Zone Forecast Product
Issued by NWS Eureka, CA
Issued by NWS Eureka, CA
744
FPUS56 KEKA 180837
ZFPEKA
Zone Forecast Product for California
National Weather Service Eureka CA
136 AM PDT Fri Sep 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 today, tonight, and Saturday.
CAZ101-190200-
Coastal Del Norte-
Including the cities of Ft Dick, Crescent City, and Smith River
136 AM PDT Fri Sep 18 2026
.TODAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy fog in the morning. Highs 61 to 71. North wind
around 5 mph shifting to the northwest in the afternoon.
.TONIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Patchy fog. Lows 46 to 56. Northwest wind around 10 mph
in the evening becoming light.
.SATURDAY...Mostly cloudy. Patchy fog in the morning. Highs 62 to
72. Light winds becoming west around 10 mph in the afternoon.
.SATURDAY NIGHT...Mostly cloudy. Patchy fog. Lows 47 to 57. East
wind around 5 mph.
.SUNDAY...Mostly cloudy. Patchy fog. Highs 63 to 73. Northwest
wind around 5 mph.
.SUNDAY NIGHT...Mostly cloudy. Patchy fog. Lows 48 to 58.
.MONDAY...Mostly cloudy in the morning then becoming mostly
sunny. Patchy fog. Highs 64 to 76.
.MONDAY NIGHT...Partly cloudy. Lows 48 to 58.
.TUESDAY...Mostly cloudy. Patchy fog. Highs 65 to 75.
.TUESDAY NIGHT...Partly cloudy. Lows 48 to 58.
.WEDNESDAY THROUGH THURSDAY...Mostly cloudy. Highs 63 to 75. Lows
48 to 58.
&&
TEMPERATURE / PRECIPITATION
Crescent City 62 51 62 / 0 0 0
Klamath 66 51 66 / 0 0 0
$$
CAZ102-190200-
Interior Del Norte-
Including the city of Gasquet
136 AM PDT Fri Sep 18 2026
.TODAY...Sunny. Highs 66 to 81.
.TONIGHT...Mostly clear. Lows 48 to 58.
.SATURDAY...Sunny. Highs 69 to 84.
.SATURDAY NIGHT...Partly cloudy. Lows 50 to 60.
.SUNDAY...Partly cloudy. Highs 72 to 87.
.SUNDAY NIGHT...Partly cloudy. Lows 51 to 61.
.MONDAY THROUGH TUESDAY...Mostly clear. Highs 71 to 86. Lows
51 to 61.
.TUESDAY NIGHT THROUGH THURSDAY...Partly cloudy. Lows 49 to 59.
Highs 70 to 85.
&&
TEMPERATURE / PRECIPITATION
Gasquet 80 51 81 / 0 0 0
$$
CAZ103-190200-
Northern Coastal Humboldt-
Including the cities of Eureka, Samoa, Arcata, Arcata Arpt,
Fieldbrook, Fernbridge, and Fortuna
136 AM PDT Fri Sep 18 2026
.TODAY...Mostly cloudy until early afternoon then becoming partly
cloudy. Patchy fog in the morning. Highs 62 to 73. North wind
around 10 mph.
.TONIGHT...Mostly cloudy. Patchy fog overnight. Lows 46 to 56.
North wind around 10 mph.
.SATURDAY...Mostly cloudy. Patchy fog in the morning. Highs 61 to
72. Northwest wind around 10 mph.
.SATURDAY NIGHT...Mostly cloudy. Patchy fog. Lows 46 to 56. North
wind around 10 mph.
.SUNDAY...Mostly cloudy. Patchy fog. Highs 61 to 72. Northwest
wind around 10 mph.
.SUNDAY NIGHT AND MONDAY...Mostly cloudy. Patchy fog. Lows 47 to
57. Highs 61 to 73.
.MONDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Patchy fog. Lows 47 to 57.
.TUESDAY...Mostly cloudy. Patchy fog. Highs 62 to 73.
.TUESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Patchy fog. Lows 47 to 57.
