Alert archive / Oklahoma / Cleveland County
Weather alerts in Cleveland County, Oklahoma, 2016
256 weather alerts in 2016, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Cleveland County and its neighbors
Each county as a circle sized by its count in 2016. Tap one for its archive.
- Alerts
- 256
- Warnings
- 76
- Watches
- 30
- Advisories
- 67
- Busiest month
- July46 alerts
- Busiest day
- April 11, 201610 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
1 of 3 tornado warnings covering Cleveland County in 2016 had a tornado report inside them; 1 of 1 tornado reports fell inside a warning, on average 35 minutes after it went out.
Cleveland County, 2016
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 3 | 1 | 67% | 1 | 100% | 35 min |
| Severe thunderstorm warnings | 51 | 22 | 57% | 21 | 86% | 10 min |
| Flash flood warnings | 6 | 4 | 33% | 2 | 100% | 31 min |
Each office's whole area, 2016
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Norman, OK: tornado warnings | 63 | 15 | 76% | 30 | 77% | 16 min |
| NWS Norman, OK: severe thunderstorm warnings | 907 | 366 | 60% | 779 | 81% | 23 min |
| NWS Norman, OK: flash flood warnings | 136 | 53 | 61% | 92 | 88% | 81 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 7, 2:44 AM CST | Dense Fog Advisory | OUN | 6 hr |
| Jan 8, 1:02 PM CST | Winter Weather Advisory | OUN | 23 hr |
| Jan 29, 12:10 PM CST | Red Flag Warning | OUN | 6 hr |
| Feb 1, 8:30 PM CST | Mesoscale Discussion | SPC | 3 hr |
| Feb 1, 10:30 PM CST | Special Weather Statement | OUN | 30 min |
| Feb 8, 2:57 AM CST | Wind Advisory | OUN | 15 hr |
| Feb 9, 8:59 PM CST | Fire Weather Watch | OUN | 7 hr |
| Feb 10, 4:21 AM CST | Red Flag Warning | OUN | 15 hr |
| Feb 17, 2:51 PM CST | Fire Weather Watch | OUN | 8 hr |
| Feb 17, 2:51 PM CST | Red Flag Warning | OUN | 28 hr |
| Feb 17, 8:38 PM CST | Wind Advisory | OUN | 22 hr |
| Feb 23, 3:41 AM CST | Wind Advisory | OUN | 14 hr |
| Feb 29, 5:30 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Feb 29, 7:36 PM CST | Severe Thunderstorm Watch | SPC | 8 hr |
| Feb 29, 9:31 PM CST | Special Weather Statement | OUN | 44 min |
| Feb 29, 9:43 PM CST | Mesoscale Discussion | SPC | 92 min |
| Feb 29, 9:47 PM CST | Special Weather Statement | OUN | 73 min |
| Feb 29, 10:36 PM CST | Special Weather Statement | OUN | 39 min |
| Mar 1, 1:58 PM CST | Fire Weather Watch | OUN | 14 hr |
| Mar 2, 3:35 AM CST | Red Flag Warning | OUN | 15 hr |
| Mar 6, 3:31 AM CST | Wind Advisory | OUN | 15 hr |
| Mar 8, 9:47 AM CST | Areal Flood Advisory | OUN | 3 hr |
| Mar 12, 6:09 AM CST | Dense Fog Advisory | OUN | 4 hr |
| Mar 15, 4:03 AM CDT | Red Flag Warning | OUN | 15 hr |
| Mar 18, 9:18 AM CDT | Severe Thunderstorm Warning | OUN | 26 min |
| Mar 18, 9:51 AM CDT | Mesoscale Discussion | SPC | 84 min |
| Mar 18, 2:31 PM CDT | Freeze Watch | OUN | 19 hr |
| Mar 18, 2:31 PM CDT | Freeze Warning | OUN | 18 hr |
| Mar 19, 9:25 AM CDT | Freeze Warning | OUN | 24 hr |
| Mar 20, 4:11 AM CDT | Fire Weather Watch | OUN | 26 hr |
