Alert archive / Nebraska / Keya Paha County
Weather alerts in Keya Paha County, Nebraska, 2008
134 weather alerts in 2008, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Keya Paha County and its neighbors
Each county as a circle sized by its count in 2008. Tap one for its archive.
- Alerts
- 134
- Warnings
- 28
- Watches
- 32
- Advisories
- 36
- Busiest month
- June23 alerts
- Busiest day
- May 29, 20086 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 1 tornado warnings covering Keya Paha County in 2008 had a tornado report inside them.
Keya Paha County, 2008
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 1 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 18 | 8 | 56% | 7 | 100% | 32 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2008
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS North Platte, NE: tornado warnings | 82 | 11 | 87% | 19 | 63% | 25 min |
| NWS North Platte, NE: severe thunderstorm warnings | 492 | 170 | 65% | 297 | 75% | 22 min |
| NWS North Platte, NE: flash flood warnings | 35 | 6 | 83% | 11 | 73% | 230 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 15, 4:47 PM CST | Wind Advisory | LBF | 13 hr |
| Jan 19, 2:34 PM CST | Snow Advisory | LBF | 53 hr |
| Jan 22, 2:42 AM CST | Wind Chill Advisory | LBF | 8 hr |
| Jan 22, 2:58 PM CST | Blowing Snow Advisory | LBF | 24 hr |
| Jan 28, 3:57 PM CST | Wind Advisory | LBF | 20 hr |
| Jan 28, 3:57 PM CST | Winter Weather Advisory | LBF | 15 hr |
| Jan 29, 7:01 AM CST | Wind Chill Advisory | LBF | 5 hr |
| Feb 11, 9:45 AM CST | Snow Advisory | LBF | 11 hr |
| Feb 16, 3:03 PM CST | Wind Advisory | LBF | 30 hr |
| Feb 25, 3:44 AM CST | Wind Advisory | LBF | 14 hr |
| Mar 2, 3:12 AM CST | Wind Advisory | LBF | 15 hr |
| Mar 4, 3:32 PM CST | Winter Weather Advisory | LBF | 12 hr |
| Mar 15, 3:36 PM CDT | Winter Storm Watch | LBF | 23 hr |
| Mar 16, 2:10 PM CDT | Snow Advisory | LBF | 22 hr |
| Mar 24, 6:10 PM CDT | Red Flag Warning | LBF | 110 min |
| Mar 29, 3:53 AM CDT | Wind Advisory | LBF | 13 hr |
| Mar 29, 3:25 PM CDT | Winter Storm Watch | LBF | 23 hr |
| Mar 30, 2:40 PM CDT | Winter Storm Warning | LBF | 22 hr |
| Mar 31, 2:30 AM CDT | Mesoscale Discussion | SPC | 5 hr |
| Apr 8, 4:43 PM CDT | Winter Storm Watch | LBF | 24 hr |
| Apr 9, 4:35 PM CDT | Winter Storm Warning | LBF | 43 hr |
| Apr 10, 2:14 PM CDT | Mesoscale Discussion | SPC | 4 hr |
| Apr 11, 11:07 AM CDT | Wind Advisory | LBF | 7 hr |
| Apr 15, 3:32 AM CDT | Wind Advisory | LBF | 15 hr |
| Apr 20, 2:53 AM CDT | Wind Advisory | LBF | 16 hr |
| Apr 23, 5:58 PM CDT | Tornado Watch | SPC | 4 hr |
| Apr 23, 7:06 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Apr 23, 7:13 PM CDT | Severe Thunderstorm Warning | LBF | 32 min |
| Apr 25, 6:06 AM CDT | Mesoscale Discussion | SPC | 6 hr |
| May 1, 3:43 PM CDT | Winter Storm Watch | LBF | 12 hr |
| May 2, 2:21 PM CDT | Winter Weather Advisory | LBF | 9 hr |
| May 6, 10:56 AM CDT | Mesoscale Discussion | SPC | 94 min |
| May 6, 12:03 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 9, 1:43 PM CDT | Wind Advisory | LBF | 31 hr |
