Alert archive / Michigan / Tuscola County
Weather alerts in Tuscola County, Michigan, 2008
117 weather alerts in 2008, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Tuscola County and its neighbors
Each county as a circle sized by its count in 2008. Tap one for its archive.
- Alerts
- 117
- Warnings
- 26
- Watches
- 24
- Advisories
- 44
- Busiest month
- June23 alerts
- Busiest day
- April 11, 20086 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 2 tornado warnings covering Tuscola County in 2008 had a tornado report inside them.
Tuscola County, 2008
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 2 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 13 | 7 | 46% | 15 | 87% | 40 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2008
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Detroit, MI: tornado warnings | 10 | 0 | 100% | 1 | 0% | |
| NWS Detroit, MI: severe thunderstorm warnings | 129 | 69 | 47% | 200 | 83% | 27 min |
| NWS Detroit, MI: flash flood warnings | 5 | 3 | 40% | 4 | 75% | 51 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, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 1, 9:14 AM EST | Snow and Blowing Snow Advisory | DTX | 3 hr |
| Jan 6, 4:03 AM EST | Dense Fog Advisory | DTX | 24 hr |
| Jan 7, 10:15 AM EST | Dense Fog Advisory | DTX | 3 hr |
| Jan 7, 10:29 AM EST | Flood Watch | DTX | 34 hr |
| Jan 7, 3:48 PM EST | High Wind Watch | DTX | 19 hr |
| Jan 7, 9:22 PM EST | Tornado Watch | SPC | 3 hr |
| Jan 8, 10:42 AM EST | Wind Advisory | DTX | 23 hr |
| Jan 15, 3:50 AM EST | Snow Advisory | DTX | 8 hr |
| Jan 19, 4:11 AM EST | Wind Chill Advisory | DTX | 30 hr |
| Jan 21, 4:14 PM EST | Snow Advisory | DTX | 20 hr |
| Jan 22, 12:16 AM EST | Heavy Snow Warning | DTX | 12 hr |
| Jan 29, 3:27 AM EST | Wind Advisory | DTX | 33 hr |
| Jan 29, 3:49 PM EST | Winter Weather Advisory | DTX | 12 hr |
| Jan 30, 3:46 AM EST | Winter Storm Watch | DTX | 23 hr |
| Jan 31, 3:00 AM EST | Heavy Snow Warning | DTX | 34 hr |
| Feb 1, 10:40 AM EST | Snow Advisory | DTX | 3 hr |
| Feb 3, 9:11 PM EST | Winter Weather Advisory | DTX | 12 hr |
| Feb 4, 4:43 PM EST | Winter Storm Watch | DTX | 23 hr |
| Feb 4, 9:35 PM EST | Dense Fog Advisory | DTX | 10 hr |
| Feb 6, 12:32 PM EST | Mesoscale Discussion | SPC | 6 hr |
| Feb 9, 3:42 PM EST | Wind Chill Advisory | DTX | 44 hr |
| Feb 9, 3:43 PM EST | Wind Advisory | DTX | 24 hr |
| Feb 12, 2:49 PM EST | Snow Advisory | DTX | 8 hr |
| Feb 16, 3:10 PM EST | Freezing Rain Advisory | DTX | 22 hr |
| Feb 17, 2:03 AM EST | Mesoscale Discussion | SPC | 5 hr |
| Feb 28, 4:08 PM EST | Snow Advisory | DTX | 23 hr |
| Mar 3, 4:22 AM EST | Winter Storm Watch | DTX | 33 hr |
| Mar 6, 4:29 AM EST | Winter Storm Watch | DTX | 24 hr |
| Mar 17, 4:07 PM EDT | Winter Weather Advisory | DTX | 17 hr |
| Mar 18, 8:11 PM EDT | Dense Fog Advisory | DTX | 8 hr |
| Mar 24, 10:40 PM EDT | Snow and Blowing Snow Advisory | DTX | 16 hr |
| Mar 31, 3:48 PM EDT | Wind Advisory | DTX | 25 hr |
| Apr 7, 11:06 AM EDT | Mesoscale Discussion | SPC | 84 min |
| Apr 7, 3:20 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 11, 11:47 AM EDT | Mesoscale Discussion | SPC | 88 min |
| Apr 11, 12:58 PM EDT | Tornado Watch | SPC | 8 hr |
| Apr 11, 2:41 PM EDT | Mesoscale Discussion | SPC | 94 min |
| Apr 11, 3:55 PM EDT | Severe Thunderstorm Warning | DTX | 65 min |
| Apr 11, 4:58 PM EDT | Severe Thunderstorm Warning | DTX | 62 min |
| Apr 11, 7:19 PM EDT | Severe Thunderstorm Warning | DTX | 30 min |
| Apr 29, 3:31 AM EDT | Freeze Warning | DTX | 28 hr |
| May 13, 2:07 AM EDT | Dense Fog Advisory | DTX | 7 hr |
| May 26, 9:30 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 27, 4:12 AM EDT | Frost Advisory | DTX | 28 hr |
| Jun 5, 9:03 AM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jun 5, 12:56 PM EDT | Mesoscale Discussion | SPC | 64 min |
| Jun 6, 1:30 PM EDT | Mesoscale Discussion | SPC | 90 min |
| Jun 6, 2:18 PM EDT | Tornado Watch | SPC | 10 hr |
| Jun 6, 4:27 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 6, 6:15 PM EDT | Severe Thunderstorm Warning | DTX | 60 min |
| Jun 6, 7:12 PM EDT | Severe Thunderstorm Warning | DTX | 38 min |
