Weather WorldPlumas Eureka State Park, CA 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Plumas Eureka State Park, CA Weather Forecast
Plumas Eureka State Park, CA Weather Forecast Date: 231 PM PDT Tue Oct 20 2026
The area/counties/county of: Lassen, including the cities of: Portola, Susanville, Westwood, Sierraville, and Loyalton.or toggle through each period.
Tonight... Mostly cloudy. Slight chance of showers in the evening. Lows 33 to 43. Light winds.
Wednesday... Mostly cloudy. Slight chance of showers in the morning, then chance of showers and thunderstorms in the afternoon. Highs 60 to 70. Light winds becoming southeast around 10 mph in the afternoon.
Wednesday Night... Showers likely and slight chance of thunderstorms in the evening, then showers likely after midnight. Lows 33 to 43. Light winds.
Thursday... Showers likely. Highs 51 to 61. Light winds becoming west around 10 mph in the afternoon.
Thursday Night... Showers likely. Lows 25 to 35. West winds 10 to 15 mph. Gusts up to 45 mph after midnight.
Friday... Partly cloudy in the morning then clearing. Highs 53 to 63.
Friday Night... Clear. Lows 19 to 29.
Saturday... Clear. Highs 55 to 65. Lows 22 to 32.
Sunday... Clear. Highs 55 to 65. Lows 22 to 32.
Sunday Night... Partly cloudy. Lows 24 to 34. Highs 56 to 66.
Monday... Partly cloudy. Lows 24 to 34. Highs 56 to 66.
POP = Probability of Precipitation
Plumas Eureka State Park Radar Loop
Use the map search tool if you want to place a location marker on the radar map...