Alert archive / Minnesota / Pipestone County
Weather alerts in Pipestone County, Minnesota, 2020
112 weather alerts in 2020, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Pipestone County and its neighbors
Each county as a circle sized by its count in 2020. Tap one for its archive.
- Alerts
- 112
- Warnings
- 24
- Watches
- 13
- Advisories
- 56
- Busiest month
- January17 alerts
- Busiest day
- August 28, 20204 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Pipestone County, 2020
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 6 | 5 | 17% | 2 | 50% | 26 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2020
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Sioux Falls, SD: tornado warnings | 18 | 2 | 89% | 4 | 50% | 17 min |
| NWS Sioux Falls, SD: severe thunderstorm warnings | 202 | 151 | 25% | 298 | 88% | 21 min |
| NWS Sioux Falls, SD: flash flood warnings | 13 | 9 | 31% | 17 | 71% | 67 min |
An office's figures cover every county it serves, including across state lines.
Verified by the Iowa Environmental Mesonet's Cow, which matches each storm-based warning with the local storm reports inside its polygon while it was in force, within 15 km of its edge: a tornado warning counts as verified on a tornado report, a severe thunderstorm warning on hail of 1 inch or more, a gust of 58 mph or more, or wind damage, a flash flood warning on a flash flood report. The false alarm ratio is the share of warnings with no such report; "inside a warning" is the probability of detection, the share of reports that fell inside one; lead time runs from the warning's issue to each report inside it, counting zero for a report that came first. A warning with no report is not proof nothing happened: reports come from spotters, the public and damage surveys, and are thin where few people live.
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 |
|---|---|---|---|
| Jan 3, 9:11 AM CST | Winter Weather Advisory | FSD | 12 hr |
| Jan 4, 2:10 PM CST | Wind Advisory | FSD | 25 hr |
| Jan 10, 2:51 PM CST | Wind Chill Advisory | FSD | 18 hr |
| Jan 13, 4:25 PM CST | Winter Weather Advisory | FSD | 8 hr |
| Jan 14, 2:20 PM CST | Winter Weather Advisory | FSD | 19 hr |
| Jan 15, 2:44 PM CST | Wind Chill Advisory | FSD | 18 hr |
| Jan 15, 2:44 PM CST | Winter Storm Watch | FSD | 37 hr |
| Jan 16, 3:46 AM CST | Winter Weather Advisory | FSD | 8 hr |
| Jan 16, 11:34 AM CST | Winter Storm Warning | FSD | 36 hr |
| Jan 17, 3:57 AM CST | Blizzard Warning | FSD | 38 hr |
| Jan 17, 6:32 AM CST | Mesoscale Discussion | SPC | 5 hr |
| Jan 18, 3:43 AM CST | Wind Chill Advisory | FSD | 32 hr |
| Jan 21, 8:18 PM CST | Winter Weather Advisory | FSD | 20 hr |
| Jan 22, 3:23 PM CST | Dense Fog Advisory | FSD | 21 hr |
| Jan 25, 11:58 PM CST | Dense Fog Advisory | FSD | 12 hr |
| Jan 26, 2:01 PM CST | Winter Weather Advisory | FSD | 19 hr |
| Jan 29, 5:56 PM CST | Dense Fog Advisory | FSD | 42 hr |
| Feb 7, 3:08 AM CST | Winter Storm Watch | FSD | 24 hr |
| Feb 8, 3:37 AM CST | Winter Weather Advisory | FSD | 32 hr |
| Feb 9, 1:16 AM CST | Mesoscale Discussion | SPC | 5 hr |
