Zone Forecast Product
Issued by NWS Eureka, CA

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887
FPUS56 KEKA 200512
ZFPEKA

Zone Forecast Product for California
National Weather Service Eureka CA
1012 PM PDT Tue Aug 19 2025

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.


CAZ101-200615-
Coastal Del Norte-
1012 PM PDT Tue Aug 19 2025

.TODAY...Partly cloudy early in the morning then clearing. Patchy
fog in the morning. Highs 63 to 73. Light winds becoming
northwest around 10 mph in the afternoon.
.TONIGHT...Partly cloudy. Patchy fog overnight. Lows 48 to 58.
West wind around 10 mph in the evening becoming light.
.WEDNESDAY...Partly cloudy in the morning then clearing. Patchy
fog in the morning. Highs 65 to 80. Light winds becoming west
around 5 mph in the afternoon.
.WEDNESDAY NIGHT...Mostly clear. Lows 51 to 61. West wind around
5 mph.
.THURSDAY...Sunny. Highs 66 to 81. Southwest wind around 10 mph.
.THURSDAY NIGHT...Partly cloudy. Patchy fog. Lows 50 to 60.
.FRIDAY...Mostly sunny. Highs 64 to 79.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Mostly cloudy. Lows 52 to
62. Highs 64 to 79.
.SUNDAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy fog. Highs 65 to 78.
.SUNDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Lows 53 to 63.
.MONDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 66 to 81.

&&

                     TEMPERATURE   /  PRECIPITATION
Crescent City        66   54   67  /   0    0    0
Klamath              66   54   68  /   0    0    0


$$

CAZ102-200615-
Del Norte Interior-
1012 PM PDT Tue Aug 19 2025

.TODAY...Sunny. Highs 68 to 83.
.TONIGHT...Mostly clear. Lows 49 to 59.
.WEDNESDAY...Sunny. Highs 72 to 87.
.WEDNESDAY NIGHT...Clear. Lows 54 to 64.
.THURSDAY...Sunny. Highs 79 to 94.
.THURSDAY NIGHT...Clear. Lows 55 to 65.
.FRIDAY...Sunny. Highs 83 to 98.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Partly cloudy. Lows 58 to
68. Highs 83 to 98.
.SUNDAY THROUGH MONDAY...Mostly clear. Highs 82 to 97. Lows 58 to
68.

&&

                     TEMPERATURE   /  PRECIPITATION
Gasquet              80   53   87  /   0    0    0


$$

CAZ103-200615-
Northern Humboldt Coast-
1012 PM PDT Tue Aug 19 2025

.TODAY...Partly cloudy early in the morning then clearing. Patchy
fog in the morning. Highs 65 to 75. Northwest wind 5 to 15 mph.
.TONIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Patchy fog overnight. Lows 48 to 58. Northwest wind
around 10 mph with gusts to around 25 mph.
.WEDNESDAY...Mostly cloudy in the morning then clearing. Patchy
fog in the morning. Highs 65 to 76. Northwest wind around 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Patchy fog. Lows 49 to 59. West
wind around 10 mph.
.THURSDAY...Mostly sunny. Patchy dense fog. Highs 64 to 77. West
wind around 15 mph.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Patchy fog. Lows
49 to 59. Highs 65 to 80.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Mostly cloudy. Lows 50 to
60. Highs 67 to 82.
.SUNDAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy fog. Highs 65 to 79.
.SUNDAY NIGHT...Mostly cloudy. Lows 50 to 60.
.MONDAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy fog. Highs 66 to 81.

