FPUS56 KEKA 182037 ZFPEKA Zone Forecast Product for California National Weather Service Eureka CA 136 PM PDT Sat Apr 18 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. CAZ101-191400- Coastal Del Norte- Including the cities of Ft Dick, Crescent City, and Smith River 136 PM PDT Sat Apr 18 2026 .TONIGHT...Mostly cloudy. Patchy fog overnight. Lows 43 to 53. Southwest wind around 5 mph in the evening becoming light. .SUNDAY...Mostly cloudy. Highs 58 to 68. South wind around 10 mph. .SUNDAY NIGHT...Mostly cloudy. Chance of drizzle in the evening. Chance of rain overnight. Lows 43 to 53. South wind around 5 mph shifting to the east overnight. .MONDAY...Rain. Highs 53 to 63. South wind around 10 mph. .MONDAY NIGHT...Patchy fog. Rain. Lows 42 to 52. Southeast wind around 5 mph. .TUESDAY...Patchy fog. Rain showers and isolated thunderstorms. Highs 52 to 62. South wind around 5 mph. .TUESDAY NIGHT AND WEDNESDAY...Rain likely. Lows 41 to 51. Highs 51 to 62. .WEDNESDAY NIGHT...Mostly cloudy. Chance of rain. Lows 39 to 49. .THURSDAY...Mostly cloudy in the morning then becoming partly cloudy. Slight chance of rain. Highs 53 to 63. .THURSDAY NIGHT...Mostly clear. Lows 39 to 49. .FRIDAY...Mostly sunny. Highs 59 to 69. .FRIDAY NIGHT...Mostly clear. Lows 41 to 51. .SATURDAY...Mostly sunny. Highs 58 to 68. && TEMPERATURE / PRECIPITATION Crescent City 47 60 48 57 / 0 10 50 90 Klamath 48 63 49 57 / 0 10 50 90 $$ CAZ102-191400- Interior Del Norte- Including the city of Gasquet 136 PM PDT Sat Apr 18 2026 .TONIGHT...Mostly cloudy. Lows 43 to 53. .SUNDAY...Mostly cloudy. Highs 55 to 69. .SUNDAY NIGHT...Mostly cloudy. Slight chance of drizzle in the evening, then chance of drizzle overnight. Chance of rain overnight. Lows 42 to 52. .MONDAY...Rain. Highs 49 to 64. .MONDAY NIGHT...Rain. Lows 39 to 49. .TUESDAY...Rain showers and isolated thunderstorms. Highs 47 to 62. .TUESDAY NIGHT...Rain and snow likely. Lows 37 to 47. .WEDNESDAY...Rain and snow. Highs 44 to 59. .WEDNESDAY NIGHT...Mostly cloudy. Chance of rain and snow. Lows 35 to 45. .THURSDAY...Mostly cloudy in the morning then becoming partly cloudy. Chance of rain and snow. Highs 49 to 64. .THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 36 to 46. Highs 56 to 71. .FRIDAY NIGHT...Mostly clear. Lows 39 to 49. .SATURDAY...Mostly sunny. Slight chance of rain. Highs 56 to 71. && TEMPERATURE / PRECIPITATION Gasquet 47 69 46 64 / 0 10 40 90 $$ CAZ103-191400- Northern Coastal Humboldt- Including the cities of Eureka, Samoa, Arcata, Arcata Arpt, Fieldbrook, Fernbridge, and Fortuna 136 PM PDT Sat Apr 18 2026 ...COASTAL FLOOD ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 3 AM PDT SUNDAY... .TONIGHT...Mostly cloudy. Patchy fog overnight. Lows 42 to 52. Northwest wind around 5 mph shifting to the southeast overnight. .SUNDAY...Mostly cloudy. Patchy fog in the morning. Slight chance of drizzle in the afternoon. Highs 59 to 69. South wind around 10 mph. .SUNDAY NIGHT...Cloudy. Chance of drizzle in the evening. Chance of rain in the evening, then rain likely overnight. Lows 43 to 53. Southwest wind around 10 mph shifting to the southeast overnight. .MONDAY...Rain. Highs 52 to 62. Southeast wind around 10 mph. .MONDAY NIGHT...Patchy fog. Rain. Lows 41 to 51. Southeast wind around 10 mph. .TUESDAY...Rain