NWS Discussion

Issued Tuesday October 14, 2025

For the Sierra, most of the precipitation this morning will be south of US-50. By the late morning, precipitation becomes likely in the Tahoe Basin/southern Lassen County where it continues through early Wednesday morning around 3-6 AM. Precipitation becomes more showery in nature by the afternoon for Mono County, ending around 8-11 PM.

After Wednesday afternoon, drier conditions will return as the low pressure moves out of the area. Daytime highs will come back up to near mid-October normals by this weekend. Long-range guidance shows another low pressure system dropping down from British Columbia as early as Sunday, bringing chances for valley rain, mountain snow, cooler temperatures, and gusty winds.