Alert archive / Indiana / Marshall County
Weather alerts in Marshall County, Indiana, 2010
165 weather alerts in 2010, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Marshall County and its neighbors
Each county as a circle sized by its count in 2010. Tap one for its archive.
- Alerts
- 165
- Warnings
- 41
- Watches
- 38
- Advisories
- 36
- Busiest month
- June51 alerts
- Busiest day
- June 18, 20108 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 4 tornado warnings covering Marshall County in 2010 had a tornado report inside them.
Marshall County, 2010
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 4 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 23 | 13 | 43% | 6 | 83% | 22 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2010
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Northern Indiana: tornado warnings | 51 | 13 | 75% | 39 | 69% | 20 min |
| NWS Northern Indiana: severe thunderstorm warnings | 163 | 98 | 40% | 407 | 68% | 29 min |
| NWS Northern Indiana: flash flood warnings | 21 | 8 | 62% | 30 | 53% | 112 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 4, 1:36 PM EST | Lake Effect Snow Advisory | IWX | 22 hr |
| Jan 5, 3:02 PM EST | Winter Storm Watch | IWX | 24 hr |
| Jan 6, 3:04 PM EST | Winter Weather Advisory | IWX | 43 hr |
| Jan 7, 4:09 AM EST | Lake Effect Snow Watch | IWX | 36 hr |
| Jan 8, 5:00 AM EST | Lake Effect Snow Advisory | IWX | 24 hr |
| Jan 17, 1:56 AM EST | Freezing Fog Advisory | IWX | 8 hr |
| Jan 17, 3:50 PM EST | Freezing Fog Advisory | IWX | 18 hr |
| Jan 18, 3:52 PM EST | Freezing Fog Advisory | IWX | 15 hr |
| Jan 20, 9:37 PM EST | Freezing Rain Advisory | IWX | 14 hr |
| Feb 7, 4:19 PM EST | Winter Storm Watch | IWX | 19 hr |
| Feb 8, 11:25 AM EST | Winter Storm Warning | IWX | 56 hr |
| Feb 10, 7:14 PM EST | Freezing Rain Advisory | IWX | 8 hr |
| Feb 17, 5:36 AM EST | Winter Weather Advisory | IWX | 5 hr |
| Feb 26, 2:51 PM EST | Winter Weather Advisory | IWX | 13 hr |
| Mar 8, 4:07 AM EST | Dense Fog Advisory | IWX | 9 hr |
| Apr 1, 11:05 AM EDT | Fire Weather Watch | IWX | 24 hr |
| Apr 2, 10:51 AM EDT | Red Flag Warning | IWX | 9 hr |
| Apr 3, 3:46 PM EDT | Special Weather Statement | IWX | 44 min |
| Apr 3, 4:29 PM EDT | Special Weather Statement | IWX | 46 min |
| Apr 7, 2:24 PM EDT | Tornado Watch | SPC | 8 hr |
| Apr 7, 5:08 PM EDT | Severe Thunderstorm Warning | IWX | 37 min |
| Apr 8, 3:40 PM EDT | Freeze Warning | IWX | 17 hr |
| Apr 9, 4:30 AM EDT | Freeze Watch | IWX | 9 hr |
| Apr 9, 1:44 PM EDT | Frost Advisory | IWX | 19 hr |
| Apr 16, 3:32 PM EDT | Freeze Watch | IWX | 12 hr |
| Apr 17, 3:05 AM EDT | Freeze Warning | IWX | 30 hr |
| Apr 18, 3:56 PM EDT | Frost Advisory | IWX | 16 hr |
| Apr 27, 3:38 AM EDT | Freeze Watch | IWX | 8 hr |
| Apr 27, 11:49 AM EDT | Freeze Warning | IWX | 20 hr |