showers and isolated thunderstorms. Highs 52 to 62. South wind around 5 mph. .TUESDAY NIGHT...Rain. Lows 40 to 50. .WEDNESDAY...Rain likely. Highs 52 to 62. .WEDNESDAY NIGHT...Mostly cloudy. Patchy fog. Chance of rain. Lows 38 to 48. .THURSDAY...Mostly cloudy in the morning then becoming partly cloudy. Slight chance of rain. Highs 53 to 63. .THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 38 to 48. Highs 53 to 68. .FRIDAY NIGHT...Partly cloudy. Patchy fog. Lows 40 to 50. .SATURDAY...Mostly cloudy in the morning then becoming partly cloudy. Patchy fog. Slight chance of rain. Highs 57 to 67. && TEMPERATURE / PRECIPITATION McKinleyville 45 61 46 57 / 0 10 60 90 Arcata 46 64 47 57 / 0 10 60 90 Eureka 46 63 47 58 / 0 20 70 90 Fortuna 46 67 49 58 / 0 20 70 90 $$ CAZ104-191400- Southwestern Humboldt- Including the cities of Honeydew, Petrolia, Briceland, Ettersburg, Shelter Cove, and Whitethorn 136 PM PDT Sat Apr 18 2026 .TONIGHT...Cloudy. Lows 42 to 52. South wind around 5 mph. .SUNDAY...Mostly cloudy. Slight chance of drizzle in the afternoon. Highs 57 to 67. South wind around 10 mph in the valleys and south 5 to 15 mph at higher elevation. .SUNDAY NIGHT...Cloudy. Chance of rain in the evening, then rain overnight. Lows 42 to 52. Southeast wind 5 to 15 mph. .MONDAY...Rain. Highs 50 to 60. Southeast wind 5 to 15 mph. .MONDAY NIGHT...Rain. Lows 42 to 52. Southeast wind around 15 mph. .TUESDAY...Rain showers and isolated thunderstorms. Highs 50 to 61. South wind around 10 mph. .TUESDAY NIGHT...Rain likely. Lows 40 to 50. .WEDNESDAY...Mostly cloudy. Chance of rain. Highs 52 to 62. .WEDNESDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Slight chance of rain. Lows 38 to 48. .THURSDAY THROUGH FRIDAY NIGHT...Partly cloudy. Highs 55 to 70. Lows 40 to 50. .SATURDAY...Partly cloudy. Slight chance of rain. Highs 57 to 70. && TEMPERATURE / PRECIPITATION Honeydew 45 62 45 56 / 0 20 80 90 $$ CAZ105-191400- Northeastern Interior Humboldt- Including the cities of Hoopa, Orleans, Weitchpec, and Willow Creek 136 PM PDT Sat Apr 18 2026 .TONIGHT...Mostly cloudy. Lows 43 to 53. .SUNDAY...Mostly cloudy. Highs 62 to 77. .SUNDAY NIGHT...Mostly cloudy. Slight chance of drizzle in the evening. Chance of rain overnight. Lows 42 to 52. .MONDAY...Rain. Highs 51 to 66. .MONDAY NIGHT...Rain. Lows 39 to 49. .TUESDAY...Rain showers and isolated thunderstorms. Snow level 5000 to 5500 feet. Highs 49 to 64. .TUESDAY NIGHT...Rain. Lows 38 to 48. .WEDNESDAY...Rain likely. Highs 48 to 63. .WEDNESDAY NIGHT...Mostly cloudy. Chance of rain. Lows 36 to 46. .THURSDAY...Mostly cloudy in the morning then becoming partly cloudy. Slight chance of rain. Highs 52 to 67. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows 38 to 48. Highs 58 to 73. .SATURDAY...Mostly sunny. Slight chance of rain. Highs 60 to 75. && TEMPERATURE / PRECIPITATION Orleans 51 77 50 65 / 0 10 30 80 Hoopa 50 75 48 63 / 0 10 40 90 Willow Creek 49 77 47 63 / 0 10 40 90 $$ CAZ106-191400- Southeastern Interior Humboldt- Including the cities of Bull Creek, Pepperwood, Shively, Dinsmore, Bridgeville, Alderpoint, and Benbow 136 PM PDT Sat Apr 18 2026 .TONIGHT...Mostly cloudy. Lows 43 to 53. .SUNDAY...Mostly cloudy. Highs 58 to 71. .SUNDAY NIGHT...Cloudy. Chance of drizzle in the evening. Rain likely overnight. Snow level 5000 to 5500 feet. Lows 41 to 51. .MONDAY...Rain. Highs 47 to 60. .MONDAY NIGHT...Rain. Lows 38 to 48. .TUESDAY...Rain showers and isolated thunderstorms. Snow level 5000 feet. Highs 46 to 61. .TUESDAY NIGHT...Mostly cloudy. Rain. Lows 37 to 47. .WEDNESDAY...Mostly cloudy. Rain likely. Highs 47 to 62. .WEDNESDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Slight chance of rain. Lows 34 to 44. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs 52 to 66. Lows 35 to 45. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs 58 to 73. Lows 38 to 48. .SATURDAY...Mostly sunny. Slight chance of rain. Highs 59 to 72. && TEMPERATURE / PRECIPITATION Garberville 45 68 46 57 / 0 10 70 90 $$ CAZ108-191400- Southern Trinity- Including the cities of Forest Glen, Hayfork, Hyampom, Peanut, Ruth, and Zenia 136 PM PDT Sat Apr 18 2026 .TONIGHT...Mostly cloudy. Lows 40 to 50. .SUNDAY...Mostly cloudy. Highs 59 to 74. .SUNDAY NIGHT...Mostly cloudy. Slight chance of drizzle in the evening, then chance of drizzle overnight. Chance of rain and snow overnight. Snow level 5000 feet overnight. Lows 37 to 47. .MONDAY...Rain. Snow level 5000 to 5500 feet. Highs 45 to 60. .MONDAY NIGHT...Rain. Snow level 6000 to 6500 feet. Lows 35 to 45. .TUESDAY...Rain showers and isolated thunderstorms. Snow level 5500 feet. Highs 44 to 59. .TUESDAY NIGHT...Mostly cloudy. Rain and snow. Lows 33 to 43. .WEDNESDAY...Mostly cloudy. Rain and snow likely. Highs 43 to 58. .WEDNESDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Slight chance of rain. Lows 30 to 40. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs 50 to 65. Lows 31 to 41. .FRIDAY...Mostly sunny. Highs 57 to 72. .FRIDAY NIGHT...Mostly clear. Lows 36 to 46. .SATURDAY...Mostly sunny. Slight chance of rain. Highs 57 to 72. && TEMPERATURE / PRECIPITATION Hayfork 41 70 39 57 / 0 10 30 80 Ruth 40 69 38 55 / 0 10 40 90 $$ CAZ109-191400- Coastal Mendocino- Including the cities of Fort Bragg and Rockport 136 PM PDT Sat Apr 18 2026 .TONIGHT...Mostly cloudy. Patchy fog overnight. Lows 41 to 51. Northwest wind around 5 mph in the evening becoming light. .SUNDAY...Mostly cloudy. Patchy fog in the morning. Highs 59 to 69. South wind around 10 mph. .SUNDAY NIGHT...Mostly cloudy. Chance of drizzle in the evening. Rain likely overnight. Lows 43 to 53. Southeast wind up to 10 mph. .MONDAY...Rain. Highs 53 to 63. Southeast wind 5 to 15 mph. .MONDAY NIGHT...Rain. Lows 41 to 51. Southeast wind around 10 mph. .TUESDAY...Rain showers and isolated thunderstorms. Highs 53 to 63. South wind around 5 mph. .TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy. Chance of rain. Lows 40 to 50. Highs 53 to 65. .WEDNESDAY NIGHT...Partly cloudy. Slight chance of rain. Lows 38 to 48. .THURSDAY THROUGH FRIDAY NIGHT...Mostly clear. Highs 56 to 69. Lows 38 to 48. .SATURDAY...Partly cloudy in the morning then clearing. Highs 59 to 69. && TEMPERATURE / PRECIPITATION Fort Bragg 44 64 46 60 / 0 10 70 90 Point Arena 46 59 49 55 / 0 10 70 90 $$ CAZ110-191400- Northwestern Interior Mendocino- Including the cities of Potter Valley and Willits 136 PM PDT Sat Apr 18 2026 .TONIGHT...Mostly cloudy. Lows 41 to 51. .SUNDAY...Mostly cloudy. Highs 61 to 74. .SUNDAY NIGHT...Mostly cloudy. Slight chance of drizzle