Alert archive / Indiana / Allen County
Weather alerts in Allen County, Indiana, 2019
139 weather alerts in 2019, 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 2019. Tap one for its archive.
- Alerts
- 139
- Warnings
- 47
- Watches
- 15
- Advisories
- 36
- Busiest month
- May37 alerts
- Busiest day
- May 17, 201913 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Allen County, 2019
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 18 | 11 | 39% | 21 | 95% | 21 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2019
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Northern Indiana: tornado warnings | 22 | 5 | 77% | 15 | 53% | 21 min |
| NWS Northern Indiana: severe thunderstorm warnings | 164 | 74 | 55% | 293 | 70% | 23 min |
| NWS Northern Indiana: flash flood warnings | 21 | 3 | 86% | 5 | 60% | 40 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 8, 3:59 AM EST | Wind Advisory | IWX | 18 hr |
| Jan 11, 3:22 AM EST | Winter Weather Advisory | IWX | 48 hr |
| Jan 15, 3:22 PM EST | Winter Weather Advisory | IWX | 19 hr |
| Jan 17, 2:31 PM EST | Winter Storm Watch | IWX | 25 hr |
| Jan 18, 3:01 PM EST | Winter Storm Warning | IWX | 37 hr |
| Jan 19, 11:09 AM EST | Mesoscale Discussion | SPC | 3 hr |
| Jan 19, 2:34 PM EST | Mesoscale Discussion | SPC | 4 hr |
| Jan 20, 7:33 AM EST | Wind Chill Advisory | IWX | 28 hr |
| Jan 22, 4:07 AM EST | Winter Weather Advisory | IWX | 24 hr |
| Jan 23, 10:29 PM EST | River Flood Warning | IWX | 60 hr |
| Jan 24, 3:30 AM EST | Wind Chill Advisory | IWX | 33 hr |
| Jan 27, 4:06 AM EST | Winter Weather Advisory | IWX | 49 hr |
| Jan 28, 3:50 AM EST | Wind Chill Watch | IWX | 11 hr |
| Jan 28, 2:44 PM EST | Wind Chill Warning | IWX | 70 hr |
| Jan 31, 3:59 AM EST | Winter Weather Advisory | IWX | 28 hr |
| Feb 6, 11:20 AM EST | River Flood Warning | IWX | 35 hr |
| Feb 6, 11:20 AM EST | River Flood Warning | IWX | 5 days |
| Feb 6, 11:20 AM EST | River Flood Warning | IWX | 4 days |
| Feb 7, 1:23 PM EST | Wind Advisory | IWX | 15 hr |
| Feb 11, 3:21 AM EST | Winter Weather Advisory | IWX | 32 hr |
| Feb 12, 4:03 AM EST | Wind Advisory | IWX | 26 hr |
| Feb 19, 3:55 AM EST | Winter Weather Advisory | IWX | 35 hr |
| Feb 22, 11:37 AM EST | High Wind Watch | IWX | 27 hr |
| Feb 23, 2:11 PM EST | High Wind Warning | IWX | 35 hr |
| Feb 24, 3:08 AM EST | Special Weather Statement | IWX | 52 min |
| Mar 9, 3:33 PM EST | Wind Advisory | IWX | 23 hr |
| Mar 13, 3:37 PM EDT | Wind Advisory | IWX | 31 hr |
| Mar 14, 6:08 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Apr 20, 8:00 PM EDT | River Flood Warning | IWX | 4 days |
| Apr 25, 10:26 PM EDT | River Flood Warning | IWX | 21 days |
| Apr 26, 10:09 AM EDT | River Flood Warning | IWX | 3 days |
| Apr 27, 12:07 PM EDT | River Flood Warning | IWX | 4 days |
| Apr 30, 11:34 AM EDT | River Flood Warning | IWX | 65 hr |
| Apr 30, 8:46 PM EDT | River Flood Warning | IWX | 8 days |
| May 1, 11:37 AM EDT | River Flood Warning | IWX | 34 hr |
| May 9, 9:26 AM EDT | Special Weather Statement | IWX | 49 min |
| May 16, 8:54 PM EDT | Severe Thunderstorm Warning | IWX | 36 min |
| May 16, 9:11 PM EDT | Severe Thunderstorm Warning | IWX | 49 min |
| May 16, 9:24 PM EDT | Severe Thunderstorm Warning | IWX | 66 min |
