Zone Forecast Product
Issued by NWS Eureka, CA
Issued by NWS Eureka, CA
148
FPUS56 KEKA 172037
ZFPEKA
Zone Forecast Product for California
National Weather Service Eureka CA
136 PM PDT Thu Sep 17 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, Friday, Friday night, and Saturday.
CAZ101-181400-
Coastal Del Norte-
Including the cities of Ft Dick, Crescent City, and Smith River
136 PM PDT Thu Sep 17 2026
.TONIGHT...Mostly cloudy. Patchy fog. Lows 47 to 57. South wind
around 5 mph in the evening becoming light.
.FRIDAY...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.
.FRIDAY NIGHT...Mostly cloudy. Patchy fog. Lows 47 to 57. North
wind around 10 mph in the evening becoming light.
.SATURDAY...Mostly cloudy. Patchy fog. Highs 62 to 72. Northwest
wind around 5 mph.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy. Patchy fog. Lows
48 to 58. Highs 62 to 73. Northwest wind around 5 mph.
.SUNDAY NIGHT AND MONDAY...Mostly cloudy. Patchy fog. Lows 48 to
58. Highs 63 to 73.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Patchy fog. Lows 48 to
58. Highs 63 to 73.
.TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Partly cloudy. Lows
47 to 57. Highs 63 to 73.
.THURSDAY...Mostly cloudy. Highs 62 to 72.
&&
TEMPERATURE / PRECIPITATION
Crescent City 52 62 52 63 / 10 0 0 0
Klamath 52 67 52 67 / 0 0 0 0
$$
CAZ102-181400-
Interior Del Norte-
Including the city of Gasquet
136 PM PDT Thu Sep 17 2026
.TONIGHT...Partly cloudy. Lows 47 to 57.
.FRIDAY...Sunny. Highs 66 to 81.
.FRIDAY NIGHT...Mostly clear. Lows 48 to 58.
.SATURDAY...Sunny. Highs 70 to 85.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 50 to 60. Highs
72 to 87.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows 50 to 60. Highs
72 to 87.
.MONDAY NIGHT...Mostly clear. Lows 48 to 58.
.TUESDAY...Mostly sunny. Highs 67 to 82.
.TUESDAY NIGHT...Mostly clear. Lows 46 to 56.
.WEDNESDAY THROUGH THURSDAY...Partly cloudy. Highs 67 to 82. Lows
47 to 57.
&&
TEMPERATURE / PRECIPITATION
Gasquet 51 80 52 82 / 0 0 0 0
$$
CAZ103-181400-
Northern Coastal Humboldt-
Including the cities of Eureka, Samoa, Arcata, Arcata Arpt,
Fieldbrook, Fernbridge, and Fortuna
136 PM PDT Thu Sep 17 2026
.TONIGHT...Mostly cloudy. Patchy fog. Lows 47 to 57. South wind
around 5 mph in the evening becoming light.
.FRIDAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy fog in the morning. Highs 62 to 73. Northeast wind
around 5 mph shifting to the northwest in the afternoon.
.FRIDAY NIGHT...Mostly cloudy. Patchy fog. Lows 46 to 56. North
wind around 10 mph.
.SATURDAY...Mostly cloudy. Patchy fog. Highs 61 to 73. North wind
around 10 mph.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy. Patchy fog. Lows
47 to 57. Highs 61 to 73. Northwest wind up to 10 mph.
.SUNDAY NIGHT AND MONDAY...Mostly cloudy. Patchy fog. Lows 48 to
58. Highs 62 to 73.
.MONDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Patchy fog. Lows 48 to 58.
.TUESDAY...Mostly cloudy. Patchy fog. Highs 62 to 72.
.TUESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows 46 to 56.
.WEDNESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy fog. Highs 63 to 74.
.WEDNESDAY NIGHT...Partly cloudy. Lows 46 to 56.
.THURSDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 63 to 75.
