Alert archive / Arizona / Greenlee County
Weather alerts in Greenlee County, Arizona, 2018
98 weather alerts in 2018, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Greenlee County and its neighbors
Each county as a circle sized by its count in 2018. Tap one for its archive.
- Alerts
- 98
- Warnings
- 35
- Watches
- 25
- Advisories
- 22
- Busiest month
- April23 alerts
- Busiest day
- August 6, 20185 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Greenlee County, 2018
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 4 | 0 | 100% | 0 | ||
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2018
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Tucson, AZ: severe thunderstorm warnings | 114 | 23 | 80% | 44 | 82% | 17 min |
| NWS Tucson, AZ: flash flood warnings | 49 | 4 | 92% | 11 | 64% | 20 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 |
|---|---|---|---|
| Feb 9, 10:40 AM MST | Fire Weather Watch | TWC | 17 hr |
| Feb 10, 3:28 AM MST | Red Flag Warning | TWC | 15 hr |
| Feb 11, 3:16 AM MST | Fire Weather Watch | TWC | 11 hr |
| Feb 11, 2:10 PM MST | Red Flag Warning | TWC | 29 hr |
| Feb 16, 10:51 PM MST | Dense Fog Advisory | TWC | 12 hr |
| Feb 18, 2:33 PM MST | Wind Advisory | TWC | 32 hr |
| Feb 18, 2:35 PM MST | Winter Weather Advisory | TWC | 38 hr |
| Feb 27, 2:58 AM MST | Winter Weather Advisory | TWC | 32 hr |
| Mar 23, 2:57 PM MST | Fire Weather Watch | TWC | 35 hr |
| Mar 23, 2:57 PM MST | Red Flag Warning | TWC | 23 hr |
| Mar 25, 2:23 PM MST | Fire Weather Watch | TWC | 12 hr |
| Apr 7, 2:08 PM MST | Red Flag Warning | TWC | 28 hr |
| Apr 9, 2:51 PM MST | Fire Weather Watch | TWC | 19 hr |
| Apr 10, 9:03 AM MST | Wind Advisory | TWC | 59 hr |
| Apr 10, 9:27 AM MST | Fire Weather Watch | TWC | 42 hr |
| Apr 10, 9:27 AM MST | Red Flag Warning | TWC | 60 hr |
| Apr 10, 3:03 PM MST | High Wind Watch | TWC | 24 hr |
| Apr 11, 2:44 PM MST | High Wind Warning | TWC | 29 hr |
| Apr 11, 2:44 PM MST | Wind Advisory | TWC | 52 hr |
| Apr 12, 3:27 AM MST | Red Flag Warning | TWC | 40 hr |
| Apr 12, 3:28 AM MST | Freeze Watch | TWC | 33 hr |
| Apr 13, 12:54 PM MST | Freeze Warning | TWC | 20 hr |
| Apr 14, 1:16 PM MST | Fire Weather Watch | TWC | 14 hr |
| Apr 15, 3:30 AM MST | Red Flag Warning | TWC | 41 hr |
| Apr 15, 2:47 PM MST | Fire Weather Watch | TWC | 23 hr |
| Apr 16, 2:13 PM MST | Red Flag Warning | TWC | 29 hr |
| Apr 17, 2:48 AM MST | Fire Weather Watch | TWC | 36 hr |
| Apr 18, 2:32 PM MST | Red Flag Warning | TWC | 29 hr |
| Apr 28, 2:15 PM MST | Fire Weather Watch | TWC | 24 hr |
| Apr 28, 2:15 PM MST | Red Flag Warning | TWC | 29 hr |
| Apr 29, 2:09 PM MST | Fire Weather Watch | TWC | 24 hr |
| Apr 29, 2:09 PM MST | Red Flag Warning | TWC | 29 hr |
| Apr 30, 2:21 PM MST | Fire Weather Watch | TWC | 36 hr |
| Apr 30, 2:21 PM MST | Red Flag Warning | TWC | 29 hr |
| May 9, 2:20 AM MST | Fire Weather Watch | TWC | 24 hr |
| May 9, 2:20 AM MST | Fire Weather Watch | TWC | 60 hr |
| May 10, 2:29 AM MST | Red Flag Warning | TWC | 42 hr |
| May 10, 3:05 AM MST | Wind Advisory | TWC | 41 hr |
| May 11, 2:17 PM MST | Red Flag Warning | TWC | 30 hr |
| May 12, 2:06 AM MST | Wind Advisory | TWC | 18 hr |
| May 12, 3:25 PM MST | Red Flag Warning | TWC | 27 hr |
| May 16, 2:04 PM MST | Red Flag Warning | TWC | 29 hr |
| May 20, 2:23 PM MST | Red Flag Warning | TWC | 29 hr |
| May 21, 2:26 PM MST | Red Flag Warning | TWC | 29 hr |
| May 24, 2:14 AM MST | Fire Weather Watch | TWC | 24 hr |
| May 25, 1:51 AM MST | Red Flag Warning | TWC | 41 hr |
| Jun 12, 3:28 AM MST | Excessive Heat Warning | TWC | 41 hr |
| Jun 19, 3:15 AM MST | Excessive Heat Watch | TWC | 47 hr |
| Jun 21, 2:30 AM MST | Excessive Heat Warning | TWC | 42 hr |
