CA Eureka CA Zone Forecast CA Eureka CA Zone Forecast for Friday, August 11, 2017 Zone Forecast Product for California National Weather Service Eureka CA 232 AM PDT Sat Aug 12 2017 area. For a specific forecast for your location...please refer to the point and click forecast on our webpage at: Spot temperatures and probabilities of measurable precipitation are for today, tonight, and Sunday. Coastal Del Norte- 232 AM PDT Sat Aug 12 2017 .TODAY...Mostly cloudy. Patchy drizzle and fog in the morning. Highs 62 to 72. West wind around 10 mph. .TONIGHT...Partly cloudy in the evening then becoming mostly cloudy. Patchy fog overnight. Lows 50 to 60. Northwest wind around 5 mph in the evening becoming light. .SUNDAY...Mostly cloudy in the morning then becoming partly cloudy. Patchy fog in the morning. Highs 63 to 73. Patchy fog. Patchy fog. Highs 62 to 72. .MONDAY NIGHT...Partly cloudy in the evening then becoming mostly Patchy fog. Patchy fog. Highs 65 to Del Norte Interior- Patchy valley fog in the morning. Highs 71 to 86. Highs 71 to 86. Highs 71 to 86. Highs 73 to 88. Highs 85 to 100. TEMPERATURE / PRECIPITATION Patchy drizzle and fog in the morning. Highs 63 to 73. Patchy fog overnight. Patchy fog in the morning. Highs 62 to 74. Patchy fog. Patchy fog. Highs 61 to 73. .MONDAY NIGHT...Partly cloudy in the evening then becoming mostly Patchy fog. Patchy fog. Highs 67 to Patchy fog in the morning. Highs 73 to 88. Patchy fog overnight. Patchy fog in the morning. Highs 74 to Patchy fog. Patchy fog. Highs 72 to 87. Patchy fog. Highs 74 to 89. Highs 75 to 90. Patchy fog. Highs 76 to Highs 78 to 93. Highs 78 to 93. Highs 77 to 92. Highs 81 to 96. Highs 87 to 102. Orleans 92 61 89 / 10 10 0 Highs 77 to 92. Highs 77 to 92. Highs 75 to 90. Highs 77 to 92. Highs 80 to 95. Highs 82 to 97. Patchy valley fog. Highs 82 to 97. Highs 83 to 98. Highs 84 to 99