Alert archive / Oklahoma / Nowata County
Weather alerts in Nowata County, Oklahoma, 2010
181 weather alerts in 2010, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Nowata County and its neighbors
Each county as a circle sized by its count in 2010. Tap one for its archive.
- Alerts
- 181
- Warnings
- 35
- Watches
- 34
- Advisories
- 49
- Busiest month
- June27 alerts
- Busiest day
- September 16, 20108 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Nowata County, 2010
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 18 | 9 | 50% | 2 | 50% | 8 min |
| Flash flood warnings | 1 | 1 | 0% | 0 |
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 2, 2:39 PM CST | Winter Weather Advisory | TSA | 22 hr |
| Jan 5, 3:42 PM CST | Winter Weather Advisory | TSA | 42 hr |
| Jan 6, 4:04 AM CST | Wind Chill Advisory | TSA | 3 days |
| Jan 7, 3:17 PM CST | Hard Freeze Warning | TSA | 66 hr |
| Jan 15, 2:06 AM CST | Dense Fog Advisory | TSA | 13 hr |
| Jan 15, 9:03 PM CST | Dense Fog Advisory | TSA | 12 hr |
| Jan 16, 2:54 PM CST | Dense Fog Advisory | TSA | 21 hr |
| Jan 17, 8:17 PM CST | Dense Fog Advisory | TSA | 5 hr |
| Jan 18, 12:58 AM CST | Freezing Fog Advisory | TSA | 7 hr |
| Jan 22, 6:07 AM CST | Dense Fog Advisory | TSA | 6 hr |
| Jan 25, 11:55 AM CST | Wind Advisory | TSA | 4 hr |
| Jan 25, 3:04 PM CST | Winter Storm Watch | TSA | 3 days |
| Jan 27, 3:37 AM CST | Winter Storm Warning | TSA | 68 hr |
| Jan 29, 12:13 AM CST | Mesoscale Discussion | SPC | 4 hr |
| Jan 31, 1:09 AM CST | Freezing Fog Advisory | TSA | 11 hr |
| Jan 31, 4:05 PM CST | Freezing Fog Advisory | TSA | 16 hr |
| Feb 1, 11:02 PM CST | Freezing Fog Advisory | TSA | 5 hr |
| Feb 2, 9:09 PM CST | Freezing Fog Advisory | TSA | 13 hr |
| Feb 4, 5:23 AM CST | Winter Weather Advisory | TSA | 7 hr |
| Feb 4, 4:36 PM CST | Winter Weather Advisory | TSA | 19 hr |
| Feb 5, 1:18 AM CST | Dense Fog Advisory | TSA | 4 hr |
| Feb 6, 3:36 AM CST | Winter Storm Watch | TSA | 24 hr |
| Feb 7, 3:38 AM CST | Winter Storm Warning | TSA | 44 hr |
| Feb 7, 3:20 PM CST | Winter Weather Advisory | TSA | 9 hr |
| Feb 13, 1:20 AM CST | Freezing Fog Advisory | TSA | 9 hr |
| Mar 10, 3:42 PM CST | Severe Thunderstorm Watch | SPC | 6 hr |
| Mar 18, 3:39 PM CDT | Winter Storm Watch | TSA | 37 hr |
| Mar 19, 2:42 PM CDT | Winter Storm Warning | TSA | 56 hr |
| Mar 27, 12:33 PM CDT | Mesoscale Discussion | SPC | 57 min |
| Mar 30, 2:59 PM CDT | Red Flag Warning | TSA | 5 hr |
| Apr 2, 7:46 AM CDT | Severe Thunderstorm Warning | TSA | 29 min |
| Apr 2, 8:16 AM CDT | Special Weather Statement | TSA | 44 min |
| Apr 4, 11:13 PM CDT | Special Weather Statement | TSA | 47 min |
| Apr 5, 12:04 AM CDT | Severe Thunderstorm Warning | TSA | 56 min |
| Apr 5, 12:56 AM CDT | Severe Thunderstorm Warning | TSA | 49 min |
| Apr 5, 1:35 AM CDT | Special Weather Statement | TSA | 40 min |
| Apr 5, 2:12 AM CDT | Special Weather Statement | TSA | 48 min |
| Apr 6, 3:22 AM CDT | Wind Advisory | TSA | 16 hr |
| Apr 6, 8:53 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Apr 6, 11:24 PM CDT | Mesoscale Discussion | SPC | 66 min |
| Apr 6, 11:24 PM CDT | Severe Thunderstorm Warning | TSA | 51 min |
| Apr 6, 11:53 PM CDT | Severe Thunderstorm Warning | TSA | 52 min |
| Apr 22, 4:56 PM CDT | Mesoscale Discussion | SPC | 34 min |
| Apr 28, 3:03 PM CDT | Wind Advisory | TSA | 30 hr |
| Apr 30, 3:33 AM CDT | Wind Advisory | TSA | 9 hr |
| Apr 30, 8:28 AM CDT | Special Weather Statement | TSA | 47 min |
| Apr 30, 8:31 AM CDT | Special Weather Statement | TSA | 44 min |
