FPUS56 KEKA 210837 ZFPEKA Zone Forecast Product for California National Weather Service Eureka CA 136 AM PDT Tue Apr 21 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 Wednesday. CAZ101-220200- Coastal Del Norte- Including the cities of Ft Dick, Crescent City, and Smith River 136 AM PDT Tue Apr 21 2026 .TODAY...Numerous rain showers in the morning, then rain showers and isolated thunderstorms in the afternoon. Highs 52 to 62. Southeast wind around 5 mph shifting to the southwest in the afternoon. .TONIGHT...Numerous rain showers and isolated thunderstorms in the evening, then scattered rain showers overnight. Lows 41 to 51. South wind around 5 mph. .WEDNESDAY...Mostly cloudy. Numerous rain showers in the morning, then scattered rain showers in the afternoon. Highs 51 to 61. South wind up to 10 mph. .WEDNESDAY NIGHT...Mostly cloudy. Patchy fog. Slight chance of rain. Lows 38 to 48. North wind around 5 mph. .THURSDAY...Mostly sunny. Highs 55 to 65. North wind around 15 mph. .THURSDAY NIGHT AND FRIDAY...Clear. Lows 39 to 49. Highs 56 to 71. .FRIDAY NIGHT...Mostly clear. Lows 42 to 52. .SATURDAY AND SATURDAY NIGHT...Partly cloudy. Highs 58 to 68. Lows 41 to 51. .SUNDAY AND SUNDAY NIGHT...Partly cloudy. Slight chance of rain. Highs 56 to 66. Lows 41 to 51. .MONDAY...Mostly cloudy in the morning then becoming partly cloudy. Patchy fog. Slight chance of rain. Highs 56 to 66. && TEMPERATURE / PRECIPITATION Crescent City 56 46 55 / 70 70 60 Klamath 56 46 56 / 80 70 50 $$ CAZ102-220200- Interior Del Norte- Including the city of Gasquet 136 AM PDT Tue Apr 21 2026 .TODAY...Numerous rain showers and snow showers in the morning, then rain showers and scattered thunderstorms in the afternoon. Snow level 4500 to 5000 feet. Snow accumulations around 1 inch. Highs 46 to 61. .TONIGHT...Mostly cloudy. Isolated thunderstorms in the evening. Scattered rain showers and snow showers through the night. Snow level 4500 feet. Lows 36 to 46. .WEDNESDAY...Numerous snow showers in the morning. Numerous rain showers through the day. Snow level 4500 feet. Snow accumulations up to 1 inch. Highs 44 to 59. .WEDNESDAY NIGHT...Mostly cloudy. Isolated rain showers. Snow level 4000 feet. Lows 33 to 43. .THURSDAY...Mostly sunny. Highs 52 to 67. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Clear. Lows 38 to 48. Highs 60 to 75. .SATURDAY...Sunny. Highs 57 to 72. .SATURDAY NIGHT...Partly cloudy. Lows 38 to 48. .SUNDAY AND SUNDAY NIGHT...Partly cloudy. Slight chance of rain. Highs 53 to 68. Lows 38 to 48. .MONDAY...Partly cloudy. Chance of rain. Highs 54 to 69. && TEMPERATURE / PRECIPITATION Gasquet 61 43 59 / 90 60 70 $$ CAZ103-220200- Northern Coastal Humboldt- Including the cities of Eureka, Samoa, Arcata, Arcata Arpt, Fieldbrook, Fernbridge, and Fortuna 136 AM PDT Tue Apr 21 2026 .TODAY...Scattered rain showers and isolated thunderstorms in the morning, then rain showers and scattered thunderstorms in the afternoon. Highs 52 to 62. Southeast wind around 10 mph shifting to the southwest in the afternoon. .TONIGHT...Mostly cloudy. Numerous rain showers and isolated thunderstorms in the evening, then scattered rain showers overnight. Lows 39 to 49. Southwest wind around 5 mph. .WEDNESDAY...Mostly cloudy. Patchy fog in the morning. Scattered rain showers through the day. Highs 52 to 62. South wind around 5 mph shifting to the southwest in the afternoon. .WEDNESDAY NIGHT...Partly cloudy. Patchy fog. Isolated rain showers. Lows 37 to 47. North wind around 10 mph. .THURSDAY...Mostly sunny. Highs 54 to 64. North wind around 15 mph. