Zone Forecast Product
Issued by NWS Eureka, CA
Issued by NWS Eureka, CA
121
FPUS56 KEKA 072037
ZFPEKA
Zone Forecast Product for California
National Weather Service Eureka CA
136 PM PDT Fri Aug 7 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, Saturday, Saturday night, and Sunday.
CAZ101-081400-
Coastal Del Norte-
Including the cities of Ft Dick, Crescent City, and Smith River
136 PM PDT Fri Aug 7 2026
.TONIGHT...Partly cloudy until late tonight then becoming mostly
cloudy. Patchy fog overnight. Lows 49 to 59. South wind around
5 mph in the evening becoming light.
.SATURDAY...Mostly cloudy in the morning then becoming mostly
sunny. Patchy fog in the morning. Highs 75 to 90. Light winds
becoming southwest around 5 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy. Lows 52 to 62. Northwest wind
around 10 mph shifting to the north overnight.
.SUNDAY...Mostly sunny. Highs 74 to 89. North wind around 15 mph.
.SUNDAY NIGHT...Partly cloudy. Lows 52 to 62. North wind around
15 mph.
.MONDAY...Sunny. Highs 75 to 90. North wind around 15 mph.
.MONDAY NIGHT...Mostly clear. Lows 52 to 62.
.TUESDAY...Mostly sunny. Highs 69 to 83.
.TUESDAY NIGHT...Mostly clear. Lows 53 to 63.
.WEDNESDAY...Mostly sunny. Highs 71 to 83.
.WEDNESDAY NIGHT...Mostly clear. Lows 54 to 64.
.THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs 67 to 81.
Lows 50 to 60.
.FRIDAY...Mostly cloudy. Patchy fog. Highs 63 to 73.
&&
TEMPERATURE / PRECIPITATION
Crescent City 52 68 57 68 / 0 0 0 0
Klamath 55 73 56 73 / 0 0 0 0
$$
CAZ102-081400-
Interior Del Norte-
Including the city of Gasquet
136 PM PDT Fri Aug 7 2026
.TONIGHT...Mostly clear. Lows 55 to 65.
.SATURDAY...Sunny. Highs 85 to 100.
.SATURDAY NIGHT...Mostly clear. Lows 55 to 65.
.SUNDAY...Sunny. Highs 83 to 98.
.SUNDAY NIGHT AND MONDAY...Clear. Lows 54 to 64. Highs 85 to 100.
.MONDAY NIGHT...Clear. Lows 54 to 64.
.TUESDAY THROUGH THURSDAY NIGHT...Mostly clear. Highs 82 to 97.
Lows 56 to 66.
.FRIDAY...Mostly sunny. Highs 75 to 90.
&&
TEMPERATURE / PRECIPITATION
Gasquet 56 100 58 98 / 0 0 0 0
$$
CAZ103-081400-
Northern Coastal Humboldt-
Including the cities of Eureka, Samoa, Arcata, Arcata Arpt,
Fieldbrook, Fernbridge, and Fortuna
136 PM PDT Fri Aug 7 2026
.TONIGHT...Partly cloudy early in the evening then becoming
mostly cloudy. Lows 48 to 58. Northwest wind around 10 mph.
.SATURDAY...Mostly cloudy in the morning then clearing. Highs
68 to 83. Northwest wind around 10 mph.
.SATURDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows 49 to 59. Northwest wind around 10 mph
shifting to the north overnight.
.SUNDAY...Partly cloudy. Highs 66 to 80. Northwest wind around
10 mph.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows 48 to 58. Highs
67 to 82. North wind 5 to 15 mph.
.MONDAY NIGHT...Mostly clear. Lows 48 to 58.
.TUESDAY THROUGH THURSDAY...Partly cloudy. Highs 68 to 83. Lows
48 to 58.
.THURSDAY NIGHT...Partly cloudy. Patchy fog. Lows 50 to 60.
.FRIDAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy fog. Highs 64 to 79.
&&
TEMPERATURE / PRECIPITATION
McKinleyville 52 69 53 67 / 0 0 0 0
Arcata 54 71 54 70 / 0 0 0 0
Eureka 54 67 54 66 / 0 0 0 0
Fortuna 54 74 53 71 / 0 0 0 0
$$
CAZ104-081400-
Southwestern Humboldt-
Including the cities of Honeydew, Petrolia, Briceland,
Ettersburg, Shelter Cove, and Whitethorn
136 PM PDT Fri Aug 7 2026
.TONIGHT...Mostly clear. Lows 51 to 61. North wind up to 10 mph.
