Alert archive / Michigan / Iron County
Weather alerts in Iron County, Michigan, 2013
75 weather alerts in 2013, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Iron County and its neighbors
Each county as a circle sized by its count in 2013. Tap one for its archive.
- Alerts
- 75
- Warnings
- 12
- Watches
- 6
- Advisories
- 39
- Busiest month
- January11 alerts
- Busiest day
- August 21, 20135 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Iron County, 2013
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 6 | 1 | 83% | 3 | 33% | 11 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2013
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Marquette, MI: tornado warnings | 4 | 0 | 100% | 0 | ||
| NWS Marquette, MI: severe thunderstorm warnings | 55 | 21 | 62% | 45 | 71% | 18 min |
| NWS Marquette, MI: flash flood warnings | 1 | 0 | 100% | 0 |
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 10, 6:23 PM CST | Mesoscale Discussion | SPC | 6 hr |
| Jan 10, 7:21 PM CST | Freezing Rain Advisory | MQT | 11 hr |
| Jan 18, 8:52 AM CST | Winter Weather Advisory | MQT | 13 hr |
| Jan 20, 4:00 AM CST | Wind Chill Advisory | MQT | 56 hr |
| Jan 22, 1:37 PM CST | Wind Chill Advisory | MQT | 20 hr |
| Jan 24, 3:17 AM CST | Winter Weather Advisory | MQT | 37 hr |
| Jan 27, 3:45 AM CST | Winter Weather Advisory | MQT | 30 hr |
| Jan 28, 2:53 PM CST | Freezing Rain Advisory | MQT | 20 hr |
| Jan 29, 3:25 PM CST | Winter Weather Advisory | MQT | 30 hr |
| Jan 30, 9:11 AM CST | Mesoscale Discussion | SPC | 6 hr |
| Jan 31, 1:49 PM CST | Wind Chill Advisory | MQT | 22 hr |
| Feb 6, 3:32 AM CST | Winter Weather Advisory | MQT | 22 hr |
| Feb 7, 3:12 AM CST | Winter Weather Advisory | MQT | 6 hr |
| Feb 9, 3:59 PM CST | Winter Weather Advisory | MQT | 47 hr |
| Feb 21, 2:10 PM CST | Winter Weather Advisory | MQT | 40 hr |
| Mar 9, 2:58 PM CST | Winter Storm Watch | MQT | 12 hr |
| Mar 10, 3:53 AM CDT | Winter Storm Warning | MQT | 40 hr |
| Mar 17, 3:35 PM CDT | Winter Weather Advisory | MQT | 36 hr |
| Apr 5, 3:27 PM CDT | Winter Weather Advisory | MQT | 34 hr |
| Apr 7, 2:24 PM CDT | Winter Weather Advisory | MQT | 20 hr |
| Apr 10, 3:15 PM CDT | Winter Weather Advisory | MQT | 67 hr |
| Apr 14, 8:32 PM CDT | Freezing Rain Advisory | MQT | 4 hr |
| Apr 17, 4:03 AM CDT | Winter Weather Advisory | MQT | 29 hr |
| Apr 22, 3:55 AM CDT | Winter Weather Advisory | MQT | 32 hr |
| Apr 28, 11:40 AM CDT | River Flood Warning | MQT | 5 days |
| Apr 30, 10:50 AM CDT | River Flood Warning | GRB | 4 days |
| Apr 30, 7:46 PM CDT | River Flood Warning | GRB | 4 days |
| May 1, 2:55 PM CDT | Winter Weather Advisory | MQT | 64 hr |
| May 3, 10:27 AM CDT | River Flood Advisory | MQT | 3 days |
| May 9, 5:21 PM CDT | River Flood Advisory | MQT | 41 hr |
| May 14, 3:04 PM CDT | Fire Weather Watch | MQT | 12 hr |
| May 15, 1:36 AM CDT | Red Flag Warning | MQT | 18 hr |
| May 31, 2:35 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| May 31, 6:35 PM CDT | Severe Thunderstorm Warning | MQT | 25 min |
| May 31, 6:59 PM CDT | Severe Thunderstorm Warning | MQT | 46 min |