| May 22, 3:22 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 22, 9:24 PM CDT | Mesoscale Discussion | SPC | 66 min |
| May 24, 1:18 PM CDT | Mesoscale Discussion | SPC | 57 min |
| May 24, 2:17 PM CDT | Mesoscale Discussion | SPC | 118 min |
| May 24, 3:08 PM CDT | Tornado Watch | SPC | 6 hr |
| May 28, 11:41 PM CDT | Mesoscale Discussion | SPC | 94 min |
| May 29, 9:05 AM CDT | Flash Flood Watch | LBF | 18 hr |
| May 29, 2:30 PM CDT | Tornado Watch | SPC | 8 hr |
| May 29, 3:55 PM CDT | Mesoscale Discussion | SPC | 95 min |
| May 29, 5:41 PM CDT | Severe Thunderstorm Warning | LBF | 22 min |
| May 29, 5:55 PM CDT | Mesoscale Discussion | SPC | 35 min |
| Jun 2, 1:28 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 3, 4:02 AM CDT | Flash Flood Watch | LBF | 23 hr |
| Jun 4, 4:17 AM CDT | Flash Flood Watch | LBF | 49 hr |
| Jun 5, 9:35 AM CDT | Severe Thunderstorm Warning | LBF | 40 min |
| Jun 5, 10:11 AM CDT | Mesoscale Discussion | SPC | 94 min |
| Jun 5, 10:55 AM CDT | Tornado Watch | SPC | 8 hr |
| Jun 5, 12:14 PM CDT | Severe Thunderstorm Warning | LBF | 61 min |
| Jun 5, 4:17 PM CDT | Tornado Warning | LBF | 28 min |
| Jun 7, 3:52 AM CDT | Flash Flood Watch | LBF | 23 hr |
| Jun 17, 10:58 AM CDT | Severe Thunderstorm Warning | LBF | 28 min |
| Jun 17, 4:50 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 17, 4:54 PM CDT | Severe Thunderstorm Warning | LBF | 66 min |
| Jun 17, 5:28 PM CDT | Severe Thunderstorm Warning | LBF | 47 min |
| Jun 17, 6:37 PM CDT | Severe Thunderstorm Warning | LBF | 38 min |
| Jun 17, 7:15 PM CDT | Severe Thunderstorm Warning | LBF | 45 min |
| Jun 17, 7:53 PM CDT | Mesoscale Discussion | SPC | 67 min |
| Jun 18, 1:19 PM CDT | Mesoscale Discussion | SPC | 56 min |
| Jun 25, 1:36 AM CDT | Mesoscale Discussion | SPC | 84 min |
| Jun 25, 8:31 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 25, 11:18 PM CDT | Mesoscale Discussion | SPC | 87 min |
| Jun 26, 7:51 AM CDT | Mesoscale Discussion | SPC | 84 min |
| Jun 26, 6:04 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 28, 2:39 AM CDT | Wind Advisory | LBF | 15 hr |
| Jul 5, 3:13 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 5, 4:02 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 5, 7:38 PM CDT | Mesoscale Discussion | SPC | 67 min |
| Jul 14, 3:49 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Jul 16, 4:50 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Jul 16, 7:50 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 16, 11:54 PM CDT | Mesoscale Discussion | SPC | 96 min |
| Jul 18, 8:45 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 18, 9:58 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 18, 11:47 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Jul 20, 5:22 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 20, 7:58 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Jul 20, 8:49 PM CDT | Severe Thunderstorm Warning | LBF | 41 min |
| Jul 23, 8:09 PM CDT | Mesoscale Discussion | SPC | 96 min |
| Jul 24, 3:04 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 24, 7:36 PM CDT | Mesoscale Discussion | SPC | 54 min |
| Jul 24, 9:08 PM CDT | Mesoscale Discussion | SPC | 67 min |
