FPUS56 KEKA 222037 ZFPEKA Zone Forecast Product for California National Weather Service Eureka CA 136 PM PDT Sat Aug 22 2026 This is an average forecast over a large and geographically diverse area. For a specific forecast for your location...please refer to the point and click forecast on our webpage at: www.weather.gov/eureka. Spot temperatures and probabilities of measurable precipitation are for tonight, Sunday, Sunday night, and Monday. CAZ101-231400- Coastal Del Norte- Including the cities of Ft Dick, Crescent City, and Smith River 136 PM PDT Sat Aug 22 2026 .TONIGHT...Partly cloudy early in the evening then becoming mostly cloudy. Lows 47 to 57. Northwest wind around 5 mph. .SUNDAY...Mostly cloudy in the morning then clearing. Patchy fog in the morning. Highs 67 to 82. Northwest wind 5 to 15 mph. .SUNDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Lows 51 to 61. Southwest wind around 10 mph shifting to the east overnight. .MONDAY...Mostly cloudy. Patchy dense fog. Highs 63 to 75. South wind around 5 mph. .MONDAY NIGHT...Mostly cloudy. Patchy fog. Lows 48 to 58. South wind around 5 mph. .TUESDAY...Mostly cloudy. Highs 61 to 71. South wind around 5 mph. .TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy. Patchy fog. Lows 46 to 56. Highs 60 to 71. .WEDNESDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Patchy fog. Lows 46 to 56. .THURSDAY...Mostly cloudy in the morning then becoming partly cloudy. Patchy fog. Highs 62 to 72. .THURSDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Patchy fog. Lows 46 to 56. .FRIDAY...Mostly cloudy. Patchy fog. Highs 61 to 71. .FRIDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Patchy fog. Lows 46 to 56. .SATURDAY...Mostly cloudy in the morning then becoming partly cloudy. Patchy fog. Highs 61 to 71. && TEMPERATURE / PRECIPITATION Crescent City 53 65 55 63 / 0 0 0 0 Klamath 52 69 56 68 / 0 0 0 0 $$ CAZ102-231400- Interior Del Norte- Including the city of Gasquet 136 PM PDT Sat Aug 22 2026 .TONIGHT...Mostly clear. Lows 46 to 56. .SUNDAY...Sunny. Highs 76 to 91. .SUNDAY NIGHT...Mostly clear. Lows 55 to 65. .MONDAY...Sunny. Highs 77 to 92. .MONDAY NIGHT...Mostly clear. Lows 53 to 63. .TUESDAY...Mostly sunny. Highs 71 to 86. .TUESDAY NIGHT...Partly cloudy. Patchy valley fog. Lows 48 to 58. .WEDNESDAY...Partly cloudy in the morning then clearing. Highs 69 to 84. .WEDNESDAY NIGHT...Mostly clear. Patchy valley fog. Lows 47 to 57. .THURSDAY THROUGH SATURDAY...Mostly clear. Highs 70 to 85. Lows 47 to 57. && TEMPERATURE / PRECIPITATION Gasquet 49 91 56 88 / 0 0 0 0 $$ CAZ103-231400- Northern Coastal Humboldt- Including the cities of Eureka, Samoa, Arcata, Arcata Arpt, Fieldbrook, Fernbridge, and Fortuna 136 PM PDT Sat Aug 22 2026 .TONIGHT...Partly cloudy early in the evening then becoming mostly cloudy. Lows 49 to 59. North wind up to 10 mph. .SUNDAY...Mostly cloudy in the morning then becoming partly cloudy. Highs 63 to 78. Northwest wind up to 10 mph. .SUNDAY NIGHT...Mostly cloudy. Patchy dense fog overnight. Lows 51 to 61. West wind around 10 mph shifting to the southeast overnight. .MONDAY...Mostly cloudy. Highs 66 to 81. Southwest wind around 10 mph. .MONDAY NIGHT...Mostly cloudy. Patchy fog. Lows 49 