315
FPUS56 KEKA 042037
ZFPEKA

Zone Forecast Product for California
National Weather Service Eureka CA
1237 PM PST Thu Dec 4 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, Friday, Friday night, and Saturday.


CAZ101-051500-
Coastal Del Norte-
1237 PM PST Thu Dec 4 2025

.TONIGHT...Mostly cloudy. Chance of drizzle and patchy fog. Lows
41 to 51. North wind around 5 mph.
.FRIDAY...Cloudy. Chance of drizzle in the morning. Patchy fog
through the day. Drizzle likely in the afternoon. Rain in the
afternoon. Highs 53 to 63. West wind around 5 mph shifting to the
southwest in the afternoon.
.FRIDAY NIGHT...Patchy fog. Rain likely. Lows 45 to 55. South
wind around 5 mph in the evening becoming light.
.SATURDAY...Mostly cloudy. Patchy fog. Chance of rain. Highs
53 to 63. West wind around 5 mph.
.SATURDAY NIGHT...Mostly cloudy. Patchy fog. Chance of rain. Lows
43 to 53. Southeast wind around 5 mph.
.SUNDAY...Rain likely. Highs 52 to 62. South wind around 5 mph.
.SUNDAY NIGHT...Mostly cloudy. Slight chance of drizzle and
patchy fog. Chance of rain. Lows 43 to 53.
.MONDAY...Mostly cloudy. Slight chance of drizzle and patchy fog.
Highs 56 to 66.
.MONDAY NIGHT...Mostly cloudy. Slight chance of drizzle. Lows
44 to 54.
.TUESDAY...Mostly cloudy. Chance of drizzle. Chance of rain.
Highs 55 to 65.
.TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy. Chance of rain.
Lows 45 to 55. Highs 55 to 66.
.WEDNESDAY NIGHT AND THURSDAY...Mostly cloudy. Patchy fog. Chance
of rain. Lows 45 to 55. Highs 56 to 66.

&&

                     TEMPERATURE        /  PRECIPITATION
Crescent City        46   57   49   57  /  40   60   80   50
Klamath              45   59   49   57  /  20   40   70   40


$$

CAZ102-051500-
Del Norte Interior-
1237 PM PST Thu Dec 4 2025

.TONIGHT...Mostly cloudy. Slight chance of drizzle in the
evening, then chance of drizzle and patchy valley fog overnight.
Lows 38 to 48.
.FRIDAY...Mostly cloudy. Chance of drizzle and patchy valley fog
through the day. Rain likely in the afternoon. Highs 47 to 61.
.FRIDAY NIGHT...Mostly cloudy. Rain likely in the evening, then
chance of rain overnight. Patchy valley fog overnight. Lows 41 to
51.
.SATURDAY...Mostly cloudy. Patchy valley fog. Chance of rain.
Highs 46 to 59.
.SATURDAY NIGHT AND SUNDAY...Mostly cloudy. Chance of rain. Lows
40 to 50. Highs 45 to 59.
.SUNDAY NIGHT...Mostly cloudy. Slight chance of drizzle. Chance
of rain. Lows 40 to 50.
.MONDAY...Mostly cloudy. Highs 50 to 63.
.MONDAY NIGHT...Mostly cloudy. Slight chance of drizzle. Lows
41 to 51.
.TUESDAY...Mostly cloudy. Slight chance of drizzle. Chance of
rain. Highs 50 to 63.
.TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Mostly cloudy. Chance of
rain. Lows 43 to 53. Highs 50 to 64.
.THURSDAY...Mostly cloudy in the morning then becoming partly
cloudy. Slight chance of rain. Highs 51 to 64.

&&

                     TEMPERATURE        /  PRECIPITATION
Gasquet              45   61   48   59  /  30   60   80   40


$$

CAZ103-051500-
Northern Humboldt Coast-
1237 PM PST Thu Dec 4 2025

...COASTAL FLOOD ADVISORY IN EFFECT FROM 10 AM TO NOON PST
FRIDAY...