| May 1, 3:06 PM CDT | Special Weather Statement | TSA | 39 min |
| May 9, 7:47 PM CDT | Special Weather Statement | TSA | 58 min |
| May 10, 4:42 PM CDT | Mesoscale Discussion | SPC | 63 min |
| May 10, 5:00 PM CDT | Tornado Watch | SPC | 6 hr |
| May 10, 6:45 PM CDT | Mesoscale Discussion | SPC | 60 min |
| May 10, 7:25 PM CDT | Special Weather Statement | TSA | 35 min |
| May 10, 7:50 PM CDT | Special Weather Statement | TSA | 55 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, 9:58 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| 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 13, 5:04 AM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
| May 13, 5:22 AM CDT | Severe Thunderstorm Warning | TSA | 53 min |
| May 14, 4:12 PM CDT | Flood Watch | TSA | 35 hr |
| May 17, 3:18 AM CDT | Dense Fog Advisory | TSA | 7 hr |
| May 19, 2:33 AM CDT | Flash Flood Watch | TSA | 40 hr |
| May 19, 3:42 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 19, 7:24 AM CDT | Severe Thunderstorm Warning | TSA | 51 min |
| May 19, 8:30 AM CDT | Areal Flood Advisory | TSA | 90 min |
| May 19, 8:35 AM CDT | Special Weather Statement | TSA | 40 min |
| May 19, 9:44 AM CDT | Areal Flood Advisory | TSA | 91 min |
| May 30, 5:02 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jun 2, 11:03 PM CDT | Mesoscale Discussion | SPC | 57 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, 6:15 AM CDT | Severe Thunderstorm Warning | TSA | 30 min |
| Jun 7, 6:46 AM CDT | Special Weather Statement | TSA | 44 min |
| Jun 7, 6:55 AM CDT | Severe Thunderstorm Warning | TSA | 40 min |
| Jun 7, 7:12 AM CDT | Special Weather Statement | TSA | 48 min |
| Jun 8, 8:34 PM CDT | Mesoscale Discussion | SPC | 56 min |
| Jun 13, 1:27 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 13, 2:04 PM CDT | Flash Flood Watch | TSA | 41 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 19, 3:13 AM CDT | Heat Advisory | TSA | 11 hr |
| Jun 19, 1:48 PM CDT | Excessive Heat Warning | TSA | 4 days |
| Jun 21, 3:29 PM CDT | Heat Advisory | TSA | 5 days |
| 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, 10:35 PM CDT | Severe Thunderstorm Warning | TSA | 55 min |
| Jun 23, 11:13 PM CDT | Severe Thunderstorm Warning | TSA | 29 min |
| Jun 26, 12:42 PM CDT | Heat Advisory | TSA | 6 hr |
| Jun 27, 3:46 AM CDT | Heat Advisory | TSA | 15 hr |
| Jun 27, 2:07 PM CDT | Special Weather Statement | TSA | 23 min |
| Jun 27, 3:18 PM CDT | Mesoscale Discussion | SPC | 57 min |
| Jun 27, 5:34 PM CDT | Special Weather Statement | TSA | 41 min |
| Jun 27, 5:51 PM CDT | Severe Thunderstorm Warning | TSA | 39 min |
| Jun 27, 6:20 PM CDT | Severe Thunderstorm Warning | TSA | 40 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, 10:41 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 6, 11:45 AM CDT | Areal Flood Advisory | TSA | 3 hr |
| Jul 6, 1:46 PM CDT | Flash Flood Warning | TSA | 4 hr |
| Jul 6, 2:23 PM CDT | River Flood Watch | TSA | 5 hr |
| Jul 6, 7:47 PM CDT | River Flood Warning | TSA | 25 hr |
| Jul 7, 11:27 AM CDT | Flood Watch | TSA | 64 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, 4:26 AM CDT | Excessive Heat Watch | TSA | 23 hr |
| Jul 12, 1:41 PM CDT | Excessive Heat Warning | TSA | 11 days |
| Jul 12, 2:16 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jul 12, 7:56 PM CDT | Mesoscale Discussion | SPC | 64 min |
| Jul 12, 9:58 PM CDT | Mesoscale Discussion | SPC | 62 min |
