Zone Forecast Product
Issued by NWS Eureka, CA
Issued by NWS Eureka, CA
996
FPUS56 KEKA 172037
ZFPEKA
Zone Forecast Product for California
National Weather Service Eureka CA
136 PM PDT Mon Aug 17 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, Tuesday, Tuesday night, and Wednesday.
CAZ101-181400-
Coastal Del Norte-
Including the cities of Ft Dick, Crescent City, and Smith River
136 PM PDT Mon Aug 17 2026
.TONIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Patchy fog overnight. Lows 48 to 58. South wind around
10 mph shifting to the northwest overnight.
.TUESDAY...Mostly cloudy. Patchy fog in the morning. Highs 63 to
77. Light winds becoming southwest around 5 mph in the afternoon.
.TUESDAY NIGHT...Mostly cloudy. Patchy fog overnight. Lows 48 to
58. Southwest wind around 5 mph in the evening becoming light.
.WEDNESDAY...Mostly cloudy. Patchy fog. Highs 63 to 74. Northwest
wind around 5 mph.
.WEDNESDAY NIGHT...Mostly cloudy. Patchy fog. Lows 47 to 57. West
wind around 5 mph.
.THURSDAY...Mostly cloudy. Areas of fog. Highs 60 to 70. West
wind around 5 mph.
.THURSDAY NIGHT THROUGH SATURDAY...Mostly cloudy. Areas of fog.
Lows 45 to 55. Highs 56 to 70.
.SATURDAY NIGHT THROUGH SUNDAY NIGHT...Partly cloudy. Patchy fog.
Lows 47 to 57. Highs 60 to 75.
.MONDAY...Mostly cloudy. Patchy fog. Highs 61 to 71.
&&
TEMPERATURE / PRECIPITATION
Crescent City 52 63 53 63 / 0 0 0 0
Klamath 54 67 54 66 / 0 0 0 0
$$
CAZ102-181400-
Interior Del Norte-
Including the city of Gasquet
136 PM PDT Mon Aug 17 2026
.TONIGHT...Partly cloudy. Lows 54 to 64.
.TUESDAY...Mostly sunny. Highs 76 to 91.
.TUESDAY NIGHT...Partly cloudy. Lows 54 to 64.
.WEDNESDAY...Mostly sunny. Highs 75 to 90.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 52 to 62.
Highs 75 to 90.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Patchy
valley fog. Lows 47 to 57. Highs 72 to 87.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Highs 66 to 81. Lows
47 to 57.
.SUNDAY THROUGH MONDAY...Mostly clear. Highs 72 to 87. Lows 51 to
61.
&&
TEMPERATURE / PRECIPITATION
Gasquet 54 87 54 85 / 0 0 0 0
$$
CAZ103-181400-
Northern Coastal Humboldt-
Including the cities of Eureka, Samoa, Arcata, Arcata Arpt,
Fieldbrook, Fernbridge, and Fortuna
136 PM PDT Mon Aug 17 2026
.TONIGHT...Partly cloudy early in the evening then becoming
mostly cloudy. Patchy fog overnight. Lows 48 to 58. West wind
around 10 mph.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy fog in the morning. Highs 61 to 76. Northwest wind
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy. Patchy fog overnight. Lows 48 to
58. Northwest wind around 10 mph.
.WEDNESDAY...Mostly cloudy. Patchy fog. Highs 61 to 75. Northwest
wind around 10 mph.
.WEDNESDAY NIGHT AND THURSDAY...Mostly cloudy. Patchy fog. Lows
48 to 58. Highs 61 to 75. Northwest wind up to 10 mph.
.THURSDAY NIGHT THROUGH SUNDAY...Mostly cloudy. Patchy fog. Lows
48 to 58. Highs 61 to 76.
.SUNDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Patchy fog. Lows 49 to 59.
.MONDAY...Mostly cloudy. Patchy fog. Highs 61 to 75.
&&
TEMPERATURE / PRECIPITATION
McKinleyville 52 63 52 62 / 0 0 0 0
Arcata 54 66 54 65 / 0 0 0 0
Eureka 53 63 54 63 / 0 0 0 0
Fortuna 54 67 54 66 / 0 0 0 0
$$
CAZ104-181400-
Southwestern Humboldt-
Including the cities of Honeydew, Petrolia, Briceland,
Ettersburg, Shelter Cove, and Whitethorn
136 PM PDT Mon Aug 17 2026
.TONIGHT...Partly cloudy. Patchy smoke. Lows 52 to 62. North wind
up to 10 mph.