| May 31, 8:45 PM CDT | Mesoscale Discussion | SPC | 90 min |
| Jun 2, 3:42 AM CDT | Frost Advisory | MQT | 27 hr |
| Jun 3, 9:06 AM CDT | Frost Advisory | MQT | 22 hr |
| Jul 7, 6:05 PM CDT | Severe Thunderstorm Warning | MQT | 40 min |
| Jul 17, 2:38 PM CDT | Mesoscale Discussion | SPC | 67 min |
| Jul 18, 2:16 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Jul 22, 1:08 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Jul 22, 3:33 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 22, 5:45 PM CDT | Mesoscale Discussion | SPC | 60 min |
| Jul 22, 7:42 PM CDT | Mesoscale Discussion | SPC | 63 min |
| Jul 25, 4:51 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 25, 5:54 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 25, 6:35 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jul 25, 9:08 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 21, 2:05 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Aug 21, 2:26 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 21, 3:20 PM CDT | Severe Thunderstorm Warning | MQT | 55 min |
| Aug 21, 4:20 PM CDT | Severe Thunderstorm Warning | MQT | 55 min |
| Aug 21, 4:50 PM CDT | Severe Thunderstorm Warning | MQT | 55 min |
| Aug 25, 7:16 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Aug 25, 11:22 PM CDT | Mesoscale Discussion | SPC | 53 min |
| Aug 25, 11:42 PM CDT | Mesoscale Discussion | SPC | 63 min |
| Aug 28, 3:44 AM CDT | Dense Fog Advisory | MQT | 4 hr |
| Aug 29, 3:19 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 9, 9:33 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Sep 13, 2:40 PM CDT | Frost Advisory | MQT | 16 hr |
| Sep 15, 2:46 AM CDT | Frost Advisory | MQT | 29 hr |
| Sep 16, 1:23 PM CDT | Frost Advisory | MQT | 19 hr |
| Sep 19, 12:28 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Sep 21, 2:56 AM CDT | Freeze Warning | MQT | 28 hr |
| Sep 22, 6:27 AM CDT | Frost Advisory | MQT | 25 hr |
| Sep 25, 3:23 AM CDT | Dense Fog Advisory | MQT | 6 hr |
| Oct 31, 12:25 AM CDT | Dense Fog Advisory | MQT | 12 hr |
| Nov 5, 3:46 AM CST | Winter Weather Advisory | MQT | 27 hr |
| Dec 3, 3:51 PM CST | Winter Weather Advisory | MQT | 36 hr |
| Dec 7, 4:32 AM CST | Wind Chill Advisory | MQT | 23 hr |
| Dec 10, 3:21 PM CST | Wind Chill Advisory | MQT | 20 hr |
| Dec 11, 3:52 AM CST | Wind Chill Advisory | MQT | 28 hr |
| Dec 29, 4:08 AM CST | Wind Chill Advisory | MQT | 29 hr |
| Dec 30, 2:43 PM CST | Wind Chill Advisory | MQT | 19 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 | 6 |
| Severe Thunderstorm Watch | 4 |
| Mesoscale Discussion | 18 |
| Flooding | |
| River Flood Warning | 3 |
| River Flood Advisory | 2 |
| Winter | |
| Winter Storm Warning | 1 |
| Winter Storm Watch | 1 |
| Freezing Rain Advisory | 3 |
| Winter Weather Advisory | 17 |
| Cold | |
| Freeze Warning | 1 |
| Frost Advisory | 6 |
| Wind Chill Advisory | 8 |
| Fire | |
| Red Flag Warning | 1 |
| Fire Weather Watch | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 3 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20122014
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.