Alert archive / Nebraska / Johnson County
Weather alerts in Johnson County, Nebraska, 2020
136 weather alerts in 2020, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Johnson County and its neighbors
Each county as a circle sized by its count in 2020. Tap one for its archive.
- Alerts
- 136
- Warnings
- 31
- Watches
- 17
- Advisories
- 47
- Busiest month
- June37 alerts
- Busiest day
- June 27, 20209 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 5, 3:35 AM CST | Wind Advisory | OAX | 9 hr |
| Jan 9, 9:27 PM CST | Winter Weather Advisory | OAX | 23 hr |
| Jan 10, 3:24 AM CST | Winter Storm Warning | OAX | 19 hr |
| Jan 12, 12:49 PM CST | Winter Weather Advisory | OAX | 7 hr |
| Jan 13, 5:50 PM CST | Dense Fog Advisory | OAX | 14 hr |
| Jan 14, 2:01 PM CST | Winter Weather Advisory | OAX | 18 hr |
| Jan 16, 3:12 AM CST | Winter Weather Advisory | OAX | 51 hr |
| Jan 18, 2:56 AM CST | Wind Advisory | OAX | 10 hr |
| Jan 21, 2:50 PM CST | Winter Weather Advisory | OAX | 27 hr |
| Jan 22, 2:52 PM CST | Dense Fog Advisory | OAX | 18 hr |
| Jan 22, 3:20 PM CST | Winter Weather Advisory | OAX | 33 hr |
| Jan 26, 1:16 AM CST | Dense Fog Advisory | OAX | 11 hr |
| Feb 2, 2:33 PM CST | Winter Weather Advisory | OAX | 21 hr |
| Feb 12, 4:00 AM CST | Wind Chill Advisory | OAX | 32 hr |
| Mar 4, 1:46 PM CST | Red Flag Warning | OAX | 28 hr |
| Mar 6, 2:53 PM CST | Fire Weather Watch | OAX | 12 hr |
| Mar 7, 3:11 AM CST | Red Flag Warning | OAX | 16 hr |
| Mar 12, 4:24 PM CDT | Winter Weather Advisory | OAX | 44 hr |
| Mar 19, 2:41 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Mar 19, 3:29 PM CDT | Tornado Watch | SPC | 8 hr |
| Mar 19, 5:43 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 23, 3:27 AM CDT | Dense Fog Advisory | OAX | 7 hr |
| Mar 28, 1:34 AM CDT | Mesoscale Discussion | SPC | 56 min |
| Apr 2, 3:34 AM CDT | Winter Weather Advisory | OAX | 33 hr |
| Apr 7, 1:55 PM CDT | Red Flag Warning | OAX | 5 hr |
| Apr 8, 3:32 PM CDT | Wind Advisory | OAX | 27 hr |
| Apr 9, 3:48 AM CDT | Red Flag Warning | OAX | 15 hr |
| Apr 9, 2:51 PM CDT | Freeze Warning | OAX | 18 hr |
| Apr 11, 3:14 PM CDT | Wind Advisory | OAX | 31 hr |
| Apr 12, 4:02 AM CDT | Freeze Warning | OAX | 30 hr |
| Apr 13, 4:06 AM CDT | Freeze Warning | OAX | 30 hr |
| Apr 15, 3:55 PM CDT | Winter Weather Advisory | OAX | 36 hr |
| Apr 16, 1:29 PM CDT | Mesoscale Discussion | SPC | 4 hr |
| Apr 16, 5:43 PM CDT | Mesoscale Discussion | SPC | 4 hr |
| Apr 16, 9:17 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Apr 28, 6:15 PM CDT | Special Weather Statement | OAX | 30 min |
| Apr 28, 6:58 PM CDT | Special Weather Statement | OAX | 47 min |
| Apr 28, 7:05 PM CDT | Special Weather Statement | OAX | 40 min |
| Apr 28, 7:42 PM CDT | Special Weather Statement | OAX | 33 min |
| Apr 29, 2:35 AM CDT | Wind Advisory | OAX | 16 hr |
| May 5, 8:39 AM CDT | Wind Advisory | OAX | 9 hr |
| May 8, 2:54 AM CDT | Frost Advisory | OAX | 29 hr |
| May 10, 1:45 PM CDT | Frost Advisory | OAX | 17 hr |
| May 13, 11:48 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 22, 3:54 PM CDT | Mesoscale Discussion | SPC | 96 min |
| May 22, 6:24 PM CDT | Areal Flood Advisory | OAX | 5 hr |