.TONIGHT...Mostly cloudy. Slight chance of drizzle and patchy fog
through the night. Lows 39 to 49. North wind around 5 mph.
.FRIDAY...Mostly cloudy. Slight chance of drizzle in the morning.
Patchy fog through the day. Chance of drizzle in the afternoon.
Chance of rain in the afternoon. Highs 53 to 63. Northwest wind
around 5 mph.
.FRIDAY NIGHT...Cloudy. Patchy fog. Chance of rain. Lows 44 to
54. Light winds.
.SATURDAY...Mostly cloudy. Patchy fog. Chance of rain. Highs
53 to 63. North wind around 5 mph.
.SATURDAY NIGHT...Mostly cloudy. Patchy fog. Slight chance of
rain. Lows 41 to 51. Light winds.
.SUNDAY...Mostly cloudy. Patchy fog. Chance of rain. Highs 54 to
64. South wind around 5 mph.
.SUNDAY NIGHT...Mostly cloudy. Patchy fog. Slight chance of rain.
Lows 41 to 51.
.MONDAY AND MONDAY NIGHT...Mostly cloudy. Patchy fog. Highs 55 to
65. Lows 41 to 51.
.TUESDAY THROUGH WEDNESDAY...Mostly cloudy. Patchy fog. Chance of
rain. Highs 55 to 66. Lows 42 to 52.
.WEDNESDAY NIGHT AND THURSDAY...Mostly cloudy. Patchy fog. Slight
chance of rain. Lows 43 to 53. Highs 55 to 65.

&&

                     TEMPERATURE        /  PRECIPITATION
McKinleyville        43   57   48   57  /  20   30   60   40
Arcata               42   59   49   58  /  20   30   50   30
Eureka               44   58   49   58  /  20   30   50   40
Fortuna              44   60   50   59  /  20   20   40   20


$$

CAZ104-051500-
Southwestern Humboldt-
1237 PM PST Thu Dec 4 2025

.TONIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Slight chance of drizzle through the night. Patchy fog
overnight. Lows 38 to 48. North wind 5 to 15 mph.
.FRIDAY...Mostly cloudy. Patchy fog in the morning. Slight chance
of drizzle through the day. Slight chance of rain in the
afternoon. Highs 52 to 63. North wind 5 to 15 mph.
.FRIDAY NIGHT...Mostly cloudy. Chance of rain through the night.
Patchy fog overnight. Lows 44 to 54. North wind around 10 mph.
.SATURDAY...Mostly cloudy. Slight chance of rain. Highs 53 to 63.
North wind around 5 mph.
.SATURDAY NIGHT...Mostly cloudy. Slight chance of rain. Lows
42 to 52. Northeast wind around 5 mph.
.SUNDAY...Mostly cloudy. Chance of rain. Highs 53 to 63. North
wind around 5 mph.
.SUNDAY NIGHT...Mostly cloudy. Patchy fog. Lows 42 to 52.
.MONDAY AND MONDAY NIGHT...Mostly cloudy. Highs 56 to 66. Lows
42 to 52.
.TUESDAY THROUGH WEDNESDAY...Mostly cloudy. Slight chance of
rain. Highs 56 to 67. Lows 44 to 54.
.WEDNESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Slight chance of rain. Lows 44 to 54.
.THURSDAY...Partly cloudy. Highs 56 to 66.

&&

                     TEMPERATURE        /  PRECIPITATION
Honeydew             40   59   47   59  /  10   10   30   20


