 56 min |
| Jun 21, 7:02 AM MDT | Severe Thunderstorm Warning | UNR | 58 min |
| Jun 21, 8:09 AM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 21, 8:39 AM MDT | Severe Thunderstorm Warning | UNR | 66 min |
| Jun 21, 11:01 AM MDT | Mesoscale Discussion | SPC | 89 min |
| Jun 21, 1:48 PM MDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 21, 3:33 PM MDT | Special Weather Statement | UNR | 42 min |
| Jun 21, 4:22 PM MDT | Severe Thunderstorm Warning | UNR | 53 min |
| Jun 21, 4:42 PM MDT | Severe Thunderstorm Warning | UNR | 33 min |
| Jun 21, 5:09 PM MDT | Severe Thunderstorm Warning | UNR | 66 min |
| Jun 21, 5:35 PM MDT | Areal Flood Advisory | UNR | 6 hr |
| Jun 21, 5:58 PM MDT | Severe Thunderstorm Warning | UNR | 62 min |
| Jun 21, 8:39 PM MDT | Mesoscale Discussion | SPC | 36 min |
| Jun 22, 1:45 PM MDT | Mesoscale Discussion | SPC | 90 min |
| Jun 22, 2:13 PM MDT | Tornado Watch | SPC | 6 hr |
| Jun 22, 5:27 PM MDT | Special Weather Statement | UNR | 48 min |
| Jun 22, 6:27 PM MDT | Special Weather Statement | UNR | 48 min |
| Jun 22, 7:03 PM MDT | Areal Flood Advisory | UNR | 6 hr |
| Jun 24, 1:21 PM MDT | Mesoscale Discussion | SPC | 114 min |
| Jun 24, 4:05 PM MDT | Special Weather Statement | UNR | 25 min |
| Jul 4, 9:16 AM MDT | Special Weather Statement | UNR | 59 min |
| Jul 6, 3:44 PM MDT | Special Weather Statement | UNR | 46 min |
| Jul 6, 8:11 PM MDT | Severe Thunderstorm Warning | UNR | 64 min |
| Jul 7, 4:12 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 7, 5:03 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 7, 8:14 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 8, 12:55 AM MDT | Special Weather Statement | UNR | 50 min |
| Jul 8, 1:46 AM MDT | Severe Thunderstorm Warning | UNR | 44 min |
| Jul 8, 2:19 AM MDT | Severe Thunderstorm Warning | UNR | 41 min |
| Jul 8, 8:42 AM MDT | Areal Flood Advisory | UNR | 12 hr |
| Jul 8, 1:51 PM MDT | Mesoscale Discussion | SPC | 54 min |
| Jul 8, 3:42 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 8, 4:01 PM MDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 8, 5:38 PM MDT | Severe Thunderstorm Warning | UNR | 67 min |
| Jul 8, 6:38 PM MDT | Severe Thunderstorm Warning | UNR | 67 min |
| Jul 8, 7:42 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 10, 4:49 PM MDT | Mesoscale Discussion | SPC | 86 min |
| Jul 10, 5:40 PM MDT | Severe Thunderstorm Warning | UNR | 65 min |
| Jul 10, 6:18 PM MDT | Severe Thunderstorm Warning | UNR | 57 min |
| Jul 10, 6:36 PM MDT | Severe Thunderstorm Warning | UNR | 69 min |
| Jul 11, 6:42 PM MDT | Severe Thunderstorm Warning | UNR | 63 min |
| Jul 11, 7:23 PM MDT | Severe Thunderstorm Warning | UNR | 52 min |
| Jul 12, 5:33 PM MDT | Special Weather Statement | UNR | 27 min |
| Jul 13, 2:47 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 13, 7:37 PM MDT | Mesoscale Discussion | SPC | 53 min |
