| NWS Forecast for: Northern Lake County Issued by: National Weather Service Eureka, CA Last Update: 1237 AM PST Wed Feb 25 2026 | |
| Today: Mostly cloudy. Areas of valley fog in the morning. Highs 52 to 65. Tonight: Partly cloudy. Patchy dense valley fog. Lows 38 to 48. Thursday: Mostly sunny. Highs 57 to 70. Thursday Night: Mostly cloudy. Lows 43 to 53. Friday: Partly cloudy. Highs 61 to 74. Friday Night: Mostly cloudy. Lows 45 to 55. Saturday: Mostly cloudy. Chance of rain and isolated thunderstorms. Highs 54 to 67. Saturday Night Through Sunday Night: Mostly cloudy. Chance of rain. Lows 38 to 48. Highs 52 to 67. Monday: Partly cloudy. Slight chance of rain. Highs 56 to 69. Monday Night And Tuesday: Mostly clear. Lows 38 to 48. Highs 58 to 73. | |
| Zone Forecast: Northern Lake County | |
Visit your local NWS office at: https://www.weather.gov/eka |