Alert archive / South Dakota / Pennington County
Weather alerts in Pennington County, South Dakota, 1997
80 weather alerts in 1997, 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 1997. Tap one for its archive.
- Alerts
- 80
- Warnings
- 68
- Watches
- 12
- Advisories
- 0
- Busiest month
- July31 alerts
- Busiest day
- July 24, 19977 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 |
|---|---|---|---|
| Jun 1, 2:45 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 1, 4:50 PM MDT | Severe Thunderstorm Warning | UNR | 30 min |
| Jun 1, 5:20 PM MDT | Severe Thunderstorm Warning | UNR | 30 min |
| Jun 2, 4:15 PM MDT | Severe Thunderstorm Warning | UNR | 45 min |
| Jun 11, 2:16 PM MDT | Severe Thunderstorm Warning | UNR | 49 min |
| Jun 14, 4:00 PM MDT | Tornado Watch | SPC | 6 hr |
| Jun 14, 4:53 PM MDT | Tornado Warning | UNR | 32 min |
| Jun 14, 5:27 PM MDT | Tornado Warning | UNR | 33 min |
| Jun 14, 6:01 PM MDT | Severe Thunderstorm Warning | UNR | 64 min |
| Jun 16, 7:19 PM MDT | Severe Thunderstorm Warning | UNR | 46 min |
| Jun 18, 6:45 PM MDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 20, 12:25 AM MDT | Severe Thunderstorm Warning | UNR | 30 min |
| Jun 20, 1:30 AM MDT | Severe Thunderstorm Warning | UNR | 30 min |
| Jun 20, 2:37 AM MDT | Severe Thunderstorm Warning | UNR | 48 min |
| Jun 20, 3:05 AM MDT | Severe Thunderstorm Warning | UNR | 45 min |
| Jun 20, 3:54 AM MDT | Severe Thunderstorm Warning | UNR | 46 min |
| Jun 20, 4:00 AM MDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 21, 4:01 PM MDT | Severe Thunderstorm Warning | UNR | 49 min |
| Jun 21, 4:21 PM MDT | Tornado Warning | UNR | 34 min |
| Jun 21, 11:46 PM MDT | Severe Thunderstorm Warning | UNR | 34 min |
| Jun 22, 5:00 PM MDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 22, 7:26 PM MDT | Severe Thunderstorm Warning | UNR | 34 min |
| Jun 22, 8:01 PM MDT | Severe Thunderstorm Warning | UNR | 49 min |
| Jun 27, 7:01 PM MDT | Severe Thunderstorm Warning | UNR | 34 min |
| Jun 27, 7:41 PM MDT | Severe Thunderstorm Warning | UNR | 49 min |
| Jun 29, 12:23 AM MDT | Severe Thunderstorm Warning | UNR | 47 min |
| Jun 29, 1:10 AM MDT | Severe Thunderstorm Warning | UNR | 50 min |
| Jun 29, 2:55 PM MDT | Severe Thunderstorm Warning | UNR | 45 min |
| Jun 29, 3:37 PM MDT | Severe Thunderstorm Warning | UNR | 58 min |
| Jul 1, 3:36 AM MDT | Severe Thunderstorm Warning | UNR | 49 min |
| Jul 1, 5:15 AM MDT | Tornado Watch | SPC | 7 hr |
| Jul 6, 9:45 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 6, 10:42 PM MDT | Severe Thunderstorm Warning | UNR | 58 min |
| Jul 6, 11:26 PM MDT | Severe Thunderstorm Warning | UNR | 64 min |
| Jul 7, 12:09 AM MDT | Severe Thunderstorm Warning | UNR | 61 min |
| Jul 8, 3:23 PM MDT | Severe Thunderstorm Warning | UNR | 47 min |
| Jul 8, 4:33 PM MDT | Flash Flood Warning | UNR | 6 hr |
| Jul 10, 4:52 PM MDT | Severe Thunderstorm Warning | UNR | 33 min |
| Jul 10, 5:30 PM MDT | Severe Thunderstorm Warning | UNR | 30 min |
