Alert archive / New Mexico / Sierra County
Weather alerts in Sierra County, New Mexico, 2017
199 weather alerts in 2017, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Sierra County and its neighbors
Each county as a circle sized by its count in 2017. Tap one for its archive.
- Alerts
- 199
- Warnings
- 57
- Watches
- 23
- Advisories
- 65
- Busiest month
- June37 alerts
- Busiest day
- October 19, 201710 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Sierra County, 2017
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 26 | 1 | 96% | 3 | 33% | 10 min |
| Flash flood warnings | 6 | 0 | 100% | 1 | 0% |
Each office's whole area, 2017
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS El Paso, TX: severe thunderstorm warnings | 171 | 19 | 89% | 43 | 70% | 21 min |
| NWS El Paso, TX: flash flood warnings | 62 | 11 | 82% | 25 | 60% | 58 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 14, 2:34 PM MST | Mesoscale Discussion | SPC | 2 hr |
| Jan 14, 6:37 PM MST | Severe Thunderstorm Warning | EPZ | 38 min |
| Jan 20, 10:49 AM MST | Winter Weather Advisory | EPZ | 36 hr |
| Jan 20, 10:52 AM MST | Wind Advisory | EPZ | 36 hr |
| Feb 11, 5:12 AM MST | Winter Storm Watch | EPZ | 10 hr |
| Feb 11, 3:35 PM MST | Winter Storm Warning | EPZ | 47 hr |
| Feb 11, 3:35 PM MST | Winter Weather Advisory | EPZ | 55 hr |
| Feb 21, 6:39 AM MST | Fire Weather Watch | EPZ | 24 hr |
| Feb 22, 7:08 AM MST | Red Flag Warning | EPZ | 37 hr |
| Feb 22, 1:27 PM MST | Wind Advisory | EPZ | 30 hr |
| Feb 23, 1:28 PM MST | Fire Weather Watch | EPZ | 18 hr |
| Feb 24, 7:14 AM MST | Red Flag Warning | EPZ | 10 hr |
| Feb 25, 1:57 PM MST | Fire Weather Watch | EPZ | 7 hr |
| Feb 25, 8:46 PM MST | Red Flag Warning | EPZ | 20 hr |
| Feb 27, 1:50 PM MST | Red Flag Warning | EPZ | 30 hr |
| Feb 27, 3:00 PM MST | Wind Advisory | EPZ | 29 hr |
| Mar 4, 10:38 PM MST | Fire Weather Watch | EPZ | 9 hr |
| Mar 5, 7:52 AM MST | Red Flag Warning | EPZ | 35 hr |
| Mar 5, 12:14 PM MST | Wind Advisory | EPZ | 30 hr |
| Mar 21, 1:30 PM MDT | Fire Weather Watch | EPZ | 25 hr |
| Mar 21, 7:40 PM MDT | Fire Weather Watch | EPZ | 10 hr |
| Mar 22, 6:01 AM MDT | Red Flag Warning | EPZ | 13 hr |
| Mar 22, 12:06 PM MDT | Wind Advisory | EPZ | 32 hr |
| Mar 22, 2:08 PM MDT | Red Flag Warning | EPZ | 30 hr |
| Mar 25, 6:49 AM MDT | Fire Weather Watch | EPZ | 24 hr |
| Mar 26, 6:48 AM MDT | Red Flag Warning | EPZ | 13 hr |
| Mar 29, 2:04 PM MDT | Fire Weather Watch | EPZ | 24 hr |
| Mar 30, 1:58 PM MDT | Red Flag Warning | EPZ | 30 hr |
| Mar 30, 3:42 PM MDT | Wind Advisory | EPZ | 29 hr |
| Apr 3, 6:59 AM MDT | Fire Weather Watch | EPZ | 7 hr |
| Apr 3, 2:03 PM MDT | Red Flag Warning | EPZ | 30 hr |
| Apr 3, 2:04 PM MDT | Wind Advisory | EPZ | 28 hr |
| Apr 6, 1:41 PM MDT | Fire Weather Watch | EPZ | 17 hr |
| Apr 7, 7:05 AM MDT | Red Flag Warning | EPZ | 37 hr |
| Apr 12, 2:00 PM MDT | Special Weather Statement | EPZ | 45 min |
| Apr 12, 2:12 PM MDT | Severe Thunderstorm Warning | EPZ | 63 min |
| Apr 12, 2:16 PM MDT | Severe Thunderstorm Warning | EPZ | 44 min |
| Apr 12, 4:59 PM MDT | Severe Thunderstorm Warning | EPZ | 46 min |
| Apr 22, 12:35 PM MDT | Fire Weather Watch | EPZ | 25 hr |
| Apr 23, 1:53 PM MDT | Fire Weather Watch | EPZ | 24 hr |
| Apr 23, 1:53 PM MDT | Red Flag Warning | EPZ | 31 hr |
| Apr 24, 3:50 AM MDT | Wind Advisory | EPZ | 17 hr |
| Apr 24, 2:07 PM MDT | Red Flag Warning | EPZ | 30 hr |
| Apr 24, 2:29 PM MDT | High Wind Warning | EPZ | 30 hr |
| Apr 24, 2:29 PM MDT | Wind Advisory | EPZ | 37 hr |