| Jul 18, 2:27 PM MDT | Mesoscale Discussion | SPC | 93 min |
| Jul 18, 2:45 PM MDT | Special Weather Statement | UNR | 45 min |
| Jul 18, 4:23 PM MDT | Areal Flood Advisory | UNR | 6 hr |
| Jul 19, 10:36 PM MDT | Mesoscale Discussion | SPC | 114 min |
| Jul 20, 1:06 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 20, 1:23 PM MDT | Special Weather Statement | UNR | 52 min |
| Jul 20, 1:26 PM MDT | Special Weather Statement | UNR | 49 min |
| Jul 20, 1:34 PM MDT | Severe Thunderstorm Warning | UNR | 71 min |
| Jul 20, 2:19 PM MDT | Severe Thunderstorm Warning | UNR | 56 min |
| Jul 20, 4:03 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 20, 4:05 PM MDT | Severe Thunderstorm Warning | UNR | 55 min |
| Jul 20, 4:31 PM MDT | Severe Thunderstorm Warning | UNR | 59 min |
| Jul 20, 7:23 PM MDT | Mesoscale Discussion | SPC | 97 min |
| Jul 21, 4:27 PM MDT | Mesoscale Discussion | SPC | 63 min |
| Jul 22, 4:12 PM MDT | Mesoscale Discussion | SPC | 93 min |
| Jul 22, 5:30 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 22, 6:56 PM MDT | Severe Thunderstorm Warning | UNR | 64 min |
| Jul 22, 7:42 PM MDT | Mesoscale Discussion | SPC | 63 min |
| Jul 22, 7:53 PM MDT | Severe Thunderstorm Warning | UNR | 67 min |
| Jul 22, 8:09 PM MDT | Severe Thunderstorm Warning | UNR | 66 min |
| Jul 22, 9:23 PM MDT | Mesoscale Discussion | SPC | 67 min |
| Jul 22, 9:49 PM MDT | Special Weather Statement | UNR | 41 min |
| Jul 22, 11:34 PM MDT | Mesoscale Discussion | SPC | 56 min |
| Jul 23, 1:40 PM MDT | Special Weather Statement | UNR | 35 min |
| Jul 23, 1:54 PM MDT | Severe Thunderstorm Warning | UNR | 51 min |
| Jul 23, 2:44 PM MDT | Severe Thunderstorm Warning | UNR | 61 min |
| Jul 23, 3:17 PM MDT | Special Weather Statement | UNR | 43 min |
| Jul 23, 3:34 PM MDT | Severe Thunderstorm Warning | UNR | 56 min |
| Jul 23, 3:45 PM MDT | Mesoscale Discussion | SPC | 60 min |
| Jul 23, 4:01 PM MDT | Severe Thunderstorm Warning | UNR | 59 min |
| Jul 23, 4:23 PM MDT | Severe Thunderstorm Warning | UNR | 67 min |
| Jul 24, 12:18 PM MDT | Mesoscale Discussion | SPC | 87 min |
| Jul 24, 6:02 PM MDT | Special Weather Statement | UNR | 43 min |
| Jul 24, 6:29 PM MDT | Special Weather Statement | UNR | 46 min |
| Jul 24, 6:43 PM MDT | Mesoscale Discussion | SPC | 92 min |
| Jul 24, 6:59 PM MDT | Special Weather Statement | UNR | 46 min |
| Jul 29, 2:40 PM MDT | Special Weather Statement | UNR | 35 min |
| Jul 30, 1:27 PM MDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jul 30, 2:48 PM MDT | Severe Thunderstorm Warning | UNR | 57 min |
| Aug 1, 11:53 AM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 1, 2:25 PM MDT | Mesoscale Discussion | SPC | 95 min |
| Aug 1, 2:59 PM MDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Aug 1, 9:14 PM MDT | Severe Thunderstorm Warning | UNR | 76 min |