&&
TEMPERATURE / PRECIPITATION
McKinleyville 52 64 50 64 / 0 0 0 0
Arcata 53 67 51 66 / 0 0 0 0
Eureka 54 64 53 63 / 0 0 0 0
Fortuna 53 68 52 67 / 0 0 0 0
$$
CAZ104-181400-
Southwestern Humboldt-
Including the cities of Honeydew, Petrolia, Briceland,
Ettersburg, Shelter Cove, and Whitethorn
136 PM PDT Thu Sep 17 2026
.TONIGHT...Partly cloudy. Patchy fog overnight. Lows 47 to 57.
Southwest wind around 5 mph in the evening becoming light.
.FRIDAY...Sunny. Patchy fog in the morning. Highs 70 to 85.
Northeast wind around 5 mph shifting to the northwest in the
afternoon.
.FRIDAY NIGHT...Partly cloudy. Lows 47 to 57. North wind up to
10 mph.
.SATURDAY...Mostly sunny. Highs 72 to 87. North wind around
10 mph.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 47 to 57. Highs
72 to 87. North wind up to 10 mph.
.SUNDAY NIGHT THROUGH THURSDAY...Partly cloudy. Lows 48 to 58.
Highs 71 to 86.
&&
TEMPERATURE / PRECIPITATION
Honeydew 50 78 49 78 / 0 0 0 0
$$
CAZ105-181400-
Northeastern Interior Humboldt-
Including the cities of Hoopa, Orleans, Weitchpec,
and Willow Creek
136 PM PDT Thu Sep 17 2026
.TONIGHT...Partly cloudy. Lows 46 to 56.
.FRIDAY...Sunny. Patchy valley fog in the morning. Highs 75 to
90.
.FRIDAY NIGHT...Mostly clear. Patchy valley fog overnight. Lows
47 to 57.
.SATURDAY...Sunny. Highs 79 to 94.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 48 to 58. Highs
81 to 96.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows 49 to 59. Highs
81 to 96.
.MONDAY NIGHT...Mostly clear. Lows 47 to 57.
.TUESDAY THROUGH THURSDAY...Partly cloudy. Highs 77 to 92. Lows
47 to 57.
&&
TEMPERATURE / PRECIPITATION
Orleans 52 87 53 91 / 10 0 0 0
Hoopa 52 86 53 89 / 0 0 0 0
Willow Creek 51 88 53 92 / 0 0 0 0
$$
CAZ106-181400-
Southeastern Interior Humboldt-
Including the cities of Bull Creek, Pepperwood, Shively,
Dinsmore, Bridgeville, Alderpoint, and Benbow
136 PM PDT Thu Sep 17 2026
.TONIGHT...Partly cloudy. Patchy valley fog overnight. Lows 46 to
56.
.FRIDAY...Sunny. Patchy valley fog in the morning. Highs 72 to
87.
.FRIDAY NIGHT...Mostly clear. Lows 46 to 56.
.SATURDAY...Sunny. Highs 75 to 90.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 48 to 58. Highs
75 to 90.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows 48 to 58. Highs
74 to 89.
.MONDAY NIGHT...Mostly clear. Lows 48 to 58.
.TUESDAY THROUGH THURSDAY...Partly cloudy. Highs 75 to 90. Lows
47 to 57.
&&
TEMPERATURE / PRECIPITATION
Garberville 50 85 50 86 / 0 0 0 0
$$
CAZ108-181400-
Southern Trinity-
Including the cities of Forest Glen, Hayfork, Hyampom, Peanut,
Ruth, and Zenia
136 PM PDT Thu Sep 17 2026
.TONIGHT...Mostly clear. Slight chance of rain in the evening.
Lows 43 to 53.
.FRIDAY...Sunny. Patchy valley fog in the morning. Highs 72 to
87.
.FRIDAY NIGHT...Clear. Lows 46 to 56.
.SATURDAY...Sunny. Highs 78 to 93.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 48 to 58. Highs
79 to 94.
.SUNDAY NIGHT...Partly cloudy. Lows 48 to 58.
.MONDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Highs 79 to 94.
Lows 47 to 57.
.THURSDAY...Mostly sunny. Highs 74 to 89.
