Alert archive / Arizona / Maricopa County
Weather alerts in Maricopa County, Arizona, 2014
277 weather alerts in 2014, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Maricopa County and its neighbors
Each county as a circle sized by its count in 2014. Tap one for its archive.
- Alerts
- 277
- Warnings
- 103
- Watches
- 5
- Advisories
- 102
- Busiest month
- August101 alerts
- Busiest day
- September 27, 201421 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 1 tornado reports fell inside a warning.
Maricopa County, 2014
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 1 | 0% | |||
| Severe thunderstorm warnings | 49 | 17 | 65% | 74 | 65% | 18 min |
| Flash flood warnings | 38 | 10 | 74% | 26 | 73% | 36 min |
Each office's whole area, 2014
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Phoenix, AZ: tornado warnings | 0 | 1 | 0% | |||
| NWS Phoenix, AZ: severe thunderstorm warnings | 82 | 24 | 71% | 98 | 61% | 17 min |
| NWS Phoenix, AZ: flash flood warnings | 66 | 15 | 77% | 36 | 69% | 39 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 |
|---|---|---|---|
| Mar 1, 11:48 AM MST | Areal Flood Advisory | PSR | 117 min |
| Mar 1, 12:22 PM MST | Areal Flood Advisory | PSR | 113 min |
| Mar 1, 12:49 PM MST | Severe Thunderstorm Warning | PSR | 41 min |
| Mar 1, 1:33 PM MST | Mesoscale Discussion | SPC | 87 min |
| Mar 1, 2:21 PM MST | Special Weather Statement | PSR | 39 min |
| Mar 1, 2:32 PM MST | Severe Thunderstorm Warning | PSR | 28 min |
| Mar 1, 3:43 PM MST | Areal Flood Advisory | PSR | 2 hr |
| Mar 1, 3:56 PM MST | Areal Flood Advisory | PSR | 109 min |
| Mar 1, 4:28 PM MST | Severe Thunderstorm Warning | PSR | 32 min |
| Mar 1, 4:59 PM MST | Flash Flood Warning | PSR | 2 hr |
| Mar 1, 5:48 PM MST | Areal Flood Advisory | PSR | 117 min |
| Mar 1, 8:43 PM MST | Areal Flood Advisory | PSR | 4 hr |
| Mar 2, 12:35 AM MST | Areal Flood Advisory | PSR | 6 hr |
| Apr 21, 2:06 AM MST | Fire Weather Watch | PSR | 12 hr |
| Apr 21, 2:11 PM MST | Red Flag Warning | PSR | 30 hr |
| Apr 29, 3:42 PM MST | Red Flag Warning | PSR | 28 hr |
| May 4, 2:24 PM MST | Fire Weather Watch | PSR | 23 hr |
| May 5, 1:23 PM MST | Red Flag Warning | PSR | 30 hr |
| May 10, 3:24 AM MST | Fire Weather Watch | PSR | 9 hr |
| May 10, 12:23 PM MST | Red Flag Warning | PSR | 29 hr |
| May 18, 12:50 PM MST | Fire Weather Watch | PSR | 26 hr |
| May 19, 2:37 PM MST | Red Flag Warning | PSR | 29 hr |
| Jun 16, 3:00 PM MST | Red Flag Warning | PSR | 28 hr |
| Jul 3, 7:50 PM MST | Special Weather Statement | PSR | 40 min |
| Jul 3, 8:32 PM MST | Special Weather Statement | PSR | 28 min |
| Jul 3, 9:02 PM MST | Special Weather Statement | PSR | 43 min |
| Jul 3, 9:12 PM MST | Areal Flood Advisory | PSR | 2 hr |