| May 1, 2:57 AM EDT | Special Weather Statement | IWX | 33 min |
| May 3, 2:45 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 3, 6:12 PM EDT | Mesoscale Discussion | SPC | 93 min |
| May 7, 2:59 PM EDT | Mesoscale Discussion | SPC | 91 min |
| May 7, 3:30 PM EDT | Tornado Watch | SPC | 9 hr |
| May 8, 6:12 AM EDT | Frost Advisory | IWX | 26 hr |
| May 9, 4:20 AM EDT | Frost Advisory | IWX | 28 hr |
| May 12, 4:32 PM EDT | Flood Watch | IWX | 23 hr |
| May 21, 11:26 AM EDT | Mesoscale Discussion | SPC | 64 min |
| May 21, 12:54 PM EDT | Special Weather Statement | IWX | 51 min |
| May 21, 1:33 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 21, 4:08 PM EDT | Mesoscale Discussion | SPC | 67 min |
| May 22, 1:09 PM EDT | River Flood Warning | IWX | 45 hr |
| May 31, 8:10 AM EDT | Special Weather Statement | IWX | 50 min |
| May 31, 8:52 AM EDT | Special Weather Statement | IWX | 38 min |
| May 31, 12:24 PM EDT | Severe Thunderstorm Warning | IWX | 30 min |
| May 31, 2:17 PM EDT | Special Weather Statement | IWX | 58 min |
| May 31, 3:13 PM EDT | Special Weather Statement | IWX | 62 min |
| May 31, 3:20 PM EDT | Areal Flood Advisory | IWX | 3 hr |
| Jun 1, 1:31 AM EDT | Dense Fog Advisory | IWX | 7 hr |
| Jun 2, 2:54 AM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jun 2, 5:33 AM EDT | Mesoscale Discussion | SPC | 87 min |
| Jun 2, 5:55 AM EDT | Special Weather Statement | IWX | 35 min |
| Jun 2, 6:06 AM EDT | Severe Thunderstorm Warning | IWX | 39 min |
| Jun 4, 5:54 PM EDT | Mesoscale Discussion | SPC | 66 min |
| Jun 4, 6:29 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 5, 4:16 AM EDT | Flood Watch | IWX | 25 hr |
| Jun 5, 8:51 AM EDT | Mesoscale Discussion | SPC | 114 min |
| Jun 5, 9:47 PM EDT | Mesoscale Discussion | SPC | 58 min |
| Jun 5, 10:11 PM EDT | Tornado Watch | SPC | 7 hr |
| Jun 5, 11:56 PM EDT | Tornado Warning | IWX | 42 min |
| Jun 6, 12:17 AM EDT | Mesoscale Discussion | SPC | 118 min |
| Jun 6, 12:57 AM EDT | Severe Thunderstorm Warning | IWX | 23 min |
| Jun 11, 1:38 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 12, 1:10 PM EDT | Special Weather Statement | IWX | 35 min |
| Jun 12, 1:24 PM EDT | Mesoscale Discussion | SPC | 96 min |
| Jun 12, 1:50 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 12, 6:31 PM EDT | Severe Thunderstorm Warning | IWX | 59 min |
| Jun 12, 6:43 PM EDT | Tornado Warning | IWX | 32 min |
| Jun 15, 12:49 PM EDT | Flash Flood Watch | IWX | 15 hr |
| Jun 18, 3:47 PM EDT | Mesoscale Discussion | SPC | 58 min |
| Jun 18, 4:32 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 18, 5:50 PM EDT | Severe Thunderstorm Warning | IWX | 55 min |
| Jun 18, 6:06 PM EDT | Mesoscale Discussion | SPC | 54 min |
| Jun 18, 6:23 PM EDT | Severe Thunderstorm Warning | IWX | 67 min |
| Jun 18, 6:28 PM EDT | Severe Thunderstorm Warning | IWX | 62 min |
