Alert archive / Nebraska / Hall County
Weather alerts in Hall County, Nebraska, 2012
157 weather alerts in 2012, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Hall County and its neighbors
Each county as a circle sized by its count in 2012. Tap one for its archive.
- Alerts
- 157
- Warnings
- 48
- Watches
- 28
- Advisories
- 38
- Busiest month
- May43 alerts
- Busiest day
- May 27, 20127 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Hall County, 2012
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 23 | 12 | 48% | 7 | 86% | 24 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2012
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Hastings, NE: tornado warnings | 26 | 7 | 73% | 12 | 67% | 12 min |
| NWS Hastings, NE: severe thunderstorm warnings | 314 | 150 | 52% | 338 | 86% | 20 min |
| NWS Hastings, NE: flash flood warnings | 4 | 1 | 75% | 2 | 50% | 149 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 1, 3:18 AM CST | Wind Advisory | GID | 15 hr |
| Jan 10, 3:24 PM CST | Wind Advisory | GID | 27 hr |
| Jan 21, 3:09 PM CST | Wind Advisory | GID | 29 hr |
| Jan 26, 3:55 PM CST | Wind Advisory | GID | 26 hr |
| Jan 27, 3:27 PM CST | Fire Weather Watch | GID | 12 hr |
| Jan 28, 3:16 AM CST | Red Flag Warning | GID | 15 hr |
| Feb 1, 3:54 PM CST | Winter Storm Watch | GID | 36 hr |
| Feb 2, 2:33 PM CST | Winter Storm Warning | GID | 49 hr |
| Feb 3, 6:36 PM CST | Mesoscale Discussion | SPC | 4 hr |
| Feb 5, 9:26 PM CST | Dense Fog Advisory | GID | 9 hr |
| Feb 10, 3:22 PM CST | Wind Chill Advisory | GID | 19 hr |
| Feb 12, 3:35 PM CST | Winter Weather Advisory | GID | 23 hr |
| Feb 22, 3:24 PM CST | Wind Advisory | GID | 27 hr |
| Feb 25, 9:16 PM CST | Wind Advisory | GID | 17 hr |
| Feb 28, 2:25 PM CST | Mesoscale Discussion | SPC | 3 hr |
| Feb 28, 3:53 PM CST | Tornado Watch | SPC | 5 hr |
| Feb 28, 6:33 PM CST | Severe Thunderstorm Warning | GID | 42 min |
| Feb 28, 7:59 PM CST | Mesoscale Discussion | SPC | 31 min |
| Feb 28, 9:37 PM CST | Wind Advisory | GID | 18 hr |
| Mar 4, 4:12 AM CST | Wind Advisory | GID | 14 hr |
| Mar 6, 2:06 AM CST | Red Flag Warning | GID | 16 hr |
| Mar 9, 9:33 AM CST | Red Flag Warning | GID | 8 hr |
| Mar 10, 3:38 AM CST | Red Flag Warning | GID | 14 hr |
| Mar 12, 4:01 PM CDT | Red Flag Warning | GID | 28 hr |
| Mar 16, 7:12 AM CDT | Dense Fog Advisory | GID | 4 hr |
| Mar 18, 4:05 AM CDT | Wind Advisory | GID | 21 hr |
| Mar 25, 4:01 PM CDT | Wind Advisory | GID | 29 hr |
| Mar 26, 3:45 AM CDT | Fire Weather Watch | GID | 23 hr |
| Mar 26, 3:11 PM CDT | Red Flag Warning | GID | 28 hr |
| Mar 31, 3:26 PM CDT | Red Flag Warning | GID | 5 hr |
| Apr 1, 3:10 PM CDT | Wind Advisory | GID | 31 hr |
| Apr 9, 2:53 PM CDT | Freeze Warning | GID | 17 hr |
| Apr 14, 11:27 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 14, 12:00 PM CDT | Tornado Watch | SPC | 7 hr |
| Apr 14, 6:27 PM CDT | Tornado Watch | SPC | 9 hr |
| Apr 14, 6:57 PM CDT | Mesoscale Discussion | SPC | 63 min |
| Apr 14, 7:31 PM CDT | Severe Thunderstorm Warning | GID | 22 min |
| Apr 14, 8:53 PM CDT | Severe Thunderstorm Warning | GID | 52 min |
| Apr 14, 11:47 PM CDT | Special Weather Statement | GID | 28 min |
| Apr 15, 12:10 AM CDT | Special Weather Statement | GID | 50 min |
| Apr 15, 4:10 AM CDT | Wind Advisory | GID | 24 hr |
| Apr 27, 11:21 AM CDT | Special Weather Statement | GID | 24 min |
| Apr 27, 12:49 PM CDT | Special Weather Statement | GID | 26 min |
| Apr 30, 3:37 AM CDT | Dense Fog Advisory | GID | 116 min |
| May 1, 7:30 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 1, 9:18 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 2, 3:34 PM CDT | Mesoscale Discussion | SPC | 86 min |
| May 2, 7:24 PM CDT | Severe Thunderstorm Warning | GID | 36 min |
