Alert archive / Nebraska / Sheridan County
Weather alerts in Sheridan County, Nebraska, 2014
135 weather alerts in 2014, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Sheridan County and its neighbors
Each county as a circle sized by its count in 2014. Tap one for its archive.
- Alerts
- 135
- Warnings
- 49
- Watches
- 18
- Advisories
- 37
- Busiest month
- June38 alerts
- Busiest day
- June 27, 20148 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 Sheridan County in 2014 had a tornado report inside them; 0 of 2 tornado reports fell inside a warning.
Sheridan County, 2014
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 1 | 0 | 100% | 2 | 0% | |
| Severe thunderstorm warnings | 24 | 14 | 42% | 23 | 91% | 21 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2014
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS North Platte, NE: tornado warnings | 17 | 7 | 59% | 28 | 54% | 15 min |
| NWS North Platte, NE: severe thunderstorm warnings | 356 | 242 | 32% | 505 | 85% | 20 min |
| NWS North Platte, NE: flash flood warnings | 6 | 2 | 67% | 15 | 33% | 84 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, Mountain Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 3, 1:56 PM MST | Wind Chill Watch | LBF | 24 hr |
| Jan 3, 10:42 PM MST | Wind Advisory | LBF | 3 hr |
| Jan 4, 2:11 PM MST | Wind Chill Warning | LBF | 45 hr |
| Jan 13, 2:36 PM MST | Wind Advisory | LBF | 26 hr |
| Jan 14, 1:51 PM MST | High Wind Watch | LBF | 25 hr |
| Jan 14, 2:07 PM MST | Fire Weather Watch | LBF | 46 hr |
| Jan 15, 2:34 PM MST | High Wind Warning | LBF | 28 hr |
| Jan 16, 12:24 PM MST | Red Flag Warning | LBF | 4 hr |
| Jan 19, 11:12 AM MST | Red Flag Warning | LBF | 5 hr |
| Jan 20, 2:13 AM MST | Wind Advisory | LBF | 15 hr |
| Jan 21, 3:09 AM MST | Red Flag Warning | LBF | 14 hr |
| Jan 26, 2:53 AM MST | Wind Advisory | LBF | 18 hr |
| Jan 26, 3:00 AM MST | Wind Chill Advisory | LBF | 30 hr |
| Jan 27, 1:32 PM MST | Wind Chill Advisory | LBF | 13 hr |
| Feb 3, 1:55 PM MST | Winter Weather Advisory | LBF | 37 hr |
| Feb 4, 2:29 AM MST | Wind Chill Advisory | LBF | 32 hr |
| Feb 5, 3:11 AM MST | Wind Chill Advisory | LBF | 31 hr |
| Feb 6, 12:15 PM MST | Wind Chill Advisory | LBF | 20 hr |
| Feb 19, 1:26 PM MST | Wind Advisory | LBF | 29 hr |
| Feb 25, 9:30 PM MST | Wind Chill Advisory | LBF | 12 hr |
| Feb 28, 2:57 PM MST | Winter Weather Advisory | LBF | 23 hr |
| Mar 1, 9:22 AM MST | Wind Chill Advisory | LBF | 25 hr |
| Mar 1, 8:13 PM MST | Wind Chill Warning | LBF | 14 hr |
| Mar 2, 2:26 PM MST | Wind Chill Advisory | LBF | 18 hr |
| Mar 8, 2:28 PM MST | Fire Weather Watch | LBF | 11 hr |
| Mar 9, 1:56 AM MST | Red Flag Warning | LBF | 15 hr |
| Mar 12, 2:28 PM MDT | Fire Weather Watch | LBF | 12 hr |
| Mar 13, 2:37 AM MDT | Red Flag Warning | LBF | 16 hr |
| Mar 15, 3:08 PM MDT | Fire Weather Watch | LBF | 23 hr |
| Mar 16, 2:36 PM MDT | Red Flag Warning | LBF | 30 hr |
| Mar 17, 3:15 PM MDT | Winter Weather Advisory | LBF | 26 hr |
| Mar 20, 2:58 AM MDT | Red Flag Warning | LBF | 15 hr |
| Mar 22, 9:45 AM MDT | Winter Weather Advisory | LBF | 8 hr |
| Mar 28, 2:56 AM MDT | Fire Weather Watch | LBF | 12 hr |
| Mar 28, 2:47 PM MDT | Red Flag Warning | LBF | 29 hr |