| Jun 18, 6:56 PM EDT | Severe Thunderstorm Warning | IWX | 64 min |
| Jun 18, 7:50 PM EDT | High Wind Warning | IWX | 87 min |
| Jun 18, 8:50 PM EDT | Flash Flood Watch | IWX | 6 hr |
| Jun 18, 11:21 PM EDT | Mesoscale Discussion | SPC | 54 min |
| Jun 18, 11:39 PM EDT | Severe Thunderstorm Warning | IWX | 66 min |
| Jun 19, 12:38 AM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 21, 10:51 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 22, 1:56 AM EDT | Special Weather Statement | IWX | 34 min |
| Jun 23, 7:40 AM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 23, 9:01 AM EDT | Flash Flood Watch | IWX | 18 hr |
| Jun 23, 9:31 AM EDT | Mesoscale Discussion | SPC | 59 min |
| Jun 23, 11:52 AM EDT | Mesoscale Discussion | SPC | 53 min |
| Jun 23, 6:56 PM EDT | Mesoscale Discussion | SPC | 94 min |
| Jun 23, 7:16 PM EDT | Tornado Watch | SPC | 5 hr |
| Jun 23, 7:48 PM EDT | Severe Thunderstorm Warning | IWX | 57 min |
| Jun 23, 8:28 PM EDT | Severe Thunderstorm Warning | IWX | 62 min |
| Jun 23, 8:45 PM EDT | Areal Flood Advisory | IWX | 90 min |
| Jun 23, 8:58 PM EDT | Severe Thunderstorm Warning | IWX | 47 min |
| Jun 23, 9:02 PM EDT | Tornado Warning | IWX | 43 min |
| Jun 23, 9:33 PM EDT | Areal Flood Advisory | IWX | 117 min |
| Jun 27, 11:02 AM EDT | Mesoscale Discussion | SPC | 118 min |
| Jun 27, 11:38 AM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 27, 12:34 PM EDT | Severe Thunderstorm Warning | IWX | 56 min |
| Jun 27, 2:43 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 5, 3:39 AM EDT | Heat Advisory | IWX | 28 hr |
| Jul 7, 4:09 AM EDT | Heat Advisory | IWX | 17 hr |
| Jul 10, 11:32 PM EDT | Special Weather Statement | IWX | 58 min |
| Jul 14, 3:27 PM EDT | Heat Advisory | IWX | 28 hr |
| Jul 15, 12:32 PM EDT | Mesoscale Discussion | SPC | 58 min |
| Jul 15, 12:57 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 15, 3:47 PM EDT | Mesoscale Discussion | SPC | 118 min |
| Jul 15, 6:56 PM EDT | Mesoscale Discussion | SPC | 94 min |
| Jul 18, 12:52 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Jul 18, 1:47 PM EDT | Severe Thunderstorm Watch | SPC | 10 hr |
| Jul 18, 3:38 PM EDT | Severe Thunderstorm Warning | IWX | 52 min |
| Jul 22, 2:53 PM EDT | Heat Advisory | IWX | 28 hr |
| Jul 23, 12:00 AM EDT | Mesoscale Discussion | SPC | 90 min |
| Jul 23, 5:23 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 23, 8:22 PM EDT | Special Weather Statement | IWX | 53 min |
| Jul 23, 9:06 PM EDT | Severe Thunderstorm Warning | IWX | 54 min |
| Jul 24, 4:14 AM EDT | Heat Advisory | IWX | 16 hr |
| Jul 24, 2:53 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 24, 4:37 PM EDT | Mesoscale Discussion | SPC | 83 min |
| Jul 24, 7:05 PM EDT | Areal Flood Advisory | IWX | 85 min |
| Jul 24, 7:17 PM EDT | Severe Thunderstorm Warning | IWX | 45 min |
