Weather WorldFlat Lake, CA 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Flat Lake, CA Weather Forecast
Flat Lake, CA Weather Forecast Date: 1141 PM PDT Sat Aug 15 2026
The area/counties/county of: Upper San Joaquin River, including the cities of: Devils Postpile, Florence Lake, and Lake Thomas Edison.or toggle through each period.
Today... Sunny. Highs 58 to 72. South winds up to 15 mph with gusts to around 30 mph.
Tonight... Mostly clear. Lows 42 to 54. South winds up to 10 mph. Gusts up to 30 mph in the evening.
Sunday... Warmer, sunny. Highs 60 to 76. South winds up to 15 mph.
Sunday Night... Mostly clear. Lows 44 to 56. Southwest winds up to 5 mph with gusts to around 20 mph shifting to the southeast after midnight.
Monday... Mostly sunny. Highs 61 to 75. Southwest winds up to 15 mph with gusts to around 30 mph.
Monday Night... Partly cloudy. Lows 46 to 58. Highs 63 to 78.
Tuesday... Partly cloudy. Lows 46 to 58. Highs 63 to 78.
Wednesday... Partly cloudy. Lows 46 to 58. Highs 63 to 78.
Thursday... Partly cloudy. Lows 46 to 58. Highs 63 to 78.
POP = Probability of Precipitation
Flat Lake Radar Loop
Use the map search tool if you want to place a location marker on the radar map...