Zone Forecast Product
Issued by NWS Eureka, CA
Issued by NWS Eureka, CA
798
FPUS56 KEKA 181840
ZFPEKA
Zone Forecast Product for California
National Weather Service Eureka CA
1140 AM PDT Mon Aug 18 2025
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, Tuesday, Tuesday night, and Wednesday.
CAZ101-190945-
Coastal Del Norte-
1140 AM PDT Mon Aug 18 2025
.TONIGHT...Partly cloudy then becoming mostly cloudy late in the
evening then becoming partly cloudy. Patchy fog. Lows 46 to 56.
Northwest wind around 5 mph in the evening becoming light.
.TUESDAY...Mostly sunny. Patchy fog in the morning. Highs 61 to
71. Light winds becoming west around 5 mph in the afternoon.
.TUESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Patchy fog overnight. Lows 48 to 58. Northwest
wind around 5 mph in the evening becoming light.
.WEDNESDAY...Mostly sunny. Patchy fog. Highs 65 to 77. North wind
around 10 mph.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 50 to 60.
Highs 66 to 81. North wind up to 10 mph.
.THURSDAY NIGHT THROUGH MONDAY...Partly cloudy. Lows 50 to 60.
Highs 66 to 81.
&&
TEMPERATURE / PRECIPITATION
Crescent City 51 63 53 65 / 0 0 0 0
Klamath 51 64 53 67 / 0 0 0 0
$$
CAZ102-190945-
Del Norte Interior-
1140 AM PDT Mon Aug 18 2025
.TONIGHT...Mostly clear. Lows 46 to 56.
.TUESDAY...Sunny. Highs 69 to 84.
.TUESDAY NIGHT...Mostly clear. Lows 49 to 59.
.WEDNESDAY...Sunny. Highs 72 to 87.
.WEDNESDAY NIGHT AND THURSDAY...Clear. Lows 53 to 63. Highs 79 to
94.
.THURSDAY NIGHT...Clear. Lows 55 to 65.
.FRIDAY...Sunny. Highs 81 to 96.
.FRIDAY NIGHT...Partly cloudy. Lows 56 to 66.
.SATURDAY THROUGH MONDAY...Mostly clear. Highs 82 to 97. Lows
56 to 66.
&&
TEMPERATURE / PRECIPITATION
Gasquet 49 79 52 85 / 0 0 0 0
$$
CAZ103-190945-
Northern Humboldt Coast-
1140 AM PDT Mon Aug 18 2025
.TONIGHT...Partly cloudy. Patchy fog overnight. Lows 45 to 55.
Northwest wind around 10 mph in the evening becoming light.
.TUESDAY...Mostly sunny. Patchy fog in the morning. Highs 63 to
73. Northwest wind around 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows 47 to 57. North wind around
10 mph.
.WEDNESDAY...Partly cloudy. Highs 64 to 74. North wind around
10 mph.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 48 to 58.
Highs 64 to 77. North wind up to 10 mph.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 48 to 58. Highs
64 to 79.
.FRIDAY NIGHT THROUGH SUNDAY NIGHT...Mostly cloudy. Lows 49 to
59. Highs 65 to 80.
.MONDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 64 to 77.
&&
TEMPERATURE / PRECIPITATION
McKinleyville 51 64 51 65 / 0 0 0 0
Arcata 51 66 51 68 / 0 0 0 0
Eureka 51 65 53 65 / 0 0 0 0
Fortuna 50 69 52 70 / 0 0 0 0
$$
CAZ104-190945-
Southwestern Humboldt-
1140 AM PDT Mon Aug 18 2025
.TONIGHT...Mostly clear. Lows 47 to 57. North wind around 10 mph.
.TUESDAY...Sunny. Highs 72 to 87. North wind around 10 mph.
.TUESDAY NIGHT...Clear. Lows 50 to 60. North wind up to 10 mph.