| Jul 28, 4:15 AM EDT | Heat Advisory | IWX | 15 hr |
| Jul 28, 12:44 PM EDT | Mesoscale Discussion | SPC | 91 min |
| Jul 28, 1:20 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 28, 4:26 PM EDT | Severe Thunderstorm Warning | IWX | 64 min |
| Jul 28, 4:37 PM EDT | Mesoscale Discussion | SPC | 83 min |
| Jul 28, 4:49 PM EDT | Special Weather Statement | IWX | 41 min |
| Jul 28, 5:18 PM EDT | Severe Thunderstorm Warning | IWX | 57 min |
| Aug 3, 5:55 AM EDT | Mesoscale Discussion | SPC | 95 min |
| Aug 3, 6:19 AM EDT | Special Weather Statement | IWX | 56 min |
| Aug 4, 7:45 AM EDT | Mesoscale Discussion | SPC | 60 min |
| Aug 4, 8:59 AM EDT | Severe Thunderstorm Warning | IWX | 61 min |
| Aug 4, 9:49 AM EDT | Severe Thunderstorm Warning | IWX | 56 min |
| Aug 11, 4:01 AM EDT | Heat Advisory | IWX | 6 hr |
| Sep 3, 12:14 AM EDT | Special Weather Statement | IWX | 31 min |
| Sep 21, 7:51 PM EDT | Special Weather Statement | IWX | 59 min |
| Sep 21, 8:50 PM EDT | Special Weather Statement | IWX | 55 min |
| Sep 21, 10:21 PM EDT | Special Weather Statement | IWX | 59 min |
| Sep 21, 10:46 PM EDT | Severe Thunderstorm Warning | IWX | 25 min |
| Oct 3, 3:31 PM EDT | Frost Advisory | IWX | 16 hr |
| Oct 4, 3:24 PM EDT | Frost Advisory | IWX | 17 hr |
| Oct 18, 3:07 PM EDT | Frost Advisory | IWX | 18 hr |
| Oct 20, 10:04 AM EDT | Red Flag Warning | IWX | 10 hr |
| Oct 20, 8:15 PM EDT | Fire Weather Watch | IWX | 9 hr |
| Oct 21, 5:08 AM EDT | Red Flag Warning | IWX | 15 hr |
| Oct 21, 3:39 PM EDT | Frost Advisory | IWX | 17 hr |
| Oct 24, 8:11 PM EDT | Severe Thunderstorm Warning | IWX | 49 min |
| Oct 25, 4:18 AM EDT | High Wind Watch | IWX | 12 hr |
| Oct 25, 4:12 PM EDT | High Wind Warning | IWX | 28 hr |
| Oct 26, 4:11 AM EDT | High Wind Watch | IWX | 12 hr |
| Oct 26, 4:28 AM EDT | Tornado Watch | SPC | 8 hr |
| Oct 26, 7:00 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 26, 10:00 AM EDT | Tornado Warning | IWX | 35 min |
| Oct 26, 4:38 PM EDT | High Wind Warning | IWX | 22 hr |
| Oct 27, 2:44 PM EDT | Wind Advisory | IWX | 6 hr |
| Oct 30, 2:50 PM EDT | Red Flag Warning | IWX | 5 hr |
| Nov 20, 7:55 AM EST | Dense Fog Advisory | IWX | 2 hr |
| Nov 22, 6:13 PM EST | Tornado Watch | SPC | 4 hr |
| Nov 24, 12:35 PM EST | Mesoscale Discussion | SPC | 5 hr |
| Nov 25, 10:18 AM EST | Dense Fog Advisory | IWX | 4 hr |
| Dec 3, 4:19 AM EST | Lake Effect Snow Watch | IWX | 25 hr |
| Dec 4, 4:49 AM EST | Lake Effect Snow Warning | IWX | 4 days |
| Dec 4, 4:49 AM EST | Lake Effect Snow Advisory | IWX | 4 days |
| Dec 10, 3:31 PM EST | Winter Storm Watch | IWX | 25 hr |
| Dec 11, 4:11 PM EST | Winter Storm Warning | IWX | 60 hr |
| Dec 22, 7:26 AM EST | Winter Weather Advisory | IWX | 4 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 archive20092011
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.