Zone Forecast Product
Issued by NWS Eureka, CA
Issued by NWS Eureka, CA
301
FPUS56 KEKA 310837
ZFPEKA
Zone Forecast Product for California
National Weather Service Eureka CA
136 AM PDT Fri Jul 31 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.
CAZ101-010200-
Coastal Del Norte-
Including the cities of Ft Dick, Crescent City, and Smith River
136 AM PDT Fri Jul 31 2026
.TODAY...Mostly sunny. Highs 64 to 75. Light winds becoming west
around 5 mph in the afternoon.
.TONIGHT...Mostly cloudy. Patchy fog through the night. Lows
48 to 58. West wind around 5 mph in the evening becoming light.
.SATURDAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy fog in the morning. Highs 65 to 76. Northwest wind
around 5 mph increasing to 10 to 20 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy. Lows 49 to 59. North wind 10 to
20 mph.
.SUNDAY...Sunny. Highs 68 to 81. North wind 10 to 20 mph.
.SUNDAY NIGHT THROUGH MONDAY NIGHT...Mostly clear. Lows 51 to 61.
Highs 72 to 87.
.TUESDAY...Mostly sunny. Highs 69 to 83.
.TUESDAY NIGHT...Mostly clear. Lows 52 to 62.
.WEDNESDAY THROUGH THURSDAY...Partly cloudy. Highs 66 to 78. Lows
50 to 60.
&&
TEMPERATURE / PRECIPITATION
Crescent City 65 54 66 / 0 0 0
Klamath 67 53 68 / 0 0 0
$$
CAZ102-010200-
Interior Del Norte-
Including the city of Gasquet
136 AM PDT Fri Jul 31 2026
.TODAY...Sunny. Highs 75 to 90.
.TONIGHT...Partly cloudy. Patchy valley fog overnight. Lows 49 to
59.
.SATURDAY...Mostly cloudy in the morning then clearing. Highs
72 to 87.
.SATURDAY NIGHT...Clear. Lows 49 to 59.
.SUNDAY...Sunny. Highs 76 to 91.
.SUNDAY NIGHT THROUGH TUESDAY NIGHT...Clear. Lows 54 to 64. Highs
83 to 98.
.WEDNESDAY...Sunny. Highs 80 to 95.
.WEDNESDAY NIGHT...Clear. Lows 55 to 65.
.THURSDAY...Sunny. Highs 79 to 94.
&&
TEMPERATURE / PRECIPITATION
Gasquet 85 51 84 / 0 0 0
$$
CAZ103-010200-
Northern Coastal Humboldt-
Including the cities of Eureka, Samoa, Arcata, Arcata Arpt,
Fieldbrook, Fernbridge, and Fortuna
136 AM PDT Fri Jul 31 2026
.TODAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy fog in the morning. Highs 65 to 76. Northwest wind
around 10 mph.
.TONIGHT...Mostly cloudy. Patchy fog overnight. Lows 49 to 59.
North wind around 10 mph.
.SATURDAY...Mostly cloudy. Patchy fog in the morning. Highs 65 to
75. North wind 5 to 15 mph.
.SATURDAY NIGHT...Mostly cloudy. Lows 48 to 58. North wind around
15 mph.
.SUNDAY...Mostly sunny. Highs 64 to 75. North wind around 15 mph.
.SUNDAY NIGHT THROUGH MONDAY NIGHT...Mostly clear. Lows 48 to 58.
Highs 67 to 82.
.TUESDAY...Mostly sunny. Highs 69 to 84.
.TUESDAY NIGHT...Mostly clear. Lows 50 to 60.
.WEDNESDAY THROUGH THURSDAY...Partly cloudy. Highs 67 to 82. Lows
49 to 59.
&&
TEMPERATURE / PRECIPITATION
McKinleyville 66 53 66 / 0 0 0
Arcata 68 53 68 / 0 0 0
Eureka 66 55 67 / 0 0 0
Fortuna 70 54 70 / 0 0 0
$$
CAZ104-010200-
Southwestern Humboldt-
Including the cities of Honeydew, Petrolia, Briceland,
Ettersburg, Shelter Cove, and Whitethorn
136 AM PDT Fri Jul 31 2026
.TODAY...Sunny. Highs 78 to 93. North wind 5 to 15 mph.
.TONIGHT...Partly cloudy. Lows 52 to 62. North wind 5 to 15 mph.