| Jul 3, 10:01 PM MST | Areal Flood Advisory | PSR | 3 hr |
| Jul 3, 10:37 PM MST | Areal Flood Advisory | PSR | 113 min |
| Jul 5, 7:04 PM MST | Flash Flood Warning | PSR | 3 hr |
| Jul 6, 3:04 PM MST | Severe Thunderstorm Warning | PSR | 41 min |
| Jul 6, 3:22 PM MST | Areal Flood Advisory | PSR | 113 min |
| Jul 6, 3:32 PM MST | Flash Flood Warning | PSR | 118 min |
| Jul 6, 3:41 PM MST | Areal Flood Advisory | PSR | 2 hr |
| Jul 7, 4:21 PM MST | Areal Flood Advisory | PSR | 114 min |
| Jul 8, 5:58 PM MST | Mesoscale Discussion | SPC | 62 min |
| Jul 8, 6:49 PM MST | Special Weather Statement | PSR | 56 min |
| Jul 8, 7:02 PM MST | Special Weather Statement | PSR | 43 min |
| Jul 8, 7:03 PM MST | Severe Thunderstorm Warning | PSR | 27 min |
| Jul 8, 7:30 PM MST | Severe Thunderstorm Warning | PSR | 28 min |
| Jul 8, 8:26 PM MST | Severe Thunderstorm Warning | PSR | 34 min |
| Jul 8, 9:05 PM MST | Areal Flood Advisory | PSR | 115 min |
| Jul 8, 10:30 PM MST | Areal Flood Advisory | PSR | 2 hr |
| Jul 9, 12:10 AM MST | Areal Flood Advisory | PSR | 110 min |
| Jul 13, 1:37 PM MST | Mesoscale Discussion | SPC | 113 min |
| Jul 13, 3:36 PM MST | Severe Thunderstorm Warning | PSR | 39 min |
| Jul 13, 4:19 PM MST | Severe Thunderstorm Warning | PSR | 41 min |
| Jul 13, 4:28 PM MST | Severe Thunderstorm Warning | PSR | 47 min |
| Jul 13, 4:53 PM MST | Flash Flood Warning | PSR | 112 min |
| Jul 13, 5:07 PM MST | Severe Thunderstorm Warning | PSR | 35 min |
| Jul 13, 5:28 PM MST | Flash Flood Warning | PSR | 2 hr |
| Jul 13, 6:31 PM MST | Special Weather Statement | PSR | 44 min |
| Jul 13, 6:47 PM MST | Areal Flood Advisory | PSR | 118 min |
| Jul 13, 9:03 PM MST | Severe Thunderstorm Warning | PSR | 42 min |
| Jul 13, 11:08 PM MST | Areal Flood Advisory | PSR | 112 min |
| Jul 13, 11:57 PM MST | Areal Flood Advisory | PSR | 108 min |
| Jul 14, 4:06 PM MST | Mesoscale Discussion | SPC | 54 min |
| Jul 14, 5:06 PM MST | Severe Thunderstorm Warning | PSR | 27 min |
| Jul 14, 5:11 PM MST | Special Weather Statement | PSR | 49 min |
| Jul 14, 5:40 PM MST | Severe Thunderstorm Warning | PSR | 41 min |
| Jul 14, 5:49 PM MST | Severe Thunderstorm Warning | PSR | 21 min |
| Jul 14, 6:33 PM MST | Severe Thunderstorm Warning | PSR | 39 min |
| Jul 14, 6:43 PM MST | Areal Flood Advisory | PSR | 2 hr |
| Jul 14, 6:51 PM MST | Areal Flood Advisory | PSR | 114 min |
| Jul 14, 7:18 PM MST | Areal Flood Advisory | PSR | 117 min |
| Jul 15, 9:16 AM MST | Areal Flood Advisory | PSR | 3 hr |
| Jul 15, 1:13 PM MST | Areal Flood Advisory | PSR | 3 hr |
| Jul 15, 1:25 PM MST | Severe Thunderstorm Warning | PSR | 50 min |
| Jul 15, 1:44 PM MST | Mesoscale Discussion | SPC | 3 hr |