| Mar 20, 4:11 AM CDT | Fire Weather Watch | OUN | 35 hr |
| Mar 20, 2:50 PM CDT | Fire Weather Watch | OUN | 48 hr |
| Mar 21, 3:04 PM CDT | Wind Advisory | OUN | 61 hr |
| Mar 21, 3:24 PM CDT | Red Flag Warning | OUN | 30 hr |
| Mar 22, 2:56 PM CDT | Red Flag Warning | OUN | 30 hr |
| Mar 27, 2:42 PM CDT | Frost Advisory | OUN | 18 hr |
| Mar 30, 11:23 AM CDT | Severe Thunderstorm Warning | OUN | 52 min |
| Mar 30, 12:07 PM CDT | Severe Thunderstorm Warning | OUN | 38 min |
| Mar 30, 1:00 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 30, 1:50 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Mar 30, 3:54 PM CDT | Mesoscale Discussion | SPC | 96 min |
| Apr 4, 3:36 AM CDT | Wind Advisory | OUN | 48 hr |
| Apr 4, 10:42 AM CDT | Red Flag Warning | OUN | 37 hr |
| Apr 5, 3:26 PM CDT | Fire Weather Watch | OUN | 11 hr |
| Apr 6, 2:07 AM CDT | Red Flag Warning | OUN | 18 hr |
| Apr 10, 5:13 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Apr 10, 7:36 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Apr 10, 9:31 PM CDT | Mesoscale Discussion | SPC | 59 min |
| Apr 10, 9:52 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Apr 10, 11:31 PM CDT | Special Weather Statement | OUN | 29 min |
| Apr 10, 11:50 PM CDT | Severe Thunderstorm Warning | OUN | 40 min |
| Apr 10, 11:59 PM CDT | Severe Thunderstorm Warning | OUN | 46 min |
| Apr 11, 12:09 AM CDT | Severe Thunderstorm Warning | OUN | 25 min |
| Apr 11, 12:21 AM CDT | Mesoscale Discussion | SPC | 54 min |
| Apr 11, 5:11 PM CDT | Special Weather Statement | OUN | 34 min |
| Apr 11, 5:16 PM CDT | Severe Thunderstorm Warning | OUN | 29 min |
| Apr 14, 7:44 AM CDT | Dense Fog Advisory | OUN | 2 hr |
| Apr 15, 11:55 AM CDT | Flood Watch | OUN | 64 hr |
| Apr 17, 5:02 AM CDT | Areal Flood Advisory | OUN | 3 hr |
| Apr 17, 10:27 PM CDT | Areal Flood Advisory | OUN | 4 hr |
| Apr 17, 11:52 PM CDT | Flash Flood Warning | OUN | 3 hr |
| Apr 19, 4:22 AM CDT | Flood Watch | OUN | 20 hr |
| Apr 19, 8:23 PM CDT | Areal Flood Advisory | OUN | 3 hr |
| Apr 26, 10:59 AM CDT | Special Weather Statement | OUN | 31 min |
| Apr 26, 11:16 AM CDT | Severe Thunderstorm Warning | OUN | 44 min |
| Apr 26, 11:47 AM CDT | Severe Thunderstorm Warning | OUN | 25 min |
| Apr 26, 1:53 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 26, 2:32 PM CDT | Tornado Watch | SPC | 9 hr |
| Apr 26, 6:49 PM CDT | Special Weather Statement | OUN | 26 min |
| Apr 26, 7:01 PM CDT | Severe Thunderstorm Warning | OUN | 44 min |
| Apr 26, 7:50 PM CDT | Special Weather Statement | OUN | 55 min |
| Apr 26, 8:10 PM CDT | Severe Thunderstorm Warning | OUN | 50 min |
| Apr 26, 8:26 PM CDT | Areal Flood Advisory | OUN | 4 hr |
| Apr 26, 8:41 PM CDT | Severe Thunderstorm Warning | OUN | 49 min |
| Apr 26, 8:52 PM CDT | Mesoscale Discussion | SPC | 53 min |
| Apr 26, 9:28 PM CDT | Severe Thunderstorm Warning | OUN | 47 min |
| Apr 27, 4:28 AM CDT | Dense Fog Advisory | OUN | 5 hr |
| Apr 29, 1:40 PM CDT | Mesoscale Discussion | SPC | 65 min |
