FPUS56 KEKA 200837 ZFPEKA Zone Forecast Product for California National Weather Service Eureka CA 136 AM PDT Wed May 20 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 today, tonight, and Thursday. CAZ101-210200- Coastal Del Norte- Including the cities of Ft Dick, Crescent City, and Smith River 136 AM PDT Wed May 20 2026 .TODAY...Partly cloudy early in the morning then clearing. Breezy. Highs 62 to 72. Northwest wind 15 to 25 mph. .TONIGHT...Partly cloudy. Breezy. Lows 47 to 57. Northwest wind 15 to 25 mph becoming north around 10 mph overnight. .THURSDAY...Sunny. Highs 63 to 76. Northwest wind 5 to 15 mph. .THURSDAY NIGHT...Mostly clear. Lows 51 to 61. North wind around 10 mph. .FRIDAY...Sunny. Highs 65 to 79. North wind around 15 mph. .FRIDAY NIGHT THROUGH SATURDAY NIGHT...Partly cloudy. Patchy fog. Lows 46 to 56. Highs 64 to 79. .SUNDAY...Mostly cloudy in the morning then becoming partly cloudy. Patchy fog. Highs 58 to 68. .SUNDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Patchy fog. Lows 44 to 54. .MEMORIAL DAY...Mostly cloudy. Patchy fog. Slight chance of rain. Highs 57 to 67. .MONDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Chance of rain. Lows 41 to 51. .TUESDAY...Mostly sunny. Highs 56 to 66. && TEMPERATURE / PRECIPITATION Crescent City 62 52 63 / 0 0 0 Klamath 65 51 67 / 0 0 0 $$ CAZ102-210200- Interior Del Norte- Including the city of Gasquet 136 AM PDT Wed May 20 2026 .TODAY...Partly cloudy early in the morning then clearing. Highs 70 to 85. .TONIGHT...Partly cloudy. Lows 47 to 57. .THURSDAY...Sunny. Highs 74 to 89. .THURSDAY NIGHT...Clear. Lows 52 to 62. .FRIDAY...Sunny. Highs 74 to 89. .FRIDAY NIGHT THROUGH SUNDAY...Mostly clear. Lows 49 to 59. Highs 74 to 89. .SUNDAY NIGHT...Partly cloudy. Lows 44 to 54. .MEMORIAL DAY...Mostly cloudy in the morning then becoming partly cloudy. Highs 58 to 71. .MONDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Chance of rain. Lows 37 to 47. .TUESDAY...Mostly sunny. Slight chance of rain. Highs 56 to 71. && TEMPERATURE / PRECIPITATION Gasquet 85 54 89 / 0 0 0 $$ CAZ103-210200- Northern Coastal Humboldt- Including the cities of Eureka, Samoa, Arcata, Arcata Arpt, Fieldbrook, Fernbridge, and Fortuna 136 AM PDT Wed May 20 2026 .TODAY...Mostly cloudy then becoming partly cloudy late in the morning then becoming mostly sunny. Patchy fog in the morning. Highs 58 to 68. Northwest wind 5 to 15 mph with gusts to around 30 mph. .TONIGHT...Mostly cloudy. Patchy fog overnight. Lows 43 to 53. Northwest wind around 15 mph decreasing to around 5 mph overnight. .THURSDAY...Mostly sunny. Patchy fog in the morning. Highs 60 to 74. Light winds becoming northwest around 10 mph in the afternoon. .THURSDAY NIGHT...Partly cloudy. Patchy fog. Lows 46 to 56. Northwest wind around 10 mph. .FRIDAY...Mostly sunny. Patchy fog. Highs 62 to 75. Northwest wind around 10 mph. .FRIDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Patchy fog. Lows 45 to 55. .SATURDAY...Mostly cloudy in the morning then becoming partly cloudy. Patchy fog. Highs 60 to 72. .SATURDAY NIGHT AND SUNDAY...Partly cloudy. Patchy fog. Lows 44 to 54. Highs 59 to 72. .SUNDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Areas of