| Jul 15, 2:42 PM MST | Areal Flood Advisory | PSR | 2 hr |
| Jul 15, 3:06 PM MST | Flash Flood Warning | PSR | 114 min |
| Jul 15, 3:47 PM MST | Areal Flood Advisory | PSR | 118 min |
| Jul 25, 1:25 PM MST | Mesoscale Discussion | SPC | 65 min |
| Jul 25, 3:53 PM MST | Severe Thunderstorm Warning | PSR | 37 min |
| Jul 25, 4:14 PM MST | Areal Flood Advisory | PSR | 2 hr |
| Jul 25, 8:15 PM MST | Areal Flood Advisory | PSR | 2 hr |
| Jul 26, 10:27 PM MST | Special Weather Statement | PSR | 48 min |
| Jul 26, 11:03 PM MST | Severe Thunderstorm Warning | PSR | 27 min |
| Jul 26, 11:12 PM MST | Severe Thunderstorm Warning | PSR | 18 min |
| Jul 26, 11:19 PM MST | Areal Flood Advisory | PSR | 116 min |
| Jul 26, 11:23 PM MST | Special Weather Statement | PSR | 37 min |
| Jul 26, 11:30 PM MST | Special Weather Statement | PSR | 30 min |
| Jul 26, 11:47 PM MST | Mesoscale Discussion | SPC | 88 min |
| Jul 26, 11:55 PM MST | Special Weather Statement | PSR | 35 min |
| Jul 27, 12:28 AM MST | Special Weather Statement | PSR | 32 min |
| Jul 27, 3:12 AM MST | Severe Thunderstorm Warning | PSR | 63 min |
| Jul 31, 8:13 PM MST | Special Weather Statement | PSR | 62 min |
| Jul 31, 8:36 PM MST | Flash Flood Warning | PSR | 114 min |
| Jul 31, 8:44 PM MST | Severe Thunderstorm Warning | PSR | 61 min |
| Jul 31, 8:56 PM MST | Flash Flood Warning | PSR | 79 min |
| Jul 31, 9:53 PM MST | Special Weather Statement | PSR | 67 min |
| Jul 31, 10:13 PM MST | Flash Flood Warning | PSR | 3 hr |
| Jul 31, 10:37 PM MST | Special Weather Statement | PSR | 53 min |
| Jul 31, 10:58 PM MST | Flash Flood Warning | PSR | 3 hr |
| Jul 31, 11:33 PM MST | Special Weather Statement | PSR | 42 min |
| Aug 1, 12:00 AM MST | Areal Flood Advisory | PSR | 2 hr |
| Aug 1, 7:36 AM MST | Areal Flood Advisory | PSR | 114 min |
| Aug 1, 4:35 PM MST | Severe Thunderstorm Warning | PSR | 55 min |
| Aug 1, 4:45 PM MST | Severe Thunderstorm Warning | PSR | 34 min |
| Aug 1, 8:23 PM MST | Areal Flood Advisory | PSR | 112 min |
| Aug 1, 8:26 PM MST | Special Weather Statement | PSR | 34 min |
| Aug 1, 8:38 PM MST | Areal Flood Advisory | PSR | 4 hr |
| Aug 1, 9:02 PM MST | Special Weather Statement | PSR | 58 min |
| Aug 1, 9:13 PM MST | Areal Flood Advisory | PSR | 4 hr |
| Aug 2, 3:09 PM MST | Areal Flood Advisory | PSR | 111 min |
| Aug 2, 3:50 PM MST | Areal Flood Advisory | PSR | 3 hr |
| Aug 2, 4:39 PM MST | Flash Flood Warning | PSR | 3 hr |
| Aug 2, 4:41 PM MST | Flash Flood Warning | PSR | 2 hr |
| Aug 2, 5:14 PM MST | Flash Flood Warning | PSR | 2 hr |
| Aug 2, 5:36 PM MST | Areal Flood Advisory | PSR | 114 min |
| Aug 2, 6:42 PM MST | Areal Flood Advisory | PSR | 2 hr |
| Aug 3, 4:01 PM MST | Special Weather Statement | PSR | 44 min |
