Alert archive / Michigan / Branch County
Weather alerts in Branch County, Michigan, 2008
140 weather alerts in 2008, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Branch County and its neighbors
Each county as a circle sized by its count in 2008. Tap one for its archive.
- Alerts
- 140
- Warnings
- 30
- Watches
- 31
- Advisories
- 41
- Busiest month
- June29 alerts
- Busiest day
- February 5, 20085 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 Branch County in 2008 had a tornado report inside them.
Branch County, 2008
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 1 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 10 | 4 | 60% | 7 | 57% | 36 min |
| Flash flood warnings | 2 | 1 | 50% | 1 | 100% | 24 min |
Each office's whole area, 2008
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Northern Indiana: tornado warnings | 27 | 5 | 81% | 8 | 63% | 16 min |
| NWS Northern Indiana: severe thunderstorm warnings | 162 | 81 | 50% | 265 | 67% | 27 min |
| NWS Northern Indiana: flash flood warnings | 26 | 4 | 85% | 16 | 44% | 78 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 |
|---|---|---|---|
| Dec 31, 7:25 PM EST | Mesoscale Discussion | SPC | 3 hr |
| Dec 31, 10:28 PM EST | Mesoscale Discussion | SPC | 4 hr |
| Jan 1, 1:22 PM EST | Snow and Blowing Snow Advisory | IWX | 12 hr |
| Jan 2, 1:08 AM EST | Snow and Blowing Snow Advisory | IWX | 8 hr |
| Jan 6, 12:48 AM EST | Dense Fog Advisory | IWX | 17 hr |
| Jan 6, 4:02 PM EST | Flood Watch | IWX | 56 hr |
| Jan 7, 6:09 PM EST | Mesoscale Discussion | SPC | 96 min |
| Jan 7, 7:01 PM EST | Tornado Watch | SPC | 5 hr |
| Jan 7, 8:45 PM EST | Severe Thunderstorm Warning | IWX | 60 min |
| Jan 8, 5:53 AM EST | River Flood Warning | IWX | 12 days |
| Jan 18, 3:00 PM EST | Wind Chill Advisory | IWX | 43 hr |
| Jan 28, 4:20 PM EST | Wind Advisory | IWX | 42 hr |
| Jan 28, 11:19 PM EST | Winter Storm Warning | IWX | 35 hr |
| Jan 29, 11:32 AM EST | Winter Weather Advisory | IWX | 22 hr |
| Jan 29, 6:38 PM EST | Mesoscale Discussion | SPC | 97 min |
| Jan 30, 4:58 AM EST | Winter Storm Watch | IWX | 26 hr |
| Jan 31, 4:53 AM EST | Winter Storm Warning | IWX | 36 hr |
| Feb 1, 2:43 AM EST | Mesoscale Discussion | SPC | 5 hr |
| Feb 3, 7:56 PM EST | Winter Weather Advisory | IWX | 8 hr |
| Feb 3, 8:03 PM EST | Mesoscale Discussion | SPC | 2 hr |
| Feb 4, 5:54 AM EST | Flood Watch | IWX | 44 hr |
| Feb 4, 6:53 AM EST | Dense Fog Advisory | IWX | 28 hr |
| Feb 4, 8:18 PM EST | Mesoscale Discussion | SPC | 117 min |
| Feb 4, 8:27 PM EST | Mesoscale Discussion | SPC | 2 hr |
| Feb 4, 8:28 PM EST | Mesoscale Discussion | SPC | 2 hr |
| Feb 5, 5:07 AM EST | Winter Weather Advisory | IWX | 41 hr |
| Feb 5, 11:29 AM EST | River Flood Warning | IWX | 20 days |
| Feb 9, 12:00 PM EST | Wind Chill Advisory | IWX | 46 hr |
| Feb 9, 3:03 PM EST | Wind Advisory | IWX | 26 hr |
| Feb 11, 3:12 PM EST | Snow Advisory | IWX | 31 hr |
| Feb 15, 4:53 PM EST | Flood Watch | IWX | 53 hr |
| Feb 16, 3:41 PM EST | Freezing Rain Advisory | IWX | 15 hr |
| Feb 17, 1:33 PM EST | Wind Advisory | IWX | 14 hr |
