Zone Forecast Product
Issued by NWS Eureka, CA
Issued by NWS Eureka, CA
996
FPUS56 KEKA 210837
ZFPEKA
Zone Forecast Product for California
National Weather Service Eureka CA
136 AM PDT Tue Jul 21 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 Wednesday.
CAZ101-220200-
Coastal Del Norte-
Including the cities of Ft Dick, Crescent City, and Smith River
136 AM PDT Tue Jul 21 2026
.TODAY...Mostly cloudy. Patchy fog in the morning. Highs 64 to
79. West wind around 5 mph.
.TONIGHT...Mostly cloudy. Patchy fog overnight. Lows 52 to 62.
Northwest wind around 5 mph in the evening becoming light.
.WEDNESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy fog in the morning. Highs 63 to 76. South wind
around 5 mph.
.WEDNESDAY NIGHT...Mostly cloudy. Patchy fog. Lows 49 to 59.
Southeast wind around 5 mph.
.THURSDAY...Mostly cloudy. Patchy fog. Highs 60 to 70. Southwest
wind around 5 mph.
.THURSDAY NIGHT AND FRIDAY...Mostly cloudy. Patchy fog. Lows
47 to 57. Highs 60 to 70.
.FRIDAY NIGHT...Partly cloudy. Patchy fog. Lows 45 to 55.
.SATURDAY...Mostly cloudy. Patchy fog. Highs 59 to 69.
.SATURDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Patchy fog. Lows 45 to 55.
.SUNDAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy fog. Highs 59 to 69.
.SUNDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Patchy fog. Lows 46 to 56.
.MONDAY...Mostly cloudy. Patchy fog. Highs 59 to 69.
&&
TEMPERATURE / PRECIPITATION
Crescent City 63 56 63 / 0 10 0
Klamath 69 58 67 / 0 0 0
$$
CAZ102-220200-
Interior Del Norte-
Including the city of Gasquet
136 AM PDT Tue Jul 21 2026
.TODAY...Mostly cloudy. Highs 78 to 93.
.TONIGHT...Partly cloudy. Lows 60 to 70.
.WEDNESDAY...Sunny. Highs 76 to 91.
.WEDNESDAY NIGHT...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 53 to 63.
.THURSDAY...Partly cloudy. Highs 67 to 82.
.THURSDAY NIGHT...Partly cloudy. Patchy valley fog. Lows 49 to
59.
.FRIDAY...Mostly sunny. Highs 69 to 84.
.FRIDAY NIGHT...Mostly clear. Patchy valley fog. Lows 48 to 58.
.SATURDAY...Sunny. Highs 67 to 82.
.SATURDAY NIGHT...Mostly clear. Patchy valley fog. Lows 47 to 57.
.SUNDAY...Sunny. Highs 67 to 82.
.SUNDAY NIGHT...Mostly clear. Patchy valley fog. Lows 47 to 57.
.MONDAY...Mostly sunny. Highs 67 to 82.
&&
TEMPERATURE / PRECIPITATION
Gasquet 92 59 87 / 0 0 0
$$
CAZ103-220200-
Northern Coastal Humboldt-
Including the cities of Eureka, Samoa, Arcata, Arcata Arpt,
Fieldbrook, Fernbridge, and Fortuna
136 AM PDT Tue Jul 21 2026
.TODAY...Mostly cloudy. Patchy fog in the morning. Highs 68 to
83. Northwest wind around 10 mph.
.TONIGHT...Partly cloudy. Lows 54 to 64. Northwest wind around
5 mph in the evening becoming light.
.WEDNESDAY...Mostly sunny. Highs 66 to 80. Light winds becoming
west around 5 mph in the afternoon.
.WEDNESDAY NIGHT...Mostly cloudy. Patchy fog. Lows 51 to 61. East
wind around 5 mph.
.THURSDAY...Mostly cloudy. Patchy fog. Highs 63 to 74. West wind
around 10 mph.
.THURSDAY NIGHT AND FRIDAY...Mostly cloudy. Patchy fog. Lows
49 to 59. Highs 62 to 74.
.FRIDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Patchy fog. Lows 48 to 58.
.SATURDAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy fog. Highs 62 to 74.
.SATURDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Patchy fog. Lows 47 to 57.