$$

CAZ105-051500-
Northern Humboldt Interior-
1237 PM PST Thu Dec 4 2025

.TONIGHT...Partly cloudy early in the evening then becoming
mostly cloudy. Slight chance of drizzle through the night. Patchy
valley fog overnight. Lows 36 to 46.
.FRIDAY...Mostly cloudy. Slight chance of drizzle and patchy
valley fog through the day. Chance of rain in the afternoon.
Highs 50 to 65.
.FRIDAY NIGHT...Mostly cloudy. Patchy valley fog. Chance of rain.
Lows 42 to 52.
.SATURDAY...Mostly cloudy. Patchy valley fog. Slight chance of
rain. Highs 48 to 63.
.SATURDAY NIGHT...Mostly cloudy. Slight chance of rain. Lows
40 to 50.
.SUNDAY...Mostly cloudy. Chance of rain. Highs 49 to 64.
.SUNDAY NIGHT...Mostly cloudy. Slight chance of rain. Lows 39 to
49.
.MONDAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy valley fog. Highs 52 to 67.
.MONDAY NIGHT...Mostly cloudy. Lows 40 to 50.
.TUESDAY...Mostly cloudy. Patchy valley fog. Chance of rain.
Highs 52 to 67.
.TUESDAY NIGHT...Mostly cloudy. Patchy valley fog. Slight chance
of rain. Lows 43 to 53.
.WEDNESDAY...Mostly cloudy. Patchy valley fog. Chance of rain.
Highs 53 to 68.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Patchy valley fog.
Slight chance of rain. Lows 42 to 52. Highs 53 to 68.

&&

                     TEMPERATURE        /  PRECIPITATION
Orleans              42   64   49   61  /  10   20   50   20
Hoopa                41   62   49   60  /  10   20   50   20
Willow Creek         40   62   48   61  /  10   20   50   20


$$

CAZ106-051500-
Southern Humboldt Interior-
1237 PM PST Thu Dec 4 2025

.TONIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Patchy valley fog overnight. Lows 34 to 44.
.FRIDAY...Mostly cloudy. Patchy valley fog in the morning. Slight
chance of drizzle in the afternoon. Slight chance of rain in the
afternoon. Highs 52 to 66.
.FRIDAY NIGHT...Mostly cloudy. Patchy valley fog through the
night. Chance of rain in the evening. Slight chance of rain
overnight. Lows 41 to 51.
.SATURDAY...Partly cloudy. Patchy valley fog. Slight chance of
rain. Highs 50 to 64.
.SATURDAY NIGHT...Partly cloudy. Slight chance of rain. Lows
39 to 49.
.SUNDAY...Mostly cloudy. Patchy valley fog. Slight chance of
rain. Highs 50 to 64.
.SUNDAY NIGHT...Mostly cloudy. Patchy valley fog. Lows 38 to 48.
.MONDAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy valley fog. Highs 53 to 66.
.MONDAY NIGHT...Mostly cloudy. Lows 39 to 49.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Slight chance of rain. Highs 55 to 67.
.TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy. Patchy valley fog.
Slight chance of rain. Lows 42 to 52. Highs 55 to 68.
.WEDNESDAY NIGHT...Partly cloudy. Patchy valley fog. Lows 41 to
51.
.THURSDAY...Partly cloudy. Highs 56 to 69.

&&

                     TEMPERATURE        /  PRECIPITATION
Garberville          39   63   47   62  /  10   10   20   20


$$

CAZ107-051500-
Northern Trinity-
1237 PM PST Thu Dec 4 2025

.TONIGHT...Partly cloudy. Patchy valley fog overnight. Lows 33 to
43.
.FRIDAY...Mostly cloudy. Patchy valley fog in the morning. Slight
chance of drizzle through the day. Slight chance of rain in the
afternoon. Highs 50 to 65.
.FRIDAY NIGHT...Mostly cloudy. Slight chance of rain in the
evening. Chance of rain overnight. Lows 36 to 46.
.SATURDAY...Partly cloudy. Slight chance of rain. Snow level
6500 to 7000 feet. Highs 48 to 63.
.SATURDAY NIGHT...Partly cloudy. Slight chance of rain. Lows
34 to 44.
.SUNDAY...Mostly cloudy. Slight chance of rain. Highs 48 to 63.
.SUNDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 34 to 44.
.MONDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 51 to 66.
.MONDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Lows 37 to 47.
.TUESDAY THROUGH WEDNESDAY...Mostly cloudy. Slight chance of
rain. Highs 53 to 68. Lows 38 to 48.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 38 to 48.
Highs 54 to 69.