| Aug 3, 4:30 PM MST | Flash Flood Warning | PSR | 2 hr |
| Aug 3, 4:38 PM MST | Special Weather Statement | PSR | 37 min |
| Aug 3, 5:20 PM MST | Severe Thunderstorm Warning | PSR | 25 min |
| Aug 3, 5:34 PM MST | Flash Flood Warning | PSR | 86 min |
| Aug 3, 5:59 PM MST | Special Weather Statement | PSR | 61 min |
| Aug 3, 6:11 PM MST | Severe Thunderstorm Warning | PSR | 34 min |
| Aug 11, 3:36 PM MST | Areal Flood Advisory | PSR | 114 min |
| Aug 11, 3:51 PM MST | Severe Thunderstorm Warning | PSR | 54 min |
| Aug 11, 4:13 PM MST | Severe Thunderstorm Warning | PSR | 62 min |
| Aug 11, 5:06 PM MST | Severe Thunderstorm Warning | PSR | 13 min |
| Aug 11, 8:45 PM MST | Areal Flood Advisory | PSR | 2 hr |
| Aug 12, 1:05 PM MST | Areal Flood Advisory | PSR | 115 min |
| Aug 12, 3:48 PM MST | Areal Flood Advisory | PSR | 117 min |
| Aug 12, 4:06 PM MST | Severe Thunderstorm Warning | PSR | 54 min |
| Aug 12, 4:26 PM MST | Flash Flood Warning | PSR | 2 hr |
| Aug 12, 4:57 PM MST | Special Weather Statement | PSR | 48 min |
| Aug 12, 5:14 PM MST | Flash Flood Warning | PSR | 2 hr |
| Aug 12, 5:21 PM MST | Severe Thunderstorm Warning | PSR | 54 min |
| Aug 12, 5:36 PM MST | Areal Flood Advisory | PSR | 114 min |
| Aug 12, 5:45 PM MST | Flash Flood Warning | PSR | 2 hr |
| Aug 12, 6:14 PM MST | Flash Flood Warning | PSR | 2 hr |
| Aug 12, 6:17 PM MST | Severe Thunderstorm Warning | PSR | 35 min |
| Aug 12, 7:41 PM MST | Areal Flood Warning | PSR | 3 hr |
| Aug 12, 8:08 PM MST | Areal Flood Advisory | PSR | 112 min |
| Aug 12, 10:03 PM MST | Areal Flood Advisory | PSR | 117 min |
| Aug 12, 10:36 PM MST | Areal Flood Warning | PSR | 3 hr |
| Aug 13, 1:34 AM MST | Areal Flood Warning | PSR | 3 hr |
| Aug 13, 3:31 AM MST | Areal Flood Advisory | PSR | 119 min |
| Aug 13, 5:38 AM MST | Areal Flood Advisory | PSR | 112 min |
| Aug 14, 3:24 PM MST | Areal Flood Advisory | PSR | 3 hr |
| Aug 14, 4:43 PM MST | Special Weather Statement | PSR | 47 min |
| Aug 14, 5:37 PM MST | Special Weather Statement | PSR | 38 min |
| Aug 17, 4:36 PM MST | Severe Thunderstorm Warning | PSR | 39 min |
| Aug 17, 5:11 PM MST | Severe Thunderstorm Warning | PSR | 34 min |
| Aug 17, 6:49 PM MST | Severe Thunderstorm Warning | PSR | 26 min |
| Aug 17, 6:59 PM MST | Areal Flood Advisory | PSR | 2 hr |
| Aug 17, 7:02 PM MST | Special Weather Statement | PSR | 43 min |
| Aug 17, 7:16 PM MST | Special Weather Statement | PSR | 29 min |
| Aug 17, 7:30 PM MST | Areal Flood Advisory | PSR | 2 hr |
| Aug 17, 7:46 PM MST | Special Weather Statement | PSR | 29 min |
| Aug 17, 7:48 PM MST | Special Weather Statement | PSR | 27 min |
| Aug 17, 8:11 PM MST | Special Weather Statement | PSR | 34 min |