| May 22, 6:45 PM CDT | Special Weather Statement | OAX | 30 min |
| May 22, 7:14 PM CDT | Special Weather Statement | OAX | 31 min |
| May 22, 8:40 PM CDT | Areal Flood Advisory | OAX | 3 hr |
| May 22, 11:54 PM CDT | Areal Flood Advisory | OAX | 9 hr |
| May 24, 4:00 AM CDT | Flash Flood Watch | OAX | 39 hr |
| May 24, 1:13 PM CDT | Mesoscale Discussion | SPC | 92 min |
| May 24, 1:40 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 24, 3:25 PM CDT | Mesoscale Discussion | SPC | 95 min |
| May 24, 4:47 PM CDT | Areal Flood Advisory | OAX | 3 hr |
| May 26, 3:45 AM CDT | Flash Flood Watch | OAX | 12 hr |
| Jun 3, 8:54 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 3, 9:38 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 3, 10:44 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 3, 11:11 PM CDT | Severe Thunderstorm Warning | OAX | 34 min |
| Jun 3, 11:47 PM CDT | Special Weather Statement | OAX | 28 min |
| Jun 4, 11:32 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 4, 11:48 PM CDT | Severe Thunderstorm Warning | OAX | 57 min |
| Jun 5, 1:59 AM CDT | Mesoscale Discussion | SPC | 91 min |
| Jun 8, 3:31 PM CDT | Flash Flood Watch | OAX | 36 hr |
| Jun 8, 3:37 PM CDT | High Wind Watch | OAX | 12 hr |
| Jun 9, 3:22 AM CDT | High Wind Warning | OAX | 25 hr |
| Jun 9, 3:22 AM CDT | Wind Advisory | OAX | 27 hr |
| Jun 9, 2:36 PM CDT | Tornado Watch | SPC | 7 hr |
| Jun 9, 6:43 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Jun 9, 7:34 PM CDT | Severe Thunderstorm Warning | OAX | 41 min |
| Jun 18, 3:48 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Jun 18, 6:30 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 18, 7:13 PM CDT | Severe Thunderstorm Warning | OAX | 47 min |
| Jun 18, 7:19 PM CDT | Flash Flood Warning | OAX | 116 min |
| Jun 18, 11:00 PM CDT | Areal Flood Advisory | OAX | 6 hr |
| Jun 19, 5:09 AM CDT | Areal Flood Warning | OAX | 4 hr |
| Jun 19, 6:41 PM CDT | Special Weather Statement | OAX | 64 min |
| Jun 22, 5:45 PM CDT | Severe Thunderstorm Warning | OAX | 30 min |
| Jun 22, 6:15 PM CDT | Severe Thunderstorm Warning | OAX | 30 min |
| Jun 22, 6:40 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 26, 6:30 PM CDT | Mesoscale Discussion | SPC | 90 min |
| Jun 26, 7:50 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 26, 10:41 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 26, 11:05 PM CDT | Special Weather Statement | OAX | 25 min |
| Jun 26, 11:15 PM CDT | Severe Thunderstorm Warning | OAX | 30 min |
| Jun 26, 11:43 PM CDT | Severe Thunderstorm Warning | OAX | 32 min |
| Jun 27, 1:11 AM CDT | Severe Thunderstorm Warning | OAX | 34 min |
| Jun 27, 1:28 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 27, 1:48 AM CDT | Areal Flood Advisory | OAX | 7 hr |
| Jun 27, 2:43 AM CDT | Flash Flood Warning | OAX | 6 hr |
| Jun 28, 12:52 AM CDT | Mesoscale Discussion | SPC | 83 min |
| Jun 28, 3:18 AM CDT | Severe Thunderstorm Warning | OAX | 57 min |
| Jun 30, 10:46 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Jun 30, 11:25 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 1, 1:48 AM CDT | Mesoscale Discussion | SPC | 87 min |
| Jul 8, 8:39 PM CDT | Mesoscale Discussion | SPC | 96 min |
