Alert archive / Indiana / Allen County
Weather alerts in Allen County, Indiana, 2010
192 weather alerts in 2010, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Allen County and its neighbors
Each county as a circle sized by its count in 2010. Tap one for its archive.
- Alerts
- 192
- Warnings
- 51
- Watches
- 40
- Advisories
- 44
- Busiest month
- May47 alerts
- Busiest day
- May 22, 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.
2 of 5 tornado warnings covering Allen County in 2010 had a tornado report inside them; 2 of 2 tornado reports fell inside a warning, on average 14 minutes after it went out.
Allen County, 2010
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 5 | 2 | 60% | 2 | 100% | 14 min |
| Severe thunderstorm warnings | 21 | 13 | 38% | 25 | 64% | 36 min |
| Flash flood warnings | 2 | 2 | 0% | 6 | 17% | 37 min |
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 5, 3:02 PM EST | Winter Storm Watch | IWX | 24 hr |
| Jan 6, 3:04 PM EST | Winter Weather Advisory | IWX | 43 hr |
| Jan 16, 8:08 PM EST | Dense Fog Advisory | IWX | 14 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 21, 7:59 PM EST | Freezing Rain Advisory | IWX | 8 hr |
| Feb 4, 3:00 PM EST | Winter Weather Advisory | IWX | 43 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 |
| Mar 11, 11:37 AM EST | River Flood Watch | IWX | 48 hr |
| Mar 13, 11:35 AM EST | River Flood Warning | IWX | 5 days |
| Mar 13, 9:17 PM EST | River Flood Warning | IWX | 45 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, 5:13 PM EDT | Special Weather Statement | IWX | 47 min |
| Apr 7, 7:07 PM EDT | Special Weather Statement | IWX | 23 min |
| Apr 9, 4:30 AM EDT | Freeze Watch | IWX | 9 hr |
| Apr 9, 1:44 PM EDT | Freeze Warning | 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 25, 6:43 PM EDT | Areal Flood Warning | IWX | 12 hr |
| Apr 26, 11:10 AM EDT | River Flood Warning | IWX | 47 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, 4:31 AM EDT | Special Weather Statement | IWX | 29 min |
| May 1, 4:56 AM EDT | Special Weather Statement | IWX | 34 min |
| May 1, 12:06 PM EDT | River Flood Watch | IWX | 23 hr |
| May 3, 2:45 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 3, 6:12 PM EDT | Mesoscale Discussion | SPC | 93 min |
| May 5, 3:48 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 5, 7:39 PM EDT | Special Weather Statement | IWX | 36 min |
| May 5, 9:42 PM EDT | Mesoscale Discussion | SPC | 63 min |
| May 7, 7:20 AM EDT | Special Weather Statement | IWX | 25 min |
| May 7, 2:59 PM EDT | Mesoscale Discussion | SPC | 91 min |
| May 7, 3:30 PM EDT | Tornado Watch | SPC | 9 hr |
| May 7, 5:30 PM EDT | Special Weather Statement | IWX | 30 min |
| May 7, 5:46 PM EDT | Severe Thunderstorm Warning | IWX | 44 min |
| May 7, 6:23 PM EDT | Severe Thunderstorm Warning | IWX | 52 min |
| May 8, 6:12 AM EDT | Frost Advisory | IWX | 26 hr |
| May 9, 4:20 AM EDT | Frost Advisory | IWX | 28 hr |
| May 11, 11:26 AM EDT | River Flood Watch | IWX | 35 hr |
| May 12, 4:32 PM EDT | Flood Watch | IWX | 23 hr |
| May 12, 10:36 PM EDT | River Flood Warning | IWX | 37 hr |
| May 12, 10:44 PM EDT | River Flood Watch | IWX | 23 hr |
| May 12, 10:44 PM EDT | River Flood Watch | IWX | 23 hr |
| May 13, 12:02 PM EDT | Mesoscale Discussion | SPC | 118 min |
| May 13, 1:46 PM EDT | Tornado Watch | SPC | 6 hr |
| May 14, 12:43 AM EDT | Special Weather Statement | IWX | 62 min |
| May 21, 11:26 AM EDT | Mesoscale Discussion | SPC | 64 min |