&&

                     TEMPERATURE        /  PRECIPITATION
Trinity Center       35   61   40   58  /  10   10   20   20
Weaverville          34   60   42   58  /   0   10   20   10


$$

CAZ108-051500-
Southern Trinity-
1237 PM PST Thu Dec 4 2025

.TONIGHT...Partly cloudy until late tonight then becoming mostly
cloudy. Patchy valley fog overnight. Lows 30 to 40.
.FRIDAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy valley fog in the morning. Highs 51 to 65.
.FRIDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Slight chance of rain through the night. Patchy valley
fog overnight. Lows 37 to 47.
.SATURDAY...Mostly sunny. Slight chance of rain. Highs 48 to 63.
.SATURDAY NIGHT...Partly cloudy. Lows 35 to 45.
.SUNDAY...Mostly cloudy. Highs 47 to 62.
.SUNDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Patchy valley fog. Lows 34 to 44.
.MONDAY AND MONDAY NIGHT...Partly cloudy. Highs 51 to 66. Lows
36 to 46.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Slight chance of rain. Highs 53 to 68.
.TUESDAY NIGHT...Mostly cloudy. Slight chance of rain. Lows 39 to
49.
.WEDNESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Slight chance of rain. Highs 54 to 68.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 38 to 48.
Highs 55 to 70.

&&

                     TEMPERATURE        /  PRECIPITATION
Hayfork              29   60   38   59  /   0    0   20   10
Ruth                 29   64   36   61  /   0    0   10   10


$$

CAZ109-051500-
Mendocino Coast-
1237 PM PST Thu Dec 4 2025

.TONIGHT...Partly cloudy. Patchy fog overnight. Lows 37 to 47.
North wind up to 10 mph.
.FRIDAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy fog in the morning. Highs 56 to 66. North wind up
to 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows 43 to 53. North wind up to
10 mph.
.SATURDAY...Mostly sunny. Slight chance of rain. Highs 55 to 65.
Northwest wind around 10 mph.
.SATURDAY NIGHT...Partly cloudy. Patchy fog. Lows 41 to 51. North
wind around 5 mph.
.SUNDAY...Mostly cloudy. Highs 56 to 66. North wind around
10 mph.
.SUNDAY NIGHT THROUGH MONDAY NIGHT...Partly cloudy. Patchy fog.
Lows 41 to 51. Highs 56 to 67.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 57 to 67.
.TUESDAY NIGHT...Mostly cloudy. Patchy fog. Lows 43 to 53.
.WEDNESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 58 to 68.
.WEDNESDAY NIGHT...Partly cloudy. Patchy fog. Lows 43 to 53.
.THURSDAY...Partly cloudy. Highs 58 to 68.

&&

                     TEMPERATURE        /  PRECIPITATION
Fort Bragg           42   61   48   61  /   0   10   10   20
Point Arena          45   57   51   58  /   0   10    0   10


$$

CAZ110-051500-
Northwestern Mendocino Interior-
1237 PM PST Thu Dec 4 2025

.TONIGHT...Partly cloudy until late tonight then becoming mostly
cloudy. Patchy valley fog overnight. Lows 33 to 43.
.FRIDAY...Mostly cloudy in the morning then clearing. Patchy
valley fog in the morning. Highs 57 to 69.
.FRIDAY NIGHT...Partly cloudy. Patchy valley fog overnight. Lows
39 to 49.
.SATURDAY...Mostly sunny. Highs 55 to 67.
.SATURDAY NIGHT...Partly cloudy. Lows 38 to 48.
.SUNDAY...Mostly cloudy. Highs 54 to 66.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Patchy valley fog. Lows
37 to 47. Highs 54 to 69.
.MONDAY NIGHT THROUGH THURSDAY...Partly cloudy. Lows 40 to 50.
Highs 58 to 73.

&&

                     TEMPERATURE        /  PRECIPITATION
Leggett              39   63   45   61  /   0    0   10   10
Laytonville          37   63   43   61  /   0    0   10   10
Willits              35   63   42   61  /   0    0    0   10


$$

CAZ111-051500-
Northeastern Mendocino Interior-
1237 PM PST Thu Dec 4 2025

.TONIGHT...Partly cloudy. Patchy valley fog overnight. Lows 34 to
44.
.FRIDAY...Partly cloudy. Patchy valley fog in the morning. Highs
54 to 69.
.FRIDAY NIGHT...Partly cloudy. Lows 38 to 48.
.SATURDAY...Mostly sunny. Highs 51 to 66.
.SATURDAY NIGHT...Partly cloudy. Lows 37 to 47.
.SUNDAY...Mostly cloudy. Highs 51 to 66.
.SUNDAY NIGHT THROUGH THURSDAY...Partly cloudy. Lows 39 to 49.
Highs 58 to 73.

