Winter Storm in Helena Valley, Montana

Winter Storm October 24, 2023 – October 25, 2023 · Helena Valley, Montana

What the National Weather Service wrote

Many reports were received from the Helena Valley meeting winter storm criteria. Reports ranged from 6 inches all the way up to 13.4 inches in the Helena area. Official NWS obs at the Helena Airport measured 6.5 inches storm total snow.

The wider storm

A robust upper trough, embedded waves, and jet energy supported two rounds of snow across North-central and Southwest Montana October 25-27, 2023. The first round, Oct 25 & 26, was more impactful to North-central and Central Montana, while the second round of snow, Oct 26 & 27, was more impactful to Southwest through Central Montana.

Source: NOAA Storm Events Database, event 1138670. Narratives are written by the National Weather Service forecast office that issued the report.

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