Blizzard in Grant, South Dakota

Blizzard December 28, 2025 – December 29, 2025 · Grant, South Dakota

What the National Weather Service wrote

Blizzard conditions reported on Milbank AWOS starting around 8 am with visibility consistently down to between a quarter to a half mile. Wind gusts were initially up around 45 mph, but increased through the day with a peak of 62 mph by 710pm.

The wider storm

Strong winds and light snow combined to produce blizzard conditions across far northeast South Dakota. The Milbank Automated Weather Observing System (AWOS) recorded a peak wind gust of 62 mph and consistent visibilities between 1/4 and 1/2 mile. The COOP observer in Webster recorded 3.2 inches of snow, while 2.5 inches fell near LaBolt. The hazardous conditions prompted No Travel Advised notices in Roberts and Day counties.

Source: NOAA Storm Events Database, event 1303005. Narratives are written by the National Weather Service forecast office that issued the report.

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