| Apr 29, 1:57 PM CDT | Tornado Watch | SPC | 8 hr |
| Apr 29, 3:56 PM CDT | Mesoscale Discussion | SPC | 64 min |
| Apr 29, 4:29 PM CDT | Tornado Warning | OUN | 46 min |
| Apr 29, 4:40 PM CDT | Flash Flood Warning | OUN | 3 hr |
| Apr 29, 5:08 PM CDT | Areal Flood Advisory | OUN | 3 hr |
| Apr 29, 5:09 PM CDT | Severe Thunderstorm Warning | OUN | 51 min |
| Apr 29, 6:00 PM CDT | Areal Flood Advisory | OUN | 2 hr |
| Apr 29, 7:40 PM CDT | Areal Flood Warning | OUN | 3 hr |
| May 8, 3:04 PM CDT | Tornado Watch | SPC | 6 hr |
| May 9, 2:07 PM CDT | Severe Thunderstorm Watch | SPC | 10 hr |
| May 9, 2:36 PM CDT | Tornado Watch | SPC | 7 hr |
| May 9, 3:58 PM CDT | Special Weather Statement | OUN | 47 min |
| May 9, 4:07 PM CDT | Special Weather Statement | OUN | 23 min |
| May 9, 4:31 PM CDT | Severe Thunderstorm Warning | OUN | 44 min |
| May 9, 4:40 PM CDT | Tornado Warning | OUN | 50 min |
| May 9, 5:23 PM CDT | Tornado Warning | OUN | 37 min |
| May 9, 5:29 PM CDT | Mesoscale Discussion | SPC | 61 min |
| May 11, 8:11 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| May 11, 10:13 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 11, 11:01 PM CDT | Severe Thunderstorm Warning | OUN | 44 min |
| May 11, 11:40 PM CDT | Severe Thunderstorm Warning | OUN | 35 min |
| May 11, 11:57 PM CDT | Areal Flood Advisory | OUN | 3 hr |
| May 12, 12:12 AM CDT | Severe Thunderstorm Warning | OUN | 48 min |
| May 16, 8:59 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 16, 11:53 PM CDT | Mesoscale Discussion | SPC | 67 min |
| May 17, 12:53 AM CDT | Severe Thunderstorm Warning | OUN | 52 min |
| May 17, 1:32 AM CDT | Special Weather Statement | OUN | 28 min |
| May 23, 1:51 AM CDT | Special Weather Statement | OUN | 24 min |
| May 23, 7:44 AM CDT | Special Weather Statement | OUN | 46 min |
| May 24, 9:18 PM CDT | Severe Thunderstorm Warning | OUN | 42 min |
| May 24, 9:31 PM CDT | Severe Thunderstorm Warning | OUN | 29 min |
| May 26, 11:19 PM CDT | Severe Thunderstorm Warning | OUN | 41 min |
| May 27, 1:02 PM CDT | Mesoscale Discussion | SPC | 88 min |
| May 27, 2:32 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 27, 5:13 PM CDT | Mesoscale Discussion | SPC | 92 min |
| May 27, 5:46 PM CDT | Severe Thunderstorm Warning | OUN | 44 min |
| May 27, 6:11 PM CDT | Special Weather Statement | OUN | 49 min |
| May 27, 6:19 PM CDT | Severe Thunderstorm Warning | OUN | 41 min |
| May 27, 6:35 PM CDT | Severe Thunderstorm Warning | OUN | 40 min |
| May 29, 7:52 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 29, 9:00 PM CDT | Special Weather Statement | OUN | 30 min |
| May 30, 4:26 AM CDT | Areal Flood Advisory | OUN | 3 hr |
| May 31, 7:33 AM CDT | Special Weather Statement | OUN | 27 min |
| May 31, 10:34 AM CDT | Flood Watch | OUN | 72 hr |
| May 31, 5:20 PM CDT | Areal Flood Advisory | OUN | 3 hr |
| Jun 1, 12:18 PM CDT | Areal Flood Advisory | OUN | 3 hr |
| Jun 1, 12:54 PM CDT | Areal Flood Advisory | OUN | 3 hr |
| Jun 4, 5:20 AM CDT | Dense Fog Advisory | OUN | 5 hr |