| Feb 17, 1:52 PM EST | Mesoscale Discussion | SPC | 83 min |
| Feb 24, 4:31 PM EST | Winter Storm Watch | IWX | 24 hr |
| Feb 25, 4:50 PM EST | Winter Storm Warning | IWX | 20 hr |
| Feb 28, 10:25 PM EST | Snow Advisory | IWX | 14 hr |
| Mar 1, 4:25 AM EST | Flood Watch | IWX | 60 hr |
| Mar 2, 3:30 PM EST | Winter Storm Watch | IWX | 25 hr |
| Mar 3, 4:54 PM EST | Winter Storm Warning | IWX | 36 hr |
| Mar 5, 12:22 PM EST | River Flood Warning | IWX | 46 hr |
| Mar 19, 3:59 PM EDT | Winter Storm Watch | IWX | 36 hr |
| Mar 21, 4:03 AM EDT | Winter Storm Warning | IWX | 24 hr |
| Mar 21, 4:05 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Mar 27, 3:55 PM EDT | Winter Weather Advisory | IWX | 12 hr |
| Mar 31, 3:16 PM EDT | Wind Advisory | IWX | 23 hr |
| Mar 31, 11:46 PM EDT | River Flood Warning | IWX | 6 days |
| Apr 9, 2:59 PM EDT | Flood Watch | IWX | 40 hr |
| Apr 11, 4:35 AM EDT | Wind Advisory | IWX | 15 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 13, 6:01 PM EDT | River Flood Warning | IWX | 41 hr |
| Apr 21, 5:29 AM EDT | Dense Fog Advisory | IWX | 5 hr |
| Apr 29, 3:55 AM EDT | Freeze Warning | IWX | 28 hr |
| May 2, 11:15 AM EDT | Severe Thunderstorm Warning | IWX | 45 min |
| May 2, 8:50 PM EDT | Mesoscale Discussion | SPC | 85 min |
| May 2, 9:13 PM EDT | Tornado Watch | SPC | 3 hr |
| May 13, 8:11 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 18, 3:31 PM EDT | Frost Advisory | IWX | 16 hr |
| May 27, 4:06 AM EDT | Frost Advisory | IWX | 27 hr |
| Jun 4, 8:02 PM EDT | Tornado Watch | SPC | 8 hr |
| Jun 4, 9:21 PM EDT | Mesoscale Discussion | SPC | 54 min |
| Jun 5, 2:38 AM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 5, 10:30 AM EDT | Mesoscale Discussion | SPC | 90 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, 5:43 PM EDT | Severe Thunderstorm Warning | IWX | 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 9, 1:18 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Jun 13, 5:43 AM EDT | Severe Thunderstorm Warning | IWX | 62 min |
| Jun 13, 6:58 AM EDT | Mesoscale Discussion | SPC | 62 min |
| Jun 13, 12:27 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 13, 12:37 PM EDT | Flash Flood Watch | IWX | 4 hr |
| Jun 13, 2:21 PM EDT | Mesoscale Discussion | SPC | 54 min |
| Jun 15, 8:18 AM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jun 15, 11:13 AM EDT | Severe Thunderstorm Warning | IWX | 32 min |
| Jun 15, 1:38 PM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jun 15, 4:37 PM EDT | Severe Thunderstorm Warning | IWX | 53 min |
| Jun 15, 5:28 PM EDT | Severe Thunderstorm Warning | IWX | 62 min |
| Jun 21, 10:32 AM EDT | Mesoscale Discussion | SPC | 88 min |
| Jun 21, 11:52 AM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 21, 2:38 PM EDT | Mesoscale Discussion | SPC | 97 min |
| Jun 22, 11:47 AM EDT | Mesoscale Discussion | SPC | 88 min |
| Jun 22, 12:35 PM EDT | Severe Thunderstorm Warning | IWX | 55 min |
| Jun 26, 4:26 AM EDT | Dense Fog Advisory | IWX | 4 hr |
