Alert archive / Arkansas / Nevada County
Weather alerts in Nevada County, Arkansas, 2014
132 weather alerts in 2014, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Nevada County and its neighbors
Each county as a circle sized by its count in 2014. Tap one for its archive.
- Alerts
- 132
- Warnings
- 26
- Watches
- 18
- Advisories
- 52
- Busiest month
- April41 alerts
- Busiest day
- April 14, 20147 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Nevada County, 2014
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 14 | 10 | 29% | 4 | 100% | 20 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 Shreveport, LA: tornado warnings | 20 | 2 | 90% | 16 | 19% | 13 min |
| NWS Shreveport, LA: severe thunderstorm warnings | 238 | 155 | 35% | 407 | 80% | 24 min |
| NWS Shreveport, LA: flash flood warnings | 14 | 10 | 29% | 48 | 81% | 95 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, 11:35 AM CST | Lake Wind Advisory | SHV | 28 hr |
| Jan 4, 2:40 PM CST | Lake Wind Advisory | SHV | 29 hr |
| Jan 5, 4:45 AM CST | Hard Freeze Warning | SHV | 28 hr |
| Jan 5, 4:45 AM CST | Lake Wind Advisory | SHV | 15 hr |
| Jan 5, 7:57 PM CST | Wind Chill Advisory | SHV | 16 hr |
| Jan 6, 3:38 AM CST | Hard Freeze Warning | SHV | 29 hr |
| Jan 8, 2:59 PM CST | Freezing Rain Advisory | SHV | 18 hr |
| Jan 9, 10:25 PM CST | Dense Fog Advisory | SHV | 4 hr |
| Jan 17, 2:50 PM CST | Lake Wind Advisory | SHV | 25 hr |
| Jan 20, 3:34 PM CST | Lake Wind Advisory | SHV | 24 hr |
| Jan 21, 4:11 AM CST | Lake Wind Advisory | SHV | 11 hr |
| Jan 23, 5:44 AM CST | Hard Freeze Warning | SHV | 27 hr |
| Jan 23, 5:44 AM CST | Lake Wind Advisory | SHV | 12 hr |
| Jan 26, 2:23 PM CST | Lake Wind Advisory | SHV | 28 hr |
| Jan 28, 4:15 AM CST | Hard Freeze Warning | SHV | 29 hr |
| Jan 30, 5:32 AM CST | Lake Wind Advisory | SHV | 12 hr |
| Feb 3, 4:42 PM CST | Winter Weather Advisory | SHV | 19 hr |
| Feb 7, 8:53 AM CST | Winter Weather Advisory | SHV | 19 hr |
| Feb 8, 4:11 AM CST | Freezing Fog Advisory | SHV | 5 hr |
| Feb 8, 3:23 PM CST | Freezing Fog Advisory | SHV | 13 hr |
| Feb 10, 4:37 AM CST | Winter Weather Advisory | SHV | 49 hr |
| Feb 14, 4:00 AM CST | Lake Wind Advisory | SHV | 14 hr |
| Feb 19, 3:15 PM CST | Lake Wind Advisory | SHV | 27 hr |
| Feb 20, 11:01 AM CST | Mesoscale Discussion | SPC | 119 min |
| Mar 1, 4:30 AM CST | Winter Weather Advisory | SHV | 51 hr |
| Mar 2, 4:44 AM CST | Lake Wind Advisory | SHV | 25 hr |
| Mar 2, 4:13 PM CST | Wind Chill Advisory | SHV | 17 hr |
| Mar 10, 4:12 AM CDT | Dense Fog Advisory | SHV | 5 hr |
| Mar 11, 3:17 PM CDT | Lake Wind Advisory | SHV | 28 hr |
| Mar 16, 4:04 AM CDT | Lake Wind Advisory | SHV | 18 hr |
| Mar 17, 3:17 PM CDT | Lake Wind Advisory | SHV | 28 hr |
| Mar 22, 2:04 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Mar 25, 2:54 AM CDT | Freeze Warning | SHV | 30 hr |
| Mar 27, 3:10 AM CDT | Lake Wind Advisory | SHV | 16 hr |
| Mar 27, 12:00 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 28, 12:45 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 28, 2:35 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Mar 28, 4:43 PM CDT | Severe Thunderstorm Warning | SHV | 62 min |