| Apr 25, 2:06 PM MDT | Fire Weather Watch | EPZ | 24 hr |
| Apr 26, 2:02 PM MDT | Red Flag Warning | EPZ | 31 hr |
| Apr 26, 3:44 PM MDT | Wind Advisory | EPZ | 35 hr |
| Apr 27, 3:11 PM MDT | Wind Advisory | EPZ | 37 hr |
| Apr 28, 7:07 AM MDT | Red Flag Warning | EPZ | 12 hr |
| May 6, 5:07 PM MDT | Special Weather Statement | EPZ | 38 min |
| May 6, 5:49 PM MDT | Special Weather Statement | EPZ | 56 min |
| May 6, 6:36 PM MDT | Severe Thunderstorm Warning | EPZ | 54 min |
| May 6, 8:02 PM MDT | Special Weather Statement | EPZ | 58 min |
| May 9, 3:13 PM MDT | Special Weather Statement | EPZ | 62 min |
| May 14, 7:38 AM MDT | Fire Weather Watch | EPZ | 7 hr |
| May 14, 7:38 AM MDT | Red Flag Warning | EPZ | 10 hr |
| May 14, 2:45 PM MDT | Fire Weather Watch | EPZ | 17 hr |
| May 14, 2:45 PM MDT | Red Flag Warning | EPZ | 28 hr |
| May 15, 7:24 AM MDT | Red Flag Warning | EPZ | 37 hr |
| May 15, 7:31 AM MDT | Wind Advisory | EPZ | 36 hr |
| May 18, 6:51 AM MDT | Red Flag Warning | EPZ | 14 hr |
| May 23, 7:05 AM MDT | Fire Weather Watch | EPZ | 24 hr |
| May 24, 6:40 AM MDT | Red Flag Warning | EPZ | 38 hr |
| May 24, 1:39 PM MDT | Fire Weather Watch | EPZ | 17 hr |
| May 24, 3:33 PM MDT | Wind Advisory | EPZ | 29 hr |
| May 25, 6:38 AM MDT | Red Flag Warning | EPZ | 38 hr |
| May 29, 3:41 PM MDT | Special Weather Statement | EPZ | 49 min |
| Jun 1, 6:43 PM MDT | Special Weather Statement | EPZ | 47 min |
| Jun 2, 6:37 PM MDT | Special Weather Statement | EPZ | 38 min |
| Jun 6, 1:03 PM MDT | Special Weather Statement | EPZ | 42 min |
| Jun 6, 1:35 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Jun 6, 1:51 PM MDT | Flash Flood Warning | EPZ | 3 hr |
| Jun 6, 2:07 PM MDT | Flash Flood Warning | EPZ | 3 hr |
| Jun 6, 2:24 PM MDT | Special Weather Statement | EPZ | 51 min |
| Jun 6, 2:30 PM MDT | Severe Thunderstorm Warning | EPZ | 15 min |
| Jun 6, 2:50 PM MDT | Severe Thunderstorm Warning | EPZ | 40 min |
| Jun 6, 3:12 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Jun 7, 5:21 PM MDT | Areal Flood Advisory | EPZ | 114 min |
| Jun 7, 6:15 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Jun 16, 5:08 PM MDT | Dense Smoke Advisory | EPZ | 49 hr |
| Jun 19, 3:03 PM MDT | Special Weather Statement | EPZ | 42 min |
| Jun 19, 4:36 PM MDT | Severe Thunderstorm Warning | EPZ | 39 min |
| Jun 19, 5:14 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Jun 19, 6:31 PM MDT | Areal Flood Advisory | EPZ | 119 min |
| Jun 20, 6:56 PM MDT | Special Weather Statement | EPZ | 49 min |
| Jun 20, 7:04 PM MDT | Severe Thunderstorm Warning | EPZ | 41 min |
| Jun 20, 7:40 PM MDT | Severe Thunderstorm Warning | EPZ | 50 min |
| Jun 21, 12:55 AM MDT | Heat Advisory | EPZ | 65 hr |
| Jun 21, 2:35 PM MDT | Special Weather Statement | EPZ | 40 min |
| Jun 21, 2:39 PM MDT | Special Weather Statement | EPZ | 51 min |
| Jun 21, 3:02 PM MDT | Severe Thunderstorm Warning | EPZ | 43 min |
| Jun 24, 1:42 PM MDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 24, 4:30 PM MDT | Special Weather Statement | EPZ | 45 min |
| Jun 24, 4:33 PM MDT | Severe Thunderstorm Warning | EPZ | 31 min |
| Jun 24, 5:02 PM MDT | Special Weather Statement | EPZ | 43 min |
| Jun 25, 1:08 PM MDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 25, 4:36 PM MDT | Severe Thunderstorm Warning | EPZ | 39 min |
| Jun 26, 4:14 PM MDT | Special Weather Statement | EPZ | 46 min |
