Alert archive / Wyoming / 1999
Weather alerts in Wyoming, August 1999
21 weather alerts in August 1999, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in August 1999. Tap one for its archive.
- Alerts
- 21
- Warnings
- 19
- Watches
- 2
- Advisories
- 0
- Busiest day
- August 11, 19997 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
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 | Counties | Lasted |
|---|---|---|---|---|
| Aug 6, 6:15 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 35 min |
| Aug 10, 6:24 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 31 min |
| Aug 10, 6:39 PM MDT | Severe Thunderstorm Warning | CYS | Platte | 46 min |
| Aug 11, 1:46 PM MDT | Severe Thunderstorm Warning | SLC | Uinta | 59 min |
| Aug 11, 2:15 PM MDT | Severe Thunderstorm Watch | SPC | Lincoln, Sublette, Sweetwater, Uinta | 5 hr |
| Aug 11, 3:35 PM MDT | Tornado Warning | RIW | Hot Springs | 30 min |
| Aug 11, 4:05 PM MDT | Tornado Warning | RIW | Washakie | 50 min |
| Aug 11, 5:49 PM MDT | Severe Thunderstorm Warning | RIW | Johnson | 31 min |
| Aug 11, 7:15 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 50 min |
| Aug 11, 8:05 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 50 min |
| Aug 11, 8:19 PM MDT | Tornado Warning | UNR | Campbell | 36 min |
| Aug 11, 8:32 PM MDT | Tornado Warning | UNR | Crook | 48 min |
| Aug 11, 9:16 PM MDT | Tornado Warning | UNR | Crook | 64 min |
| Aug 13, 9:10 PM MDT | Severe Thunderstorm Warning | BYZ | Sheridan | 60 min |
| Aug 13, 9:50 PM MDT | Severe Thunderstorm Warning | UNR | Campbell | 45 min |
| Aug 15, 11:15 AM MDT | Tornado Watch | SPC | Crook, Sheridan | 6 hr |
| Aug 28, 2:21 PM MDT | Severe Thunderstorm Warning | RIW | Hot Springs | 49 min |
| Aug 28, 3:13 PM MDT | Severe Thunderstorm Warning | RIW | Hot Springs | 42 min |
| Aug 28, 3:59 PM MDT | Severe Thunderstorm Warning | RIW | Washakie | 31 min |
| Aug 28, 8:40 PM MDT | Severe Thunderstorm Warning | UNR | Crook | 45 min |
| Aug 29, 3:34 PM MDT | Severe Thunderstorm Warning | UNR | Weston | 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 | 14 |
| Tornado Warning | 5 |
| Severe Thunderstorm Watch | 1 |
| Tornado Watch | 1 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
Nearby
Alerts in force nowTornadoes on recordThe radar archive19982000
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.