| Jul 8, 9:41 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 8, 11:51 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Jul 9, 1:18 AM CDT | Severe Thunderstorm Warning | OAX | 57 min |
| Jul 11, 1:23 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 11, 1:59 AM CDT | Special Weather Statement | OAX | 31 min |
| Jul 16, 2:43 AM CDT | Dense Fog Advisory | OAX | 5 hr |
| Jul 17, 3:30 AM CDT | Heat Advisory | OAX | 17 hr |
| Jul 17, 3:30 AM CDT | Heat Advisory | OAX | 41 hr |
| Jul 20, 5:38 AM CDT | Flash Flood Warning | OAX | 3 hr |
| Jul 24, 3:02 PM CDT | Heat Advisory | OAX | 29 hr |
| Jul 26, 3:31 AM CDT | Flash Flood Watch | OAX | 25 hr |
| Jul 26, 2:06 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Jul 29, 9:59 AM CDT | Flash Flood Watch | OAX | 25 hr |
| Aug 9, 2:55 AM CDT | Heat Advisory | OAX | 13 hr |
| Aug 14, 6:17 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Aug 16, 5:34 PM CDT | Severe Thunderstorm Warning | OAX | 41 min |
| Aug 16, 6:31 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Aug 31, 4:30 AM CDT | Special Weather Statement | OAX | 30 min |
| Oct 1, 3:33 AM CDT | Frost Advisory | OAX | 28 hr |
| Oct 11, 3:05 PM CDT | Wind Advisory | OAX | 10 hr |
| Oct 11, 4:54 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Oct 11, 10:03 PM CDT | Severe Thunderstorm Warning | OAX | 42 min |
| Oct 11, 10:15 PM CDT | Severe Thunderstorm Warning | OAX | 45 min |
| Oct 11, 10:45 PM CDT | Severe Thunderstorm Warning | OAX | 45 min |
| Oct 15, 3:36 AM CDT | Frost Advisory | OAX | 30 hr |
| Oct 22, 2:24 AM CDT | Dense Fog Advisory | OAX | 9 hr |
| Oct 22, 3:25 AM CDT | Freeze Watch | OAX | 24 hr |
| Oct 23, 3:18 AM CDT | Freeze Warning | OAX | 31 hr |
| Oct 23, 3:53 PM CDT | Winter Weather Advisory | OAX | 69 hr |
| Nov 7, 2:39 PM CST | Wind Advisory | OAX | 27 hr |
| Nov 14, 3:31 AM CST | Wind Advisory | OAX | 20 hr |
| Nov 18, 3:22 AM CST | Red Flag Warning | OAX | 15 hr |
| Dec 7, 2:00 AM CST | Freezing Fog Advisory | OAX | 7 hr |
| Dec 10, 2:10 PM CST | Winter Weather Advisory | OAX | 44 hr |
| Dec 22, 1:02 PM CST | Wind Advisory | OAX | 32 hr |
| Dec 27, 9:24 AM CST | Winter Weather Advisory | OAX | 3 hr |
| Dec 28, 3:34 AM CST | Winter Weather Advisory | OAX | 44 hr |
| Dec 28, 3:43 PM CST | Winter Storm Warning | OAX | 27 hr |
| Dec 29, 10:02 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.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 15 |
| Severe Thunderstorm Watch | 7 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 30 |
| Special Weather Statement | 11 |
| Flooding | |
| Areal Flood Warning | 1 |
| Flash Flood Warning | 3 |
| Flash Flood Watch | 5 |
| Areal Flood Advisory | 6 |
| Winter | |
| Winter Storm Warning | 2 |
| Winter Weather Advisory | 14 |
| Heat | |
| Heat Advisory | 4 |
| Cold | |
| Freeze Warning | 4 |
| Freeze Watch | 1 |
| Frost Advisory | 4 |
| Wind Chill Advisory | 1 |
| Wind and dust | |
| High Wind Warning | 1 |
| High Wind Watch | 1 |
| Wind Advisory | 11 |
| Fire | |
| Red Flag Warning | 5 |
| Fire Weather Watch | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 6 |
| Freezing Fog Advisory | 1 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20192021
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.