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2025 Enderlin tornado

EF5 tornado in North Dakota, US

  • 14 min read
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Through Tornado, Storm and Great Plains

The tornado was initially rated EF3 with maximum wind speeds estimated at 160 mph (260 km/h). In early-October 2025, its rating was later upgraded to EF5 with maximum wind speeds estimated of >210 mph (340 km/h). This was in result of additional research and forensic damage analysis conducted by the NWS office in Grand Forks, North Dakota, in collaboration with the Northern Tornadoes Project. The last EF5 tornado prior to this storm, took place in May 2013 in Moore, Oklahoma. In its wake, the Enderlin tornado destroyed multiple farmhouses and obliterated a forest along the Maple River. Following the tornado outbreak, the governor of North Dakota declared a statewide disaster. Federal relief was approved in September but stalled amid the 2025 U.S. federal government shutdown. Locals and other organizations volunteered to help with the recovery efforts.

Meteorological synopsis

Forecasting in advance

On June 15, 2025, the Storm Prediction Center (SPC) on its Day 6 outlook forecasted that a shortwave, mid-level ridge would move into the upper Mississippi River Valley and remain over the region throughout June 20. Beneath the ridge, a moist and unstable airmass was expected to be in place from the lower to mid-Missouri River Valley, northeastward into the western Great Lakes region. Instability and deep-layer wind shear were sufficient for a localized severe weather threat, though uncertainties remained on where the greatest potential for convection was.

Episode narrative

A seasonally strong mid-level trough was forecast to eject over the northern Great Plains on June 20, which featured moderate upper-level divergence to promote lift and deep-layer shear. The Storm Prediction Center (SPC) Day 2 outlook mentioned that "a small area of uncapped and very unstable air mass, perhaps over northeast SD and southeast ND. Here, a conditional supercell and tornado risk will exist ... very large hail and tornadoes appear likely."

Event narrative

At 8:15 p.m. on June 20, the SPC noted that storms developing over eastern North Dakota, while potentially elevated, were entering a favorable environment to become surface-based and pose a greater risk for hazards of severe weather. These storms followed to the southwest of a lone supercell thunderstorm, already producing large hail. As these storms moved towards the Red River, favorable low-level wind conditions were forecast to support an increased threat of tornadoes, albeit in a smaller and localized region. At this time, forecasters noted that tornadoes could be strong, with the most likely peak wind speeds from any tornado being 120–150 mph (190–240 km/h). A few tornadoes touched down before the Enderlin tornado, including an EF3 tornado near Spiritwood and two EF2 tornadoes near Valley City and Fort Ransom, respectively; both moved in a southeasterly direction towards the Enderlin area. The SPC released a mesoscale discussion concerning this with the potential for EF2/EF3–strength tornadoes to occur as a result.

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