Alert archive / Wisconsin / Door County
Weather alerts in Door County, Wisconsin, 2026
101 weather alerts in 2026, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Door County and its neighbors
Each county as a circle sized by its count in 2026. Tap one for its archive.
- Alerts
- 101
- Warnings
- 24
- Watches
- 10
- Advisories
- 33
- Busiest month
- July23 alerts
- Busiest day
- July 21, 20267 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
0 of 1 tornado warnings covering Door County in 2026 had a tornado report inside them.
Door County, 2026
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 1 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 11 | 6 | 45% | 10 | 90% | 21 min |
| Flash flood warnings | 1 | 1 | 0% | 0 |
Each office's whole area, 2026
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Green Bay, WI: tornado warnings | 26 | 4 | 85% | 10 | 60% | 23 min |
| NWS Green Bay, WI: severe thunderstorm warnings | 149 | 62 | 58% | 186 | 80% | 25 min |
| NWS Green Bay, WI: flash flood warnings | 12 | 8 | 33% | 31 | 74% | 50 min |
An office's figures cover every county it serves, including across state lines.
The year is still running; reports filed late and damage surveys can still change these figures.
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 4, 3:34 AM CST | Winter Weather Advisory | GRB | 21 hr |
| Jan 5, 3:17 AM CST | Winter Weather Advisory | GRB | 43 hr |
| Jan 8, 2:01 AM CST | Dense Fog Advisory | GRB | 10 hr |
| Jan 8, 10:39 AM CST | Flood Watch | GRB | 21 hr |
| Jan 10, 2:30 AM CST | Winter Storm Warning | GRB | 21 hr |
| Jan 16, 1:38 AM CST | Winter Weather Advisory | GRB | 34 hr |
| Jan 18, 2:05 AM CST | Winter Weather Advisory | GRB | 34 hr |
| Jan 19, 2:01 AM CST | Cold Weather Advisory | GRB | 32 hr |
| Jan 20, 1:36 PM CST | Extreme Cold Watch | GRB | 48 hr |
| Jan 21, 1:31 PM CST | Extreme Cold Warning | GRB | 67 hr |
| Jan 24, 1:18 PM CST | Cold Weather Advisory | GRB | 23 hr |
| Jan 25, 2:33 AM CST | Cold Weather Advisory | GRB | 33 hr |
| Feb 8, 2:18 PM CST | Winter Weather Advisory | GRB | 36 hr |
| Feb 19, 1:42 PM CST | Winter Weather Advisory | GRB | 46 hr |
| Feb 23, 1:54 PM CST | Winter Weather Advisory | GRB | 27 hr |
| Mar 5, 9:39 PM CST | Dense Fog Advisory | GRB | 29 hr |
| Mar 10, 2:13 AM CDT | Winter Weather Advisory | GRB | 35 hr |
| Mar 12, 1:42 AM CDT | Winter Storm Warning | GRB | 35 hr |
| Mar 12, 1:42 AM CDT | Winter Weather Advisory | GRB | 35 hr |
| Mar 12, 2:38 PM CDT | Winter Storm Watch | GRB | 22 hr |
| Mar 13, 2:06 AM CDT | Mesoscale Discussion | SPC | 4 hr |
| Mar 13, 12:59 PM CDT | Winter Storm Warning | GRB | 49 hr |
| Mar 14, 1:13 PM CDT | Blizzard Warning | GRB | 56 hr |
| Mar 15, 5:40 AM CDT | Mesoscale Discussion | SPC | 5 hr |
| Mar 16, 4:25 AM CDT | Mesoscale Discussion | SPC | 5 hr |
| Mar 16, 9:02 PM CDT | Winter Weather Advisory | GRB | 118 min |
| Mar 30, 11:28 PM CDT | Severe Thunderstorm Warning | GRB | 34 min |
| Apr 1, 3:16 AM CDT | Winter Weather Advisory | GRB | 31 hr |
| Apr 2, 9:57 AM CDT | Winter Weather Advisory | GRB | 3 hr |
| Apr 12, 5:59 PM CDT | Special Weather Statement | GRB | 46 min |
| Apr 13, 2:04 AM CDT | Flood Watch | GRB | 49 hr |
| Apr 13, 10:01 PM CDT | Flash Flood Warning | GRB | 6 hr |
| Apr 14, 3:52 AM CDT | Areal Flood Advisory | GRB | 6 hr |
| Apr 14, 9:43 AM CDT | Areal Flood Warning | GRB | 9 hr |
| Apr 14, 6:51 PM CDT | Areal Flood Warning | GRB | 9 hr |
| Apr 15, 2:34 AM CDT | Areal Flood Warning | GRB | 11 hr |
| Apr 15, 2:58 AM CDT | Dense Fog Advisory | GRB | 7 hr |
| Apr 15, 2:19 PM CDT | Dense Fog Advisory | GRB | 20 hr |
| Apr 16, 1:33 PM CDT | Flood Watch | GRB | 37 hr |
| Apr 16, 8:36 PM CDT | Dense Fog Advisory | GRB | 12 hr |
| Apr 30, 1:31 PM CDT | Frost Advisory | GRB | 18 hr |
| May 1, 7:56 AM CDT | Freeze Warning | GRB | 24 hr |