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 38 to 48. Highs 56 to 71. .FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows 40 to 50. Highs 59 to 71. .SATURDAY NIGHT...Partly cloudy. Patchy fog. Lows 40 to 50. .SUNDAY AND SUNDAY NIGHT...Partly cloudy. Patchy fog. Slight chance of rain. Highs 57 to 67. Lows 40 to 50. .MONDAY...Mostly cloudy in the morning then becoming partly cloudy. Patchy fog. Slight chance of rain. Highs 57 to 67. && TEMPERATURE / PRECIPITATION McKinleyville 56 45 56 / 80 70 40 Arcata 57 45 57 / 80 70 40 Eureka 57 45 58 / 80 70 40 Fortuna 57 45 59 / 80 50 30 $$ CAZ104-220200- Southwestern Humboldt- Including the cities of Honeydew, Petrolia, Briceland, Ettersburg, Shelter Cove, and Whitethorn 136 AM PDT Tue Apr 21 2026 .TODAY...Isolated thunderstorms in the morning. Rain showers through the day. Scattered thunderstorms in the afternoon. Highs 49 to 59. South wind around 15 mph. .TONIGHT...Mostly cloudy. Numerous rain showers and isolated thunderstorms in the evening, then scattered rain showers overnight. Lows 39 to 49. South wind around 5 mph. .WEDNESDAY...Mostly cloudy in the morning then becoming partly cloudy. Patchy fog in the morning. Isolated rain showers through the day. Highs 50 to 61. South wind around 5 mph shifting to the southwest in the afternoon. .WEDNESDAY NIGHT...Partly cloudy. Lows 38 to 48. North wind around 10 mph. .THURSDAY...Sunny. Highs 54 to 69. North wind around 15 mph. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 38 to 48. Highs 57 to 72. .FRIDAY NIGHT THROUGH SATURDAY NIGHT...Partly cloudy. Lows 41 to 51. Highs 57 to 72. .SUNDAY THROUGH MONDAY...Partly cloudy. Slight chance of rain. Highs 56 to 68. Lows 41 to 51. && TEMPERATURE / PRECIPITATION Honeydew 55 42 57 / 90 50 20 $$ CAZ105-220200- Northeastern Interior Humboldt- Including the cities of Hoopa, Orleans, Weitchpec, and Willow Creek 136 AM PDT Tue Apr 21 2026 .TODAY...Numerous rain showers in the morning, then rain showers and scattered thunderstorms in the afternoon. Snow level 4500 to 5000 feet. Highs 48 to 63. .TONIGHT...Mostly cloudy. Numerous rain showers and isolated thunderstorms in the evening. Scattered snow showers through the night. Scattered rain showers overnight. Snow level 4500 feet. Snow accumulations up to 2 inches. Lows 36 to 46. .WEDNESDAY...Mostly cloudy. Scattered snow showers in the morning. Scattered rain showers through the day. Snow level 4000 to 4500 feet. Highs 48 to 63. .WEDNESDAY NIGHT...Partly cloudy. Lows 34 to 44. .THURSDAY...Mostly sunny. Highs 57 to 72. .THURSDAY NIGHT...Mostly clear. Lows 36 to 46. .FRIDAY...Sunny. Highs 65 to 80. .FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows 40 to 50. Highs 65 to 80. .SATURDAY NIGHT...Partly cloudy. Lows 39 to 49. .SUNDAY THROUGH MONDAY...Partly cloudy. Slight chance of rain. Highs 58 to 73. Lows 39 to 49. && TEMPERATURE / PRECIPITATION Orleans 60 45 61 / 90 50 40 Hoopa 60 45 61 / 90 50 30 Willow Creek 61 44 62 / 90 40 40 $$ CAZ106-220200- Southeastern Interior Humboldt- Including the cities of Bull Creek, Pepperwood, Shively, Dinsmore, Bridgeville, Alderpoint, and Benbow 136 AM PDT Tue Apr 21 2026 .TODAY...Numerous rain showers and isolated thunderstorms in the morning, then rain showers and scattered thunderstorms in the afternoon. Snow level 4500 to 5000 feet. Highs 45 to 60. .TONIGHT...Mostly cloudy. Isolated thunderstorms in the evening. Scattered rain showers through the night. Snow level 4000 to 4500 feet. Lows 35 to 45. .WEDNESDAY...Mostly cloudy. Patchy valley fog in the morning. Isolated rain showers in the morning, then scattered rain showers in the afternoon. Snow level 4000 to 4500 feet. Highs 48 to 63. .WEDNESDAY NIGHT...Partly cloudy. Lows 33 to 43. .THURSDAY...Sunny. Highs 56 to 71. