Weather WorldHog Flat Reservoir, CA 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Hog Flat Reservoir, CA Weather Forecast
Hog Flat Reservoir, CA Weather Forecast Date: 231 PM PDT Fri Sep 04 2026
The area/counties/county of: Lassen, including the cities of: Portola, Susanville, Westwood, Sierraville, and Loyalton.or toggle through each period.
Tonight... Clear. Areas of fog after midnight. Lows 30 to 40. West winds 10 to 15 mph with gusts up to 30 mph in the evening becoming light.
Saturday... Sunny. Areas of fog in the morning. Highs 65 to 75. Light winds becoming southwest 10 to 15 mph in the afternoon.
Saturday Night... Partly cloudy in the evening then becoming clear. Lows 35 to 45. West winds around 10 mph in the evening becoming light.
Sunday... Sunny. Chance of showers and thunderstorms in the afternoon. Highs 64 to 74. Light winds becoming southwest 10 to 15 mph with gusts up to 35 mph in the afternoon.
Sunday Night... Partly cloudy with a chance of showers in the evening, then clear after midnight. Lows 31 to 41. West winds 10 to 15 mph with gusts up to 30 mph in the evening becoming light.
Labor Day... Sunny. Highs 67 to 77.
Monday Night... Clear. Lows 37 to 47.
Tuesday... Partly cloudy. Highs 71 to 81.
Tuesday Night... Partly cloudy with a chance of showers. Lows 41 to 51. Highs 70 to 80.
Wednesday... Partly cloudy with a chance of showers. Lows 41 to 51. Highs 70 to 80.
Wednesday Night... Mostly cloudy with a chance of showers. Lows 43 to 53. Highs 72 to 82.
Thursday... Mostly cloudy with a chance of showers. Lows 43 to 53. Highs 72 to 82.
Thursday Night... Partly cloudy with a chance of showers. Lows 42 to 52. Highs 70 to 80.
POP = Probability of Precipitation
Hog Flat Reservoir Radar Loop
Use the map search tool if you want to place a location marker on the radar map...