Alert archive / South Dakota / Custer County / 2018
Weather alerts in Custer County, South Dakota, May 2018
36 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
- 36
- Warnings
- 12
- Watches
- 6
- Advisories
- 2
- Busiest day
- May 17, 20188 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 | Lasted |
|---|---|---|---|
| May 7, 2:49 PM MDT | Mesoscale Discussion | SPC | 116 min |
| May 11, 3:35 PM MDT | Dense Fog Advisory | UNR | 22 hr |
| May 14, 12:49 PM MDT | Special Weather Statement | UNR | 41 min |
| May 14, 2:07 PM MDT | Special Weather Statement | UNR | 38 min |
| May 14, 2:43 PM MDT | Special Weather Statement | UNR | 47 min |
| May 14, 3:38 PM MDT | Special Weather Statement | UNR | 52 min |
| May 14, 3:54 PM MDT | Severe Thunderstorm Warning | UNR | 66 min |
| May 17, 12:58 PM MDT | Mesoscale Discussion | SPC | 92 min |
| May 17, 1:23 PM MDT | Severe Thunderstorm Watch | SPC | 10 hr |
| May 17, 2:40 PM MDT | Severe Thunderstorm Warning | UNR | 65 min |
| May 17, 3:06 PM MDT | Flash Flood Warning | UNR | 5 hr |
| May 17, 3:38 PM MDT | Severe Thunderstorm Warning | UNR | 67 min |
| May 17, 4:32 PM MDT | Severe Thunderstorm Warning | UNR | 58 min |
| May 17, 4:54 PM MDT | Mesoscale Discussion | SPC | 66 min |
| May 17, 5:24 PM MDT | Severe Thunderstorm Warning | UNR | 51 min |
| May 17, 7:56 PM MDT | Flash Flood Warning | UNR | 102 min |
| May 18, 1:50 PM MDT | Mesoscale Discussion | SPC | 115 min |
| May 18, 5:04 PM MDT | Mesoscale Discussion | SPC | 86 min |
| May 18, 9:16 PM MDT | Areal Flood Advisory | UNR | 3 hr |
| May 22, 4:56 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| May 22, 5:52 PM MDT | Severe Thunderstorm Warning | UNR | 53 min |
| May 22, 6:15 PM MDT | Severe Thunderstorm Warning | UNR | 30 min |
| May 23, 1:31 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 23, 5:07 PM MDT | Mesoscale Discussion | SPC | 83 min |
| May 25, 2:21 PM MDT | Severe Thunderstorm Warning | UNR | 30 min |
| May 27, 3:44 AM MDT | Flash Flood Watch | UNR | 23 hr |
| May 27, 5:06 PM MDT | Mesoscale Discussion | SPC | 84 min |
| May 27, 5:27 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 27, 7:31 PM MDT | Mesoscale Discussion | SPC | 119 min |
| May 27, 8:19 PM MDT | Severe Thunderstorm Warning | UNR | 56 min |
| May 27, 9:11 PM MDT | Severe Thunderstorm Warning | UNR | 64 min |
| May 27, 10:14 PM MDT | Mesoscale Discussion | SPC | 91 min |
| May 28, 3:34 AM MDT | Flash Flood Watch | UNR | 24 hr |
| May 28, 10:43 PM MDT | Special Weather Statement | UNR | 32 min |
| May 29, 3:04 AM MDT | Flash Flood Watch | UNR | 21 hr |
| May 31, 3:55 PM MDT | Mesoscale Discussion | SPC | 2 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 | 10 |
| Severe Thunderstorm Watch | 3 |
| Mesoscale Discussion | 11 |
| Special Weather Statement | 5 |
| Flooding | |
| Flash Flood Warning | 2 |
| Flash Flood Watch | 3 |
| Areal Flood Advisory | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 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.