fog. Lows 42 to 52. .MEMORIAL DAY...Mostly cloudy. Patchy fog. Highs 58 to 68. .MONDAYNIGHT...Mostly cloudy. Chance of rain. Lows 42 to 52. .TUESDAY...Partly cloudy. Highs 55 to 65. && TEMPERATURE / PRECIPITATION McKinleyville 60 47 62 / 0 0 0 Arcata 62 48 65 / 0 0 0 Eureka 60 48 60 / 0 0 0 Fortuna 63 49 67 / 0 0 0 $$ CAZ104-210200- Southwestern Humboldt- Including the cities of Honeydew, Petrolia, Briceland, Ettersburg, Shelter Cove, and Whitethorn 136 AM PDT Wed May 20 2026 .TODAY...Mostly sunny. Highs 68 to 83. North wind 10 to 20 mph. .TONIGHT...Partly cloudy. Lows 44 to 54. North wind 10 to 20 mph with gusts at higher elevations to around 35 mph. .THURSDAY...Sunny. Highs 76 to 91. North wind up to 10 mph. .THURSDAY NIGHT...Mostly clear. Lows 48 to 58. North wind around 10 mph. .FRIDAY...Sunny. Highs 72 to 87. North wind around 15 mph. .FRIDAY NIGHT...Partly cloudy. Patchy fog. Lows 46 to 56. .SATURDAY...Mostly sunny. Highs 65 to 80. .SATURDAY NIGHT THROUGH SUNDAY NIGHT...Partly cloudy. Patchy fog. Lows 44 to 54. Highs 65 to 80. .MEMORIAL DAY...Mostly cloudy in the morning then becoming partly cloudy. Highs 61 to 76. .MONDAY NIGHT...Partly cloudy. Slight chance of rain. Lows 41 to 51. .TUESDAY...Mostly sunny. Highs 58 to 73. && TEMPERATURE / PRECIPITATION Honeydew 75 47 84 / 0 0 0 $$ CAZ105-210200- Northeastern Interior Humboldt- Including the cities of Hoopa, Orleans, Weitchpec, and Willow Creek 136 AM PDT Wed May 20 2026 .TODAY...Partly cloudy early in the morning then clearing. Highs 74 to 89. .TONIGHT...Partly cloudy. Lows 46 to 56. .THURSDAY...Sunny. Highs 81 to 96. .THURSDAY NIGHT...Clear. Lows 49 to 59. .FRIDAY...Sunny. Highs 81 to 96. .FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows 48 to 58. Highs 81 to 96. .SATURDAY NIGHT...Mostly clear. Patchy valley fog. Lows 46 to 56. .SUNDAY...Sunny. Highs 73 to 88. .SUNDAY NIGHT...Partly cloudy. Patchy valley fog. Lows 44 to 54. .MEMORIAL DAY...Partly cloudy. Highs 66 to 81. .MONDAY NIGHT...Partly cloudy. Slight chance of rain. Lows 38 to 48. .TUESDAY...Mostly sunny. Highs 62 to 77. && TEMPERATURE / PRECIPITATION Orleans 88 54 94 / 0 0 0 Hoopa 85 54 93 / 0 0 0 Willow Creek 87 54 94 / 0 0 0 $$ CAZ106-210200- Southeastern Interior Humboldt- Including the cities of Bull Creek, Pepperwood, Shively, Dinsmore, Bridgeville, Alderpoint, and Benbow 136 AM PDT Wed May 20 2026 .TODAY...Mostly sunny. Highs 71 to 86. .TONIGHT...Partly cloudy. Lows 46 to 56. .THURSDAY...Sunny. Highs 78 to 93. .THURSDAY NIGHT...Mostly clear. Lows 50 to 60. .FRIDAY...Sunny. Highs 74 to 89. .FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows 48 to 58. Highs 74 to 89. .SATURDAY NIGHT...Mostly clear. Patchy valley fog. Lows 46 to 56. .SUNDAY THROUGH MEMORIAL DAY...Partly cloudy. Highs 67 to 82. Lows 45 to 55. .MONDAY NIGHT...Partly cloudy. Slight chance of rain. Lows 38 to 48. .TUESDAY...Sunny. Highs 58 to 73. && TEMPERATURE / PRECIPITATION Garberville 83 49 92 / 0 0 0 $$ CAZ108-210200- Southern Trinity- Including the cities of Forest Glen, Hayfork, Hyampom, Peanut, Ruth, and Zenia 136 AM PDT Wed May 20 2026 .TODAY...Partly cloudy in the morning then clearing. Highs 74 to 89. .TONIGHT...Mostly clear. Lows 47 to 