Alert archive / Wyoming / Fremont County
Weather alerts in Fremont County, Wyoming, 2015
251 weather alerts in 2015, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Fremont County and its neighbors
Each county as a circle sized by its count in 2015. Tap one for its archive.
- Alerts
- 251
- Warnings
- 76
- Watches
- 55
- Advisories
- 38
- Busiest month
- June73 alerts
- Busiest day
- June 5, 201512 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 2 tornado warnings covering Fremont County in 2015 had a tornado report inside them.
Fremont County, 2015
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 2 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 19 | 3 | 84% | 6 | 33% | 2 min |
| Flash flood warnings | 2 | 0 | 100% | 0 |
Each office's whole area, 2015
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Riverton, WY: tornado warnings | 7 | 1 | 86% | 5 | 20% | 1 min |
| NWS Riverton, WY: severe thunderstorm warnings | 70 | 17 | 76% | 46 | 54% | 18 min |
| NWS Riverton, WY: flash flood warnings | 25 | 6 | 76% | 8 | 63% | 76 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 3, 1:20 AM MST | Winter Storm Watch | RIW | 24 hr |
| Jan 3, 10:20 PM MST | High Wind Watch | RIW | 13 hr |
| Jan 4, 1:37 AM MST | Winter Storm Warning | RIW | 41 hr |
| Jan 4, 10:58 AM MST | High Wind Warning | RIW | 30 hr |
| Jan 14, 9:05 PM MST | Dense Fog Advisory | RIW | 13 hr |
| Jan 16, 9:20 AM MST | High Wind Warning | RIW | 14 hr |
| Jan 17, 2:39 AM MST | Winter Storm Watch | RIW | 11 hr |
| Jan 17, 1:03 PM MST | High Wind Warning | RIW | 38 hr |
| Jan 17, 1:21 PM MST | Winter Storm Warning | RIW | 34 hr |
| Jan 27, 2:18 PM MST | Winter Weather Advisory | RIW | 21 hr |
| Feb 2, 4:36 AM MST | Winter Weather Advisory | RIW | 59 hr |
| Feb 2, 2:00 PM MST | Winter Storm Warning | RIW | 49 hr |
| Feb 4, 9:34 PM MST | High Wind Watch | RIW | 16 hr |
| Feb 5, 4:29 AM MST | Dense Fog Advisory | RIW | 6 hr |
| Feb 5, 1:39 PM MST | High Wind Warning | RIW | 55 hr |
| Feb 6, 2:31 AM MST | High Wind Watch | RIW | 7 hr |
| Feb 6, 1:41 PM MST | High Wind Watch | RIW | 8 hr |
| Feb 6, 1:52 PM MST | Winter Weather Advisory | RIW | 25 hr |
| Feb 8, 12:25 PM MST | Winter Weather Advisory | RIW | 38 hr |
| Feb 8, 12:40 PM MST | High Wind Watch | RIW | 14 hr |
| Feb 9, 2:41 AM MST | High Wind Warning | RIW | 24 hr |
| Feb 15, 7:25 PM MST | Winter Weather Advisory | RIW | 20 hr |
| Feb 19, 2:21 AM MST | Winter Storm Watch | RIW | 22 hr |
| Feb 20, 12:00 AM MST | Winter Storm Watch | RIW | 9 hr |
| Feb 20, 12:00 AM MST | Winter Storm Warning | RIW | 51 hr |
| Feb 20, 12:00 AM MST | Winter Weather Advisory | RIW | 51 hr |
| Feb 24, 9:39 PM MST | Winter Weather Advisory | RIW | 24 hr |
| Mar 1, 2:26 AM MST | Winter Storm Watch | RIW | 24 hr |
| Mar 1, 1:28 PM MST | Winter Weather Advisory | RIW | 52 hr |
| Mar 2, 2:44 AM MST | Winter Storm Warning | RIW | 38 hr |
