Alert archive / South Dakota / Pennington County
Weather alerts in Pennington County, South Dakota, 1998
53 weather alerts in 1998, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Pennington County and its neighbors
Each county as a circle sized by its count in 1998. Tap one for its archive.
- Alerts
- 53
- Warnings
- 45
- Watches
- 8
- Advisories
- 0
- Busiest month
- July18 alerts
- Busiest day
- May 25, 19984 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 |
|---|---|---|---|
| May 13, 7:08 PM MDT | Severe Thunderstorm Warning | UNR | 47 min |
| May 20, 4:30 PM MDT | Tornado Watch | SPC | 7 hr |
| May 20, 4:40 PM MDT | Severe Thunderstorm Warning | UNR | 35 min |
| May 20, 5:23 PM MDT | Severe Thunderstorm Warning | UNR | 47 min |
| May 20, 6:13 PM MDT | Severe Thunderstorm Warning | UNR | 32 min |
| May 25, 2:59 PM MDT | Severe Thunderstorm Warning | UNR | 46 min |
| May 25, 3:43 PM MDT | Severe Thunderstorm Warning | UNR | 37 min |
| May 25, 3:43 PM MDT | Severe Thunderstorm Warning | UNR | 32 min |
| May 25, 4:19 PM MDT | Severe Thunderstorm Warning | UNR | 31 min |
| May 29, 9:15 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 30, 3:00 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 30, 3:56 PM MDT | Severe Thunderstorm Warning | UNR | 34 min |
| Jun 19, 5:06 PM MDT | Severe Thunderstorm Warning | UNR | 44 min |
| Jun 19, 5:59 PM MDT | Flash Flood Warning | UNR | 6 hr |
| Jun 19, 6:30 PM MDT | Severe Thunderstorm Warning | UNR | 50 min |
| Jun 22, 7:45 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 23, 7:51 PM MDT | Tornado Warning | UNR | 34 min |
| Jun 23, 8:24 PM MDT | Tornado Warning | UNR | 31 min |
| Jun 23, 8:59 PM MDT | Tornado Warning | UNR | 46 min |
| Jun 24, 3:30 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 24, 6:20 PM MDT | Severe Thunderstorm Warning | UNR | 50 min |
| Jun 24, 6:30 PM MDT | Severe Thunderstorm Warning | UNR | 45 min |
| Jul 1, 3:14 PM MDT | Severe Thunderstorm Warning | UNR | 46 min |
| Jul 1, 3:44 PM MDT | Severe Thunderstorm Warning | UNR | 46 min |
| Jul 3, 12:00 AM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 6, 5:46 PM MDT | Severe Thunderstorm Warning | UNR | 49 min |
| Jul 8, 12:05 PM MDT | Severe Thunderstorm Warning | UNR | 45 min |
| Jul 8, 1:07 PM MDT | Severe Thunderstorm Warning | UNR | 48 min |
| Jul 8, 2:54 PM MDT | Severe Thunderstorm Warning | UNR | 46 min |
| Jul 11, 5:56 PM MDT | Severe Thunderstorm Warning | UNR | 49 min |
| Jul 14, 3:19 PM MDT | Severe Thunderstorm Warning | UNR | 51 min |
| Jul 14, 4:35 PM MDT | Severe Thunderstorm Warning | UNR | 45 min |
| Jul 14, 6:39 PM MDT | Severe Thunderstorm Warning | UNR | 61 min |
| Jul 15, 11:04 AM MDT | Severe Thunderstorm Warning | UNR | 46 min |
| Jul 15, 3:31 PM MDT | Severe Thunderstorm Warning | UNR | 44 min |
| Jul 15, 4:16 PM MDT | Severe Thunderstorm Warning | UNR | 49 min |
| Jul 15, 6:38 PM MDT | Severe Thunderstorm Warning | UNR | 47 min |
| Jul 17, 3:05 PM MDT | Severe Thunderstorm Warning | UNR | 30 min |
| Jul 17, 3:29 PM MDT | Severe Thunderstorm Warning | UNR | 36 min |
| Jul 18, 6:12 PM MDT | Severe Thunderstorm Warning | UNR | 48 min |
| Aug 1, 3:15 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 10, 6:43 PM MDT | Severe Thunderstorm Warning | UNR | 32 min |
| Aug 17, 8:15 PM MDT | Severe Thunderstorm Warning | UNR | 50 min |
| Aug 17, 8:57 PM MDT | Severe Thunderstorm Warning | UNR | 48 min |
| Aug 18, 2:26 AM MDT | Severe Thunderstorm Warning | UNR | 34 min |
| Aug 19, 2:39 PM MDT | Severe Thunderstorm Warning | UNR | 36 min |
| Aug 20, 7:20 PM MDT | Severe Thunderstorm Warning | UNR | 35 min |
| Aug 21, 8:58 PM MDT | Severe Thunderstorm Warning | UNR | 32 min |
| Aug 21, 9:28 PM MDT | Severe Thunderstorm Warning | UNR | 17 min |
| Aug 21, 9:37 PM MDT | Severe Thunderstorm Warning | UNR | 48 min |
| Aug 26, 3:35 PM MDT | Severe Thunderstorm Warning | UNR | 50 min |
| Aug 26, 4:30 PM MDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 26, 4:54 PM MDT | Severe Thunderstorm Warning | UNR | 46 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 | 41 |
| Tornado Warning | 3 |
| Severe Thunderstorm Watch | 7 |
| Tornado Watch | 1 |
| 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 archive19971999
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.