.TUESDAY...Mostly cloudy in the morning then clearing. Highs
79 to 94. North wind 5 to 15 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows 52 to 62. North wind 5 to
15 mph.
.WEDNESDAY...Mostly sunny. Highs 77 to 92. North wind around
10 mph.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 51 to 61.
Highs 77 to 92. Northwest wind up to 10 mph.
.THURSDAY NIGHT THROUGH SATURDAY NIGHT...Partly cloudy. Lows
50 to 60. Highs 72 to 87.
.SUNDAY...Mostly sunny. Highs 76 to 91.
.SUNDAY NIGHT...Mostly clear. Lows 52 to 62.
.MONDAY...Mostly sunny. Highs 72 to 87.
&&
TEMPERATURE / PRECIPITATION
Honeydew 53 86 53 84 / 0 0 0 0
$$
CAZ105-181400-
Northeastern Interior Humboldt-
Including the cities of Hoopa, Orleans, Weitchpec,
and Willow Creek
136 PM PDT Mon Aug 17 2026
.TONIGHT...Partly cloudy. Patchy smoke. Lows 53 to 63.
.TUESDAY...Partly cloudy in the morning then clearing. Patchy
smoke in the afternoon. Highs 86 to 101.
.TUESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Patchy smoke in the evening. Lows 53 to 63.
.WEDNESDAY...Mostly sunny. Highs 85 to 100.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 51 to 61.
Highs 85 to 100.
.THURSDAY NIGHT THROUGH SATURDAY...Partly cloudy. Patchy valley
fog. Lows 48 to 58. Highs 82 to 97.
.SATURDAY NIGHT THROUGH MONDAY...Mostly clear. Lows 50 to 60.
Highs 84 to 99.
&&
TEMPERATURE / PRECIPITATION
Orleans 58 97 59 97 / 0 0 0 0
Hoopa 58 95 58 95 / 0 0 0 0
Willow Creek 58 98 58 98 / 0 0 0 0
$$
CAZ106-181400-
Southeastern Interior Humboldt-
Including the cities of Bull Creek, Pepperwood, Shively,
Dinsmore, Bridgeville, Alderpoint, and Benbow
136 PM PDT Mon Aug 17 2026
.TONIGHT...Partly cloudy until late tonight then becoming mostly
cloudy. Patchy smoke in the evening. Lows 53 to 63.
.TUESDAY...Partly cloudy. Highs 80 to 95.
.TUESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows 53 to 63.
.WEDNESDAY...Mostly sunny. Highs 79 to 94.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 51 to 61.
Highs 79 to 94.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Patchy
valley fog. Lows 47 to 57. Highs 75 to 90.
.SATURDAY...Partly cloudy in the morning then clearing. Highs
72 to 87.
.SATURDAY NIGHT THROUGH SUNDAY NIGHT...Mostly clear. Lows 50 to
60. Highs 78 to 93.
.MONDAY...Mostly sunny. Highs 75 to 90.
&&
TEMPERATURE / PRECIPITATION
Garberville 54 93 54 91 / 0 0 0 0
$$
CAZ108-181400-
Southern Trinity-
Including the cities of Forest Glen, Hayfork, Hyampom, Peanut,
Ruth, and Zenia
136 PM PDT Mon Aug 17 2026
.TONIGHT...Partly cloudy. Patchy smoke overnight. Lows 53 to 63.
.TUESDAY...Partly cloudy in the morning then clearing. Patchy
smoke in the morning. Highs 83 to 98.
.TUESDAY NIGHT...Partly cloudy. Lows 55 to 65.
.WEDNESDAY...Sunny. Highs 84 to 99.
.WEDNESDAY NIGHT...Mostly clear. Lows 54 to 64.
.THURSDAY...Mostly sunny. Highs 82 to 97.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 51 to 61. Highs
82 to 97.
.FRIDAY NIGHT THROUGH SUNDAY NIGHT...Clear. Lows 48 to 58. Highs
80 to 95.
.MONDAY...Sunny. Highs 80 to 95.