.SUNDAY THROUGH MONDAY...Mostly cloudy. Patchy fog. Highs 61 to
73. Lows 47 to 57.
&&
TEMPERATURE / PRECIPITATION
McKinleyville 66 58 65 / 0 10 0
Arcata 69 60 68 / 0 0 0
Eureka 65 57 66 / 0 0 0
Fortuna 74 60 74 / 0 0 0
$$
CAZ104-220200-
Southwestern Humboldt-
Including the cities of Honeydew, Petrolia, Briceland,
Ettersburg, Shelter Cove, and Whitethorn
136 AM PDT Tue Jul 21 2026
.TODAY...Mostly cloudy until early afternoon then becoming partly
cloudy. Highs 84 to 99. East wind around 5 mph shifting to the
west in the afternoon.
.TONIGHT...Mostly clear. Lows 61 to 71. North wind around 5 mph
shifting to the southeast overnight.
.WEDNESDAY...Sunny. Highs 72 to 86. South wind around 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows 55 to 65. South wind
around 10 mph.
.THURSDAY...Mostly cloudy. Patchy fog. Highs 70 to 85. West wind
around 5 mph.
.THURSDAY NIGHT...Partly cloudy. Patchy fog. Lows 52 to 62.
.FRIDAY...Mostly sunny. Highs 74 to 89.
.FRIDAY NIGHT...Mostly clear. Lows 50 to 60.
.SATURDAY...Mostly sunny. Highs 73 to 88.
.SATURDAY NIGHT...Mostly clear. Lows 50 to 60.
.SUNDAY THROUGH MONDAY...Partly cloudy. Highs 74 to 89. Lows
50 to 60.
&&
TEMPERATURE / PRECIPITATION
Honeydew 89 59 79 / 10 0 0
$$
CAZ105-220200-
Northeastern Interior Humboldt-
Including the cities of Hoopa, Orleans, Weitchpec,
and Willow Creek
136 AM PDT Tue Jul 21 2026
.TODAY...Mostly cloudy. Highs 91 to 106.
.TONIGHT...Partly cloudy. Lows 60 to 70.
.WEDNESDAY...Sunny. Slight chance of showers and thunderstorms in
the afternoon. Highs 89 to 104.
.WEDNESDAY NIGHT...Partly cloudy. Lows 52 to 62.
.THURSDAY...Mostly sunny. Patchy valley fog. Highs 80 to 95.
.THURSDAY NIGHT...Partly cloudy. Patchy valley fog. Lows 49 to
59.
.FRIDAY AND FRIDAY NIGHT...Mostly clear. Patchy valley fog. Highs
82 to 97. Lows 48 to 58.
.SATURDAY...Sunny. Highs 81 to 96.
.SATURDAY NIGHT...Mostly clear. Patchy valley fog. Lows 47 to 57.
.SUNDAY...Mostly sunny. Highs 80 to 95.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Patchy valley fog. Lows
47 to 57. Highs 80 to 95.
&&
TEMPERATURE / PRECIPITATION
Orleans 100 62 99 / 0 10 20
Hoopa 101 62 98 / 0 0 0
Willow Creek 102 62 101 / 0 0 0
$$
CAZ106-220200-
Southeastern Interior Humboldt-
Including the cities of Bull Creek, Pepperwood, Shively,
Dinsmore, Bridgeville, Alderpoint, and Benbow
136 AM PDT Tue Jul 21 2026
.TODAY...Mostly cloudy. Highs 88 to 103.
.TONIGHT...Partly cloudy. Lows 61 to 71.
.WEDNESDAY...Sunny. Highs 78 to 93.
.WEDNESDAY NIGHT...Partly cloudy. Patchy valley fog. Lows 53 to
63.
.THURSDAY...Partly cloudy. Patchy valley fog. Highs 74 to 89.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Patchy
valley fog. Lows 48 to 58. Highs 78 to 93.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Highs 76 to 91. Lows
47 to 57.
.SUNDAY THROUGH MONDAY...Partly cloudy. Highs 76 to 91. Lows
46 to 56.
&&
TEMPERATURE / PRECIPITATION
Garberville 101 60 87 / 0 0 0
$$
CAZ108-220200-
Southern Trinity-
Including the cities of Forest Glen, Hayfork, Hyampom, Peanut,
Ruth, and Zenia
136 AM PDT Tue Jul 21 2026
.TODAY...Mostly cloudy until early afternoon then becoming partly
cloudy. Highs 86 to 101.