| Mar 30, 2:26 AM MDT | Winter Weather Advisory | LBF | 40 hr |
| Mar 30, 2:35 AM MDT | Red Flag Warning | LBF | 16 hr |
| Apr 7, 2:38 PM MDT | Fire Weather Watch | LBF | 24 hr |
| Apr 8, 2:31 PM MDT | Red Flag Warning | LBF | 29 hr |
| Apr 13, 2:41 AM MDT | Winter Weather Advisory | LBF | 15 hr |
| Apr 22, 4:14 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 24, 3:12 AM MDT | Red Flag Warning | LBF | 15 hr |
| Apr 27, 3:02 AM MDT | Wind Advisory | LBF | 63 hr |
| Apr 27, 7:29 PM MDT | Winter Weather Advisory | LBF | 11 hr |
| Apr 28, 2:27 PM MDT | Wind Advisory | LBF | 29 hr |
| Apr 28, 2:41 PM MDT | Winter Weather Advisory | LBF | 18 hr |
| Apr 30, 2:28 AM MDT | Wind Advisory | LBF | 16 hr |
| May 7, 2:25 AM MDT | Winter Weather Advisory | LBF | 31 hr |
| May 8, 8:56 AM MDT | Winter Storm Warning | LBF | 6 hr |
| May 10, 3:04 PM MDT | Winter Weather Advisory | LBF | 22 hr |
| May 12, 2:54 PM MDT | Freeze Warning | LBF | 16 hr |
| May 13, 2:31 PM MDT | Freeze Warning | LBF | 16 hr |
| May 14, 1:16 PM MDT | Frost Advisory | LBF | 18 hr |
| May 18, 7:57 PM MDT | Severe Thunderstorm Warning | LBF | 63 min |
| May 19, 2:12 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| May 25, 2:40 PM MDT | Severe Thunderstorm Warning | LBF | 65 min |
| May 30, 1:17 PM MDT | Severe Thunderstorm Warning | LBF | 43 min |
| May 30, 2:12 PM MDT | Mesoscale Discussion | SPC | 93 min |
| Jun 1, 5:01 PM MDT | Severe Thunderstorm Warning | LBF | 44 min |
| Jun 3, 2:02 AM MDT | Mesoscale Discussion | SPC | 118 min |
| Jun 3, 8:36 AM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 3, 12:20 PM MDT | Mesoscale Discussion | SPC | 85 min |
| Jun 3, 2:11 PM MDT | Tornado Watch | SPC | 7 hr |
| Jun 4, 4:41 PM MDT | Mesoscale Discussion | SPC | 64 min |
| Jun 4, 5:12 PM MDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 4, 6:13 PM MDT | Severe Thunderstorm Warning | LBF | 62 min |
| Jun 4, 7:14 PM MDT | Severe Thunderstorm Warning | LBF | 46 min |
| Jun 4, 8:03 PM MDT | Severe Thunderstorm Warning | LBF | 57 min |
| Jun 4, 8:09 PM MDT | Mesoscale Discussion | SPC | 96 min |
| Jun 4, 8:58 PM MDT | Severe Thunderstorm Warning | LBF | 62 min |
| Jun 6, 11:52 AM MDT | Severe Thunderstorm Warning | LBF | 43 min |
| Jun 6, 12:11 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 6, 12:12 PM MDT | Tornado Warning | LBF | 23 min |
| Jun 6, 12:49 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 6, 2:32 PM MDT | Mesoscale Discussion | SPC | 58 min |
| Jun 13, 6:19 AM MDT | Wind Advisory | LBF | 14 hr |
| Jun 13, 6:11 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 13, 7:36 PM MDT | Severe Thunderstorm Warning | LBF | 39 min |
| Jun 16, 3:03 PM MDT | Mesoscale Discussion | SPC | 117 min |
| Jun 17, 2:22 PM MDT | Mesoscale Discussion | SPC | 113 min |
| Jun 21, 1:23 PM MDT | Mesoscale Discussion | SPC | 67 min |
| Jun 21, 1:56 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 25, 12:58 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 25, 1:50 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 25, 5:07 PM MDT | Mesoscale Discussion | SPC | 83 min |
| Jun 25, 8:15 PM MDT | Mesoscale Discussion | SPC | 90 min |