| Jun 26, 4:40 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Jun 26, 5:47 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Jun 27, 2:23 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Jun 27, 2:33 PM MDT | Special Weather Statement | EPZ | 42 min |
| Jun 27, 2:54 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Jun 27, 2:56 PM MDT | Severe Thunderstorm Warning | EPZ | 32 min |
| Jul 1, 3:34 PM MDT | Special Weather Statement | EPZ | 41 min |
| Jul 2, 5:18 PM MDT | Severe Thunderstorm Warning | EPZ | 42 min |
| Jul 2, 5:59 PM MDT | Special Weather Statement | EPZ | 46 min |
| Jul 9, 5:24 PM MDT | Special Weather Statement | EPZ | 51 min |
| Jul 12, 5:42 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Jul 12, 8:06 PM MDT | Special Weather Statement | EPZ | 39 min |
| Jul 19, 5:17 PM MDT | Special Weather Statement | EPZ | 43 min |
| Jul 19, 5:52 PM MDT | Special Weather Statement | EPZ | 38 min |
| Jul 19, 7:03 PM MDT | Severe Thunderstorm Warning | EPZ | 42 min |
| Jul 19, 7:49 PM MDT | Special Weather Statement | EPZ | 26 min |
| Jul 20, 2:15 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Jul 20, 4:23 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Jul 20, 5:17 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Jul 20, 7:19 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Jul 20, 7:59 PM MDT | Special Weather Statement | EPZ | 61 min |
| Jul 20, 9:27 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Jul 21, 3:30 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Jul 22, 4:35 AM MDT | Flash Flood Watch | EPZ | 24 hr |
| Jul 22, 12:39 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Jul 22, 7:37 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Jul 23, 11:15 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Jul 24, 7:28 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Jul 24, 7:45 PM MDT | Special Weather Statement | EPZ | 45 min |
| Jul 25, 1:21 PM MDT | Flash Flood Warning | EPZ | 3 hr |
| Jul 26, 5:31 PM MDT | Special Weather Statement | EPZ | 44 min |
| Jul 28, 3:01 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Jul 28, 3:30 PM MDT | Flash Flood Warning | EPZ | 4 hr |
| Jul 29, 3:16 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Jul 30, 3:19 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Jul 31, 3:04 PM MDT | Flash Flood Watch | EPZ | 16 hr |
| Jul 31, 5:13 PM MDT | Special Weather Statement | EPZ | 47 min |
| Jul 31, 6:32 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Aug 8, 2:17 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Aug 9, 2:37 PM MDT | Areal Flood Advisory | EPZ | 113 min |
| Aug 10, 3:51 PM MDT | Special Weather Statement | EPZ | 39 min |
| Aug 11, 1:27 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Aug 11, 2:47 PM MDT | Special Weather Statement | EPZ | 43 min |
| Aug 11, 3:58 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Aug 11, 5:15 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Aug 12, 1:00 AM MDT | Areal Flood Advisory | EPZ | 5 hr |
| Aug 12, 2:46 PM MDT | Special Weather Statement | EPZ | 44 min |
| Aug 12, 3:23 PM MDT | Severe Thunderstorm Warning | EPZ | 52 min |
| Aug 12, 3:42 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Aug 12, 4:44 PM MDT | Flash Flood Warning | EPZ | 3 hr |
| Aug 12, 6:24 PM MDT | Areal Flood Advisory | EPZ | 2 hr |
| Aug 13, 12:50 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Aug 13, 2:05 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Aug 13, 2:46 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Aug 14, 6:36 PM MDT | Areal Flood Advisory | EPZ | 114 min |
| Aug 18, 2:31 PM MDT | Flash Flood Watch | EPZ | 63 hr |
