Alert archive / Wisconsin / Winnebago County
Weather alerts in Winnebago County, Wisconsin, 2026
130 weather alerts in 2026, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Winnebago County and its neighbors
Each county as a circle sized by its count in 2026. Tap one for its archive.
- Alerts
- 130
- Warnings
- 29
- Watches
- 22
- Advisories
- 36
- Busiest month
- July33 alerts
- Busiest day
- July 27, 202613 alerts
Over time
By month
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 16, 1:38 AM CST | Winter Weather Advisory | GRB | 34 hr |
| Jan 17, 2:00 PM CST | Cold Weather Advisory | GRB | 68 hr |
| Jan 18, 2:05 AM CST | Winter Weather Advisory | GRB | 34 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 18, 4:38 AM CST | Special Weather Statement | GRB | 52 min |
| 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, 1:39 AM CDT | Wind Advisory | GRB | 40 hr |
| Mar 12, 2:38 PM CDT | Winter Storm Watch | GRB | 22 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 16, 4:25 AM CDT | Mesoscale Discussion | SPC | 5 hr |
| Mar 16, 11:37 AM CDT | Winter Weather Advisory | GRB | 9 hr |
| Mar 30, 10:51 PM CDT | Special Weather Statement | GRB | 24 min |
| Mar 31, 8:10 AM CDT | Special Weather Statement | GRB | 50 min |
| Mar 31, 8:26 AM CDT | Special Weather Statement | GRB | 34 min |
| Mar 31, 11:24 AM CDT | Special Weather Statement | GRB | 36 min |
| Apr 1, 3:16 AM CDT | Winter Weather Advisory | GRB | 31 hr |
| Apr 2, 7:27 AM CDT | Mesoscale Discussion | SPC | 3 hr |
| Apr 2, 8:10 PM CDT | Special Weather Statement | GRB | 50 min |
| Apr 4, 10:36 AM CDT | River Flood Warning | GRB | 25 days |
| Apr 13, 2:04 AM CDT | Flood Watch | GRB | 49 hr |
| Apr 13, 1:57 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Apr 13, 3:11 PM CDT | Tornado Watch | SPC | 7 hr |
| Apr 13, 9:15 PM CDT | Mesoscale Discussion | SPC | 60 min |
| Apr 13, 9:42 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Apr 13, 10:21 PM CDT | Areal Flood Advisory | GRB | 6 hr |
| Apr 13, 10:35 PM CDT | Special Weather Statement | GRB | 55 min |
| Apr 13, 10:54 PM CDT | Flash Flood Warning | GRB | 5 hr |
| Apr 14, 3:52 AM CDT | Areal Flood Advisory | GRB | 6 hr |
| Apr 14, 2:33 PM CDT | Tornado Watch | SPC | 9 hr |
| Apr 14, 6:10 PM CDT | Severe Thunderstorm Warning | GRB | 50 min |
| Apr 14, 7:03 PM CDT | Special Weather Statement | GRB | 27 min |
| Apr 14, 7:19 PM CDT | Special Weather Statement | GRB | 41 min |
| Apr 14, 7:39 PM CDT | Areal Flood Advisory | GRB | 92 min |
| 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 15, 2:30 PM CDT | Flood Watch | GRB | 8 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 17, 12:40 PM CDT | Tornado Watch | SPC | 9 hr |
| Apr 17, 4:11 PM CDT | Special Weather Statement | GRB | 34 min |
| Apr 20, 8:24 AM CDT | River Flood Warning | GRB | 21 days |
| Apr 22, 6:53 AM CDT | River Flood Warning | GRB | 11 days |
| Apr 22, 8:27 AM CDT | River Flood Warning | GRB | 10 days |
| Apr 27, 12:49 PM CDT | Special Weather Statement | GRB | 56 min |
| Apr 29, 1:03 PM CDT | Frost Advisory | GRB | 19 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 17, 2:25 PM CDT | Special Weather Statement | GRB | 50 min |
| May 17, 3:46 PM CDT | Special Weather Statement | GRB | 29 min |
| May 19, 12:02 AM CDT | Special Weather Statement | GRB | 43 min |
| May 27, 3:14 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Jun 5, 8:38 PM CDT | Special Weather Statement | GRB | 37 min |
| Jun 5, 9:18 PM CDT | Mesoscale Discussion | SPC | 87 min |
| Jun 10, 12:00 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jun 10, 2:55 PM CDT | Severe Thunderstorm Warning | GRB | 65 min |
| Jun 10, 3:25 PM CDT | Severe Thunderstorm Warning | GRB | 50 min |
| Jun 11, 8:02 PM CDT | Special Weather Statement | GRB | 58 min |