| Aug 1, 10:42 PM MDT | Special Weather Statement | UNR | 33 min |
| Aug 3, 1:04 AM MDT | Special Weather Statement | UNR | 56 min |
| Aug 3, 2:08 AM MDT | Special Weather Statement | UNR | 67 min |
| Aug 3, 2:34 AM MDT | Special Weather Statement | UNR | 56 min |
| Aug 3, 3:33 AM MDT | Special Weather Statement | UNR | 57 min |
| Aug 3, 4:03 AM MDT | Severe Thunderstorm Warning | UNR | 57 min |
| Aug 3, 4:23 AM MDT | Mesoscale Discussion | SPC | 97 min |
| Aug 3, 4:46 AM MDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 3, 6:25 PM MDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 4, 2:24 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 5, 12:47 AM MDT | Severe Thunderstorm Warning | UNR | 58 min |
| Aug 5, 2:04 AM MDT | Mesoscale Discussion | SPC | 56 min |
| Aug 5, 2:14 AM MDT | Severe Thunderstorm Watch | SPC | 3 hr |
| Aug 5, 2:31 PM MDT | Mesoscale Discussion | SPC | 89 min |
| Aug 5, 5:31 PM MDT | Special Weather Statement | UNR | 44 min |
| Aug 5, 5:41 PM MDT | Special Weather Statement | UNR | 34 min |
| Aug 5, 5:45 PM MDT | Severe Thunderstorm Warning | UNR | 45 min |
| Aug 5, 6:26 PM MDT | Severe Thunderstorm Warning | UNR | 34 min |
| Aug 5, 6:52 PM MDT | Mesoscale Discussion | SPC | 53 min |
| Aug 5, 6:56 PM MDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 7, 4:13 PM MDT | Mesoscale Discussion | SPC | 92 min |
| Aug 7, 4:33 PM MDT | Severe Thunderstorm Warning | UNR | 42 min |
| Aug 7, 4:56 PM MDT | Special Weather Statement | UNR | 19 min |
| Aug 7, 5:02 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 7, 5:57 PM MDT | Special Weather Statement | UNR | 48 min |
| Aug 7, 6:03 PM MDT | Severe Thunderstorm Warning | UNR | 42 min |
| Aug 7, 6:49 PM MDT | Mesoscale Discussion | SPC | 86 min |
| Aug 7, 7:59 PM MDT | Severe Thunderstorm Warning | UNR | 61 min |
| Aug 7, 10:05 PM MDT | Mesoscale Discussion | SPC | 55 min |
| Aug 8, 2:13 PM MDT | Special Weather Statement | UNR | 32 min |
| Aug 9, 4:24 AM MDT | Flash Flood Watch | UNR | 23 hr |
| Aug 9, 4:17 PM MDT | Special Weather Statement | UNR | 28 min |
| Aug 9, 4:34 PM MDT | Special Weather Statement | UNR | 41 min |
| Aug 9, 4:58 PM MDT | Special Weather Statement | UNR | 32 min |
| Aug 9, 5:13 PM MDT | Special Weather Statement | UNR | 32 min |
| Aug 9, 5:36 PM MDT | Special Weather Statement | UNR | 39 min |
| Aug 9, 5:43 PM MDT | Severe Thunderstorm Warning | UNR | 47 min |
| Aug 10, 10:28 PM MDT | Mesoscale Discussion | SPC | 92 min |
| Aug 11, 12:11 PM MDT | Special Weather Statement | UNR | 34 min |
| Aug 11, 12:35 PM MDT | Special Weather Statement | UNR | 25 min |
| Aug 11, 2:01 PM MDT | Severe Thunderstorm Warning | UNR | 59 min |
| Aug 11, 2:32 PM MDT | Tornado Warning | UNR | 43 min |
| Aug 11, 2:37 PM MDT | Mesoscale Discussion | SPC | 53 min |
| Aug 11, 2:57 PM MDT | Severe Thunderstorm Warning | UNR | 63 min |
