Alert archive / Nebraska / Harlan County
Weather alerts in Harlan County, Nebraska, 2008
149 weather alerts in 2008, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Harlan County and its neighbors
Each county as a circle sized by its count in 2008. Tap one for its archive.
- Alerts
- 149
- Warnings
- 32
- Watches
- 29
- Advisories
- 45
- Busiest month
- June43 alerts
- Busiest day
- May 23, 200819 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 3 tornado warnings covering Harlan County in 2008 had a tornado report inside them.
Harlan County, 2008
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 3 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 21 | 10 | 52% | 8 | 75% | 17 min |
| Flash flood warnings | 3 | 1 | 67% | 0 |
Each office's whole area, 2008
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Hastings, NE: tornado warnings | 74 | 21 | 72% | 51 | 78% | 23 min |
| NWS Hastings, NE: severe thunderstorm warnings | 384 | 172 | 55% | 362 | 75% | 32 min |
| NWS Hastings, NE: flash flood warnings | 80 | 11 | 86% | 20 | 80% | 112 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 14, 7:21 PM CST | Dense Fog Advisory | GID | 11 hr |
| Jan 15, 3:41 PM CST | Snow and Blowing Snow Advisory | GID | 30 hr |
| Jan 28, 3:16 PM CST | Wind Advisory | GID | 19 hr |
| Jan 29, 3:46 AM CST | Snow and Blowing Snow Advisory | GID | 7 hr |
| Feb 3, 9:41 PM CST | Dense Fog Advisory | GID | 4 hr |
| Feb 4, 1:47 AM CST | Freezing Fog Advisory | GID | 8 hr |
| Feb 4, 3:53 PM CST | Snow and Blowing Snow Advisory | GID | 29 hr |
| Feb 4, 11:58 PM CST | Winter Storm Warning | GID | 24 hr |
| Feb 14, 8:12 AM CST | Freezing Rain Advisory | GID | 4 hr |
| Feb 16, 4:25 AM CST | Wind Advisory | GID | 38 hr |
| Feb 25, 3:42 AM CST | Wind Advisory | GID | 15 hr |
| Mar 2, 3:49 AM CST | Wind Advisory | GID | 17 hr |
| Mar 17, 5:22 AM CDT | Winter Weather Advisory | GID | 7 hr |
| Apr 10, 3:44 AM CDT | Snow and Blowing Snow Advisory | GID | 11 hr |
| Apr 10, 2:34 PM CDT | Snow Advisory | GID | 7 hr |
| Apr 11, 3:17 AM CDT | Wind Advisory | GID | 17 hr |
| Apr 12, 12:04 PM CDT | Wind Advisory | GID | 6 hr |
| Apr 14, 2:54 PM CDT | Wind Advisory | GID | 30 hr |
| Apr 20, 3:16 AM CDT | Wind Advisory | GID | 12 hr |
| Apr 24, 5:33 PM CDT | Mesoscale Discussion | SPC | 87 min |
| Apr 24, 6:02 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Apr 24, 8:55 PM CDT | Mesoscale Discussion | SPC | 95 min |
| Apr 24, 10:47 PM CDT | Severe Thunderstorm Warning | GID | 43 min |
| Apr 25, 2:55 AM CDT | Wind Advisory | GID | 9 hr |
| May 2, 4:38 AM CDT | Wind Advisory | GID | 20 hr |
| May 2, 3:10 PM CDT | Freeze Warning | GID | 18 hr |
| May 6, 6:23 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 6, 7:08 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 6, 8:28 PM CDT | Severe Thunderstorm Warning | GID | 38 min |
| May 9, 2:08 PM CDT | Wind Advisory | GID | 38 hr |
| May 22, 1:52 PM CDT | Tornado Watch | SPC | 10 hr |
| May 22, 4:02 PM CDT | Mesoscale Discussion | SPC | 58 min |
| May 22, 6:46 PM CDT | Mesoscale Discussion | SPC | 59 min |
| May 22, 7:57 PM CDT | Tornado Warning | GID | 48 min |
| May 22, 8:16 PM CDT | Mesoscale Discussion | SPC | 29 min |
| May 22, 8:39 PM CDT | Tornado Warning | GID | 51 min |
| May 22, 8:43 PM CDT | Tornado Warning | GID | 47 min |
| May 22, 8:46 PM CDT | Severe Thunderstorm Warning | GID | 44 min |
