Alert archive / Kansas / Graham County
Weather alerts in Graham County, Kansas, 2009
120 weather alerts in 2009, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Graham County and its neighbors
Each county as a circle sized by its count in 2009. Tap one for its archive.
- Alerts
- 120
- Warnings
- 35
- Watches
- 18
- Advisories
- 38
- Busiest month
- July22 alerts
- Busiest day
- August 1, 20096 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
0 of 2 tornado warnings covering Graham County in 2009 had a tornado report inside them.
Graham County, 2009
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 2 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 24 | 18 | 25% | 14 | 86% | 17 min |
| Flash flood warnings | 2 | 0 | 100% | 0 |
Each office's whole area, 2009
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Goodland, KS: tornado warnings | 23 | 6 | 74% | 15 | 53% | 12 min |
| NWS Goodland, KS: severe thunderstorm warnings | 264 | 137 | 48% | 306 | 84% | 25 min |
| NWS Goodland, KS: flash flood warnings | 25 | 3 | 88% | 9 | 44% | 97 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 9, 4:05 AM CST | Wind Advisory | GLD | 14 hr |
| Jan 11, 11:33 AM CST | Wind Advisory | GLD | 22 hr |
| Jan 12, 10:00 AM CST | High Wind Warning | GLD | 8 hr |
| Jan 18, 3:14 PM CST | Wind Advisory | GLD | 27 hr |
| Feb 5, 8:50 PM CST | Red Flag Warning | GLD | 21 hr |
| Feb 9, 1:58 AM CST | Wind Advisory | GLD | 16 hr |
| Feb 12, 9:31 AM CST | Winter Weather Advisory | GLD | 27 hr |
| Feb 16, 11:30 AM CST | Red Flag Warning | GLD | 31 hr |
| Mar 3, 4:22 AM CST | Fire Weather Watch | GLD | 49 hr |
| Mar 4, 4:09 AM CST | Red Flag Warning | GLD | 39 hr |
| Mar 5, 5:07 AM CST | Fire Weather Watch | GLD | 22 hr |
| Mar 21, 3:38 AM CDT | Dense Fog Advisory | GLD | 7 hr |
| Mar 22, 1:05 PM CDT | Wind Advisory | GLD | 32 hr |
| Mar 23, 1:24 PM CDT | Wind Advisory | GLD | 30 hr |
| Mar 26, 3:08 AM CDT | Blizzard Warning | GLD | 32 hr |
| Mar 31, 4:34 AM CDT | Wind Advisory | GLD | 12 hr |
| Apr 1, 3:05 PM CDT | Winter Weather Advisory | GLD | 12 hr |
| Apr 3, 11:45 AM CDT | Wind Advisory | GLD | 4 hr |
| Apr 3, 3:59 PM CDT | Wind Advisory | GLD | 48 hr |
| Apr 5, 3:15 AM CDT | Winter Weather Advisory | GLD | 7 hr |
| Apr 5, 3:20 AM CDT | Wind Advisory | GLD | 13 hr |
| Apr 14, 4:15 AM CDT | Wind Advisory | GLD | 41 hr |
| Apr 16, 11:20 AM CDT | Mesoscale Discussion | SPC | 115 min |
| Apr 17, 3:44 PM CDT | Dense Fog Advisory | GLD | 2 hr |
| Apr 22, 2:39 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 24, 6:01 PM CDT | Mesoscale Discussion | SPC | 59 min |
| Apr 30, 1:36 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Apr 30, 4:05 AM CDT | Mesoscale Discussion | SPC | 85 min |
| May 7, 11:13 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| May 8, 12:29 AM CDT | Severe Thunderstorm Warning | GLD | 37 min |
| May 15, 2:37 PM CDT | Wind Advisory | GLD | 3 hr |
| May 19, 4:59 AM CDT | Wind Advisory | GLD | 16 hr |
| May 24, 6:59 AM CDT | Dense Fog Advisory | GLD | 3 hr |