| Mar 28, 5:04 PM CDT | Severe Thunderstorm Warning | SHV | 56 min |
| Mar 28, 5:48 PM CDT | Severe Thunderstorm Warning | SHV | 57 min |
| Apr 2, 3:32 PM CDT | Lake Wind Advisory | SHV | 27 hr |
| Apr 3, 1:50 PM CDT | Tornado Watch | SPC | 7 hr |
| Apr 3, 4:34 PM CDT | Mesoscale Discussion | SPC | 26 min |
| Apr 3, 7:03 PM CDT | Mesoscale Discussion | SPC | 57 min |
| Apr 3, 8:44 PM CDT | Mesoscale Discussion | SPC | 31 min |
| Apr 3, 8:54 PM CDT | Tornado Watch | SPC | 7 hr |
| Apr 3, 10:25 PM CDT | Severe Thunderstorm Warning | SHV | 35 min |
| Apr 3, 11:08 PM CDT | Severe Thunderstorm Warning | SHV | 67 min |
| Apr 4, 4:10 AM CDT | Lake Wind Advisory | SHV | 12 hr |
| Apr 8, 4:13 AM CDT | Lake Wind Advisory | SHV | 14 hr |
| Apr 8, 12:31 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 10, 3:47 AM CDT | Lake Wind Advisory | SHV | 15 hr |
| Apr 12, 4:03 AM CDT | Lake Wind Advisory | SHV | 15 hr |
| Apr 13, 3:53 AM CDT | Lake Wind Advisory | SHV | 16 hr |
| Apr 13, 2:34 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 13, 4:10 PM CDT | Lake Wind Advisory | SHV | 32 hr |
| Apr 13, 4:54 PM CDT | Mesoscale Discussion | SPC | 66 min |
| Apr 13, 5:13 PM CDT | Tornado Watch | SPC | 6 hr |
| Apr 13, 7:54 PM CDT | Mesoscale Discussion | SPC | 66 min |
| Apr 13, 8:04 PM CDT | Lake Wind Advisory | SHV | 3 hr |
| Apr 13, 10:33 PM CDT | Mesoscale Discussion | SPC | 57 min |
| Apr 13, 11:06 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Apr 13, 11:57 PM CDT | Severe Thunderstorm Warning | SHV | 48 min |
| Apr 14, 2:05 AM CDT | Mesoscale Discussion | SPC | 85 min |
| Apr 14, 4:38 AM CDT | Freeze Warning | SHV | 28 hr |
| Apr 15, 3:06 PM CDT | Freeze Warning | SHV | 17 hr |
| Apr 24, 1:58 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 24, 2:38 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Apr 24, 3:47 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Apr 24, 5:50 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Apr 26, 3:57 PM CDT | Lake Wind Advisory | SHV | 27 hr |
| Apr 27, 12:25 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 27, 1:46 PM CDT | Tornado Watch | SPC | 9 hr |
| Apr 27, 3:36 PM CDT | Tornado Watch | SPC | 7 hr |
| Apr 27, 4:52 PM CDT | Mesoscale Discussion | SPC | 53 min |
| Apr 27, 6:11 PM CDT | Mesoscale Discussion | SPC | 64 min |
| Apr 27, 8:43 PM CDT | Mesoscale Discussion | SPC | 62 min |
| Apr 27, 9:59 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Apr 27, 11:08 PM CDT | Tornado Watch | SPC | 6 hr |
| Apr 28, 2:05 AM CDT | Severe Thunderstorm Warning | SHV | 40 min |
| Apr 28, 2:50 AM CDT | Mesoscale Discussion | SPC | 115 min |
| May 5, 3:52 AM CDT | Lake Wind Advisory | SHV | 15 hr |
| May 9, 3:18 PM CDT | Mesoscale Discussion | SPC | 117 min |
| May 9, 5:10 PM CDT | Severe Thunderstorm Warning | SHV | 50 min |
| May 12, 4:40 AM CDT | Flash Flood Watch | SHV | 31 hr |
| May 15, 2:56 PM CDT | Mesoscale Discussion | SPC | 64 min |
| Jun 6, 9:52 AM CDT | Mesoscale Discussion | SPC | 53 min |
| Jun 6, 10:18 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 8, 1:39 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 8, 2:19 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 8, 3:37 PM CDT | Mesoscale Discussion | SPC | 83 min |