.TONIGHT...Partly cloudy. Lows 58 to 68.
.WEDNESDAY...Sunny. Slight chance of showers and thunderstorms in
the afternoon. Highs 85 to 100.
.WEDNESDAY NIGHT...Mostly clear. Slight chance of showers and
thunderstorms. Lows 51 to 61.
.THURSDAY...Sunny. Highs 81 to 96.
.THURSDAY NIGHT...Clear. Patchy valley fog. Lows 49 to 59.
.FRIDAY THROUGH SUNDAY NIGHT...Clear. Highs 84 to 99. Lows 48 to
58.
.MONDAY...Sunny. Highs 79 to 94.
&&
TEMPERATURE / PRECIPITATION
Hayfork 97 57 97 / 0 10 20
Ruth 94 55 92 / 0 0 10
$$
CAZ109-220200-
Coastal Mendocino-
Including the cities of Fort Bragg and Rockport
136 AM PDT Tue Jul 21 2026
.TODAY...Mostly cloudy. Highs 76 to 91. West wind around 5 mph.
.TONIGHT...Partly cloudy. Lows 55 to 65. Northwest wind around
5 mph shifting to the southeast overnight.
.WEDNESDAY...Mostly sunny. Highs 67 to 82. South wind 5 to
15 mph.
.WEDNESDAY NIGHT...Mostly cloudy. Patchy fog. Lows 52 to 62.
South wind around 10 mph.
.THURSDAY...Mostly cloudy. Patchy fog. Highs 63 to 78. West wind
around 10 mph.
.THURSDAY NIGHT THROUGH SUNDAY NIGHT...Partly cloudy. Patchy fog.
Lows 48 to 58. Highs 70 to 85.
.MONDAY...Partly cloudy in the morning then clearing. Highs 69 to
84.
&&
TEMPERATURE / PRECIPITATION
Fort Bragg 70 58 69 / 0 0 0
Point Arena 66 56 64 / 0 0 0
$$
CAZ110-220200-
Northwestern Interior Mendocino-
Including the cities of Potter Valley and Willits
136 AM PDT Tue Jul 21 2026
.TODAY...Mostly cloudy. Highs 88 to 103.
.TONIGHT...Partly cloudy. Lows 58 to 68.
.WEDNESDAY...Sunny. Highs 82 to 97.
.WEDNESDAY NIGHT...Partly cloudy. Patchy valley fog. Lows 51 to
61.
.THURSDAY...Mostly sunny. Patchy valley fog. Highs 78 to 93.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Patchy valley fog.
Lows 49 to 59. Highs 82 to 97.
.FRIDAY NIGHT THROUGH MONDAY...Mostly clear. Lows 48 to 58. Highs
82 to 97.
&&
TEMPERATURE / PRECIPITATION
Leggett 91 57 81 / 0 0 0
Laytonville 95 59 87 / 0 0 0
Willits 93 57 87 / 0 0 0
$$
CAZ111-220200-
Northeastern Interior Mendocino-
Including the city of Covelo
136 AM PDT Tue Jul 21 2026
.TODAY...Mostly cloudy until early afternoon then becoming partly
cloudy. Highs 85 to 100.
.TONIGHT...Mostly clear. Lows 58 to 68.
.WEDNESDAY...Sunny. Slight chance of showers and thunderstorms in
the afternoon. Highs 83 to 98.
.WEDNESDAY NIGHT...Mostly clear. Lows 51 to 61.
.THURSDAY...Sunny. Patchy valley fog. Highs 80 to 95.
.THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 51 to 61. Highs
86 to 101.
.SUNDAY NIGHT AND MONDAY...Mostly clear. Lows 51 to 61. Highs
86 to 101.
&&
TEMPERATURE / PRECIPITATION
Covelo 96 60 92 / 0 0 0
$$
CAZ112-220200-
Southwestern Interior Mendocino-
Including the cities of Boonville, Philo, Comptche, and Yorkville
136 AM PDT Tue Jul 21 2026
.TODAY...Mostly cloudy. Highs 85 to 100.
.TONIGHT...Mostly clear. Lows 58 to 68.
.WEDNESDAY...Sunny. Highs 78 to 88.
