Alert archive / Oklahoma / Osage County
Weather alerts in Osage County, Oklahoma, 2010
185 weather alerts in 2010, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Osage County and its neighbors
Each county as a circle sized by its count in 2010. Tap one for its archive.
- Alerts
- 185
- Warnings
- 58
- Watches
- 20
- Advisories
- 21
- Busiest month
- May43 alerts
- Busiest day
- May 10, 201011 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 5 tornado warnings covering Osage County in 2010 had a tornado report inside them; 3 of 3 tornado reports fell inside a warning, on average 28 minutes after it went out.
Osage County, 2010
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 5 | 1 | 80% | 3 | 100% | 28 min |
| Severe thunderstorm warnings | 43 | 18 | 58% | 14 | 57% | 27 min |
| Flash flood warnings | 7 | 6 | 14% | 2 | 100% | 220 min |
Each office's whole area, 2010
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Tulsa, OK: tornado warnings | 50 | 8 | 84% | 16 | 81% | 25 min |
| NWS Tulsa, OK: severe thunderstorm warnings | 220 | 97 | 56% | 223 | 77% | 25 min |
| NWS Tulsa, OK: flash flood warnings | 62 | 30 | 52% | 71 | 92% | 129 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 20, 9:07 PM CST | Special Weather Statement | TSA | 53 min |
| Jan 28, 12:18 PM CST | Mesoscale Discussion | SPC | 4 hr |
| Jan 29, 12:13 AM CST | Mesoscale Discussion | SPC | 4 hr |
| Mar 10, 3:42 PM CST | Severe Thunderstorm Watch | SPC | 6 hr |
| Mar 10, 4:04 PM CST | Special Weather Statement | TSA | 26 min |
| Mar 10, 4:13 PM CST | Severe Thunderstorm Warning | TSA | 62 min |
| Mar 10, 5:35 PM CST | Special Weather Statement | TSA | 55 min |
| Apr 2, 6:43 AM CDT | Special Weather Statement | TSA | 62 min |
| Apr 2, 7:22 AM CDT | Special Weather Statement | TSA | 53 min |
| Apr 2, 7:33 AM CDT | Severe Thunderstorm Warning | TSA | 42 min |
| Apr 2, 7:46 AM CDT | Severe Thunderstorm Warning | TSA | 29 min |
| Apr 4, 7:26 PM CDT | Mesoscale Discussion | SPC | 64 min |
| Apr 4, 9:26 PM CDT | Special Weather Statement | TSA | 64 min |
| Apr 4, 10:50 PM CDT | Special Weather Statement | TSA | 25 min |
| Apr 4, 11:23 PM CDT | Special Weather Statement | TSA | 52 min |
| Apr 4, 11:39 PM CDT | Severe Thunderstorm Warning | TSA | 47 min |
| Apr 5, 12:18 AM CDT | Special Weather Statement | TSA | 42 min |
| Apr 5, 12:27 AM CDT | Severe Thunderstorm Warning | TSA | 63 min |
| Apr 5, 1:06 AM CDT | Severe Thunderstorm Warning | TSA | 54 min |
| Apr 6, 7:58 PM CDT | Mesoscale Discussion | SPC | 62 min |
| Apr 6, 8:51 PM CDT | Special Weather Statement | TSA | 24 min |
| Apr 6, 8:53 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Apr 6, 9:37 PM CDT | Severe Thunderstorm Warning | TSA | 53 min |
| Apr 6, 10:25 PM CDT | Severe Thunderstorm Warning | TSA | 65 min |
| Apr 6, 11:24 PM CDT | Severe Thunderstorm Warning | TSA | 51 min |
| Apr 6, 11:49 PM CDT | Severe Thunderstorm Warning | TSA | 56 min |
| Apr 23, 3:54 AM CDT | Special Weather Statement | TSA | 66 min |
| Apr 30, 7:56 AM CDT | Special Weather Statement | TSA | 34 min |
| Apr 30, 8:09 AM CDT | Special Weather Statement | TSA | 21 min |
| Apr 30, 8:11 AM CDT | Special Weather Statement | TSA | 49 min |
| Apr 30, 9:17 AM CDT | Special Weather Statement | TSA | 43 min |