| Feb 10, 12:30 AM CST | Dense Fog Advisory | FSD | 8 hr |
| Feb 11, 3:32 PM CST | Blizzard Warning | FSD | 26 hr |
| Feb 11, 8:35 PM CST | Wind Chill Warning | FSD | 36 hr |
| Feb 13, 2:55 PM CST | Wind Chill Advisory | FSD | 16 hr |
| Feb 14, 3:18 AM CST | Wind Advisory | FSD | 16 hr |
| Feb 14, 2:35 PM CST | Winter Weather Advisory | FSD | 9 hr |
| Feb 19, 2:26 PM CST | Wind Chill Advisory | FSD | 19 hr |
| Mar 4, 2:33 PM CST | Wind Advisory | FSD | 27 hr |
| Mar 11, 2:59 AM CDT | Dense Fog Advisory | FSD | 9 hr |
| Mar 18, 3:00 PM CDT | Winter Weather Advisory | FSD | 37 hr |
| Mar 19, 3:23 AM CDT | Dense Fog Advisory | FSD | 6 hr |
| Mar 23, 6:32 AM CDT | Dense Fog Advisory | FSD | 4 hr |
| Mar 25, 6:10 AM CDT | Dense Fog Advisory | FSD | 3 hr |
| Mar 27, 3:44 AM CDT | Flood Watch | FSD | 42 hr |
| Mar 27, 3:41 PM CDT | Wind Advisory | FSD | 36 hr |
| Apr 1, 4:42 AM CDT | Winter Weather Advisory | FSD | 53 hr |
| Apr 8, 3:20 AM CDT | Wind Advisory | FSD | 16 hr |
| Apr 11, 3:08 AM CDT | Winter Storm Warning | FSD | 43 hr |
| Apr 11, 3:08 AM CDT | Winter Weather Advisory | FSD | 43 hr |
| Apr 19, 3:04 PM CDT | Fire Weather Watch | FSD | 13 hr |
| Apr 20, 3:44 AM CDT | Wind Advisory | FSD | 15 hr |
| Apr 20, 4:05 AM CDT | Red Flag Warning | FSD | 15 hr |
| Apr 27, 9:14 AM CDT | Fire Weather Watch | FSD | 10 hr |
| May 2, 12:19 PM CDT | Red Flag Warning | FSD | 7 hr |
| May 7, 3:49 AM CDT | Freeze Warning | FSD | 29 hr |
| May 8, 3:32 AM CDT | Frost Advisory | FSD | 28 hr |
| May 9, 3:38 AM CDT | Freeze Warning | FSD | 29 hr |
| May 10, 4:20 AM CDT | Freeze Warning | FSD | 28 hr |
| May 11, 2:30 PM CDT | Freeze Warning | FSD | 18 hr |
| Jun 2, 3:52 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Jun 4, 5:14 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Jun 4, 10:00 PM CDT | Severe Thunderstorm Warning | FSD | 45 min |
| Jun 8, 11:36 AM CDT | Wind Advisory | FSD | 7 hr |
| Jun 9, 3:50 AM CDT | Wind Advisory | FSD | 27 hr |
| Jun 21, 2:44 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 6, 1:57 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 13, 7:34 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Jul 17, 9:55 AM CDT | Mesoscale Discussion | SPC | 95 min |
| Jul 17, 2:36 PM CDT | Excessive Heat Warning | FSD | 29 hr |
| Jul 18, 1:31 AM CDT | Mesoscale Discussion | SPC | 89 min |
| Jul 20, 7:57 PM CDT | Severe Thunderstorm Warning | FSD | 33 min |
| Jul 20, 9:34 PM CDT | Severe Thunderstorm Warning | FSD | 26 min |
| Jul 20, 9:58 PM CDT | Severe Thunderstorm Warning | FSD | 32 min |
| Jul 23, 3:03 AM CDT | Heat Advisory | FSD | 66 hr |
| Jul 23, 4:25 PM CDT | Heat Advisory | FSD | 53 hr |
| Aug 8, 10:10 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 9, 1:46 AM CDT | Mesoscale Discussion | SPC | 59 min |
| Aug 9, 10:59 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 14, 1:57 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 14, 2:17 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 24, 3:54 AM CDT | Heat Advisory | FSD | 17 hr |
| Aug 25, 3:25 AM CDT | Heat Advisory | FSD | 17 hr |