| May 16, 9:27 PM EDT | Special Weather Statement | IWX | 33 min |
| May 16, 9:33 PM EDT | Severe Thunderstorm Warning | IWX | 42 min |
| May 16, 9:57 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 16, 10:06 PM EDT | Severe Thunderstorm Warning | IWX | 54 min |
| May 16, 10:32 PM EDT | Special Weather Statement | IWX | 28 min |
| May 16, 10:43 PM EDT | Areal Flood Advisory | IWX | 4 hr |
| May 16, 10:53 PM EDT | Special Weather Statement | IWX | 52 min |
| May 16, 11:19 PM EDT | Severe Thunderstorm Warning | IWX | 56 min |
| May 17, 12:09 AM EDT | Areal Flood Warning | IWX | 12 hr |
| May 17, 1:20 AM EDT | Special Weather Statement | IWX | 55 min |
| May 18, 11:10 AM EDT | River Flood Warning | IWX | 5 days |
| May 19, 4:26 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| May 19, 5:59 PM EDT | Severe Thunderstorm Warning | IWX | 46 min |
| May 19, 7:00 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 21, 6:41 AM EDT | River Flood Warning | IWX | 39 hr |
| May 23, 3:01 AM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| May 23, 4:48 AM EDT | Severe Thunderstorm Warning | IWX | 57 min |
| May 23, 4:50 AM EDT | Mesoscale Discussion | SPC | 55 min |
| May 23, 5:03 AM EDT | Severe Thunderstorm Warning | IWX | 57 min |
| May 27, 2:22 PM EDT | Tornado Watch | SPC | 9 hr |
| May 27, 6:06 PM EDT | Special Weather Statement | IWX | 39 min |
| May 27, 6:30 PM EDT | Mesoscale Discussion | SPC | 90 min |
| May 27, 8:52 PM EDT | Areal Flood Advisory | IWX | 3 hr |
| May 28, 12:01 AM EDT | Areal Flood Advisory | IWX | 6 hr |
| May 28, 4:50 AM EDT | River Flood Warning | IWX | 4 days |
| May 28, 12:16 PM EDT | Mesoscale Discussion | SPC | 119 min |
| May 28, 1:22 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 28, 3:24 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 28, 4:01 PM EDT | Special Weather Statement | IWX | 29 min |
| May 28, 4:16 PM EDT | Severe Thunderstorm Warning | IWX | 23 min |
| May 29, 8:52 AM EDT | River Flood Warning | IWX | 33 hr |
| Jun 1, 4:58 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 1, 5:37 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 1, 9:33 PM EDT | Special Weather Statement | IWX | 27 min |
| Jun 1, 9:40 PM EDT | Severe Thunderstorm Warning | IWX | 50 min |
| Jun 1, 9:56 PM EDT | Severe Thunderstorm Warning | IWX | 49 min |
| Jun 1, 10:23 PM EDT | Areal Flood Warning | IWX | 3 hr |
| Jun 1, 10:27 PM EDT | Special Weather Statement | IWX | 33 min |
| Jun 1, 10:50 PM EDT | Severe Thunderstorm Warning | IWX | 40 min |
| Jun 2, 2:06 AM EDT | River Flood Warning | IWX | 21 days |
| Jun 5, 1:00 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 15, 5:45 AM EDT | Flash Flood Watch | IWX | 28 hr |
| Jun 18, 10:57 AM EDT | River Flood Warning | IWX | 11 hr |
| Jun 19, 3:35 AM EDT | Flash Flood Watch | IWX | 37 hr |
| Jun 19, 1:17 PM EDT | Areal Flood Advisory | IWX | 3 hr |
| Jun 19, 3:49 PM EDT | Areal Flood Advisory | IWX | 3 hr |
| Jun 20, 1:46 PM EDT | Areal Flood Advisory | IWX | 119 min |
| Jun 20, 1:48 PM EDT | River Flood Warning | IWX | 57 hr |
| Jun 20, 3:19 PM EDT | River Flood Warning | IWX | 5 days |
| Jun 27, 2:35 AM EDT | Special Weather Statement | IWX | 25 min |