.SATURDAY...Mostly cloudy in the morning then clearing. Highs
76 to 91. North wind 10 to 20 mph.
.SATURDAY NIGHT...Partly cloudy. Windy. Lows 51 to 61. North wind
20 to 30 mph with gusts at higher elevations to around 45 mph.
.SUNDAY...Sunny, breezy. Highs 78 to 93. North wind 15 to 25 mph.
.SUNDAY NIGHT...Mostly clear. Lows 50 to 60.
.MONDAY...Sunny. Highs 84 to 99.
.MONDAY NIGHT THROUGH THURSDAY...Mostly clear. Lows 53 to 63.
Highs 84 to 99.
&&
TEMPERATURE / PRECIPITATION
Honeydew 84 54 79 / 0 0 0
$$
CAZ105-010200-
Northeastern Interior Humboldt-
Including the cities of Hoopa, Orleans, Weitchpec,
and Willow Creek
136 AM PDT Fri Jul 31 2026
.TODAY...Sunny. Highs 86 to 101.
.TONIGHT...Partly cloudy. Lows 48 to 58.
.SATURDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 81 to 96.
.SATURDAY NIGHT...Partly cloudy. Lows 48 to 58.
.SUNDAY...Sunny. Highs 86 to 101.
.SUNDAY NIGHT THROUGH MONDAY NIGHT...Clear. Lows 53 to 63. Highs
94 to 109.
.TUESDAY...Sunny. Highs 96 to 111.
.TUESDAY NIGHT...Clear. Lows 57 to 67.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 92 to 107. Lows
56 to 66.
&&
TEMPERATURE / PRECIPITATION
Orleans 98 54 93 / 0 0 0
Hoopa 94 53 88 / 0 0 0
Willow Creek 97 53 91 / 0 0 0
$$
CAZ106-010200-
Southeastern Interior Humboldt-
Including the cities of Bull Creek, Pepperwood, Shively,
Dinsmore, Bridgeville, Alderpoint, and Benbow
136 AM PDT Fri Jul 31 2026
.TODAY...Sunny. Highs 81 to 96.
.TONIGHT...Partly cloudy. Lows 48 to 58.
.SATURDAY...Mostly cloudy in the morning then clearing. Highs
77 to 92.
.SATURDAY NIGHT...Partly cloudy. Lows 48 to 58.
.SUNDAY...Sunny. Highs 78 to 93.
.SUNDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows 52 to 62.
Highs 87 to 102.
.TUESDAY NIGHT...Clear. Lows 56 to 66.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 85 to 100. Lows
55 to 65.
&&
TEMPERATURE / PRECIPITATION
Garberville 93 54 88 / 0 0 0
$$
CAZ108-010200-
Southern Trinity-
Including the cities of Forest Glen, Hayfork, Hyampom, Peanut,
Ruth, and Zenia
136 AM PDT Fri Jul 31 2026
.TODAY...Sunny. Highs 86 to 101.
.TONIGHT...Mostly clear. Lows 51 to 61.
.SATURDAY...Sunny. Highs 81 to 96.
.SATURDAY NIGHT...Clear. Lows 49 to 59.
.SUNDAY...Sunny. Highs 86 to 101.
.SUNDAY NIGHT THROUGH THURSDAY...Clear. Lows 56 to 66. Highs
92 to 107.
&&
TEMPERATURE / PRECIPITATION
Hayfork 101 49 94 / 0 0 0
Ruth 94 50 92 / 0 0 0
$$
CAZ109-010200-
Coastal Mendocino-
Including the cities of Fort Bragg and Rockport
136 AM PDT Fri Jul 31 2026
.TODAY...Sunny. Highs 75 to 90. Northwest wind up to 10 mph.
.TONIGHT...Partly cloudy. Lows 49 to 59. Northwest wind up to
10 mph.
.SATURDAY...Partly cloudy in the morning then clearing. Highs
75 to 90. Northwest wind 5 to 15 mph.
.SATURDAY NIGHT...Mostly clear. Lows 49 to 59. Northwest wind
10 to 20 mph.
.SUNDAY...Sunny. Highs 75 to 90. Northwest wind 5 to 15 mph.
.SUNDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows 49 to
59. Highs 78 to 93.
.WEDNESDAY THROUGH THURSDAY...Partly cloudy. Highs 70 to 85. Lows
49 to 59.