&&
TEMPERATURE / PRECIPITATION
Hayfork 51 98 52 99 / 0 0 0 0
Ruth 50 93 51 93 / 0 0 0 0
$$
CAZ109-181400-
Coastal Mendocino-
Including the cities of Fort Bragg and Rockport
136 PM PDT Mon Aug 17 2026
.TONIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Patchy fog overnight. Lows 47 to 57. Northwest wind
around 10 mph.
.TUESDAY...Mostly cloudy in the morning then clearing. Patchy fog
in the morning. Highs 73 to 88. West wind around 10 mph.
.TUESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Patchy fog overnight. Lows 49 to 59. Northwest
wind around 10 mph.
.WEDNESDAY...Mostly sunny. Patchy fog. Highs 71 to 86. Northwest
wind around 10 mph.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Patchy fog. Lows
48 to 58. Highs 71 to 86. Northwest wind up to 10 mph.
.THURSDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Areas of fog. Lows 46 to 56.
.FRIDAY...Mostly cloudy in the morning then clearing. Patchy fog.
Highs 62 to 77.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Partly cloudy. Patchy fog.
Lows 45 to 55. Highs 67 to 82.
.SUNDAY AND SUNDAY NIGHT...Partly cloudy. Patchy fog. Highs 71 to
86. Lows 47 to 57.
.MONDAY...Mostly sunny. Patchy fog. Highs 65 to 80.
&&
TEMPERATURE / PRECIPITATION
Fort Bragg 50 66 51 66 / 0 0 0 0
Point Arena 51 62 52 61 / 0 0 0 0
$$
CAZ110-181400-
Northwestern Interior Mendocino-
Including the cities of Potter Valley and Willits
136 PM PDT Mon Aug 17 2026
.TONIGHT...Partly cloudy. Lows 53 to 63.
.TUESDAY...Partly cloudy in the morning then clearing. Highs
85 to 100.
.TUESDAY NIGHT...Partly cloudy. Lows 54 to 64.
.WEDNESDAY...Sunny. Highs 86 to 101.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 52 to 62.
Highs 86 to 101.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 49 to 59. Highs
82 to 97.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows 48 to
58. Highs 78 to 93.
.SUNDAY...Sunny. Highs 83 to 98.
.SUNDAY NIGHT AND MONDAY...Mostly clear. Lows 51 to 61. Highs
83 to 98.
&&
TEMPERATURE / PRECIPITATION
Leggett 55 87 55 86 / 0 0 0 0
Laytonville 56 91 57 90 / 0 0 0 0
Willits 53 87 54 87 / 0 0 0 0
$$
CAZ111-181400-
Northeastern Interior Mendocino-
Including the city of Covelo
136 PM PDT Mon Aug 17 2026
.TONIGHT...Partly cloudy. Lows 54 to 64.
.TUESDAY...Mostly sunny. Highs 88 to 103.
.TUESDAY NIGHT...Partly cloudy. Lows 57 to 67.
.WEDNESDAY...Sunny. Highs 88 to 103.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 56 to 66.
Highs 88 to 103.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 53 to 63. Highs
85 to 100.
.FRIDAY NIGHT...Mostly clear. Lows 48 to 58.
.SATURDAY THROUGH SUNDAY NIGHT...Clear. Highs 84 to 99. Lows
51 to 61.
.MONDAY...Sunny. Highs 83 to 98.
&&
TEMPERATURE / PRECIPITATION
Covelo 56 95 57 95 / 0 0 0 0
$$
CAZ112-181400-
Southwestern Interior Mendocino-
Including the cities of Boonville, Philo, Comptche, and Yorkville
136 PM PDT Mon Aug 17 2026
.TONIGHT...Mostly clear in the evening then becoming mostly
cloudy. Patchy valley fog overnight. Lows 49 to 59.
.TUESDAY...Partly cloudy in the morning then clearing. Patchy
valley fog in the morning. Highs 78 to 93.
.TUESDAY NIGHT...Partly cloudy. Patchy valley fog overnight. Lows
51 to 61.
.WEDNESDAY...Mostly sunny. Patchy valley fog. Highs 78 to 93.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Patchy valley fog.
Lows 49 to 59. Highs 78 to 93.
.THURSDAY NIGHT THROUGH SATURDAY...Partly cloudy. Patchy valley
fog. Lows 48 to 58. Highs 75 to 90.
