Alert archive / Ohio / Flash Flood Watches / 2021
Flash Flood Watches in Ohio, August 2021
6 flash flood watches in August 2021. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of flash flood watches reaches back to 2005.
Flash Flood Watches by county
Each county as a circle sized by its count in August 2021. Tap one for its archive.
- Flash Flood Watches
- 6
- Busiest day
- August 30, 20213 flash flood watches
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 | Counties | Lasted |
|---|---|---|---|---|
| Aug 17, 2:56 AM EDT | Flash Flood Watch | RLX | Athens, Gallia, Lawrence, Meigs, Morgan, Washington | 33 hr |
| Aug 17, 1:28 PM EDT | Flash Flood Watch | PBZ | Belmont, Carroll, Columbiana, Coshocton, Guernsey, Harrison and 5 more | 27 hr |
| Aug 18, 3:23 AM EDT | Flash Flood Watch | CLE | Holmes, Mahoning, Stark, Trumbull | 12 hr |
| Aug 30, 3:38 AM EDT | Flash Flood Watch | ILN | Adams, Brown, Butler, Clermont, Clinton, Hamilton and 6 more | 48 hr |
| Aug 30, 3:48 AM EDT | Flash Flood Watch | RLX | Athens, Gallia, Jackson, Lawrence, Meigs, Morgan and 3 more | 58 hr |
| Aug 30, 4:33 AM EDT | Flash Flood Watch | PBZ | Belmont, Carroll, Columbiana, Coshocton, Guernsey, Harrison and 5 more | 57 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Athens County2
- Gallia County2
- Lawrence County2
- Meigs County2
- Morgan County2
- Washington County2
- Belmont County2
- Carroll County2
- Columbiana County2
- Coshocton County2
- Guernsey County2
- Harrison County2
- Jefferson County2
- Monroe County2
- Muskingum County2
- Noble County2
- Tuscarawas County2
- Holmes County1
- Mahoning County1
- Stark County1
- Trumbull County1
- Adams County1
- Brown County1
- Butler County1
- Clermont County1
- Clinton County1
- Hamilton County1
- Highland County1
- Hocking County1
- Pike County1
- Ross County1
- Scioto County1
- Warren County1
- Jackson County1
- Perry County1
- Vinton County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
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.