| Jun 24, 12:44 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 24, 1:55 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 24, 5:28 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Jun 24, 5:33 PM CDT | Special Weather Statement | GRB | 42 min |
| Jun 28, 1:33 AM CDT | Extreme Heat Watch | GRB | 10 hr |
| Jun 28, 11:54 AM CDT | Extreme Heat Warning | GRB | 55 hr |
| Jun 30, 8:38 AM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
| Jul 1, 12:35 AM CDT | Heat Advisory | GRB | 19 hr |
| Jul 1, 6:43 AM CDT | Severe Thunderstorm Warning | GRB | 47 min |
| Jul 1, 6:59 AM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 1, 7:15 AM CDT | Severe Thunderstorm Warning | GRB | 45 min |
| Jul 1, 7:25 AM CDT | Severe Thunderstorm Warning | GRB | 50 min |
| Jul 1, 10:11 AM CDT | Mesoscale Discussion | SPC | 94 min |
| Jul 1, 11:05 AM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
| Jul 1, 11:23 AM CDT | Flood Watch | GRB | 19 hr |
| Jul 1, 10:12 PM CDT | Areal Flood Advisory | GRB | 6 hr |
| Jul 1, 10:21 PM CDT | Special Weather Statement | GRB | 39 min |
| Jul 1, 10:51 PM CDT | Flash Flood Warning | GRB | 3 hr |
| Jul 1, 11:27 PM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
| Jul 1, 11:58 PM CDT | Severe Thunderstorm Warning | GRB | 42 min |
| Jul 2, 12:03 AM CDT | Areal Flood Advisory | GRB | 4 hr |
| Jul 8, 1:59 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 8, 3:11 PM CDT | Severe Thunderstorm Warning | GRB | 49 min |
| Jul 8, 5:20 PM CDT | Areal Flood Advisory | GRB | 106 min |
| Jul 12, 1:33 PM CDT | Heat Advisory | GRB | 3 days |
| Jul 20, 3:49 PM CDT | Tornado Watch | SPC | 7 hr |
| Jul 20, 9:52 PM CDT | Mesoscale Discussion | SPC | 53 min |
| Jul 26, 8:28 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Jul 27, 12:47 AM CDT | Special Weather Statement | GRB | 58 min |
| Jul 27, 8:43 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 27, 9:05 AM CDT | Heat Advisory | GRB | 10 hr |
| Jul 27, 9:40 AM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 27, 11:13 AM CDT | Severe Thunderstorm Warning | GRB | 47 min |
| Jul 27, 11:58 AM CDT | Severe Thunderstorm Warning | GRB | 62 min |
| Jul 27, 11:59 AM CDT | Tornado Warning | GRB | 46 min |
| Jul 27, 12:16 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Jul 27, 12:17 PM CDT | Tornado Warning | GRB | 24 min |
| Jul 27, 12:43 PM CDT | Severe Thunderstorm Warning | GRB | 32 min |
| Jul 27, 1:08 PM CDT | Areal Flood Advisory | GRB | 76 min |
| Jul 27, 4:57 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Aug 6, 3:09 AM CDT | Dense Fog Advisory | GRB | 6 hr |
| Aug 11, 10:04 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Aug 13, 5:05 AM CDT | Dense Fog Advisory | GRB | 4 hr |
| Aug 18, 2:48 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 21, 4:47 PM CDT | Special Weather Statement | GRB | 28 min |
| Aug 21, 7:03 PM CDT | Severe Thunderstorm Warning | GRB | 29 min |
| Sep 2, 12:45 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Sep 2, 2:16 AM CDT | Special Weather Statement | GRB | 44 min |
| Sep 2, 4:46 AM CDT | Special Weather Statement | GRB | 44 min |
| Sep 3, 7:52 AM CDT | Mesoscale Discussion | SPC | 83 min |
| Sep 3, 11:26 PM CDT | Mesoscale Discussion | SPC | 94 min |
| Sep 4, 12:43 AM CDT | Severe Thunderstorm Warning | GRB | 18 min |
| Sep 4, 1:06 AM CDT | Severe Thunderstorm Warning | GRB | 39 min |
| Sep 4, 1:33 AM CDT | Severe Thunderstorm Warning | GRB | 57 min |
| Sep 4, 2:08 AM CDT | Mesoscale Discussion | SPC | 97 min |
| Sep 4, 4:49 AM CDT | Areal Flood Advisory | GRB | 4 hr |
| Sep 4, 7:19 AM CDT | Special Weather Statement | GRB | 56 min |
| Sep 4, 7:39 AM CDT | Areal Flood Advisory | GRB | 2 hr |
| Sep 14, 10:38 PM CDT | Areal Flood Advisory | GRB | 3 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 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.