| May 21, 1:33 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 21, 3:49 PM EDT | Areal Flood Advisory | IWX | 116 min |
| May 21, 4:08 PM EDT | Mesoscale Discussion | SPC | 67 min |
| May 21, 5:18 PM EDT | Severe Thunderstorm Warning | IWX | 57 min |
| May 21, 5:49 PM EDT | Areal Flood Advisory | IWX | 3 hr |
| May 21, 7:41 PM EDT | Special Weather Statement | IWX | 34 min |
| May 21, 8:45 PM EDT | Areal Flood Advisory | IWX | 4 hr |
| May 21, 10:05 PM EDT | Flash Flood Warning | IWX | 6 hr |
| May 21, 10:24 PM EDT | River Flood Warning | IWX | 20 hr |
| May 22, 1:37 AM EDT | River Flood Warning | IWX | 6 days |
| May 22, 4:15 AM EDT | River Flood Warning | IWX | 65 hr |
| May 22, 4:22 AM EDT | River Flood Warning | IWX | 7 days |
| May 22, 5:47 AM EDT | Areal Flood Warning | IWX | 6 hr |
| May 22, 11:55 AM EDT | Areal Flood Warning | IWX | 6 hr |
| May 22, 8:09 PM EDT | River Flood Warning | IWX | 15 hr |
| May 31, 8:03 AM EDT | Special Weather Statement | IWX | 57 min |
| May 31, 1:19 PM EDT | Special Weather Statement | IWX | 56 min |
| May 31, 2:14 PM EDT | Special Weather Statement | IWX | 61 min |
| May 31, 2:21 PM EDT | Severe Thunderstorm Warning | IWX | 26 min |
| May 31, 3:12 PM EDT | Special Weather Statement | IWX | 63 min |
| May 31, 4:21 PM EDT | Special Weather Statement | IWX | 54 min |
| May 31, 5:13 PM EDT | Special Weather Statement | IWX | 62 min |
| Jun 2, 7:02 AM EDT | Special Weather Statement | IWX | 58 min |
| Jun 4, 6:29 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 5, 1:34 AM EDT | Special Weather Statement | IWX | 41 min |
| 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 6, 12:17 AM EDT | Mesoscale Discussion | SPC | 118 min |
| Jun 11, 1:38 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 11, 3:57 PM EDT | Flash Flood Watch | IWX | 17 hr |
| Jun 11, 6:11 PM EDT | Severe Thunderstorm Warning | IWX | 49 min |
| Jun 12, 1:50 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 12, 7:59 PM EDT | Severe Thunderstorm Warning | IWX | 49 min |
| Jun 12, 8:34 PM EDT | Mesoscale Discussion | SPC | 26 min |
| Jun 15, 10:50 AM EDT | River Flood Watch | IWX | 24 hr |
| 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, 6:06 PM EDT | Mesoscale Discussion | SPC | 54 min |
| Jun 18, 7:13 PM EDT | Severe Thunderstorm Warning | IWX | 62 min |
| Jun 18, 7:35 PM EDT | Severe Thunderstorm Warning | IWX | 70 min |
| Jun 18, 7:56 PM EDT | Mesoscale Discussion | SPC | 94 min |
| Jun 18, 8:13 PM EDT | Severe Thunderstorm Warning | IWX | 62 min |
| Jun 18, 8:25 PM EDT | Severe Thunderstorm Warning | IWX | 80 min |
| Jun 19, 12:38 AM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 22, 12:09 AM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 22, 3:27 AM EDT | Mesoscale Discussion | SPC | 93 min |
| Jun 23, 9:01 AM EDT | Flash Flood Watch | IWX | 18 hr |
| Jun 23, 11:52 AM EDT | Mesoscale Discussion | SPC | 53 min |
| Jun 23, 1:31 PM EDT | Special Weather Statement | IWX | 44 min |
| Jun 23, 1:45 PM EDT | Severe Thunderstorm Warning | IWX | 45 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, 9:11 PM EDT | Severe Thunderstorm Warning | IWX | 64 min |
| Jun 23, 9:26 PM EDT | Tornado Warning | IWX | 49 min |
| Jun 23, 9:30 PM EDT | Severe Thunderstorm Warning | IWX | 60 min |
| Jun 23, 9:33 PM EDT | Areal Flood Advisory | IWX | 117 min |
| Jun 23, 10:10 PM EDT | Tornado Warning | IWX | 50 min |
| Jun 23, 10:40 PM EDT | Mesoscale Discussion | SPC | 95 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, 2:43 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 27, 4:35 PM EDT | Areal Flood Advisory | IWX | 55 min |