57. .THURSDAY...Sunny. Highs 79 to 94. .THURSDAY NIGHT...Mostly clear. Lows 50 to 60. .FRIDAY...Sunny. Highs 80 to 95. .FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows 49 to 59. Highs 80 to 95. .SATURDAY NIGHT...Clear. Lows 47 to 57. .SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs 77 to 92. Lows 46 to 56. .MEMORIAL DAY AND MONDAY NIGHT...Partly cloudy. Highs 69 to 84. Lows 41 to 51. .TUESDAY...Sunny. Highs 61 to 76. && TEMPERATURE / PRECIPITATION Hayfork 89 48 94 / 0 0 0 Ruth 85 47 90 / 0 0 0 $$ CAZ109-210200- Coastal Mendocino- Including the cities of Fort Bragg and Rockport 136 AM PDT Wed May 20 2026 .TODAY...Partly cloudy early in the morning then clearing. Highs 63 to 78. Northwest wind up to 10 mph. .TONIGHT...Partly cloudy. Patchy fog overnight. Lows 44 to 54. North wind 5 to 15 mph. .THURSDAY...Sunny. Patchy fog in the morning. Highs 66 to 81. Northwest wind around 5 mph. .THURSDAY NIGHT...Mostly clear. Patchy fog. Lows 47 to 57. Northwest wind around 5 mph. .FRIDAY...Sunny. Highs 65 to 80. Southwest wind around 5 mph. .FRIDAY NIGHT THROUGH SUNDAY...Partly cloudy. Patchy fog. Lows 42 to 52. Highs 65 to 80. .SUNDAY NIGHT...Partly cloudy. Areas of fog. Lows 42 to 52. .MEMORIAL DAY...Mostly cloudy in the morning then becoming mostly sunny. Patchy fog. Highs 60 to 73. .MONDAY NIGHT...Partly cloudy. Lows 42 to 52. .TUESDAY...Sunny. Highs 59 to 70. && TEMPERATURE / PRECIPITATION Fort Bragg 63 46 62 / 0 0 0 Point Arena 60 47 61 / 0 0 0 $$ CAZ110-210200- Northwestern Interior Mendocino- Including the cities of Potter Valley and Willits 136 AM PDT Wed May 20 2026 .TODAY...Partly cloudy early in the morning then clearing. Highs 76 to 91. .TONIGHT...Mostly clear. Lows 48 to 58. .THURSDAY...Sunny. Highs 81 to 96. .THURSDAY NIGHT...Clear. Lows 52 to 62. .FRIDAY...Sunny. Highs 79 to 94. .FRIDAY NIGHT...Mostly clear. Patchy valley fog. Lows 47 to 57. .SATURDAY...Sunny. Highs 74 to 89. .SATURDAY NIGHT...Clear. Patchy valley fog. Lows 45 to 55. .SUNDAY AND SUNDAY NIGHT...Mostly clear. Patchy valley fog. Highs 73 to 88. Lows 44 to 54. .MEMORIAL DAY AND MONDAY NIGHT...Partly cloudy. Highs 69 to 83. Lows 42 to 52. .TUESDAY...Sunny. Highs 65 to 77. && TEMPERATURE / PRECIPITATION Leggett 83 51 86 / 0 0 0 Laytonville 83 51 88 / 0 0 0 Willits 82 51 87 / 0 0 0 $$ CAZ111-210200- Northeastern Interior Mendocino- Including the city of Covelo 136 AM PDT Wed May 20 2026 .TODAY...Partly cloudy in the morning then clearing. Highs 76 to 91. .TONIGHT...Partly cloudy. Lows 50 to 60. .THURSDAY...Sunny. Highs 80 to 95. .THURSDAY NIGHT...Mostly clear. Lows 53 to 63. .FRIDAY...Sunny. Highs 82 to 97. .FRIDAY NIGHT...Mostly clear. Lows 51 to 61. .SATURDAY AND SATURDAY NIGHT...Clear. Highs 78 to 93. Lows 49 to 59. .SUNDAY THROUGH MEMORIAL DAY...Mostly clear. Highs 76 to 91. Lows 47 to 57. .MONDAY NIGHT...Partly cloudy. Lows 41 to 51. .TUESDAY...Sunny. Highs 64 to 79. && TEMPERATURE / PRECIPITATION Covelo 85 51 90 / 0 0 0 $$ CAZ112-210200- Southwestern Interior Mendocino- Including the cities of Boonville, Philo, Comptche, and Yorkville 136 AM PDT Wed May 20 2026 .TODAY...Partly cloudy early in the morning then clearing. Highs 75 to 88. .TONIGHT...Mostly clear. Patchy valley