Alert archive / Wyoming / Johnson County
Weather alerts in Johnson County, Wyoming, 2015
189 weather alerts in 2015, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Johnson County and its neighbors
Each county as a circle sized by its count in 2015. Tap one for its archive.
- Alerts
- 189
- Warnings
- 53
- Watches
- 31
- Advisories
- 25
- Busiest month
- June79 alerts
- Busiest day
- June 4, 201516 alerts
Over time
By month
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, 1:37 AM MST | Winter Storm Warning | RIW | 41 hr |
| Jan 8, 12:14 PM MST | Winter Weather Advisory | RIW | 5 hr |
| Feb 2, 4:36 AM MST | Winter Weather Advisory | RIW | 59 hr |
| Feb 5, 1:39 PM MST | High Wind Warning | RIW | 55 hr |
| Feb 6, 1:41 PM MST | High Wind Watch | RIW | 8 hr |
| Feb 16, 8:18 PM MST | Winter Weather Advisory | RIW | 13 hr |
| Feb 19, 2:21 AM MST | Winter Storm Watch | RIW | 22 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, 1:28 PM MST | Winter Weather Advisory | RIW | 52 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, 2:27 PM MDT | High Wind 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 30, 3:42 AM MDT | Fire Weather Watch | BYZ | 9 hr |
| Mar 30, 12:30 PM MDT | Red Flag Warning | BYZ | 56 hr |
| Mar 30, 3:37 PM MDT | Red Flag Warning | RIW | 29 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 13, 9:12 PM MDT | Red Flag Warning | RIW | 25 hr |
| Apr 14, 5:04 AM MDT | Blizzard Watch | RIW | 10 hr |
| Apr 14, 5:04 AM MDT | Winter Storm Watch | RIW | 10 hr |
| Apr 14, 3:29 PM MDT | Winter Weather Advisory | RIW | 39 hr |
| Apr 23, 7:06 PM MDT | Special Weather Statement | RIW | 39 min |
| Apr 24, 7:43 PM MDT | Special Weather Statement | RIW | 47 min |
| Apr 24, 8:23 PM MDT | Special Weather Statement | RIW | 37 min |
| Apr 24, 8:42 PM MDT | Areal Flood Advisory | RIW | 3 hr |
| Apr 25, 2:17 AM MDT | Winter Weather Advisory | RIW | 46 hr |
| May 4, 1:08 PM MDT | Severe Thunderstorm Watch | SPC | 112 days |
| 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 16, 6:26 PM MDT | Special Weather Statement | RIW | 49 min |
| May 19, 2:36 AM MDT | Winter Weather Advisory | RIW | 24 hr |
| May 23, 1:38 PM MDT | Flash Flood Watch | RIW | 37 hr |
| May 23, 5:04 PM MDT | Special Weather Statement | RIW | 56 min |
| May 24, 2:12 PM MDT | Flash Flood Warning | RIW | 6 hr |
| May 24, 5:20 PM MDT | River Flood Warning | RIW | 41 hr |
| May 24, 6:06 PM MDT | Flash Flood Warning | RIW | 9 hr |
| May 24, 8:07 PM MDT | Areal Flood Warning | RIW | 24 hr |
| May 24, 10:13 PM MDT | Winter Weather Advisory | RIW | 11 hr |
| May 25, 3:02 AM MDT | Areal Flood Advisory | RIW | 9 hr |
| May 25, 1:27 PM MDT | Areal Flood Warning | RIW | 24 hr |
| May 26, 1:06 PM MDT | Flash Flood Watch | RIW | 9 hr |
| May 26, 1:12 PM MDT | Flash Flood Warning | RIW | 6 hr |
| May 26, 6:28 PM MDT | Areal Flood Warning | RIW | 12 hr |
| May 27, 5:36 PM MDT | Special Weather Statement | RIW | 39 min |
| May 27, 8:29 PM MDT | Special Weather Statement | RIW | 31 min |
| May 27, 8:45 PM MDT | Areal Flood Advisory | RIW | 6 hr |
| May 27, 9:21 PM MDT | Special Weather Statement | RIW | 54 min |
| May 28, 11:33 AM MDT | Special Weather Statement | RIW | 42 min |
| Jun 2, 5:08 PM MDT | Special Weather Statement | RIW | 37 min |
| Jun 2, 5:51 PM MDT | Severe Thunderstorm Warning | RIW | 39 min |
| Jun 2, 6:06 PM MDT | Tornado Warning | RIW | 24 min |
| Jun 2, 6:28 PM MDT | Severe Thunderstorm Warning | RIW | 32 min |
| 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, 2:13 PM MDT | Special Weather Statement | RIW | 47 min |
| Jun 3, 3:25 PM MDT | Special Weather Statement | RIW | 50 min |
| Jun 3, 4:14 PM MDT | Areal Flood Advisory | RIW | 3 hr |
| Jun 3, 5:38 PM MDT | Severe Thunderstorm Warning | RIW | 52 min |
