Tornado Warning — Warned Area, IA — May 18, 2026
NWS DMX · ETN 41 · National Weather Service warning
Event Summary
The National Weather Service office DMX issued a tornado warning at 02:35 UTC on May 18, 2026. The warning was in effect for 40 minutes, ending at May 18, 2026 03:15 UTC. At the last radar check, the storm was located near 43.18, -94.16, moving northeast at about 55 mph.
Timeline
- Issued
- Last updated
- Ended
Counties Affected
Storm Reports
| Time | Location | County / State | EF | Remarks |
|---|---|---|---|---|
| 2 S Wesley | Kossuth, IA | UNK | Confirmed tornado via Emergency Management. (DMX) | |
| 4 N Crystal Lake | Winnebago, IA | UNK | Reports of power line sparking/flashing. (DMX) | |
| 1 W Joice | Worth, IA | UNK | Structure damage. Time estimated via radar. (DMX) | |
| 2 SW Conger | Freeborn, MN | UNK | Delayed report... time estimated from radar. Damage to out buildings... and swirls in farm field match up with other reports. Possible tornado start. (MPX) | |
| 3 S Mason City | Cerro Gordo, IA | UNK | Fire reported tornado on ground. Time estimated via radar. (DMX) | |
| 3 S Mason City | Cerro Gordo, IA | UNK | Local fire reports tornado on ground. Time estimated via radar. (DMX) | |
| 3 S Mason City | Cerro Gordo, IA | UNK | Local fire reports tornado on ground. (DMX) | |
| 2 ESE Glenville | Freeborn, MN | UNK | Delayed report... time estimated from radar. Damage in line QLCS tornado... supported by radar signature and near storm environment. (MPX) |
Preliminary local storm reports (SPC) within the warned area window — subject to revision after NWS surveys.