Alert archive / Illinois / Winnebago County
Weather alerts in Winnebago County, Illinois, 2021
96 weather alerts in 2021, 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 2021. Tap one for its archive.
- Alerts
- 96
- Warnings
- 20
- Watches
- 14
- Advisories
- 34
- Busiest month
- August21 alerts
- Busiest day
- August 9, 20218 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 2, 3:04 PM CST | Dense Fog Advisory | LOT | 20 hr |
| Jan 3, 3:37 PM CST | Dense Fog Advisory | LOT | 29 hr |
| Jan 5, 3:18 PM CST | Dense Fog Advisory | LOT | 19 hr |
| Jan 24, 3:05 AM CST | Winter Storm Watch | LOT | 12 hr |
| Jan 24, 2:55 PM CST | Winter Storm Warning | LOT | 48 hr |
| Jan 29, 3:23 AM CST | Winter Storm Watch | LOT | 24 hr |
| Jan 29, 12:07 PM CST | River Flood Advisory | LOT | 21 hr |
| Jan 29, 2:38 PM CST | Winter Storm Warning | LOT | 51 hr |
| Jan 30, 3:27 AM CST | Winter Weather Advisory | LOT | 39 hr |
| Feb 3, 3:03 AM CST | Winter Storm Watch | LOT | 11 hr |
| Feb 3, 5:47 AM CST | Dense Fog Advisory | LOT | 5 hr |
| Feb 3, 2:29 PM CST | Winter Storm Warning | LOT | 36 hr |
| Feb 3, 2:29 PM CST | Winter Weather Advisory | LOT | 46 hr |
| Feb 6, 3:34 AM CST | Wind Chill Advisory | LOT | 32 hr |
| Feb 8, 3:10 PM CST | Wind Chill Advisory | LOT | 19 hr |
| Feb 13, 3:33 AM CST | Wind Chill Warning | LOT | 31 hr |
| Feb 13, 3:33 AM CST | Wind Chill Advisory | LOT | 56 hr |
| Feb 14, 2:19 PM CST | Winter Weather Advisory | LOT | 43 hr |
| Feb 28, 6:29 AM CST | Dense Fog Advisory | LOT | 6 hr |
| Mar 10, 3:25 AM CST | Wind Advisory | LOT | 23 hr |
| Mar 10, 9:41 PM CST | River Flood Advisory | LOT | 7 days |
| Mar 15, 2:58 AM CDT | Winter Weather Advisory | LOT | 16 hr |
| Mar 17, 2:35 PM CDT | Wind Advisory | LOT | 28 hr |
| Mar 29, 2:56 AM CDT | Wind Advisory | LOT | 22 hr |
| Mar 29, 4:25 AM CDT | Red Flag Warning | LOT | 16 hr |
| Apr 10, 2:34 PM CDT | River Flood Advisory | LOT | 44 hr |
| Apr 19, 3:45 AM CDT | Freeze Watch | LOT | 11 hr |
| Apr 19, 2:58 PM CDT | Freeze Warning | LOT | 42 hr |
| Apr 21, 3:22 AM CDT | Freeze Warning | LOT | 29 hr |
| Apr 29, 5:06 PM CDT | Special Weather Statement | LOT | 54 min |
| Apr 30, 2:50 PM CDT | Wind Advisory | LOT | 28 hr |
| May 7, 2:07 PM CDT | Frost Advisory | LOT | 18 hr |
| May 10, 2:23 PM CDT | Frost Advisory | LOT | 18 hr |
| May 11, 2:11 PM CDT | Frost Advisory | LOT | 17 hr |
| Jun 8, 4:51 PM CDT | Special Weather Statement | LOT | 24 min |
| Jun 11, 1:07 PM CDT | Special Weather Statement | LOT | 113 min |
| Jun 17, 8:48 AM CDT | Special Weather Statement | LOT | 42 min |
| Jun 18, 2:41 AM CDT | Special Weather Statement | LOT | 49 min |
| Jun 18, 3:34 AM CDT | Special Weather Statement | LOT | 41 min |
| Jun 20, 8:10 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 20, 8:39 PM CDT | Severe Thunderstorm Warning | LOT | 21 min |
| Jun 20, 9:54 PM CDT | Mesoscale Discussion | SPC | 66 min |
| Jun 28, 3:01 AM CDT | Flash Flood Watch | LOT | 40 hr |
| Jul 7, 1:16 PM CDT | Tornado Warning | LOT | 35 min |
| Jul 7, 2:02 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Jul 14, 11:45 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 14, 2:01 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Jul 14, 5:42 PM CDT | Mesoscale Discussion | SPC | 63 min |
