Alert archive / Michigan / Houghton County
Weather alerts in Houghton County, Michigan, 2012
81 weather alerts in 2012, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Houghton County and its neighbors
Each county as a circle sized by its count in 2012. Tap one for its archive.
- Alerts
- 81
- Warnings
- 25
- Watches
- 12
- Advisories
- 37
- Busiest month
- January14 alerts
- Busiest day
- July 3, 20125 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 warnings covering Houghton County in 2012 had a tornado report inside them.
Houghton County, 2012
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 1 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 12 | 1 | 92% | 4 | 25% | 27 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2012
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Marquette, MI: tornado warnings | 2 | 1 | 50% | 1 | 100% | 6 min |
| NWS Marquette, MI: severe thunderstorm warnings | 64 | 23 | 64% | 71 | 61% | 22 min |
| NWS Marquette, MI: flash flood warnings | 1 | 0 | 100% | 1 | 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, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 10, 4:14 AM EST | Winter Storm Watch | MQT | 49 hr |
| Jan 11, 4:44 AM EST | Winter Storm Warning | MQT | 59 hr |
| Jan 11, 4:03 PM EST | Winter Weather Advisory | MQT | 51 hr |
| Jan 18, 5:01 AM EST | Winter Storm Watch | MQT | 11 hr |
| Jan 18, 11:30 AM EST | Lake Effect Snow Advisory | MQT | 29 hr |
| Jan 18, 4:22 PM EST | Lake Effect Snow Warning | MQT | 33 hr |
| Jan 19, 4:36 AM EST | Wind Chill Advisory | MQT | 29 hr |
| Jan 19, 4:05 PM EST | Lake Effect Snow Advisory | MQT | 36 hr |
| Jan 21, 4:59 PM EST | Winter Storm Watch | MQT | 23 hr |
| Jan 22, 4:26 PM EST | Winter Storm Warning | MQT | 23 hr |
| Jan 22, 4:26 PM EST | Winter Weather Advisory | MQT | 23 hr |
| Jan 23, 3:03 PM EST | Winter Weather Advisory | MQT | 16 hr |
| Jan 27, 4:14 AM EST | Lake Effect Snow Watch | MQT | 24 hr |
| Jan 28, 4:06 AM EST | Lake Effect Snow Warning | MQT | 39 hr |
| Feb 25, 3:57 PM EST | Winter Weather Advisory | MQT | 13 hr |
| Feb 26, 4:33 AM EST | Winter Storm Warning | MQT | 29 hr |
| Feb 27, 4:51 AM EST | Winter Storm Watch | MQT | 24 hr |
| Feb 28, 4:25 AM EST | Winter Storm Warning | MQT | 41 hr |
| Mar 3, 12:17 PM EST | Lake Effect Snow Advisory | MQT | 16 hr |
| Mar 8, 4:03 PM EST | Lake Effect Snow Advisory | MQT | 21 hr |
| Mar 17, 3:00 AM EDT | Severe Thunderstorm Warning | MQT | 60 min |
| Mar 17, 10:58 PM EDT | River Flood Advisory | MQT | 24 hr |
| Mar 18, 11:14 PM EDT | River Flood Advisory | MQT | 24 hr |
| Mar 20, 2:22 PM EDT | River Flood Advisory | MQT | 46 hr |
| Mar 21, 11:41 AM EDT | River Flood Advisory | MQT | 25 hr |
| Mar 26, 5:16 AM EDT | Freezing Rain Advisory | MQT | 28 hr |
| Mar 27, 11:09 AM EDT | Wind Advisory | MQT | 6 hr |
| Apr 8, 9:16 AM EDT | Red Flag Warning | MQT | 12 hr |
| Apr 8, 11:38 AM EDT | Wind Advisory | MQT | 7 hr |
| Apr 14, 2:42 PM EDT | Red Flag Warning | MQT | 5 hr |
| Apr 16, 4:50 AM EDT | Wind Advisory | MQT | 18 hr |
| May 12, 3:06 PM EDT | Fire Weather Watch | MQT | 13 hr |