.WEDNESDAY...Mostly cloudy. Patchy fog. Highs 63 to 76.
.WEDNESDAY NIGHT AND THURSDAY...Mostly cloudy. Lows 47 to 57.
Highs 63 to 77.
&&
TEMPERATURE / PRECIPITATION
McKinleyville 64 50 63 / 0 0 0
Arcata 66 51 65 / 0 0 0
Eureka 63 53 62 / 0 0 0
Fortuna 68 52 66 / 0 0 0
$$
CAZ104-190200-
Southwestern Humboldt-
Including the cities of Honeydew, Petrolia, Briceland,
Ettersburg, Shelter Cove, and Whitethorn
136 AM PDT Fri Sep 18 2026
.TODAY...Sunny. Patchy fog in the morning. Highs 70 to 85. North
wind around 10 mph.
.TONIGHT...Partly cloudy. Lows 46 to 56. North wind 5 to 15 mph.
.SATURDAY...Mostly sunny. Highs 70 to 85. North wind up to
10 mph.
.SATURDAY NIGHT...Mostly cloudy. Lows 46 to 56. North wind around
15 mph.
.SUNDAY...Mostly cloudy. Highs 69 to 84. North wind around
10 mph.
.SUNDAY NIGHT THROUGH THURSDAY...Partly cloudy. Lows 49 to 59.
Highs 75 to 90.
&&
TEMPERATURE / PRECIPITATION
Honeydew 78 49 77 / 0 0 0
$$
CAZ105-190200-
Northeastern Interior Humboldt-
Including the cities of Hoopa, Orleans, Weitchpec,
and Willow Creek
136 AM PDT Fri Sep 18 2026
.TODAY...Sunny. Patchy valley fog in the morning. Highs 75 to 90.
.TONIGHT...Mostly clear. Lows 47 to 57.
.SATURDAY...Sunny. Highs 78 to 93.
.SATURDAY NIGHT...Partly cloudy. Lows 47 to 57.
.SUNDAY...Partly cloudy. Highs 81 to 96.
.SUNDAY NIGHT...Partly cloudy. Lows 49 to 59.
.MONDAY THROUGH TUESDAY NIGHT...Mostly clear. Highs 80 to 95.
Lows 49 to 59.
.WEDNESDAY THROUGH THURSDAY...Partly cloudy. Highs 80 to 95. Lows
49 to 59.
&&
TEMPERATURE / PRECIPITATION
Orleans 87 53 90 / 0 0 0
Hoopa 85 52 88 / 0 0 0
Willow Creek 87 52 91 / 0 0 0
$$
CAZ106-190200-
Southeastern Interior Humboldt-
Including the cities of Bull Creek, Pepperwood, Shively,
Dinsmore, Bridgeville, Alderpoint, and Benbow
136 AM PDT Fri Sep 18 2026
.TODAY...Sunny. Patchy valley fog in the morning. Highs 72 to 87.
.TONIGHT...Mostly clear. Lows 46 to 56.
.SATURDAY...Mostly sunny. Highs 73 to 88.
.SATURDAY NIGHT...Partly cloudy. Lows 47 to 57.
.SUNDAY...Partly cloudy. Highs 74 to 89.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows 48 to 58. Highs
75 to 90.
.MONDAY NIGHT...Mostly clear. Lows 48 to 58.
.TUESDAY THROUGH THURSDAY...Partly cloudy. Highs 77 to 92. Lows
49 to 59.
&&
TEMPERATURE / PRECIPITATION
Garberville 84 50 85 / 0 0 0
$$
CAZ108-190200-
Southern Trinity-
Including the cities of Forest Glen, Hayfork, Hyampom, Peanut,
Ruth, and Zenia
136 AM PDT Fri Sep 18 2026
.TODAY...Sunny. Highs 72 to 87.
.TONIGHT...Clear. Lows 46 to 56.
.SATURDAY...Sunny. Highs 77 to 92.
.SATURDAY NIGHT...Partly cloudy. Lows 47 to 57.
.SUNDAY...Mostly sunny. Highs 81 to 96.