| May 2, 7:32 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 2, 10:43 PM CDT | Mesoscale Discussion | SPC | 62 min |
| May 2, 11:53 PM CDT | Severe Thunderstorm Warning | GID | 26 min |
| May 3, 3:41 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 4, 2:40 AM CDT | Dense Fog Advisory | GID | 7 hr |
| May 4, 5:31 PM CDT | Mesoscale Discussion | SPC | 29 min |
| May 4, 5:52 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| May 4, 9:28 PM CDT | Severe Thunderstorm Warning | GID | 32 min |
| May 4, 9:54 PM CDT | Mesoscale Discussion | SPC | 96 min |
| May 4, 10:55 PM CDT | Mesoscale Discussion | SPC | 35 min |
| May 4, 11:00 PM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
| May 5, 2:09 PM CDT | Mesoscale Discussion | SPC | 96 min |
| May 5, 10:03 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 19, 6:07 PM CDT | Severe Thunderstorm Warning | GID | 38 min |
| May 19, 6:45 PM CDT | Severe Thunderstorm Warning | GID | 30 min |
| May 22, 3:41 AM CDT | Wind Advisory | GID | 12 hr |
| May 23, 2:56 PM CDT | Mesoscale Discussion | SPC | 94 min |
| May 23, 10:29 PM CDT | Mesoscale Discussion | SPC | 91 min |
| May 23, 10:47 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 23, 11:53 PM CDT | Severe Thunderstorm Warning | GID | 37 min |
| May 24, 12:07 AM CDT | Severe Thunderstorm Warning | GID | 53 min |
| May 24, 12:28 AM CDT | Severe Thunderstorm Warning | GID | 47 min |
| May 25, 9:17 PM CDT | Mesoscale Discussion | SPC | 88 min |
| May 25, 9:29 PM CDT | Special Weather Statement | GID | 31 min |
| May 25, 10:22 PM CDT | Special Weather Statement | GID | 23 min |
| May 26, 3:48 PM CDT | Mesoscale Discussion | SPC | 87 min |
| May 27, 2:58 PM CDT | Mesoscale Discussion | SPC | 62 min |
| May 27, 3:42 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| May 27, 5:00 PM CDT | Severe Thunderstorm Warning | GID | 30 min |
| May 27, 5:58 PM CDT | Special Weather Statement | GID | 32 min |
| May 27, 6:11 PM CDT | Severe Thunderstorm Warning | GID | 34 min |
| May 27, 6:50 PM CDT | Special Weather Statement | GID | 40 min |
| May 27, 6:55 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 27, 7:00 PM CDT | Severe Thunderstorm Warning | GID | 30 min |
| May 27, 7:33 PM CDT | Severe Thunderstorm Warning | GID | 42 min |
| May 27, 7:36 PM CDT | Severe Thunderstorm Warning | GID | 24 min |
| May 27, 8:15 PM CDT | Special Weather Statement | GID | 60 min |
| May 27, 9:52 PM CDT | Areal Flood Advisory | GID | 6 hr |
| May 30, 10:50 AM CDT | Mesoscale Discussion | SPC | 85 min |
| Jun 14, 1:41 PM CDT | Mesoscale Discussion | SPC | 64 min |
| Jun 14, 3:11 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 23, 12:53 AM CDT | Severe Thunderstorm Warning | GID | 37 min |
| Jun 23, 1:06 AM CDT | Severe Thunderstorm Warning | GID | 24 min |
| Jun 23, 1:18 AM CDT | Mesoscale Discussion | SPC | 87 min |
| Jun 23, 1:33 AM CDT | High Wind Warning | GID | 2 hr |
| Jun 23, 3:46 AM CDT | Wind Advisory | GID | 4 hr |
| Jun 25, 9:02 PM CDT | Heat Advisory | GID | 24 hr |
| Jun 28, 3:41 PM CDT | Heat Advisory | GID | 27 hr |
| Jun 28, 10:24 PM CDT | Mesoscale Discussion | SPC | 66 min |
| Jun 30, 3:34 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Jul 5, 3:52 AM CDT | Heat Advisory | GID | 41 hr |
| Jul 17, 3:30 PM CDT | Heat Advisory | GID | 8 days |
| Jul 25, 2:52 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Jul 25, 4:24 PM CDT | Severe Thunderstorm Warning | GID | 36 min |
| Jul 25, 4:28 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 28, 1:49 PM CDT | Mesoscale Discussion | SPC | 56 min |
| Jul 28, 6:02 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Aug 1, 10:41 PM CDT | Severe Thunderstorm Warning | GID | 49 min |