| Jul 15, 5:22 PM CDT | Special Weather Statement | TSA | 38 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, 6:04 PM CDT | Special Weather Statement | TSA | 41 min |
| Jul 15, 6:19 PM CDT | Special Weather Statement | TSA | 26 min |
| Jul 15, 7:40 PM CDT | Areal Flood Advisory | TSA | 65 min |
| Jul 16, 3:33 PM CDT | Heat Advisory | TSA | 4 days |
| Jul 16, 3:49 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Jul 29, 3:08 PM CDT | Heat Advisory | TSA | 8 days |
| Aug 1, 3:10 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 6, 3:24 PM CDT | Excessive Heat Watch | TSA | 24 hr |
| Aug 7, 3:18 PM CDT | Excessive Heat Warning | TSA | 9 days |
| Aug 7, 3:18 PM CDT | Heat Advisory | TSA | 9 days |
| 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, 10:28 PM CDT | Mesoscale Discussion | SPC | 62 min |
| Aug 15, 4:33 PM CDT | Special Weather Statement | TSA | 42 min |
| Aug 17, 10:06 AM CDT | Special Weather Statement | TSA | 54 min |
| Aug 19, 4:12 AM CDT | Excessive Heat Watch | TSA | 23 hr |
| Aug 19, 4:12 AM CDT | Heat Advisory | TSA | 63 hr |
| Aug 31, 1:55 PM CDT | Heat Advisory | TSA | 5 hr |
| Aug 31, 8:39 PM CDT | Special Weather Statement | TSA | 66 min |
| Aug 31, 9:28 PM CDT | Areal Flood Advisory | TSA | 2 hr |
| Aug 31, 10:03 PM CDT | Special Weather Statement | TSA | 42 min |
| Sep 1, 1:36 PM CDT | Areal Flood Advisory | TSA | 114 min |
| Sep 2, 2:17 PM CDT | Mesoscale Discussion | SPC | 118 min |
| Sep 2, 3:29 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Sep 2, 6:41 PM CDT | Mesoscale Discussion | SPC | 94 min |
| Sep 7, 4:24 PM CDT | Flood Watch | TSA | 44 hr |
| Sep 10, 4:20 AM CDT | Heat Advisory | TSA | 15 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 15, 5:54 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Sep 15, 8:05 PM CDT | Mesoscale Discussion | SPC | 85 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, 9:03 PM CDT | Severe Thunderstorm Warning | TSA | 57 min |
| Sep 15, 9:11 PM CDT | Severe Thunderstorm Warning | TSA | 64 min |
| Sep 15, 10:03 PM CDT | Special Weather Statement | TSA | 57 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 3, 3:44 AM CDT | Frost Advisory | TSA | 29 hr |
| Oct 4, 3:51 PM CDT | Frost Advisory | TSA | 16 hr |
| Oct 11, 3:01 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Oct 22, 7:32 PM CDT | Mesoscale Discussion | SPC | 118 min |
| Oct 25, 3:54 AM CDT | Wind Advisory | TSA | 18 hr |
| Oct 25, 10:06 PM CDT | Wind Advisory | TSA | 6 hr |
| Oct 27, 2:49 PM CDT | Freeze Watch | TSA | 25 hr |
| Oct 28, 3:14 AM CDT | Freeze Warning | TSA | 31 hr |
| Nov 3, 3:09 PM CDT | Freeze Watch | TSA | 22 hr |
| Nov 4, 3:22 AM CDT | Red Flag Warning | TSA | 16 hr |
| Nov 4, 1:23 PM CDT | Freeze Warning | TSA | 20 hr |
| Nov 5, 3:34 AM CDT | Freeze Watch | TSA | 10 hr |
| Nov 5, 2:02 PM CDT | Freeze Warning | TSA | 19 hr |
| Nov 6, 9:02 AM CDT | Freeze Warning | TSA | 58 min |
| Nov 6, 3:27 PM CDT | Fire Weather Watch | TSA | 13 hr |
| Nov 7, 3:42 AM CST | Red Flag Warning | TSA | 16 hr |
| Nov 8, 3:47 AM CST | Fire Weather Watch | TSA | 8 hr |
| Nov 24, 12:24 PM CST | Mesoscale Discussion | SPC | 96 min |
| Nov 24, 2:28 PM CST | Tornado Watch | SPC | 6 hr |
| Nov 28, 3:38 AM CST | Wind Advisory | TSA | 14 hr |
| Dec 21, 3:42 AM CST | Dense Fog Advisory | TSA | 8 hr |
| Dec 31, 12:44 AM CST | Mesoscale Discussion | SPC | 61 min |
| Dec 31, 1:03 AM CST | Tornado Watch | SPC | 7 hr |
| Dec 31, 3:27 AM CST | Mesoscale Discussion | SPC | 2 hr |
| Dec 31, 3:59 AM CST | Special Weather Statement | TSA | 46 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.