National Weather Service United States Department of Commerce

Strong Storm System Brings Heavy Mountain Snow to the Sierra Nevada and Critical Fire Weather Conditions to the Plains

A Pacific storm system will continue to bring low elevation rain and mountain snow to much of the West through Wednesday, with heavy mountain snow expected in the higher elevations of the Sierra Nevada. This system will also bring strong winds to the Intermountain West, Rockies, and Plains, which will create Critical fire weather conditions for the High Plains. Read More >

Halloween in the Black Hills region has a reputation of being a cold, stormy night. But do the weather records support this claim? This data shows October weather is highly variable as the seasons transition from fall to winter. Take the last three years as an example: In 2023, trick or treating time was characterized by dry and chilly weather. A year earlier, Halloween was warm and dry with highs in the 60s, whereas 2021 brought cool and unsettled conditions, including some light snow.

Because conditions can change drastically from day to day and year to year, keep track of the forecast and prepare for whatever elements are predicted this Halloween.