Alert archive / Minnesota / Olmsted County
Weather alerts in Olmsted County, Minnesota, 2014
147 weather alerts in 2014, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Olmsted County and its neighbors
Each county as a circle sized by its count in 2014. Tap one for its archive.
- Alerts
- 147
- Warnings
- 24
- Watches
- 22
- Advisories
- 62
- Busiest month
- June26 alerts
- Busiest day
- May 8, 20145 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Olmsted County, 2014
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 9 | 7 | 22% | 9 | 100% | 30 min |
| Flash flood warnings | 3 | 1 | 67% | 2 | 50% | 60 min |
Each office's whole area, 2014
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS La Crosse, WI: tornado warnings | 5 | 1 | 80% | 1 | 100% | 1 min |
| NWS La Crosse, WI: severe thunderstorm warnings | 137 | 84 | 39% | 219 | 81% | 23 min |
| NWS La Crosse, WI: flash flood warnings | 19 | 12 | 37% | 35 | 89% | 102 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, 4:29 AM CST | Wind Chill Warning | ARX | 4 days |
| Jan 3, 10:12 AM CST | Winter Weather Advisory | ARX | 22 hr |
| Jan 7, 3:06 AM CST | Wind Chill Advisory | ARX | 30 hr |
| Jan 8, 3:12 PM CST | Wind Chill Advisory | ARX | 19 hr |
| Jan 10, 4:55 AM CST | Dense Fog Advisory | ARX | 7 hr |
| Jan 13, 3:58 AM CST | Winter Weather Advisory | ARX | 41 hr |
| Jan 15, 4:01 AM CST | Winter Weather Advisory | ARX | 40 hr |
| Jan 16, 3:20 PM CST | Wind Chill Advisory | ARX | 19 hr |
| Jan 17, 4:05 AM CST | Winter Weather Advisory | ARX | 35 hr |
| Jan 20, 3:12 AM CST | Wind Chill Advisory | ARX | 33 hr |
| Jan 22, 3:34 AM CST | Wind Chill Advisory | ARX | 50 hr |
| Jan 22, 10:41 AM CST | Wind Chill Warning | ARX | 25 hr |
| Jan 22, 10:41 AM CST | Winter Weather Advisory | ARX | 10 hr |
| Jan 24, 3:33 PM CST | Winter Storm Watch | ARX | 24 hr |
| Jan 25, 3:44 AM CST | Winter Weather Advisory | ARX | 27 hr |
| Jan 25, 3:36 PM CST | Wind Chill Watch | ARX | 13 hr |
| Jan 25, 3:36 PM CST | Winter Storm Warning | ARX | 34 hr |
| Jan 26, 4:16 AM CST | Wind Chill Warning | ARX | 56 hr |
| Jan 26, 4:45 PM CST | Blizzard Warning | ARX | 9 hr |
| Jan 28, 2:38 AM CST | Wind Chill Advisory | ARX | 31 hr |
| Jan 29, 2:58 PM CST | Winter Weather Advisory | ARX | 27 hr |
| Jan 30, 3:19 AM CST | Wind Chill Advisory | ARX | 31 hr |
| Feb 1, 2:32 PM CST | Wind Chill Advisory | ARX | 19 hr |
| Feb 5, 3:42 AM CST | Wind Chill Advisory | ARX | 32 hr |
| Feb 6, 11:41 AM CST | Wind Chill Advisory | ARX | 21 hr |
| Feb 9, 3:00 AM CST | Wind Chill Advisory | ARX | 32 hr |
| Feb 13, 2:49 PM CST | Winter Weather Advisory | ARX | 4 hr |
| Feb 15, 10:23 AM CST | Winter Weather Advisory | ARX | 8 hr |
| Feb 15, 8:24 PM CST | Winter Storm Watch | ARX | 7 hr |
| Feb 16, 3:10 AM CST | Winter Storm Warning | ARX | 39 hr |
| Feb 16, 3:10 AM CST | Winter Weather Advisory | ARX | 11 hr |
| Feb 17, 3:29 AM CST | Mesoscale Discussion | SPC | 3 hr |
| Feb 18, 4:13 AM CST | Blizzard Watch | ARX | 25 hr |
| Feb 19, 4:47 AM CST | Blizzard Warning | ARX | 55 hr |
| Feb 19, 4:47 AM CST | Winter Weather Advisory | ARX | 61 hr |
| Feb 20, 11:20 AM CST | Mesoscale Discussion | SPC | 6 hr |
| Feb 21, 11:44 AM CST | Winter Weather Advisory | ARX | 6 hr |
| Feb 25, 3:42 AM CST | Wind Chill Advisory | ARX | 31 hr |
| Feb 25, 3:00 PM CST | Winter Weather Advisory | ARX | 36 hr |