.SATURDAY...Sunny. Highs 86 to 101. North wind 5 to 15 mph.
.SATURDAY NIGHT...Mostly clear. Lows 52 to 62. North wind 10 to
20 mph.
.SUNDAY...Sunny. Highs 84 to 99. North wind around 15 mph.
.SUNDAY NIGHT AND MONDAY...Mostly clear. Lows 51 to 61. Highs
84 to 99. North wind 5 to 15 mph.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows 52 to
62. Highs 84 to 99.
.WEDNESDAY...Mostly sunny. Highs 79 to 94.
.WEDNESDAY NIGHT...Mostly clear. Lows 53 to 63.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Highs 74 to 89. Lows
53 to 63.
&&
TEMPERATURE / PRECIPITATION
Honeydew 54 94 56 89 / 0 0 0 0
$$
CAZ105-081400-
Northeastern Interior Humboldt-
Including the cities of Hoopa, Orleans, Weitchpec,
and Willow Creek
136 PM PDT Fri Aug 7 2026
.TONIGHT...Mostly clear. Lows 53 to 63.
.SATURDAY...Sunny. Highs 95 to 110.
.SATURDAY NIGHT...Mostly clear. Lows 54 to 64.
.SUNDAY...Sunny. Highs 92 to 107.
.SUNDAY NIGHT...Mostly clear. Lows 52 to 62.
.MONDAY...Sunny. Highs 93 to 108.
.MONDAY NIGHT...Clear. Lows 53 to 63.
.TUESDAY THROUGH THURSDAY NIGHT...Mostly clear. Highs 93 to 108.
Lows 55 to 65.
.FRIDAY...Mostly sunny. Highs 86 to 101.
&&
TEMPERATURE / PRECIPITATION
Orleans 60 105 60 103 / 0 0 0 0
Hoopa 59 102 59 99 / 0 0 0 0
Willow Creek 60 104 59 101 / 0 0 0 0
$$
CAZ106-081400-
Southeastern Interior Humboldt-
Including the cities of Bull Creek, Pepperwood, Shively,
Dinsmore, Bridgeville, Alderpoint, and Benbow
136 PM PDT Fri Aug 7 2026
.TONIGHT...Mostly clear. Lows 52 to 62.
.SATURDAY...Sunny. Highs 89 to 104.
.SATURDAY NIGHT...Mostly clear. Lows 52 to 62.
.SUNDAY...Sunny. Highs 87 to 102.
.SUNDAY NIGHT AND MONDAY...Mostly clear. Lows 51 to 61. Highs
87 to 102.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows 52 to
62. Highs 86 to 101.
.WEDNESDAY...Mostly sunny. Highs 82 to 97.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly clear. Lows
54 to 64. Highs 82 to 97.
.FRIDAY...Mostly sunny. Highs 76 to 91.
&&
TEMPERATURE / PRECIPITATION
Garberville 54 101 55 98 / 0 0 0 0
$$
CAZ108-081400-
Southern Trinity-
Including the cities of Forest Glen, Hayfork, Hyampom, Peanut,
Ruth, and Zenia
136 PM PDT Fri Aug 7 2026
...HEAT ADVISORY IN EFFECT UNTIL 10 PM PDT SUNDAY...
.TONIGHT...Clear. Lows 56 to 66.
.SATURDAY...Sunny. Highs 90 to 105.
.SATURDAY NIGHT...Clear. Lows 55 to 65.
.SUNDAY...Sunny. Highs 89 to 104.
.SUNDAY NIGHT AND MONDAY...Clear. Lows 54 to 64. Highs 89 to 104.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Clear. Lows 54 to 64. Highs
88 to 103.
.WEDNESDAY THROUGH THURSDAY NIGHT...Mostly clear. Highs 88 to
103. Lows 54 to 64.
.FRIDAY...Mostly sunny. Highs 82 to 97.
&&
TEMPERATURE / PRECIPITATION
Hayfork 54 105 53 104 / 0 0 0 0
Ruth 54 101 53 99 / 0 0 0 0
$$
CAZ109-081400-
Coastal Mendocino-
Including the cities of Fort Bragg and Rockport
136 PM PDT Fri Aug 7 2026
.TONIGHT...Mostly clear. Lows 50 to 60. Northwest wind up to
10 mph.
