Alert archive / Michigan / Iron County
Weather alerts in Iron County, Michigan, 2025
84 weather alerts in 2025, 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 2025. Tap one for its archive.
- Alerts
- 84
- Warnings
- 29
- Watches
- 7
- Advisories
- 27
- Busiest month
- June16 alerts
- Busiest day
- June 21, 20258 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, 2025
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 17 | 5 | 71% | 7 | 71% | 18 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2025
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Marquette, MI: severe thunderstorm warnings | 49 | 14 | 71% | 33 | 67% | 23 min |
| NWS Marquette, MI: flash flood warnings | 3 | 3 | 0% | 16 | 63% | 173 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, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 11, 2:06 PM CST | Winter Weather Advisory | MQT | 3 days |
| Jan 17, 1:51 PM CST | Cold Weather Advisory | MQT | 4 days |
| Jan 19, 3:26 AM CST | Extreme Cold Warning | MQT | 57 hr |
| Jan 21, 3:22 AM CST | Cold Weather Advisory | MQT | 21 hr |
| Jan 27, 2:01 PM CST | Winter Weather Advisory | MQT | 52 hr |
| Feb 14, 1:09 AM CST | Winter Weather Advisory | MQT | 4 days |
| Feb 17, 1:47 PM CST | Cold Weather Advisory | MQT | 19 hr |
| Mar 3, 1:44 PM CST | Winter Storm Watch | MQT | 13 hr |
| Mar 3, 1:44 PM CST | Winter Weather Advisory | MQT | 19 hr |
| Mar 4, 2:38 AM CST | Winter Storm Warning | MQT | 44 hr |
| Mar 17, 2:25 PM CDT | Winter Storm Watch | MQT | 24 hr |
| Mar 18, 2:24 PM CDT | Winter Storm Warning | MQT | 38 hr |
| Mar 22, 3:03 AM CDT | Winter Weather Advisory | MQT | 58 hr |
| Mar 22, 1:32 PM CDT | Winter Storm Warning | MQT | 47 hr |
| Mar 27, 2:44 AM CDT | Winter Storm Watch | MQT | 24 hr |
| Mar 27, 2:09 PM CDT | Ice Storm Warning | MQT | 69 hr |
| Mar 27, 2:09 PM CDT | Winter Storm Warning | MQT | 4 days |
| Mar 27, 2:09 PM CDT | Winter Weather Advisory | MQT | 41 hr |
| Mar 28, 4:48 PM CDT | Special Weather Statement | MQT | 27 min |
| Mar 29, 8:32 PM CDT | Mesoscale Discussion | SPC | 5 hr |
| Mar 30, 2:07 PM CDT | Mesoscale Discussion | SPC | 5 hr |
| Apr 1, 2:04 AM CDT | Winter Weather Advisory | MQT | 41 hr |
| Apr 22, 9:44 AM CDT | River Flood Advisory | MQT | 48 hr |
| Apr 28, 5:37 PM CDT | Severe Thunderstorm Warning | MQT | 38 min |
| Apr 28, 6:07 PM CDT | Severe Thunderstorm Warning | MQT | 18 min |
| Apr 28, 10:01 PM CDT | Areal Flood Advisory | MQT | 3 hr |
| May 11, 12:56 PM CDT | Red Flag Warning | MQT | 9 hr |
| May 12, 8:23 AM CDT | Red Flag Warning | MQT | 13 hr |
| May 15, 6:07 PM CDT | Mesoscale Discussion | SPC | 83 min |
| May 21, 2:10 AM CDT | Frost Advisory | MQT | 31 hr |
| May 23, 1:24 PM CDT | Frost Advisory | MQT | 19 hr |
| May 24, 1:57 PM CDT | Frost Advisory | MQT | 18 hr |
| May 31, 1:11 PM CDT | Frost Advisory | MQT | 19 hr |
| Jun 1, 3:25 PM CDT | Red Flag Warning | MQT | 30 hr |
| Jun 19, 5:00 PM CDT | Special Weather Statement | MQT | 45 min |
| Jun 21, 1:34 AM CDT | Mesoscale Discussion | SPC | 116 min |
| Jun 21, 2:23 AM CDT | Severe Thunderstorm Warning | MQT | 29 min |
| Jun 21, 2:52 AM CDT | Severe Thunderstorm Warning | MQT | 38 min |
| Jun 21, 3:25 AM CDT | Severe Thunderstorm Warning | MQT | 50 min |
| Jun 21, 4:53 AM CDT | Severe Thunderstorm Warning | MQT | 67 min |
| Jun 21, 5:56 AM CDT | Severe Thunderstorm Warning | MQT | 64 min |
