Alert archive / Wisconsin / Washburn County
Weather alerts in Washburn County, Wisconsin, 2011
143 weather alerts in 2011, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Washburn County and its neighbors
Each county as a circle sized by its count in 2011. Tap one for its archive.
- Alerts
- 143
- Warnings
- 32
- Watches
- 20
- Advisories
- 22
- Busiest month
- July39 alerts
- Busiest day
- August 2, 201118 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Washburn County, 2011
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 25 | 12 | 52% | 10 | 90% | 20 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2011
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Duluth, MN: tornado warnings | 12 | 6 | 50% | 9 | 89% | 20 min |
| NWS Duluth, MN: severe thunderstorm warnings | 218 | 70 | 68% | 209 | 82% | 25 min |
| NWS Duluth, MN: flash flood warnings | 16 | 4 | 75% | 6 | 100% | 53 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 6, 1:39 PM CST | Wind Chill Advisory | DLH | 19 hr |
| Jan 14, 12:08 PM CST | Winter Weather Advisory | DLH | 11 hr |
| Jan 20, 3:12 AM CST | Wind Chill Advisory | DLH | 29 hr |
| Jan 21, 12:15 PM CST | Wind Chill Advisory | DLH | 24 hr |
| Jan 27, 3:09 PM CST | Winter Weather Advisory | DLH | 36 hr |
| Jan 28, 1:19 PM CST | Mesoscale Discussion | SPC | 3 hr |
| Feb 7, 2:26 PM CST | Wind Chill Advisory | DLH | 20 hr |
| Feb 8, 3:08 PM CST | Wind Chill Advisory | DLH | 19 hr |
| Feb 18, 3:15 PM CST | Winter Storm Watch | DLH | 24 hr |
| Feb 19, 3:01 PM CST | Winter Storm Warning | DLH | 51 hr |
| Mar 20, 11:39 AM CDT | Dense Fog Advisory | DLH | 13 hr |
| Mar 20, 4:03 PM CDT | Winter Storm Watch | DLH | 24 hr |
| Mar 21, 3:33 PM CDT | Winter Storm Warning | DLH | 51 hr |
| Mar 22, 3:49 PM CDT | Mesoscale Discussion | SPC | 5 hr |
| Apr 9, 11:47 PM CDT | Severe Thunderstorm Warning | DLH | 28 min |
| Apr 10, 1:30 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 10, 3:19 PM CDT | Tornado Watch | SPC | 7 hr |
| Apr 10, 4:03 PM CDT | Special Weather Statement | DLH | 12 min |
| Apr 15, 3:56 AM CDT | Winter Weather Advisory | DLH | 32 hr |
| Apr 18, 3:39 AM CDT | Winter Storm Watch | DLH | 12 hr |
| May 10, 9:32 PM CDT | Severe Thunderstorm Warning | DLH | 21 min |
| May 10, 10:08 PM CDT | Special Weather Statement | DLH | 37 min |
| May 10, 11:47 PM CDT | Severe Thunderstorm Warning | DLH | 58 min |
| May 22, 12:59 PM CDT | Special Weather Statement | DLH | 46 min |
| May 22, 1:35 PM CDT | Special Weather Statement | DLH | 30 min |
| May 22, 2:59 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 22, 3:43 PM CDT | Tornado Watch | SPC | 5 hr |
| May 22, 3:44 PM CDT | Special Weather Statement | DLH | 46 min |
| May 23, 4:17 PM CDT | Special Weather Statement | DLH | 58 min |
| May 25, 1:36 PM CDT | Frost Advisory | DLH | 18 hr |
| May 26, 3:47 AM CDT | Freeze Watch | DLH | 10 hr |
| May 26, 2:03 PM CDT | Freeze Warning | DLH | 17 hr |
| May 28, 2:11 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 28, 5:22 PM CDT | Mesoscale Discussion | SPC | 53 min |
| May 30, 2:35 AM CDT | Special Weather Statement | DLH | 25 min |
| May 30, 3:05 AM CDT | Special Weather Statement | DLH | 25 min |
| May 30, 5:54 AM CDT | Special Weather Statement | DLH | 36 min |
| May 30, 6:15 AM CDT | Special Weather Statement | DLH | 30 min |
| May 30, 6:51 AM CDT | Mesoscale Discussion | SPC | 114 min |
| May 30, 8:06 AM CDT | Special Weather Statement | DLH | 24 min |
| May 30, 9:09 AM CDT | Special Weather Statement | DLH | 21 min |
| May 30, 9:27 AM CDT | Severe Thunderstorm Warning | DLH | 33 min |