| Mar 14, 12:53 AM MDT | High Wind Warning | RIW | 45 hr |
| Mar 23, 10:53 PM MDT | Winter Weather Advisory | RIW | 34 hr |
| Mar 27, 2:35 AM MDT | Fire Weather Watch | RIW | 12 hr |
| Mar 27, 2:42 PM MDT | Red Flag Warning | RIW | 30 hr |
| Mar 28, 2:40 AM MDT | High Wind Warning | RIW | 21 hr |
| Mar 29, 2:27 PM MDT | Red Flag Warning | RIW | 5 hr |
| Mar 29, 2:27 PM MDT | Red Flag Warning | RIW | 55 hr |
| Apr 3, 2:46 PM MDT | Fire Weather Watch | RIW | 12 hr |
| Apr 4, 2:36 AM MDT | Red Flag Warning | RIW | 17 hr |
| Apr 5, 2:50 PM MDT | High Wind Watch | RIW | 11 hr |
| Apr 8, 12:01 AM MDT | Winter Weather Advisory | RIW | 26 hr |
| Apr 11, 12:40 AM MDT | Red Flag Warning | RIW | 19 hr |
| Apr 12, 10:03 PM MDT | Fire Weather Watch | RIW | 23 hr |
| Apr 12, 11:02 PM MDT | High Wind Watch | RIW | 22 hr |
| Apr 13, 8:53 PM MDT | High Wind Warning | RIW | 25 hr |
| Apr 13, 9:12 PM MDT | Red Flag Warning | RIW | 25 hr |
| Apr 14, 5:04 AM MDT | Winter Storm Watch | RIW | 10 hr |
| Apr 14, 3:29 PM MDT | Winter Storm Warning | RIW | 39 hr |
| Apr 14, 3:29 PM MDT | Winter Weather Advisory | RIW | 39 hr |
| Apr 16, 7:15 PM MDT | Special Weather Statement | RIW | 60 min |
| Apr 25, 2:17 AM MDT | Winter Weather Advisory | RIW | 46 hr |
| Apr 25, 2:33 PM MDT | Special Weather Statement | RIW | 42 min |
| Apr 25, 3:17 PM MDT | Special Weather Statement | RIW | 43 min |
| Apr 25, 4:00 PM MDT | Special Weather Statement | RIW | 45 min |
| Apr 25, 4:44 PM MDT | Special Weather Statement | RIW | 46 min |
| May 3, 9:02 PM MDT | Special Weather Statement | RIW | 43 min |
| May 4, 1:08 PM MDT | Severe Thunderstorm Watch | SPC | 112 days |
| May 4, 4:55 PM MDT | Special Weather Statement | RIW | 35 min |
| May 4, 5:31 PM MDT | Special Weather Statement | RIW | 44 min |
| May 4, 6:25 PM MDT | Special Weather Statement | RIW | 20 min |
| May 8, 2:58 AM MDT | Winter Storm Watch | RIW | 24 hr |
| May 8, 2:40 PM MDT | Winter Storm Warning | RIW | 45 hr |
| May 8, 2:40 PM MDT | Winter Weather Advisory | RIW | 36 hr |
| May 13, 5:16 PM MDT | Special Weather Statement | RIW | 44 min |
| May 13, 5:57 PM MDT | Special Weather Statement | RIW | 48 min |
| May 15, 12:24 PM MDT | Special Weather Statement | RIW | 51 min |
| May 19, 2:36 AM MDT | Winter Weather Advisory | RIW | 24 hr |
| May 21, 8:15 PM MDT | Areal Flood Advisory | RIW | 3 hr |
| May 23, 8:33 AM MDT | Areal Flood Advisory | RIW | 4 hr |
| May 23, 1:38 PM MDT | Flash Flood Watch | RIW | 37 hr |
| May 23, 4:56 PM MDT | Special Weather Statement | RIW | 49 min |
| May 24, 3:30 PM MDT | Flash Flood Warning | RIW | 6 hr |
| May 24, 7:42 PM MDT | Areal Flood Advisory | RIW | 23 hr |
| May 24, 9:14 PM MDT | Areal Flood Advisory | RIW | 12 hr |
| May 24, 10:13 PM MDT | Winter Weather Advisory | RIW | 11 hr |
| May 25, 7:33 AM MDT | Areal Flood Warning | RIW | 11 hr |
| May 26, 1:06 PM MDT | Flash Flood Watch | RIW | 9 hr |