| May 9, 3:42 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 9, 7:01 PM CDT | Special Weather Statement | TSA | 44 min |
| May 10, 12:46 PM CDT | Mesoscale Discussion | SPC | 119 min |
| May 10, 1:25 PM CDT | Tornado Watch | SPC | 9 hr |
| May 10, 2:53 PM CDT | Mesoscale Discussion | SPC | 97 min |
| May 10, 4:33 PM CDT | Tornado Warning | TSA | 57 min |
| May 10, 4:42 PM CDT | Mesoscale Discussion | SPC | 63 min |
| May 10, 5:18 PM CDT | Tornado Warning | TSA | 42 min |
| May 10, 5:43 PM CDT | Severe Thunderstorm Warning | TSA | 31 min |
| May 10, 6:16 PM CDT | Tornado Warning | TSA | 44 min |
| May 10, 6:45 PM CDT | Mesoscale Discussion | SPC | 60 min |
| May 10, 6:53 PM CDT | Severe Thunderstorm Warning | TSA | 37 min |
| May 10, 9:21 PM CDT | Mesoscale Discussion | SPC | 54 min |
| May 11, 8:40 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 12, 8:59 PM CDT | Special Weather Statement | TSA | 31 min |
| May 12, 9:22 PM CDT | Mesoscale Discussion | SPC | 53 min |
| May 12, 9:58 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 13, 12:35 AM CDT | Special Weather Statement | TSA | 25 min |
| May 13, 12:59 AM CDT | Severe Thunderstorm Warning | TSA | 61 min |
| May 13, 1:40 AM CDT | Mesoscale Discussion | SPC | 65 min |
| May 13, 4:56 AM CDT | Severe Thunderstorm Warning | TSA | 43 min |
| May 13, 5:02 AM CDT | Mesoscale Discussion | SPC | 28 min |
| May 16, 1:28 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| May 19, 3:23 AM CDT | Mesoscale Discussion | SPC | 67 min |
| May 19, 3:42 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 19, 5:32 AM CDT | Mesoscale Discussion | SPC | 58 min |
| May 19, 6:41 AM CDT | Severe Thunderstorm Warning | TSA | 49 min |
| May 19, 7:24 AM CDT | Severe Thunderstorm Warning | TSA | 51 min |
| May 19, 8:10 AM CDT | Severe Thunderstorm Warning | TSA | 65 min |
| May 19, 8:30 AM CDT | Areal Flood Advisory | TSA | 90 min |
| May 19, 2:06 PM CDT | Tornado Watch | SPC | 8 hr |
| May 19, 7:41 PM CDT | Tornado Warning | TSA | 49 min |
| May 19, 7:51 PM CDT | Areal Flood Advisory | TSA | 84 min |
| May 19, 7:58 PM CDT | Severe Thunderstorm Warning | TSA | 62 min |
| May 19, 8:30 PM CDT | Severe Thunderstorm Warning | TSA | 30 min |
| May 19, 8:54 PM CDT | Severe Thunderstorm Warning | TSA | 66 min |
| May 30, 2:57 PM CDT | Mesoscale Discussion | SPC | 63 min |
| May 30, 5:02 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| May 30, 6:07 PM CDT | Mesoscale Discussion | SPC | 113 min |
| May 30, 7:45 PM CDT | Special Weather Statement | TSA | 45 min |
| May 30, 8:37 PM CDT | Severe Thunderstorm Warning | TSA | 53 min |
| May 30, 9:33 PM CDT | Severe Thunderstorm Warning | TSA | 57 min |
| May 30, 10:04 PM CDT | Severe Thunderstorm Warning | TSA | 56 min |
| Jun 3, 2:29 AM CDT | Areal Flood Advisory | TSA | 2 hr |
| Jun 3, 3:33 AM CDT | Special Weather Statement | TSA | 42 min |
| Jun 7, 3:00 AM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 7, 5:08 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 7, 5:21 AM CDT | Severe Thunderstorm Warning | TSA | 39 min |
| Jun 7, 5:59 AM CDT | Severe Thunderstorm Warning | TSA | 46 min |
| Jun 7, 6:15 AM CDT | Severe Thunderstorm Warning | TSA | 30 min |
| Jun 7, 6:34 AM CDT | Special Weather Statement | TSA | 41 min |