| Jun 27, 5:30 PM EDT | Special Weather Statement | IWX | 30 min |
| Jun 27, 5:41 PM EDT | Areal Flood Advisory | IWX | 64 min |
| Jun 27, 6:06 PM EDT | Areal Flood Advisory | IWX | 54 min |
| Jul 5, 3:39 AM EDT | Heat Advisory | IWX | 28 hr |
| Jul 7, 4:09 AM EDT | Heat Advisory | IWX | 17 hr |
| Jul 8, 3:46 PM EDT | Severe Thunderstorm Warning | IWX | 29 min |
| Jul 8, 3:56 PM EDT | Special Weather Statement | IWX | 34 min |
| Jul 8, 4:38 PM EDT | Special Weather Statement | IWX | 52 min |
| Jul 14, 3:27 PM EDT | Heat Advisory | IWX | 28 hr |
| Jul 15, 12:57 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 15, 3:01 PM EDT | Severe Thunderstorm Warning | IWX | 34 min |
| Jul 15, 3:47 PM EDT | Mesoscale Discussion | SPC | 118 min |
| Jul 15, 6:56 PM EDT | Mesoscale Discussion | SPC | 94 min |
| Jul 18, 1:47 PM EDT | Severe Thunderstorm Watch | SPC | 10 hr |
| Jul 18, 4:38 PM EDT | Severe Thunderstorm Warning | IWX | 67 min |
| Jul 18, 4:40 PM EDT | Areal Flood Advisory | IWX | 95 min |
| Jul 18, 4:48 PM EDT | Mesoscale Discussion | SPC | 87 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, 10:45 PM EDT | Mesoscale Discussion | SPC | 90 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, 7:30 PM EDT | Flash Flood Warning | IWX | 6 hr |
| 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, 4:37 PM EDT | Mesoscale Discussion | SPC | 83 min |
| Jul 28, 4:57 PM EDT | Severe Thunderstorm Warning | IWX | 63 min |
| Jul 28, 5:11 PM EDT | Severe Thunderstorm Warning | IWX | 64 min |
| Aug 4, 10:11 AM EDT | Mesoscale Discussion | SPC | 34 min |
| Aug 4, 10:37 AM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 4, 10:39 AM EDT | Severe Thunderstorm Warning | IWX | 49 min |
| Aug 4, 8:33 PM EDT | Special Weather Statement | IWX | 27 min |
| Aug 10, 3:15 AM EDT | Dense Fog Advisory | IWX | 6 hr |
| Aug 11, 4:01 AM EDT | Heat Advisory | IWX | 6 hr |
| Aug 12, 4:20 AM EDT | Heat Advisory | IWX | 16 hr |
| Aug 14, 4:21 AM EDT | Heat Advisory | IWX | 8 hr |
| Aug 15, 1:37 PM EDT | Special Weather Statement | IWX | 68 min |
| Aug 15, 3:45 PM EDT | Special Weather Statement | IWX | 60 min |
| Aug 15, 3:57 PM EDT | Severe Thunderstorm Warning | IWX | 33 min |
| Sep 11, 10:45 PM EDT | Dense Fog Advisory | IWX | 5 hr |
| Sep 21, 10:22 PM EDT | Special Weather Statement | IWX | 38 min |
| Sep 21, 10:25 PM EDT | Special Weather Statement | IWX | 35 min |
| Oct 3, 3:31 PM EDT | Frost Advisory | IWX | 16 hr |
| Oct 4, 3:24 PM EDT | Frost Advisory | IWX | 17 hr |
| Oct 10, 4:50 AM EDT | Red Flag Warning | IWX | 14 hr |
| Oct 15, 3:53 PM EDT | Frost Advisory | IWX | 16 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 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, 7:00 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 26, 8:55 AM EDT | Tornado Watch | SPC | 7 hr |
| Oct 26, 10:20 AM EDT | Severe Thunderstorm Warning | IWX | 55 min |
| Oct 26, 10:42 AM EDT | Tornado Warning | IWX | 33 min |
| Oct 26, 10:49 AM EDT | Tornado Warning | IWX | 41 min |
| Oct 26, 11:08 AM EDT | Tornado Warning | IWX | 52 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 11, 4:08 AM EST | Dense Fog Advisory | IWX | 5 hr |
| Nov 20, 7:55 AM EST | Dense Fog Advisory | IWX | 2 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 4, 4:49 AM EST | Lake Effect Snow Advisory | IWX | 4 days |
| Dec 11, 4:11 PM EST | Winter Weather Advisory | IWX | 57 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.