| Feb 26, 3:13 PM CST | Wind Chill Advisory | ARX | 21 hr |
| Feb 27, 3:09 PM CST | Wind Chill Advisory | ARX | 18 hr |
| Mar 1, 3:08 PM CST | Wind Chill Advisory | ARX | 21 hr |
| Mar 2, 11:56 AM CST | Wind Chill Advisory | ARX | 21 hr |
| Mar 4, 11:56 AM CST | Winter Weather Advisory | ARX | 20 hr |
| Mar 6, 5:07 PM CST | Winter Weather Advisory | ARX | 7 hr |
| Mar 20, 5:58 AM CDT | Dense Fog Advisory | ARX | 5 hr |
| Mar 31, 4:03 AM CDT | Wind Advisory | ARX | 30 hr |
| Mar 31, 5:46 PM CDT | Special Weather Statement | ARX | 44 min |
| Mar 31, 6:43 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Apr 2, 4:08 AM CDT | Winter Storm Watch | ARX | 32 hr |
| Apr 3, 12:10 PM CDT | Winter Weather Advisory | ARX | 29 hr |
| Apr 9, 2:30 AM CDT | Red Flag Warning | ARX | 17 hr |
| Apr 12, 8:27 AM CDT | Special Weather Statement | ARX | 48 min |
| Apr 13, 8:42 PM CDT | Special Weather Statement | ARX | 78 min |
| Apr 26, 3:45 PM CDT | Wind Advisory | ARX | 29 hr |
| Apr 26, 6:27 PM CDT | Special Weather Statement | ARX | 63 min |
| Apr 27, 11:02 AM CDT | Special Weather Statement | ARX | 58 min |
| May 7, 6:43 AM CDT | Severe Thunderstorm Warning | ARX | 47 min |
| May 7, 7:39 AM CDT | Special Weather Statement | ARX | 36 min |
| May 7, 6:40 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 7, 8:48 PM CDT | Mesoscale Discussion | SPC | 87 min |
| May 8, 2:52 PM CDT | Special Weather Statement | ARX | 53 min |
| May 8, 3:41 PM CDT | Severe Thunderstorm Warning | ARX | 49 min |
| May 8, 4:29 PM CDT | Special Weather Statement | ARX | 61 min |
| May 8, 5:51 PM CDT | Special Weather Statement | ARX | 54 min |
| May 8, 8:34 PM CDT | Mesoscale Discussion | SPC | 86 min |
| May 11, 3:39 PM CDT | Flood Watch | ARX | 6 hr |
| May 11, 9:24 PM CDT | Flash Flood Watch | ARX | 22 hr |
| May 11, 11:36 PM CDT | Flash Flood Warning | ARX | 6 hr |
| May 16, 2:24 PM CDT | Frost Advisory | ARX | 17 hr |
| Jun 1, 1:50 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Jun 1, 2:43 PM CDT | Flash Flood Watch | ARX | 13 hr |
| Jun 16, 5:10 PM CDT | Flash Flood Watch | ARX | 9 hr |
| Jun 16, 5:10 PM CDT | Mesoscale Discussion | SPC | 35 min |
| Jun 16, 5:28 PM CDT | Special Weather Statement | ARX | 3 hr |
| Jun 16, 5:46 PM CDT | Tornado Watch | SPC | 6 hr |
| Jun 16, 6:26 PM CDT | Severe Thunderstorm Warning | ARX | 64 min |
| Jun 16, 7:24 PM CDT | Severe Thunderstorm Warning | ARX | 66 min |
| Jun 16, 7:25 PM CDT | Flash Flood Warning | ARX | 6 hr |
| Jun 16, 9:33 PM CDT | River Flood Warning | ARX | 24 hr |
| Jun 16, 10:01 PM CDT | Flash Flood Warning | ARX | 6 hr |
| Jun 17, 2:44 PM CDT | Flash Flood Watch | ARX | 54 hr |
| Jun 17, 7:44 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 18, 1:52 AM CDT | Mesoscale Discussion | SPC | 83 min |
| Jun 18, 3:07 AM CDT | Mesoscale Discussion | SPC | 53 min |
| Jun 18, 3:47 AM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jun 18, 4:33 AM CDT | Special Weather Statement | ARX | 27 min |
| Jun 19, 5:54 AM CDT | Special Weather Statement | ARX | 36 min |
| Jun 22, 3:59 AM CDT | Flash Flood Watch | ARX | 16 hr |
| Jun 27, 8:06 AM CDT | River Flood Warning | ARX | 22 hr |
| Jun 27, 4:17 PM CDT | River Flood Warning | ARX | 23 hr |
| Jun 28, 1:12 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 28, 2:06 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 28, 5:43 PM CDT | Special Weather Statement | ARX | 92 min |