fog overnight. Lows 47 to 57. .THURSDAY...Sunny. Highs 80 to 92. .THURSDAY NIGHT...Mostly clear. Lows 50 to 60. .FRIDAY...Sunny. Highs 75 to 88. .FRIDAY NIGHT...Mostly clear. Areas of valley fog. Lows 46 to 56. .SATURDAY...Partly cloudy in the morning then clearing. Patchy valley fog. Highs 68 to 81. .SATURDAY NIGHT...Partly cloudy. Areas of valley fog. Lows 44 to 54. .SUNDAY THROUGH MEMORIAL DAY...Partly cloudy. Patchyvalley fog. Highs 67 to 81. Lows 44 to 54. .MONDAY NIGHT...Partly cloudy. Lows 42 to 52. .TUESDAY...Sunny. Highs 64 to 74. && TEMPERATURE / PRECIPITATION Boonville 85 51 90 / 0 0 0 $$ CAZ113-210200- Southeastern Interior Mendocino- Including the cities of Calpella, Hopland, Redwood Valley, Talmage, and Ukiah 136 AM PDT Wed May 20 2026 .TODAY...Partly cloudy early in the morning then clearing. Highs 77 to 91. .TONIGHT...Mostly clear. Lows 55 to 65. .THURSDAY...Sunny. Highs 82 to 96. .THURSDAY NIGHT...Clear. Lows 58 to 68. .FRIDAY...Sunny. Highs 79 to 94. .FRIDAY NIGHT THROUGH SUNDAY NIGHT...Mostly clear. Lows 49 to 59. Highs 79 to 94. .MEMORIAL DAY AND MONDAY NIGHT...Partly cloudy. Highs 68 to 82. Lows 46 to 56. .TUESDAY...Sunny. Highs 65 to 77. && TEMPERATURE / PRECIPITATION Ukiah 90 55 95 / 0 0 0 $$ CAZ114-210200- Northern Lake- Including the city of Gravelly Valley Airport 136 AM PDT Wed May 20 2026 .TODAY...Partly cloudy in the morning then clearing. Highs 76 to 91. .TONIGHT...Mostly clear. Lows 52 to 62. .THURSDAY...Sunny. Highs 81 to 96. .THURSDAY NIGHT...Mostly clear. Lows 54 to 64. .FRIDAY...Sunny. Highs 80 to 95. .FRIDAY NIGHT...Mostly clear. Lows 52 to 62. .SATURDAY...Sunny. Highs 76 to 91. .SATURDAY NIGHT...Mostly clear. Lows 48 to 58. .SUNDAY...Sunny. Highs 74 to 89. .SUNDAY NIGHT AND MEMORIAL DAY...Mostly clear. Lows 48 to 58. Highs 74 to 89. .MONDAY NIGHT...Partly cloudy. Lows 43 to 53. .TUESDAY...Sunny. Highs 63 to 78. && TEMPERATURE / PRECIPITATION Lake Pillsbury 90 50 95 / 0 0 0 $$ CAZ116-210200- Northwestern and Central Trinity- Including the cities of Weaverville, Douglas City, Helena, Junction City, Big Bar, Del Loma, and Burnt Ranch 136 AM PDT Wed May 20 2026 .TODAY...Partly cloudy in the morning then clearing. Highs 79 to 94. Northwest wind around 10 mph. .TONIGHT...Partly cloudy. Lows 49 to 59. Northwest wind around 10 mph shifting to the northeast overnight. .THURSDAY...Sunny. Highs 85 to 100. East wind around 5 mph shifting to the west in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows 52 to 62. Northwest wind around 15 mph. .FRIDAY...Sunny. Highs 84 to 99. Southeast wind around 10 mph. .FRIDAY NIGHT...Mostly clear. Lows 52 to 62. .SATURDAY...Sunny. Highs 82 to 97. .SATURDAY NIGHT THROUGH SUNDAY NIGHT...Mostly clear. Lows 48 to 58. Highs 82 to 97. .MEMORIAL DAY AND MONDAY NIGHT...Partly cloudy. Highs 73 to 88. Lows 42 to 52. .TUESDAY...Sunny. Highs 65 to 80. && TEMPERATURE / PRECIPITATION Big Bar 89 53 96 / 0 0 0 Weaverville 87 53 92 / 0 0 0 $$ CAZ117-210200- Northeastern Trinity- Including the cities of Carrville and Trinity Center 136 AM PDT Wed May 20 2026 .TODAY...Mostly cloudy early in the morning then clearing. Highs 73 to 88. North wind around 10 mph shifting to the south in the afternoon. .TONIGHT...Partly