.SUNDAY NIGHT...Partly cloudy. Lows 48 to 58.
.MONDAY THROUGH WEDNESDAY...Mostly clear. Highs 80 to 95. Lows
49 to 59.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 49 to 59.
Highs 79 to 94.
&&
TEMPERATURE / PRECIPITATION
Hayfork 86 43 92 / 0 0 0
Ruth 83 45 87 / 0 0 0
$$
CAZ109-190200-
Coastal Mendocino-
Including the cities of Fort Bragg and Rockport
136 AM PDT Fri Sep 18 2026
.TODAY...Partly cloudy until early afternoon then clearing.
Patchy dense fog in the morning. Highs 64 to 79. Northwest wind
5 to 15 mph.
.TONIGHT...Partly cloudy. Patchy fog overnight. Lows 46 to 56.
North wind 5 to 15 mph.
.SATURDAY...Partly cloudy in the morning then clearing. Patchy
fog in the morning. Highs 66 to 81. Northwest wind 5 to 15 mph.
.SATURDAY NIGHT...Mostly cloudy. Patchy fog. Lows 46 to 56. North
wind around 15 mph.
.SUNDAY...Mostly cloudy. Patchy fog. Highs 62 to 77. Northwest
wind around 10 mph.
.SUNDAY NIGHT THROUGH TUESDAY...Partly cloudy. Patchy fog. Lows
46 to 56. Highs 69 to 84.
.TUESDAY NIGHT...Mostly clear. Lows 48 to 58.
.WEDNESDAY THROUGH THURSDAY...Partly cloudy. Highs 70 to 85. Lows
48 to 58.
&&
TEMPERATURE / PRECIPITATION
Fort Bragg 66 49 67 / 0 0 0
Point Arena 62 52 62 / 0 0 0
$$
CAZ110-190200-
Northwestern Interior Mendocino-
Including the cities of Potter Valley and Willits
136 AM PDT Fri Sep 18 2026
.TODAY...Sunny. Patchy valley fog in the morning. Highs 74 to 89.
.TONIGHT...Mostly clear. Lows 46 to 56.
.SATURDAY...Sunny. Highs 79 to 94.
.SATURDAY NIGHT...Partly cloudy. Lows 47 to 57.
.SUNDAY...Partly cloudy. Highs 79 to 94.
.SUNDAY NIGHT...Partly cloudy. Lows 48 to 58.
.MONDAY THROUGH WEDNESDAY...Mostly clear. Highs 83 to 98. Lows
49 to 59.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 50 to 60.
Highs 83 to 98.
&&
TEMPERATURE / PRECIPITATION
Leggett 78 50 81 / 0 0 0
Laytonville 80 49 85 / 0 0 0
Willits 79 48 82 / 0 0 0
$$
CAZ111-190200-
Northeastern Interior Mendocino-
Including the city of Covelo
136 AM PDT Fri Sep 18 2026
.TODAY...Sunny. Patchy valley fog in the morning. Highs 74 to 89.
.TONIGHT...Mostly clear. Lows 49 to 59.
.SATURDAY...Sunny. Highs 80 to 95.
.SATURDAY NIGHT...Partly cloudy. Lows 50 to 60.
.SUNDAY...Partly cloudy. Highs 80 to 95.
.SUNDAY NIGHT...Partly cloudy. Lows 51 to 61.
.MONDAY THROUGH WEDNESDAY...Mostly clear. Highs 85 to 100. Lows
52 to 62.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 52 to 62.
Highs 84 to 99.
&&
TEMPERATURE / PRECIPITATION
Covelo 85 49 89 / 0 0 0
$$
CAZ112-190200-
Southwestern Interior Mendocino-
Including the cities of Boonville, Philo, Comptche, and Yorkville
136 AM PDT Fri Sep 18 2026
.TODAY...Partly cloudy in the morning then clearing. Patchy
valley fog in the morning. Highs 71 to 85.
.TONIGHT...Partly cloudy. Patchy valley fog overnight. Lows 48 to
58.
.SATURDAY...Partly cloudy in the morning then clearing. Patchy
valley fog in the morning. Highs 74 to 89.
