Alert archive / Ohio / Mercer County
Weather alerts in Mercer County, Ohio, 2017
150 weather alerts in 2017, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Mercer County and its neighbors
Each county as a circle sized by its count in 2017. Tap one for its archive.
- Alerts
- 150
- Warnings
- 22
- Watches
- 14
- Advisories
- 51
- Busiest month
- July27 alerts
- Busiest day
- November 5, 201710 alerts
Over time
By month
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 3, 9:09 AM EST | Dense Fog Advisory | ILN | 5 hr |
| Jan 6, 3:38 AM EST | Wind Chill Advisory | ILN | 8 hr |
| Jan 9, 3:13 PM EST | Winter Weather Advisory | ILN | 19 hr |
| Jan 10, 3:10 AM EST | Wind Advisory | ILN | 21 hr |
| Jan 12, 6:32 AM EST | Areal Flood Advisory | ILN | 3 hr |
| Jan 13, 4:03 AM EST | Freezing Rain Advisory | ILN | 40 hr |
| Feb 8, 4:05 AM EST | Winter Weather Advisory | ILN | 18 hr |
| Feb 19, 10:30 PM EST | Dense Fog Advisory | ILN | 13 hr |
| Feb 24, 5:56 PM EST | Mesoscale Discussion | SPC | 94 min |
| Feb 24, 6:36 PM EST | Severe Thunderstorm Watch | SPC | 6 hr |
| Feb 28, 11:03 PM EST | Mesoscale Discussion | SPC | 117 min |
| Feb 28, 11:29 PM EST | Tornado Watch | SPC | 8 hr |
| Mar 1, 1:44 AM EST | Mesoscale Discussion | SPC | 61 min |
| Mar 1, 4:03 AM EST | Special Weather Statement | ILN | 27 min |
| Mar 1, 10:29 AM EST | Wind Advisory | ILN | 18 hr |
| Mar 7, 3:07 PM EST | Wind Advisory | ILN | 28 hr |
| Mar 8, 8:46 AM EST | High Wind Warning | ILN | 10 hr |
| Mar 12, 2:40 PM EDT | Winter Weather Advisory | ILN | 39 hr |
| Mar 17, 9:04 AM EDT | Winter Weather Advisory | ILN | 7 hr |
| Mar 17, 11:47 PM EDT | Dense Fog Advisory | ILN | 8 hr |
| Mar 21, 4:12 AM EDT | Dense Fog Advisory | ILN | 7 hr |
| Mar 30, 3:03 PM EDT | Tornado Watch | SPC | 5 hr |
| Mar 30, 4:27 PM EDT | Mesoscale Discussion | SPC | 33 min |
| Mar 30, 6:11 PM EDT | Special Weather Statement | ILN | 19 min |
| Mar 30, 6:30 PM EDT | Severe Thunderstorm Warning | ILN | 13 min |
| Mar 30, 6:48 PM EDT | Special Weather Statement | ILN | 27 min |
| Mar 30, 7:05 PM EDT | Mesoscale Discussion | SPC | 55 min |
| Mar 30, 8:25 PM EDT | Special Weather Statement | ILN | 35 min |
| Apr 5, 2:59 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Apr 6, 3:58 AM EDT | Wind Advisory | ILN | 18 hr |
| Apr 7, 3:46 AM EDT | Frost Advisory | ILN | 12 hr |
| Apr 7, 3:46 AM EDT | Freeze Warning | ILN | 29 hr |
| Apr 11, 1:57 AM EDT | Special Weather Statement | ILN | 18 min |
| Apr 20, 1:36 PM EDT | Mesoscale Discussion | SPC | 84 min |
| Apr 20, 2:08 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Apr 20, 4:31 PM EDT | Mesoscale Discussion | SPC | 119 min |
| Apr 20, 7:01 PM EDT | Mesoscale Discussion | SPC | 59 min |
| Apr 29, 5:19 AM EDT | Areal Flood Advisory | ILN | 4 hr |
| Apr 29, 5:46 AM EDT | Special Weather Statement | ILN | 29 min |
| Apr 29, 5:50 AM EDT | Areal Flood Advisory | ILN | 3 hr |
| Apr 30, 4:41 PM EDT | Special Weather Statement | ILN | 34 min |
| May 1, 5:49 AM EDT | Special Weather Statement | ILN | 56 min |
| May 2, 1:34 AM EDT | Wind Advisory | ILN | 16 hr |
| May 3, 11:37 PM EDT | Flood Watch | ILN | 39 hr |
| May 5, 11:38 AM EDT | Areal Flood Advisory | ILN | 3 hr |
| May 7, 3:21 AM EDT | Freeze Watch | ILN | 12 hr |
| May 7, 3:17 PM EDT | Freeze Warning | ILN | 18 hr |
| May 11, 12:23 AM EDT | Special Weather Statement | ILN | 37 min |
| May 18, 10:16 PM EDT | Special Weather Statement | ILN | 44 min |
| May 18, 10:39 PM EDT | Areal Flood Advisory | ILN | 3 hr |
