Alert archive / California / Inyo County
Weather alerts in Inyo County, California, 2010
97 weather alerts in 2010, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Inyo County and its neighbors
Each county as a circle sized by its count in 2010. Tap one for its archive.
- Alerts
- 97
- Warnings
- 30
- Watches
- 28
- Advisories
- 39
- Busiest month
- December18 alerts
- Busiest day
- May 26, 20104 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Inyo County, 2010
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 1 | 0 | 100% | 0 | ||
| Flash flood warnings | 9 | 3 | 67% | 11 | 27% | 123 min |
Each office's whole area, 2010
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Las Vegas, NV: tornado warnings | 0 | 2 | 0% | |||
| NWS Las Vegas, NV: severe thunderstorm warnings | 66 | 6 | 91% | 43 | 35% | 15 min |
| NWS Las Vegas, NV: flash flood warnings | 90 | 30 | 67% | 87 | 48% | 98 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, Pacific Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 15, 2:31 PM PST | Winter Storm Watch | VEF | 56 hr |
| Jan 17, 9:27 AM PST | Winter Storm Warning | VEF | 41 hr |
| Jan 19, 1:59 AM PST | Winter Weather Advisory | VEF | 22 hr |
| Jan 19, 3:05 PM PST | Winter Storm Warning | VEF | 61 hr |
| Jan 21, 4:44 PM PST | Flash Flood Warning | VEF | 2 hr |
| Feb 4, 3:34 AM PST | Winter Storm Watch | VEF | 11 hr |
| Feb 4, 2:17 PM PST | Winter Storm Watch | VEF | 24 hr |
| Feb 4, 2:17 PM PST | Winter Storm Warning | VEF | 67 hr |
| Feb 5, 2:12 PM PST | Winter Weather Advisory | VEF | 43 hr |
| Feb 8, 3:24 PM PST | Winter Storm Watch | VEF | 12 hr |
| Feb 9, 2:56 AM PST | Winter Weather Advisory | VEF | 27 hr |
| Feb 23, 3:45 AM PST | Winter Weather Advisory | VEF | 32 hr |
| Feb 23, 2:47 PM PST | High Wind Watch | VEF | 12 hr |
| Feb 24, 3:16 PM PST | Winter Storm Watch | VEF | 23 hr |
| Feb 25, 2:02 PM PST | Winter Storm Warning | VEF | 54 hr |
| Feb 26, 2:57 PM PST | Winter Weather Advisory | VEF | 36 hr |
| Mar 3, 4:14 AM PST | Wind Advisory | VEF | 35 hr |
| Mar 7, 3:27 PM PST | High Wind Watch | VEF | 24 hr |
| Mar 8, 3:27 PM PST | Wind Advisory | VEF | 28 hr |
| Mar 10, 3:39 AM PST | Wind Advisory | VEF | 12 hr |
| Mar 12, 3:17 PM PST | Wind Advisory | VEF | 28 hr |
| Mar 24, 3:12 PM PDT | Wind Advisory | VEF | 19 hr |
| Mar 28, 3:12 AM PDT | High Wind Watch | VEF | 36 hr |
| Mar 29, 3:50 AM PDT | High Wind Warning | VEF | 52 hr |
| Mar 29, 3:07 PM PDT | Wind Advisory | VEF | 53 hr |
| Apr 2, 3:32 AM PDT | Wind Advisory | VEF | 24 hr |
| Apr 3, 6:05 AM PDT | Wind Advisory | VEF | 62 hr |
| Apr 3, 3:18 PM PDT | Winter Storm Watch | VEF | 13 hr |
| Apr 4, 4:08 AM PDT | Winter Storm Warning | VEF | 31 hr |
| Apr 10, 4:07 AM PDT | Winter Storm Watch | VEF | 11 hr |
| Apr 10, 2:38 PM PDT | Winter Storm Warning | VEF | 37 hr |
| Apr 10, 3:00 PM PDT | Wind Advisory | VEF | 32 hr |
| Apr 19, 3:07 PM PDT | Wind Advisory | VEF | 53 hr |
| Apr 26, 3:57 AM PDT | High Wind Watch | VEF | 12 hr |
| Apr 26, 3:55 PM PDT | High Wind Warning | VEF | 53 hr |
| May 8, 2:57 PM PDT | Wind Advisory | VEF | 33 hr |
| May 10, 4:56 AM PDT | Wind Advisory | VEF | 37 hr |
| May 19, 3:40 PM PDT | High Wind Watch | VEF | 36 hr |
| May 21, 4:05 AM PDT | High Wind Warning | VEF | 19 hr |
| May 26, 3:44 AM PDT | High Wind Watch | VEF | 7 hr |
| May 26, 10:25 AM PDT | Wind Advisory | VEF | 11 hr |
| May 26, 3:14 PM PDT | High Wind Watch | VEF | 24 hr |
| May 26, 3:14 PM PDT | Wind Advisory | VEF | 33 hr |
| Jun 3, 3:11 PM PDT | Excessive Heat Watch | VEF | 12 hr |
| Jun 4, 3:34 AM PDT | Excessive Heat Warning | VEF | 4 days |
| Jun 8, 3:23 PM PDT | High Wind Watch | VEF | 24 hr |