| Jun 27, 4:36 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 28, 3:21 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 2, 11:09 AM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 2, 4:08 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 2, 8:03 PM EDT | Mesoscale Discussion | SPC | 57 min |
| Jul 2, 8:10 PM EDT | Severe Thunderstorm Warning | IWX | 50 min |
| Jul 2, 8:35 PM EDT | Flash Flood Warning | IWX | 6 hr |
| Jul 2, 10:25 PM EDT | Flash Flood Warning | IWX | 4 hr |
| Jul 7, 1:08 PM EDT | Mesoscale Discussion | SPC | 97 min |
| Jul 16, 9:54 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 1, 3:12 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 1, 6:44 PM EDT | Mesoscale Discussion | SPC | 91 min |
| Aug 1, 8:43 PM EDT | Mesoscale Discussion | SPC | 62 min |
| Aug 4, 8:17 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 9, 12:04 PM EDT | Mesoscale Discussion | SPC | 86 min |
| Sep 12, 3:33 PM EDT | Flood Watch | IWX | 48 hr |
| Sep 13, 11:46 AM EDT | Areal Flood Advisory | IWX | 4 hr |
| Sep 13, 3:28 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 13, 6:47 PM EDT | Severe Thunderstorm Warning | IWX | 43 min |
| Sep 13, 6:55 PM EDT | Tornado Warning | IWX | 28 min |
| Sep 14, 12:21 PM EDT | River Flood Warning | IWX | 9 days |
| Sep 14, 2:21 PM EDT | Areal Flood Warning | IWX | 6 hr |
| Oct 3, 11:55 AM EDT | Frost Advisory | IWX | 20 hr |
| Oct 4, 3:31 PM EDT | Frost Advisory | IWX | 17 hr |
| Oct 9, 2:20 PM EDT | Frost Advisory | IWX | 18 hr |
| Oct 18, 4:05 AM EDT | Frost Advisory | IWX | 28 hr |
| Oct 25, 4:07 AM EDT | Wind Advisory | IWX | 41 hr |
| Nov 29, 3:07 PM EST | Winter Storm Watch | IWX | 14 hr |
| Nov 29, 10:57 PM EST | Winter Weather Advisory | IWX | 17 hr |
| Dec 6, 4:40 AM EST | Winter Weather Advisory | IWX | 24 hr |
| Dec 8, 1:02 PM EST | Freezing Rain Advisory | IWX | 6 hr |
| Dec 14, 4:35 AM EST | Wind Advisory | IWX | 29 hr |
| Dec 15, 1:43 AM EST | Winter Weather Advisory | IWX | 8 hr |
| Dec 16, 4:07 AM EST | Winter Weather Advisory | IWX | 27 hr |
| Dec 17, 1:22 AM EST | Winter Storm Watch | IWX | 36 hr |
| Dec 18, 4:51 AM EST | Winter Storm Warning | IWX | 30 hr |
| Dec 19, 12:38 AM EST | Mesoscale Discussion | SPC | 4 hr |
| Dec 19, 1:45 AM EST | Mesoscale Discussion | SPC | 4 hr |
| Dec 19, 7:22 AM EST | Mesoscale Discussion | SPC | 5 hr |
| Dec 20, 3:34 AM EST | Wind Chill Advisory | IWX | 30 hr |
| Dec 21, 9:31 AM EST | Wind Chill Warning | IWX | 27 hr |
| Dec 21, 9:31 AM EST | Winter Weather Advisory | IWX | 20 hr |
| Dec 22, 5:13 AM EST | Winter Storm Watch | IWX | 24 hr |
| Dec 23, 5:09 AM EST | Winter Weather Advisory | IWX | 23 hr |
| Dec 23, 7:22 PM EST | Mesoscale Discussion | SPC | 4 hr |
| Dec 26, 3:13 AM EST | Freezing Rain Advisory | IWX | 8 hr |
| Dec 26, 4:48 AM EST | Flood Watch | IWX | 47 hr |
| Dec 26, 2:28 PM EST | Dense Fog Advisory | IWX | 20 hr |
| Dec 27, 4:19 AM EST | Wind Advisory | IWX | 31 hr |
| Dec 27, 10:34 PM EST | River Flood Warning | IWX | 13 hr |
| Dec 29, 10:25 AM EST | Wind Advisory | IWX | 8 hr |
| Dec 30, 10:47 AM EST | River Flood Warning | IWX | 4 days |
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.