.SATURDAY...Sunny. Highs 81 to 96. Northwest wind 5 to 15 mph.
.SATURDAY NIGHT...Mostly clear. Lows 53 to 63. Northwest wind up
to 10 mph.
.SUNDAY...Sunny. Highs 80 to 95. Northwest wind around 10 mph.
.SUNDAY NIGHT AND MONDAY...Mostly clear. Lows 50 to 60. Highs
80 to 95. Northwest wind up to 10 mph.
.MONDAY NIGHT...Mostly clear. Lows 50 to 60.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Patchy fog. Highs
76 to 91. Lows 50 to 60.
.WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Patchy fog. Highs
71 to 86. Lows 50 to 60.
.THURSDAY AND THURSDAY NIGHT...Partly cloudy. Patchy fog. Highs
64 to 79. Lows 48 to 58.
.FRIDAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy fog. Highs 63 to 77.
&&
TEMPERATURE / PRECIPITATION
Fort Bragg 51 73 55 72 / 0 0 0 0
Point Arena 53 68 56 67 / 0 0 0 0
$$
CAZ110-081400-
Northwestern Interior Mendocino-
Including the cities of Potter Valley and Willits
136 PM PDT Fri Aug 7 2026
...HEAT ADVISORY IN EFFECT UNTIL 10 PM PDT SUNDAY...
.TONIGHT...Mostly clear. Lows 56 to 66.
.SATURDAY...Sunny. Highs 94 to 109.
.SATURDAY NIGHT...Mostly clear. Lows 56 to 66.
.SUNDAY...Sunny. Highs 92 to 107.
.SUNDAY NIGHT...Mostly clear. Lows 53 to 63.
.MONDAY...Sunny. Highs 92 to 107.
.MONDAY NIGHT...Mostly clear. Lows 53 to 63.
.TUESDAY...Sunny. Highs 89 to 104.
.TUESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly clear. Lows 53 to
63. Highs 89 to 104.
.FRIDAY...Mostly sunny. Patchy valley fog. Highs 81 to 96.
&&
TEMPERATURE / PRECIPITATION
Leggett 57 95 58 93 / 0 0 0 0
Laytonville 59 100 59 97 / 0 0 0 0
Willits 57 97 57 94 / 0 0 0 0
$$
CAZ111-081400-
Northeastern Interior Mendocino-
Including the city of Covelo
136 PM PDT Fri Aug 7 2026
...HEAT ADVISORY IN EFFECT UNTIL 10 PM PDT SUNDAY...
.TONIGHT...Clear. Lows 60 to 70.
.SATURDAY...Sunny. Highs 97 to 112.
.SATURDAY NIGHT...Mostly clear. Lows 59 to 69.
.SUNDAY...Sunny. Highs 95 to 110.
.SUNDAY NIGHT AND MONDAY...Clear. Lows 58 to 68. Highs 95 to 110.
.MONDAY NIGHT...Mostly clear. Lows 57 to 67.
.TUESDAY...Sunny. Highs 92 to 107.
.TUESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly clear. Lows 56 to
66. Highs 92 to 107.
.FRIDAY...Mostly sunny. Highs 85 to 100.
&&
TEMPERATURE / PRECIPITATION
Covelo 59 104 58 102 / 0 0 0 0
$$
CAZ112-081400-
Southwestern Interior Mendocino-
Including the cities of Boonville, Philo, Comptche, and Yorkville
136 PM PDT Fri Aug 7 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM SATURDAY TO 10 PM PDT
SUNDAY...
.TONIGHT...Mostly clear. Lows 53 to 63.
.SATURDAY...Sunny. Highs 88 to 103.
.SATURDAY NIGHT...Mostly clear. Lows 55 to 65.
.SUNDAY...Sunny. Highs 86 to 101.
.SUNDAY NIGHT AND MONDAY...Mostly clear. Lows 51 to 61. Highs
86 to 101.
.MONDAY NIGHT THROUGH WEDNESDAY NIGHT...Mostly clear. Lows 52 to
62. Highs 83 to 98.
.THURSDAY...Mostly sunny. Patchy valley fog. Highs 74 to 89.
.THURSDAY NIGHT...Partly cloudy. Areas of valley fog. Lows 50 to
60.