| May 26, 5:28 PM MDT | Special Weather Statement | RIW | 47 min |
| May 28, 4:09 PM MDT | Special Weather Statement | RIW | 51 min |
| Jun 1, 2:53 AM MDT | Flash Flood Watch | RIW | 20 hr |
| Jun 1, 4:22 PM MDT | Special Weather Statement | RIW | 38 min |
| Jun 1, 9:27 PM MDT | Special Weather Statement | RIW | 48 min |
| Jun 1, 10:18 PM MDT | Special Weather Statement | RIW | 42 min |
| Jun 2, 1:31 AM MDT | River Flood Warning | RIW | 38 hr |
| Jun 2, 1:31 AM MDT | River Flood Warning | RIW | 7 days |
| Jun 2, 3:34 PM MDT | Areal Flood Advisory | RIW | 6 hr |
| Jun 3, 2:38 AM MDT | Flash Flood Watch | RIW | 21 hr |
| Jun 3, 2:03 PM MDT | Tornado Watch | SPC | 7 hr |
| Jun 3, 6:06 PM MDT | Special Weather Statement | RIW | 39 min |
| Jun 3, 6:33 PM MDT | Special Weather Statement | RIW | 42 min |
| Jun 3, 6:49 PM MDT | Severe Thunderstorm Warning | RIW | 41 min |
| Jun 3, 7:49 PM MDT | Special Weather Statement | RIW | 41 min |
| Jun 3, 7:49 PM MDT | Mesoscale Discussion | SPC | 56 min |
| Jun 3, 9:18 PM MDT | Special Weather Statement | RIW | 42 min |
| Jun 4, 2:47 AM MDT | Flash Flood Watch | RIW | 21 hr |
| Jun 4, 12:34 PM MDT | Flash Flood Watch | RIW | 35 hr |
| Jun 4, 9:53 PM MDT | Special Weather Statement | RIW | 52 min |
| Jun 4, 10:36 PM MDT | Special Weather Statement | RIW | 39 min |
| Jun 4, 10:44 PM MDT | Severe Thunderstorm Warning | RIW | 31 min |
| Jun 4, 11:10 PM MDT | Special Weather Statement | RIW | 50 min |
| Jun 4, 11:15 PM MDT | Severe Thunderstorm Warning | RIW | 30 min |
| Jun 5, 4:14 PM MDT | Severe Thunderstorm Warning | RIW | 61 min |
| Jun 5, 4:41 PM MDT | Tornado Warning | RIW | 34 min |
| Jun 5, 5:05 PM MDT | Severe Thunderstorm Warning | RIW | 55 min |
| Jun 5, 5:14 PM MDT | Areal Flood Advisory | RIW | 3 hr |
| Jun 5, 5:25 PM MDT | Flash Flood Warning | RIW | 6 hr |
| Jun 5, 5:26 PM MDT | Severe Thunderstorm Warning | RIW | 49 min |
| Jun 5, 5:45 PM MDT | Areal Flood Advisory | RIW | 3 hr |
| Jun 5, 7:25 PM MDT | Special Weather Statement | RIW | 50 min |
| Jun 5, 7:46 PM MDT | Severe Thunderstorm Warning | RIW | 44 min |
| Jun 5, 8:37 PM MDT | Special Weather Statement | RIW | 53 min |
| Jun 5, 8:52 PM MDT | Severe Thunderstorm Warning | RIW | 38 min |
| Jun 5, 9:40 PM MDT | Special Weather Statement | RIW | 50 min |
| Jun 6, 2:50 AM MDT | Flash Flood Watch | RIW | 16 hr |
| Jun 6, 11:29 AM MDT | Special Weather Statement | RIW | 46 min |
| Jun 7, 7:25 PM MDT | River Flood Warning | RIW | 8 days |
| Jun 9, 2:40 PM MDT | Flash Flood Watch | RIW | 45 hr |
| Jun 9, 6:51 PM MDT | Special Weather Statement | RIW | 39 min |
| Jun 9, 7:18 PM MDT | Special Weather Statement | RIW | 42 min |
| Jun 9, 8:01 PM MDT | Special Weather Statement | RIW | 44 min |
| Jun 9, 8:21 PM MDT | Special Weather Statement | RIW | 39 min |
| Jun 9, 8:42 PM MDT | Special Weather Statement | RIW | 48 min |
| Jun 10, 2:44 PM MDT | Special Weather Statement | RIW | 46 min |