.WEDNESDAY...Sunny. Highs 78 to 93. North wind around 15 mph.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 52 to 62.
Highs 82 to 97. North wind 5 to 15 mph.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 52 to 62. Highs
82 to 97.
.FRIDAY NIGHT...Partly cloudy. Lows 52 to 62.
.SATURDAY...Sunny. Highs 82 to 97.
.SATURDAY NIGHT...Partly cloudy. Lows 53 to 63.
.SUNDAY THROUGH MONDAY...Mostly clear. Highs 79 to 94. Lows 53 to
63.
&&
TEMPERATURE / PRECIPITATION
Honeydew 49 79 53 82 / 0 0 0 0
$$
CAZ105-190945-
Northern Humboldt Interior-
1140 AM PDT Mon Aug 18 2025
.TONIGHT...Partly cloudy in the evening then becoming clear. Lows
46 to 56.
.TUESDAY...Sunny. Highs 79 to 94.
.TUESDAY NIGHT...Clear. Lows 48 to 58.
.WEDNESDAY...Sunny. Highs 84 to 99.
.WEDNESDAY NIGHT AND THURSDAY...Clear. Lows 51 to 61. Highs 91 to
106.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 54 to 64. Highs
92 to 107.
.FRIDAY NIGHT...Partly cloudy. Lows 55 to 65.
.SATURDAY THROUGH MONDAY...Mostly clear. Highs 93 to 108. Lows
55 to 65.
&&
TEMPERATURE / PRECIPITATION
Orleans 52 91 55 97 / 0 0 0 0
Hoopa 51 89 53 92 / 0 0 0 0
Willow Creek 51 92 52 94 / 0 0 0 0
$$
CAZ106-190945-
Southern Humboldt Interior-
1140 AM PDT Mon Aug 18 2025
.TONIGHT...Mostly clear. Patchy valley fog overnight. Lows 45 to
55.
.TUESDAY...Sunny. Highs 75 to 90.
.TUESDAY NIGHT...Clear. Lows 47 to 57.
.WEDNESDAY...Sunny. Highs 79 to 94.
.WEDNESDAY NIGHT...Mostly clear. Lows 50 to 60.
.THURSDAY...Sunny. Highs 84 to 99.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 52 to 62. Highs
87 to 102.
.FRIDAY NIGHT...Partly cloudy. Lows 54 to 64.
.SATURDAY THROUGH MONDAY...Mostly clear. Highs 88 to 103. Lows
54 to 64.
&&
TEMPERATURE / PRECIPITATION
Garberville 48 87 51 91 / 0 0 0 0
$$
CAZ107-190945-
Northern Trinity-
1140 AM PDT Mon Aug 18 2025
.TONIGHT...Partly cloudy early in the evening then becoming
clear. Lows 48 to 58.
.TUESDAY...Sunny. Highs 84 to 99.
.TUESDAY NIGHT...Clear. Lows 50 to 60.
.WEDNESDAY...Sunny. Highs 86 to 101.
.WEDNESDAY NIGHT AND THURSDAY...Clear. Lows 53 to 63. Highs 96 to
111.
.THURSDAY NIGHT...Clear. Lows 57 to 67.
.FRIDAY...Sunny. Highs 95 to 110.
.FRIDAY NIGHT...Partly cloudy. Lows 59 to 69.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Highs 97 to 112.
Lows 59 to 69.
.SUNDAY THROUGH MONDAY...Clear. Highs 96 to 111. Lows 59 to 69.
&&
TEMPERATURE / PRECIPITATION
Trinity Center 53 89 55 95 / 0 0 0 0
Weaverville 52 92 54 94 / 0 0 0 0
$$
CAZ108-190945-
Southern Trinity-
1140 AM PDT Mon Aug 18 2025
.TONIGHT...Mostly clear. Lows 46 to 56.
.TUESDAY...Sunny. Highs 77 to 92.