.SATURDAY NIGHT...Partly cloudy. Patchy valley fog. Lows 47 to
57.
.SUNDAY...Mostly cloudy. Patchy valley fog. Highs 72 to 87.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Patchy valley fog. Lows
48 to 58. Highs 75 to 90.
.MONDAY NIGHT AND TUESDAY...Mostly clear. Patchy valley fog. Lows
48 to 58. Highs 75 to 90.
.TUESDAY NIGHT...Clear in the evening then becoming partly
cloudy. Lows 49 to 59.
.WEDNESDAY THROUGH THURSDAY...Partly cloudy. Highs 77 to 92. Lows
50 to 60.
&&
TEMPERATURE / PRECIPITATION
Boonville 81 51 84 / 0 0 0
$$
CAZ113-190200-
Southeastern Interior Mendocino-
Including the cities of Calpella, Hopland, Redwood Valley,
Talmage, and Ukiah
136 AM PDT Fri Sep 18 2026
.TODAY...Sunny. Highs 73 to 88.
.TONIGHT...Mostly clear. Lows 51 to 61.
.SATURDAY...Sunny. Highs 78 to 93.
.SATURDAY NIGHT...Partly cloudy. Lows 51 to 61.
.SUNDAY...Partly cloudy. Highs 76 to 91.
.SUNDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 52 to 62.
.MONDAY THROUGH WEDNESDAY...Mostly clear. Highs 82 to 97. Lows
53 to 63.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 55 to 65.
Highs 82 to 97.
&&
TEMPERATURE / PRECIPITATION
Ukiah 86 54 90 / 0 0 0
$$
CAZ114-190200-
Northern Lake-
Including the city of Gravelly Valley Airport
136 AM PDT Fri Sep 18 2026
.TODAY...Sunny. Highs 75 to 90.
.TONIGHT...Mostly clear. Lows 51 to 61.
.SATURDAY...Sunny. Highs 80 to 95.
.SATURDAY NIGHT...Partly cloudy. Lows 52 to 62.
.SUNDAY...Partly cloudy. Highs 79 to 94.
.SUNDAY NIGHT...Partly cloudy. Lows 52 to 62.
.MONDAY THROUGH WEDNESDAY...Mostly clear. Highs 82 to 97. Lows
53 to 63.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 54 to 64.
Highs 82 to 97.
&&
TEMPERATURE / PRECIPITATION
Lake Pillsbury 89 46 93 / 0 0 0
$$
CAZ116-190200-
Northwestern and Central Trinity-
Including the cities of Weaverville, Douglas City, Helena,
Junction City, Big Bar, Del Loma, and Burnt Ranch
136 AM PDT Fri Sep 18 2026
.TODAY...Sunny. Highs 77 to 92. Northwest wind around 10 mph.
.TONIGHT...Clear. Lows 48 to 58. Northwest wind around 10 mph.
.SATURDAY...Sunny. Highs 83 to 98. Northeast wind around 5 mph
shifting to the southwest in the afternoon.
.SATURDAY NIGHT...Mostly clear. Lows 50 to 60. Northwest wind
around 10 mph.
.SUNDAY...Mostly sunny. Highs 87 to 102. East wind around 5 mph.
.SUNDAY NIGHT...Partly cloudy. Lows 51 to 61.
.MONDAY THROUGH WEDNESDAY...Mostly clear. Highs 87 to 102. Lows
50 to 60.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 51 to 61.
Highs 84 to 99.
&&
TEMPERATURE / PRECIPITATION
Big Bar 88 51 94 / 0 0 0
Weaverville 86 51 90 / 0 0 0
$$
CAZ117-190200-
Northeastern Trinity-
Including the cities of Carrville and Trinity Center
136 AM PDT Fri Sep 18 2026
.TODAY...Sunny. Highs 73 to 88. Northwest wind around 10 mph.
.TONIGHT...Clear. Lows 45 to 55. Northwest wind around 10 mph.
.SATURDAY...Sunny. Highs 76 to 91. North wind around 5 mph
shifting to the southeast in the afternoon.