.FRIDAY...Mostly cloudy in the morning then clearing. Patchy
valley fog. Highs 72 to 86.
&&
TEMPERATURE / PRECIPITATION
Boonville 58 98 59 93 / 0 0 0 0
$$
CAZ113-081400-
Southeastern Interior Mendocino-
Including the cities of Calpella, Hopland, Redwood Valley,
Talmage, and Ukiah
136 PM PDT Fri Aug 7 2026
...HEAT ADVISORY IN EFFECT UNTIL 10 PM PDT SUNDAY...
.TONIGHT...Mostly clear. Lows 62 to 72.
.SATURDAY...Sunny. Highs 92 to 107.
.SATURDAY NIGHT...Mostly clear. Lows 62 to 72.
.SUNDAY...Sunny. Highs 89 to 104.
.SUNDAY NIGHT...Mostly clear. Lows 58 to 68.
.MONDAY...Sunny. Highs 88 to 103.
.MONDAY NIGHT THROUGH WEDNESDAY NIGHT...Mostly clear. Lows 59 to
69. Highs 88 to 103.
.THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 80 to 95. Lows
57 to 67.
.FRIDAY...Mostly sunny. Highs 77 to 92.
&&
TEMPERATURE / PRECIPITATION
Ukiah 64 104 63 100 / 0 0 0 0
$$
CAZ114-081400-
Northern Lake-
Including the city of Gravelly Valley Airport
136 PM PDT Fri Aug 7 2026
...HEAT ADVISORY IN EFFECT UNTIL 10 PM PDT SUNDAY...
.TONIGHT...Mostly clear. Lows 63 to 73.
.SATURDAY...Sunny. Highs 96 to 111.
.SATURDAY NIGHT...Mostly clear. Lows 63 to 73.
.SUNDAY...Sunny. Highs 94 to 109.
.SUNDAY NIGHT AND MONDAY...Clear. Lows 60 to 70. Highs 94 to 109.
.MONDAY NIGHT...Mostly clear. Lows 59 to 69.
.TUESDAY...Sunny. Highs 89 to 104.
.TUESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly clear. Lows 57 to
67. Highs 89 to 104.
.FRIDAY...Mostly sunny. Highs 81 to 96.
&&
TEMPERATURE / PRECIPITATION
Lake Pillsbury 57 109 56 107 / 0 0 0 0
$$
CAZ116-081400-
Northwestern and Central Trinity-
Including the cities of Weaverville, Douglas City, Helena,
Junction City, Big Bar, Del Loma, and Burnt Ranch
136 PM PDT Fri Aug 7 2026
...HEAT ADVISORY IN EFFECT UNTIL 10 PM PDT SUNDAY...
.TONIGHT...Clear. Lows 58 to 68. West wind around 10 mph shifting
to the north overnight.
.SATURDAY...Sunny. Highs 97 to 112. Northwest wind around 10 mph.
.SATURDAY NIGHT...Clear. Lows 57 to 67. Northwest wind 5 to
15 mph.
.SUNDAY...Sunny. Highs 95 to 110. Northwest wind around 10 mph.
.SUNDAY NIGHT AND MONDAY...Clear. Lows 56 to 66. Highs 96 to 111.
Northeast wind up to 10 mph.
.MONDAY NIGHT THROUGH WEDNESDAY...Clear. Lows 56 to 66. Highs
96 to 111.
.WEDNESDAY NIGHT THROUGH FRIDAY...Mostly clear. Lows 58 to 68.
Highs 94 to 109.
&&
TEMPERATURE / PRECIPITATION
Big Bar 62 108 61 106 / 0 0 0 0
Weaverville 61 105 60 103 / 0 0 0 0
$$
CAZ117-081400-
Northeastern Trinity-
Including the cities of Carrville and Trinity Center
136 PM PDT Fri Aug 7 2026
...HEAT ADVISORY IN EFFECT UNTIL 10 PM PDT SUNDAY...
.TONIGHT...Clear. Lows 58 to 68. West wind around 10 mph shifting
to the north overnight.
.SATURDAY...Sunny. Highs 93 to 108. Northwest wind around 5 mph
shifting to the southwest in the afternoon.
.SATURDAY NIGHT...Mostly clear. Lows 56 to 66. Northwest wind up
to 10 mph.
.SUNDAY...Sunny. Highs 91 to 106. Northwest wind around 10 mph.