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 38 to 48. Highs 61 to 76. .SATURDAY...Mostly sunny. Highs 60 to 72. .SATURDAY NIGHT THROUGH MONDAY...Partly cloudy. Slight chance of rain. Lows 38 to 48. Highs 57 to 72. && TEMPERATURE / PRECIPITATION Garberville 59 42 61 / 90 50 20 $$ CAZ108-220200- Southern Trinity- Including the cities of Forest Glen, Hayfork, Hyampom, Peanut, Ruth, and Zenia 136 AM PDT Tue Apr 21 2026 .TODAY...Numerous rain showers, snow showers and isolated thunderstorms in the morning, then rain showers, scattered thunderstorms and snow showers in the afternoon. Snow level 5000 feet. Snow accumulations of 2 to 3 inches. Highs 44 to 59. .TONIGHT...Mostly cloudy. Scattered rain showers, snow showers and isolated thunderstorms in the evening, then isolated rain showers and snow showers overnight. Snow may be heavy at times in the evening. Snow level 4500 feet. Lows 32 to 42. .WEDNESDAY...Mostly cloudy. Patchy valley fog in the morning. Isolated rain showers and snow showers in the morning, then scattered rain showers in the afternoon. Snow level 4000 to 4500 feet. Highs 45 to 60. .WEDNESDAY NIGHT...Partly cloudy. Lows 30 to 40. .THURSDAY...Sunny. Highs 56 to 71. .THURSDAY NIGHT...Clear. Lows 34 to 44. .FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs 62 to 77. Lows 36 to 46. .SATURDAY THROUGH MONDAY...Partly cloudy. Slight chance of rain. Highs 59 to 74. Lows 37 to 47. && TEMPERATURE / PRECIPITATION Hayfork 55 33 59 / 90 50 30 Ruth 53 32 56 / 90 50 30 $$ CAZ109-220200- Coastal Mendocino- Including the cities of Fort Bragg and Rockport 136 AM PDT Tue Apr 21 2026 .TODAY...Isolated thunderstorms in the morning. Rain showers through the day. Scattered thunderstorms in the afternoon. Highs 53 to 63. Southeast wind around 10 mph shifting to the southwest in the afternoon. .TONIGHT...Mostly cloudy. Numerous rain showers in the evening, then scattered rain showers overnight. Lows 38 to 48. Southwest wind around 10 mph. .WEDNESDAY...Partly cloudy. Patchy fog in the morning. Isolated rain showers through the day. Highs 54 to 64. Northeast wind around 5 mph shifting to the west in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows 38 to 48. Northwest wind around 10 mph. .THURSDAY...Sunny. Highs 57 to 67. Northwest wind around 10 mph. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 38 to 48. Highs 57 to 69. .FRIDAY NIGHT...Partly cloudy. Patchy fog. Lows 40 to 50. .SATURDAY AND SATURDAY NIGHT...Partly cloudy. Patchy fog. Slight chance of rain. Highs 57 to 67. Lows 40 to 50. .SUNDAY THROUGH MONDAY...Partly cloudy. Slight chance of rain. Highs 57 to 68. Lows 40 to 50. && TEMPERATURE / PRECIPITATION Fort Bragg 59 42 60 / 80 60 20 Point Arena 56 45 56 / 80 50 20 $$ CAZ110-220200- Northwestern Interior Mendocino- Including the cities of Potter Valley and Willits 136 AM PDT Tue Apr 21 2026 .TODAY...Numerous rain showers and isolated thunderstorms in the morning, then rain showers and scattered thunderstorms in the afternoon. Highs 48 to 59. .TONIGHT...Mostly cloudy. Scattered rain showers in the evening, then isolated rain showers overnight. Lows 34 to 44. .WEDNESDAY...Mostly cloudy in the morning then becoming partly cloudy. Patchy valley fog in the morning. Isolated rain showers through the day. Highs 51 to 64. .WEDNESDAY NIGHT...Partly cloudy. Patchy valley fog and frost. Lows 32 to 42. .THURSDAY...Sunny. Patchy valley fog and frost. Highs 59 to 72. