Zone Forecast Product
Issued by NWS Eureka, CA
Issued by NWS Eureka, CA
003
FPUS56 KEKA 190837
ZFPEKA
Zone Forecast Product for California
National Weather Service Eureka CA
136 AM PDT Wed Aug 19 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 Thursday.
CAZ101-200200-
Coastal Del Norte-
Including the cities of Ft Dick, Crescent City, and Smith River
136 AM PDT Wed Aug 19 2026
.TODAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy fog in the morning. Highs 63 to 76. Light winds
becoming west around 5 mph in the afternoon.
.TONIGHT...Mostly cloudy. Patchy fog overnight. Lows 48 to 58.
Southwest wind around 5 mph.
.THURSDAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy fog in the morning. Highs 61 to 71. Light winds
becoming west around 5 mph in the afternoon.
.THURSDAY NIGHT...Mostly cloudy. Patchy fog. Lows 47 to 57. West
wind around 5 mph.
.FRIDAY...Mostly cloudy. Areas of fog. Highs 59 to 69. Southwest
wind around 5 mph.
.FRIDAY NIGHT AND SATURDAY...Mostly cloudy. Patchy fog. Lows
46 to 56. Highs 59 to 70.
.SATURDAY NIGHT...Partly cloudy. Patchy fog. Lows 47 to 57.
.SUNDAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy fog. Highs 64 to 76.
.SUNDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Patchy fog. Lows 49 to 59.
.MONDAY AND MONDAY NIGHT...Mostly cloudy. Patchy fog. Highs 62 to
72. Lows 48 to 58.
.TUESDAY...Mostly cloudy. Areas of fog. Highs 60 to 70.
&&
TEMPERATURE / PRECIPITATION
Crescent City 63 53 61 / 0 0 0
Klamath 67 54 64 / 0 0 0
$$
CAZ102-200200-
Interior Del Norte-
Including the city of Gasquet
136 AM PDT Wed Aug 19 2026
.TODAY...Mostly cloudy early in the morning then clearing. Highs
78 to 93.
.TONIGHT...Mostly clear. Patchy valley fog overnight. Lows 53 to
63.
.THURSDAY...Sunny. Patchy valley fog in the morning. Highs 75 to
90.
.THURSDAY NIGHT...Partly cloudy. Patchy valley fog. Lows 52 to
62.
.FRIDAY...Partly cloudy. Patchy valley fog. Highs 69 to 84.
.FRIDAY NIGHT...Partly cloudy. Patchy valley fog. Lows 46 to 56.
.SATURDAY...Sunny. Patchy valley fog. Highs 64 to 79.
.SATURDAY NIGHT THROUGH SUNDAY NIGHT...Mostly clear. Lows 51 to
61. Highs 73 to 88.
.MONDAY THROUGH TUESDAY...Partly cloudy. Highs 73 to 88. Lows
52 to 62.
&&
TEMPERATURE / PRECIPITATION
Gasquet 88 53 81 / 0 0 0
$$
CAZ103-200200-
Northern Coastal Humboldt-
Including the cities of Eureka, Samoa, Arcata, Arcata Arpt,
Fieldbrook, Fernbridge, and Fortuna
136 AM PDT Wed Aug 19 2026
.TODAY...Mostly cloudy until early afternoon then becoming partly
cloudy. Patchy fog in the morning. Highs 62 to 76. Northwest wind
around 10 mph.
.TONIGHT...Mostly cloudy. Patchy fog. Lows 48 to 58. Northwest
wind around 10 mph.
.THURSDAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy fog in the morning. Highs 60 to 74. Northwest wind
around 10 mph.
.THURSDAY NIGHT...Mostly cloudy. Patchy fog. Lows 48 to 58.
Northwest wind around 10 mph.
.FRIDAY...Mostly cloudy. Patchy fog. Highs 60 to 71. Northwest
wind around 10 mph.
.FRIDAY NIGHT THROUGH SUNDAY NIGHT...Mostly cloudy. Patchy fog.
Lows 48 to 58. Highs 62 to 77.
.MONDAY...Mostly cloudy. Highs 62 to 77.