| May 5, 1:42 PM CDT | Frost Advisory | GRB | 18 hr |
| May 6, 1:23 PM CDT | Frost Advisory | GRB | 19 hr |
| May 7, 12:47 PM CDT | Frost Advisory | GRB | 19 hr |
| May 10, 12:02 PM CDT | Freeze Warning | GRB | 20 hr |
| May 12, 4:36 PM CDT | Mesoscale Discussion | SPC | 114 min |
| May 20, 1:17 PM CDT | Frost Advisory | GRB | 19 hr |
| May 21, 1:05 PM CDT | Beach Hazards Statement | GRB | 33 hr |
| May 25, 3:22 AM CDT | Beach Hazards Statement | GRB | 25 hr |
| Jun 3, 1:45 AM CDT | Beach Hazards Statement | GRB | 46 hr |
| Jun 5, 2:38 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Jun 5, 8:41 PM CDT | Special Weather Statement | GRB | 49 min |
| Jun 9, 3:06 AM CDT | Dense Fog Advisory | GRB | 7 hr |
| Jun 9, 10:31 PM CDT | Dense Fog Advisory | GRB | 11 hr |
| Jun 10, 9:46 AM CDT | Beach Hazards Statement | GRB | 13 hr |
| Jun 11, 2:55 AM CDT | Beach Hazards Statement | GRB | 23 hr |
| Jun 11, 9:08 PM CDT | Special Weather Statement | GRB | 67 min |
| Jun 16, 3:43 PM CDT | Beach Hazards Statement | GRB | 36 hr |
| Jun 28, 8:28 AM CDT | Beach Hazards Statement | GRB | 63 hr |
| Jun 28, 11:54 AM CDT | Extreme Heat Warning | GRB | 55 hr |
| Jun 29, 3:31 AM CDT | Special Weather Statement | GRB | 59 min |
| Jun 30, 8:38 AM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
| Jun 30, 10:34 AM CDT | Mesoscale Discussion | SPC | 116 min |
| Jun 30, 3:19 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 30, 5:33 PM CDT | Mesoscale Discussion | SPC | 87 min |
| Jun 30, 6:24 PM CDT | Severe Thunderstorm Warning | GRB | 42 min |
| Jul 1, 12:35 AM CDT | Heat Advisory | GRB | 19 hr |
| Jul 1, 8:33 AM CDT | Severe Thunderstorm Warning | GRB | 57 min |
| Jul 1, 9:21 AM CDT | Severe Thunderstorm Warning | GRB | 29 min |
| Jul 8, 1:59 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 8, 8:10 PM CDT | Areal Flood Advisory | GRB | 3 hr |
| Jul 12, 1:33 PM CDT | Heat Advisory | GRB | 3 days |
| Jul 12, 4:42 PM CDT | Special Weather Statement | GRB | 63 min |
| Jul 12, 4:54 PM CDT | Severe Thunderstorm Warning | GRB | 43 min |
| Jul 19, 2:10 PM CDT | Beach Hazards Statement | GRB | 37 hr |
| Jul 20, 3:49 PM CDT | Tornado Watch | SPC | 7 hr |
| Jul 20, 7:12 PM CDT | Tornado Warning | GRB | 32 min |
| Jul 20, 8:16 PM CDT | Severe Thunderstorm Warning | GRB | 29 min |
| Jul 20, 8:50 PM CDT | Severe Thunderstorm Warning | GRB | 40 min |
| Jul 20, 9:30 PM CDT | Severe Thunderstorm Warning | GRB | 30 min |
| Jul 20, 9:43 PM CDT | Areal Flood Advisory | GRB | 3 hr |
| Jul 20, 9:52 PM CDT | Mesoscale Discussion | SPC | 53 min |
| Jul 20, 9:59 PM CDT | Special Weather Statement | GRB | 31 min |
| Jul 23, 9:35 AM CDT | Beach Hazards Statement | GRB | 39 hr |
| Jul 27, 8:43 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 27, 9:21 AM CDT | Severe Thunderstorm Warning | GRB | 39 min |
| Jul 27, 9:39 AM CDT | Severe Thunderstorm Warning | GRB | 38 min |
| Jul 27, 11:21 AM CDT | Severe Thunderstorm Warning | GRB | 39 min |
| Jul 27, 4:57 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Aug 3, 1:30 PM CDT | Beach Hazards Statement | GRB | 33 hr |
| Aug 6, 3:09 AM CDT | Dense Fog Advisory | GRB | 6 hr |
| Aug 18, 3:50 PM CDT | Special Weather Statement | GRB | 25 min |
| Aug 18, 4:28 PM CDT | Special Weather Statement | GRB | 47 min |
| Aug 18, 4:52 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Aug 24, 9:29 PM CDT | Beach Hazards Statement | GRB | 38 hr |
| Aug 30, 3:02 AM CDT | Beach Hazards Statement | GRB | 14 hr |
| Sep 7, 1:44 AM CDT | Beach Hazards Statement | GRB | 53 hr |
| Sep 10, 6:53 PM CDT | Beach Hazards Statement | GRB | 42 hr |
| Sep 13, 1:13 PM CDT | Beach Hazards Statement | GRB | 54 hr |
| Sep 19, 12:32 PM CDT | Beach Hazards Statement | GRB | 3 days |
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 archive2025
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.