&&
TEMPERATURE / PRECIPITATION
Hayfork 42 86 44 93 / 20 0 0 0
Ruth 43 83 46 88 / 10 0 0 0
$$
CAZ109-181400-
Coastal Mendocino-
Including the cities of Fort Bragg and Rockport
136 PM PDT Thu Sep 17 2026
.TONIGHT...Partly cloudy. Patchy fog. Lows 46 to 56. Southeast
wind around 5 mph shifting to the northeast overnight.
.FRIDAY...Partly cloudy in the morning then clearing. Patchy fog
in the morning. Highs 64 to 79. Northwest wind around 10 mph.
.FRIDAY NIGHT...Partly cloudy. Patchy fog. Lows 47 to 57. North
wind up to 10 mph.
.SATURDAY...Mostly sunny. Patchy fog. Highs 66 to 81. Northwest
wind around 10 mph.
.SATURDAY NIGHT...Partly cloudy. Areas of fog. Lows 46 to 56.
Northwest wind around 10 mph.
.SUNDAY...Mostly cloudy. Patchy fog. Highs 62 to 77. Northwest
wind around 10 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Patchy fog. Lows 46 to
56. Highs 66 to 81.
.MONDAY NIGHT...Mostly clear. Patchy fog. Lows 47 to 57.
.TUESDAY...Partly cloudy in the morning then clearing. Patchy
fog. Highs 67 to 82.
.TUESDAY NIGHT...Mostly clear. Lows 47 to 57.
.WEDNESDAY THROUGH THURSDAY...Partly cloudy. Highs 67 to 82. Lows
47 to 57.
&&
TEMPERATURE / PRECIPITATION
Fort Bragg 51 66 50 67 / 0 0 0 0
Point Arena 52 63 53 63 / 0 0 0 0
$$
CAZ110-181400-
Northwestern Interior Mendocino-
Including the cities of Potter Valley and Willits
136 PM PDT Thu Sep 17 2026
.TONIGHT...Mostly clear. Patchy valley fog. Lows 44 to 54.
.FRIDAY...Sunny. Patchy valley fog in the morning. Highs 75 to
90.
.FRIDAY NIGHT...Mostly clear. Lows 47 to 57.
.SATURDAY...Sunny. Highs 81 to 96.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 48 to 58. Highs
81 to 96.
.SUNDAY NIGHT...Partly cloudy. Lows 47 to 57.
.MONDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Highs 80 to 95.
Lows 48 to 58.
.THURSDAY...Mostly sunny. Highs 77 to 92.
&&
TEMPERATURE / PRECIPITATION
Leggett 49 78 50 81 / 0 0 0 0
Laytonville 48 81 50 85 / 0 0 0 0
Willits 46 79 48 83 / 0 0 0 0
$$
CAZ111-181400-
Northeastern Interior Mendocino-
Including the city of Covelo
136 PM PDT Thu Sep 17 2026
.TONIGHT...Mostly clear. Slight chance of rain in the evening.
Lows 45 to 55.
.FRIDAY...Sunny. Patchy valley fog in the morning. Highs 77 to
92.
.FRIDAY NIGHT...Mostly clear. Lows 49 to 59.
.SATURDAY...Sunny. Highs 82 to 97.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 51 to 61. Highs
83 to 98.
.SUNDAY NIGHT...Partly cloudy. Lows 50 to 60.
.MONDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Highs 84 to 99.
Lows 50 to 60.
.THURSDAY...Mostly sunny. Highs 79 to 94.
&&
TEMPERATURE / PRECIPITATION
Covelo 47 85 50 91 / 10 0 0 0
$$
CAZ112-181400-
Southwestern Interior Mendocino-
Including the cities of Boonville, Philo, Comptche, and Yorkville
136 PM PDT Thu Sep 17 2026
.TONIGHT...Partly cloudy. Patchy valley fog. Lows 47 to 57.
.FRIDAY...Partly cloudy in the morning then clearing. Patchy
valley fog in the morning. Highs 72 to 85.
.FRIDAY NIGHT...Mostly clear. Patchy valley fog. Lows 48 to 58.
.SATURDAY...Sunny. Patchy valley fog. Highs 75 to 90.