.WEDNESDAY NIGHT...Partly cloudy. Patchy valley fog. Lows 54 to
64.
.THURSDAY...Partly cloudy. Patchy valley fog. Highs 72 to 86.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Patchy valley fog.
Lows 50 to 60. Highs 76 to 91.
.FRIDAY NIGHT...Clear in the evening then becoming partly cloudy.
Patchy valley fog. Lows 49 to 59.
.SATURDAY...Partly cloudy in the morning then clearing. Patchy
valley fog. Highs 74 to 89.
.SATURDAY NIGHT...Clear in the evening then becoming partly
cloudy. Patchy valley fog. Lows 48 to 58.
.SUNDAY...Sunny. Highs 75 to 90.
.SUNDAY NIGHT...Partly cloudy. Patchy valley fog. Lows 49 to 59.
.MONDAY...Mostly sunny. Highs 73 to 88.
&&
TEMPERATURE / PRECIPITATION
Boonville 96 59 85 / 0 0 0
$$
CAZ113-220200-
Southeastern Interior Mendocino-
Including the cities of Calpella, Hopland, Redwood Valley,
Talmage, and Ukiah
136 AM PDT Tue Jul 21 2026
.TODAY...Mostly cloudy. Highs 86 to 101.
.TONIGHT...Partly cloudy. Lows 63 to 73.
.WEDNESDAY...Sunny. Highs 79 to 94.
.WEDNESDAY NIGHT...Partly cloudy. Lows 56 to 66.
.THURSDAY...Mostly sunny. Highs 75 to 90.
.THURSDAY NIGHT THROUGH MONDAY...Mostly clear. Lows 52 to 62.
Highs 77 to 92.
&&
TEMPERATURE / PRECIPITATION
Ukiah 99 63 92 / 0 0 0
$$
CAZ114-220200-
Northern Lake-
Including the city of Gravelly Valley Airport
136 AM PDT Tue Jul 21 2026
.TODAY...Mostly cloudy then becoming partly cloudy in the late
morning and early afternoon then becoming mostly cloudy. Highs
86 to 101.
.TONIGHT...Partly cloudy. Lows 61 to 71.
.WEDNESDAY...Sunny. Highs 83 to 98.
.WEDNESDAY NIGHT...Mostly clear. Lows 52 to 62.
.THURSDAY...Sunny. Highs 80 to 95.
.THURSDAY NIGHT THROUGH SUNDAY...Clear. Lows 52 to 62. Highs
85 to 100.
.SUNDAY NIGHT...Mostly clear. Lows 52 to 62.
.MONDAY...Sunny. Highs 81 to 96.
&&
TEMPERATURE / PRECIPITATION
Lake Pillsbury 100 54 97 / 0 0 0
$$
CAZ116-220200-
Northwestern and Central Trinity-
Including the cities of Weaverville, Douglas City, Helena,
Junction City, Big Bar, Del Loma, and Burnt Ranch
136 AM PDT Tue Jul 21 2026
.TODAY...Mostly cloudy then becoming partly cloudy late in the
morning then becoming mostly cloudy then becoming partly cloudy
late in the afternoon. Highs 91 to 106. Southeast wind around
5 mph shifting to the southwest in the afternoon.
.TONIGHT...Partly cloudy. Slight chance of showers and
thunderstorms in the evening. Lows 61 to 71. West wind around
5 mph shifting to the east overnight.
.WEDNESDAY...Sunny. Slight chance of showers and thunderstorms in
the afternoon. Highs 91 to 106. Southeast wind 5 to 15 mph.
.WEDNESDAY NIGHT...Mostly clear. Slight chance of showers and
thunderstorms. Lows 55 to 65. Southwest wind around 15 mph.
.THURSDAY...Sunny. Highs 88 to 103. Southeast wind around 10 mph.
.THURSDAY NIGHT THROUGH SUNDAY NIGHT...Clear. Lows 52 to 62.
Highs 90 to 105.
.MONDAY...Sunny. Highs 84 to 99.
&&
TEMPERATURE / PRECIPITATION
Big Bar 102 62 101 / 0 10 20
Weaverville 97 63 96 / 0 20 20
$$
CAZ117-220200-
Northeastern Trinity-
Including the cities of Carrville and Trinity Center
136 AM PDT Tue Jul 21 2026
.TODAY...Mostly cloudy early in the morning then becoming partly
cloudy. Highs 83 to 98. Southeast wind around 5 mph shifting to
the south in the afternoon.