| Aug 17, 8:13 PM MST | Special Weather Statement | PSR | 32 min |
| Aug 19, 6:27 AM MST | Areal Flood Advisory | PSR | 108 min |
| Aug 19, 7:08 AM MST | Flash Flood Warning | PSR | 112 min |
| Aug 19, 9:03 AM MST | Flash Flood Warning | PSR | 117 min |
| Aug 19, 10:06 AM MST | River Flood Warning | PSR | 10 hr |
| Aug 19, 10:10 AM MST | Areal Flood Advisory | PSR | 3 hr |
| Aug 19, 11:05 AM MST | Flash Flood Warning | PSR | 115 min |
| Aug 19, 11:39 AM MST | Special Weather Statement | PSR | 51 min |
| Aug 19, 12:11 PM MST | Flash Flood Warning | PSR | 2 hr |
| Aug 19, 1:07 PM MST | Flash Flood Warning | PSR | 113 min |
| Aug 19, 1:13 PM MST | Areal Flood Advisory | PSR | 2 hr |
| Aug 19, 2:55 PM MST | Areal Flood Advisory | PSR | 3 hr |
| Aug 19, 3:02 PM MST | Flash Flood Warning | PSR | 118 min |
| Aug 19, 4:17 PM MST | Flash Flood Warning | PSR | 3 hr |
| Aug 19, 4:53 PM MST | Flash Flood Warning | PSR | 112 min |
| Aug 19, 6:07 PM MST | Areal Flood Advisory | PSR | 113 min |
| Aug 19, 6:39 PM MST | Special Weather Statement | PSR | 36 min |
| Aug 19, 6:45 PM MST | Areal Flood Warning | PSR | 4 hr |
| Aug 19, 6:51 PM MST | Severe Thunderstorm Warning | PSR | 24 min |
| Aug 19, 7:12 PM MST | Special Weather Statement | PSR | 33 min |
| Aug 19, 7:22 PM MST | Areal Flood Advisory | PSR | 3 hr |
| Aug 19, 8:00 PM MST | Areal Flood Advisory | PSR | 2 hr |
| Aug 19, 8:07 PM MST | Special Weather Statement | PSR | 8 min |
| Aug 19, 8:16 PM MST | Special Weather Statement | PSR | 14 min |
| Aug 21, 6:28 PM MST | Special Weather Statement | PSR | 47 min |
| Aug 21, 7:27 PM MST | Special Weather Statement | PSR | 48 min |
| Aug 25, 6:31 PM MST | Special Weather Statement | PSR | 59 min |
| Aug 25, 6:47 PM MST | Areal Flood Advisory | PSR | 118 min |
| Aug 25, 8:50 PM MST | Special Weather Statement | PSR | 40 min |
| Aug 25, 9:32 PM MST | Special Weather Statement | PSR | 58 min |
| Aug 25, 9:44 PM MST | Areal Flood Advisory | PSR | 2 hr |
| Aug 25, 10:09 PM MST | Areal Flood Advisory | PSR | 111 min |
| Aug 25, 11:00 PM MST | Flash Flood Warning | PSR | 3 hr |
| Sep 4, 3:42 PM MST | Areal Flood Advisory | PSR | 108 min |
| Sep 4, 4:43 PM MST | Severe Thunderstorm Warning | PSR | 33 min |
| Sep 4, 5:37 PM MST | Special Weather Statement | PSR | 38 min |
| Sep 4, 6:05 PM MST | Areal Flood Advisory | PSR | 115 min |
| Sep 4, 6:06 PM MST | Special Weather Statement | PSR | 39 min |
| Sep 4, 6:34 PM MST | Special Weather Statement | PSR | 41 min |
| Sep 4, 7:05 PM MST | Special Weather Statement | PSR | 40 min |
| Sep 4, 7:37 PM MST | Special Weather Statement | PSR | 38 min |
| Sep 4, 8:54 PM MST | Areal Flood Advisory | PSR | 111 min |
| Sep 4, 9:14 PM MST | Special Weather Statement | PSR | 46 min |