&&

                     TEMPERATURE        /  PRECIPITATION
Covelo               34   64   41   61  /   0    0   10   10


$$

CAZ112-051500-
Southwestern Mendocino Interior-
1237 PM PST Thu Dec 4 2025

.TONIGHT...Partly cloudy. Patchy valley fog overnight. Lows 36 to
46.
.FRIDAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy valley fog in the morning. Highs 58 to 68.
.FRIDAY NIGHT...Partly cloudy. Patchy valley fog overnight. Lows
43 to 53.
.SATURDAY...Mostly sunny. Highs 57 to 67.
.SATURDAY NIGHT...Partly cloudy. Lows 41 to 51.
.SUNDAY...Mostly cloudy. Highs 57 to 67.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Patchy valley fog. Lows
41 to 51. Highs 57 to 69.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows 42 to 52. Highs
59 to 69.
.TUESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows 45 to 55.
.WEDNESDAY THROUGH THURSDAY...Partly cloudy. Highs 61 to 71. Lows
45 to 55.

&&

                     TEMPERATURE        /  PRECIPITATION
Boonville            40   62   46   62  /   0    0    0    0


$$

CAZ113-051500-
Southeastern Mendocino Interior-
1237 PM PST Thu Dec 4 2025

.TONIGHT...Mostly clear. Patchy valley fog overnight. Lows 36 to
46.
.FRIDAY...Mostly sunny. Patchy valley fog in the morning. Highs
58 to 68.
.FRIDAY NIGHT...Partly cloudy. Lows 42 to 52.
.SATURDAY...Mostly sunny. Highs 56 to 66.
.SATURDAY NIGHT...Partly cloudy. Lows 41 to 51.
.SUNDAY...Mostly cloudy. Highs 56 to 66.
.SUNDAY NIGHT THROUGH THURSDAY...Partly cloudy. Lows 42 to 52.
Highs 57 to 72.

&&

                     TEMPERATURE        /  PRECIPITATION
Ukiah                36   67   46   66  /   0    0    0    0


$$

CAZ114-051500-
Northern Lake-
1237 PM PST Thu Dec 4 2025

.TONIGHT...Mostly clear. Lows 36 to 46.
.FRIDAY...Mostly sunny. Highs 55 to 68.
.FRIDAY NIGHT...Mostly clear. Lows 39 to 49.
.SATURDAY...Sunny. Highs 51 to 66.
.SATURDAY NIGHT...Partly cloudy. Lows 38 to 48.
.SUNDAY...Mostly cloudy. Highs 51 to 64.
.SUNDAY NIGHT THROUGH THURSDAY...Partly cloudy. Lows 40 to 50.
Highs 56 to 71.

&&

                     TEMPERATURE        /  PRECIPITATION
Lake Pillsbury       34   67   39   64  /   0    0    0    0


$$

CAZ115-051500-
Southern Lake-
1237 PM PST Thu Dec 4 2025

.TONIGHT...Mostly clear. Lows 35 to 45.
.FRIDAY...Mostly sunny. Highs 60 to 70.
.FRIDAY NIGHT...Mostly clear. Patchy valley fog overnight. Lows
40 to 50.
.SATURDAY...Sunny. Highs 58 to 68.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 40 to 50. Highs
57 to 68.
.SUNDAY NIGHT THROUGH WEDNESDAY NIGHT...Partly cloudy. Lows 42 to
52. Highs 57 to 72.
.THURSDAY...Sunny. Highs 63 to 73.

&&

                     TEMPERATURE        /  PRECIPITATION
Lakeport             37   64   43   62  /   0    0    0    0
Middletown           36   68   41   66  /   0    0    0    0
Clearlake            37   67   41   65  /   0    0    0    0


$$