| Jun 11, 6:41 PM CDT | Severe Thunderstorm Warning | OUN | 19 min |
| Jun 12, 3:38 AM CDT | Areal Flood Advisory | OUN | 3 hr |
| Jun 12, 3:55 AM CDT | Special Weather Statement | OUN | 65 min |
| Jun 12, 4:39 AM CDT | Flash Flood Warning | OUN | 3 hr |
| Jun 12, 4:56 AM CDT | Special Weather Statement | OUN | 64 min |
| Jun 14, 4:01 AM CDT | Heat Advisory | OUN | 5 days |
| Jun 18, 6:03 AM CDT | Special Weather Statement | OUN | 27 min |
| Jun 18, 6:16 AM CDT | Mesoscale Discussion | SPC | 29 min |
| Jun 18, 3:14 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 18, 3:36 PM CDT | Special Weather Statement | OUN | 24 min |
| Jun 18, 4:19 PM CDT | Severe Thunderstorm Warning | OUN | 56 min |
| Jun 18, 4:35 PM CDT | Areal Flood Advisory | OUN | 115 min |
| Jun 18, 8:39 PM CDT | Severe Thunderstorm Warning | OUN | 12 min |
| Jun 18, 9:31 PM CDT | Special Weather Statement | OUN | 29 min |
| Jun 18, 9:59 PM CDT | Special Weather Statement | OUN | 31 min |
| Jun 18, 10:37 PM CDT | Areal Flood Advisory | OUN | 113 min |
| Jun 26, 7:39 PM CDT | Areal Flood Advisory | OUN | 3 hr |
| Jun 26, 8:28 PM CDT | Special Weather Statement | OUN | 32 min |
| Jun 26, 8:44 PM CDT | Areal Flood Advisory | OUN | 3 hr |
| Jun 28, 11:30 AM CDT | Special Weather Statement | OUN | 45 min |
| Jul 3, 2:43 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 3, 3:12 PM CDT | Heat Advisory | OUN | 4 days |
| Jul 3, 3:17 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 3, 6:36 PM CDT | Severe Thunderstorm Warning | OUN | 39 min |
| Jul 3, 6:52 PM CDT | Severe Thunderstorm Warning | OUN | 38 min |
| Jul 3, 7:20 PM CDT | Severe Thunderstorm Warning | OUN | 40 min |
| Jul 3, 7:30 PM CDT | Severe Thunderstorm Warning | OUN | 45 min |
| Jul 3, 7:43 PM CDT | Areal Flood Advisory | OUN | 3 hr |
| Jul 3, 7:49 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Jul 3, 8:04 PM CDT | Special Weather Statement | OUN | 41 min |
| Jul 3, 8:05 PM CDT | Areal Flood Advisory | OUN | 115 min |
| Jul 3, 8:30 PM CDT | Flash Flood Warning | OUN | 2 hr |
| Jul 3, 8:48 PM CDT | Special Weather Statement | OUN | 27 min |
| Jul 3, 9:27 PM CDT | Special Weather Statement | OUN | 33 min |
| Jul 8, 4:55 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 8, 6:10 PM CDT | Special Weather Statement | OUN | 35 min |
| Jul 8, 6:18 PM CDT | Areal Flood Advisory | OUN | 3 hr |
| Jul 8, 6:18 PM CDT | Severe Thunderstorm Warning | OUN | 42 min |
| Jul 8, 6:59 PM CDT | Flash Flood Warning | OUN | 3 hr |
| Jul 8, 8:00 PM CDT | Special Weather Statement | OUN | 30 min |
| Jul 8, 8:44 PM CDT | Mesoscale Discussion | SPC | 61 min |
| Jul 14, 1:13 AM CDT | Special Weather Statement | OUN | 32 min |
| Jul 14, 10:59 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 15, 12:51 AM CDT | Special Weather Statement | OUN | 54 min |
| Jul 15, 1:36 AM CDT | Severe Thunderstorm Warning | OUN | 54 min |
| Jul 15, 1:41 AM CDT | Areal Flood Advisory | OUN | 3 hr |
| Jul 15, 1:55 AM CDT | Flash Flood Warning | OUN | 3 hr |