to 59. South wind around 5 mph. .TUESDAY...Mostly cloudy. Highs 62 to 74. Southwest wind around 5 mph. .TUESDAY NIGHT THROUGH SATURDAY...Mostly cloudy. Patchy fog. Lows 47 to 57. Highs 60 to 74. && TEMPERATURE / PRECIPITATION McKinleyville 53 65 56 65 / 00 0 0 Arcata 54 67 57 69 / 0 0 0 0 Eureka 55 64 56 66 / 0 0 0 0 Fortuna 55 69 56 73 / 0 0 0 0 $$ CAZ104-231400- Southwestern Humboldt- Including the cities of Honeydew, Petrolia, Briceland, Ettersburg, Shelter Cove, and Whitethorn 136 PM PDT Sat Aug 22 2026 .TONIGHT...Mostly clear. Lows 51 to 61. North wind 10 to 20 mph. .SUNDAY...Sunny. Highs 81 to 96. North wind 10 to 20 mph. .SUNDAY NIGHT...Partly cloudy. Lows 53 to 63. Northeast wind around 10 mph. .MONDAY...Mostly sunny. Highs 74 to 89. South wind around 5 mph. .MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows 50 to 60. Highs 74 to 89. Southwest wind around 5 mph. .TUESDAY NIGHT THROUGH SATURDAY...Partly cloudy. Lows 49 to 59. Highs 76 to 91. && TEMPERATURE / PRECIPITATION Honeydew 52 87 54 82 / 0 0 0 0 $$ CAZ105-231400- Northeastern Interior Humboldt- Including the cities of Hoopa, Orleans, Weitchpec, and Willow Creek 136 PM PDT Sat Aug 22 2026 .TONIGHT...Clear early in the evening then becoming partly cloudy. Lows 47 to 57. .SUNDAY...Sunny. Highs 86 to 101. .SUNDAY NIGHT...Mostly clear. Lows 54 to 64. .MONDAY...Sunny. Highs 88 to 103. .MONDAY NIGHT...Mostly clear. Lows 52 to 62. .TUESDAY...Mostly sunny. Highs 82 to 97. .TUESDAY NIGHT...Partly cloudy. Patchy valley fog. Lows 49 to 59. .WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs 80 to 95. Lows 48 to 58. .THURSDAY...Sunny. Highs 80 to 95. .THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 47 to 57. Highs 80 to 95. .FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows 47 to 57. Highs 80 to 95. && TEMPERATURE / PRECIPITATION Orleans 53 97 58 98 / 0 0 0 0 Hoopa 53 96 59 100 / 0 0 0 0 Willow Creek 53 98 58 101 / 0 0 0 0 $$ CAZ106-231400- Southeastern Interior Humboldt- Including the cities of Bull Creek, Pepperwood, Shively, Dinsmore, Bridgeville, Alderpoint, and Benbow 136 PM PDT Sat Aug 22 2026 .TONIGHT...Mostly clear. Lows 46 to 56. .SUNDAY...Sunny. Highs 83 to 98. .SUNDAY NIGHT...Partly cloudy. Lows 54 to 64. .MONDAY...Sunny. Highs 80 to 95. .MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows 51 to 61. Highs 80 to 95. .TUESDAY NIGHT...Partly cloudy. Patchy valley fog. Lows 48 to 58. .WEDNESDAY THROUGH SATURDAY...Partly cloudy. Highs 78 to 93. Lows 47 to 57. && TEMPERATURE / PRECIPITATION Garberville 52 95 56 91 / 0 0 0 0 $$ CAZ108-231400- Southern Trinity- Including the cities of Forest Glen, Hayfork, Hyampom, Peanut, Ruth, and Zenia 136 PM PDT Sat Aug 22 2026 .TONIGHT...Mostly clear. Lows 47 to 57. .SUNDAY...Sunny. Highs 82 to 97. .SUNDAY NIGHT...Mostly clear. Lows 52 to 62. .MONDAY...Sunny. Highs 84 to 99. .MONDAY NIGHT...Mostly clear. Lows 51 to 61. .TUESDAY...Mostly sunny. Highs 80 to 95. .TUESDAY NIGHT...Partly cloudy. Lows 49 to 59. .WEDNESDAY...Sunny. Highs 80 to 95. .WEDNESDAY NIGHT...Partly cloudy. Lows 48 to 58. .THURSDAY...Sunny. Highs 79 to 94. .THURSDAY NIGHT...Partly cloudy. Lows 48 to 58. .FRIDAY THROUGH SATURDAY...Mostly clear. Highs 80 to 95. Lows 48 