Alert archive / Ohio / River Flood Warnings / 2026
River Flood Warnings in Ohio, March 2026
25 river flood warnings in March 2026. 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 river flood warnings reaches back to 2005.
River Flood Warnings by county
Each county as a circle sized by its count in March 2026. Tap one for its archive.
- River Flood Warnings
- 25
- Busiest day
- March 27, 202610 river flood warnings
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 |
|---|---|---|---|---|
| Mar 3, 8:17 PM EST | River Flood Warning | ILN | Hamilton | 9 hr |
| Mar 3, 10:28 PM EST | River Flood Warning | ILN | Warren | 48 hr |
| Mar 4, 1:55 AM EST | River Flood Warning | ILN | Clermont, Hamilton | 29 hr |
| Mar 4, 5:38 AM EST | River Flood Warning | ILN | Hamilton | 16 hr |
| Mar 4, 11:58 PM EST | River Flood Warning | ILN | Greene, Warren | 50 hr |
| Mar 5, 12:53 AM EST | River Flood Warning | ILN | Hamilton | 25 hr |
| Mar 5, 12:57 AM EST | River Flood Warning | ILN | Warren | 15 hr |
| Mar 5, 10:56 AM EST | River Flood Warning | ILN | Hocking | 18 hr |
| Mar 5, 2:38 PM EST | River Flood Warning | ILN | Pike, Scioto | 39 hr |
| Mar 5, 10:03 PM EST | River Flood Warning | CLE | Trumbull | 28 hr |
| Mar 6, 6:51 AM EST | River Flood Warning | ILN | Adams | 5 hr |
| Mar 10, 9:28 PM EDT | River Flood Warning | IWX | Defiance, Fulton, Williams | 7 days |
| Mar 11, 5:56 AM EDT | River Flood Warning | IWX | Williams | 4 days |
| Mar 11, 5:59 AM EDT | River Flood Warning | IWX | Defiance | 21 days |
| Mar 12, 3:27 AM EDT | River Flood Warning | ILN | Hocking | 9 hr |
| Mar 27, 3:23 AM EDT | River Flood Warning | ILN | Licking | 12 hr |
| Mar 27, 5:54 AM EDT | River Flood Warning | ILN | Clark | 16 hr |
| Mar 27, 6:31 AM EDT | River Flood Warning | ILN | Licking | 12 hr |
| Mar 27, 7:22 AM EDT | River Flood Warning | PBZ | Tuscarawas | 3 days |
| Mar 27, 9:01 AM EDT | River Flood Warning | ILN | Shelby | 9 hr |
| Mar 27, 9:57 AM EDT | River Flood Warning | ILN | Pickaway | 52 hr |
| Mar 27, 11:17 AM EDT | River Flood Warning | CLE | Holmes, Wayne | 69 hr |
| Mar 27, 11:59 AM EDT | River Flood Warning | PBZ | Coshocton | 70 hr |
| Mar 27, 3:14 PM EDT | River Flood Warning | CLE | Trumbull | 20 hr |
| Mar 27, 4:57 PM EDT | River Flood Warning | ILN | Fairfield, Licking | 4 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Hamilton County4
- Warren County3
- Licking County3
- Hocking County2
- Trumbull County2
- Defiance County2
- Williams County2
- Clermont County1
- Greene County1
- Pike County1
- Scioto County1
- Adams County1
- Fulton County1
- Clark County1
- Tuscarawas County1
- Shelby County1
- Pickaway County1
- Holmes County1
- Wayne County1
- Coshocton County1
- Fairfield County1
Nearby
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.