.MONDAY NIGHT AND TUESDAY...Mostly cloudy. Patchy fog. Lows 48 to
58. Highs 62 to 77.
&&
TEMPERATURE / PRECIPITATION
McKinleyville 63 53 62 / 0 0 0
Arcata 66 54 64 / 0 0 0
Eureka 63 55 62 / 0 0 0
Fortuna 67 54 66 / 0 10 0
$$
CAZ104-200200-
Southwestern Humboldt-
Including the cities of Honeydew, Petrolia, Briceland,
Ettersburg, Shelter Cove, and Whitethorn
136 AM PDT Wed Aug 19 2026
.TODAY...Sunny. Highs 79 to 94. North wind up to 10 mph.
.TONIGHT...Partly cloudy. Lows 51 to 61. North wind 5 to 15 mph.
.THURSDAY...Sunny. Highs 75 to 90. North wind up to 10 mph.
.THURSDAY NIGHT...Mostly cloudy. Lows 51 to 61. North wind around
10 mph.
.FRIDAY...Mostly cloudy. Highs 70 to 85. Northwest wind around
5 mph.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Partly cloudy. Lows 50 to
60. Highs 72 to 87.
.SUNDAY THROUGH TUESDAY...Partly cloudy. Highs 77 to 92. Lows
51 to 61.
&&
TEMPERATURE / PRECIPITATION
Honeydew 86 53 83 / 0 0 0
$$
CAZ105-200200-
Northeastern Interior Humboldt-
Including the cities of Hoopa, Orleans, Weitchpec,
and Willow Creek
136 AM PDT Wed Aug 19 2026
.TODAY...Partly cloudy early in the morning then clearing. Patchy
smoke in the afternoon. Highs 88 to 103.
.TONIGHT...Mostly clear. Patchy smoke in the evening. Lows 53 to
63.
.THURSDAY...Sunny. Patchy valley fog in the morning. Highs 86 to
101.
.THURSDAY NIGHT...Mostly cloudy. Lows 53 to 63.
.FRIDAY...Partly cloudy. Highs 79 to 94.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Patchy valley fog.
Lows 47 to 57. Highs 79 to 94.
.SATURDAY NIGHT THROUGH SUNDAY NIGHT...Mostly clear. Lows 50 to
60. Highs 85 to 100.
.MONDAY AND MONDAY NIGHT...Partly cloudy. Highs 84 to 99. Lows
52 to 62.
.TUESDAY...Mostly sunny. Highs 79 to 94.
&&
TEMPERATURE / PRECIPITATION
Orleans 99 59 97 / 0 0 0
Hoopa 98 57 95 / 0 0 0
Willow Creek 100 58 99 / 0 0 0
$$
CAZ106-200200-
Southeastern Interior Humboldt-
Including the cities of Bull Creek, Pepperwood, Shively,
Dinsmore, Bridgeville, Alderpoint, and Benbow
136 AM PDT Wed Aug 19 2026
.TODAY...Sunny. Highs 82 to 97.
.TONIGHT...Partly cloudy. Lows 52 to 62.
.THURSDAY...Sunny. Patchy dense valley fog in the morning. Highs
80 to 95.
.THURSDAY NIGHT...Mostly cloudy. Lows 52 to 62.
.FRIDAY...Partly cloudy. Highs 74 to 89.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Patchy valley fog.
Lows 46 to 56. Highs 74 to 89.
.SATURDAY NIGHT...Mostly clear. Lows 47 to 57.
.SUNDAY THROUGH TUESDAY...Partly cloudy. Highs 79 to 94. Lows
50 to 60.
&&
TEMPERATURE / PRECIPITATION
Garberville 95 54 91 / 0 0 0
$$
CAZ108-200200-
Southern Trinity-
Including the cities of Forest Glen, Hayfork, Hyampom, Peanut,
Ruth, and Zenia
136 AM PDT Wed Aug 19 2026
.TODAY...Sunny. Highs 85 to 100.
.TONIGHT...Clear. Lows 55 to 65.
.THURSDAY...Sunny. Highs 84 to 99.
.THURSDAY NIGHT...Mostly cloudy. Lows 55 to 65.
.FRIDAY...Partly cloudy. Highs 78 to 93.
.FRIDAY NIGHT...Mostly clear. Lows 47 to 57.
.SATURDAY...Sunny. Highs 76 to 91.
.SATURDAY NIGHT THROUGH MONDAY...Mostly clear. Lows 49 to 59.