to 58. && TEMPERATURE / PRECIPITATION Hayfork 45 97 50 97 / 0 0 0 0 Ruth 45 93 51 91 / 0 0 0 0 $$ CAZ109-231400- Coastal Mendocino- Including the cities of Fort Bragg and Rockport 136 PM PDT Sat Aug 22 2026 .TONIGHT...Partly cloudy. Lows 47 to 57. North wind 5 to 15 mph. .SUNDAY...Partly cloudy in the morning then clearing. Patchy fog in the morning. Highs 76 to 91. Northwest wind 5 to 15 mph. .SUNDAY NIGHT...Partly cloudy. Patchy fog overnight. Lows 49 to 59. Northwest wind around 10 mph shifting to the northeast overnight. .MONDAY...Partly cloudy. Patchy dense fog. Highs 66 to 81. South wind around 5 mph. .MONDAY NIGHT AND TUESDAY...Mostly cloudy. Patchy fog. Lows 46 to 56. Highs 66 to 81. Northwest wind around 10 mph. .TUESDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Patchy fog. Lows 46 to 56. .WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Patchy fog. Highs 69 to 84. Lows 46 to 56. .THURSDAY...Mostly sunny. Highs 72 to 87. .THURSDAY NIGHT...Partly cloudy. Patchy fog. Lows 47 to 57. .FRIDAY...Partly cloudy in the morning then clearing. Highs 71 to 86. .FRIDAY NIGHT...Partly cloudy. Patchy fog. Lows 46 to 56. .SATURDAY...Partly cloudy in the morning then clearing. Highs 70 to 85. && TEMPERATURE / PRECIPITATION Fort Bragg 52 68 52 67 / 0 0 0 0 Point Arena 51 63 52 61 / 0 0 0 0 $$ CAZ110-231400- Northwestern Interior Mendocino- Including the cities of Potter Valley and Willits 136 PM PDT Sat Aug 22 2026 .TONIGHT...Mostly clear. Lows 48 to 58. .SUNDAY...Mostly sunny. Highs 86 to 101. .SUNDAY NIGHT...Partly cloudy. Lows 54 to 64. .MONDAY...Sunny. Highs 84 to 99. .MONDAY NIGHT...Mostly clear. Lows 50 to 60. .TUESDAY...Partly cloudy. Highs 81 to 96. .TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Partly cloudy. Lows 49 to 59. Highs 82 to 97. .THURSDAY...Sunny. Highs 82 to 97. .THURSDAY NIGHT...Partly cloudy. Lows 49 to 59. .FRIDAY THROUGH SATURDAY...Mostly clear. Highs 82 to 97. Lows 49 to 59. && TEMPERATURE / PRECIPITATION Leggett 52 89 56 83 / 0 0 0 0 Laytonville 51 92 56 88 / 0 0 0 0 Willits 50 90 54 86 / 0 0 0 0 $$ CAZ111-231400- Northeastern Interior Mendocino- Including the city of Covelo 136 PM PDT Sat Aug 22 2026 .TONIGHT...Partly cloudy. Lows 50 to 60. .SUNDAY...Mostly sunny. Highs 87 to 102. .SUNDAY NIGHT...Partly cloudy. Lows 55 to 65. .MONDAY...Sunny. Highs 86 to 101. .MONDAY NIGHT...Mostly clear. Lows 53 to 63. .TUESDAY...Partly cloudy. Highs 84 to 99. .TUESDAY NIGHT...Partly cloudy. Lows 52 to 62. .WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 85 to 100. Lows 52 to 62. .THURSDAY NIGHT...Partly cloudy. Lows 52 to 62. .FRIDAY THROUGH SATURDAY...Mostly clear. Highs 85 to 100. Lows 52 to 62. && TEMPERATURE / PRECIPITATION Covelo 52 95 56 93 / 0 0 0 0 $$ CAZ112-231400- Southwestern Interior Mendocino- Including the cities of Boonville, Philo, Comptche, and Yorkville 136 PM PDT Sat Aug 22 2026 .TONIGHT...Partly cloudy. Patchy valley fog overnight. Lows 48 to 58. .SUNDAY...Mostly sunny. Patchy valley fog in the morning. Highs 80 to 95. .SUNDAY NIGHT...Partly cloudy. Lows 50 to 60. .MONDAY...Mostly sunny. Highs 75 to 90. .MONDAY NIGHT AND TUESDAY...Partly cloudy. Patchy valley fog. Lows 48 to 58. Highs 75 to 