&&

                     TEMPERATURE   /  PRECIPITATION
McKinleyville        65   52   66  /   0    0    0
Arcata               68   53   68  /   0    0    0
Eureka               65   54   66  /   0    0    0
Fortuna              70   53   72  /   0    0    0


$$

CAZ104-200615-
Southwestern Humboldt-
1012 PM PDT Tue Aug 19 2025

.TODAY...Sunny. Highs 73 to 88. North wind 5 to 15 mph.
.TONIGHT...Mostly clear. Lows 51 to 61. North wind 5 to 15 mph
with gusts at higher elevations to around 30 mph.
.WEDNESDAY...Sunny. Highs 78 to 93. North wind 5 to 15 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 53 to 63. North wind around
15 mph.
.THURSDAY...Sunny. Highs 79 to 94. North wind around 15 mph.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 51 to 61. Highs
81 to 96.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Partly cloudy. Lows 54 to
64. Highs 81 to 96.
.SUNDAY...Sunny. Highs 79 to 94.
.SUNDAY NIGHT...Partly cloudy. Lows 54 to 64.
.MONDAY...Sunny. Highs 79 to 94.

&&

                     TEMPERATURE   /  PRECIPITATION
Honeydew             80   53   84  /   0    0    0


$$

CAZ105-200615-
Northern Humboldt Interior-
1012 PM PDT Tue Aug 19 2025

...HEAT ADVISORY IN EFFECT FROM 11 AM FRIDAY TO 11 PM PDT
SATURDAY...

.TODAY...Sunny. Highs 78 to 93.
.TONIGHT...Mostly clear. Lows 49 to 59.
.WEDNESDAY...Sunny. Highs 84 to 99.
.WEDNESDAY NIGHT...Clear. Lows 53 to 63.
.THURSDAY...Sunny. Highs 89 to 104.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 55 to 65. Highs
93 to 108.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Partly cloudy. Lows 57 to
67. Highs 94 to 109.
.SUNDAY THROUGH MONDAY...Mostly clear. Highs 93 to 108. Lows
57 to 67.

&&

                     TEMPERATURE   /  PRECIPITATION
Orleans              91   55   96  /   0    0    0
Hoopa                89   53   93  /   0    0    0
Willow Creek         91   53   95  /   0    0    0


$$

CAZ106-200615-
Southern Humboldt Interior-
1012 PM PDT Tue Aug 19 2025

...HEAT ADVISORY IN EFFECT FROM 11 AM FRIDAY TO 11 PM PDT
SATURDAY...

.TODAY...Sunny. Highs 76 to 91.
.TONIGHT...Mostly clear. Lows 48 to 58.
.WEDNESDAY...Sunny. Highs 80 to 95.
.WEDNESDAY NIGHT...Mostly clear. Lows 52 to 62.
.THURSDAY...Sunny. Highs 83 to 98.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 53 to 63. Highs
87 to 102.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Partly cloudy. Lows 57 to
67. Highs 88 to 103.
.SUNDAY THROUGH MONDAY...Mostly clear. Highs 86 to 101. Lows
56 to 66.

&&

                     TEMPERATURE   /  PRECIPITATION
Garberville          88   51   92  /   0    0    0


$$

CAZ107-200615-
Northern Trinity-
1012 PM PDT Tue Aug 19 2025

...HEAT ADVISORY IN EFFECT FROM 11 AM THURSDAY TO 11 PM PDT
SATURDAY...

.TODAY...Sunny. Highs 83 to 98.
.TONIGHT...Clear. Lows 51 to 61.
.WEDNESDAY...Sunny. Highs 86 to 101.
.WEDNESDAY NIGHT...Clear. Lows 55 to 65.
.THURSDAY...Sunny. Highs 94 to 109.
.THURSDAY NIGHT AND FRIDAY...Clear. Lows 58 to 68. Highs 97 to
112.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows 61 to 71. Highs
97 to 112.
.SATURDAY NIGHT THROUGH MONDAY...Mostly clear. Lows 61 to 71.
Highs 97 to 112.

&&

                     TEMPERATURE   /  PRECIPITATION
Trinity Center       91   55   95  /   0    0    0
Weaverville          91   54   95  /   0    0    0


$$

CAZ108-200615-
Southern Trinity-
1012 PM PDT Tue Aug 19 2025

...HEAT ADVISORY IN EFFECT FROM 11 AM THURSDAY TO 11 PM PDT
SATURDAY...