Highs 82 to 97.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows 49 to 59. Highs
81 to 96.
&&
TEMPERATURE / PRECIPITATION
Hayfork 100 52 98 / 0 0 0
Ruth 94 52 93 / 0 0 0
$$
CAZ109-200200-
Coastal Mendocino-
Including the cities of Fort Bragg and Rockport
136 AM PDT Wed Aug 19 2026
.TODAY...Mostly sunny. Patchy fog in the morning. Highs 72 to 87.
Northwest wind up to 10 mph.
.TONIGHT...Partly cloudy. Patchy fog. Lows 48 to 58. Northwest
wind up to 10 mph.
.THURSDAY...Partly cloudy. Patchy fog in the morning. Highs 65 to
80. Northwest wind up to 10 mph.
.THURSDAY NIGHT...Mostly cloudy. Patchy fog. Lows 47 to 57.
Northwest wind around 10 mph.
.FRIDAY...Mostly cloudy. Patchy fog. Highs 61 to 76. Northwest
wind around 10 mph.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Partly cloudy. Patchy fog.
Lows 45 to 55. Highs 67 to 82.
.SUNDAY AND SUNDAY NIGHT...Partly cloudy. Patchy fog. Highs 71 to
86. Lows 47 to 57.
.MONDAY...Mostly cloudy in the morning then clearing. Patchy fog.
Highs 64 to 79.
.MONDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Areas of fog. Lows 46 to 56.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy fog. Highs 63 to 78.
&&
TEMPERATURE / PRECIPITATION
Fort Bragg 66 51 64 / 0 0 0
Point Arena 62 51 59 / 0 0 0
$$
CAZ110-200200-
Northwestern Interior Mendocino-
Including the cities of Potter Valley and Willits
136 AM PDT Wed Aug 19 2026
.TODAY...Sunny. Highs 87 to 102.
.TONIGHT...Mostly clear. Lows 53 to 63.
.THURSDAY...Sunny in the morning then becoming partly cloudy.
Highs 85 to 100.
.THURSDAY NIGHT...Mostly cloudy. Lows 52 to 62.
.FRIDAY...Partly cloudy. Highs 80 to 95.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows 48 to
58. Highs 80 to 95.
.SUNDAY...Mostly sunny. Highs 84 to 99.
.SUNDAY NIGHT AND MONDAY...Mostly clear. Lows 51 to 61. Highs
84 to 99.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows 49 to 59. Highs
81 to 96.
&&
TEMPERATURE / PRECIPITATION
Leggett 88 55 83 / 0 0 0
Laytonville 92 56 89 / 0 0 0
Willits 89 53 85 / 0 0 0
$$
CAZ111-200200-
Northeastern Interior Mendocino-
Including the city of Covelo
136 AM PDT Wed Aug 19 2026
.TODAY...Sunny. Highs 89 to 104.
.TONIGHT...Mostly clear. Lows 56 to 66.
.THURSDAY...Sunny in the morning then becoming partly cloudy.
Highs 88 to 103.
.THURSDAY NIGHT...Mostly cloudy. Lows 57 to 67.
.FRIDAY...Mostly cloudy. Highs 83 to 98.
.FRIDAY NIGHT...Mostly clear. Lows 50 to 60.
.SATURDAY...Sunny. Highs 81 to 96.
.SATURDAY NIGHT THROUGH MONDAY...Mostly clear. Lows 52 to 62.
Highs 85 to 100.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows 52 to 62. Highs
84 to 99.
&&
TEMPERATURE / PRECIPITATION
Covelo 96 56 95 / 0 0 0
$$
CAZ112-200200-
Southwestern Interior Mendocino-
Including the cities of Boonville, Philo, Comptche, and Yorkville
136 AM PDT Wed Aug 19 2026
.TODAY...Sunny. Patchy valley fog in the morning. Highs 79 to 94.
.TONIGHT...Mostly clear. Patchy valley fog overnight. Lows 50 to
60.
.THURSDAY...Mostly sunny. Patchy valley fog in the morning. Highs
77 to 92.
.THURSDAY NIGHT...Mostly cloudy. Patchy valley fog. Lows 50 to
60.
.FRIDAY...Mostly cloudy. Patchy valley fog. Highs 72 to 87.