| May 19, 3:56 PM EDT | Areal Flood Advisory | ILN | 3 hr |
| May 24, 11:47 AM EDT | Mesoscale Discussion | SPC | 58 min |
| May 24, 7:09 PM EDT | Areal Flood Advisory | ILN | 6 hr |
| May 28, 1:16 PM EDT | Mesoscale Discussion | SPC | 119 min |
| May 28, 5:46 PM EDT | Mesoscale Discussion | SPC | 59 min |
| May 28, 6:03 PM EDT | Areal Flood Advisory | ILN | 3 hr |
| May 28, 6:26 PM EDT | Special Weather Statement | ILN | 34 min |
| May 28, 7:39 PM EDT | Mesoscale Discussion | SPC | 96 min |
| May 28, 8:34 PM EDT | Special Weather Statement | ILN | 26 min |
| May 28, 8:37 PM EDT | Areal Flood Advisory | ILN | 3 hr |
| May 28, 8:52 PM EDT | Areal Flood Advisory | ILN | 3 hr |
| Jun 4, 4:06 PM EDT | Mesoscale Discussion | SPC | 54 min |
| Jun 4, 4:46 PM EDT | Special Weather Statement | ILN | 29 min |
| Jun 4, 4:57 PM EDT | Severe Thunderstorm Warning | ILN | 22 min |
| Jun 4, 5:26 PM EDT | Areal Flood Advisory | ILN | 3 hr |
| Jun 5, 3:33 PM EDT | Special Weather Statement | ILN | 42 min |
| Jun 5, 3:56 PM EDT | Severe Thunderstorm Warning | ILN | 49 min |
| Jun 5, 4:33 PM EDT | Severe Thunderstorm Warning | ILN | 42 min |
| Jun 13, 12:18 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 13, 6:42 PM EDT | Special Weather Statement | ILN | 33 min |
| Jun 13, 7:04 PM EDT | Severe Thunderstorm Warning | ILN | 41 min |
| Jun 13, 7:22 PM EDT | Areal Flood Advisory | ILN | 113 min |
| Jun 19, 1:44 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 19, 5:53 PM EDT | Special Weather Statement | ILN | 37 min |
| Jun 19, 8:19 PM EDT | Special Weather Statement | ILN | 26 min |
| Jun 23, 10:38 AM EDT | Areal Flood Advisory | ILN | 2 hr |
| Jun 29, 6:11 PM EDT | Special Weather Statement | ILN | 34 min |
| Jun 30, 2:19 AM EDT | Special Weather Statement | ILN | 26 min |
| Jun 30, 3:01 AM EDT | Areal Flood Advisory | ILN | 3 hr |
| Jun 30, 1:56 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 30, 6:08 PM EDT | Special Weather Statement | ILN | 52 min |
| Jun 30, 6:44 PM EDT | Areal Flood Advisory | ILN | 3 hr |
| Jun 30, 7:50 PM EDT | Areal Flood Advisory | ILN | 2 hr |
| Jul 3, 6:49 PM EDT | Areal Flood Advisory | ILN | 3 hr |
| Jul 3, 7:21 PM EDT | Special Weather Statement | ILN | 24 min |
| Jul 3, 7:58 PM EDT | Areal Flood Advisory | ILN | 3 hr |
| Jul 7, 8:51 AM EDT | Mesoscale Discussion | SPC | 114 min |
| Jul 7, 9:46 AM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 7, 11:22 AM EDT | Mesoscale Discussion | SPC | 53 min |
| Jul 7, 11:28 AM EDT | Special Weather Statement | ILN | 32 min |
| Jul 7, 11:49 AM EDT | Special Weather Statement | ILN | 26 min |
| Jul 7, 11:59 AM EDT | Special Weather Statement | ILN | 31 min |
| Jul 10, 7:56 PM EDT | Special Weather Statement | ILN | 49 min |
| Jul 10, 8:12 PM EDT | Severe Thunderstorm Warning | ILN | 48 min |
| Jul 10, 8:26 PM EDT | Tornado Warning | ILN | 34 min |
| Jul 10, 8:58 PM EDT | Severe Thunderstorm Warning | ILN | 25 min |
| Jul 10, 9:56 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 10, 10:19 PM EDT | Severe Thunderstorm Warning | ILN | 41 min |
| Jul 10, 11:13 PM EDT | Areal Flood Advisory | ILN | 2 hr |
| Jul 11, 3:30 AM EDT | Flash Flood Watch | ILN | 15 hr |
| Jul 12, 2:40 PM EDT | Flash Flood Watch | ILN | 37 hr |
| Jul 16, 8:47 PM EDT | Severe Thunderstorm Warning | ILN | 43 min |
| Jul 16, 9:05 PM EDT | Areal Flood Advisory | ILN | 11 hr |
| Jul 16, 9:49 PM EDT | Flash Flood Warning | ILN | 116 min |
| Jul 16, 10:02 PM EDT | Areal Flood Advisory | ILN | 118 min |