| May 22, 9:07 PM CDT | Severe Thunderstorm Warning | GID | 38 min |
| May 22, 9:11 PM CDT | Tornado Watch | SPC | 8 hr |
| May 22, 9:16 PM CDT | Severe Thunderstorm Warning | GID | 44 min |
| May 22, 9:31 PM CDT | Severe Thunderstorm Warning | GID | 29 min |
| May 22, 9:44 PM CDT | Areal Flood Advisory | GID | 3 hr |
| May 22, 11:43 PM CDT | Mesoscale Discussion | SPC | 62 min |
| May 23, 4:33 AM CDT | Flash Flood Watch | GID | 24 hr |
| May 23, 6:08 AM CDT | Severe Thunderstorm Warning | GID | 25 min |
| May 23, 6:17 AM CDT | Flash Flood Warning | GID | 6 hr |
| May 23, 9:53 AM CDT | Areal Flood Advisory | GID | 4 hr |
| May 23, 9:53 AM CDT | Mesoscale Discussion | SPC | 67 min |
| May 23, 12:09 PM CDT | Areal Flood Warning | GID | 57 hr |
| May 23, 2:15 PM CDT | Tornado Watch | SPC | 7 hr |
| May 23, 6:18 PM CDT | Mesoscale Discussion | SPC | 57 min |
| May 23, 8:17 PM CDT | Mesoscale Discussion | SPC | 58 min |
| May 23, 8:39 PM CDT | Severe Thunderstorm Warning | GID | 66 min |
| May 23, 8:48 PM CDT | Tornado Watch | SPC | 6 hr |
| May 23, 10:33 PM CDT | Mesoscale Discussion | SPC | 57 min |
| May 24, 5:05 PM CDT | River Flood Warning | GID | 3 days |
| May 25, 3:58 AM CDT | Flash Flood Watch | GID | 23 hr |
| May 29, 3:54 AM CDT | Flash Flood Watch | GID | 24 hr |
| May 29, 1:44 PM CDT | Mesoscale Discussion | SPC | 61 min |
| May 29, 2:30 PM CDT | Tornado Watch | SPC | 8 hr |
| May 29, 4:46 PM CDT | Severe Thunderstorm Warning | GID | 40 min |
| May 29, 5:55 PM CDT | Mesoscale Discussion | SPC | 35 min |
| May 29, 8:42 PM CDT | Flash Flood Warning | GID | 6 hr |
| May 29, 9:38 PM CDT | Mesoscale Discussion | SPC | 37 min |
| Jun 2, 4:41 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 2, 7:32 AM CDT | Severe Thunderstorm Warning | GID | 32 min |
| Jun 2, 7:49 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 3, 10:43 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 4, 12:47 PM CDT | Flash Flood Watch | GID | 31 hr |
| Jun 4, 2:25 PM CDT | Mesoscale Discussion | SPC | 65 min |
| Jun 4, 2:46 PM CDT | Tornado Watch | SPC | 6 hr |
| Jun 4, 4:09 PM CDT | Mesoscale Discussion | SPC | 66 min |
| Jun 4, 6:47 PM CDT | Mesoscale Discussion | SPC | 58 min |
| Jun 4, 7:55 PM CDT | Mesoscale Discussion | SPC | 65 min |
| Jun 4, 8:49 PM CDT | Tornado Watch | SPC | 7 hr |
| Jun 4, 11:14 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 4, 11:44 PM CDT | Severe Thunderstorm Warning | GID | 46 min |
| Jun 5, 5:07 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 5, 10:35 AM CDT | Mesoscale Discussion | SPC | 85 min |
| Jun 5, 10:55 AM CDT | Tornado Watch | SPC | 8 hr |
| Jun 5, 4:22 PM CDT | Severe Thunderstorm Warning | GID | 38 min |
| Jun 7, 4:19 AM CDT | Flash Flood Watch | GID | 24 hr |
| Jun 7, 3:29 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 7, 4:25 PM CDT | Tornado Watch | SPC | 7 hr |
| Jun 7, 9:51 PM CDT | Severe Thunderstorm Warning | GID | 39 min |
| Jun 7, 10:15 PM CDT | Mesoscale Discussion | SPC | 90 min |
| Jun 7, 11:01 PM CDT | Mesoscale Discussion | SPC | 59 min |
| Jun 7, 11:11 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 11, 3:58 AM CDT | Flash Flood Watch | GID | 20 hr |
| Jun 11, 10:04 PM CDT | Severe Thunderstorm Warning | GID | 26 min |
| Jun 11, 10:29 PM CDT | Severe Thunderstorm Warning | GID | 31 min |
| Jun 17, 9:26 PM CDT | Mesoscale Discussion | SPC | 64 min |
