Alert archive / Wyoming / Johnson County
Weather alerts in Johnson County, Wyoming, 2011
121 weather alerts in 2011, 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 2011. Tap one for its archive.
- Alerts
- 121
- Warnings
- 33
- Watches
- 19
- Advisories
- 23
- Busiest month
- May22 alerts
- Busiest day
- July 12, 20118 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 7, 2:33 PM MST | Winter Storm Watch | RIW | 12 hr |
| Jan 8, 2:56 AM MST | Winter Weather Advisory | RIW | 38 hr |
| Jan 21, 2:23 PM MST | Winter Weather Advisory | RIW | 27 hr |
| Jan 30, 2:41 AM MST | Dense Fog Advisory | RIW | 6 hr |
| Jan 30, 3:10 PM MST | Winter Weather Advisory | RIW | 23 hr |
| Jan 31, 2:59 AM MST | Wind Chill Warning | RIW | 33 hr |
| Feb 4, 1:57 PM MST | Winter Weather Advisory | RIW | 28 hr |
| Feb 6, 3:28 PM MST | Winter Weather Advisory | RIW | 50 hr |
| Feb 18, 2:03 PM MST | Winter Storm Watch | RIW | 21 hr |
| Feb 19, 3:01 AM MST | Winter Weather Advisory | RIW | 33 hr |
| Feb 19, 10:47 AM MST | Winter Storm Warning | RIW | 25 hr |
| Feb 19, 4:58 PM MST | Mesoscale Discussion | SPC | 4 hr |
| Mar 6, 7:53 AM MST | Winter Weather Advisory | RIW | 18 hr |
| Mar 25, 2:07 PM MDT | Winter Weather Advisory | RIW | 12 hr |
| Mar 30, 3:38 AM MDT | Winter Storm Warning | RIW | 44 hr |
| Mar 30, 3:51 AM MDT | High Wind Warning | RIW | 42 hr |
| Mar 30, 6:32 AM MDT | Winter Storm Watch | RIW | 7 hr |
| Apr 7, 8:35 AM MDT | Winter Storm Warning | RIW | 36 hr |
| Apr 7, 8:35 AM MDT | Winter Weather Advisory | RIW | 57 hr |
| Apr 30, 3:56 AM MDT | High Wind Warning | RIW | 14 hr |
| May 8, 7:56 PM MDT | Special Weather Statement | RIW | 49 min |
| May 8, 8:05 PM MDT | Special Weather Statement | RIW | 40 min |
| May 9, 1:16 PM MDT | Winter Weather Advisory | RIW | 32 hr |
| May 9, 1:17 PM MDT | Mesoscale Discussion | SPC | 58 min |
| May 17, 6:12 PM MDT | Special Weather Statement | RIW | 63 min |
| May 18, 3:26 AM MDT | Winter Storm Watch | RIW | 19 hr |
| May 18, 3:00 PM MDT | Winter Storm Warning | RIW | 4 days |
| May 18, 9:24 PM MDT | Flood Watch | RIW | 26 hr |
| May 22, 9:07 AM MDT | Areal Flood Advisory | RIW | 6 hr |
| May 22, 11:34 AM MDT | Flash Flood Warning | RIW | 6 hr |
| May 22, 2:22 PM MDT | Flash Flood Watch | RIW | 64 hr |
| May 22, 2:37 PM MDT | Areal Flood Advisory | RIW | 18 hr |
| May 22, 3:13 PM MDT | Areal Flood Warning | RIW | 13 hr |
| May 23, 11:47 AM MDT | Areal Flood Advisory | RIW | 6 hr |
| May 23, 5:46 PM MDT | River Flood Warning | RIW | 8 hr |
| May 24, 5:01 PM MDT | Special Weather Statement | RIW | 59 min |
| May 25, 1:38 AM MDT | Areal Flood Advisory | RIW | 28 hr |
| May 25, 3:05 PM MDT | Areal Flood Advisory | RIW | 21 hr |
| May 28, 3:12 AM MDT | Flood Watch | RIW | 64 hr |
| May 28, 12:15 PM MDT | Winter Weather Advisory | RIW | 60 hr |
| May 30, 1:01 PM MDT | Special Weather Statement | RIW | 44 min |