| May 13, 4:10 AM EDT | Red Flag Warning | MQT | 16 hr |
| May 17, 3:54 PM EDT | Fire Weather Watch | MQT | 38 hr |
| May 19, 5:01 AM EDT | Red Flag Warning | MQT | 15 hr |
| May 20, 1:24 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 20, 3:57 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 21, 2:41 PM EDT | Frost Advisory | MQT | 17 hr |
| May 24, 4:17 AM EDT | Wind Advisory | MQT | 16 hr |
| May 24, 3:22 PM EDT | Tornado Watch | SPC | 5 hr |
| May 24, 6:41 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 28, 10:11 PM EDT | Severe Thunderstorm Warning | MQT | 34 min |
| May 30, 4:48 AM EDT | Frost Advisory | MQT | 27 hr |
| May 31, 3:32 PM EDT | Frost Advisory | MQT | 16 hr |
| Jun 12, 4:26 AM EDT | Frost Advisory | MQT | 27 hr |
| Jun 20, 3:10 PM EDT | Mesoscale Discussion | SPC | 95 min |
| Jun 20, 3:39 PM EDT | Severe Thunderstorm Warning | MQT | 51 min |
| Jun 20, 5:12 PM EDT | Severe Thunderstorm Warning | MQT | 48 min |
| Jun 20, 5:26 PM EDT | Tornado Warning | MQT | 34 min |
| Jul 2, 10:17 PM EDT | Mesoscale Discussion | SPC | 118 min |
| Jul 2, 10:56 PM EDT | Severe Thunderstorm Warning | MQT | 64 min |
| Jul 2, 11:13 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jul 3, 12:17 AM EDT | Mesoscale Discussion | SPC | 88 min |
| Jul 3, 12:38 AM EDT | Severe Thunderstorm Warning | MQT | 67 min |
| Jul 4, 4:57 PM EDT | Mesoscale Discussion | SPC | 93 min |
| Jul 6, 4:41 PM EDT | Severe Thunderstorm Warning | MQT | 40 min |
| Aug 16, 4:49 AM EDT | Wind Advisory | MQT | 27 hr |
| Sep 3, 6:24 AM EDT | Severe Thunderstorm Warning | MQT | 36 min |
| Sep 3, 6:59 AM EDT | Severe Thunderstorm Warning | MQT | 31 min |
| Sep 4, 9:47 PM EDT | Severe Thunderstorm Warning | MQT | 58 min |
| Sep 4, 10:29 PM EDT | Severe Thunderstorm Warning | MQT | 18 min |
| Sep 14, 5:02 AM EDT | Frost Advisory | MQT | 27 hr |
| Sep 17, 4:07 PM EDT | Freeze Watch | MQT | 24 hr |
| Sep 18, 3:57 PM EDT | Frost Advisory | MQT | 16 hr |
| Sep 18, 3:57 PM EDT | Freeze Warning | MQT | 16 hr |
| Sep 24, 4:34 AM EDT | Wind Advisory | MQT | 12 hr |
| Oct 4, 4:03 PM EDT | Wind Advisory | MQT | 24 hr |
| Oct 5, 3:41 PM EDT | Winter Weather Advisory | MQT | 19 hr |
| Oct 24, 7:38 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 25, 9:49 AM EDT | Severe Thunderstorm Warning | MQT | 56 min |
| Nov 11, 3:57 PM EST | Winter Weather Advisory | MQT | 36 hr |
| Nov 20, 4:00 PM EST | Dense Fog Advisory | MQT | 16 hr |
| Nov 22, 4:37 AM EST | Winter Weather Advisory | MQT | 12 hr |
| Nov 22, 4:32 PM EST | Winter Storm Warning | MQT | 32 hr |
| Nov 25, 4:26 AM EST | Lake Effect Snow Advisory | MQT | 42 hr |
| Dec 3, 8:21 PM EST | Wind Advisory | MQT | 8 hr |
| Dec 4, 4:07 AM EST | Wind Advisory | MQT | 8 hr |
| Dec 8, 3:58 AM EST | Winter Storm Watch | MQT | 12 hr |
| Dec 8, 3:58 PM EST | Winter Weather Advisory | MQT | 45 hr |
| Dec 11, 4:22 PM EST | Lake Effect Snow Advisory | MQT | 15 hr |
| Dec 19, 5:10 AM EST | Winter Weather Advisory | MQT | 53 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20112013
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.