.SATURDAY NIGHT...Partly cloudy. Patchy valley fog. Lows 48 to
58.
.SUNDAY...Mostly cloudy. Patchy valley fog. Highs 71 to 86.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Patchy valley fog. Lows
48 to 58. Highs 74 to 89.
.MONDAY NIGHT...Mostly clear. Patchy valley fog. Lows 48 to 58.
.TUESDAY...Mostly sunny. Patchy valley fog. Highs 74 to 89.
.TUESDAY NIGHT...Mostly clear. Lows 48 to 58.
.WEDNESDAY...Mostly sunny. Highs 75 to 89.
.WEDNESDAY NIGHT...Mostly clear. Lows 49 to 59.
.THURSDAY...Mostly sunny. Highs 75 to 88.
&&
TEMPERATURE / PRECIPITATION
Boonville 50 82 52 85 / 0 0 0 0
$$
CAZ113-181400-
Southeastern Interior Mendocino-
Including the cities of Calpella, Hopland, Redwood Valley,
Talmage, and Ukiah
136 PM PDT Thu Sep 17 2026
.TONIGHT...Mostly clear. Lows 48 to 58.
.FRIDAY...Sunny. Highs 74 to 88.
.FRIDAY NIGHT...Mostly clear. Lows 51 to 61.
.SATURDAY...Sunny. Highs 78 to 93.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 52 to 62. Highs
78 to 93.
.SUNDAY NIGHT...Partly cloudy. Lows 52 to 62.
.MONDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Highs 78 to 93.
Lows 53 to 63.
.THURSDAY...Mostly sunny. Highs 77 to 91.
&&
TEMPERATURE / PRECIPITATION
Ukiah 52 86 55 91 / 0 0 0 0
$$
CAZ114-181400-
Northern Lake-
Including the city of Gravelly Valley Airport
136 PM PDT Thu Sep 17 2026
.TONIGHT...Mostly clear. Slight chance of rain in the evening.
Patchy valley fog overnight. Lows 45 to 55.
.FRIDAY...Sunny. Highs 75 to 90.
.FRIDAY NIGHT...Mostly clear. Lows 51 to 61.
.SATURDAY...Sunny. Highs 80 to 95.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 53 to 63. Highs
80 to 95.
.SUNDAY NIGHT...Partly cloudy. Lows 53 to 63.
.MONDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Highs 81 to 96.
Lows 53 to 63.
.THURSDAY...Mostly sunny. Highs 77 to 92.
&&
TEMPERATURE / PRECIPITATION
Lake Pillsbury 43 89 47 94 / 10 0 0 0
$$
CAZ116-181400-
Northwestern and Central Trinity-
Including the cities of Weaverville, Douglas City, Helena,
Junction City, Big Bar, Del Loma, and Burnt Ranch
136 PM PDT Thu Sep 17 2026
.TONIGHT...Mostly cloudy early in the evening then clearing.
Slight chance of rain in the evening. Lows 45 to 55. North wind
around 5 mph.
.FRIDAY...Sunny. Highs 77 to 92. North wind around 5 mph shifting
to the west in the afternoon.
.FRIDAY NIGHT...Clear. Lows 48 to 58. Northwest wind around
10 mph shifting to the north overnight.
.SATURDAY...Sunny. Highs 84 to 99. East wind around 5 mph.
.SATURDAY NIGHT...Mostly clear. Lows 51 to 61. Northwest wind
around 5 mph.
.SUNDAY...Mostly sunny. Highs 87 to 102. East wind around 5 mph.
.SUNDAY NIGHT THROUGH MONDAY NIGHT...Mostly clear. Lows 50 to 60.
Highs 87 to 102.
.TUESDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Highs 80 to 95.
Lows 49 to 59.
.THURSDAY...Mostly sunny. Highs 78 to 93.
&&
TEMPERATURE / PRECIPITATION
Big Bar 49 88 51 95 / 20 0 0 0
Weaverville 49 86 51 91 / 20 0 0 0
$$
CAZ117-181400-
Northeastern Trinity-
Including the cities of Carrville and Trinity Center
136 PM PDT Thu Sep 17 2026
.TONIGHT...Mostly cloudy in the evening then clearing. Chance of
rain showers and slight chance of thunderstorms in the evening.