| Jun 21, 6:28 AM CDT | Special Weather Statement | MQT | 47 min |
| Jun 21, 9:08 AM CDT | Heat Advisory | MQT | 34 hr |
| Jun 23, 2:49 PM CDT | Special Weather Statement | MQT | 41 min |
| Jun 29, 3:18 AM CDT | Special Weather Statement | MQT | 42 min |
| Jun 30, 1:10 PM CDT | Special Weather Statement | MQT | 35 min |
| Jun 30, 1:19 PM CDT | Severe Thunderstorm Warning | MQT | 56 min |
| Jun 30, 1:25 PM CDT | Special Weather Statement | MQT | 50 min |
| Jun 30, 1:51 PM CDT | Severe Thunderstorm Warning | MQT | 54 min |
| Jul 8, 1:03 PM CDT | Special Weather Statement | MQT | 42 min |
| Jul 8, 1:13 PM CDT | Severe Thunderstorm Warning | MQT | 62 min |
| Jul 8, 2:07 PM CDT | Special Weather Statement | MQT | 38 min |
| Jul 8, 2:20 PM CDT | Severe Thunderstorm Warning | MQT | 55 min |
| Jul 8, 2:57 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Jul 15, 2:57 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 15, 5:10 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 15, 7:25 PM CDT | Severe Thunderstorm Warning | MQT | 50 min |
| Jul 15, 9:02 PM CDT | Severe Thunderstorm Warning | MQT | 43 min |
| Jul 15, 9:29 PM CDT | Severe Thunderstorm Warning | MQT | 37 min |
| Aug 8, 8:08 PM CDT | Special Weather Statement | MQT | 52 min |
| Aug 8, 9:52 PM CDT | Special Weather Statement | MQT | 53 min |
| Aug 8, 9:59 PM CDT | Severe Thunderstorm Warning | MQT | 40 min |
| Aug 8, 10:44 PM CDT | Special Weather Statement | MQT | 46 min |
| Aug 8, 11:33 PM CDT | Areal Flood Advisory | MQT | 3 hr |
| Aug 9, 12:02 AM CDT | Severe Thunderstorm Warning | MQT | 43 min |
| Aug 9, 12:47 AM CDT | Areal Flood Advisory | MQT | 3 hr |
| Aug 15, 5:45 PM CDT | Special Weather Statement | MQT | 30 min |
| Aug 16, 11:59 AM CDT | Special Weather Statement | MQT | 46 min |
| Aug 28, 2:29 AM CDT | Frost Advisory | MQT | 30 hr |
| Sep 9, 12:59 PM CDT | Areal Flood Advisory | MQT | 6 hr |
| Sep 14, 12:46 AM CDT | Dense Fog Advisory | MQT | 7 hr |
| Oct 3, 4:02 PM CDT | Severe Thunderstorm Warning | MQT | 58 min |
| Oct 6, 12:26 PM CDT | Freeze Watch | MQT | 14 hr |
| Oct 7, 2:06 AM CDT | Freeze Warning | MQT | 31 hr |
| Nov 24, 12:48 AM CST | Winter Storm Watch | MQT | 36 hr |
| Nov 25, 1:33 AM CST | Winter Storm Warning | MQT | 64 hr |
| Nov 26, 4:42 AM CST | Mesoscale Discussion | SPC | 6 hr |
| Nov 28, 1:37 PM CST | Winter Weather Advisory | MQT | 46 hr |
| Dec 9, 1:33 AM CST | Winter Weather Advisory | MQT | 18 hr |
| Dec 12, 1:20 AM CST | Cold Weather Advisory | MQT | 32 hr |
| Dec 17, 2:00 PM CST | Winter Weather Advisory | MQT | 46 hr |
| Dec 25, 1:33 AM CST | Winter Weather Advisory | MQT | 35 hr |
| Dec 26, 1:41 PM CST | Winter Storm Watch | MQT | 24 hr |
| Dec 27, 2:01 PM CST | Winter Storm Warning | MQT | 46 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 | 17 |
| Severe Thunderstorm Watch | 1 |
| Mesoscale Discussion | 7 |
| Special Weather Statement | 14 |
| Flooding | |
| Areal Flood Advisory | 4 |
| River Flood Advisory | 1 |
| Winter | |
| Ice Storm Warning | 1 |
| Winter Storm Warning | 6 |
| Winter Storm Watch | 5 |
| Winter Weather Advisory | 11 |
| Heat | |
| Heat Advisory | 1 |
| Cold | |
| Extreme Cold Warning | 1 |
| Freeze Warning | 1 |
| Freeze Watch | 1 |
| Cold Weather Advisory | 4 |
| Frost Advisory | 5 |
| Fire | |
| Red Flag Warning | 3 |
| 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 archive20242026
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.