in the evening. Rain likely overnight. Lows 40 to 50. .MONDAY...Rain. Highs 50 to 61. .MONDAY NIGHT...Rain. Lows 38 to 48. .TUESDAY...Rain showers and isolated thunderstorms. Highs 49 to 59. .TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy. Chance of rain. Lows 36 to 46. Highs 49 to 63. .WEDNESDAY NIGHT...Partly cloudy. Slight chance of rain. Lows 32 to 42. .THURSDAY...Mostly sunny. Highs 56 to 69. .THURSDAY NIGHT...Mostly clear. Lows 35 to 45. .FRIDAY...Mostly sunny. Highs 61 to 74. .FRIDAY NIGHT...Mostly clear. Patchy valley fog. Lows 38 to 48. .SATURDAY...Mostly sunny. Highs 62 to 75. && TEMPERATURE / PRECIPITATION Leggett 44 66 44 57 / 0 10 60 90 Laytonville 45 66 45 54 / 0 10 60 90 Willits 44 68 44 55 / 0 0 50 90 $$ CAZ111-191400- Northeastern Interior Mendocino- Including the city of Covelo 136 PM PDT Sat Apr 18 2026 .TONIGHT...Mostly cloudy. Lows 42 to 52. .SUNDAY...Mostly cloudy. Highs 60 to 75. .SUNDAY NIGHT...Mostly cloudy. Chance of rain and snow overnight. Snow level 5000 to 5500 feet. Lows 40 to 50. .MONDAY...Rain. Snow level 5500 feet in the morning. Highs 47 to 62. .MONDAY NIGHT...Rain. Snow level 6000 to 6500 feet. Lows 37 to 47. .TUESDAY...Rain showers and isolated thunderstorms. Snow level 5500 feet. Highs 44 to 59. .TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy. Chance of rain and snow. Lows 34 to 44. Highs 47 to 62. .WEDNESDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Slight chance of rain. Lows 31 to 41. .THURSDAY THROUGH SATURDAY...Mostly clear. Highs 60 to 75. Lows 34 to 44. && TEMPERATURE / PRECIPITATION Covelo 43 69 43 56 / 0 0 50 90 $$ CAZ112-191400- Southwestern Interior Mendocino- Including the cities of Boonville, Philo, Comptche, and Yorkville 136 PM PDT Sat Apr 18 2026 .TONIGHT...Mostly cloudy. Lows 42 to 52. .SUNDAY...Mostly cloudy. Highs 63 to 73. .SUNDAY NIGHT...Mostly cloudy. Slight chance of drizzle in the evening. Rain likely overnight. Lows 43 to 53. .MONDAY...Rain. Highs 53 to 63. .MONDAY NIGHT...Rain. Lows 42 to 52. .TUESDAY...Rain showers and isolated thunderstorms. Highs 53 to 63. .TUESDAY NIGHT...Mostly cloudy. Chance of rain and slight chance of thunderstorms. Lows 40 to 50. .WEDNESDAY...Mostly cloudy. Chance of rain. Highs 56 to 66. .WEDNESDAY NIGHT...Partly cloudy. Lows 38 to 48. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 59 to 69. Lows 38 to 48. .FRIDAY...Mostly sunny. Highs 64 to 74. .FRIDAY NIGHT...Mostly clear. Lows 41 to 51. .SATURDAY...Partly cloudy in the morning then clearing. Highs 64 to 74. && TEMPERATURE / PRECIPITATION Boonville 46 68 46 57 / 0 0 60 90 $$ CAZ113-191400- Southeastern Interior Mendocino- Including the cities of Calpella, Hopland, Redwood Valley, Talmage, and Ukiah 136 PM PDT Sat Apr 18 2026 .TONIGHT...Mostly cloudy. Lows 44 to 54. .SUNDAY...Mostly cloudy. Highs 62 to 73. .SUNDAY NIGHT...Mostly cloudy. Slight chance of drizzle in the evening. Chance of rain overnight. Lows 43 to 53. .MONDAY...Rain. Highs 51 to 61. .MONDAY NIGHT...Rain. Lows 42 to 52. .TUESDAY...Rain showers and scattered thunderstorms. Highs 50 to 60. .TUESDAY NIGHT...Mostly cloudy. Rain likely. Lows 39 to 49. .WEDNESDAY...Mostly cloudy. Chance of rain. Highs 53 to 64. .WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 36 to 46. Highs 54 to 69. