Alert archive / Minnesota / Waseca County
Weather alerts in Waseca County, Minnesota, 2010
173 weather alerts in 2010, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Waseca County and its neighbors
Each county as a circle sized by its count in 2010. Tap one for its archive.
- Alerts
- 173
- Warnings
- 44
- Watches
- 29
- Advisories
- 56
- Busiest month
- June36 alerts
- Busiest day
- August 13, 201011 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
6 of 10 tornado warnings covering Waseca County in 2010 had a tornado report inside them; 1 of 1 tornado reports fell inside a warning, on average 32 minutes after it went out.
Waseca County, 2010
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 10 | 6 | 40% | 1 | 100% | 32 min |
| Severe thunderstorm warnings | 13 | 10 | 23% | 7 | 29% | 42 min |
| Flash flood warnings | 4 | 3 | 25% | 3 | 100% | 28 min |
Each office's whole area, 2010
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Twin Cities, MN: tornado warnings | 97 | 33 | 66% | 103 | 68% | 19 min |
| NWS Twin Cities, MN: severe thunderstorm warnings | 269 | 149 | 45% | 542 | 68% | 26 min |
| NWS Twin Cities, MN: flash flood warnings | 25 | 15 | 40% | 86 | 60% | 71 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 1, 2:22 PM CST | Wind Chill Advisory | MPX | 19 hr |
| Jan 5, 3:54 PM CST | Winter Storm Watch | MPX | 9 hr |
| Jan 5, 3:54 PM CST | Winter Weather Advisory | MPX | 56 hr |
| Jan 7, 1:57 PM CST | Wind Chill Warning | MPX | 22 hr |
| Jan 7, 1:57 PM CST | Wind Chill Advisory | MPX | 34 hr |
| Jan 17, 2:20 AM CST | Dense Fog Advisory | MPX | 10 hr |
| Jan 18, 2:55 AM CST | Dense Fog Advisory | MPX | 9 hr |
| Jan 18, 3:44 PM CST | Dense Fog Advisory | MPX | 23 hr |
| Jan 20, 3:28 AM CST | Winter Weather Advisory | MPX | 11 hr |
| Jan 20, 7:52 PM CST | Winter Weather Advisory | MPX | 7 hr |
| Jan 21, 6:25 PM CST | Winter Weather Advisory | MPX | 6 hr |
| Jan 22, 2:51 PM CST | Freezing Rain Advisory | MPX | 21 hr |
| Jan 24, 2:46 PM CST | Winter Weather Advisory | MPX | 27 hr |
| Jan 24, 3:15 PM CST | Wind Advisory | MPX | 33 hr |
| Jan 25, 9:20 AM CST | Blizzard Warning | MPX | 19 hr |
| Jan 27, 2:30 PM CST | Wind Chill Advisory | MPX | 20 hr |
| Feb 4, 2:10 PM CST | Winter Weather Advisory | MPX | 25 hr |
| Feb 6, 3:53 AM CST | Winter Storm Watch | MPX | 35 hr |
| Feb 6, 3:08 PM CST | Winter Storm Warning | MPX | 69 hr |
| Feb 7, 3:15 PM CST | Winter Weather Advisory | MPX | 51 hr |
| Feb 12, 3:55 PM CST | Dense Fog Advisory | MPX | 20 hr |
| Feb 13, 9:50 AM CST | Winter Weather Advisory | MPX | 50 hr |
| Mar 7, 2:55 PM CST | Dense Fog Advisory | MPX | 18 hr |
| Mar 9, 12:27 AM CST | Dense Fog Advisory | MPX | 9 hr |
| Mar 9, 4:10 PM CST | Dense Fog Advisory | MPX | 41 hr |
| Mar 11, 2:41 PM CST | Dense Fog Advisory | MPX | 21 hr |
| Mar 12, 9:30 PM CST | Dense Fog Advisory | MPX | 13 hr |
| Mar 13, 7:19 PM CST | Dense Fog Advisory | MPX | 18 hr |
| Mar 14, 7:35 PM CDT | Dense Fog Advisory | MPX | 17 hr |