.TONIGHT...Partly cloudy. Slight chance of showers and
thunderstorms in the evening. Lows 59 to 69. Southwest wind
around 5 mph shifting to the northeast overnight.
.WEDNESDAY...Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon. Highs 81 to 96. Southeast wind
5 to 15 mph.
.WEDNESDAY NIGHT...Mostly clear. Slight chance of showers and
thunderstorms. Lows 54 to 64. Southeast wind around 15 mph.
.THURSDAY...Sunny. Highs 81 to 96. Southeast wind around 15 mph.
.THURSDAY NIGHT THROUGH SUNDAY NIGHT...Clear. Lows 51 to 61.
Highs 83 to 98.
.MONDAY...Sunny. Highs 82 to 97.
&&
TEMPERATURE / PRECIPITATION
Trinity Center 96 63 94 / 0 20 20
$$
CAZ118-220200-
Western Lake-
Including the cities of Finley, Knobcone Camp, Lakeport,
Soda Bay, Lucerne, Nice, and Saratoga Springs
136 AM PDT Tue Jul 21 2026
.TODAY...Mostly cloudy until early afternoon then becoming partly
cloudy. Highs 88 to 98. Light winds becoming southwest around
5 mph in the afternoon.
.TONIGHT...Partly cloudy. Lows 64 to 74. West wind around 10 mph.
.WEDNESDAY...Sunny. Highs 81 to 92. South wind around 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 55 to 65. West wind around
10 mph.
.THURSDAY...Sunny. Highs 80 to 91. West wind around 10 mph.
.THURSDAY NIGHT...Mostly clear. Lows 53 to 63.
.FRIDAY...Sunny. Highs 84 to 95.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows 53 to
63. Highs 83 to 95.
.SUNDAY...Sunny. Highs 83 to 93.
.SUNDAY NIGHT AND MONDAY...Mostly clear. Lows 53 to 63. Highs
81 to 93.
&&
TEMPERATURE / PRECIPITATION
Lakeport 94 64 87 / 0 0 0
$$
CAZ119-220200-
Southwestern Lake-
Including the cities of Kelseyville, Mount Konocti, Adams,
Anderson Springs, Cobb, Ettawa Springs, and Forest Lake
136 AM PDT Tue Jul 21 2026
.TODAY...Mostly cloudy then becoming partly cloudy late in the
morning then becoming mostly cloudy then becoming partly cloudy
late in the afternoon. Highs 86 to 97. West wind around 5 mph
shifting to the southwest in the afternoon.
.TONIGHT...Mostly clear. Lows 63 to 73. Southwest wind up to
10 mph.
.WEDNESDAY...Sunny. Highs 77 to 88. South wind around 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 56 to 66. Southwest wind
around 10 mph.
.THURSDAY...Sunny. Highs 80 to 92. West wind around 10 mph.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Clear. Lows 56 to 66.
Highs 81 to 96.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Highs 84 to 95. Lows
57 to 67.
.SUNDAY AND SUNDAY NIGHT...Clear. Highs 84 to 96. Lows 57 to 67.
.MONDAY...Sunny. Highs 82 to 95.
$$
CAZ120-220200-
Eastern Lake-
Including the cities of Clearlake, Clearlake Park,
Hidden Valley Lake, and Middletown
136 AM PDT Tue Jul 21 2026
.TODAY...Mostly cloudy early in the morning then becoming partly
cloudy. Highs 89 to 99. North wind around 5 mph shifting to the
southwest in the afternoon.
.TONIGHT...Partly cloudy. Lows 62 to 72. West wind up to 10 mph.
.WEDNESDAY...Sunny. Highs 84 to 94. South wind around 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 55 to 65. Southwest wind
around 15 mph.
.THURSDAY...Sunny. Highs 85 to 95. Southwest wind around 10 mph.
.THURSDAY NIGHT THROUGH MONDAY...Clear. Lows 56 to 66. Highs
85 to 99.
&&
TEMPERATURE / PRECIPITATION
Middletown 95 60 86 / 0 0 0
Clearlake 96 63 90 / 0 0 0
$$