.FRIDAY NIGHT...Partly cloudy. Patchy valley fog. Lows 47 to 57.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Patchy valley fog.
Highs 71 to 86. Lows 48 to 58.
.SUNDAY...Partly cloudy in the morning then clearing. Patchy
valley fog. Highs 76 to 90.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows 50 to 60. Highs
75 to 90.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Patchy valley fog.
Lows 48 to 58. Highs 72 to 87.
&&
TEMPERATURE / PRECIPITATION
Boonville 91 53 87 / 0 0 0
$$
CAZ113-200200-
Southeastern Interior Mendocino-
Including the cities of Calpella, Hopland, Redwood Valley,
Talmage, and Ukiah
136 AM PDT Wed Aug 19 2026
.TODAY...Sunny. Highs 84 to 99.
.TONIGHT...Mostly clear. Lows 57 to 67.
.THURSDAY...Sunny in the morning then becoming partly cloudy.
Highs 81 to 96.
.THURSDAY NIGHT...Mostly cloudy. Lows 57 to 67.
.FRIDAY...Partly cloudy. Highs 76 to 91.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows 51 to
61. Highs 76 to 91.
.SUNDAY THROUGH MONDAY...Mostly clear. Highs 80 to 95. Lows 53 to
63.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows 52 to 62. Highs
78 to 93.
&&
TEMPERATURE / PRECIPITATION
Ukiah 97 59 93 / 0 0 0
$$
CAZ114-200200-
Northern Lake-
Including the city of Gravelly Valley Airport
136 AM PDT Wed Aug 19 2026
.TODAY...Sunny. Highs 87 to 102.
.TONIGHT...Mostly clear. Lows 58 to 68.
.THURSDAY...Sunny in the morning then becoming partly cloudy.
Highs 85 to 100.
.THURSDAY NIGHT...Mostly cloudy. Lows 58 to 68.
.FRIDAY...Mostly cloudy. Highs 80 to 95.
.FRIDAY NIGHT...Mostly clear. Lows 52 to 62.
.SATURDAY...Sunny. Highs 78 to 93.
.SATURDAY NIGHT THROUGH MONDAY NIGHT...Mostly clear. Lows 53 to
63. Highs 82 to 97.
.TUESDAY...Mostly sunny. Highs 78 to 93.
&&
TEMPERATURE / PRECIPITATION
Lake Pillsbury 101 51 99 / 0 0 0
$$
CAZ116-200200-
Northwestern and Central Trinity-
Including the cities of Weaverville, Douglas City, Helena,
Junction City, Big Bar, Del Loma, and Burnt Ranch
136 AM PDT Wed Aug 19 2026
.TODAY...Partly cloudy early in the morning then clearing. Highs
93 to 108. Northeast wind around 5 mph shifting to the southwest
in the afternoon.
.TONIGHT...Clear. Patchy smoke. Lows 57 to 67. West wind around
10 mph shifting to the southwest overnight.
.THURSDAY...Sunny. Highs 92 to 107. East wind around 10 mph
shifting to the south in the afternoon.
.THURSDAY NIGHT...Mostly cloudy. Lows 58 to 68. West wind around
10 mph.
.FRIDAY...Partly cloudy. Highs 86 to 101. South wind around
10 mph.
.FRIDAY NIGHT...Mostly clear. Lows 50 to 60.
.SATURDAY AND SATURDAY NIGHT...Clear. Highs 82 to 97. Lows 50 to
60.
.SUNDAY THROUGH TUESDAY...Mostly clear. Highs 88 to 103. Lows
52 to 62.
&&
TEMPERATURE / PRECIPITATION
Big Bar 104 59 103 / 0 0 0
Weaverville 100 60 98 / 0 0 0
$$
CAZ117-200200-
Northeastern Trinity-
Including the cities of Carrville and Trinity Center
136 AM PDT Wed Aug 19 2026
.TODAY...Partly cloudy early in the morning then clearing. Highs
85 to 100. Northeast wind around 5 mph shifting to the south in
the afternoon.
.TONIGHT...Clear. Patchy smoke. Lows 56 to 66. Southwest wind
around 10 mph shifting to the northeast overnight.
.THURSDAY...Sunny. Highs 83 to 98. Southeast wind around 10 mph.