| Jun 10, 4:17 PM MDT | Special Weather Statement | RIW | 28 min |
| Jun 11, 7:59 AM MDT | Areal Flood Advisory | RIW | 8 hr |
| Jun 14, 3:03 PM MDT | Flash Flood Watch | RIW | 57 hr |
| Jun 14, 7:03 PM MDT | Special Weather Statement | RIW | 42 min |
| Jun 14, 7:14 PM MDT | Severe Thunderstorm Warning | RIW | 18 min |
| Jun 14, 7:30 PM MDT | Severe Thunderstorm Warning | RIW | 29 min |
| Jun 14, 7:39 PM MDT | Severe Thunderstorm Warning | RIW | 51 min |
| Jun 14, 8:10 PM MDT | Severe Thunderstorm Warning | RIW | 34 min |
| Jun 15, 12:41 PM MDT | Mesoscale Discussion | SPC | 94 min |
| Jun 15, 2:24 PM MDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 15, 4:22 PM MDT | Mesoscale Discussion | SPC | 83 min |
| Jun 15, 7:29 PM MDT | Mesoscale Discussion | SPC | 91 min |
| Jun 15, 9:39 PM MDT | Special Weather Statement | RIW | 36 min |
| Jun 16, 11:23 AM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 16, 2:16 PM MDT | Tornado Warning | RIW | 29 min |
| Jun 16, 2:37 PM MDT | Severe Thunderstorm Warning | RIW | 23 min |
| Jun 16, 2:59 PM MDT | Special Weather Statement | RIW | 46 min |
| Jun 16, 4:04 PM MDT | Special Weather Statement | RIW | 41 min |
| Jun 16, 4:53 PM MDT | Mesoscale Discussion | SPC | 97 min |
| Jun 17, 11:11 PM MDT | River Flood Warning | RIW | 26 hr |
| Jun 25, 2:03 PM MDT | Special Weather Statement | RIW | 42 min |
| Jun 25, 2:27 PM MDT | Special Weather Statement | RIW | 48 min |
| Jun 27, 8:43 PM MDT | Special Weather Statement | RIW | 32 min |
| Jun 28, 4:59 PM MDT | Severe Thunderstorm Warning | RIW | 46 min |
| Jun 28, 7:38 PM MDT | Special Weather Statement | RIW | 37 min |
| Jun 30, 2:53 PM MDT | Special Weather Statement | RIW | 52 min |
| Jun 30, 3:03 PM MDT | Special Weather Statement | RIW | 42 min |
| Jun 30, 4:29 PM MDT | Special Weather Statement | RIW | 46 min |
| Jun 30, 4:31 PM MDT | Mesoscale Discussion | SPC | 119 min |
| Jul 1, 2:43 PM MDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 1, 4:16 PM MDT | Special Weather Statement | RIW | 44 min |
| Jul 1, 8:23 PM MDT | Special Weather Statement | RIW | 52 min |
| Jul 1, 9:22 PM MDT | Special Weather Statement | RIW | 23 min |
| Jul 7, 1:49 AM MDT | Flash Flood Watch | RIW | 20 hr |
| Jul 7, 5:45 PM MDT | Special Weather Statement | RIW | 45 min |
| Jul 7, 5:47 PM MDT | Special Weather Statement | RIW | 43 min |
| Jul 7, 6:40 PM MDT | Special Weather Statement | RIW | 50 min |
| Jul 7, 9:54 PM MDT | Flash Flood Watch | RIW | 31 hr |
| Jul 8, 12:55 PM MDT | Special Weather Statement | RIW | 50 min |
| Jul 8, 3:51 PM MDT | Areal Flood Advisory | RIW | 3 hr |
| Jul 9, 3:13 PM MDT | Special Weather Statement | RIW | 47 min |
| Jul 9, 3:46 PM MDT | Special Weather Statement | RIW | 44 min |
| Jul 15, 10:09 AM MDT | Special Weather Statement | RIW | 51 min |
| Jul 15, 10:14 AM MDT | Special Weather Statement | RIW | 46 min |
| Jul 15, 2:12 PM MDT | Special Weather Statement | RIW | 33 min |