| Mar 15, 3:50 PM CDT | Areal Flood Warning | MPX | 7 days |
| Mar 30, 3:20 PM CDT | Red Flag Warning | MPX | 18 min |
| Mar 30, 3:38 PM CDT | Red Flag Warning | MPX | 2 hr |
| Apr 12, 8:14 PM CDT | Severe Thunderstorm Warning | MPX | 61 min |
| Apr 29, 9:39 AM CDT | Wind Advisory | MPX | 8 hr |
| Apr 29, 5:18 PM CDT | Mesoscale Discussion | SPC | 57 min |
| May 1, 2:35 AM CDT | Wind Advisory | MPX | 16 hr |
| May 4, 2:49 PM CDT | Mesoscale Discussion | SPC | 56 min |
| May 5, 3:04 AM CDT | Wind Advisory | MPX | 13 hr |
| May 8, 3:48 AM CDT | Freeze Warning | MPX | 29 hr |
| Jun 1, 11:55 AM CDT | Severe Thunderstorm Warning | MPX | 35 min |
| Jun 1, 1:36 PM CDT | Mesoscale Discussion | SPC | 54 min |
| Jun 1, 1:39 PM CDT | Severe Thunderstorm Warning | MPX | 51 min |
| Jun 11, 6:00 AM CDT | Special Weather Statement | MPX | 60 min |
| Jun 17, 1:54 PM CDT | Tornado Watch | SPC | 8 hr |
| Jun 17, 5:25 PM CDT | Severe Thunderstorm Warning | MPX | 65 min |
| Jun 17, 5:32 PM CDT | Tornado Warning | MPX | 28 min |
| Jun 17, 6:28 PM CDT | Severe Thunderstorm Warning | MPX | 62 min |
| Jun 17, 6:36 PM CDT | Tornado Warning | MPX | 39 min |
| Jun 17, 7:10 PM CDT | Tornado Warning | MPX | 50 min |
| Jun 17, 7:13 PM CDT | Tornado Warning | MPX | 47 min |
| Jun 17, 7:39 PM CDT | Mesoscale Discussion | SPC | 96 min |
| Jun 17, 7:55 PM CDT | Flash Flood Warning | MPX | 6 hr |
| Jun 22, 4:57 PM CDT | Flash Flood Watch | MPX | 12 hr |
| Jun 22, 7:08 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 22, 9:00 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jun 22, 11:47 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Jun 23, 2:36 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 23, 3:29 AM CDT | Special Weather Statement | MPX | 61 min |
| Jun 25, 2:44 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 25, 3:35 PM CDT | Tornado Watch | SPC | 8 hr |
| Jun 25, 5:57 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 25, 7:13 PM CDT | Tornado Warning | MPX | 62 min |
| Jun 25, 7:29 PM CDT | Areal Flood Advisory | MPX | 3 hr |
| Jun 25, 7:42 PM CDT | Tornado Warning | MPX | 33 min |
| Jun 25, 8:11 PM CDT | Tornado Warning | MPX | 64 min |
| Jun 26, 4:34 AM CDT | Flash Flood Watch | MPX | 22 hr |
| Jun 26, 12:47 PM CDT | Tornado Watch | SPC | 7 hr |
| Jun 26, 3:35 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Jun 26, 6:00 PM CDT | Mesoscale Discussion | SPC | 90 min |
| Jun 26, 7:56 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 26, 8:50 PM CDT | Flash Flood Warning | MPX | 5 hr |
| Jun 26, 9:00 PM CDT | Severe Thunderstorm Warning | MPX | 60 min |
| Jun 26, 9:35 PM CDT | Tornado Warning | MPX | 25 min |
| Jun 26, 9:47 PM CDT | Tornado Warning | MPX | 28 min |
| Jun 26, 9:56 PM CDT | Severe Thunderstorm Warning | MPX | 49 min |
| Jul 5, 11:49 AM CDT | Special Weather Statement | MPX | 41 min |
| Jul 7, 2:54 PM CDT | Mesoscale Discussion | SPC | 96 min |