| Jun 1, 2:55 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 1, 8:21 PM CDT | Severe Thunderstorm Warning | GLD | 54 min |
| Jun 1, 8:35 PM CDT | Tornado Warning | GLD | 25 min |
| Jun 7, 5:31 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 7, 8:13 PM CDT | Mesoscale Discussion | SPC | 62 min |
| Jun 9, 7:16 AM CDT | Mesoscale Discussion | SPC | 59 min |
| Jun 13, 11:59 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Jun 14, 4:11 PM CDT | Tornado Watch | SPC | 7 hr |
| Jun 14, 5:48 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Jun 14, 7:46 PM CDT | Tornado Watch | SPC | 5 hr |
| Jun 14, 10:36 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Jun 15, 2:05 AM CDT | Flash Flood Warning | GLD | 2 hr |
| Jun 15, 12:02 PM CDT | Flash Flood Watch | GLD | 10 hr |
| Jun 15, 3:34 PM CDT | Tornado Watch | SPC | 8 hr |
| Jun 15, 7:33 PM CDT | Mesoscale Discussion | SPC | 87 min |
| Jun 15, 9:13 PM CDT | Tornado Warning | GLD | 24 min |
| Jun 15, 9:40 PM CDT | Severe Thunderstorm Warning | GLD | 17 min |
| Jun 17, 2:29 PM CDT | Mesoscale Discussion | SPC | 61 min |
| Jun 17, 5:43 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Jun 24, 5:46 PM CDT | Severe Thunderstorm Warning | GLD | 33 min |
| Jul 2, 1:07 AM CDT | Mesoscale Discussion | SPC | 53 min |
| Jul 3, 2:58 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jul 3, 4:57 PM CDT | Severe Thunderstorm Warning | GLD | 48 min |
| Jul 3, 5:41 PM CDT | Severe Thunderstorm Warning | GLD | 31 min |
| Jul 3, 6:29 PM CDT | Severe Thunderstorm Warning | GLD | 46 min |
| Jul 3, 9:43 PM CDT | Mesoscale Discussion | SPC | 32 min |
| Jul 7, 5:47 PM CDT | Mesoscale Discussion | SPC | 58 min |
| Jul 11, 1:28 AM CDT | Mesoscale Discussion | SPC | 62 min |
| Jul 11, 10:25 PM CDT | Mesoscale Discussion | SPC | 65 min |
| Jul 20, 3:42 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 20, 5:53 PM CDT | Tornado Watch | SPC | 8 hr |
| Jul 20, 6:01 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Jul 22, 2:55 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 22, 6:47 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Jul 22, 7:11 PM CDT | Severe Thunderstorm Warning | GLD | 42 min |
| Jul 22, 7:48 PM CDT | Severe Thunderstorm Warning | GLD | 57 min |
| Jul 23, 3:30 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 27, 4:13 PM CDT | Severe Thunderstorm Warning | GLD | 47 min |
| Jul 27, 5:20 PM CDT | Flash Flood Warning | GLD | 3 hr |
| Jul 27, 5:43 PM CDT | Severe Thunderstorm Warning | GLD | 4 min |
| Jul 27, 5:54 PM CDT | Severe Thunderstorm Warning | GLD | 51 min |
| Jul 31, 5:39 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 31, 7:41 PM CDT | Severe Thunderstorm Warning | GLD | 64 min |
| Jul 31, 7:43 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 31, 8:32 PM CDT | Severe Thunderstorm Warning | GLD | 48 min |
| Jul 31, 8:53 PM CDT | Severe Thunderstorm Warning | GLD | 35 min |
| Jul 31, 8:56 PM CDT | Severe Thunderstorm Warning | GLD | 35 min |
| Jul 31, 9:25 PM CDT | Severe Thunderstorm Warning | GLD | 20 min |