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 40 to 50. Highs 59 to 74. .SATURDAY...Mostly sunny. Highs 63 to 74. && TEMPERATURE / PRECIPITATION Ukiah 46 73 47 59 / 0 0 50 90 $$ CAZ114-191400- Northern Lake- Including the city of Gravelly Valley Airport 136 PM PDT Sat Apr 18 2026 .TONIGHT...Mostly cloudy. Lows 42 to 52. .SUNDAY...Mostly cloudy. Highs 58 to 73. .SUNDAY NIGHT...Mostly cloudy. Chance of drizzle overnight. Chance of rain and snow overnight. Lows 39 to 49. .MONDAY...Rain. Highs 45 to 59. Southeast wind around 20 mph. .MONDAY NIGHT...Rain. Lows 36 to 46. .TUESDAY...Rain showers and scattered thunderstorms. Highs 42 to 57. .TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy. Chance of rain and snow. Lows 33 to 43. Highs 46 to 61. .WEDNESDAY NIGHT...Partly cloudy. Slight chance of rain. Lows 31 to 41. .THURSDAY THROUGH SATURDAY...Mostly clear. Highs 59 to 74. Lows 35 to 45. && TEMPERATURE / PRECIPITATION Lake Pillsbury 41 72 38 59 / 0 0 40 80 $$ CAZ116-191400- Northwestern and Central Trinity- Including the cities of Weaverville, Douglas City, Helena, Junction City, Big Bar, Del Loma, and Burnt Ranch 136 PM PDT Sat Apr 18 2026 .TONIGHT...Mostly cloudy. Lows 41 to 51. Southeast wind up to 10 mph. .SUNDAY...Mostly cloudy. Highs 61 to 76. Southeast wind 10 to 20 mph. .SUNDAY NIGHT...Mostly cloudy. Slight chance of drizzle overnight. Chance of rain and snow overnight. Lows 38 to 48. Southeast wind 10 to 20 mph. .MONDAY...Mostly cloudy. Rain and snow likely. Highs 49 to 64. Southeast wind 10 to 20 mph. .MONDAY NIGHT...Rain and snow. Lows 36 to 46. Southeast wind around 15 mph. .TUESDAY...Rain showers and isolated thunderstorms. Highs 46 to 61. Southeast wind around 10 mph. .TUESDAY NIGHT...Mostly cloudy. Chance of rain and snow. Lows 34 to 44. .WEDNESDAY...Mostly cloudy. Rain and snow likely. Highs 47 to 62. .WEDNESDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Chance of rain. Lows 31 to 41. .THURSDAY...Mostly sunny. Slight chance of rain. Highs 55 to 70. .THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 34 to 44. Highs 60 to 75. .FRIDAY NIGHT...Mostly clear. Lows 37 to 47. .SATURDAY...Mostly sunny. Slight chance of rain. Highs 62 to 77. && TEMPERATURE / PRECIPITATION Big Bar 48 73 45 60 / 0 10 30 80 Weaverville 45 70 44 57 / 0 10 20 70 $$ CAZ117-191400- Northeastern Trinity- Including the cities of Carrville and Trinity Center 136 PM PDT Sat Apr 18 2026 .TONIGHT...Mostly cloudy. Lows 37 to 47. Southeast wind up to 10 mph. .SUNDAY...Mostly cloudy in the morning then becoming partly cloudy. Highs 56 to 71. Southeast wind 10 to 20 mph. .SUNDAY NIGHT...Mostly cloudy. Slight chance of drizzle overnight. Slight chance of snow overnight. Lows 34 to 44. Southeast wind 10 to 20 mph. .MONDAY...Mostly cloudy. Breezy. Rain and snow likely. Highs 44 to 59. Southeast wind 15 to 25 mph with gusts to around 40 mph. .MONDAY NIGHT...Rain and snow. Lows 31 to 41. Southeast wind 10 to 20 mph. .TUESDAY...Rain showers, snow showers and isolated thunderstorms. Highs 39 to 54. Southeast wind around 10 mph. .TUESDAY NIGHT AND WEDNESDAY...Rain and snow. Lows 30 to 40. Highs 42 to 57. .WEDNESDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Chance of rain and snow. Lows 25 to 35. .THURSDAY...Partly cloudy. Slight chance of