.SATURDAY NIGHT...Mostly clear. Lows 48 to 58. North wind around
5 mph.
.SUNDAY...Mostly sunny. Highs 78 to 93. East wind around 5 mph.
.SUNDAY NIGHT...Partly cloudy. Lows 49 to 59.
.MONDAY THROUGH WEDNESDAY...Mostly clear. Highs 80 to 95. Lows
49 to 59.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 49 to 59.
Highs 77 to 92.
&&
TEMPERATURE / PRECIPITATION
Trinity Center 87 51 89 / 0 0 0
$$
CAZ118-190200-
Western Lake-
Including the cities of Finley, Knobcone Camp, Lakeport,
Soda Bay, Lucerne, Nice, and Saratoga Springs
136 AM PDT Fri Sep 18 2026
.TODAY...Sunny. Highs 77 to 87. Northwest wind around 5 mph.
.TONIGHT...Mostly clear. Lows 51 to 61. Northwest wind up to
10 mph.
.SATURDAY...Sunny. Highs 82 to 92. North wind around 5 mph
shifting to the southwest in the afternoon.
.SATURDAY NIGHT...Partly cloudy. Lows 53 to 63. Northwest wind
around 10 mph.
.SUNDAY...Partly cloudy. Highs 81 to 91. Southeast wind around
5 mph.
.SUNDAY NIGHT...Partly cloudy. Lows 54 to 64.
.MONDAY THROUGH TUESDAY...Mostly clear. Highs 83 to 93. Lows
55 to 65.
.TUESDAY NIGHT...Clear. Lows 55 to 65.
.WEDNESDAY...Sunny. Highs 85 to 95.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 57 to 67.
Highs 83 to 95.
&&
TEMPERATURE / PRECIPITATION
Lakeport 83 54 88 / 0 0 0
$$
CAZ119-190200-
Southwestern Lake-
Including the cities of Kelseyville, Mount Konocti, Adams,
Anderson Springs, Cobb, Ettawa Springs, and Forest Lake
136 AM PDT Fri Sep 18 2026
.TODAY...Sunny. Highs 76 to 88. North wind around 5 mph shifting
to the northwest in the afternoon.
.TONIGHT...Clear. Lows 55 to 65. Northwest wind up to 10 mph.
.SATURDAY...Sunny. Highs 80 to 92. North wind around 5 mph
shifting to the west in the afternoon.
.SATURDAY NIGHT...Partly cloudy. Lows 56 to 66. West wind around
10 mph.
.SUNDAY...Partly cloudy. Highs 76 to 88. East wind around 5 mph.
.SUNDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 54 to 64.
.MONDAY THROUGH TUESDAY...Mostly clear. Highs 78 to 92. Lows
54 to 64.
.TUESDAY NIGHT...Clear. Lows 57 to 67.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 83 to 94.
Lows 58 to 68.
.THURSDAY...Mostly sunny. Highs 81 to 93.
$$
CAZ120-190200-
Eastern Lake-
Including the cities of Clearlake, Clearlake Park,
Hidden Valley Lake, and Middletown
136 AM PDT Fri Sep 18 2026
.TODAY...Sunny. Highs 79 to 89. Northwest wind around 5 mph.
.TONIGHT...Clear. Lows 54 to 64. Northwest wind around 10 mph.
.SATURDAY...Sunny. Highs 83 to 94. Northwest wind around 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows 54 to 64. West wind around
10 mph.
.SUNDAY...Partly cloudy. Highs 82 to 92. Northeast wind around
5 mph.
.SUNDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 54 to 64.
.MONDAY THROUGH TUESDAY...Mostly clear. Highs 84 to 96. Lows
54 to 64.
.TUESDAY NIGHT...Clear. Lows 55 to 65.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 86 to 96.
Lows 56 to 66.
.THURSDAY...Mostly sunny. Highs 84 to 94.
&&
TEMPERATURE / PRECIPITATION
Middletown 86 52 90 / 0 0 0
Clearlake 86 55 91 / 0 0 0
$$