| Aug 2, 3:05 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 2, 5:12 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 2, 7:22 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Aug 10, 8:01 AM CDT | Mesoscale Discussion | SPC | 89 min |
| Aug 15, 10:08 PM CDT | Severe Thunderstorm Warning | GLD | 32 min |
| Aug 15, 10:36 PM CDT | Severe Thunderstorm Warning | GLD | 54 min |
| Aug 17, 1:52 AM CDT | Mesoscale Discussion | SPC | 83 min |
| Aug 24, 5:48 PM CDT | Mesoscale Discussion | SPC | 87 min |
| Sep 3, 5:48 AM CDT | Dense Fog Advisory | GLD | 4 hr |
| Sep 3, 6:00 PM CDT | Severe Thunderstorm Warning | GLD | 27 min |
| Sep 5, 1:32 AM CDT | Dense Fog Advisory | GLD | 9 hr |
| Sep 11, 6:46 AM CDT | Dense Fog Advisory | GLD | 4 hr |
| Sep 13, 9:05 AM CDT | Dense Fog Advisory | GLD | 2 hr |
| Sep 13, 7:24 PM CDT | Dense Fog Advisory | GLD | 10 hr |
| Sep 30, 4:21 PM CDT | Wind Advisory | GLD | 28 hr |
| Oct 1, 3:12 AM CDT | High Wind Warning | GLD | 17 hr |
| Oct 2, 4:31 AM CDT | Wind Advisory | GLD | 14 hr |
| Oct 2, 1:03 PM CDT | Frost Advisory | GLD | 20 hr |
| Oct 5, 6:49 PM CDT | Severe Thunderstorm Warning | GLD | 26 min |
| Oct 8, 4:17 PM CDT | Freeze Warning | GLD | 18 hr |
| Oct 10, 3:33 AM CDT | Winter Weather Advisory | GLD | 22 hr |
| Oct 11, 2:40 PM CDT | Winter Weather Advisory | GLD | 19 hr |
| Oct 20, 5:36 AM CDT | Dense Fog Advisory | GLD | 7 hr |
| Nov 14, 4:15 AM CST | Winter Storm Watch | GLD | 36 hr |
| Nov 15, 2:58 AM CST | Winter Weather Advisory | GLD | 27 hr |
| Nov 22, 8:32 PM CST | Dense Fog Advisory | GLD | 14 hr |
| Dec 6, 4:30 AM CST | Winter Storm Watch | GLD | 32 hr |
| Dec 6, 11:12 AM CST | Mesoscale Discussion | SPC | 4 hr |
| Dec 7, 4:30 AM CST | Winter Storm Warning | GLD | 41 hr |
| Dec 8, 5:37 AM CST | Mesoscale Discussion | SPC | 3 hr |
| Dec 8, 9:55 PM CST | Wind Chill Warning | GLD | 12 hr |
| Dec 9, 3:30 AM CST | Wind Chill Advisory | GLD | 7 hr |
| Dec 9, 3:13 PM CST | Wind Chill Advisory | GLD | 19 hr |
| Dec 21, 4:25 AM CST | Winter Storm Watch | GLD | 10 hr |
| Dec 21, 2:54 PM CST | Winter Storm Warning | GLD | 63 hr |
| Dec 23, 1:32 PM CST | Winter Weather Advisory | GLD | 28 hr |
| Dec 24, 9:54 PM CST | Wind Chill Advisory | GLD | 12 hr |
| Dec 24, 9:54 PM CST | Wind Advisory | GLD | 20 hr |
| Dec 25, 10:32 AM CST | Winter Weather Advisory | GLD | 31 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 | 21 |
| Tornado Warning | 2 |
| Severe Thunderstorm Watch | 8 |
| Tornado Watch | 4 |
| Mesoscale Discussion | 29 |
| Flooding | |
| Flash Flood Warning | 2 |
| Flash Flood Watch | 1 |
| Winter | |
| Blizzard Warning | 1 |
| Winter Storm Warning | 2 |
| Winter Storm Watch | 3 |
| Winter Weather Advisory | 8 |
| Cold | |
| Freeze Warning | 1 |
| Wind Chill Warning | 1 |
| Frost Advisory | 1 |
| Wind Chill Advisory | 3 |
| Wind and dust | |
| High Wind Warning | 2 |
| Wind Advisory | 16 |
| Fire | |
| Red Flag Warning | 3 |
| Fire Weather Watch | 2 |
| Fog and smoke | |
| Dense Fog Advisory | 10 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20082010
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.