90. .TUESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Patchy valley fog. Lows 49 to 59. Highs 76 to 91. .FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows 48 to 58. Highs 75 to 90. && TEMPERATURE / PRECIPITATION Boonville 51 93 53 89 / 0 0 0 0 $$ CAZ113-231400- Southeastern Interior Mendocino- Including the cities of Calpella, Hopland, Redwood Valley, Talmage, and Ukiah 136 PM PDT Sat Aug 22 2026 .TONIGHT...Partly cloudy. Lows 53 to 63. .SUNDAY...Mostly cloudy in the morning then becoming partly cloudy. Highs 83 to 98. .SUNDAY NIGHT...Partly cloudy. Lows 56 to 66. .MONDAY...Sunny. Highs 80 to 95. .MONDAY NIGHT...Mostly clear. Lows 53 to 63. .TUESDAY...Partly cloudy. Highs 78 to 93. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows 52 to 62. Highs 78 to 93. .WEDNESDAY NIGHT...Mostly clear. Lows 53 to 63. .THURSDAY THROUGH FRIDAY NIGHT...Partly cloudy. Highs 79 to 94. Lows 53 to 63. .SATURDAY...Sunny. Highs 78 to 93. && TEMPERATURE / PRECIPITATION Ukiah 57 97 60 94 / 0 0 0 0 $$ CAZ114-231400- Northern Lake- Including the city of Gravelly Valley Airport 136 PM PDT Sat Aug 22 2026 .TONIGHT...Partly cloudy. Lows 53 to 63. .SUNDAY...Mostly cloudy. Highs 85 to 100. .SUNDAY NIGHT...Partly cloudy. Lows 57 to 67. .MONDAY...Sunny. Highs 83 to 98. .MONDAY NIGHT...Mostly clear. Lows 54 to 64. .TUESDAY...Partly cloudy. Highs 81 to 96. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows 52 to 62. Highs 82 to 97. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 53 to 63. Highs 82 to 97. .THURSDAY NIGHT...Partly cloudy. Lows 53 to 63. .FRIDAY THROUGH SATURDAY...Mostly clear. Highs 82 to 97. Lows 54 to 64. && TEMPERATURE / PRECIPITATION Lake Pillsbury 48 99 50 97 / 0 0 0 0 $$ CAZ116-231400- Northwestern and Central Trinity- Including the cities of Weaverville, Douglas City, Helena, Junction City, Big Bar, Del Loma, and Burnt Ranch 136 PM PDT Sat Aug 22 2026 .TONIGHT...Clear. Lows 49 to 59. Northwest wind up to 10 mph. .SUNDAY...Sunny. Highs 90 to 105. North wind around 5 mph shifting to the south in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 55 to 65. West wind around 10 mph shifting to the northeast overnight. .MONDAY...Sunny. Highs 90 to 105. Southeast wind around 10 mph. .MONDAY NIGHT...Mostly clear. Lows 54 to 64. Southeast wind around 10 mph. .TUESDAY...Mostly sunny. Highs 88 to 103. Southeast wind around 10 mph. .TUESDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows 51 to 61. Highs 88 to 103. && TEMPERATURE / PRECIPITATION Big Bar 52 100 57 102 / 0 0 0 0 Weaverville 53 96 57 95 / 0 0 0 0 $$ CAZ117-231400- Northeastern Trinity- Including the cities of Carrville and Trinity Center 136 PM PDT Sat Aug 22 2026 .TONIGHT...Mostly clear. Lows 48 to 58. West wind around 10 mph shifting to the northwest overnight. .SUNDAY...Sunny. Highs 83 to 98. Northeast wind around 5 mph shifting to the south in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows 53 to 63. Southeast wind around 5 mph shifting to the northeast overnight. .MONDAY...Sunny. Highs 81 to 96. Southeast wind around 10 mph. .MONDAY NIGHT...Mostly clear. Lows 53 to 63. Southeast wind around 10 mph. .TUESDAY...Mostly sunny. Highs 79 to 94. Southeast wind around 10 mph. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows 51 to 61. Highs 80 to 95. .WEDNESDAY NIGHT...Partly cloudy. Lows 49 to 59. .THURSDAY THROUGH SATURDAY...Mostly clear. Highs 81 to 96. Lows 50 to 60. && TEMPERATURE / PRECIPITATION Trinity Center 55 96 58 94 / 0 0 0 0 $$ CAZ118-231400- Western Lake- Including the cities of Finley, Knobcone Camp, Lakeport, Soda Bay, Lucerne, Nice, and Saratoga Springs 136 PM PDT Sat Aug 22 2026 .TONIGHT...Partly cloudy. Lows 54 to 64. West wind 5 to 15 mph. .SUNDAY...Mostly cloudy in the morning then becoming partly cloudy. Highs 86 to 96. Southeast wind around 5 mph. .SUNDAY NIGHT...Partly cloudy. Lows 60 to 70. West wind around 10 mph shifting to the northwest overnight. .MONDAY...Mostly sunny. Highs 84 to 95. South wind around 10 mph. .MONDAY NIGHT...Mostly clear. Lows 55 to 65. West wind around 10 mph. .TUESDAY...Partly cloudy. Highs 82 to 92. West wind around 5 mph. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows 54 to 64. Highs 82 to 93. .WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 55 to 65. Highs 83 to 93. .THURSDAY NIGHT...Partly cloudy. Lows 55 to 65. .FRIDAY...Sunny. Highs 84 to 94. .FRIDAY NIGHT...Partly cloudy. Lows 55 to 65. .SATURDAY...Sunny. Highs 83 to 93. && TEMPERATURE / PRECIPITATION Lakeport 56 91 60 89 / 0 0 0 0 $$ CAZ119-231400- Southwestern Lake- Including the cities of Kelseyville, Mount Konocti, Adams, Anderson Springs, Cobb, Ettawa Springs, and Forest Lake 136 PM PDT Sat Aug 22 2026 .TONIGHT...Partly cloudy. Lows 57 to 67. West wind 5 to 15 mph. .SUNDAY...Mostly cloudy. Highs 84 to 95. Northeast wind around 5 mph shifting to the southeast in the afternoon. .SUNDAY NIGHT...Partly cloudy. Lows 59 to 69. Southwest wind around 10 mph. .MONDAY...Mostly sunny. Highs 80 to 92. South wind around 10 mph. .MONDAY NIGHT...Mostly clear. Lows 55 to 65. West wind around 10 mph. .TUESDAY...Partly cloudy. Highs 79 to 91. Southwest wind around 10 mph. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows 56 to 66. Highs 79 to 93. .WEDNESDAY NIGHT...Mostly clear. Lows 57 to 67. .THURSDAY THROUGH FRIDAY...Partly cloudy. Highs 82 to 95. Lows 58 to 68. .FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows 58 to 68. Highs 82 to 94. $$ CAZ120-231400- Eastern Lake- Including the cities of Clearlake, Clearlake Park, Hidden Valley Lake, and Middletown 136 PM PDT Sat Aug 22 2026 .TONIGHT...Partly cloudy. Lows 56 to 66. Northwest wind 5 to 15 mph. .SUNDAY...Mostly cloudy. Highs 88 to 98. North wind around 10 mph shifting to the southeast in the afternoon. .SUNDAY NIGHT...Partly cloudy. Lows 58 to 68. West wind around 10 mph. .MONDAY...Mostly sunny. Highs 87 to 97. Southwest wind around 10 mph. .MONDAY NIGHT...Mostly clear. Lows 55 to 65. Southwest wind around 10 mph. .TUESDAY...Partly cloudy. Highs 85 to 95. Southwest wind around 10 mph. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows 54 to 64. Highs 85 to 96. .WEDNESDAY NIGHT...Mostly clear. Lows 56 to 66. .THURSDAY THROUGH FRIDAY...Partly cloudy. Highs 86 to 97. Lows 56 to 66. .FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows 56 to 66. Highs 86 to 96. && TEMPERATURE / PRECIPITATION Middletown 54 94 55 90 / 0 0 0 0 Clearlake 57 95 60 94 / 0 0 0 0 $$