| Jul 15, 2:09 AM CDT | Areal Flood Advisory | OUN | 3 hr |
| Jul 15, 3:13 AM CDT | Areal Flood Advisory | OUN | 3 hr |
| Jul 19, 2:59 AM CDT | Heat Advisory | OUN | 6 days |
| Jul 25, 6:59 PM CDT | Special Weather Statement | OUN | 16 min |
| Jul 25, 7:01 PM CDT | Severe Thunderstorm Warning | OUN | 29 min |
| Jul 25, 7:31 PM CDT | Special Weather Statement | OUN | 14 min |
| Jul 25, 10:42 PM CDT | Special Weather Statement | OUN | 48 min |
| Jul 25, 11:06 PM CDT | Areal Flood Advisory | OUN | 6 hr |
| Jul 25, 11:27 PM CDT | Special Weather Statement | OUN | 48 min |
| Jul 26, 12:05 AM CDT | Areal Flood Advisory | OUN | 3 hr |
| Jul 27, 6:03 PM CDT | Special Weather Statement | OUN | 27 min |
| Jul 27, 6:07 PM CDT | Severe Thunderstorm Warning | OUN | 38 min |
| Jul 27, 6:37 PM CDT | Areal Flood Advisory | OUN | 3 hr |
| Jul 27, 6:37 PM CDT | Special Weather Statement | OUN | 23 min |
| Jul 27, 6:44 PM CDT | Severe Thunderstorm Warning | OUN | 46 min |
| Jul 28, 3:20 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Jul 29, 4:45 AM CDT | Mesoscale Discussion | SPC | 90 min |
| Jul 29, 6:44 AM CDT | Special Weather Statement | OUN | 46 min |
| Jul 29, 7:30 AM CDT | Special Weather Statement | OUN | 30 min |
| Aug 3, 3:42 AM CDT | Heat Advisory | OUN | 64 hr |
| Aug 6, 4:07 AM CDT | Heat Advisory | OUN | 39 hr |
| Aug 9, 3:35 AM CDT | Heat Advisory | OUN | 64 hr |
| Aug 9, 8:19 PM CDT | Special Weather Statement | OUN | 26 min |
| Aug 9, 8:52 PM CDT | Special Weather Statement | OUN | 23 min |
| Aug 11, 2:15 PM CDT | Excessive Heat Warning | OUN | 6 hr |
| Aug 25, 3:19 PM CDT | Severe Thunderstorm Warning | OUN | 24 min |
| Aug 25, 3:21 PM CDT | Areal Flood Advisory | OUN | 114 min |
| Aug 26, 4:17 PM CDT | Severe Thunderstorm Warning | OUN | 17 min |
| Sep 9, 10:42 PM CDT | Severe Thunderstorm Warning | OUN | 33 min |
| Sep 9, 11:15 PM CDT | Severe Thunderstorm Warning | OUN | 45 min |
| Sep 10, 12:22 AM CDT | Severe Thunderstorm Warning | OUN | 38 min |
| Sep 15, 1:30 PM CDT | Special Weather Statement | OUN | 30 min |
| Sep 15, 3:33 PM CDT | Severe Thunderstorm Warning | OUN | 13 min |
| Sep 15, 3:45 PM CDT | Special Weather Statement | OUN | 45 min |
| Sep 15, 4:30 PM CDT | Special Weather Statement | OUN | 30 min |
| Sep 15, 4:48 PM CDT | Areal Flood Advisory | OUN | 3 hr |
| Sep 17, 1:45 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Sep 17, 4:18 PM CDT | Severe Thunderstorm Warning | OUN | 27 min |
| Sep 17, 4:31 PM CDT | Areal Flood Advisory | OUN | 3 hr |
| Sep 17, 4:45 PM CDT | Severe Thunderstorm Warning | OUN | 30 min |
| Sep 17, 4:46 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Sep 17, 5:05 PM CDT | Severe Thunderstorm Warning | OUN | 25 min |
| Sep 17, 5:23 PM CDT | Severe Thunderstorm Warning | OUN | 52 min |
| Sep 19, 1:30 PM CDT | Heat Advisory | OUN | 6 hr |
| Sep 20, 3:33 AM CDT | Heat Advisory | OUN | 15 hr |
| Sep 24, 7:38 PM CDT | Special Weather Statement | OUN | 52 min |