| Jul 14, 3:12 AM CDT | Heat Advisory | MPX | 15 hr |
| Jul 14, 9:00 AM CDT | Tornado Watch | SPC | 9 hr |
| Jul 14, 4:38 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 17, 5:56 PM CDT | Mesoscale Discussion | SPC | 94 min |
| Jul 17, 8:55 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 20, 2:15 PM CDT | Mesoscale Discussion | SPC | 60 min |
| Jul 23, 3:55 AM CDT | Flash Flood Watch | MPX | 22 hr |
| Jul 23, 10:49 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Jul 23, 11:16 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 24, 12:20 AM CDT | Severe Thunderstorm Warning | MPX | 25 min |
| Jul 27, 3:54 AM CDT | Heat Advisory | MPX | 15 hr |
| Jul 27, 9:03 PM CDT | Special Weather Statement | MPX | 42 min |
| Aug 7, 6:38 AM CDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 8, 2:25 AM CDT | Mesoscale Discussion | SPC | 65 min |
| Aug 8, 2:32 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 8, 5:47 PM CDT | Mesoscale Discussion | SPC | 58 min |
| Aug 8, 6:30 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 8, 11:19 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Aug 9, 4:22 AM CDT | Heat Advisory | MPX | 16 hr |
| Aug 10, 6:28 AM CDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 10, 1:46 PM CDT | Tornado Watch | SPC | 6 hr |
| Aug 12, 10:03 AM CDT | Heat Advisory | MPX | 9 hr |
| Aug 12, 4:37 PM CDT | Flash Flood Watch | MPX | 29 hr |
| Aug 12, 6:41 PM CDT | Tornado Watch | SPC | 4 hr |
| Aug 13, 12:48 AM CDT | Mesoscale Discussion | SPC | 57 min |
| Aug 13, 1:12 AM CDT | Severe Thunderstorm Warning | MPX | 63 min |
| Aug 13, 1:19 AM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Aug 13, 1:56 AM CDT | Areal Flood Advisory | MPX | 3 hr |
| Aug 13, 2:09 AM CDT | Severe Thunderstorm Warning | MPX | 66 min |
| Aug 13, 5:27 AM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 13, 9:16 AM CDT | Mesoscale Discussion | SPC | 119 min |
| Aug 13, 10:36 AM CDT | Mesoscale Discussion | SPC | 84 min |
| Aug 13, 12:04 PM CDT | Mesoscale Discussion | SPC | 56 min |
| Aug 13, 2:39 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 13, 5:34 PM CDT | Tornado Warning | MPX | 56 min |
| Aug 13, 7:22 PM CDT | Mesoscale Discussion | SPC | 53 min |
| Aug 14, 2:23 PM CDT | Mesoscale Discussion | SPC | 67 min |
| Aug 14, 6:31 PM CDT | Mesoscale Discussion | SPC | 59 min |
| Aug 19, 3:30 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 19, 4:20 AM CDT | Special Weather Statement | MPX | 40 min |
| Aug 21, 8:48 PM CDT | Dense Fog Advisory | MPX | 12 hr |
| Aug 31, 3:30 PM CDT | Special Weather Statement | MPX | 75 min |
| Aug 31, 4:52 PM CDT | Areal Flood Advisory | MPX | 4 hr |
| Sep 3, 2:53 AM CDT | Wind Advisory | MPX | 14 hr |
| Sep 6, 3:35 AM CDT | Wind Advisory | MPX | 35 hr |
| Sep 6, 5:33 PM CDT | Special Weather Statement | MPX | 57 min |
| Sep 15, 2:19 PM CDT | Tornado Watch | SPC | 6 hr |
| Sep 15, 5:21 PM CDT | Severe Thunderstorm Warning | MPX | 39 min |
| Sep 15, 5:43 PM CDT | Severe Thunderstorm Warning | MPX | 32 min |