.TODAY...Sunny. Highs 76 to 91.
.TONIGHT...Clear. Lows 48 to 58.
.WEDNESDAY...Sunny. Highs 80 to 95.
.WEDNESDAY NIGHT...Clear. Lows 52 to 62.
.THURSDAY...Sunny. Highs 87 to 102.
.THURSDAY NIGHT...Clear. Lows 57 to 67.
.FRIDAY...Sunny. Highs 91 to 106.
.FRIDAY NIGHT...Partly cloudy. Lows 60 to 70.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Highs 92 to 107.
Lows 60 to 70.
.SUNDAY...Sunny. Highs 90 to 105.
.SUNDAY NIGHT AND MONDAY...Mostly clear. Lows 59 to 69. Highs
90 to 105.

&&

                     TEMPERATURE   /  PRECIPITATION
Hayfork              91   47   94  /   0    0    0
Ruth                 86   47   91  /   0    0    0


$$

CAZ109-200615-
Mendocino Coast-
1012 PM PDT Tue Aug 19 2025

.TODAY...Partly cloudy early in the morning then clearing. Patchy
fog in the morning. Highs 69 to 84. Northwest wind 5 to 15 mph.
.TONIGHT...Partly cloudy. Patchy fog overnight. Lows 49 to 59.
Northwest wind 5 to 15 mph.
.WEDNESDAY...Sunny. Highs 75 to 90. Northwest wind 5 to 15 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 50 to 60. North wind around
15 mph.
.THURSDAY...Sunny. Highs 74 to 89. Northwest wind around 15 mph.
.THURSDAY NIGHT...Mostly clear. Patchy fog. Lows 49 to 59.
.FRIDAY...Sunny. Highs 70 to 85.
.FRIDAY NIGHT THROUGH MONDAY...Partly cloudy. Lows 50 to 60.
Highs 71 to 86.

&&

                     TEMPERATURE   /  PRECIPITATION
Fort Bragg           66   52   68  /   0    0    0
Point Arena          63   54   64  /   0    0    0


$$

CAZ110-200615-
Northwestern Mendocino Interior-
1012 PM PDT Tue Aug 19 2025

...HEAT ADVISORY IN EFFECT FROM 11 AM FRIDAY TO 11 PM PDT
SATURDAY...

.TODAY...Sunny. Highs 78 to 93.
.TONIGHT...Clear. Lows 49 to 59.
.WEDNESDAY...Sunny. Highs 84 to 99.
.WEDNESDAY NIGHT...Clear. Lows 53 to 63.
.THURSDAY...Sunny. Highs 88 to 103.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 54 to 64. Highs
92 to 107.
.FRIDAY NIGHT...Partly cloudy. Lows 59 to 69.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Highs 92 to 107.
Lows 58 to 68.
.SUNDAY...Sunny. Highs 89 to 104.
.SUNDAY NIGHT...Mostly clear. Lows 57 to 67.
.MONDAY...Sunny. Highs 89 to 104.

&&

                     TEMPERATURE   /  PRECIPITATION
Leggett              81   53   88  /   0    0    0
Laytonville          85   52   90  /   0    0    0
Willits              81   51   87  /   0    0    0


$$

CAZ111-200615-
Northeastern Mendocino Interior-
1012 PM PDT Tue Aug 19 2025

...HEAT ADVISORY IN EFFECT FROM 11 AM THURSDAY TO 11 PM PDT
SATURDAY...

.TODAY...Sunny. Highs 82 to 97.
.TONIGHT...Clear. Lows 51 to 61.
.WEDNESDAY...Sunny. Highs 87 to 102.
.WEDNESDAY NIGHT...Clear. Lows 56 to 66.
.THURSDAY...Sunny. Highs 92 to 107.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 59 to 69. Highs
95 to 110.
.FRIDAY NIGHT...Partly cloudy. Lows 63 to 73.
.SATURDAY THROUGH MONDAY...Mostly clear. Highs 95 to 110. Lows
62 to 72.