.TUESDAY NIGHT...Clear. Lows 48 to 58.
.WEDNESDAY...Sunny. Highs 80 to 95.
.WEDNESDAY NIGHT AND THURSDAY...Clear. Lows 52 to 62. Highs 88 to
103.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 56 to 66. Highs
90 to 105.
.FRIDAY NIGHT...Partly cloudy. Lows 57 to 67.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Highs 90 to 105.
Lows 57 to 67.
.SUNDAY THROUGH MONDAY...Clear. Highs 89 to 104. Lows 56 to 66.
&&
TEMPERATURE / PRECIPITATION
Hayfork 46 92 47 95 / 0 0 0 0
Ruth 44 86 46 90 / 0 0 0 0
$$
CAZ109-190945-
Mendocino Coast-
1140 AM PDT Mon Aug 18 2025
.TONIGHT...Partly cloudy. Patchy fog overnight. Lows 44 to 54.
Northwest wind around 5 mph.
.TUESDAY...Mostly sunny. Patchy fog in the morning. Highs 66 to
81. Northwest wind around 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows 48 to 58. Northwest wind
around 10 mph.
.WEDNESDAY...Sunny. Highs 73 to 88. Northwest wind around 10 mph.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 49 to 59.
Highs 73 to 88. Northwest wind up to 10 mph.
.THURSDAY NIGHT THROUGH SUNDAY NIGHT...Partly cloudy. Lows 49 to
59. Highs 72 to 87.
.MONDAY...Sunny. Highs 70 to 85.
&&
TEMPERATURE / PRECIPITATION
Fort Bragg 51 65 52 68 / 0 0 0 0
Point Arena 52 62 53 64 / 0 0 0 0
$$
CAZ110-190945-
Northwestern Mendocino Interior-
1140 AM PDT Mon Aug 18 2025
.TONIGHT...Clear. Lows 45 to 55.
.TUESDAY...Sunny. Highs 79 to 94.
.TUESDAY NIGHT...Clear. Lows 49 to 59.
.WEDNESDAY...Sunny. Highs 83 to 98.
.WEDNESDAY NIGHT AND THURSDAY...Clear. Lows 53 to 63. Highs 89 to
104.
.THURSDAY NIGHT...Mostly clear. Lows 55 to 65.
.FRIDAY...Mostly sunny. Highs 91 to 106.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows 56 to
66. Highs 91 to 106.
.SUNDAY...Sunny. Highs 89 to 104.
.SUNDAY NIGHT...Mostly clear. Lows 54 to 64.
.MONDAY...Sunny. Highs 87 to 102.
&&
TEMPERATURE / PRECIPITATION
Leggett 48 80 51 85 / 0 0 0 0
Laytonville 48 84 53 89 / 0 0 0 0
Willits 46 81 51 87 / 0 0 0 0
$$
CAZ111-190945-
Northeastern Mendocino Interior-
1140 AM PDT Mon Aug 18 2025
.TONIGHT...Clear. Lows 47 to 57.
.TUESDAY...Sunny. Highs 79 to 94.
.TUESDAY NIGHT...Clear. Lows 51 to 61.
.WEDNESDAY...Sunny. Highs 84 to 99.
.WEDNESDAY NIGHT AND THURSDAY...Clear. Lows 55 to 65. Highs 90 to
105.
.THURSDAY NIGHT...Mostly clear. Lows 59 to 69.
.FRIDAY...Mostly sunny. Highs 90 to 105.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows 59 to
69. Highs 91 to 106.
.SUNDAY...Sunny. Highs 89 to 104.
.SUNDAY NIGHT...Mostly clear. Lows 58 to 68.
.MONDAY...Sunny. Highs 88 to 103.
&&
TEMPERATURE / PRECIPITATION
Covelo 49 89 52 94 / 0 0 0 0
$$
CAZ112-190945-
Southwestern Mendocino Interior-
1140 AM PDT Mon Aug 18 2025
.TONIGHT...Mostly clear. Patchy valley fog overnight. Lows 45 to
55.