| Aug 21, 3:38 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Aug 21, 3:42 PM MDT | Special Weather Statement | EPZ | 48 min |
| Aug 23, 12:53 PM MDT | Flash Flood Watch | EPZ | 15 hr |
| Aug 23, 3:23 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Aug 23, 5:33 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Aug 23, 5:37 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Aug 23, 6:28 PM MDT | Severe Thunderstorm Warning | EPZ | 47 min |
| Aug 26, 8:17 PM MDT | Special Weather Statement | EPZ | 43 min |
| Aug 28, 6:40 PM MDT | Special Weather Statement | EPZ | 50 min |
| Aug 28, 7:37 PM MDT | Special Weather Statement | EPZ | 38 min |
| Aug 28, 8:12 PM MDT | Special Weather Statement | EPZ | 48 min |
| Sep 13, 3:12 PM MDT | Special Weather Statement | EPZ | 48 min |
| Sep 26, 5:18 PM MDT | Special Weather Statement | EPZ | 42 min |
| Sep 26, 5:41 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 26, 6:00 PM MDT | Special Weather Statement | EPZ | 45 min |
| Sep 26, 6:23 PM MDT | Severe Thunderstorm Warning | EPZ | 52 min |
| Sep 26, 6:56 PM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Sep 26, 7:07 PM MDT | Severe Thunderstorm Warning | EPZ | 38 min |
| Sep 26, 7:31 PM MDT | Flash Flood Warning | EPZ | 3 hr |
| Sep 26, 7:38 PM MDT | Severe Thunderstorm Warning | EPZ | 33 min |
| Sep 27, 7:21 AM MDT | Flash Flood Watch | EPZ | 20 hr |
| Sep 29, 12:18 AM MDT | Severe Thunderstorm Warning | EPZ | 42 min |
| Sep 29, 3:43 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 29, 5:41 PM MDT | Special Weather Statement | EPZ | 49 min |
| Sep 29, 5:52 PM MDT | Special Weather Statement | ABQ | 38 min |
| Sep 30, 4:32 AM MDT | Areal Flood Advisory | EPZ | 3 hr |
| Oct 1, 12:41 AM MDT | Areal Flood Advisory | EPZ | 2 hr |
| Oct 1, 1:49 AM MDT | Areal Flood Advisory | EPZ | 116 min |
| Oct 5, 3:40 PM MDT | Areal Flood Advisory | EPZ | 2 hr |
| Oct 5, 3:41 PM MDT | Special Weather Statement | EPZ | 49 min |
| Oct 5, 4:26 PM MDT | Severe Thunderstorm Warning | EPZ | 34 min |
| Oct 5, 5:35 PM MDT | Special Weather Statement | EPZ | 40 min |
| Oct 19, 1:39 PM MDT | Severe Thunderstorm Warning | EPZ | 51 min |
| Oct 19, 2:01 PM MDT | Areal Flood Advisory | EPZ | 119 min |
| Oct 19, 2:13 PM MDT | Special Weather Statement | EPZ | 47 min |
| Oct 19, 2:20 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 19, 2:27 PM MDT | Special Weather Statement | EPZ | 63 min |
| Oct 19, 2:51 PM MDT | Areal Flood Advisory | EPZ | 114 min |
| Oct 19, 3:03 PM MDT | Special Weather Statement | EPZ | 57 min |
| Oct 19, 3:39 PM MDT | Severe Thunderstorm Warning | EPZ | 51 min |
| Oct 19, 5:00 PM MDT | Special Weather Statement | EPZ | 45 min |
| Oct 19, 5:23 PM MDT | Severe Thunderstorm Warning | EPZ | 52 min |
| Nov 17, 9:17 AM MST | Red Flag Warning | EPZ | 8 hr |
| Nov 18, 3:51 PM MST | Freeze Warning | EPZ | 16 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 | 26 |
| Mesoscale Discussion | 6 |
| Special Weather Statement | 48 |
| Flooding | |
| Flash Flood Warning | 6 |
| Flash Flood Watch | 5 |
| Areal Flood Advisory | 48 |
| Winter | |
| Winter Storm Warning | 1 |
| Winter Storm Watch | 1 |
| Winter Weather Advisory | 2 |
| Heat | |
| Heat Advisory | 1 |
| Cold | |
| Freeze Warning | 1 |
| Wind and dust | |
| High Wind Warning | 1 |
| Wind Advisory | 13 |
| Fire | |
| Red Flag Warning | 22 |
| Fire Weather Watch | 17 |
| Fog and smoke | |
| Dense Smoke Advisory | 1 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20162018
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.