.THURSDAY NIGHT...Mostly cloudy. Lows 57 to 67. South wind around
10 mph.
.FRIDAY...Mostly cloudy. Highs 79 to 94. Southeast wind around
10 mph with gusts to around 25 mph.
.FRIDAY NIGHT...Mostly clear. Lows 51 to 61.
.SATURDAY AND SATURDAY NIGHT...Clear. Highs 78 to 93. Lows 50 to
60.
.SUNDAY THROUGH MONDAY...Mostly clear. Highs 80 to 95. Lows 50 to
60.
.MONDAY NIGHT...Partly cloudy. Lows 51 to 61.
.TUESDAY...Sunny. Highs 76 to 91.
&&
TEMPERATURE / PRECIPITATION
Trinity Center 99 60 96 / 0 0 0
$$
CAZ118-200200-
Western Lake-
Including the cities of Finley, Knobcone Camp, Lakeport,
Soda Bay, Lucerne, Nice, and Saratoga Springs
136 AM PDT Wed Aug 19 2026
.TODAY...Sunny. Highs 88 to 98. Light winds becoming south around
5 mph in the afternoon.
.TONIGHT...Mostly clear. Lows 60 to 70. West wind around 10 mph.
.THURSDAY...Sunny in the morning then becoming partly cloudy.
Highs 86 to 96. Northwest wind around 5 mph shifting to the
southwest in the afternoon.
.THURSDAY NIGHT...Mostly cloudy. Lows 59 to 69. Northwest wind
around 10 mph.
.FRIDAY...Mostly cloudy. Highs 82 to 92. West wind around 10 mph.
.FRIDAY NIGHT THROUGH MONDAY NIGHT...Mostly clear. Lows 55 to 65.
Highs 80 to 94.
.TUESDAY...Mostly sunny. Highs 80 to 90.
&&
TEMPERATURE / PRECIPITATION
Lakeport 94 61 92 / 0 0 0
$$
CAZ119-200200-
Southwestern Lake-
Including the cities of Kelseyville, Mount Konocti, Adams,
Anderson Springs, Cobb, Ettawa Springs, and Forest Lake
136 AM PDT Wed Aug 19 2026
.TODAY...Sunny. Highs 85 to 98. Northeast wind around 5 mph
shifting to the south in the afternoon.
.TONIGHT...Mostly clear. Lows 61 to 71. West wind around 10 mph.
.THURSDAY...Sunny in the morning then becoming partly cloudy.
Highs 84 to 96. Northwest wind around 5 mph shifting to the
southwest in the afternoon.
.THURSDAY NIGHT...Mostly cloudy. Lows 61 to 71. West wind around
10 mph.
.FRIDAY...Mostly cloudy. Highs 81 to 93. West wind around 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows 56 to 66.
.SATURDAY...Sunny. Highs 79 to 91.
.SATURDAY NIGHT THROUGH MONDAY NIGHT...Mostly clear. Lows 55 to
65. Highs 77 to 92.
.TUESDAY...Mostly sunny. Highs 75 to 87.
$$
CAZ120-200200-
Eastern Lake-
Including the cities of Clearlake, Clearlake Park,
Hidden Valley Lake, and Middletown
136 AM PDT Wed Aug 19 2026
.TODAY...Partly cloudy early in the morning then clearing. Highs
91 to 101. Northeast wind around 5 mph shifting to the south in
the afternoon.
.TONIGHT...Mostly clear. Lows 60 to 70. West wind around 10 mph.
.THURSDAY...Mostly sunny. Highs 89 to 99. Northwest wind around
5 mph shifting to the south in the afternoon.
.THURSDAY NIGHT...Mostly cloudy. Lows 60 to 70. West wind around
10 mph.
.FRIDAY...Mostly cloudy. Highs 85 to 96. Southwest wind around
10 mph.
.FRIDAY NIGHT...Mostly clear. Lows 55 to 65.
.SATURDAY...Sunny. Highs 83 to 93.
.SATURDAY NIGHT THROUGH MONDAY NIGHT...Mostly clear. Lows 54 to
64. Highs 83 to 95.
.TUESDAY...Mostly sunny. Highs 81 to 91.
&&
TEMPERATURE / PRECIPITATION
Middletown 96 57 94 / 0 0 0
Clearlake 98 61 96 / 0 0 0
$$