| Jul 15, 2:31 PM MDT | Special Weather Statement | RIW | 29 min |
| Jul 15, 2:43 PM MDT | Severe Thunderstorm Warning | RIW | 17 min |
| Jul 15, 2:56 PM MDT | Mesoscale Discussion | SPC | 64 min |
| Jul 15, 3:00 PM MDT | Severe Thunderstorm Warning | RIW | 30 min |
| Jul 15, 3:28 PM MDT | Severe Thunderstorm Warning | RIW | 32 min |
| Jul 15, 3:38 PM MDT | Special Weather Statement | RIW | 37 min |
| Jul 18, 9:40 AM MDT | Special Weather Statement | RIW | 50 min |
| Jul 21, 2:30 PM MDT | Flash Flood Watch | RIW | 31 hr |
| Jul 22, 9:23 PM MDT | Flash Flood Watch | RIW | 16 hr |
| Jul 25, 11:28 PM MDT | Red Flag Warning | RIW | 47 hr |
| Jul 27, 3:29 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 27, 4:12 PM MDT | Severe Thunderstorm Warning | RIW | 48 min |
| Jul 27, 4:51 PM MDT | Severe Thunderstorm Warning | RIW | 23 min |
| Aug 3, 12:52 AM MDT | Flash Flood Watch | RIW | 25 hr |
| Aug 3, 4:49 PM MDT | Special Weather Statement | RIW | 41 min |
| Aug 17, 7:31 PM MDT | Special Weather Statement | RIW | 44 min |
| Aug 19, 1:27 AM MDT | Fire Weather Watch | RIW | 22 hr |
| Aug 19, 11:05 PM MDT | Fire Weather Watch | RIW | 19 hr |
| Aug 19, 11:05 PM MDT | Red Flag Warning | RIW | 69 hr |
| Aug 27, 1:34 PM MDT | Fire Weather Watch | RIW | 22 hr |
| Aug 27, 7:10 PM MDT | Special Weather Statement | RIW | 50 min |
| Aug 27, 7:54 PM MDT | Special Weather Statement | RIW | 51 min |
| Aug 27, 8:28 PM MDT | Special Weather Statement | RIW | 47 min |
| Aug 28, 11:58 AM MDT | Red Flag Warning | RIW | 63 hr |
| Aug 30, 7:03 PM MDT | Special Weather Statement | RIW | 42 min |
| Aug 31, 3:11 PM MDT | Fire Weather Watch | RIW | 20 hr |
| Aug 31, 3:11 PM MDT | Red Flag Warning | RIW | 54 hr |
| Sep 4, 12:46 AM MDT | Special Weather Statement | RIW | 44 min |
| Sep 4, 1:19 AM MDT | Special Weather Statement | RIW | 41 min |
| Sep 4, 1:38 PM MDT | Red Flag Warning | RIW | 7 hr |
| Sep 4, 2:26 PM MDT | Fire Weather Watch | RIW | 7 hr |
| Sep 4, 4:47 PM MDT | Special Weather Statement | RIW | 43 min |
| Sep 4, 9:06 PM MDT | Red Flag Warning | RIW | 72 hr |
| Sep 5, 12:25 PM MDT | Fire Weather Watch | RIW | 14 hr |
| Sep 5, 2:25 PM MDT | Freeze Warning | RIW | 19 hr |
| Sep 8, 1:45 AM MDT | Red Flag Warning | RIW | 19 hr |
| Sep 8, 1:05 PM MDT | Red Flag Warning | RIW | 31 hr |
| Sep 12, 12:38 AM MDT | Fire Weather Watch | RIW | 24 hr |
| Sep 13, 1:04 AM MDT | Red Flag Warning | RIW | 44 hr |
| Sep 15, 2:13 PM MDT | High Wind Watch | RIW | 12 hr |
| Sep 16, 1:51 AM MDT | High Wind Warning | RIW | 17 hr |
| Sep 19, 3:42 PM MDT | Fire Weather Watch | RIW | 10 hr |
| Sep 20, 1:41 AM MDT | Red Flag Warning | RIW | 41 hr |
| Sep 23, 2:09 PM MDT | Fire Weather Watch | RIW | 61 hr |
| Sep 26, 2:49 AM MDT | Red Flag Warning | RIW | 17 hr |
| Sep 28, 6:34 AM MDT | Special Weather Statement | RIW | 41 min |
| Oct 9, 1:32 AM MDT | Fire Weather Watch | RIW | 22 hr |