| Jun 3, 5:55 PM MDT | Severe Thunderstorm Warning | RIW | 26 min |
| Jun 3, 6:26 PM MDT | Special Weather Statement | RIW | 49 min |
| Jun 3, 6:29 PM MDT | Severe Thunderstorm Warning | RIW | 46 min |
| Jun 3, 6:41 PM MDT | Severe Thunderstorm Warning | RIW | 49 min |
| Jun 3, 7:10 PM MDT | Flash Flood Warning | RIW | 3 hr |
| Jun 3, 7:12 PM MDT | Severe Thunderstorm Warning | RIW | 63 min |
| Jun 3, 7:41 PM MDT | Flash Flood Warning | RIW | 3 hr |
| Jun 3, 7:45 PM MDT | Special Weather Statement | RIW | 45 min |
| Jun 3, 7:49 PM MDT | Mesoscale Discussion | SPC | 56 min |
| Jun 3, 8:05 PM MDT | Special Weather Statement | RIW | 40 min |
| Jun 3, 10:20 PM MDT | Severe Thunderstorm Warning | RIW | 40 min |
| Jun 3, 10:22 PM MDT | Areal Flood Warning | RIW | 12 hr |
| Jun 3, 10:34 PM MDT | Areal Flood Advisory | RIW | 3 hr |
| Jun 3, 10:53 PM MDT | Flash Flood Warning | RIW | 5 hr |
| Jun 4, 2:47 AM MDT | Flash Flood Watch | RIW | 21 hr |
| Jun 4, 10:53 AM MDT | Areal Flood Warning | RIW | 24 hr |
| Jun 4, 12:34 PM MDT | Flash Flood Watch | RIW | 35 hr |
| Jun 5, 4:08 PM MDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 5, 5:34 PM MDT | Areal Flood Advisory | RIW | 3 hr |
| Jun 5, 8:26 PM MDT | Areal Flood Warning | RIW | 12 hr |
| Jun 6, 2:50 AM MDT | Flash Flood Watch | RIW | 16 hr |
| Jun 6, 1:35 PM MDT | Special Weather Statement | RIW | 40 min |
| Jun 6, 2:23 PM MDT | Special Weather Statement | RIW | 37 min |
| Jun 9, 2:40 PM MDT | Flash Flood Watch | RIW | 45 hr |
| Jun 9, 6:22 PM MDT | Special Weather Statement | RIW | 38 min |
| Jun 10, 1:10 PM MDT | Special Weather Statement | RIW | 50 min |
| Jun 10, 2:03 PM MDT | Areal Flood Advisory | RIW | 3 hr |
| Jun 10, 2:32 PM MDT | Mesoscale Discussion | SPC | 88 min |
| Jun 10, 7:50 PM MDT | Special Weather Statement | RIW | 25 min |
| Jun 10, 8:10 PM MDT | Areal Flood Advisory | RIW | 4 hr |
| Jun 11, 3:36 AM MDT | Areal Flood Advisory | RIW | 9 hr |
| Jun 13, 11:01 PM MDT | Special Weather Statement | RIW | 44 min |
| Jun 13, 11:43 PM MDT | Severe Thunderstorm Warning | RIW | 32 min |
| Jun 14, 3:03 PM MDT | Flash Flood Watch | RIW | 57 hr |
| 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, 6:49 PM MDT | Special Weather Statement | RIW | 26 min |
| Jun 15, 7:16 PM MDT | Special Weather Statement | RIW | 29 min |
| Jun 15, 7:29 PM MDT | Mesoscale Discussion | SPC | 91 min |
| Jun 15, 8:06 PM MDT | Special Weather Statement | RIW | 39 min |
| Jun 15, 9:03 PM MDT | Areal Flood Advisory | RIW | 3 hr |
| Jun 16, 12:46 AM MDT | Special Weather Statement | RIW | 44 min |
| Jun 16, 1:29 AM MDT | Special Weather Statement | RIW | 46 min |
| Jun 16, 2:43 PM MDT | Special Weather Statement | RIW | 47 min |
| Jun 16, 3:46 PM MDT | Special Weather Statement | RIW | 29 min |
| Jun 17, 2:32 PM MDT | Mesoscale Discussion | SPC | 118 min |
| Jun 17, 7:30 PM MDT | Special Weather Statement | RIW | 45 min |
| Jun 17, 7:41 PM MDT | Special Weather Statement | RIW | 49 min |
| Jun 18, 11:10 PM MDT | Special Weather Statement | RIW | 50 min |
| Jun 19, 2:51 PM MDT | Tornado Watch | SPC | 7 hr |
| Jun 19, 8:03 PM MDT | Special Weather Statement | RIW | 42 min |
| Jun 20, 2:50 PM MDT | Mesoscale Discussion | SPC | 115 min |
| Jun 23, 9:52 PM MDT | Special Weather Statement | RIW | 38 min |
| Jun 23, 10:06 PM MDT | Severe Thunderstorm Warning | RIW | 54 min |
| Jun 23, 10:23 PM MDT | Tornado Warning | RIW | 52 min |
| Jun 25, 12:44 AM MDT | Special Weather Statement | RIW | 76 min |
| Jun 25, 1:14 AM MDT | Severe Thunderstorm Warning | RIW | 31 min |
| Jun 25, 4:54 AM MDT | Severe Thunderstorm Warning | RIW | 36 min |
| Jun 25, 6:15 AM MDT | Special Weather Statement | RIW | 60 min |
| Jun 25, 6:46 AM MDT | Mesoscale Discussion | SPC | 89 min |