rain and snow. Highs 50 to 65. .THURSDAY NIGHT...Partly cloudy. Lows 29 to 39. .FRIDAY...Mostly sunny. Slight chance of rain and snow. Highs 54 to 69. .FRIDAY NIGHT...Mostly clear. Lows 33 to 43. .SATURDAY...Mostly sunny. Slight chance of rain. Highs 58 to 73. && TEMPERATURE / PRECIPITATION Trinity Center 43 69 41 57 / 0 0 10 60 $$ CAZ118-191400- Western Lake- Including the cities of Finley, Knobcone Camp, Lakeport, Soda Bay, Lucerne, Nice, and Saratoga Springs 136 PM PDT Sat Apr 18 2026 .TONIGHT...Mostly cloudy. Lows 43 to 53. Southeast wind around 10 mph. .SUNDAY...Mostly cloudy. Highs 63 to 73. South wind around 10 mph. .SUNDAY NIGHT...Mostly cloudy. Chance of drizzle overnight. Chance of rain overnight. Lows 41 to 51. South wind 5 to 15 mph. .MONDAY...Rain. Highs 50 to 60. Southeast wind 5 to 15 mph. .MONDAY NIGHT...Rain. Lows 39 to 49. South wind around 15 mph. .TUESDAY...Rain showers and scattered thunderstorms. Highs 49 to 59. South wind around 10 mph. .TUESDAY NIGHT...Mostly cloudy. Rain likely. Lows 36 to 46. .WEDNESDAY...Mostly cloudy. Chance of rain. Highs 53 to 63. .WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 34 to 44. Highs 54 to 69. .THURSDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows 39 to 49. Highs 59 to 74. && TEMPERATURE / PRECIPITATION Lakeport 46 67 44 56 / 0 0 40 80 $$ CAZ119-191400- Southwestern Lake- Including the cities of Kelseyville, Mount Konocti, Adams, Anderson Springs, Cobb, Ettawa Springs, and Forest Lake 136 PM PDT Sat Apr 18 2026 .TONIGHT...Mostly cloudy. Lows 44 to 54. South wind around 10 mph in the evening becoming light. .SUNDAY...Mostly cloudy. Highs 61 to 71. South wind around 10 mph. .SUNDAY NIGHT...Mostly cloudy. Chance of drizzle overnight. Chance of rain overnight. Lows 41 to 51. South wind 5 to 15 mph. .MONDAY...Rain likely. Highs 50 to 60. South wind 5 to 15 mph. .MONDAY NIGHT...Rain. Lows 41 to 51. South wind 5 to 15 mph. .TUESDAY...Rain showers and scattered thunderstorms. Highs 49 to 59. South wind 5 to 15 mph. .TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy. Chance of rain. Lows 38 to 48. Highs 49 to 63. .WEDNESDAY NIGHT...Partly cloudy. Lows 36 to 46. .THURSDAY THROUGH SATURDAY...Mostly clear. Highs 59 to 73. Lows 39 to 49. $$ CAZ120-191400- Eastern Lake- Including the cities of Clearlake, Clearlake Park, Hidden Valley Lake, and Middletown 136 PM PDT Sat Apr 18 2026 .TONIGHT...Mostly cloudy. Lows 44 to 54. Southwest wind around 10 mph in the evening becoming light. .SUNDAY...Mostly cloudy in the morning then becoming partly cloudy. Highs 65 to 75. South wind 5 to 15 mph. .SUNDAY NIGHT...Mostly cloudy. Slight chance of drizzle overnight. Lows 41 to 51. Southwest wind 5 to 15 mph. .MONDAY...Mostly cloudy. Rain likely. Highs 54 to 64. South wind 5 to 15 mph. .MONDAY NIGHT...Rain. Lows 41 to 51. South wind around 15 mph. .TUESDAY...Rain showers and scattered thunderstorms. Highs 50 to 60. South wind around 15 mph. .TUESDAY NIGHT...Mostly cloudy. Rain likely. Lows 37 to 47. .WEDNESDAY...Mostly cloudy. Chance of rain. Highs 55 to 65. .WEDNESDAY NIGHT...Partly cloudy. Lows 36 to 46. .THURSDAY THROUGH SATURDAY...Mostly clear. Highs 62 to 77. Lows 39 to 49. && TEMPERATURE / PRECIPITATION Middletown 45 70 42 60 / 0 0 20 70 Clearlake 46 71 43 59 / 0 0 20 70 $$