| Aug 1, 11:08 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 1, 11:26 PM CDT | Special Weather Statement | GID | 34 min |
| Aug 21, 3:12 PM CDT | Fire Weather Watch | GID | 13 hr |
| Aug 22, 3:46 AM CDT | Red Flag Warning | GID | 15 hr |
| Aug 26, 4:16 AM CDT | Dense Fog Advisory | GID | 6 hr |
| Aug 28, 4:23 AM CDT | Fire Weather Watch | GID | 12 hr |
| Aug 28, 4:29 PM CDT | Red Flag Warning | GID | 28 hr |
| Aug 29, 9:39 AM CDT | Fire Weather Watch | GID | 6 hr |
| Aug 29, 3:53 PM CDT | Red Flag Warning | GID | 28 hr |
| Sep 6, 3:10 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Sep 6, 3:57 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Sep 8, 2:17 PM CDT | Red Flag Warning | GID | 5 hr |
| Sep 9, 3:20 AM CDT | Fire Weather Watch | GID | 13 hr |
| Sep 9, 3:30 PM CDT | Red Flag Warning | GID | 29 hr |
| Sep 10, 4:07 AM CDT | Fire Weather Watch | GID | 11 hr |
| Sep 10, 3:09 PM CDT | Red Flag Warning | GID | 29 hr |
| Sep 16, 3:50 AM CDT | Dense Fog Advisory | GID | 7 hr |
| Sep 18, 3:14 PM CDT | Fire Weather Watch | GID | 12 hr |
| Sep 19, 3:28 AM CDT | Red Flag Warning | GID | 17 hr |
| Sep 22, 2:52 PM CDT | Frost Advisory | GID | 18 hr |
| Oct 3, 4:39 AM CDT | Red Flag Warning | GID | 15 hr |
| Oct 4, 2:40 PM CDT | Frost Advisory | GID | 19 hr |
| Oct 4, 2:40 PM CDT | Freeze Watch | GID | 25 hr |
| Oct 5, 3:35 PM CDT | Freeze Warning | GID | 18 hr |
| Oct 8, 2:57 AM CDT | Red Flag Warning | GID | 16 hr |
| Oct 15, 2:42 PM CDT | Fire Weather Watch | GID | 25 hr |
| Oct 16, 3:11 PM CDT | High Wind Watch | GID | 24 hr |
| Oct 16, 3:11 PM CDT | Wind Advisory | GID | 28 hr |
| Oct 16, 3:44 PM CDT | Red Flag Warning | GID | 27 hr |
| Oct 17, 2:45 PM CDT | High Wind Warning | GID | 30 hr |
| Oct 18, 9:11 PM CDT | Wind Advisory | GID | 7 hr |
| Oct 22, 10:21 PM CDT | Dense Fog Advisory | GID | 12 hr |
| Oct 23, 9:43 PM CDT | Dense Fog Advisory | GID | 12 hr |
| Oct 24, 11:20 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Nov 9, 3:53 PM CST | Wind Advisory | GID | 26 hr |
| Nov 10, 1:53 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Nov 10, 3:36 PM CST | Severe Thunderstorm Watch | SPC | 7 hr |
| Nov 10, 4:30 PM CST | Special Weather Statement | GID | 15 min |
| Nov 10, 4:32 PM CST | Severe Thunderstorm Warning | GID | 28 min |
| Nov 10, 4:57 PM CST | Severe Thunderstorm Warning | GID | 24 min |
| Nov 10, 6:01 PM CST | Severe Thunderstorm Warning | GID | 59 min |
| Nov 21, 9:16 PM CST | Wind Advisory | GID | 21 hr |
| Dec 1, 2:56 AM CST | Dense Fog Advisory | GID | 9 hr |
| Dec 3, 6:10 AM CST | Dense Fog Advisory | GID | 3 hr |
| Dec 5, 2:40 AM CST | Red Flag Warning | GID | 15 hr |
| Dec 9, 3:55 AM CST | Wind Advisory | GID | 14 hr |
| Dec 17, 3:27 PM CST | Winter Storm Watch | GID | 24 hr |
| Dec 18, 3:36 PM CST | Winter Storm Warning | GID | 35 hr |
| Dec 19, 10:47 AM CST | Mesoscale Discussion | SPC | 6 hr |
| Dec 19, 11:10 AM CST | Blizzard Warning | GID | 16 hr |
| Dec 19, 6:19 PM CST | Mesoscale Discussion | SPC | 4 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 | 23 |
| Severe Thunderstorm Watch | 12 |
| Tornado Watch | 3 |
| Mesoscale Discussion | 32 |
| Special Weather Statement | 11 |
| Flooding | |
| Areal Flood Advisory | 1 |
| Winter | |
| Blizzard Warning | 1 |
| Winter Storm Warning | 2 |
| Winter Storm Watch | 2 |
| Winter Weather Advisory | 1 |
| Heat | |
| Heat Advisory | 4 |
| Cold | |
| Freeze Warning | 2 |
| Freeze Watch | 1 |
| Frost Advisory | 2 |
| Wind Chill Advisory | 1 |
| Wind and dust | |
| High Wind Warning | 2 |
| High Wind Watch | 1 |
| Wind Advisory | 19 |
| Fire | |
| Red Flag Warning | 18 |
| Fire Weather Watch | 9 |
| 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 archive20112013
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.