| Jun 17, 10:00 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 17, 11:40 PM CDT | Mesoscale Discussion | SPC | 95 min |
| Jun 18, 12:53 AM CDT | Severe Thunderstorm Warning | GID | 52 min |
| Jun 18, 1:32 AM CDT | Severe Thunderstorm Warning | GID | 43 min |
| Jun 18, 3:40 PM CDT | Mesoscale Discussion | SPC | 35 min |
| Jun 18, 4:02 PM CDT | Tornado Watch | SPC | 5 hr |
| Jun 18, 7:02 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Jun 19, 5:07 PM CDT | Mesoscale Discussion | SPC | 53 min |
| Jun 20, 5:57 PM CDT | Mesoscale Discussion | SPC | 63 min |
| Jun 21, 5:21 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Jun 23, 11:40 PM CDT | Mesoscale Discussion | SPC | 65 min |
| Jun 26, 4:50 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 26, 9:04 PM CDT | Severe Thunderstorm Warning | GID | 41 min |
| Jun 26, 9:45 PM CDT | Severe Thunderstorm Warning | GID | 45 min |
| Jun 26, 10:25 PM CDT | Severe Thunderstorm Warning | GID | 50 min |
| Jul 2, 1:19 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Jul 6, 8:50 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 7, 7:12 PM CDT | Severe Thunderstorm Warning | GID | 48 min |
| Jul 14, 4:57 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 14, 7:03 PM CDT | Mesoscale Discussion | SPC | 57 min |
| Jul 16, 3:05 PM CDT | Flash Flood Watch | GID | 37 hr |
| Jul 17, 6:26 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 24, 10:03 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 26, 1:12 PM CDT | Mesoscale Discussion | SPC | 63 min |
| Jul 26, 2:13 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 1, 3:31 PM CDT | Heat Advisory | GID | 71 hr |
| Aug 14, 4:04 AM CDT | Flash Flood Watch | GID | 17 hr |
| Aug 23, 11:25 PM CDT | Areal Flood Advisory | GID | 4 hr |
| Aug 23, 11:42 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 23, 11:58 PM CDT | Flash Flood Warning | GID | 6 hr |
| Aug 24, 5:57 AM CDT | Areal Flood Warning | GID | 26 hr |
| Aug 31, 4:07 AM CDT | Wind Advisory | GID | 14 hr |
| Sep 7, 2:03 AM CDT | Dense Fog Advisory | GID | 6 hr |
| Sep 7, 9:12 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Sep 7, 11:44 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Sep 22, 4:19 AM CDT | Wind Advisory | GID | 15 hr |
| Sep 29, 12:05 PM CDT | Frost Advisory | GID | 20 hr |
| Oct 12, 3:37 AM CDT | Wind Advisory | GID | 12 hr |
| Oct 13, 11:40 AM CDT | Frost Advisory | GID | 16 hr |
| Oct 15, 3:25 PM CDT | Frost Advisory | GID | 18 hr |
| Oct 21, 3:47 AM CDT | Winter Storm Watch | GID | 25 hr |
| Oct 21, 3:00 PM CDT | Wind Advisory | GID | 34 hr |
| Oct 22, 4:22 AM CDT | Winter Weather Advisory | GID | 25 hr |
| Oct 22, 8:02 PM CDT | Mesoscale Discussion | SPC | 6 hr |
| Oct 26, 3:42 AM CDT | Wind Advisory | GID | 15 hr |
| Nov 5, 2:52 PM CST | Wind Advisory | GID | 51 hr |
| Nov 13, 11:31 AM CST | Wind Advisory | GID | 30 hr |
| Nov 29, 3:59 AM CST | Wind Advisory | GID | 38 hr |
| Dec 2, 3:42 PM CST | Wind Advisory | GID | 16 hr |
| Dec 8, 3:48 PM CST | Wind Advisory | GID | 20 hr |
| Dec 13, 2:41 PM CST | Wind Advisory | GID | 24 hr |
| Dec 14, 3:31 AM CST | Wind Chill Advisory | GID | 32 hr |
| Dec 17, 3:20 PM CST | Winter Weather Advisory | GID | 36 hr |
| Dec 17, 3:20 PM CST | Freezing Rain Advisory | GID | 33 hr |
| Dec 18, 11:35 AM CST | Mesoscale Discussion | SPC | 6 hr |
| Dec 20, 3:11 PM CST | Wind Chill Advisory | GID | 27 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.