| Jun 26, 2:07 PM MDT | Mesoscale Discussion | SPC | 53 min |
| Jun 26, 8:00 PM MDT | Mesoscale Discussion | SPC | 90 min |
| Jun 26, 10:28 PM MDT | Severe Thunderstorm Warning | LBF | 47 min |
| Jun 26, 10:55 PM MDT | Mesoscale Discussion | SPC | 95 min |
| Jun 26, 10:58 PM MDT | Severe Thunderstorm Warning | LBF | 47 min |
| Jun 27, 3:57 PM MDT | Mesoscale Discussion | SPC | 93 min |
| Jun 27, 4:04 PM MDT | Severe Thunderstorm Warning | LBF | 41 min |
| Jun 27, 4:11 PM MDT | Severe Thunderstorm Warning | LBF | 49 min |
| Jun 27, 4:17 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 27, 6:41 PM MDT | Mesoscale Discussion | SPC | 94 min |
| Jul 4, 2:43 PM MDT | Mesoscale Discussion | SPC | 92 min |
| Jul 10, 2:37 PM MDT | Mesoscale Discussion | SPC | 83 min |
| Jul 10, 7:17 PM MDT | Severe Thunderstorm Warning | LBF | 43 min |
| Jul 11, 4:59 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 22, 8:17 PM MDT | Mesoscale Discussion | SPC | 88 min |
| Jul 22, 10:01 PM MDT | Severe Thunderstorm Warning | LBF | 44 min |
| Jul 22, 10:45 PM MDT | Severe Thunderstorm Warning | LBF | 45 min |
| Jul 23, 2:19 AM MDT | Mesoscale Discussion | SPC | 116 min |
| Jul 24, 3:45 PM MDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 9, 4:08 PM MDT | Mesoscale Discussion | SPC | 67 min |
| Aug 9, 5:45 PM MDT | Severe Thunderstorm Warning | LBF | 45 min |
| Aug 17, 1:21 PM MDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 17, 5:42 PM MDT | Severe Thunderstorm Warning | LBF | 33 min |
| Aug 17, 5:43 PM MDT | Mesoscale Discussion | SPC | 62 min |
| Aug 17, 6:10 PM MDT | Severe Thunderstorm Warning | LBF | 50 min |
| Aug 18, 4:00 PM MDT | Severe Thunderstorm Warning | LBF | 34 min |
| Aug 18, 4:27 PM MDT | Severe Thunderstorm Warning | LBF | 48 min |
| Aug 26, 6:44 PM MDT | Severe Thunderstorm Warning | LBF | 31 min |
| Aug 31, 4:28 PM MDT | Severe Thunderstorm Warning | LBF | 47 min |
| Sep 1, 1:47 PM MDT | Mesoscale Discussion | SPC | 88 min |
| Sep 7, 2:57 PM MDT | Mesoscale Discussion | SPC | 93 min |
| Sep 11, 12:58 PM MDT | Freeze Warning | LBF | 20 hr |
| Sep 30, 2:53 AM MDT | Wind Advisory | LBF | 15 hr |
| Oct 2, 3:05 PM MDT | Freeze Watch | LBF | 12 hr |
| Oct 3, 3:10 AM MDT | Freeze Warning | LBF | 29 hr |
| Nov 11, 2:18 PM MST | Wind Chill Advisory | LBF | 21 hr |
| Nov 12, 1:20 PM MST | Wind Chill Advisory | LBF | 20 hr |
| Nov 14, 3:01 AM MST | Winter Weather Advisory | LBF | 38 hr |
| Nov 15, 2:34 PM MST | Wind Chill Advisory | LBF | 17 hr |
| Nov 16, 2:16 AM MST | Winter Weather Advisory | LBF | 13 hr |
| Nov 29, 2:53 AM MST | Red Flag Warning | LBF | 14 hr |
| Dec 13, 2:16 PM MST | Winter Storm Watch | LBF | 13 hr |
| Dec 14, 3:23 AM MST | Winter Storm Warning | LBF | 41 hr |
| Dec 21, 2:47 PM MST | Winter Weather Advisory | LBF | 50 hr |
| Dec 22, 2:43 PM MST | Winter Storm Warning | LBF | 15 hr |
| Dec 23, 5:45 AM MST | Blizzard Warning | LBF | 11 hr |
| Dec 24, 2:50 PM MST | Winter Weather Advisory | LBF | 60 hr |
| Dec 29, 2:30 AM MST | Wind Chill Advisory | LBF | 34 hr |
| Dec 30, 2:32 AM MST | Wind Chill Warning | LBF | 32 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 archive20132015
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.