| Jun 8, 7:47 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Jun 8, 8:41 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 8, 10:53 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Jun 9, 9:39 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 9, 11:40 AM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 16, 4:25 PM CDT | Flash Flood Watch | SHV | 29 hr |
| Jul 23, 3:01 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Jul 23, 4:04 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 23, 5:33 PM CDT | Severe Thunderstorm Warning | SHV | 27 min |
| Jul 23, 5:50 PM CDT | Severe Thunderstorm Warning | SHV | 40 min |
| Aug 8, 5:49 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 18, 3:19 AM CDT | Areal Flood Advisory | SHV | 3 hr |
| Aug 18, 6:24 AM CDT | Areal Flood Advisory | SHV | 111 min |
| Sep 12, 7:11 AM CDT | Areal Flood Advisory | SHV | 2 hr |
| Oct 2, 5:25 PM CDT | Mesoscale Discussion | SPC | 95 min |
| Oct 2, 5:48 PM CDT | Tornado Watch | SPC | 8 hr |
| Oct 2, 6:35 PM CDT | Severe Thunderstorm Warning | SHV | 55 min |
| Oct 2, 6:38 PM CDT | Severe Thunderstorm Warning | SHV | 67 min |
| Oct 2, 7:22 PM CDT | Severe Thunderstorm Warning | SHV | 53 min |
| Oct 2, 7:35 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Oct 12, 2:14 PM CDT | Lake Wind Advisory | SHV | 29 hr |
| Oct 12, 10:11 PM CDT | Lake Wind Advisory | SHV | 21 hr |
| Oct 13, 2:43 AM CDT | Mesoscale Discussion | SPC | 92 min |
| Oct 13, 3:22 AM CDT | Tornado Watch | SPC | 8 hr |
| Oct 13, 6:22 AM CDT | Severe Thunderstorm Warning | SHV | 53 min |
| Oct 13, 6:34 AM CDT | Mesoscale Discussion | SPC | 86 min |
| Oct 14, 9:01 AM CDT | Lake Wind Advisory | SHV | 6 hr |
| Oct 31, 4:10 AM CDT | Lake Wind Advisory | SHV | 13 hr |
| Oct 31, 4:29 AM CDT | Freeze Warning | SHV | 29 hr |
| Nov 1, 5:35 AM CDT | Freeze Warning | SHV | 27 hr |
| Nov 9, 3:09 PM CST | Lake Wind Advisory | SHV | 27 hr |
| Nov 11, 2:52 AM CST | Lake Wind Advisory | SHV | 11 hr |
| Nov 11, 10:29 AM CST | Freeze Warning | SHV | 21 hr |
| Nov 12, 2:10 PM CST | Freeze Warning | SHV | 18 hr |
| Nov 13, 3:20 PM CST | Freeze Warning | SHV | 19 hr |
| Nov 23, 3:48 AM CST | Lake Wind Advisory | SHV | 8 hr |
| Nov 29, 3:43 AM CST | Lake Wind Advisory | SHV | 12 hr |
| Nov 30, 3:38 AM CST | Lake Wind Advisory | SHV | 12 hr |
| Dec 3, 4:42 AM CST | Dense Fog Advisory | SHV | 5 hr |
| Dec 4, 4:34 AM CST | Dense Fog Advisory | SHV | 5 hr |
| Dec 9, 4:10 AM CST | Dense Fog Advisory | SHV | 7 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 | 14 |
| Severe Thunderstorm Watch | 8 |
| Tornado Watch | 8 |
| Mesoscale Discussion | 36 |
| Flooding | |
| Flash Flood Watch | 2 |
| Areal Flood Advisory | 3 |
| Winter | |
| Freezing Rain Advisory | 1 |
| Winter Weather Advisory | 4 |
| Cold | |
| Freeze Warning | 8 |
| Hard Freeze Warning | 4 |
| Wind Chill Advisory | 2 |
| Wind and dust | |
| Lake Wind Advisory | 35 |
| Fog and smoke | |
| Dense Fog Advisory | 5 |
| Freezing Fog Advisory | 2 |
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.