| Aug 11, 3:11 PM MDT | Tornado Warning | UNR | 49 min |
| Aug 11, 3:45 PM MDT | Severe Thunderstorm Warning | UNR | 75 min |
| Aug 11, 4:58 PM MDT | Severe Thunderstorm Warning | UNR | 77 min |
| Aug 12, 1:26 PM MDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 12, 2:15 PM MDT | Special Weather Statement | UNR | 30 min |
| Aug 12, 4:49 PM MDT | Special Weather Statement | UNR | 41 min |
| Aug 13, 12:36 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 13, 1:17 PM MDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 13, 1:20 PM MDT | Special Weather Statement | UNR | 25 min |
| Aug 13, 2:00 PM MDT | Special Weather Statement | UNR | 30 min |
| Aug 13, 2:51 PM MDT | Mesoscale Discussion | SPC | 84 min |
| Aug 13, 4:45 PM MDT | Mesoscale Discussion | SPC | 90 min |
| Aug 13, 6:16 PM MDT | Severe Thunderstorm Warning | UNR | 59 min |
| Aug 13, 6:49 PM MDT | Tornado Warning | UNR | 26 min |
| Aug 13, 7:15 PM MDT | Severe Thunderstorm Warning | UNR | 60 min |
| Aug 14, 1:43 AM MDT | Areal Flood Advisory | UNR | 11 hr |
| Aug 14, 1:36 PM MDT | Special Weather Statement | UNR | 24 min |
| Aug 14, 2:22 PM MDT | Special Weather Statement | UNR | 23 min |
| Aug 14, 2:48 PM MDT | Special Weather Statement | UNR | 42 min |
| Aug 14, 3:07 PM MDT | Areal Flood Advisory | UNR | 6 hr |
| Aug 14, 3:16 PM MDT | Special Weather Statement | UNR | 44 min |
| Aug 14, 3:36 PM MDT | Special Weather Statement | UNR | 24 min |
| Aug 14, 3:49 PM MDT | Severe Thunderstorm Warning | UNR | 41 min |
| Aug 14, 6:49 PM MDT | Special Weather Statement | UNR | 41 min |
| Aug 18, 3:51 PM MDT | Special Weather Statement | UNR | 39 min |
| Aug 20, 2:22 PM MDT | Special Weather Statement | UNR | 38 min |
| Aug 28, 7:47 PM MDT | Severe Thunderstorm Warning | UNR | 58 min |
| Aug 28, 8:34 PM MDT | Severe Thunderstorm Warning | UNR | 56 min |
| Aug 28, 9:22 PM MDT | Severe Thunderstorm Warning | UNR | 53 min |
| Aug 30, 1:27 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 30, 1:54 PM MDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 30, 3:00 PM MDT | Severe Thunderstorm Warning | UNR | 60 min |
| Aug 30, 3:46 PM MDT | Tornado Warning | UNR | 29 min |
| Aug 30, 4:12 PM MDT | Severe Thunderstorm Warning | UNR | 63 min |
| Aug 31, 1:10 PM MDT | Special Weather Statement | UNR | 35 min |
| Sep 4, 3:57 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 4, 6:15 PM MDT | Severe Thunderstorm Warning | UNR | 60 min |
| Sep 4, 6:32 PM MDT | Severe Thunderstorm Warning | UNR | 58 min |
| Sep 4, 7:07 PM MDT | Special Weather Statement | UNR | 38 min |
| Sep 4, 7:24 PM MDT | Severe Thunderstorm Warning | UNR | 66 min |
| Sep 4, 8:33 PM MDT | Special Weather Statement | UNR | 57 min |
| Sep 5, 2:48 PM MDT | Special Weather Statement | UNR | 42 min |
| Sep 6, 1:41 PM MDT | Special Weather Statement | UNR | 49 min |