Lows 42 to 52. Northwest wind around 5 mph.
.FRIDAY...Sunny. Highs 73 to 88. Northwest wind around 5 mph
shifting to the west in the afternoon.
.FRIDAY NIGHT...Clear. Lows 46 to 56. Northwest wind around
5 mph.
.SATURDAY...Sunny. Highs 76 to 91. Northeast wind around 5 mph.
.SATURDAY NIGHT...Mostly clear. Lows 49 to 59. Northwest wind
around 5 mph.
.SUNDAY...Mostly sunny. Highs 78 to 93. East wind around 5 mph.
.SUNDAY NIGHT THROUGH WEDNESDAY NIGHT...Mostly clear. Lows 48 to
58. Highs 80 to 95.
.THURSDAY...Mostly sunny. Highs 71 to 86.
&&
TEMPERATURE / PRECIPITATION
Trinity Center 49 86 52 90 / 30 0 0 0
$$
CAZ118-181400-
Western Lake-
Including the cities of Finley, Knobcone Camp, Lakeport,
Soda Bay, Lucerne, Nice, and Saratoga Springs
136 PM PDT Thu Sep 17 2026
.TONIGHT...Mostly clear. Lows 48 to 58. West wind around 5 mph.
.FRIDAY...Sunny. Patchy fog in the morning. Highs 77 to 87. North
wind around 5 mph shifting to the west in the afternoon.
.FRIDAY NIGHT...Mostly clear. Lows 53 to 63. Northwest wind up to
10 mph.
.SATURDAY...Sunny. Highs 82 to 92. West wind around 5 mph.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 54 to 64. Highs
81 to 92. Southeast wind around 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows 54 to 64.
.MONDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Highs 82 to 92.
Lows 54 to 64.
.THURSDAY...Mostly sunny. Highs 80 to 90.
&&
TEMPERATURE / PRECIPITATION
Lakeport 51 84 55 89 / 0 0 0 0
$$
CAZ119-181400-
Southwestern Lake-
Including the cities of Kelseyville, Mount Konocti, Adams,
Anderson Springs, Cobb, Ettawa Springs, and Forest Lake
136 PM PDT Thu Sep 17 2026
.TONIGHT...Mostly clear. Lows 49 to 59. Southwest wind around
10 mph shifting to the northwest overnight.
.FRIDAY...Sunny. Highs 76 to 88. North wind around 5 mph shifting
to the west in the afternoon.
.FRIDAY NIGHT...Clear. Lows 55 to 65. Northwest wind around
10 mph.
.SATURDAY...Sunny. Highs 80 to 92. West wind around 5 mph.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 57 to 67. Highs
77 to 92. East wind around 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows 55 to 65.
.MONDAY THROUGH WEDNESDAY NIGHT...Mostly clear. Highs 78 to 91.
Lows 56 to 66.
.THURSDAY...Mostly sunny. Highs 79 to 90.
$$
CAZ120-181400-
Eastern Lake-
Including the cities of Clearlake, Clearlake Park,
Hidden Valley Lake, and Middletown
136 PM PDT Thu Sep 17 2026
.TONIGHT...Mostly clear. Lows 48 to 58. West wind around 5 mph
shifting to the northwest overnight.
.FRIDAY...Sunny. Highs 80 to 90. Northwest wind around 5 mph.
.FRIDAY NIGHT...Clear. Lows 55 to 65. West wind around 10 mph.
.SATURDAY...Sunny. Highs 84 to 94. North wind around 5 mph.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 55 to 65. Highs
81 to 94. East wind around 5 mph.
.SUNDAY NIGHT...Partly cloudy. Lows 54 to 64.
.MONDAY THROUGH THURSDAY...Mostly clear. Highs 82 to 94. Lows
54 to 64.
&&
TEMPERATURE / PRECIPITATION
Middletown 48 86 53 91 / 0 0 0 0
Clearlake 51 86 56 92 / 0 0 0 0
$$