&&

                     TEMPERATURE   /  PRECIPITATION
Covelo               88   52   94  /   0    0    0


$$

CAZ112-200615-
Southwestern Mendocino Interior-
1012 PM PDT Tue Aug 19 2025

.TODAY...Sunny. Patchy valley fog in the morning. Highs 74 to 88.
.TONIGHT...Mostly clear. Patchy valley fog overnight. Lows 49 to
59.
.WEDNESDAY...Sunny. Highs 80 to 95.
.WEDNESDAY NIGHT...Mostly clear. Lows 52 to 62.
.THURSDAY...Sunny. Highs 82 to 97.
.THURSDAY NIGHT...Mostly clear. Patchy valley fog. Lows 50 to 60.
.FRIDAY...Sunny. Highs 84 to 99.
.FRIDAY NIGHT...Partly cloudy. Lows 54 to 64.
.SATURDAY...Sunny. Highs 82 to 97.
.SATURDAY NIGHT...Partly cloudy. Lows 52 to 62.
.SUNDAY...Sunny. Highs 80 to 95.
.SUNDAY NIGHT...Partly cloudy. Lows 52 to 62.
.MONDAY...Sunny. Highs 79 to 94.

&&

                     TEMPERATURE   /  PRECIPITATION
Boonville            83   51   88  /   0    0    0


$$

CAZ113-200615-
Southeastern Mendocino Interior-
1012 PM PDT Tue Aug 19 2025

...HEAT ADVISORY IN EFFECT FROM 11 AM FRIDAY TO 11 PM PDT
SATURDAY...

.TODAY...Sunny. Highs 77 to 92.
.TONIGHT...Clear. Lows 54 to 64.
.WEDNESDAY...Sunny. Highs 83 to 98.
.WEDNESDAY NIGHT...Clear. Lows 59 to 69.
.THURSDAY...Sunny. Highs 87 to 102.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 57 to 67. Highs
90 to 105.
.FRIDAY NIGHT...Partly cloudy. Lows 63 to 73.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Highs 90 to 105.
Lows 62 to 72.
.SUNDAY...Sunny. Highs 87 to 102.
.SUNDAY NIGHT AND MONDAY...Mostly clear. Lows 59 to 69. Highs
87 to 102.

&&

                     TEMPERATURE   /  PRECIPITATION
Ukiah                90   57   95  /   0    0    0


$$

CAZ114-200615-
Northern Lake-
1012 PM PDT Tue Aug 19 2025

...HEAT ADVISORY IN EFFECT FROM 11 AM THURSDAY TO 11 PM PDT
SATURDAY...

.TODAY...Sunny. Highs 77 to 92.
.TONIGHT...Clear. Lows 54 to 64.
.WEDNESDAY...Sunny. Highs 83 to 98.
.WEDNESDAY NIGHT...Clear. Lows 60 to 70.
.THURSDAY...Sunny. Highs 87 to 102.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 62 to 72. Highs
90 to 105.
.FRIDAY NIGHT...Partly cloudy. Lows 65 to 75.
.SATURDAY THROUGH MONDAY...Mostly clear. Highs 90 to 105. Lows
64 to 74.

&&

                     TEMPERATURE   /  PRECIPITATION
Lake Pillsbury       91   51   97  /   0    0    0


$$

CAZ115-200615-
Southern Lake-
1012 PM PDT Tue Aug 19 2025

...HEAT ADVISORY IN EFFECT FROM 11 AM THURSDAY TO 11 PM PDT
SATURDAY...

.TODAY...Sunny. Highs 82 to 93.
.TONIGHT...Clear. Lows 57 to 67.
.WEDNESDAY...Sunny. Highs 87 to 100.
.WEDNESDAY NIGHT...Clear. Lows 62 to 72.
.THURSDAY...Sunny. Highs 91 to 104.
.THURSDAY NIGHT THROUGH MONDAY...Mostly clear. Lows 64 to 74.
Highs 89 to 104.

&&

                     TEMPERATURE   /  PRECIPITATION
Lakeport             87   57   93  /   0    0    0
Middletown           89   56   98  /   0    0    0
Clearlake            90   58   96  /   0    0    0


$$