| May 30, 9:54 AM CDT | Severe Thunderstorm Warning | DLH | 36 min |
| May 30, 11:45 AM CDT | Special Weather Statement | DLH | 15 min |
| May 30, 12:12 PM CDT | Special Weather Statement | DLH | 18 min |
| May 30, 12:29 PM CDT | Severe Thunderstorm Warning | DLH | 46 min |
| May 30, 1:48 PM CDT | Special Weather Statement | DLH | 12 min |
| May 31, 4:00 AM CDT | Wind Advisory | DLH | 18 hr |
| Jun 3, 3:33 PM CDT | Mesoscale Discussion | SPC | 87 min |
| Jun 3, 5:28 PM CDT | Tornado Watch | SPC | 5 hr |
| Jun 6, 11:31 PM CDT | Special Weather Statement | DLH | 44 min |
| Jun 6, 11:45 PM CDT | Severe Thunderstorm Warning | DLH | 27 min |
| Jun 7, 12:19 AM CDT | Special Weather Statement | DLH | 41 min |
| Jun 16, 8:42 PM CDT | Dense Fog Advisory | DLH | 12 hr |
| Jun 18, 4:06 AM CDT | Special Weather Statement | DLH | 54 min |
| Jun 18, 3:20 PM CDT | Flash Flood Watch | DLH | 18 hr |
| Jun 30, 3:57 AM CDT | Heat Advisory | DLH | 41 hr |
| Jul 1, 2:08 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jul 1, 5:03 PM CDT | Mesoscale Discussion | SPC | 57 min |
| Jul 1, 6:36 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Jul 1, 7:08 PM CDT | Severe Thunderstorm Warning | DLH | 52 min |
| Jul 1, 7:47 PM CDT | Severe Thunderstorm Warning | DLH | 58 min |
| Jul 1, 8:52 PM CDT | Severe Thunderstorm Warning | DLH | 53 min |
| Jul 1, 9:46 PM CDT | Severe Thunderstorm Warning | DLH | 59 min |
| Jul 1, 10:04 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Jul 5, 1:22 AM CDT | Special Weather Statement | DLH | 53 min |
| Jul 5, 7:48 AM CDT | Special Weather Statement | DLH | 72 min |
| Jul 15, 3:32 AM CDT | Excessive Heat Watch | DLH | 34 hr |
| Jul 15, 3:42 PM CDT | Excessive Heat Warning | DLH | 5 days |
| Jul 16, 3:46 AM CDT | Heat Advisory | DLH | 5 days |
| Jul 17, 1:06 PM CDT | Flash Flood Watch | DLH | 14 hr |
| Jul 17, 4:34 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 17, 6:11 PM CDT | Mesoscale Discussion | SPC | 64 min |
| Jul 17, 7:01 PM CDT | Severe Thunderstorm Warning | DLH | 44 min |
| Jul 17, 7:38 PM CDT | Severe Thunderstorm Warning | DLH | 52 min |
| Jul 18, 2:06 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Jul 19, 9:07 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 19, 3:03 PM CDT | Severe Thunderstorm Warning | DLH | 27 min |
| Jul 19, 4:41 PM CDT | Severe Thunderstorm Warning | DLH | 49 min |
| Jul 19, 5:04 PM CDT | Severe Thunderstorm Warning | DLH | 41 min |
| Jul 19, 5:44 PM CDT | Severe Thunderstorm Warning | DLH | 46 min |
| Jul 19, 6:42 PM CDT | Severe Thunderstorm Warning | DLH | 33 min |
| Jul 19, 7:35 PM CDT | Severe Thunderstorm Warning | DLH | 40 min |
| Jul 23, 9:05 AM CDT | Special Weather Statement | DLH | 25 min |
| Jul 30, 10:52 AM CDT | Special Weather Statement | DLH | 38 min |
| Jul 30, 11:28 AM CDT | Special Weather Statement | DLH | 62 min |
| Jul 30, 11:28 AM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 30, 4:40 PM CDT | Special Weather Statement | DLH | 35 min |
| Jul 30, 5:30 PM CDT | Special Weather Statement | DLH | 60 min |
| Jul 30, 5:31 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 30, 6:32 PM CDT | Special Weather Statement | DLH | 58 min |
| Jul 30, 6:59 PM CDT | Special Weather Statement | DLH | 46 min |
| Jul 30, 7:38 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Jul 30, 8:57 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Jul 30, 9:14 PM CDT | Special Weather Statement | DLH | 16 min |
| Jul 30, 9:50 PM CDT | Special Weather Statement | DLH | 40 min |
| Aug 1, 3:25 PM CDT | Flash Flood Watch | DLH | 21 hr |
| Aug 1, 7:41 PM CDT | Special Weather Statement | DLH | 34 min |