| Jul 10, 5:44 PM MDT | Severe Thunderstorm Warning | UNR | 31 min |
| Jul 12, 2:00 PM MDT | Tornado Watch | SPC | 6 hr |
| Jul 12, 6:06 PM MDT | Severe Thunderstorm Warning | UNR | 34 min |
| Jul 12, 7:15 PM MDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 18, 3:45 PM MDT | Severe Thunderstorm Warning | UNR | 60 min |
| Jul 18, 7:27 PM MDT | Severe Thunderstorm Warning | UNR | 63 min |
| Jul 18, 8:00 PM MDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 18, 8:20 PM MDT | Severe Thunderstorm Warning | UNR | 65 min |
| Jul 19, 7:12 PM MDT | Severe Thunderstorm Warning | UNR | 63 min |
| Jul 19, 8:09 PM MDT | Flash Flood Warning | UNR | 4 hr |
| Jul 23, 3:50 PM MDT | Severe Thunderstorm Warning | UNR | 50 min |
| Jul 23, 6:54 PM MDT | Severe Thunderstorm Warning | UNR | 61 min |
| Jul 23, 7:58 PM MDT | Severe Thunderstorm Warning | UNR | 57 min |
| Jul 23, 9:05 PM MDT | Severe Thunderstorm Warning | UNR | 60 min |
| Jul 23, 10:02 PM MDT | Severe Thunderstorm Warning | UNR | 63 min |
| Jul 24, 2:17 PM MDT | Severe Thunderstorm Warning | UNR | 63 min |
| Jul 24, 4:37 PM MDT | Severe Thunderstorm Warning | UNR | 48 min |
| Jul 24, 5:15 PM MDT | Tornado Warning | UNR | 50 min |
| Jul 24, 6:16 PM MDT | Severe Thunderstorm Warning | UNR | 64 min |
| Jul 24, 6:42 PM MDT | Tornado Warning | UNR | 48 min |
| Jul 24, 7:27 PM MDT | Severe Thunderstorm Warning | UNR | 63 min |
| Aug 1, 3:20 PM MDT | Flash Flood Warning | UNR | 4 hr |
| Aug 1, 3:20 PM MDT | Severe Thunderstorm Warning | UNR | 4 hr |
| Aug 2, 11:46 AM MDT | Severe Thunderstorm Warning | UNR | 49 min |
| Aug 2, 12:16 PM MDT | Severe Thunderstorm Warning | UNR | 49 min |
| Aug 2, 2:05 PM MDT | Severe Thunderstorm Warning | UNR | 35 min |
| Aug 2, 3:50 PM MDT | Severe Thunderstorm Warning | UNR | 45 min |
| Aug 4, 3:59 PM MDT | Severe Thunderstorm Warning | UNR | 46 min |
| Aug 13, 1:22 PM MDT | Severe Thunderstorm Warning | UNR | 63 min |
| Aug 13, 2:20 PM MDT | Severe Thunderstorm Warning | UNR | 60 min |
| Aug 13, 3:24 PM MDT | Severe Thunderstorm Warning | UNR | 61 min |
| Aug 13, 3:50 PM MDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 13, 4:25 PM MDT | Severe Thunderstorm Warning | UNR | 50 min |
| Aug 18, 1:06 PM MDT | Severe Thunderstorm Warning | UNR | 44 min |
| Aug 18, 6:10 PM MDT | Severe Thunderstorm Warning | UNR | 65 min |
| Aug 19, 2:10 PM MDT | Severe Thunderstorm Warning | UNR | 45 min |
| Aug 26, 4:30 PM MDT | Severe Thunderstorm Warning | UNR | 60 min |
| Oct 11, 3:15 PM MDT | Tornado Watch | SPC | 6 hr |
| Oct 11, 4:08 PM MDT | Severe Thunderstorm Warning | UNR | 47 min |
| Oct 11, 6:08 PM MDT | Severe Thunderstorm Warning | UNR | 37 min |
| Oct 11, 6:45 PM MDT | Severe Thunderstorm Warning | UNR | 45 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 | 60 |
| Tornado Warning | 5 |
| Severe Thunderstorm Watch | 8 |
| Tornado Watch | 4 |
| Flooding | |
| Flash Flood Warning | 3 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive19961998
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.