.SATURDAY NIGHT...Clear in the evening then becoming partly
cloudy. Patchy valley fog. Lows 49 to 59.
.SUNDAY THROUGH MONDAY...Mostly clear. Highs 75 to 90. Lows 50 to
60.
&&
TEMPERATURE / PRECIPITATION
Boonville 54 89 55 88 / 0 0 0 0
$$
CAZ113-181400-
Southeastern Interior Mendocino-
Including the cities of Calpella, Hopland, Redwood Valley,
Talmage, and Ukiah
136 PM PDT Mon Aug 17 2026
.TONIGHT...Mostly clear then becoming mostly cloudy overnight
then becoming partly cloudy. Lows 57 to 67.
.TUESDAY...Sunny. Highs 83 to 98.
.TUESDAY NIGHT...Partly cloudy. Lows 58 to 68.
.WEDNESDAY...Sunny. Highs 82 to 97.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 56 to 66.
Highs 82 to 97.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 53 to 63. Highs
77 to 92.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows 52 to
62. Highs 74 to 89.
.SUNDAY THROUGH MONDAY...Mostly clear. Highs 79 to 94. Lows 54 to
64.
&&
TEMPERATURE / PRECIPITATION
Ukiah 59 95 60 94 / 0 0 0 0
$$
CAZ114-181400-
Northern Lake-
Including the city of Gravelly Valley Airport
136 PM PDT Mon Aug 17 2026
.TONIGHT...Partly cloudy. Lows 57 to 67.
.TUESDAY...Mostly sunny. Highs 85 to 100.
.TUESDAY NIGHT...Partly cloudy. Lows 59 to 69.
.WEDNESDAY...Sunny. Highs 85 to 100.
.WEDNESDAY NIGHT...Mostly clear. Lows 58 to 68.
.THURSDAY...Mostly sunny. Highs 83 to 98.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 56 to 66. Highs
83 to 98.
.FRIDAY NIGHT...Mostly clear. Lows 50 to 60.
.SATURDAY THROUGH SUNDAY...Clear. Highs 81 to 96. Lows 52 to 62.
.SUNDAY NIGHT...Mostly clear. Lows 54 to 64.
.MONDAY...Sunny. Highs 79 to 94.
&&
TEMPERATURE / PRECIPITATION
Lake Pillsbury 50 98 52 99 / 0 0 0 0
$$
CAZ116-181400-
Northwestern and Central Trinity-
Including the cities of Weaverville, Douglas City, Helena,
Junction City, Big Bar, Del Loma, and Burnt Ranch
136 PM PDT Mon Aug 17 2026
.TONIGHT...Mostly clear. Patchy smoke. Lows 55 to 65. West wind
around 10 mph shifting to the north overnight.
.TUESDAY...Partly cloudy in the morning then clearing. Patchy
smoke in the morning. Highs 90 to 105. Northeast wind around
5 mph shifting to the west in the afternoon.
.TUESDAY NIGHT...Partly cloudy. Patchy smoke in the evening. Lows
57 to 67. West wind around 10 mph shifting to the north
overnight.
.WEDNESDAY...Sunny. Highs 91 to 106. Southeast wind around
10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 56 to 66. Northwest wind
around 10 mph.
.THURSDAY...Mostly sunny. Highs 89 to 104. Southeast wind around
10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows 54 to 64.
.FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs 82 to 97. Lows
51 to 61.
.SATURDAY AND SATURDAY NIGHT...Clear. Highs 81 to 96. Lows 50 to
60.
.SUNDAY THROUGH MONDAY...Clear. Highs 87 to 102. Lows 52 to 62.
&&
TEMPERATURE / PRECIPITATION
Big Bar 58 101 59 102 / 0 0 0 0
Weaverville 58 98 59 98 / 0 0 0 0
$$
CAZ117-181400-
Northeastern Trinity-
Including the cities of Carrville and Trinity Center
136 PM PDT Mon Aug 17 2026
.TONIGHT...Mostly clear. Patchy smoke in the evening. Lows 54 to
64. South wind around 10 mph shifting to the north overnight.
.TUESDAY...Partly cloudy in the morning then clearing. Highs
84 to 99. North wind around 5 mph shifting to the south in the
afternoon.
.TUESDAY NIGHT...Partly cloudy. Lows 56 to 66. Northwest wind
around 10 mph.