.SUNDAY NIGHT AND MONDAY...Clear. Lows 55 to 65. Highs 91 to 106.
East wind up to 10 mph.
.MONDAY NIGHT THROUGH WEDNESDAY...Clear. Lows 55 to 65. Highs
89 to 104.
.WEDNESDAY NIGHT...Mostly clear. Lows 55 to 65.
.THURSDAY...Sunny. Slight chance of rain. Highs 84 to 99.
.THURSDAY NIGHT...Mostly clear. Lows 54 to 64.
.FRIDAY...Mostly sunny. Highs 80 to 95.
&&
TEMPERATURE / PRECIPITATION
Trinity Center 63 106 62 104 / 0 0 0 0
$$
CAZ118-081400-
Western Lake-
Including the cities of Finley, Knobcone Camp, Lakeport,
Soda Bay, Lucerne, Nice, and Saratoga Springs
136 PM PDT Fri Aug 7 2026
...HEAT ADVISORY IN EFFECT UNTIL 10 PM PDT SUNDAY...
.TONIGHT...Mostly clear. Lows 65 to 75. West wind around 10 mph.
.SATURDAY...Sunny. Highs 96 to 106. West wind around 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows 64 to 74. Northwest wind
5 to 15 mph.
.SUNDAY...Sunny. Highs 93 to 104. West wind around 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows 60 to 70. Northwest wind
around 10 mph.
.MONDAY...Sunny. Highs 92 to 102. Southeast wind around 10 mph.
.MONDAY NIGHT...Mostly clear. Lows 60 to 70.
.TUESDAY...Sunny. Highs 89 to 100.
.TUESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly clear. Lows 58 to
68. Highs 85 to 100.
.FRIDAY...Mostly sunny. Highs 81 to 91.
&&
TEMPERATURE / PRECIPITATION
Lakeport 65 103 64 101 / 0 0 0 0
$$
CAZ119-081400-
Southwestern Lake-
Including the cities of Kelseyville, Mount Konocti, Adams,
Anderson Springs, Cobb, Ettawa Springs, and Forest Lake
136 PM PDT Fri Aug 7 2026
...HEAT ADVISORY IN EFFECT UNTIL 10 PM PDT SUNDAY...
.TONIGHT...Mostly clear. Lows 66 to 76. West wind up to 10 mph.
.SATURDAY...Sunny. Highs 92 to 105. Northwest wind around 5 mph
shifting to the west in the afternoon.
.SATURDAY NIGHT...Mostly clear. Lows 67 to 77. West wind around
10 mph.
.SUNDAY...Sunny. Highs 92 to 105. West wind around 10 mph.
.SUNDAY NIGHT AND MONDAY...Clear. Lows 63 to 73. Highs 90 to 105.
Southeast wind up to 10 mph.
.MONDAY NIGHT THROUGH WEDNESDAY NIGHT...Mostly clear. Lows 59 to
69. Highs 85 to 100.
.THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 78 to 91. Lows
57 to 67.
.FRIDAY...Mostly sunny. Highs 75 to 88.
$$
CAZ120-081400-
Eastern Lake-
Including the cities of Clearlake, Clearlake Park,
Hidden Valley Lake, and Middletown
136 PM PDT Fri Aug 7 2026
...HEAT ADVISORY IN EFFECT UNTIL 10 PM PDT SUNDAY...
.TONIGHT...Mostly clear. Lows 64 to 74. West wind up to 10 mph.
.SATURDAY...Sunny. Highs 98 to 108. North wind around 5 mph
shifting to the southwest in the afternoon.
.SATURDAY NIGHT...Mostly clear. Lows 65 to 75. West wind around
15 mph decreasing to around 5 mph overnight.
.SUNDAY...Sunny. Highs 97 to 107. Northeast wind around 10 mph.
.SUNDAY NIGHT AND MONDAY...Clear. Lows 62 to 72. Highs 93 to 107.
East wind up to 10 mph.
.MONDAY NIGHT...Mostly clear. Lows 59 to 69.
.TUESDAY...Sunny. Highs 90 to 100.
.TUESDAY NIGHT THROUGH THURSDAY...Mostly clear. Lows 58 to 68.
Highs 87 to 100.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 54 to 64. Highs
83 to 97.
&&
TEMPERATURE / PRECIPITATION
Middletown 63 103 63 103 / 0 0 0 0
Clearlake 65 105 65 104 / 0 0 0 0
$$