373  
FPUS56 KEKA 172032  
ZFPEKA  
 
ZONE FORECAST PRODUCT FOR CALIFORNIA  
NATIONAL WEATHER SERVICE EUREKA CA  
131 PM PDT SUN AUG 17 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 TONIGHT, MONDAY, MONDAY NIGHT, AND TUESDAY.  
 
CAZ101-181400-  
COASTAL DEL NORTE-  
132 PM PDT SUN AUG 17 2025  
   
TONIGHT
 
CLOUDY. PATCHY DENSE FOG. LOWS 46 TO 56. WEST WIND  
AROUND 5 MPH IN THE EVENING BECOMING LIGHT.    
MONDAY
 
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. PATCHY  
DENSE FOG IN THE MORNING. HIGHS 59 TO 69. NORTHWEST WIND AROUND  
5 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. PATCHY FOG. LOWS 46 TO 56. NORTHWEST WIND AROUND 5 MPH.    
TUESDAY
 
PARTLY CLOUDY. PATCHY FOG. HIGHS 61 TO 71. WEST WIND  
AROUND 5 MPH.    
TUESDAY NIGHT AND WEDNESDAY
 
PARTLY CLOUDY. PATCHY FOG. LOWS  
47 TO 57. HIGHS 61 TO 76. NORTH WIND AROUND 5 MPH.    
WEDNESDAY NIGHT THROUGH SUNDAY
 
PARTLY CLOUDY. LOWS 50 TO 60.  
HIGHS 66 TO 81.  
 

 
 
TEMPERATURE / PRECIPITATION  
CRESCENT CITY 52 62 52 62 / 0 0 0 0  
KLAMATH 51 63 51 64 / 0 0 0 0  
 

 
 
CAZ102-181400-  
DEL NORTE INTERIOR-  
132 PM PDT SUN AUG 17 2025  
   
TONIGHT
 
MOSTLY CLOUDY UNTIL LATE TONIGHT THEN BECOMING PARTLY  
CLOUDY. PATCHY DENSE VALLEY FOG OVERNIGHT. LOWS 44 TO 54.    
MONDAY
 
SUNNY. PATCHY DENSE VALLEY FOG IN THE MORNING. HIGHS  
63 TO 78.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS 47 TO 57.    
TUESDAY
 
SUNNY. HIGHS 68 TO 83.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 49 TO 59.    
WEDNESDAY
 
SUNNY. HIGHS 72 TO 87.    
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
 
CLEAR. LOWS 54 TO 64.  
HIGHS 78 TO 93.    
FRIDAY THROUGH SUNDAY
 
MOSTLY CLEAR. HIGHS 82 TO 97. LOWS 56 TO  
66.  
 

 
 
TEMPERATURE / PRECIPITATION  
GASQUET 48 76 49 79 / 0 0 0 0  
 

 
 
CAZ103-181400-  
NORTHERN HUMBOLDT COAST-  
132 PM PDT SUN AUG 17 2025  
   
TONIGHT
 
MOSTLY CLOUDY. PATCHY DENSE FOG. LOWS 46 TO 56.  
NORTHWEST WIND AROUND 10 MPH.    
MONDAY
 
MOSTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY  
SUNNY. PATCHY FOG IN THE MORNING. HIGHS 62 TO 72. NORTHWEST WIND  
AROUND 10 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. PATCHY FOG OVERNIGHT. LOWS 46 TO 56. NORTHWEST WIND  
AROUND 10 MPH.    
TUESDAY
 
PARTLY CLOUDY. PATCHY FOG. HIGHS 62 TO 72. NORTHWEST  
WIND AROUND 15 MPH.    
TUESDAY NIGHT AND WEDNESDAY
 
PARTLY CLOUDY. PATCHY FOG. LOWS  
47 TO 57. HIGHS 62 TO 74. NORTH WIND UP TO 10 MPH.    
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS  
47 TO 57. HIGHS 64 TO 78.    
FRIDAY
 
MOSTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY  
SUNNY. PATCHY FOG. HIGHS 64 TO 79.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. LOWS 48 TO 58.    
SATURDAY
 
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. PATCHY FOG. HIGHS 64 TO 79.    
SATURDAY NIGHT AND SUNDAY
 
MOSTLY CLOUDY. LOWS 49 TO 59. HIGHS  
64 TO 79.  
 