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 36 to 46. Highs 63 to 78. .FRIDAY NIGHT...Mostly clear. Patchy valley fog. Lows 38 to 48. .SATURDAY...Mostly sunny. Patchy valley fog. Slight chance of rain. Highs 60 to 73. .SATURDAY NIGHT AND SUNDAY...Partly cloudy. Patchy valley fog. Lows 38 to 48. Highs 58 to 73. .SUNDAY NIGHT AND MONDAY...Partly cloudy. Patchy valley fog. Slight chance of rain. Lows 37 to 47. Highs 58 to 71. && TEMPERATURE / PRECIPITATION Leggett 56 40 58 / 80 60 20 Laytonville 54 40 56 / 80 50 20 Willits 54 40 60 / 90 40 20 $$ CAZ111-220200- Northeastern Interior Mendocino- Including the city of Covelo 136 AM PDT Tue Apr 21 2026 .TODAY...Numerous rain showers, snow showers and isolated thunderstorms in the morning, then rain showers, scattered thunderstorms and snow showers in the afternoon. Snow level 5000 feet. Snow accumulations up to 2 inches. Highs 44 to 59. .TONIGHT...Mostly cloudy. Scattered rain showers and snow showers in the evening, then isolated rain showers and snow showers overnight. Snow may be heavy at times in the evening. Snow level 4000 to 4500 feet. Lows 32 to 42. .WEDNESDAY...Mostly cloudy in the morning then becoming partly cloudy. Patchy valley fog in the morning. Isolated snow showers in the morning. Isolated rain showers through the day. Snow level 4000 to 4500 feet. Highs 49 to 64. .WEDNESDAY NIGHT...Partly cloudy. Lows 31 to 41. .THURSDAY...Sunny. Patchy frost. Highs 59 to 74. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 38 to 48. Highs 63 to 78. .SATURDAY...Mostly sunny. Slight chance of rain. Highs 59 to 74. .SATURDAY NIGHT AND SUNDAY...Partly cloudy. Patchy valley fog. Slight chance of rain. Lows 38 to 48. Highs 59 to 74. .SUNDAY NIGHT...Partly cloudy. Patchy valley fog. Lows 37 to 47. .MONDAY...Partly cloudy. Patchy valley fog. Slight chance of rain. Highs 58 to 73. && TEMPERATURE / PRECIPITATION Covelo 54 37 59 / 90 30 20 $$ CAZ112-220200- Southwestern Interior Mendocino- Including the cities of Boonville, Philo, Comptche, and Yorkville 136 AM PDT Tue Apr 21 2026 .TODAY...Isolated thunderstorms in the morning. Rain showers through the day. Scattered thunderstorms in the afternoon. Highs 53 to 63. .TONIGHT...Mostly cloudy. Numerous rain showers in the evening, then scattered rain showers overnight. Lows 39 to 49. .WEDNESDAY...Mostly cloudy in the morning then clearing. Patchy valley fog in the morning. Isolated rain showers in the morning. Highs 56 to 66. .WEDNESDAY NIGHT...Mostly clear. Lows 37 to 47. .THURSDAY...Sunny. Highs 62 to 72. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 39 to 49. Highs 62 to 75. .FRIDAY NIGHT AND SATURDAY...Partly cloudy. Patchy valley fog. Lows 40 to 50. Highs 62 to 75. .SATURDAY NIGHT THROUGH MONDAY...Partly cloudy. Lows 41 to 51. Highs 61 to 72. && TEMPERATURE / PRECIPITATION Boonville 57 42 61 / 90 30 20 $$ CAZ113-220200- Southeastern Interior Mendocino- Including the cities of Calpella, Hopland, Redwood Valley, Talmage, and Ukiah 136 AM PDT Tue Apr 21 2026 .TODAY...Isolated thunderstorms in the morning. Rain showers through the day. Scattered thunderstorms in the afternoon. Highs 49 to 60. .TONIGHT...Mostly cloudy. Numerous rain showers in the evening, then scattered rain showers overnight. Lows 38 to 48. .WEDNESDAY...Mostly cloudy in the morning then clearing. Patchy valley fog in the morning. Isolated rain showers in the morning. Highs 53 to 65. .WEDNESDAY NIGHT...Mostly clear. Lows 37 to 47. .THURSDAY...Sunny. Highs 60 to 73. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 41 to 51. Highs 62 to 77. .SATURDAY...Mostly sunny. Slight chance of rain. Highs 61 to 73. .SATURDAY NIGHT THROUGH MONDAY...Partly cloudy. Lows 41 to 51. Highs 59 to 73. && TEMPERATURE / PRECIPITATION Ukiah 60 42 64 / 90 30 20 $$ CAZ114-220200- Northern Lake- Including the city of Gravelly Valley Airport 136 AM PDT Tue Apr 21 2026 .TODAY...Numerous rain showers, snow showers and isolated thunderstorms in the morning, then rain showers and scattered thunderstorms in the afternoon. Snow accumulations of 1 to 3 inches. Highs 42 to 57. .TONIGHT...Mostly cloudy. Scattered snow showers in the evening. Isolated rain showers through the night. Isolated snow showers overnight. Snow may be heavy at times in the evening. Lows 31 to 41. .WEDNESDAY...Mostly cloudy in the morning then becoming partly cloudy. Patchy valley fog in the morning. Isolated snow showers in the morning. Isolated rain showers through the day. Highs 48 to 63. .WEDNESDAY NIGHT...Partly cloudy. Lows 31 to 41. .THURSDAY...Sunny. Highs 57 to 72. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 38 to 48. Highs 62 to 77. .SATURDAY AND SATURDAY NIGHT...Partly cloudy. Slight chance of rain. Highs 57 to 72. Lows 38 to 48. .SUNDAY AND SUNDAY NIGHT...Partly cloudy. Highs 55 to 70. Lows 37 to 47. .MONDAY...Partly cloudy. Slight chance of rain. Highs 56 to 71. && TEMPERATURE / PRECIPITATION Lake Pillsbury 56 31 61 / 90 20 20 $$ CAZ116-220200- Northwestern and Central Trinity- Including the cities of Weaverville, Douglas City, Helena, Junction City, Big Bar, Del Loma, and Burnt Ranch 136 AM PDT Tue Apr 21 2026 .TODAY...Numerous rain showers and snow showers in the morning, then rain showers, scattered thunderstorms and snow showers in the afternoon. Snow may be heavy at times in the afternoon. Snow accumulations of 2 to 4 inches. Highs 46 to 61. Southeast wind up to 10 mph. .TONIGHT...Mostly cloudy. Rain showers, snow showers and isolated thunderstorms in the evening, then scattered rain showers and snow showers overnight. Snow may be heavy at times in the evening. Snow accumulations of 1 to 3 inches. Lows 31 to 41. West wind up to 10 mph. .WEDNESDAY...Mostly cloudy. Isolated rain showers and snow showers in the morning, then scattered rain showers and snow showers in the afternoon. Highs 49 to 64. West wind up to 10 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows 30 to 40. Northwest wind around 10 mph. .THURSDAY...Sunny. Highs 60 to 75. Northwest wind around 10 mph. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Clear. Lows 37 to 47. Highs 66 to 81. .SATURDAY...Sunny. Slight chance of rain. Highs 63 to 78. .SATURDAY NIGHT THROUGH MONDAY...Partly cloudy. Slight chance of rain. Lows 37 to 47. Highs 63 to 78. && TEMPERATURE / PRECIPITATION Big Bar 57 40 60 / 100 50 30 Weaverville 54 37 59 / 100 60 30 $$ CAZ117-220200- Northeastern Trinity- Including the cities of Carrville and Trinity Center 136 AM PDT Tue Apr 21 2026 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 AM PDT THIS MORNING... .TODAY...Numerous snow showers in the morning. Rain showers through the day. Snow showers and isolated thunderstorms in the afternoon. Snow accumulations of 2 to 4 inches. Highs 40 to 55. South wind up to 10 mph. .TONIGHT...Rain showers, snow showers and isolated thunderstorms in the evening, then scattered rain showers and snow showers overnight. Snow accumulations of 1 to 3 inches. Lows 27 to 37. West wind up to 10 mph. .WEDNESDAY...Mostly cloudy. Scattered rain showers and snow showers. Highs 43 to 58. Southwest wind up to 10 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows 25 to 35. West wind around 10 mph. .THURSDAY...Sunny. Highs 56 to 71. Northwest wind around 5 mph. .THURSDAY NIGHT AND FRIDAY...Clear. Lows 30 to 40. Highs 60 to 75. .FRIDAY NIGHT...Mostly