| Jun 25, 6:47 AM MDT | Special Weather Statement | RIW | 28 min |
| Jun 25, 7:00 AM MDT | Special Weather Statement | RIW | 60 min |
| Jun 25, 8:13 AM MDT | Special Weather Statement | RIW | 47 min |
| Jun 25, 9:47 AM MDT | Special Weather Statement | RIW | 43 min |
| Jun 25, 2:09 PM MDT | Special Weather Statement | RIW | 51 min |
| Jun 25, 4:05 PM MDT | Special Weather Statement | RIW | 40 min |
| Jun 28, 12:10 PM MDT | Special Weather Statement | RIW | 50 min |
| Jun 28, 5:16 PM MDT | Mesoscale Discussion | SPC | 119 min |
| Jun 28, 5:51 PM MDT | Special Weather Statement | RIW | 39 min |
| Jul 1, 8:51 PM MDT | Special Weather Statement | RIW | 39 min |
| Jul 1, 9:09 PM MDT | Special Weather Statement | RIW | 51 min |
| Jul 1, 9:38 PM MDT | Special Weather Statement | RIW | 37 min |
| Jul 1, 10:34 PM MDT | Special Weather Statement | RIW | 41 min |
| Jul 3, 4:23 PM MDT | Special Weather Statement | RIW | 37 min |
| Jul 3, 5:15 PM MDT | Special Weather Statement | RIW | 45 min |
| Jul 3, 5:24 PM MDT | Severe Thunderstorm Warning | RIW | 51 min |
| Jul 7, 12:15 PM MDT | Special Weather Statement | RIW | 45 min |
| Jul 9, 4:59 PM MDT | Special Weather Statement | RIW | 46 min |
| Jul 14, 6:13 PM MDT | Special Weather Statement | RIW | 47 min |
| Jul 14, 6:51 PM MDT | Special Weather Statement | RIW | 39 min |
| Jul 14, 7:26 PM MDT | Special Weather Statement | RIW | 34 min |
| Jul 15, 12:57 PM MDT | Special Weather Statement | RIW | 48 min |
| Jul 15, 1:27 PM MDT | Special Weather Statement | RIW | 48 min |
| Jul 15, 1:59 PM MDT | Special Weather Statement | RIW | 46 min |
| Jul 15, 2:57 PM MDT | Special Weather Statement | RIW | 48 min |
| Jul 15, 4:45 PM MDT | Special Weather Statement | RIW | 45 min |
| Jul 15, 5:59 PM MDT | Special Weather Statement | RIW | 31 min |
| Jul 24, 11:55 PM MDT | Special Weather Statement | RIW | 50 min |
| Jul 25, 11:28 PM MDT | Red Flag Warning | RIW | 47 hr |
| Jul 27, 1:44 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 27, 3:29 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 3, 5:11 PM MDT | Special Weather Statement | RIW | 64 min |
| Aug 6, 12:17 AM MDT | Special Weather Statement | RIW | 13 min |
| Aug 12, 2:45 PM MDT | Special Weather Statement | RIW | 45 min |
| Aug 12, 3:01 PM MDT | Special Weather Statement | RIW | 44 min |
| Aug 17, 1:10 PM MDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 17, 2:47 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 17, 6:01 PM MDT | Special Weather Statement | RIW | 44 min |
| Aug 17, 6:16 PM MDT | Mesoscale Discussion | SPC | 89 min |
| Aug 17, 6:17 PM MDT | Severe Thunderstorm Warning | RIW | 43 min |
| Aug 17, 6:57 PM MDT | Severe Thunderstorm Warning | RIW | 48 min |
| Aug 19, 1:27 AM MDT | Fire Weather Watch | RIW | 22 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 28, 11:58 AM MDT | Red Flag Warning | RIW | 63 hr |
| Aug 30, 9:25 AM MDT | Red Flag Warning | RIW | 18 hr |
| Aug 30, 2:20 PM MDT | Special Weather Statement | RIW | 25 min |
| Aug 31, 3:11 PM MDT | Red Flag Warning | RIW | 54 hr |
| 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 12, 12:38 AM MDT | Fire Weather Watch | RIW | 24 hr |
| Sep 13, 1:04 AM MDT | Red Flag Warning | RIW | 44 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 |
| Oct 23, 1:53 PM MDT | Freeze Warning | RIW | 20 hr |
| Nov 15, 1:36 PM MST | High Wind Watch | RIW | 12 hr |
| Nov 16, 1:48 AM MST | High Wind Warning | RIW | 18 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 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 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 |
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 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. Rebuilt daily.