| Sep 15, 5:49 PM CDT | Severe Thunderstorm Warning | MPX | 41 min |
| Sep 15, 6:07 PM CDT | Mesoscale Discussion | SPC | 53 min |
| Sep 21, 2:04 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Sep 22, 4:00 AM CDT | Flood Watch | MPX | 46 hr |
| Sep 22, 4:37 PM CDT | Areal Flood Advisory | MPX | 8 hr |
| Sep 22, 5:36 PM CDT | Mesoscale Discussion | SPC | 54 min |
| Sep 22, 10:36 PM CDT | Special Weather Statement | MPX | 39 min |
| Sep 22, 11:16 PM CDT | Areal Flood Warning | MPX | 10 hr |
| Sep 23, 3:01 AM CDT | Flash Flood Warning | MPX | 6 hr |
| Sep 23, 8:39 AM CDT | Flash Flood Warning | MPX | 6 hr |
| Sep 23, 2:25 PM CDT | Areal Flood Warning | MPX | 48 hr |
| Sep 24, 4:24 AM CDT | Wind Advisory | MPX | 9 hr |
| Sep 25, 2:21 PM CDT | Areal Flood Warning | MPX | 3 days |
| Oct 2, 3:14 AM CDT | Frost Advisory | MPX | 30 hr |
| Oct 2, 3:15 PM CDT | Freeze Warning | MPX | 18 hr |
| Oct 20, 3:41 AM CDT | Wind Advisory | MPX | 15 hr |
| Oct 24, 3:57 PM CDT | High Wind Watch | MPX | 24 hr |
| Oct 25, 3:58 PM CDT | High Wind Warning | MPX | 47 hr |
| Oct 27, 3:10 PM CDT | Wind Advisory | MPX | 10 hr |
| Nov 3, 9:13 AM CDT | Wind Advisory | MPX | 10 hr |
| Nov 12, 3:40 PM CST | Winter Weather Advisory | MPX | 36 hr |
| Nov 12, 9:19 PM CST | Mesoscale Discussion | SPC | 4 hr |
| Nov 13, 2:28 AM CST | Mesoscale Discussion | SPC | 5 hr |
| Nov 20, 3:04 PM CST | Freezing Rain Advisory | MPX | 24 hr |
| Nov 21, 3:07 PM CST | Freezing Rain Advisory | MPX | 27 hr |
| Nov 22, 2:32 AM CST | Mesoscale Discussion | SPC | 6 hr |
| Nov 23, 3:23 PM CST | Winter Weather Advisory | MPX | 32 hr |
| Nov 29, 4:46 AM CST | Winter Weather Advisory | MPX | 40 hr |
| Nov 30, 11:55 AM CST | Wind Advisory | MPX | 6 hr |
| Dec 2, 3:20 AM CST | Winter Storm Watch | MPX | 12 hr |
| Dec 2, 3:17 PM CST | Winter Storm Warning | MPX | 39 hr |
| Dec 3, 10:13 AM CST | Mesoscale Discussion | SPC | 4 hr |
| Dec 9, 3:00 PM CST | Winter Storm Watch | MPX | 14 hr |
| Dec 10, 5:02 AM CST | Winter Storm Warning | MPX | 49 hr |
| Dec 10, 1:57 PM CST | Blizzard Warning | MPX | 43 hr |
| Dec 10, 4:40 PM CST | Mesoscale Discussion | SPC | 4 hr |
| Dec 11, 1:47 AM CST | Mesoscale Discussion | SPC | 6 hr |
| Dec 11, 9:56 AM CST | Mesoscale Discussion | SPC | 5 hr |
| Dec 11, 4:13 PM CST | Wind Chill Advisory | MPX | 20 hr |
| Dec 12, 3:59 PM CST | Wind Chill Advisory | MPX | 17 hr |
| Dec 15, 3:29 AM CST | Winter Weather Advisory | MPX | 36 hr |
| Dec 15, 11:30 AM CST | Winter Storm Warning | MPX | 14 hr |
| Dec 19, 2:12 PM CST | Winter Storm Warning | MPX | 38 hr |
| Dec 19, 2:12 PM CST | Winter Weather Advisory | MPX | 22 hr |
| Dec 23, 3:39 AM CST | Winter Weather Advisory | MPX | 32 hr |
| Dec 29, 11:33 AM CST | Dense Fog Advisory | MPX | 15 hr |
| Dec 30, 2:53 PM CST | Winter Weather Advisory | MPX | 45 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 archive20092011
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.