Alert archive / Ohio / Mercer County / 2026
Weather alerts in Mercer County, Ohio, August 2026
28 weather alerts in August 2026, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 28
- Warnings
- 10
- Watches
- 7
- Advisories
- 4
- Busiest day
- August 11, 202611 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
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 |
|---|---|---|---|
| Aug 9, 7:22 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Aug 9, 7:26 PM EDT | Severe Thunderstorm Warning | ILN | 49 min |
| Aug 9, 7:52 PM EDT | Special Weather Statement | ILN | 23 min |
| Aug 9, 8:12 PM EDT | Special Weather Statement | ILN | 48 min |
| Aug 10, 12:48 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 10, 1:04 PM EDT | Flood Watch | ILN | 4 days |
| Aug 10, 6:15 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 10, 7:21 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 10, 9:00 PM EDT | Mesoscale Discussion | SPC | 90 min |
| Aug 10, 9:29 PM EDT | Severe Thunderstorm Warning | ILN | 46 min |
| Aug 10, 9:49 PM EDT | Severe Thunderstorm Warning | ILN | 41 min |
| Aug 10, 10:21 PM EDT | Severe Thunderstorm Warning | ILN | 39 min |
| Aug 10, 10:39 PM EDT | Severe Thunderstorm Warning | ILN | 36 min |
| Aug 10, 10:45 PM EDT | Areal Flood Advisory | ILN | 3 hr |
| Aug 10, 10:52 PM EDT | Mesoscale Discussion | SPC | 83 min |
| Aug 11, 7:57 AM EDT | Severe Thunderstorm Warning | ILN | 63 min |
| Aug 11, 8:09 AM EDT | Severe Thunderstorm Warning | ILN | 51 min |
| Aug 11, 12:32 PM EDT | Severe Thunderstorm Warning | ILN | 43 min |
| Aug 11, 12:40 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 12, 8:07 AM EDT | Severe Thunderstorm Warning | ILN | 22 min |
| Aug 12, 8:10 AM EDT | Areal Flood Advisory | ILN | 6 hr |
| Aug 12, 2:07 PM EDT | Areal Flood Warning | ILN | 4 hr |
| Aug 14, 2:57 PM EDT | Flood Watch | ILN | 41 hr |
| Aug 15, 4:56 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 19, 12:40 PM EDT | Flood Watch | ILN | 21 hr |
| Aug 19, 3:55 PM EDT | Areal Flood Advisory | ILN | 5 hr |
| Aug 19, 5:52 PM EDT | Mesoscale Discussion | SPC | 83 min |
| Aug 31, 2:03 PM EDT | Heat Advisory | ILN | 4 days |
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 | 9 |
| Severe Thunderstorm Watch | 4 |
| Mesoscale Discussion | 5 |
| Special Weather Statement | 2 |
| Flooding | |
| Areal Flood Warning | 1 |
| Flood Watch | 3 |
| Areal Flood Advisory | 3 |
| Heat | |
| Heat Advisory | 1 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive2025
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.