| May 31, 12:47 PM MDT | Flood Watch | RIW | 67 hr |
| Jun 5, 9:29 AM MDT | Flood Watch | RIW | 48 hr |
| Jun 6, 9:50 PM MDT | High Wind Warning | RIW | 11 hr |
| Jun 8, 3:32 AM MDT | Flash Flood Watch | RIW | 26 hr |
| Jun 9, 12:19 AM MDT | Special Weather Statement | RIW | 26 min |
| Jun 9, 7:40 PM MDT | Special Weather Statement | RIW | 50 min |
| Jun 9, 9:00 PM MDT | Special Weather Statement | RIW | 45 min |
| Jun 12, 1:58 PM MDT | Special Weather Statement | RIW | 62 min |
| Jun 12, 4:16 PM MDT | Special Weather Statement | RIW | 44 min |
| Jun 12, 4:57 PM MDT | Special Weather Statement | RIW | 33 min |
| Jun 13, 4:13 PM MDT | Special Weather Statement | RIW | 47 min |
| Jun 16, 3:01 AM MDT | Flash Flood Watch | RIW | 24 hr |
| Jun 18, 1:52 PM MDT | Flood Watch | RIW | 23 hr |
| Jun 24, 10:59 AM MDT | Flood Watch | RIW | 9 hr |
| Jun 24, 1:25 PM MDT | Mesoscale Discussion | SPC | 65 min |
| Jun 24, 1:52 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 24, 3:14 PM MDT | Severe Thunderstorm Warning | RIW | 61 min |
| Jun 26, 2:47 PM MDT | Special Weather Statement | RIW | 43 min |
| Jun 26, 3:36 PM MDT | Severe Thunderstorm Warning | RIW | 28 min |
| Jun 26, 3:53 PM MDT | Special Weather Statement | RIW | 52 min |
| Jun 30, 2:27 PM MDT | Special Weather Statement | RIW | 48 min |
| Jun 30, 3:26 PM MDT | Special Weather Statement | RIW | 49 min |
| Jun 30, 4:11 PM MDT | Special Weather Statement | RIW | 49 min |
| Jul 1, 7:01 AM MDT | Special Weather Statement | RIW | 44 min |
| Jul 1, 7:53 AM MDT | Special Weather Statement | RIW | 52 min |
| Jul 3, 6:29 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 6, 2:19 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 6, 3:52 PM MDT | Special Weather Statement | RIW | 38 min |
| Jul 8, 7:24 PM MDT | Special Weather Statement | RIW | 51 min |
| Jul 11, 6:54 PM MDT | Severe Thunderstorm Warning | RIW | 51 min |
| Jul 12, 11:56 AM MDT | Special Weather Statement | RIW | 49 min |
| Jul 12, 1:40 PM MDT | Areal Flood Advisory | RIW | 60 min |
| Jul 12, 2:09 PM MDT | Flash Flood Warning | RIW | 3 hr |
| Jul 12, 2:26 PM MDT | Flash Flood Warning | RIW | 3 hr |
| Jul 12, 2:32 PM MDT | Severe Thunderstorm Warning | RIW | 58 min |
| Jul 12, 4:59 PM MDT | Flash Flood Warning | RIW | 7 hr |
| Jul 12, 5:12 PM MDT | Flash Flood Warning | RIW | 6 hr |
| Jul 13, 4:48 PM MDT | Special Weather Statement | RIW | 42 min |
| Jul 13, 5:33 PM MDT | Severe Thunderstorm Warning | RIW | 57 min |
| Jul 19, 10:38 PM MDT | Special Weather Statement | RIW | 67 min |
| Jul 27, 2:19 PM MDT | Special Weather Statement | RIW | 26 min |
| Jul 27, 3:28 PM MDT | Special Weather Statement | RIW | 17 min |
| Jul 27, 7:30 PM MDT | Special Weather Statement | RIW | 45 min |
| Aug 5, 12:05 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 5, 3:11 PM MDT | Special Weather Statement | RIW | 49 min |
