Alert archive / Iowa / Lyon County / 2004
Weather alerts in Lyon County, Iowa, August 2004
22 weather alerts in August 2004, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 22
- Warnings
- 6
- Watches
- 4
- Advisories
- 0
- Busiest day
- August 1, 20048 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 31, 7:59 PM CDT | Tornado Warning | FSD | 31 min |
| Jul 31, 8:01 PM CDT | Tornado Warning | FSD | 29 min |
| Jul 31, 8:19 PM CDT | Mesoscale Discussion | SPC | 56 min |
| Jul 31, 8:30 PM CDT | Tornado Warning | FSD | 30 min |
| Jul 31, 8:58 PM CDT | Severe Thunderstorm Warning | FSD | 32 min |
| Jul 31, 9:45 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 31, 9:48 PM CDT | Severe Thunderstorm Warning | FSD | 27 min |
| Aug 1, 1:48 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Aug 2, 12:20 AM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Aug 2, 3:02 AM CDT | Mesoscale Discussion | SPC | 58 min |
| Aug 3, 2:02 AM CDT | Mesoscale Discussion | SPC | 118 min |
| Aug 3, 7:21 AM CDT | Mesoscale Discussion | SPC | 54 min |
| Aug 3, 10:48 AM CDT | Mesoscale Discussion | SPC | 87 min |
| Aug 3, 11:05 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 3, 12:25 PM CDT | Severe Thunderstorm Warning | FSD | 50 min |
| Aug 15, 5:01 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Aug 15, 7:14 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 16, 4:03 PM CDT | Mesoscale Discussion | SPC | 57 min |
| Aug 16, 5:30 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 23, 2:58 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 23, 5:30 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 25, 1:31 PM CDT | Mesoscale Discussion | SPC | 119 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 | 3 |
| Tornado Warning | 3 |
| Severe Thunderstorm Watch | 4 |
| Mesoscale Discussion | 12 |
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. Warning verification from the Mesonet's Cow. Rebuilt daily.