&&
TEMPERATURE / PRECIPITATION
Fort Bragg 69 54 71 / 0 0 0
Point Arena 64 53 67 / 0 0 0
$$
CAZ110-010200-
Northwestern Interior Mendocino-
Including the cities of Potter Valley and Willits
136 AM PDT Fri Jul 31 2026
.TODAY...Sunny. Highs 86 to 101.
.TONIGHT...Mostly clear. Lows 50 to 60.
.SATURDAY...Sunny. Highs 86 to 101.
.SATURDAY NIGHT...Mostly clear. Lows 50 to 60.
.SUNDAY...Sunny. Highs 88 to 103.
.SUNDAY NIGHT THROUGH THURSDAY...Clear. Lows 56 to 66. Highs
93 to 108.
&&
TEMPERATURE / PRECIPITATION
Leggett 88 54 89 / 0 0 0
Laytonville 91 53 93 / 0 0 0
Willits 86 52 89 / 0 0 0
$$
CAZ111-010200-
Northeastern Interior Mendocino-
Including the city of Covelo
136 AM PDT Fri Jul 31 2026
.TODAY...Sunny. Highs 90 to 105.
.TONIGHT...Mostly clear. Lows 55 to 65.
.SATURDAY...Sunny. Highs 90 to 105.
.SATURDAY NIGHT...Clear. Lows 55 to 65.
.SUNDAY...Sunny. Highs 92 to 107.
.SUNDAY NIGHT THROUGH THURSDAY...Clear. Lows 60 to 70. Highs
95 to 110.
&&
TEMPERATURE / PRECIPITATION
Covelo 97 55 96 / 0 0 0
$$
CAZ112-010200-
Southwestern Interior Mendocino-
Including the cities of Boonville, Philo, Comptche, and Yorkville
136 AM PDT Fri Jul 31 2026
.TODAY...Sunny. Highs 79 to 94.
.TONIGHT...Partly cloudy. Lows 50 to 60.
.SATURDAY...Partly cloudy in the morning then clearing. Highs
80 to 95.
.SATURDAY NIGHT...Mostly clear. Lows 50 to 60.
.SUNDAY...Sunny. Highs 81 to 96.
.SUNDAY NIGHT...Mostly clear. Lows 51 to 61.
.MONDAY...Sunny. Highs 86 to 101.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows 54 to
64. Highs 86 to 101.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 80 to 95. Lows
53 to 63.
&&
TEMPERATURE / PRECIPITATION
Boonville 87 54 87 / 0 0 0
$$
CAZ113-010200-
Southeastern Interior Mendocino-
Including the cities of Calpella, Hopland, Redwood Valley,
Talmage, and Ukiah
136 AM PDT Fri Jul 31 2026
.TODAY...Sunny. Highs 82 to 97.
.TONIGHT...Mostly clear. Lows 54 to 64.
.SATURDAY...Sunny. Highs 83 to 98.
.SATURDAY NIGHT...Clear. Lows 54 to 64.
.SUNDAY...Sunny. Highs 85 to 100.
.SUNDAY NIGHT THROUGH THURSDAY...Clear. Lows 61 to 71. Highs
91 to 106.
&&
TEMPERATURE / PRECIPITATION
Ukiah 93 58 93 / 0 0 0
$$
CAZ114-010200-
Northern Lake-
Including the city of Gravelly Valley Airport
136 AM PDT Fri Jul 31 2026
.TODAY...Sunny. Highs 87 to 102.
.TONIGHT...Mostly clear. Lows 58 to 68.
.SATURDAY...Sunny. Highs 88 to 103.
.SATURDAY NIGHT...Clear. Lows 59 to 69.
.SUNDAY...Sunny. Highs 89 to 104.
.SUNDAY NIGHT THROUGH THURSDAY...Clear. Lows 61 to 71. Highs
94 to 109.
&&
TEMPERATURE / PRECIPITATION
Lake Pillsbury 100 53 102 / 0 0 0
$$
CAZ116-010200-
Northwestern and Central Trinity-
Including the cities of Weaverville, Douglas City, Helena,
Junction City, Big Bar, Del Loma, and Burnt Ranch
136 AM PDT Fri Jul 31 2026
.TODAY...Sunny. Highs 93 to 108. Southeast wind around 5 mph
shifting to the southwest in the afternoon.