| Jun 9, 5:15 AM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 13, 1:27 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 13, 6:28 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 13, 11:32 PM CDT | Special Weather Statement | TSA | 43 min |
| Jun 14, 2:09 AM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 14, 2:48 AM CDT | Flash Flood Warning | TSA | 6 hr |
| Jun 14, 8:05 AM CDT | River Flood Advisory | TSA | 54 hr |
| Jun 14, 8:52 AM CDT | Flash Flood Warning | TSA | 6 hr |
| Jun 14, 12:34 PM CDT | River Flood Warning | TSA | 14 hr |
| Jun 14, 12:34 PM CDT | River Flood Warning | TSA | 38 hr |
| Jun 15, 12:11 AM CDT | Areal Flood Advisory | TSA | 2 hr |
| Jun 15, 6:08 AM CDT | Areal Flood Warning | TSA | 10 hr |
| Jun 16, 12:20 PM CDT | Mesoscale Discussion | SPC | 55 min |
| Jun 16, 1:40 PM CDT | Severe Thunderstorm Warning | TSA | 65 min |
| Jun 16, 2:21 PM CDT | Severe Thunderstorm Warning | TSA | 54 min |
| Jun 23, 5:02 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Jun 23, 10:04 PM CDT | Severe Thunderstorm Warning | TSA | 56 min |
| Jun 23, 10:48 PM CDT | Severe Thunderstorm Warning | TSA | 57 min |
| Jun 23, 11:40 PM CDT | Special Weather Statement | TSA | 50 min |
| Jun 27, 5:59 PM CDT | Severe Thunderstorm Warning | TSA | 46 min |
| Jul 5, 12:16 AM CDT | Areal Flood Advisory | TSA | 89 min |
| Jul 5, 7:41 PM CDT | Special Weather Statement | TSA | 79 min |
| Jul 6, 7:52 AM CDT | Areal Flood Advisory | TSA | 53 min |
| Jul 6, 8:51 AM CDT | Areal Flood Advisory | TSA | 3 hr |
| Jul 6, 11:45 AM CDT | Areal Flood Advisory | TSA | 3 hr |
| Jul 6, 1:40 PM CDT | Areal Flood Advisory | TSA | 3 hr |
| Jul 6, 1:46 PM CDT | Flash Flood Warning | TSA | 4 hr |
| Jul 6, 1:56 PM CDT | Mesoscale Discussion | SPC | 94 min |
| Jul 6, 3:08 PM CDT | Areal Flood Advisory | TSA | 3 hr |
| Jul 6, 4:02 PM CDT | Flash Flood Warning | TSA | 4 hr |
| Jul 7, 6:21 PM CDT | Areal Flood Advisory | TSA | 3 hr |
| Jul 8, 3:09 PM CDT | Flash Flood Warning | TSA | 4 hr |
| Jul 8, 6:39 PM CDT | Areal Flood Advisory | TSA | 2 hr |
| Jul 11, 2:16 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Jul 11, 4:00 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 11, 6:43 PM CDT | Mesoscale Discussion | SPC | 62 min |
| Jul 12, 2:16 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jul 12, 9:58 PM CDT | Mesoscale Discussion | SPC | 62 min |
| Jul 12, 10:45 PM CDT | Special Weather Statement | TSA | 45 min |
| Jul 15, 5:42 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Jul 15, 5:52 PM CDT | Areal Flood Advisory | TSA | 113 min |
| Jul 15, 6:08 PM CDT | Special Weather Statement | TSA | 37 min |
| Jul 15, 6:40 PM CDT | Flash Flood Warning | TSA | 4 hr |
| Jul 15, 7:40 PM CDT | Areal Flood Advisory | TSA | 65 min |
| Jul 16, 3:49 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Jul 16, 6:05 PM CDT | Special Weather Statement | TSA | 55 min |
| Jul 16, 6:31 PM CDT | Severe Thunderstorm Warning | TSA | 59 min |
| Jul 16, 8:05 PM CDT | Severe Thunderstorm Warning | TSA | 55 min |
| Jul 24, 4:55 PM CDT | Severe Thunderstorm Warning | TSA | 65 min |
| Jul 24, 5:45 PM CDT | Special Weather Statement | TSA | 60 min |
| Jul 24, 5:52 PM CDT | Areal Flood Advisory | TSA | 113 min |
| Jul 25, 6:43 PM CDT | Special Weather Statement | TSA | 62 min |
| Jul 25, 7:29 PM CDT | Special Weather Statement | TSA | 61 min |