| Jun 8, 12:57 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 8, 1:44 PM EDT | Mesoscale Discussion | SPC | 91 min |
| Jun 8, 4:07 PM EDT | Severe Thunderstorm Warning | DTX | 68 min |
| Jun 13, 2:39 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jun 15, 1:25 PM EDT | Mesoscale Discussion | SPC | 95 min |
| Jun 15, 1:38 PM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jun 15, 10:39 PM EDT | Tornado Warning | DTX | 59 min |
| Jun 15, 10:51 PM EDT | Severe Thunderstorm Warning | DTX | 73 min |
| Jun 15, 11:20 PM EDT | Mesoscale Discussion | SPC | 85 min |
| Jun 22, 3:20 PM EDT | Severe Thunderstorm Warning | DTX | 85 min |
| Jun 22, 3:23 PM EDT | Severe Thunderstorm Warning | DTX | 97 min |
| Jun 27, 3:59 PM EDT | Severe Thunderstorm Warning | DTX | 69 min |
| Jun 27, 4:13 PM EDT | Tornado Warning | DTX | 54 min |
| Jun 28, 3:21 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 28, 4:23 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 28, 9:11 PM EDT | Mesoscale Discussion | SPC | 64 min |
| Jul 2, 1:18 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 2, 4:50 PM EDT | Mesoscale Discussion | SPC | 85 min |
| Jul 2, 6:42 PM EDT | Mesoscale Discussion | SPC | 63 min |
| Jul 7, 1:08 PM EDT | Mesoscale Discussion | SPC | 97 min |
| Jul 16, 1:42 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 16, 4:33 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 16, 8:02 PM EDT | Severe Thunderstorm Warning | DTX | 88 min |
| Jul 16, 9:54 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 22, 4:43 PM EDT | Severe Thunderstorm Warning | DTX | 56 min |
| Jul 22, 5:24 PM EDT | Severe Thunderstorm Warning | DTX | 81 min |
| Aug 1, 1:29 PM EDT | Mesoscale Discussion | SPC | 61 min |
| Aug 1, 2:37 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Aug 24, 5:21 AM EDT | Dense Fog Advisory | DTX | 103 min |
| Sep 13, 12:52 PM EDT | Flood Watch | DTX | 32 hr |
| Sep 14, 10:41 AM EDT | River Flood Warning | DTX | 12 hr |
| Sep 14, 11:03 AM EDT | Areal Flood Warning | DTX | 24 hr |
| Sep 14, 11:35 AM EDT | Wind Advisory | DTX | 9 hr |
| Sep 26, 12:57 AM EDT | Dense Fog Advisory | DTX | 10 hr |
| Oct 3, 12:14 PM EDT | Freeze Warning | DTX | 20 hr |
| Oct 4, 4:06 PM EDT | Frost Advisory | DTX | 16 hr |
| Oct 6, 8:40 PM EDT | Frost Advisory | DTX | 11 hr |
| Oct 9, 6:48 PM EDT | Frost Advisory | DTX | 13 hr |
| Oct 16, 9:43 PM EDT | Frost Advisory | DTX | 10 hr |
| Oct 18, 12:43 PM EDT | Frost Advisory | DTX | 19 hr |
| Oct 25, 3:40 PM EDT | Wind Advisory | DTX | 26 hr |
| Nov 24, 3:30 AM EST | Winter Weather Advisory | DTX | 35 hr |
| Nov 29, 3:27 PM EST | Winter Storm Watch | DTX | 13 hr |
| Nov 30, 4:33 AM EST | Winter Storm Warning | DTX | 27 hr |
| Nov 30, 4:33 AM EST | Winter Weather Advisory | DTX | 31 hr |
| Dec 7, 3:45 PM EST | Winter Storm Watch | DTX | 34 hr |
| Dec 8, 1:34 PM EST | Winter Storm Warning | DTX | 32 hr |
| Dec 9, 6:26 AM EST | Mesoscale Discussion | SPC | 3 hr |
| Dec 14, 4:03 PM EST | Wind Advisory | DTX | 21 hr |
| Dec 16, 4:12 AM EST | Winter Weather Advisory | DTX | 24 hr |
| Dec 17, 4:23 AM EST | Winter Storm Watch | DTX | 32 hr |
| Dec 18, 4:31 AM EST | Winter Storm Warning | DTX | 35 hr |
| Dec 19, 7:22 AM EST | Mesoscale Discussion | SPC | 5 hr |
| Dec 20, 3:43 PM EST | Winter Weather Advisory | DTX | 36 hr |
| Dec 22, 4:06 PM EST | Winter Storm Watch | DTX | 25 hr |
| Dec 23, 5:01 AM EST | Winter Weather Advisory | DTX | 41 hr |
| Dec 25, 3:55 PM EST | Flood Watch | DTX | 60 hr |
| Dec 25, 4:21 PM EST | Winter Weather Advisory | DTX | 20 hr |
| Dec 26, 4:20 PM EST | Dense Fog Advisory | DTX | 28 hr |
| Dec 27, 4:06 AM EST | High Wind Watch | DTX | 12 hr |
| Dec 27, 4:19 PM EST | Wind Advisory | DTX | 11 hr |
| Dec 28, 2:55 AM EST | High Wind Warning | DTX | 13 hr |
| Dec 28, 11:10 AM EST | Wind Advisory | DTX | 4 hr |
| Dec 29, 8:11 AM EST | River Flood Warning | DTX | 26 hr |
| Dec 29, 10:41 AM EST | Wind Advisory | DTX | 12 hr |
| Dec 30, 3:30 AM EST | Winter Weather Advisory | DTX | 28 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 archive20072009
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.