| Aug 5, 3:52 PM MDT | Special Weather Statement | RIW | 23 min |
| Aug 5, 4:12 PM MDT | Special Weather Statement | RIW | 48 min |
| Aug 8, 2:36 PM MDT | Special Weather Statement | RIW | 24 min |
| Aug 8, 3:08 PM MDT | Severe Thunderstorm Warning | RIW | 22 min |
| Aug 9, 3:55 PM MDT | Special Weather Statement | RIW | 35 min |
| Aug 9, 4:20 PM MDT | Special Weather Statement | RIW | 40 min |
| Aug 9, 4:29 PM MDT | Severe Thunderstorm Warning | RIW | 46 min |
| Aug 11, 7:01 PM MDT | Special Weather Statement | RIW | 29 min |
| Aug 22, 3:30 PM MDT | Fire Weather Watch | RIW | 7 hr |
| Aug 22, 10:53 PM MDT | Red Flag Warning | RIW | 21 hr |
| Aug 26, 5:04 PM MDT | Special Weather Statement | RIW | 41 min |
| Aug 26, 5:43 PM MDT | Special Weather Statement | RIW | 47 min |
| Aug 29, 1:52 PM MDT | Mesoscale Discussion | SPC | 83 min |
| Aug 29, 5:54 PM MDT | Special Weather Statement | RIW | 36 min |
| Aug 29, 6:13 PM MDT | Special Weather Statement | RIW | 47 min |
| Aug 29, 7:36 PM MDT | Special Weather Statement | RIW | 39 min |
| Aug 30, 2:25 AM MDT | Red Flag Warning | RIW | 18 hr |
| Aug 30, 2:47 PM MDT | Fire Weather Watch | RIW | 12 hr |
| Aug 30, 3:26 PM MDT | Red Flag Warning | BYZ | 30 hr |
| Aug 31, 2:20 AM MDT | Red Flag Warning | RIW | 18 hr |
| Sep 19, 6:48 PM MDT | High Wind Warning | RIW | 7 hr |
| Sep 20, 8:51 PM MDT | Freeze Warning | RIW | 12 hr |
| Sep 29, 3:05 PM MDT | Fire Weather Watch | BYZ | 14 hr |
| Sep 30, 4:04 AM MDT | Red Flag Warning | BYZ | 41 hr |
| Oct 6, 3:01 PM MDT | Winter Storm Warning | RIW | 21 hr |
| Oct 17, 2:16 PM MDT | Freeze Warning | RIW | 19 hr |
| Oct 31, 3:11 PM MDT | Winter Weather Advisory | RIW | 33 hr |
| Nov 4, 10:19 PM MDT | Winter Weather Advisory | RIW | 25 hr |
| Nov 17, 10:48 AM MST | Winter Storm Watch | RIW | 17 hr |
| Nov 17, 10:48 AM MST | Winter Storm Warning | RIW | 40 hr |
| Nov 29, 3:22 AM MST | Winter Storm Watch | RIW | 36 hr |
| Nov 30, 3:00 AM MST | Winter Weather Advisory | RIW | 29 hr |
| Dec 20, 9:25 PM MST | Winter Weather Advisory | RIW | 32 hr |
| Dec 29, 8:45 PM MST | High Wind Warning | RIW | 39 hr |
| Dec 31, 5:10 AM MST | Winter Weather Advisory | RIW | 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 | 7 |
| Severe Thunderstorm Watch | 1 |
| Mesoscale Discussion | 7 |
| Special Weather Statement | 39 |
| Flooding | |
| Areal Flood Warning | 1 |
| Flash Flood Warning | 5 |
| River Flood Warning | 1 |
| Flash Flood Watch | 3 |
| Flood Watch | 6 |
| Areal Flood Advisory | 6 |
| Winter | |
| Winter Storm Warning | 6 |
| Winter Storm Watch | 6 |
| Winter Weather Advisory | 16 |
| Cold | |
| Freeze Warning | 2 |
| Wind Chill Warning | 1 |
| Wind and dust | |
| High Wind Warning | 5 |
| Fire | |
| Red Flag Warning | 5 |
| Fire Weather Watch | 3 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20102012
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.