| NWS Forecast for: Southern Lake County Issued by: National Weather Service Eureka, CA Last Update: 137 PM PDT Sun Apr 12 2026 |  |
| Tonight: Mostly cloudy in the evening then becoming partly cloudy. Chance of rain showers in the evening. Patchy valley fog overnight. Lows 35 to 45. Monday: Mostly sunny. Patchy valley fog in the morning. Highs 55 to 66. Monday Night: Partly cloudy. Patchy valley fog overnight. Lows 35 to 45. Tuesday: Mostly sunny. Patchy valley fog. Highs 58 to 70. Tuesday Night: Partly cloudy. Lows 36 to 46. Wednesday: Mostly cloudy. Slight chance of rain showers. Highs 56 to 69. Wednesday Night: Mostly cloudy. Chance of rain. Lows 34 to 44. Thursday: Sunny. Highs 59 to 69. Thursday Night And Friday: Clear. Lows 36 to 46. Highs 59 to 74. Friday Night Through Saturday Night: Partly cloudy. Lows 41 to 51. Highs 64 to 77. Sunday: Partly cloudy. Slight chance of rain. Highs 63 to 75. | |
| Zone Forecast: Southern Lake County | |
Visit your local NWS office at: https://www.weather.gov/eka |