cloudy. Lows 46 to 56. North wind up to 10 mph. .THURSDAY...Sunny. Highs 77 to 92. Northeast wind around 5 mph shifting to the south in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows 49 to 59. Northwest wind around 10 mph. .FRIDAY...Sunny. Highs 77 to 92. East wind around 10 mph. .FRIDAY NIGHT...Partly cloudy in the evening then becoming clear. Lows 50 to 60. .SATURDAY...Sunny. Highs 74 to 89. .SATURDAY NIGHT...Mostly clear. Lows 47 to 57. .SUNDAY...Sunny. Highs 74 to 89. .SUNDAY NIGHT...Mostly clear. Lows 46 to 56. .MEMORIAL DAY...Mostly sunny. Highs 70 to 85. .MONDAY NIGHT AND TUESDAY...Mostly clear. Lows 36 to 46. Highs 70 to 85. &&TEMPERATURE / PRECIPITATION Trinity Center 86 53 90 / 0 0 0 $$ CAZ118-210200- Western Lake- Including the cities of Finley, Knobcone Camp, Lakeport, Soda Bay, Lucerne, Nice, and Saratoga Springs 136 AM PDT Wed May 20 2026 .TODAY...Mostly sunny. Highs 79 to 89. Southeast wind around 5 mph shifting to the southwest in the afternoon. .TONIGHT...Mostly clear. Lows 55 to 65. West wind around 10 mph shifting to the north overnight. .THURSDAY...Sunny. Highs 83 to 93. East wind around 5 mph shifting to the southwest in the afternoon. .THURSDAY NIGHT...Clear. Lows 58 to 68. Northwest wind around 10 mph. .FRIDAY...Sunny. Highs 83 to 93. South wind around 10 mph. .FRIDAY NIGHT AND SATURDAY...Clear. Lows 52 to 62. Highs 78 to 93. .SATURDAY NIGHT THROUGH MEMORIAL DAY...Mostly clear. Lows 48 to 58. Highs 74 to 88. .MONDAY NIGHT...Partly cloudy. Lows 44 to 54. .TUESDAY...Sunny. Highs 68 to 78. && TEMPERATURE / PRECIPITATION Lakeport 86 54 90 / 0 0 0 $$ CAZ119-210200- Southwestern Lake- Including the cities of Kelseyville, Mount Konocti, Adams, Anderson Springs, Cobb, Ettawa Springs, and Forest Lake 136 AM PDT Wed May 20 2026 .TODAY...Mostly sunny. Highs 78 to 88. Northeast wind around 5 mph shifting to the southwest in the afternoon. .TONIGHT...Mostly clear. Lows 55 to 65. Southwest wind around 10 mph shifting to the northwest overnight. .THURSDAY...Sunny. Highs 82 to 92. Northeast wind around 5 mph shifting to the south in the afternoon. .THURSDAY NIGHT...Clear. Lows 56 to 66. West wind around 10 mph. .FRIDAY...Sunny. Highs 78 to 90. South wind around 10 mph. .FRIDAY NIGHT THROUGH MONDAY NIGHT...Mostly clear. Lows 47 to 57. Highs 75 to 90. .TUESDAY...Sunny. Highs 67 to 77. $$ CAZ120-210200- Eastern Lake- Including the cities of Clearlake, Clearlake Park, Hidden Valley Lake, and Middletown 136 AM PDT Wed May 20 2026 .TODAY...Mostly sunny. Highs 80 to 90. Northeast wind around 5 mph shifting to the south in the afternoon. .TONIGHT...Mostly clear. Lows 54 to 64. West wind around 10 mph shifting to the northwest overnight. .THURSDAY...Sunny. Highs 84 to 94. Northeast wind around 5 mph shifting to the south in the afternoon. .THURSDAY NIGHT...Clear. Lows 55 to 65. West wind around 15 mph. .FRIDAY...Sunny. Highs 84 to 94. Southeast wind around 10 mph. .FRIDAY NIGHT THROUGH SUNDAY...Clear. Lows 49 to 59. Highs 79 to 94. .SUNDAY NIGHT THROUGH MONDAY NIGHT...Mostly clear. Lows 47 to 57. Highs 78 to 89. .TUESDAY...Sunny. Highs 70 to 80. && TEMPERATURE / PRECIPITATION Middletown 87 53 90 / 0 0 0 Clearlake 87 55 91 / 0 0 0 $$