| Jul 21, 7:28 AM EDT | Severe Thunderstorm Warning | ILN | 47 min |
| Jul 22, 3:56 AM EDT | Areal Flood Advisory | ILN | 3 hr |
| Jul 22, 4:52 AM EDT | Special Weather Statement | ILN | 23 min |
| Jul 22, 6:36 AM EDT | Flash Flood Warning | ILN | 5 hr |
| Jul 23, 2:03 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 3, 8:15 PM EDT | Special Weather Statement | ILN | 30 min |
| Aug 3, 8:47 PM EDT | Special Weather Statement | ILN | 43 min |
| Aug 4, 5:16 AM EDT | Special Weather Statement | ILN | 44 min |
| Aug 11, 1:46 PM EDT | Special Weather Statement | ILN | 14 min |
| Aug 11, 2:05 PM EDT | Special Weather Statement | ILN | 25 min |
| Aug 17, 12:04 PM EDT | Mesoscale Discussion | SPC | 116 min |
| Aug 28, 5:30 PM EDT | Special Weather Statement | ILN | 15 min |
| Aug 30, 3:14 AM EDT | Dense Fog Advisory | ILN | 7 hr |
| Sep 4, 4:32 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Sep 4, 6:50 PM EDT | Mesoscale Discussion | SPC | 115 min |
| Sep 4, 10:26 PM EDT | Mesoscale Discussion | SPC | 64 min |
| Oct 7, 9:37 PM EDT | Special Weather Statement | ILN | 23 min |
| Oct 10, 12:26 AM EDT | Dense Fog Advisory | ILN | 10 hr |
| Oct 15, 8:43 AM EDT | Special Weather Statement | ILN | 32 min |
| Oct 25, 3:43 AM EDT | Frost Advisory | ILN | 30 hr |
| Oct 25, 3:43 AM EDT | Freeze Warning | ILN | 30 hr |
| Nov 5, 3:23 AM EST | Flash Flood Watch | ILN | 24 hr |
| Nov 5, 12:08 PM EST | Tornado Watch | SPC | 7 hr |
| Nov 5, 2:07 PM EST | Tornado Warning | ILN | 23 min |
| Nov 5, 2:25 PM EST | Tornado Warning | ILN | 35 min |
| Nov 5, 2:29 PM EST | Mesoscale Discussion | SPC | 31 min |
| Nov 5, 2:40 PM EST | Tornado Warning | ILN | 35 min |
| Nov 5, 3:20 PM EST | Special Weather Statement | ILN | 25 min |
| Nov 5, 3:27 PM EST | Severe Thunderstorm Warning | ILN | 48 min |
| Nov 5, 3:33 PM EST | Tornado Warning | ILN | 12 min |
| Nov 5, 3:37 PM EST | Areal Flood Advisory | ILN | 3 hr |
| Nov 17, 3:03 PM EST | Wind Advisory | ILN | 32 hr |
| Nov 18, 9:12 AM EST | Areal Flood Advisory | ILN | 3 hr |
| Nov 18, 10:23 AM EST | Flood Watch | ILN | 10 hr |
| Nov 18, 10:29 AM EST | Areal Flood Advisory | ILN | 2 hr |
| Nov 18, 12:04 PM EST | Severe Thunderstorm Watch | SPC | 8 hr |
| Nov 18, 1:55 PM EST | Areal Flood Advisory | ILN | 3 hr |
| Nov 18, 2:02 PM EST | Special Weather Statement | ILN | 28 min |
| Nov 18, 2:48 PM EST | Mesoscale Discussion | SPC | 57 min |
| Dec 12, 1:43 PM EST | Special Weather Statement | ILN | 32 min |
| Dec 13, 9:49 PM EST | Wind Advisory | ILN | 6 hr |
| Dec 23, 3:23 PM EST | Winter Weather Advisory | ILN | 34 hr |
| Dec 26, 3:28 AM EST | Wind Chill Advisory | ILN | 31 hr |
| Dec 29, 3:30 AM EST | Winter Weather Advisory | ILN | 24 hr |
| Dec 30, 3:20 PM EST | Wind Chill Advisory | ILN | 20 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 11 |
| Tornado Warning | 5 |
| Severe Thunderstorm Watch | 5 |
| Tornado Watch | 3 |
| Mesoscale Discussion | 26 |
| Special Weather Statement | 37 |
| Flooding | |
| Flash Flood Warning | 2 |
| Flash Flood Watch | 3 |
| Flood Watch | 2 |
| Areal Flood Advisory | 26 |
| Winter | |
| Freezing Rain Advisory | 1 |
| Winter Weather Advisory | 6 |
| Cold | |
| Freeze Warning | 3 |
| Freeze Watch | 1 |
| Frost Advisory | 2 |
| Wind Chill Advisory | 3 |
| Wind and dust | |
| High Wind Warning | 1 |
| Wind Advisory | 7 |
| Fog and smoke | |
| Dense Fog Advisory | 6 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20162018
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. Rebuilt daily.