.TONIGHT...Mostly clear. Lows 53 to 63. West wind up to 10 mph.
.SATURDAY...Mostly sunny. Highs 85 to 100. Northwest wind 5 to
15 mph.
.SATURDAY NIGHT...Clear. Lows 51 to 61. Northwest wind 5 to
15 mph.
.SUNDAY...Sunny. Highs 90 to 105. Northwest wind around 15 mph.
.SUNDAY NIGHT THROUGH THURSDAY...Clear. Lows 58 to 68. Highs
98 to 113.
&&
TEMPERATURE / PRECIPITATION
Big Bar 103 54 95 / 0 0 0
Weaverville 101 57 97 / 0 0 0
$$
CAZ117-010200-
Northeastern Trinity-
Including the cities of Carrville and Trinity Center
136 AM PDT Fri Jul 31 2026
.TODAY...Sunny. Highs 87 to 102. South wind around 10 mph.
.TONIGHT...Clear. Lows 54 to 64. Southwest wind around 10 mph.
.SATURDAY...Sunny. Highs 87 to 102. West wind around 10 mph.
.SATURDAY NIGHT...Clear. Lows 51 to 61. Northwest wind 5 to
15 mph.
.SUNDAY...Sunny. Highs 87 to 102. North wind around 15 mph.
.SUNDAY NIGHT THROUGH THURSDAY...Clear. Lows 55 to 65. Highs
89 to 104.
&&
TEMPERATURE / PRECIPITATION
Trinity Center 100 61 101 / 0 0 0
$$
CAZ118-010200-
Western Lake-
Including the cities of Finley, Knobcone Camp, Lakeport,
Soda Bay, Lucerne, Nice, and Saratoga Springs
136 AM PDT Fri Jul 31 2026
.TODAY...Sunny. Highs 88 to 98. West wind around 10 mph.
.TONIGHT...Mostly clear. Lows 57 to 67. Northwest wind up to
10 mph.
.SATURDAY...Sunny. Highs 88 to 98. Northwest wind 5 to 15 mph.
.SATURDAY NIGHT...Clear. Lows 57 to 67. Northwest wind 5 to
15 mph.
.SUNDAY...Sunny. Highs 90 to 103. Northwest wind around 10 mph.
.SUNDAY NIGHT THROUGH THURSDAY...Clear. Lows 63 to 73. Highs
90 to 105.
&&
TEMPERATURE / PRECIPITATION
Lakeport 95 58 94 / 0 0 0
$$
CAZ119-010200-
Southwestern Lake-
Including the cities of Kelseyville, Mount Konocti, Adams,
Anderson Springs, Cobb, Ettawa Springs, and Forest Lake
136 AM PDT Fri Jul 31 2026
.TODAY...Sunny. Highs 87 to 99. North wind around 5 mph shifting
to the west in the afternoon.
.TONIGHT...Mostly clear. Lows 61 to 71. West wind up to 10 mph.
.SATURDAY...Sunny. Highs 90 to 102. Northwest wind around 10 mph.
.SATURDAY NIGHT...Clear. Lows 62 to 72. Northwest wind 5 to
15 mph.
.SUNDAY...Sunny. Highs 90 to 102. Northwest wind around 10 mph.
.SUNDAY NIGHT THROUGH THURSDAY...Clear. Lows 62 to 72. Highs
88 to 103.
$$
CAZ120-010200-
Eastern Lake-
Including the cities of Clearlake, Clearlake Park,
Hidden Valley Lake, and Middletown
136 AM PDT Fri Jul 31 2026
.TODAY...Sunny. Highs 91 to 103. North wind around 5 mph shifting
to the southwest in the afternoon.
.TONIGHT...Clear. Lows 60 to 70. West wind up to 10 mph.
.SATURDAY...Sunny. Highs 93 to 105. Northwest wind around 5 mph
shifting to the west in the afternoon.
.SATURDAY NIGHT...Clear. Lows 61 to 71. Northwest wind around
15 mph.
.SUNDAY...Sunny. Highs 94 to 105. North wind around 10 mph.
.SUNDAY NIGHT THROUGH THURSDAY...Clear. Lows 61 to 71. Highs
91 to 106.
&&
TEMPERATURE / PRECIPITATION
Middletown 98 59 101 / 0 0 0
Clearlake 98 60 100 / 0 0 0
$$