Alert archive / North Dakota / Sioux County / 2018
Weather alerts in Sioux County, North Dakota, May 2018
11 weather alerts in May 2018, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 11
- Warnings
- 4
- Watches
- 2
- Advisories
- 0
- Busiest day
- May 22, 20185 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 |
|---|---|---|---|
| May 4, 4:01 AM CDT | Red Flag Warning | BIS | 15 hr |
| May 17, 3:26 PM CDT | Severe Thunderstorm Warning | BIS | 64 min |
| May 17, 4:03 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 17, 5:27 PM CDT | Severe Thunderstorm Warning | BIS | 36 min |
| May 17, 5:54 PM CDT | Mesoscale Discussion | SPC | 66 min |
| May 22, 5:16 PM CDT | Special Weather Statement | BIS | 29 min |
| May 22, 5:47 PM CDT | Severe Thunderstorm Warning | BIS | 58 min |
| May 22, 5:56 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 22, 5:59 PM CDT | Special Weather Statement | BIS | 31 min |
| May 22, 6:11 PM CDT | Special Weather Statement | BIS | 34 min |
| May 31, 3:17 PM CDT | Severe Thunderstorm Watch | SPC | 7 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 | 3 |
| Severe Thunderstorm Watch | 2 |
| Mesoscale Discussion | 2 |
| Special Weather Statement | 3 |
| Fire | |
| Red Flag Warning | 1 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20172019
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.