Alert archive / Wyoming / Johnson County
Weather alerts in Johnson County, Wyoming, 2004
18 weather alerts in 2004, 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 2004. Tap one for its archive.
- Alerts
- 18
- Warnings
- 8
- Watches
- 2
- Advisories
- 0
- Busiest month
- May11 alerts
- Busiest day
- May 10, 20043 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 |
|---|---|---|---|
| Feb 28, 12:55 PM MST | Mesoscale Discussion | SPC | 5 hr |
| May 10, 1:04 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| May 10, 2:35 PM MDT | Severe Thunderstorm Watch | SPC | 5 hr |
| May 10, 4:43 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| May 10, 7:35 PM MDT | Severe Thunderstorm Warning | RIW | 25 min |
| May 10, 7:39 PM MDT | Severe Thunderstorm Warning | RIW | 21 min |
| May 18, 1:17 PM MDT | Mesoscale Discussion | SPC | 118 min |
| May 20, 4:34 PM MDT | Mesoscale Discussion | SPC | 116 min |
| May 21, 1:46 PM MDT | Severe Thunderstorm Warning | RIW | 44 min |
| May 21, 1:48 PM MDT | Severe Thunderstorm Warning | RIW | 42 min |
| May 21, 2:10 PM MDT | Severe Thunderstorm Warning | RIW | 50 min |
| May 22, 12:20 PM MDT | Severe Thunderstorm Warning | RIW | 55 min |
| Jun 20, 2:19 PM MDT | Mesoscale Discussion | SPC | 116 min |
| Jul 13, 3:50 PM MDT | Mesoscale Discussion | SPC | 115 min |
| Jul 23, 2:55 PM MDT | Flash Flood Warning | RIW | 3 hr |
| Aug 3, 6:25 PM MDT | Severe Thunderstorm Warning | RIW | 50 min |
| Aug 6, 2:30 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 6, 4:54 PM MDT | Mesoscale Discussion | SPC | 66 min |
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 | 2 |
| Mesoscale Discussion | 8 |
| Flooding | |
| Flash Flood Warning | 1 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20032005
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.