| Jul 24, 10:03 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 26, 8:51 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Jul 26, 11:15 PM CDT | Mesoscale Discussion | SPC | 90 min |
| Jul 30, 5:18 PM CDT | Mesoscale Discussion | SPC | 87 min |
| Jul 31, 3:51 PM CDT | Fire Weather Watch | LBF | 24 hr |
| Aug 2, 10:13 PM CDT | Mesoscale Discussion | SPC | 62 min |
| Aug 2, 10:50 PM CDT | Severe Thunderstorm Warning | LBF | 40 min |
| Aug 2, 11:13 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Aug 2, 11:29 PM CDT | Severe Thunderstorm Warning | LBF | 22 min |
| Aug 3, 7:02 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 11, 2:58 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 11, 5:18 PM CDT | Severe Thunderstorm Warning | LBF | 42 min |
| Aug 11, 6:00 PM CDT | Severe Thunderstorm Warning | LBF | 45 min |
| Aug 13, 6:53 PM CDT | Severe Thunderstorm Warning | LBF | 52 min |
| Aug 13, 7:14 PM CDT | Severe Thunderstorm Warning | LBF | 46 min |
| Aug 13, 7:41 PM CDT | Severe Thunderstorm Warning | LBF | 49 min |
| Aug 14, 4:45 PM CDT | Mesoscale Discussion | SPC | 90 min |
| Aug 26, 11:40 AM CDT | Wind Advisory | LBF | 7 hr |
| Aug 30, 3:08 PM CDT | Wind Advisory | LBF | 28 hr |
| Sep 1, 2:18 PM CDT | Mesoscale Discussion | SPC | 87 min |
| Sep 1, 6:16 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Sep 1, 9:39 PM CDT | Mesoscale Discussion | SPC | 66 min |
| Sep 22, 8:27 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Sep 24, 11:04 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Sep 28, 3:34 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Sep 28, 4:59 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Sep 28, 6:18 PM CDT | Severe Thunderstorm Warning | LBF | 42 min |
| Oct 21, 3:03 AM CDT | Winter Storm Watch | LBF | 34 hr |
| Oct 21, 3:21 PM CDT | Wind Advisory | LBF | 28 hr |
| Oct 22, 3:46 AM CDT | Winter Weather Advisory | LBF | 24 hr |
| Oct 26, 3:33 AM CDT | Wind Advisory | LBF | 15 hr |
| Oct 26, 2:25 PM CDT | High Wind Warning | LBF | 5 hr |
| Nov 5, 3:57 PM CST | Winter Weather Advisory | LBF | 24 hr |
| Nov 5, 4:04 PM CST | Wind Advisory | LBF | 47 hr |
| Nov 6, 1:36 AM CST | High Wind Warning | LBF | 19 hr |
| Nov 10, 3:26 PM CST | Winter Weather Advisory | LBF | 21 hr |
| Nov 13, 1:15 PM CST | Wind Advisory | LBF | 29 hr |
| Nov 29, 3:18 PM CST | Wind Advisory | LBF | 27 hr |
| Dec 2, 3:19 PM CST | Winter Weather Advisory | LBF | 12 hr |
| Dec 13, 3:46 PM CST | Blizzard Warning | LBF | 24 hr |
| Dec 14, 3:57 AM CST | Wind Chill Advisory | LBF | 12 hr |
| Dec 14, 3:48 PM CST | Wind Chill Warning | LBF | 20 hr |
| Dec 17, 3:49 PM CST | Winter Weather Advisory | LBF | 34 hr |
| Dec 19, 4:00 AM CST | Wind Chill Watch | LBF | 36 hr |
| Dec 19, 3:41 PM CST | Wind Chill Advisory | LBF | 25 hr |
| Dec 20, 4:11 PM CST | Wind Chill Warning | LBF | 21 hr |
| Dec 21, 1:30 PM CST | Wind Chill Advisory | LBF | 14 hr |
| Dec 29, 3:35 PM CST | Wind Advisory | LBF | 26 hr |
| Dec 30, 2:09 PM CST | High Wind Warning | LBF | 4 hr |
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 archive20072009
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.