| Jun 28, 6:09 PM CDT | Mesoscale Discussion | SPC | 96 min |
| Jun 29, 5:14 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Jul 6, 4:44 PM CDT | Mesoscale Discussion | SPC | 61 min |
| Jul 7, 4:47 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Jul 7, 5:12 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 7, 6:55 PM CDT | Special Weather Statement | ARX | 110 min |
| Jul 7, 7:24 PM CDT | Severe Thunderstorm Warning | ARX | 66 min |
| Jul 7, 8:06 PM CDT | Mesoscale Discussion | SPC | 54 min |
| Jul 20, 3:36 PM CDT | Heat Advisory | ARX | 29 hr |
| Aug 5, 1:22 AM CDT | Dense Fog Advisory | ARX | 8 hr |
| Aug 17, 10:53 PM CDT | Areal Flood Advisory | ARX | 112 min |
| Aug 18, 2:57 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Aug 18, 6:49 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Aug 18, 7:35 PM CDT | Severe Thunderstorm Warning | ARX | 40 min |
| Aug 18, 7:44 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 18, 8:20 PM CDT | Severe Thunderstorm Warning | ARX | 40 min |
| Aug 18, 9:05 PM CDT | Severe Thunderstorm Warning | ARX | 40 min |
| Aug 21, 3:58 AM CDT | Mesoscale Discussion | SPC | 92 min |
| Aug 21, 5:15 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 23, 4:34 AM CDT | Dense Fog Advisory | ARX | 5 hr |
| Aug 23, 10:22 AM CDT | Special Weather Statement | ARX | 83 min |
| Aug 29, 2:38 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 31, 6:56 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 31, 9:09 PM CDT | Mesoscale Discussion | SPC | 96 min |
| Sep 9, 3:38 AM CDT | Flash Flood Watch | ARX | 28 hr |
| Sep 12, 2:26 PM CDT | Frost Advisory | ARX | 18 hr |
| Sep 19, 11:46 PM CDT | Special Weather Statement | ARX | 29 min |
| Sep 20, 5:23 PM CDT | Mesoscale Discussion | SPC | 67 min |
| Sep 20, 5:42 PM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
| Sep 20, 5:43 PM CDT | Severe Thunderstorm Warning | ARX | 62 min |
| Sep 20, 7:25 PM CDT | Mesoscale Discussion | SPC | 65 min |
| Oct 1, 10:50 PM CDT | Dense Fog Advisory | ARX | 13 hr |
| Oct 4, 2:33 PM CDT | Frost Advisory | ARX | 17 hr |
| Oct 9, 3:02 PM CDT | Frost Advisory | ARX | 18 hr |
| Oct 10, 3:13 PM CDT | Freeze Warning | ARX | 18 hr |
| Oct 23, 3:08 PM CDT | Dense Fog Advisory | ARX | 21 hr |
| Oct 24, 9:19 PM CDT | Dense Fog Advisory | ARX | 7 hr |
| Nov 7, 11:47 AM CST | Wind Advisory | ARX | 18 hr |
| Nov 8, 3:06 PM CST | Winter Storm Watch | ARX | 23 hr |
| Nov 9, 2:23 PM CST | Winter Weather Advisory | ARX | 46 hr |
| Nov 14, 11:50 AM CST | Winter Weather Advisory | ARX | 36 hr |
| Nov 16, 3:09 PM CST | Winter Weather Advisory | ARX | 27 hr |
| Nov 28, 4:23 PM CST | Freezing Rain Advisory | ARX | 5 hr |
| Nov 30, 3:35 AM CST | Wind Chill Advisory | ARX | 30 hr |
| Dec 11, 10:35 AM CST | Dense Fog Advisory | ARX | 17 hr |
| Dec 12, 5:40 AM CST | Freezing Fog Advisory | ARX | 4 hr |
| Dec 13, 2:58 AM CST | Dense Fog Advisory | ARX | 63 hr |
| Dec 13, 2:39 PM CST | Dense Fog Advisory | ARX | 44 hr |
| Dec 20, 11:41 PM CST | Dense Fog Advisory | ARX | 11 hr |
| Dec 22, 4:28 AM CST | Winter Weather Advisory | ARX | 34 hr |
| Dec 26, 3:59 AM CST | Winter Weather Advisory | ARX | 31 hr |
| Dec 29, 3:27 AM CST | Wind Chill Advisory | ARX | 32 hr |
| Dec 30, 2:02 PM CST | Wind Chill Advisory | ARX | 20 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20132015
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.