| Sep 6, 5:19 PM MST | Severe Thunderstorm Warning | PSR | 41 min |
| Sep 6, 6:04 PM MST | Severe Thunderstorm Warning | PSR | 41 min |
| Sep 6, 6:16 PM MST | Special Weather Statement | PSR | 44 min |
| Sep 6, 6:37 PM MST | Special Weather Statement | PSR | 38 min |
| Sep 6, 7:00 PM MST | Flash Flood Warning | PSR | 2 hr |
| Sep 6, 7:34 PM MST | Special Weather Statement | PSR | 41 min |
| Sep 6, 7:57 PM MST | Special Weather Statement | PSR | 48 min |
| Sep 6, 8:29 PM MST | Areal Flood Advisory | PSR | 2 hr |
| Sep 6, 8:41 PM MST | Severe Thunderstorm Warning | PSR | 36 min |
| Sep 8, 12:31 AM MST | Areal Flood Advisory | PSR | 3 hr |
| Sep 8, 1:17 AM MST | Flash Flood Warning | PSR | 3 hr |
| Sep 8, 1:36 AM MST | Areal Flood Advisory | PSR | 3 hr |
| Sep 8, 2:56 AM MST | Flash Flood Warning | PSR | 109 min |
| Sep 8, 3:03 AM MST | Special Weather Statement | PSR | 42 min |
| Sep 8, 4:17 AM MST | Areal Flood Advisory | PSR | 118 min |
| Sep 8, 4:27 AM MST | Flash Flood Warning | PSR | 2 hr |
| Sep 8, 5:02 AM MST | Flash Flood Warning | PSR | 118 min |
| Sep 8, 6:27 AM MST | Flash Flood Warning | PSR | 4 hr |
| Sep 8, 7:49 AM MST | Areal Flood Advisory | PSR | 3 hr |
| Sep 8, 7:59 AM MST | Flash Flood Warning | PSR | 2 hr |
| Sep 8, 9:53 AM MST | Areal Flood Warning | PSR | 12 hr |
| Sep 8, 10:36 PM MST | Areal Flood Advisory | PSR | 114 min |
| Sep 8, 11:40 PM MST | Areal Flood Advisory | PSR | 3 hr |
| Sep 9, 2:52 AM MST | Areal Flood Advisory | PSR | 3 hr |
| Sep 9, 11:26 AM MST | Areal Flood Advisory | PSR | 109 min |
| Sep 9, 1:44 PM MST | Areal Flood Advisory | PSR | 2 hr |
| Sep 9, 2:01 PM MST | Areal Flood Advisory | PSR | 119 min |
| Sep 9, 3:16 PM MST | Areal Flood Advisory | PSR | 119 min |
| Sep 9, 4:07 PM MST | Areal Flood Advisory | PSR | 113 min |
| Sep 16, 2:50 AM MST | Special Weather Statement | PSR | 55 min |
| Sep 16, 3:19 AM MST | Areal Flood Advisory | PSR | 4 hr |
| Sep 16, 3:29 AM MST | Severe Thunderstorm Warning | PSR | 46 min |
| Sep 16, 4:11 AM MST | Special Weather Statement | PSR | 64 min |
| Sep 17, 12:03 PM MST | Areal Flood Advisory | PSR | 117 min |
| Sep 17, 12:36 PM MST | Flash Flood Warning | PSR | 114 min |
| Sep 17, 12:40 PM MST | Areal Flood Advisory | PSR | 110 min |
| Sep 17, 1:04 PM MST | Areal Flood Advisory | PSR | 116 min |
| Sep 17, 1:20 PM MST | Areal Flood Advisory | PSR | 115 min |
| Sep 17, 1:36 PM MST | Areal Flood Advisory | PSR | 114 min |
| Sep 17, 2:18 PM MST | Areal Flood Advisory | PSR | 117 min |
| Sep 17, 2:38 PM MST | Areal Flood Advisory | PSR | 112 min |
| Sep 17, 4:07 PM MST | Areal Flood Advisory | PSR | 113 min |
| Sep 20, 2:12 PM MST | Special Weather Statement | PSR | 48 min |