| Jul 14, 9:15 PM CDT | Mesoscale Discussion | SPC | 90 min |
| Jul 14, 11:17 PM CDT | Mesoscale Discussion | SPC | 58 min |
| Jul 14, 11:57 PM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
| Jul 15, 12:08 AM CDT | Severe Thunderstorm Warning | LOT | 52 min |
| Jul 15, 12:47 AM CDT | Severe Thunderstorm Warning | LOT | 43 min |
| Jul 24, 3:00 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 29, 12:32 AM CDT | Mesoscale Discussion | SPC | 88 min |
| Jul 29, 1:00 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 29, 1:23 AM CDT | Severe Thunderstorm Warning | LOT | 82 min |
| Jul 29, 1:34 AM CDT | Mesoscale Discussion | SPC | 86 min |
| Aug 6, 3:23 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Aug 9, 6:52 AM CDT | Special Weather Statement | LOT | 23 min |
| Aug 9, 11:49 AM CDT | Areal Flood Advisory | LOT | 3 hr |
| Aug 9, 12:18 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 9, 2:43 PM CDT | Tornado Watch | SPC | 9 hr |
| Aug 9, 2:46 PM CDT | Heat Advisory | LOT | 28 hr |
| Aug 9, 3:14 PM CDT | Severe Thunderstorm Warning | LOT | 61 min |
| Aug 9, 3:25 PM CDT | Areal Flood Advisory | LOT | 3 hr |
| Aug 9, 3:46 PM CDT | Tornado Warning | LOT | 26 min |
| Aug 10, 3:07 PM CDT | Heat Advisory | LOT | 28 hr |
| Aug 10, 3:10 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 10, 3:47 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 10, 5:21 PM CDT | Special Weather Statement | LOT | 54 min |
| Aug 10, 5:39 PM CDT | Severe Thunderstorm Warning | LOT | 81 min |
| Aug 10, 5:51 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Aug 11, 9:35 AM CDT | Severe Thunderstorm Warning | LOT | 42 min |
| Aug 11, 7:35 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Aug 24, 3:09 PM CDT | Mesoscale Discussion | SPC | 66 min |
| Aug 24, 3:55 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 24, 5:10 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 24, 5:26 PM CDT | Severe Thunderstorm Warning | LOT | 64 min |
| Sep 7, 12:25 PM CDT | Mesoscale Discussion | SPC | 65 min |
| Sep 7, 12:37 PM CDT | Severe Thunderstorm Warning | LOT | 53 min |
| Oct 8, 5:52 AM CDT | Dense Fog Advisory | LOT | 3 hr |
| Oct 8, 9:45 PM CDT | Dense Fog Advisory | LOT | 6 hr |
| Oct 11, 12:37 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Oct 11, 3:10 PM CDT | Tornado Watch | SPC | 6 hr |
| Oct 22, 1:29 PM CDT | Frost Advisory | LOT | 19 hr |
| Oct 31, 2:37 AM CDT | Freeze Warning | LOT | 30 hr |
| Nov 27, 8:13 AM CST | Winter Weather Advisory | LOT | 3 hr |
| Dec 3, 10:49 PM CST | Dense Fog Advisory | LOT | 3 hr |
| Dec 5, 1:54 PM CST | Wind Advisory | LOT | 22 hr |
| Dec 10, 2:56 AM CST | Wind Advisory | LOT | 36 hr |
| Dec 14, 3:19 AM CST | High Wind Watch | LOT | 24 hr |
| Dec 15, 3:09 AM CST | High Wind Warning | LOT | 30 hr |
| Dec 15, 9:44 PM CST | Severe Thunderstorm Watch | SPC | 3 hr |
| Dec 27, 2:03 PM CST | Winter Weather Advisory | LOT | 28 hr |
| Dec 28, 8:59 AM CST | Mesoscale Discussion | SPC | 5 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 archive20202022
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. Rebuilt daily.