| Oct 4, 2:51 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Oct 4, 3:40 PM CDT | Tornado Watch | SPC | 7 hr |
| Oct 4, 7:17 PM CDT | Mesoscale Discussion | SPC | 118 min |
| Oct 4, 7:55 PM CDT | Severe Thunderstorm Warning | OUN | 50 min |
| Oct 4, 8:23 PM CDT | Areal Flood Advisory | OUN | 3 hr |
| Oct 4, 8:45 PM CDT | Severe Thunderstorm Warning | OUN | 45 min |
| Oct 4, 9:29 PM CDT | Severe Thunderstorm Warning | OUN | 46 min |
| Oct 4, 9:59 PM CDT | Special Weather Statement | OUN | 31 min |
| Oct 4, 11:06 PM CDT | Severe Thunderstorm Warning | OUN | 39 min |
| Oct 6, 2:31 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Oct 6, 6:30 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 17, 1:13 PM CDT | Wind Advisory | OUN | 6 hr |
| Oct 19, 2:57 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Oct 19, 6:21 PM CDT | Special Weather Statement | OUN | 24 min |
| Oct 19, 6:49 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Oct 27, 1:23 AM CDT | Dense Fog Advisory | OUN | 9 hr |
| Oct 31, 3:35 AM CDT | Dense Fog Advisory | OUN | 6 hr |
| Nov 3, 3:08 PM CDT | Dense Fog Advisory | OUN | 19 hr |
| Nov 9, 8:59 PM CST | Frost Advisory | OUN | 12 hr |
| Nov 14, 5:23 AM CST | Dense Fog Advisory | OUN | 5 hr |
| Nov 16, 2:31 PM CST | Wind Advisory | OUN | 26 hr |
| Nov 17, 3:32 PM CST | Freeze Watch | OUN | 12 hr |
| Nov 18, 3:55 AM CST | Freeze Warning | OUN | 29 hr |
| Nov 19, 3:54 AM CST | Freeze Warning | OUN | 28 hr |
| Dec 5, 4:25 AM CST | Dense Fog Advisory | OUN | 6 hr |
| Dec 15, 6:04 PM CST | Winter Weather Advisory | OUN | 9 hr |
| Dec 16, 3:16 AM CST | Winter Weather Advisory | OUN | 42 hr |
| Dec 16, 11:31 AM CST | Wind Advisory | OUN | 5 hr |
| Dec 17, 10:15 AM CST | Wind Chill Advisory | OUN | 24 hr |
| Dec 22, 11:06 AM CST | Special Weather Statement | OUN | 24 min |
| Dec 23, 4:39 PM CST | Dense Fog Advisory | OUN | 19 hr |
| Dec 24, 7:35 AM CST | Freezing Fog Advisory | OUN | 2 hr |
| Dec 24, 3:04 PM CST | Dense Fog Advisory | OUN | 15 hr |
| Dec 25, 3:09 AM CST | Wind Advisory | OUN | 15 hr |
| Dec 25, 1:26 PM CST | Special Weather Statement | OUN | 49 min |
| Dec 29, 4:37 PM CST | Fire Weather Watch | OUN | 12 hr |
| Dec 30, 4:19 AM CST | Red Flag Warning | OUN | 14 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 | 51 |
| Tornado Warning | 3 |
| Severe Thunderstorm Watch | 12 |
| Tornado Watch | 5 |
| Mesoscale Discussion | 33 |
| Special Weather Statement | 50 |
| Flooding | |
| Areal Flood Warning | 1 |
| Flash Flood Warning | 6 |
| Flood Watch | 3 |
| Areal Flood Advisory | 30 |
| Winter | |
| Winter Weather Advisory | 3 |
| Heat | |
| Excessive Heat Warning | 1 |
| Heat Advisory | 8 |
| Cold | |
| Freeze Warning | 4 |
| Freeze Watch | 2 |
| Frost Advisory | 2 |
| Wind Chill Advisory | 1 |
| Wind and dust | |
| Wind Advisory | 10 |
| Fire | |
| Red Flag Warning | 10 |
| Fire Weather Watch | 8 |
| Fog and smoke | |
| Dense Fog Advisory | 12 |
| Freezing Fog Advisory | 1 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20152017
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.