| Jun 27, 2:55 AM EDT | Areal Flood Advisory | IWX | 3 hr |
| Jul 2, 2:50 AM EDT | Heat Advisory | IWX | 17 hr |
| Jul 2, 3:31 PM EDT | Mesoscale Discussion | SPC | 89 min |
| Jul 2, 11:00 PM EDT | Special Weather Statement | IWX | 45 min |
| Jul 2, 11:18 PM EDT | Severe Thunderstorm Warning | IWX | 42 min |
| Jul 2, 11:58 PM EDT | Special Weather Statement | IWX | 47 min |
| Jul 3, 9:35 PM EDT | Areal Flood Advisory | IWX | 115 min |
| Jul 6, 2:36 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 16, 6:19 PM EDT | Special Weather Statement | IWX | 41 min |
| Jul 17, 2:46 AM EDT | Excessive Heat Watch | IWX | 24 hr |
| Jul 17, 3:34 PM EDT | Excessive Heat Warning | IWX | 3 days |
| Jul 18, 1:26 PM EDT | Special Weather Statement | IWX | 34 min |
| Jul 18, 3:04 PM EDT | Excessive Heat Warning | IWX | 53 hr |
| Jul 21, 5:38 PM EDT | Special Weather Statement | IWX | 67 min |
| Jul 21, 6:21 PM EDT | Special Weather Statement | IWX | 54 min |
| Aug 12, 8:55 PM EDT | Areal Flood Advisory | IWX | 3 hr |
| Aug 12, 10:46 PM EDT | Areal Flood Advisory | IWX | 4 hr |
| Aug 14, 3:41 PM EDT | Special Weather Statement | IWX | 49 min |
| Aug 14, 4:04 PM EDT | Severe Thunderstorm Warning | IWX | 41 min |
| Aug 14, 4:10 PM EDT | Mesoscale Discussion | SPC | 95 min |
| Aug 14, 4:22 PM EDT | Areal Flood Advisory | IWX | 113 min |
| Aug 18, 7:18 AM EDT | Special Weather Statement | IWX | 27 min |
| Aug 18, 7:37 AM EDT | Special Weather Statement | IWX | 38 min |
| Aug 18, 9:05 AM EDT | Areal Flood Advisory | IWX | 3 hr |
| Aug 18, 3:02 PM EDT | Mesoscale Discussion | SPC | 118 min |
| Aug 18, 3:24 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 18, 6:42 PM EDT | Mesoscale Discussion | SPC | 93 min |
| Aug 18, 7:46 PM EDT | Severe Thunderstorm Warning | IWX | 29 min |
| Aug 18, 8:18 PM EDT | Severe Thunderstorm Warning | IWX | 42 min |
| Aug 18, 9:48 PM EDT | Areal Flood Advisory | IWX | 3 hr |
| Aug 20, 4:20 PM EDT | Special Weather Statement | IWX | 40 min |
| Aug 20, 4:49 PM EDT | Special Weather Statement | IWX | 41 min |
| Sep 12, 5:57 PM EDT | Special Weather Statement | IWX | 33 min |
| Sep 13, 2:21 PM EDT | Mesoscale Discussion | SPC | 84 min |
| Sep 13, 2:45 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Sep 13, 3:05 PM EDT | Special Weather Statement | IWX | 25 min |
| Sep 13, 3:20 PM EDT | Severe Thunderstorm Warning | IWX | 27 min |
| Sep 13, 3:54 PM EDT | Special Weather Statement | IWX | 36 min |
| Oct 3, 5:03 AM EDT | Dense Fog Advisory | IWX | 4 hr |
| Oct 14, 3:05 PM EDT | Frost Advisory | IWX | 17 hr |
| Oct 17, 3:43 AM EDT | Frost Advisory | IWX | 29 hr |
| Oct 31, 4:11 AM EDT | Wind Advisory | IWX | 18 hr |
| Oct 31, 9:35 PM EDT | River Flood Warning | IWX | 5 days |
| Nov 10, 3:00 PM EST | Winter Weather Advisory | IWX | 44 hr |
| Nov 25, 2:32 PM EST | High Wind Watch | IWX | 23 hr |
| Nov 26, 1:37 PM EST | High Wind Warning | IWX | 31 hr |
| Dec 24, 3:02 AM EST | Freezing Fog Advisory | IWX | 9 hr |
| Dec 24, 12:05 PM EST | Dense Fog Advisory | IWX | 4 hr |
| Dec 24, 5:20 PM EST | Dense Fog Advisory | IWX | 14 hr |
| Dec 30, 11:21 AM EST | River Flood Warning | IWX | 21 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 archive20182020
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.