Tornado in McKenzie County, North Dakota

Tornado September 17, 2025 · McKenzie County, North Dakota

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Not rated

1.1 mi

Path length

50 yd

Path width

EF0EF1EF2EF3EF4EF5Unrated

The path drawn at its surveyed width of 50 yards (0.03 mi) — zoom in and the swath grows to true scale. Other tornadoes recorded nearby that day are shown faint.

Not rated. NOAA lists no rating for this tornado. Ratings come from surveying damage, and the National Weather Service now records “EFU” (unknown) when a tornado hit nothing a survey team could rate.

What the National Weather Service wrote

The tornado touched down in an open field northwest of Arnegard and moved south-southeast. The tornado impacted no structures, thus there was no damage to evaluate. By National Weather Service policy the tornado is rated EF-U (Unknown).

The wider storm

Multiple showers and a few thunderstorms developed over western and central North Dakota to the north of a slow moving low pressure system over South Dakota. One of these storms produced a landspout tornado near to the northwest of Arnegard in McKenzie County. The tornado impacted no structures, thus there was no damage to evaluate. By National Weather Service policy the tornado is rated EF-U (Unknown). In addition, a funnel cloud also developed to the south of Ross in Mountrail County.

Began near Arnegard (47.8300, -103.4700).

Source: NOAA Storm Events Database, event 1295050. Narratives are written by the National Weather Service forecast office that issued the report.

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