| Sep 20, 2:17 PM MST | Severe Thunderstorm Warning | PSR | 58 min |
| Sep 20, 3:22 PM MST | Areal Flood Advisory | PSR | 113 min |
| Sep 26, 2:25 PM MST | Areal Flood Advisory | PSR | 4 hr |
| Sep 26, 2:30 PM MST | Severe Thunderstorm Warning | PSR | 60 min |
| Sep 26, 2:58 PM MST | Severe Thunderstorm Warning | PSR | 62 min |
| Sep 26, 3:20 PM MST | Areal Flood Advisory | PSR | 4 hr |
| Sep 27, 5:28 AM MST | Areal Flood Advisory | PSR | 2 hr |
| Sep 27, 9:50 AM MST | Severe Thunderstorm Warning | PSR | 40 min |
| Sep 27, 9:53 AM MST | Mesoscale Discussion | SPC | 67 min |
| Sep 27, 10:21 AM MST | Severe Thunderstorm Watch | SPC | 8 hr |
| Sep 27, 11:51 AM MST | Special Weather Statement | PSR | 39 min |
| Sep 27, 12:11 PM MST | Severe Thunderstorm Warning | PSR | 34 min |
| Sep 27, 12:16 PM MST | Areal Flood Advisory | PSR | 3 hr |
| Sep 27, 12:25 PM MST | Areal Flood Advisory | PSR | 3 hr |
| Sep 27, 12:32 PM MST | Special Weather Statement | PSR | 43 min |
| Sep 27, 12:42 PM MST | Severe Thunderstorm Warning | PSR | 33 min |
| Sep 27, 1:00 PM MST | Areal Flood Advisory | PSR | 3 hr |
| Sep 27, 1:14 PM MST | Special Weather Statement | PSR | 46 min |
| Sep 27, 1:39 PM MST | Areal Flood Advisory | PSR | 3 hr |
| Sep 27, 1:40 PM MST | Mesoscale Discussion | SPC | 2 hr |
| Sep 27, 1:44 PM MST | Severe Thunderstorm Warning | PSR | 46 min |
| Sep 27, 2:08 PM MST | Severe Thunderstorm Warning | PSR | 52 min |
| Sep 27, 2:25 PM MST | Areal Flood Advisory | PSR | 2 hr |
| Sep 27, 2:31 PM MST | Areal Flood Advisory | PSR | 119 min |
| Sep 27, 3:29 PM MST | Flash Flood Warning | PSR | 3 hr |
| Sep 27, 4:27 PM MST | Areal Flood Advisory | PSR | 3 hr |
| Sep 27, 4:31 PM MST | Areal Flood Warning | PSR | 4 hr |
| Sep 27, 5:42 PM MST | Flash Flood Warning | PSR | 2 hr |
| Sep 27, 6:19 PM MST | Areal Flood Advisory | PSR | 116 min |
| Sep 27, 6:26 PM MST | Areal Flood Warning | PSR | 3 hr |
| Sep 27, 6:56 PM MST | Areal Flood Advisory | PSR | 3 hr |
| Sep 27, 7:26 PM MST | Areal Flood Advisory | PSR | 3 hr |
| Sep 27, 7:38 PM MST | Areal Flood Warning | PSR | 3 hr |
| Oct 8, 11:50 AM MST | Areal Flood Advisory | PSR | 4 hr |
| Oct 9, 5:54 AM MST | Areal Flood Advisory | PSR | 3 hr |
| Oct 9, 6:15 AM MST | Areal Flood Advisory | PSR | 3 hr |
| Oct 9, 8:51 AM MST | Areal Flood Warning | PSR | 3 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 | 49 |
| Severe Thunderstorm Watch | 1 |
| Mesoscale Discussion | 9 |
| Special Weather Statement | 58 |
| Flooding | |
| Areal Flood Warning | 9 |
| Flash Flood Warning | 38 |
| River Flood Warning | 1 |
| Areal Flood Advisory | 102 |
| Fire | |
| Red Flag Warning | 6 |
| Fire Weather Watch | 4 |
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.