| Aug 1, 3:10 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 4, 6:02 PM CDT | Special Weather Statement | TSA | 58 min |
| Aug 4, 6:40 PM CDT | Severe Thunderstorm Warning | TSA | 50 min |
| Aug 4, 7:10 PM CDT | Severe Thunderstorm Warning | TSA | 65 min |
| Aug 4, 7:47 PM CDT | Severe Thunderstorm Warning | TSA | 28 min |
| Aug 4, 8:13 PM CDT | Severe Thunderstorm Warning | TSA | 24 min |
| Aug 14, 3:59 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 14, 7:42 PM CDT | Mesoscale Discussion | SPC | 63 min |
| Aug 14, 9:24 PM CDT | Special Weather Statement | TSA | 36 min |
| Aug 14, 10:28 PM CDT | Mesoscale Discussion | SPC | 62 min |
| Aug 15, 3:27 PM CDT | Special Weather Statement | TSA | 33 min |
| Aug 17, 8:19 AM CDT | Special Weather Statement | TSA | 41 min |
| Aug 20, 8:58 PM CDT | Special Weather Statement | TSA | 47 min |
| Aug 20, 9:49 PM CDT | Special Weather Statement | TSA | 41 min |
| Aug 20, 10:47 PM CDT | Special Weather Statement | TSA | 43 min |
| Aug 20, 11:43 PM CDT | Special Weather Statement | TSA | 47 min |
| Aug 31, 5:39 PM CDT | Severe Thunderstorm Warning | TSA | 41 min |
| Aug 31, 7:37 PM CDT | Special Weather Statement | TSA | 53 min |
| Aug 31, 8:14 PM CDT | Special Weather Statement | TSA | 61 min |
| Aug 31, 9:28 PM CDT | Areal Flood Advisory | TSA | 2 hr |
| Sep 2, 2:17 PM CDT | Mesoscale Discussion | SPC | 118 min |
| Sep 2, 3:29 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Sep 8, 9:28 AM CDT | River Flood Watch | TSA | 19 hr |
| Sep 8, 9:28 AM CDT | River Flood Watch | TSA | 19 hr |
| Sep 9, 1:15 AM CDT | Flash Flood Warning | TSA | 3 hr |
| Sep 10, 5:20 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Sep 10, 5:54 PM CDT | Tornado Watch | SPC | 7 hr |
| Sep 10, 9:40 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 13, 6:34 AM CDT | Areal Flood Advisory | TSA | 116 min |
| Sep 13, 8:26 AM CDT | Areal Flood Advisory | TSA | 49 min |
| Sep 13, 9:25 AM CDT | Areal Flood Advisory | TSA | 2 hr |
| Sep 13, 11:34 AM CDT | Areal Flood Advisory | TSA | 3 hr |
| Sep 15, 5:34 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Sep 15, 5:54 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Sep 15, 8:16 PM CDT | Severe Thunderstorm Warning | TSA | 59 min |
| Sep 15, 8:27 PM CDT | Mesoscale Discussion | SPC | 63 min |
| Sep 15, 8:39 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Sep 15, 8:52 PM CDT | Tornado Warning | TSA | 21 min |
| Sep 15, 9:11 PM CDT | Severe Thunderstorm Warning | TSA | 64 min |
| Sep 15, 10:16 PM CDT | Severe Thunderstorm Warning | TSA | 59 min |
| Sep 15, 11:12 PM CDT | Mesoscale Discussion | SPC | 63 min |
| Oct 10, 8:44 PM CDT | Special Weather Statement | TSA | 46 min |
| Oct 10, 9:27 PM CDT | Special Weather Statement | TSA | 48 min |
| Oct 18, 6:56 PM CDT | Special Weather Statement | TSA | 34 min |
| Oct 22, 3:48 PM CDT | Special Weather Statement | TSA | 42 min |
| Oct 22, 7:32 PM CDT | Mesoscale Discussion | SPC | 118 min |
| Nov 24, 12:24 PM CST | Mesoscale Discussion | SPC | 96 min |
| Dec 31, 1:03 AM CST | Tornado Watch | SPC | 7 hr |
| Dec 31, 2:26 AM CST | Special Weather Statement | TSA | 49 min |
| Dec 31, 2:37 AM CST | Severe Thunderstorm Warning | TSA | 38 min |
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 archive20092011
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.