| Aug 27, 11:30 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 28, 1:28 AM CDT | Mesoscale Discussion | SPC | 92 min |
| Aug 28, 1:54 AM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 28, 2:01 AM CDT | Severe Thunderstorm Warning | FSD | 59 min |
| Sep 5, 9:34 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Sep 5, 11:55 PM CDT | Severe Thunderstorm Warning | FSD | 17 min |
| Sep 9, 3:36 AM CDT | Frost Advisory | FSD | 29 hr |
| Sep 14, 4:35 AM CDT | Dense Fog Advisory | FSD | 4 hr |
| Sep 29, 2:36 PM CDT | Wind Advisory | FSD | 29 hr |
| Oct 1, 3:12 AM CDT | Frost Advisory | FSD | 29 hr |
| Oct 3, 3:24 PM CDT | Frost Advisory | FSD | 18 hr |
| Oct 6, 3:22 AM CDT | Red Flag Warning | FSD | 16 hr |
| Oct 8, 1:31 PM CDT | Red Flag Warning | FSD | 4 hr |
| Oct 11, 12:11 PM CDT | Wind Advisory | FSD | 7 hr |
| Oct 11, 3:52 PM CDT | Mesoscale Discussion | SPC | 83 min |
| Oct 11, 4:54 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Oct 11, 6:50 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Oct 13, 2:40 PM CDT | Wind Advisory | FSD | 31 hr |
| Oct 13, 2:47 PM CDT | Fire Weather Watch | FSD | 14 hr |
| Oct 13, 2:47 PM CDT | Red Flag Warning | FSD | 28 hr |
| Oct 19, 3:13 PM CDT | Winter Weather Advisory | FSD | 25 hr |
| Oct 21, 2:52 PM CDT | Winter Weather Advisory | FSD | 28 hr |
| Oct 23, 3:10 PM CDT | Winter Weather Advisory | FSD | 58 hr |
| Nov 5, 3:31 PM CST | Fire Weather Watch | FSD | 11 hr |
| Nov 6, 2:59 AM CST | Red Flag Warning | FSD | 15 hr |
| Nov 7, 2:33 PM CST | Wind Advisory | FSD | 27 hr |
| Nov 9, 3:29 PM CST | Winter Weather Advisory | FSD | 30 hr |
| Nov 10, 9:42 AM CST | Mesoscale Discussion | SPC | 6 hr |
| Nov 10, 12:01 PM CST | Winter Storm Warning | FSD | 9 hr |
| Nov 10, 3:51 PM CST | Mesoscale Discussion | SPC | 6 hr |
| Nov 11, 12:47 AM CST | Dense Fog Advisory | FSD | 6 hr |
| Nov 14, 2:27 PM CST | Wind Advisory | FSD | 25 hr |
| Dec 17, 6:14 AM CST | Dense Fog Advisory | FSD | 7 hr |
| Dec 21, 3:16 AM CST | Wind Advisory | FSD | 13 hr |
| Dec 22, 3:49 AM CST | Wind Advisory | FSD | 13 hr |
| Dec 22, 3:54 AM CST | Winter Storm Watch | FSD | 17 hr |
| Dec 22, 2:38 PM CST | Blizzard Warning | FSD | 36 hr |
| Dec 23, 9:38 AM CST | Mesoscale Discussion | SPC | 5 hr |
| Dec 24, 2:56 AM CST | Wind Chill Advisory | FSD | 9 hr |
| Dec 28, 3:01 AM CST | Winter Weather Advisory | FSD | 42 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 | 6 |
| Severe Thunderstorm Watch | 5 |
| Mesoscale Discussion | 19 |
| Flooding | |
| Flood Watch | 1 |
| Winter | |
| Blizzard Warning | 3 |
| Winter Storm Warning | 3 |
| Winter Storm Watch | 3 |
| Winter Weather Advisory | 16 |
| Heat | |
| Excessive Heat Warning | 1 |
| Heat Advisory | 4 |
| Cold | |
| Freeze Warning | 4 |
| Wind Chill Warning | 1 |
| Frost Advisory | 4 |
| Wind Chill Advisory | 6 |
| Wind and dust | |
| Wind Advisory | 15 |
| Fire | |
| Red Flag Warning | 6 |
| Fire Weather Watch | 4 |
| Fog and smoke | |
| Dense Fog Advisory | 11 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20192021
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.