.WEDNESDAY...Sunny. Highs 84 to 99. Southeast wind around 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 56 to 66. West wind around
10 mph.
.THURSDAY...Mostly sunny. Highs 81 to 96. Southeast wind around
10 mph.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 54 to 64. Highs
81 to 96.
.FRIDAY NIGHT...Mostly clear. Lows 48 to 58.
.SATURDAY THROUGH MONDAY...Clear. Highs 80 to 95. Lows 50 to 60.
&&
TEMPERATURE / PRECIPITATION
Trinity Center 59 98 60 97 / 0 0 0 0
$$
CAZ118-181400-
Western Lake-
Including the cities of Finley, Knobcone Camp, Lakeport,
Soda Bay, Lucerne, Nice, and Saratoga Springs
136 PM PDT Mon Aug 17 2026
.TONIGHT...Mostly clear then becoming mostly cloudy overnight
then becoming partly cloudy. Lows 59 to 69. West wind around
10 mph.
.TUESDAY...Sunny. Highs 87 to 97. Light winds becoming west
around 10 mph in the afternoon.
.TUESDAY NIGHT...Partly cloudy. Lows 61 to 71. Northwest wind
around 10 mph.
.WEDNESDAY...Sunny. Highs 87 to 97. West wind around 10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 59 to 69. Northwest wind
around 10 mph.
.THURSDAY...Mostly sunny. Highs 83 to 94. West wind around
10 mph.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 56 to 66. Highs
79 to 94.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows 51 to 61. Highs
79 to 90.
.SATURDAY NIGHT THROUGH MONDAY...Clear. Lows 56 to 66. Highs
80 to 94.
&&
TEMPERATURE / PRECIPITATION
Lakeport 60 92 61 93 / 0 0 0 0
$$
CAZ119-181400-
Southwestern Lake-
Including the cities of Kelseyville, Mount Konocti, Adams,
Anderson Springs, Cobb, Ettawa Springs, and Forest Lake
136 PM PDT Mon Aug 17 2026
.TONIGHT...Mostly clear then becoming mostly cloudy overnight
then becoming partly cloudy. Lows 59 to 69. West wind around
10 mph.
.TUESDAY...Sunny. Highs 84 to 96. Northeast wind around 5 mph
shifting to the south in the afternoon.
.TUESDAY NIGHT...Partly cloudy. Lows 62 to 72. West wind around
10 mph.
.WEDNESDAY...Sunny. Highs 84 to 97. South wind around 5 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 61 to 71. West wind around
10 mph.
.THURSDAY...Mostly sunny. Highs 82 to 95. West wind around
10 mph.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 59 to 69. Highs
80 to 95.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows 55 to 65. Highs
78 to 90.
.SATURDAY NIGHT...Clear. Lows 58 to 68.
.SUNDAY...Sunny. Highs 80 to 91.
.SUNDAY NIGHT...Clear. Lows 57 to 67.
.MONDAY...Sunny. Highs 76 to 88.
$$
CAZ120-181400-
Eastern Lake-
Including the cities of Clearlake, Clearlake Park,
Hidden Valley Lake, and Middletown
136 PM PDT Mon Aug 17 2026
.TONIGHT...Partly cloudy. Lows 58 to 68. Southwest wind around
10 mph shifting to the northwest overnight.
.TUESDAY...Sunny. Highs 88 to 98. North wind around 5 mph
shifting to the southeast in the afternoon.
.TUESDAY NIGHT...Partly cloudy. Lows 61 to 71. West wind around
10 mph.
.WEDNESDAY...Sunny. Highs 89 to 99. East wind around 5 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 59 to 69. West wind around
10 mph.
.THURSDAY...Mostly sunny. Highs 88 to 98. Southwest wind around
10 mph.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 58 to 68. Highs
83 to 98.
.FRIDAY NIGHT...Mostly clear. Lows 53 to 63.
.SATURDAY AND SATURDAY NIGHT...Clear. Highs 83 to 93. Lows 55 to
65.
.SUNDAY...Sunny. Highs 85 to 95.
.SUNDAY NIGHT AND MONDAY...Clear. Lows 56 to 66. Highs 83 to 95.
&&
TEMPERATURE / PRECIPITATION
Middletown 55 94 58 95 / 0 0 0 0
Clearlake 60 96 61 96 / 0 0 0 0
$$