| Oct 9, 1:33 PM MDT | High Wind Watch | RIW | 31 hr |
| Oct 9, 11:04 PM MDT | Red Flag Warning | RIW | 45 hr |
| Oct 10, 8:14 PM MDT | High Wind Warning | RIW | 22 hr |
| Oct 11, 1:21 PM MDT | Red Flag Warning | RIW | 3 days |
| Oct 23, 1:53 PM MDT | Freeze Warning | RIW | 20 hr |
| Oct 31, 2:19 AM MDT | High Wind Warning | RIW | 33 hr |
| Nov 2, 1:46 AM MST | Winter Weather Advisory | RIW | 39 hr |
| Nov 2, 1:37 PM MST | High Wind Watch | RIW | 12 hr |
| Nov 3, 1:17 AM MST | High Wind Warning | RIW | 17 hr |
| Nov 9, 11:05 AM MST | Winter Weather Advisory | RIW | 16 hr |
| Nov 10, 9:37 AM MST | Winter Weather Advisory | RIW | 19 hr |
| Nov 16, 1:38 PM MST | High Wind Watch | RIW | 12 hr |
| Nov 17, 1:33 AM MST | High Wind Warning | RIW | 39 hr |
| Nov 17, 1:26 PM MST | High Wind Watch | RIW | 12 hr |
| Nov 17, 1:46 PM MST | Winter Weather Advisory | RIW | 22 hr |
| Nov 18, 12:48 PM MST | Winter Weather Advisory | RIW | 52 hr |
| Nov 23, 3:14 PM MST | Winter Storm Watch | RIW | 23 hr |
| Nov 23, 11:20 PM MST | Winter Weather Advisory | RIW | 66 hr |
| Nov 24, 2:21 PM MST | Winter Storm Warning | RIW | 51 hr |
| Dec 6, 10:46 AM MST | High Wind Watch | RIW | 15 hr |
| Dec 6, 5:33 PM MST | High Wind Warning | RIW | 35 hr |
| Dec 7, 10:23 AM MST | Winter Weather Advisory | RIW | 16 hr |
| Dec 8, 4:59 AM MST | High Wind Watch | RIW | 21 hr |
| Dec 8, 3:00 PM MST | High Wind Warning | RIW | 54 hr |
| Dec 9, 2:14 AM MST | Winter Weather Advisory | RIW | 22 hr |
| Dec 9, 2:31 PM MST | Winter Weather Advisory | RIW | 35 hr |
| Dec 12, 1:32 PM MST | Winter Weather Advisory | RIW | 3 days |
| Dec 13, 1:44 AM MST | Winter Storm Watch | RIW | 24 hr |
| Dec 14, 1:50 AM MST | Winter Storm Warning | RIW | 45 hr |
| Dec 16, 1:19 PM MST | Winter Weather Advisory | RIW | 8 hr |
| Dec 18, 3:13 PM MST | High Wind Warning | RIW | 26 hr |
| Dec 20, 12:38 AM MST | High Wind Watch | RIW | 21 hr |
| Dec 20, 1:41 AM MST | Winter Storm Watch | RIW | 21 hr |
| Dec 20, 10:04 PM MST | High Wind Warning | RIW | 37 hr |
| Dec 20, 10:14 PM MST | Winter Storm Warning | RIW | 39 hr |
| Dec 20, 10:14 PM MST | Winter Weather Advisory | RIW | 71 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 | 19 |
| Tornado Warning | 2 |
| Severe Thunderstorm Watch | 2 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 10 |
| Special Weather Statement | 72 |
| Flooding | |
| Areal Flood Warning | 1 |
| Flash Flood Warning | 2 |
| River Flood Warning | 4 |
| Flash Flood Watch | 14 |
| Areal Flood Advisory | 9 |
| Winter | |
| Winter Storm Warning | 10 |
| Winter Storm Watch | 10 |
| Winter Weather Advisory | 27 |
| Cold | |
| Freeze Warning | 2 |
| Wind and dust | |
| High Wind Warning | 17 |
| High Wind Watch | 15 |
| Fire | |
| Red Flag Warning | 19 |
| Fire Weather Watch | 13 |
| 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 archive20142016
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.