| Aug 1, 8:36 PM CDT | Special Weather Statement | DLH | 39 min |
| Aug 1, 9:40 PM CDT | Mesoscale Discussion | SPC | 95 min |
| Aug 1, 10:13 PM CDT | Special Weather Statement | DLH | 47 min |
| Aug 1, 10:35 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 2, 1:24 AM CDT | Mesoscale Discussion | SPC | 96 min |
| Aug 2, 2:20 AM CDT | Severe Thunderstorm Watch | SPC | 10 hr |
| Aug 2, 2:38 AM CDT | Severe Thunderstorm Warning | DLH | 67 min |
| Aug 2, 3:32 AM CDT | Mesoscale Discussion | SPC | 88 min |
| Aug 2, 3:41 AM CDT | Special Weather Statement | DLH | 34 min |
| Aug 2, 4:35 AM CDT | Special Weather Statement | DLH | 25 min |
| Aug 2, 5:23 AM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 2, 6:54 AM CDT | Areal Flood Advisory | DLH | 6 hr |
| Aug 2, 7:31 AM CDT | Special Weather Statement | DLH | 59 min |
| Aug 2, 8:49 AM CDT | Special Weather Statement | DLH | 26 min |
| Aug 2, 9:13 AM CDT | Severe Thunderstorm Warning | DLH | 47 min |
| Aug 2, 9:51 AM CDT | Severe Thunderstorm Warning | DLH | 39 min |
| Aug 2, 11:51 AM CDT | Mesoscale Discussion | SPC | 24 min |
| Aug 6, 2:42 PM CDT | Special Weather Statement | DLH | 48 min |
| Aug 6, 3:25 PM CDT | Special Weather Statement | DLH | 65 min |
| Aug 8, 7:58 PM CDT | Special Weather Statement | DLH | 47 min |
| Aug 8, 8:18 PM CDT | Severe Thunderstorm Warning | DLH | 57 min |
| Aug 8, 8:50 PM CDT | Special Weather Statement | DLH | 55 min |
| Aug 13, 1:27 PM CDT | Special Weather Statement | DLH | 33 min |
| Aug 14, 3:31 AM CDT | Dense Fog Advisory | DLH | 6 hr |
| Aug 16, 5:37 PM CDT | Special Weather Statement | DLH | 53 min |
| Aug 19, 5:51 AM CDT | Severe Thunderstorm Warning | DLH | 39 min |
| Aug 19, 6:28 AM CDT | Severe Thunderstorm Warning | DLH | 32 min |
| Aug 20, 8:53 PM CDT | Special Weather Statement | DLH | 22 min |
| Aug 21, 2:18 PM CDT | Special Weather Statement | DLH | 27 min |
| Aug 26, 7:07 AM CDT | Special Weather Statement | DLH | 23 min |
| Sep 12, 1:15 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 13, 4:11 AM CDT | Freeze Watch | DLH | 24 hr |
| Sep 14, 4:20 AM CDT | Freeze Warning | DLH | 28 hr |
| Sep 14, 6:38 PM CDT | Special Weather Statement | DLH | 52 min |
| Sep 15, 3:55 PM CDT | Freeze Warning | DLH | 16 hr |
| Sep 20, 3:45 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 28, 5:23 PM CDT | Wind Advisory | DLH | 25 hr |
| Oct 6, 2:21 PM CDT | Wind Advisory | DLH | 38 hr |
| Nov 18, 3:31 PM CST | Winter Weather Advisory | DLH | 31 hr |
| Nov 19, 6:11 AM CST | Mesoscale Discussion | SPC | 4 hr |
| Nov 19, 1:05 PM CST | Mesoscale Discussion | SPC | 4 hr |
| Dec 3, 3:49 AM CST | Winter Weather Advisory | DLH | 31 hr |
| Dec 11, 3:32 PM CST | Freezing Rain Advisory | DLH | 53 hr |
| Dec 12, 8:54 PM CST | Dense Fog Advisory | DLH | 12 hr |
| Dec 31, 4:48 AM CST | Winter Storm Warning | DLH | 31 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 | 25 |
| Severe Thunderstorm Watch | 8 |
| Tornado Watch | 3 |
| Mesoscale Discussion | 23 |
| Special Weather Statement | 46 |
| Flooding | |
| Flash Flood Watch | 3 |
| Areal Flood Advisory | 1 |
| Winter | |
| Winter Storm Warning | 3 |
| Winter Storm Watch | 3 |
| Freezing Rain Advisory | 1 |
| Winter Weather Advisory | 5 |
| Heat | |
| Excessive Heat Warning | 1 |
| Excessive Heat Watch | 1 |
| Heat Advisory | 2 |
| Cold | |
| Freeze Warning | 3 |
| Freeze Watch | 2 |
| Frost Advisory | 1 |
| Wind Chill Advisory | 5 |
| Wind and dust | |
| Wind Advisory | 3 |
| Fog and smoke | |
| Dense Fog Advisory | 4 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20102012
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.