| Sep 6, 1:46 PM MDT | Severe Thunderstorm Warning | UNR | 44 min |
| Sep 6, 2:21 PM MDT | Special Weather Statement | UNR | 39 min |
| Sep 6, 2:26 PM MDT | Special Weather Statement | UNR | 49 min |
| Sep 7, 10:28 AM MDT | Flash Flood Watch | UNR | 14 hr |
| Sep 8, 3:52 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 8, 6:47 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Sep 8, 7:27 PM MDT | Severe Thunderstorm Warning | UNR | 48 min |
| Sep 8, 8:16 PM MDT | Special Weather Statement | UNR | 44 min |
| Sep 8, 8:58 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 9, 12:14 AM MDT | Mesoscale Discussion | SPC | 61 min |
| Sep 18, 1:16 PM MDT | Mesoscale Discussion | SPC | 89 min |
| Sep 22, 4:10 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 30, 2:28 AM MDT | Wind Advisory | UNR | 12 hr |
| Oct 2, 3:52 AM MDT | Winter Storm Watch | UNR | 58 hr |
| Oct 3, 3:57 AM MDT | Winter Storm Warning | UNR | 62 hr |
| Oct 3, 1:41 PM MDT | Blizzard Warning | UNR | 52 hr |
| Oct 4, 7:04 AM MDT | Mesoscale Discussion | SPC | 4 hr |
| Oct 4, 12:43 PM MDT | Mesoscale Discussion | SPC | 6 hr |
| Oct 4, 7:11 PM MDT | Mesoscale Discussion | SPC | 6 hr |
| Oct 9, 11:05 AM MDT | Flood Watch | UNR | 41 hr |
| Oct 9, 3:00 PM MDT | High Wind Watch | UNR | 24 hr |
| Oct 10, 2:42 PM MDT | High Wind Warning | UNR | 27 hr |
| Oct 11, 3:28 AM MDT | Areal Flood Advisory | UNR | 36 hr |
| Oct 11, 3:33 AM MDT | Areal Flood Advisory | UNR | 36 hr |
| Oct 11, 9:03 AM MDT | Winter Weather Advisory | UNR | 5 hr |
| Oct 11, 5:30 PM MDT | Areal Flood Warning | UNR | 18 hr |
| Oct 13, 3:25 AM MDT | Winter Storm Watch | UNR | 24 hr |
| Oct 13, 3:41 AM MDT | Flood Watch | UNR | 48 hr |
| Oct 13, 1:45 PM MDT | Wind Advisory | UNR | 45 hr |
| Oct 14, 3:37 AM MDT | Winter Storm Warning | UNR | 31 hr |
| Oct 14, 10:00 PM MDT | Areal Flood Advisory | UNR | 48 hr |
| Oct 27, 3:17 PM MDT | Winter Weather Advisory | UNR | 42 hr |
| Oct 29, 2:01 PM MDT | Winter Weather Advisory | UNR | 22 hr |
| Oct 31, 2:09 PM MDT | Wind Advisory | UNR | 27 hr |
| Nov 4, 3:04 AM MST | Winter Weather Advisory | UNR | 38 hr |
| Nov 7, 1:38 PM MST | Wind Advisory | UNR | 26 hr |
| Nov 20, 2:56 PM MST | Winter Weather Advisory | UNR | 24 hr |
| Nov 20, 2:57 PM MST | Wind Advisory | UNR | 7 hr |
| Dec 2, 2:10 PM MST | Winter Weather Advisory | UNR | 51 hr |
| Dec 4, 1:53 PM MST | Wind Chill Advisory | UNR | 4 days |
| Dec 8, 3:52 AM MST | Wind Chill Advisory | UNR | 31 hr |
| Dec 18, 4:10 AM MST | Winter Weather Advisory | UNR | 39 hr |
| Dec 19, 12:31 PM MST | Mesoscale Discussion | SPC | 4 hr |
| Dec 23, 2:53 PM MST | Winter Weather Advisory | UNR | 19 hr |
| Dec 27, 1:22 PM MST | Wind Advisory | UNR | 31 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 archive20122014
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.