| Jul 4, 3:35 AM MST | Excessive Heat Warning | TWC | 39 hr |
| Jul 11, 11:16 AM MST | Flash Flood Watch | TWC | 9 hr |
| Jul 12, 1:01 PM MST | Special Weather Statement | TWC | 29 min |
| Jul 12, 2:55 PM MST | Special Weather Statement | TWC | 35 min |
| Jul 15, 9:35 AM MST | Flash Flood Watch | TWC | 9 hr |
| Jul 19, 2:18 PM MST | Excessive Heat Watch | TWC | 13 hr |
| Jul 19, 2:35 PM MST | Special Weather Statement | TWC | 40 min |
| Jul 19, 3:26 PM MST | Areal Flood Advisory | TWC | 3 hr |
| Jul 20, 3:38 AM MST | Excessive Heat Warning | TWC | 6 days |
| Jul 22, 6:22 PM MST | Special Weather Statement | ABQ | 23 min |
| Jul 24, 4:09 PM MST | Special Weather Statement | ABQ | 36 min |
| Jul 26, 2:33 PM MST | Special Weather Statement | TWC | 27 min |
| Jul 29, 1:52 PM MST | Special Weather Statement | ABQ | 23 min |
| Jul 29, 2:51 PM MST | Special Weather Statement | TWC | 24 min |
| Jul 29, 3:04 PM MST | Severe Thunderstorm Warning | TWC | 56 min |
| Aug 4, 2:50 AM MST | Excessive Heat Watch | TWC | 12 hr |
| Aug 4, 2:30 PM MST | Excessive Heat Warning | TWC | 54 hr |
| Aug 4, 4:09 PM MST | Special Weather Statement | ABQ | 36 min |
| Aug 6, 3:02 PM MST | Special Weather Statement | EPZ | 28 min |
| Aug 6, 3:34 PM MST | Special Weather Statement | TWC | 41 min |
| Aug 6, 3:41 PM MST | Severe Thunderstorm Warning | TWC | 64 min |
| Aug 6, 4:02 PM MST | Areal Flood Advisory | TWC | 88 min |
| Aug 6, 4:42 PM MST | Severe Thunderstorm Warning | TWC | 48 min |
| Aug 6, 5:18 PM MST | Areal Flood Advisory | TWC | 87 min |
| Aug 7, 2:59 AM MST | Excessive Heat Warning | TWC | 17 hr |
| Aug 8, 1:34 PM MST | Special Weather Statement | TWC | 26 min |
| Aug 8, 7:05 PM MST | Areal Flood Advisory | TWC | 115 min |
| Aug 21, 1:30 PM MST | Areal Flood Advisory | TWC | 3 hr |
| Aug 21, 2:59 PM MST | Areal Flood Advisory | TWC | 3 hr |
| Aug 21, 3:14 PM MST | Special Weather Statement | TWC | 46 min |
| Aug 23, 9:42 AM MST | Flash Flood Watch | TWC | 10 hr |
| Aug 24, 3:37 AM MST | Flash Flood Watch | TWC | 20 hr |
| Aug 24, 2:10 PM MST | Areal Flood Advisory | TWC | 3 hr |
| Sep 1, 2:27 AM MST | Severe Thunderstorm Warning | TWC | 48 min |
| Sep 1, 3:56 AM MST | Special Weather Statement | EPZ | 49 min |
| Sep 2, 3:06 PM MST | Special Weather Statement | TWC | 39 min |
| Sep 18, 11:06 AM MST | Flash Flood Watch | TWC | 36 hr |
| Sep 19, 5:07 PM MST | Areal Flood Advisory | TWC | 113 min |
| Sep 19, 7:05 PM MST | Areal Flood Advisory | TWC | 115 min |
| Oct 22, 1:12 PM MST | Mesoscale Discussion | SPC | 63 min |
| Oct 23, 10:00 AM MST | Areal Flood Advisory | TWC | 3 hr |
| Oct 31, 2:23 AM MST | Freeze Warning | TWC | 30 hr |
| Nov 11, 2:07 AM MST | Freeze Warning | TWC | 30 hr |
| Nov 11, 2:07 AM MST | Hard Freeze Warning | TWC | 54 hr |
| Nov 28, 2:39 PM MST | Winter Weather Advisory | TWC | 43 hr |
| Dec 5, 2:08 PM MST | Winter Weather Advisory | TWC | 54 hr |
| Dec 24, 2:11 PM MST | Winter Weather Advisory | TWC | 51 hr |
| Dec 27, 3:06 AM MST | Winter Weather Advisory | TWC | 32 hr |
| Dec 30, 2:03 PM MST | Winter Storm Warning | TWC | 47 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 | 4 |
| Mesoscale Discussion | 1 |
| Special Weather Statement | 15 |
| Flooding | |
| Flash Flood Watch | 5 |
| Areal Flood Advisory | 10 |
| Winter | |
| Winter Storm Warning | 1 |
| Winter Weather Advisory | 6 |
| Heat | |
| Excessive Heat Warning | 6 |
| Excessive Heat Watch | 3 |
| Cold | |
| Freeze Warning | 3 |
| Hard Freeze Warning | 1 |
| Freeze Watch | 1 |
| Wind and dust | |
| High Wind Warning | 1 |
| High Wind Watch | 1 |
| Wind Advisory | 5 |
| Fire | |
| Red Flag Warning | 19 |
| Fire Weather Watch | 15 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20172019
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.