clear. Lows 34 to 44. .SATURDAY...Sunny. Slight chance of rain and thunderstorms. Highs 57 to 72. .SATURDAY NIGHT...Partly cloudy. Slight chance of rain. Lows 33 to 43. .SUNDAY...Partly cloudy. Chance of rain and snow. Highs 52 to 67. .SUNDAY NIGHT...Partly cloudy. Slight chance of rain. Lows 34 to 44. .MONDAY...Mostly cloudy in the morning then becoming partly cloudy. Chance of rain and snow. Highs 53 to 68. && TEMPERATURE / PRECIPITATION Trinity Center 53 34 56 / 100 80 50 $$ CAZ118-220200- Western Lake- Including the cities of Finley, Knobcone Camp, Lakeport, Soda Bay, Lucerne, Nice, and Saratoga Springs 136 AM PDT Tue Apr 21 2026 .TODAY...Isolated thunderstorms in the morning. Rain showers through the day. Scattered thunderstorms in the afternoon. Highs 48 to 58. South wind up to 10 mph. .TONIGHT...Mostly cloudy. Isolated rain showers in the evening, then scattered rain showers overnight. Lows 35 to 45. West wind up to 10 mph. .WEDNESDAY...Mostly cloudy in the morning then clearing. Patchy fog in the morning. Isolated rain showers through the day. Highs 53 to 63. West wind around 5 mph. .WEDNESDAY NIGHT...Mostly clear. Lows 33 to 43. Northwest wind around 10 mph. .THURSDAY...Sunny. Patchy fog. Highs 62 to 72. Northwest wind around 10 mph. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 40 to 50. Highs 62 to 77. .SATURDAY...Mostly sunny. Patchy fog. Slight chance of rain. Highs 62 to 72. .SATURDAY NIGHT THROUGH MONDAY...Partly cloudy. Lows 40 to 50. Highs 60 to 72. && TEMPERATURE / PRECIPITATION Lakeport 54 39 59 / 90 30 20 $$ CAZ119-220200- Southwestern Lake- Including the cities of Kelseyville, Mount Konocti, Adams, Anderson Springs, Cobb, Ettawa Springs, and Forest Lake 136 AM PDT Tue Apr 21 2026 .TODAY...Isolated thunderstorms in the morning. Rain showers through the day. Scattered thunderstorms in the afternoon. Highs 48 to 58. South wind up to 10 mph. .TONIGHT...Mostly cloudy. Numerous rain showers in the evening, then scattered rain showers overnight. Lows 36 to 46. Southwest wind 5 to 15 mph. .WEDNESDAY...Mostly cloudy in the morning then clearing. Scattered rain showers in the morning, then isolated rain showers in the afternoon. Highs 53 to 63. West wind around 10 mph. .WEDNESDAY NIGHT...Mostly clear. Lows 36 to 46. West wind around 10 mph. .THURSDAY...Sunny. Highs 61 to 71. Northwest wind around 5 mph. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 41 to 51. Highs 61 to 74. .SATURDAY...Mostly sunny. Slight chance of rain. Highs 59 to 69. .SATURDAY NIGHT THROUGH MONDAY...Partly cloudy. Lows 41 to 51. Highs 59 to 71. $$ CAZ120-220200- Eastern Lake- Including the cities of Clearlake, Clearlake Park, Hidden Valley Lake, and Middletown 136 AM PDT Tue Apr 21 2026 .TODAY...Isolated thunderstorms in the morning. Rain showers through the day. Scattered thunderstorms in the afternoon. Highs 50 to 60. South wind around 10 mph. .TONIGHT...Mostly cloudy. Numerous rain showers in the evening, then isolated rain showers overnight. Lows 35 to 45. Southwest wind 5 to 15 mph. .WEDNESDAY...Partly cloudy. Isolated rain showers through the day. Highs 55 to 65. Southwest wind around 5 mph. .WEDNESDAY NIGHT...Mostly clear. Lows 36 to 46. West wind around 10 mph. .THURSDAY...Sunny. Highs 64 to 74. North wind around 10 mph. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 41 to 51. Highs 64 to 77. .SATURDAY AND SATURDAY NIGHT...Partly cloudy. Slight chance of rain. Highs 64 to 74. Lows 41 to 51. .SUNDAY THROUGH MONDAY...Partly cloudy. Highs 62 to 73. Lows 41 to 51. && TEMPERATURE / PRECIPITATION Middletown 58 38 62 / 90 30 30 Clearlake 56 39 61 / 90 30 20 $$