| Jun 8, 3:23 PM PDT | Wind Advisory | VEF | 59 hr |
| Jun 9, 3:29 PM PDT | High Wind Warning | VEF | 28 hr |
| Jun 11, 3:24 AM PDT | Wind Advisory | VEF | 17 hr |
| Jun 14, 3:42 PM PDT | High Wind Watch | VEF | 25 hr |
| Jun 15, 4:54 AM PDT | Red Flag Warning | VEF | 41 hr |
| Jun 15, 12:31 PM PDT | High Wind Warning | VEF | 27 hr |
| Jun 15, 12:31 PM PDT | Wind Advisory | VEF | 32 hr |
| Jul 14, 2:44 PM PDT | Excessive Heat Watch | VEF | 24 hr |
| Jul 15, 2:37 PM PDT | Excessive Heat Watch | VEF | 37 hr |
| Jul 15, 2:37 PM PDT | Excessive Heat Warning | VEF | 3 days |
| Jul 19, 9:58 AM PDT | Excessive Heat Warning | VEF | 11 hr |
| Jul 26, 3:19 PM PDT | Severe Thunderstorm Warning | VEF | 41 min |
| Aug 8, 2:14 PM PDT | Areal Flood Advisory | VEF | 2 hr |
| Aug 17, 8:59 PM PDT | Areal Flood Advisory | VEF | 62 min |
| Aug 25, 3:49 PM PDT | Flash Flood Warning | VEF | 116 min |
| Aug 26, 12:49 PM PDT | Areal Flood Advisory | VEF | 2 hr |
| Aug 26, 2:18 PM PDT | Flash Flood Warning | VEF | 117 min |
| Aug 26, 2:34 PM PDT | Flash Flood Warning | VEF | 116 min |
| Aug 26, 2:52 PM PDT | Flash Flood Warning | VEF | 113 min |
| Aug 27, 3:16 PM PDT | Wind Advisory | VEF | 30 hr |
| Sep 2, 2:30 PM PDT | Excessive Heat Watch | VEF | 13 hr |
| Sep 3, 3:35 AM PDT | Excessive Heat Warning | VEF | 39 hr |
| Sep 26, 10:20 AM PDT | Excessive Heat Watch | VEF | 17 hr |
| Oct 3, 12:35 PM PDT | Areal Flood Advisory | VEF | 2 hr |
| Oct 3, 2:12 PM PDT | Flash Flood Warning | VEF | 93 min |
| Oct 4, 3:42 AM PDT | Winter Weather Advisory | VEF | 37 hr |
| Oct 22, 3:00 PM PDT | High Wind Watch | VEF | 23 hr |
| Oct 23, 2:18 PM PDT | High Wind Warning | VEF | 39 hr |
| Nov 6, 3:05 PM PDT | Wind Advisory | VEF | 24 hr |
| Nov 18, 2:52 AM PST | Winter Storm Watch | VEF | 24 hr |
| Nov 19, 3:11 AM PST | Winter Storm Warning | VEF | 60 hr |
| Nov 23, 3:55 AM PST | Winter Weather Advisory | VEF | 17 hr |
| Nov 27, 3:30 PM PST | Winter Weather Advisory | VEF | 6 hr |
| Dec 4, 2:09 PM PST | Winter Storm Watch | VEF | 13 hr |
| Dec 5, 3:31 AM PST | Winter Weather Advisory | VEF | 23 hr |
| Dec 15, 1:49 PM PST | Winter Storm Watch | VEF | 25 hr |
| Dec 16, 3:18 PM PST | Winter Storm Warning | VEF | 6 days |
| Dec 18, 7:43 PM PST | Areal Flood Advisory | VEF | 6 hr |
| Dec 19, 9:53 AM PST | Areal Flood Advisory | VEF | 7 hr |
| Dec 19, 4:49 PM PST | Flash Flood Warning | VEF | 6 hr |
| Dec 20, 4:31 AM PST | Flash Flood Watch | VEF | 66 hr |
| Dec 20, 3:20 PM PST | Winter Storm Watch | VEF | 12 hr |
| Dec 20, 3:25 PM PST | Areal Flood Advisory | VEF | 8 hr |
| Dec 20, 5:28 PM PST | Flash Flood Warning | VEF | 4 hr |
| Dec 21, 3:25 AM PST | Winter Weather Advisory | VEF | 43 hr |
| Dec 22, 4:15 AM PST | Flash Flood Warning | VEF | 5 hr |
| Dec 22, 12:24 PM PST | Areal Flood Advisory | VEF | 6 hr |
| Dec 24, 9:47 PM PST | Winter Weather Advisory | VEF | 33 hr |
| Dec 27, 3:21 AM PST | Winter Storm Watch | VEF | 24 hr |
| Dec 28, 3:48 AM PST | Winter Storm Warning | VEF | 48 hr |
| Dec 28, 2:16 PM PST | Wind Advisory | VEF | 43 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 | 1 |
| Flooding | |
| Flash Flood Warning | 9 |
| Flash Flood Watch | 1 |
| Areal Flood Advisory | 8 |
| Winter | |
| Winter Storm Warning | 9 |
| Winter Storm Watch | 12 |
| Winter Weather Advisory | 11 |
| Heat | |
| Excessive Heat Warning | 4 |
| Excessive Heat Watch | 5 |
| Wind and dust | |
| High Wind Warning | 6 |
| High Wind Watch | 10 |
| Wind Advisory | 20 |
| Fire | |
| Red Flag Warning | 1 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20092011
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.