.TUESDAY...Sunny. Patchy valley fog in the morning. Highs 73 to
88.
.TUESDAY NIGHT...Partly cloudy. Lows 48 to 58.
.WEDNESDAY...Sunny. Highs 79 to 94.
.WEDNESDAY NIGHT AND THURSDAY...Clear. Lows 50 to 60. Highs 83 to
98.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows 52 to
62. Highs 85 to 100.
.SATURDAY THROUGH MONDAY...Mostly clear. Highs 82 to 97. Lows
51 to 61.
&&
TEMPERATURE / PRECIPITATION
Boonville 48 83 51 88 / 0 0 0 0
$$
CAZ113-190945-
Southeastern Mendocino Interior-
1140 AM PDT Mon Aug 18 2025
.TONIGHT...Clear. Lows 49 to 59.
.TUESDAY...Sunny. Highs 77 to 92.
.TUESDAY NIGHT...Clear. Lows 53 to 63.
.WEDNESDAY...Sunny. Highs 81 to 96.
.WEDNESDAY NIGHT AND THURSDAY...Clear. Lows 57 to 67. Highs 87 to
102.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 59 to 69. Highs
90 to 105.
.FRIDAY NIGHT...Mostly clear. Lows 60 to 70.
.SATURDAY...Sunny. Highs 88 to 103.
.SATURDAY NIGHT...Mostly clear. Lows 58 to 68.
.SUNDAY...Sunny. Highs 87 to 102.
.SUNDAY NIGHT...Mostly clear. Lows 58 to 68.
.MONDAY...Sunny. Highs 86 to 101.
&&
TEMPERATURE / PRECIPITATION
Ukiah 52 89 56 94 / 0 0 0 0
$$
CAZ114-190945-
Northern Lake-
1140 AM PDT Mon Aug 18 2025
.TONIGHT...Clear. Lows 50 to 60.
.TUESDAY...Sunny. Highs 77 to 92.
.TUESDAY NIGHT...Clear. Lows 54 to 64.
.WEDNESDAY...Sunny. Highs 82 to 97.
.WEDNESDAY NIGHT AND THURSDAY...Clear. Lows 59 to 69. Highs 88 to
103.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 63 to 73. Highs
89 to 104.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows 63 to
73. Highs 89 to 104.
.SUNDAY...Sunny. Highs 88 to 103.
.SUNDAY NIGHT...Mostly clear. Lows 61 to 71.
.MONDAY...Sunny. Highs 86 to 101.
&&
TEMPERATURE / PRECIPITATION
Lake Pillsbury 46 90 51 95 / 0 0 0 0
$$
CAZ115-190945-
Southern Lake-
1140 AM PDT Mon Aug 18 2025
.TONIGHT...Clear. Lows 51 to 61.
.TUESDAY...Sunny. Highs 81 to 93.
.TUESDAY NIGHT...Clear. Lows 56 to 66.
.WEDNESDAY...Sunny. Highs 86 to 99.
.WEDNESDAY NIGHT AND THURSDAY...Clear. Lows 61 to 71. Highs 89 to
104.
.THURSDAY NIGHT...Partly cloudy. Lows 64 to 74.
.FRIDAY THROUGH SATURDAY NIGHT...Mostly clear. Highs 92 to 105.
Lows 63 to 73.
.SUNDAY...Sunny. Highs 90 to 101.
.SUNDAY NIGHT...Mostly clear. Lows 62 to 72.
.MONDAY...Sunny. Highs 89 to 101.
&&
TEMPERATURE / PRECIPITATION
Lakeport 52 87 57 93 / 0 0 0 0
Middletown 50 89 55 96 / 0 0 0 0
Clearlake 53 90 57 97 / 0 0 0 0
$$