 
 
TEMPERATURE / PRECIPITATION  
MCKINLEYVILLE 52 64 51 64 / 0 0 0 0  
ARCATA 52 65 50 66 / 0 0 0 0  
EUREKA 52 65 52 64 / 0 0 0 0  
FORTUNA 52 68 51 69 / 0 0 0 0  
 

 
 
CAZ104-181400-  
SOUTHWESTERN HUMBOLDT-  
132 PM PDT SUN AUG 17 2025  
   
TONIGHT
 
PARTLY CLOUDY. LOWS 46 TO 56. NORTH WIND UP TO 10 MPH.   
MONDAY
 
MOSTLY SUNNY. HIGHS 67 TO 82. NORTHWEST WIND AROUND  
10 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS 48 TO 58. NORTH WIND 5 TO  
15 MPH.    
TUESDAY
 
SUNNY. HIGHS 75 TO 90. NORTH WIND AROUND 15 MPH.    
TUESDAY NIGHT AND WEDNESDAY
 
MOSTLY CLEAR. LOWS 50 TO 60. HIGHS  
77 TO 92. NORTH WIND 5 TO 15 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 52 TO 62.    
THURSDAY
 
SUNNY. HIGHS 81 TO 96.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLEAR. LOWS 51 TO 61. HIGHS  
82 TO 97.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS 52 TO 62.    
SATURDAY THROUGH SUNDAY
 
MOSTLY CLEAR. HIGHS 80 TO 95. LOWS  
52 TO 62.  
 

 
 
TEMPERATURE / PRECIPITATION  
HONEYDEW 49 76 50 79 / 0 0 0 0  
 

 
 
CAZ105-181400-  
NORTHERN HUMBOLDT INTERIOR-  
132 PM PDT SUN AUG 17 2025  
   
TONIGHT
 
MOSTLY CLOUDY EARLY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. PATCHY VALLEY FOG OVERNIGHT. LOWS 45 TO 55.    
MONDAY
 
MOSTLY SUNNY. PATCHY DENSE VALLEY FOG IN THE MORNING.  
HIGHS 74 TO 89.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS 46 TO 56.    
TUESDAY
 
SUNNY. HIGHS 82 TO 97.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 48 TO 58.    
WEDNESDAY
 
SUNNY. HIGHS 85 TO 100.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 51 TO 61.    
THURSDAY
 
SUNNY. HIGHS 89 TO 104.    
THURSDAY NIGHT THROUGH SUNDAY
 
MOSTLY CLEAR. LOWS 54 TO 64.  
HIGHS 92 TO 107.  
 

 
 
TEMPERATURE / PRECIPITATION  
ORLEANS 50 86 53 94 / 0 0 0 0  
HOOPA 51 85 49 89 / 0 0 0 0  
WILLOW CREEK 51 88 51 92 / 0 0 0 0  
 

 
 
CAZ106-181400-  
SOUTHERN HUMBOLDT INTERIOR-  
132 PM PDT SUN AUG 17 2025  
   
TONIGHT
 
MOSTLY CLOUDY EARLY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. PATCHY VALLEY FOG OVERNIGHT. LOWS 45 TO 55.    
MONDAY
 
PARTLY CLOUDY IN THE MORNING THEN CLEARING. PATCHY  
VALLEY FOG IN THE MORNING. HIGHS 71 TO 86.    
MONDAY NIGHT
 
MOSTLY CLEAR. PATCHY VALLEY FOG OVERNIGHT. LOWS  
45 TO 55.    
TUESDAY
 
SUNNY. HIGHS 77 TO 92.    
TUESDAY NIGHT AND WEDNESDAY
 
MOSTLY CLEAR. LOWS 47 TO 57. HIGHS  
79 TO 94.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 50 TO 60.    
THURSDAY
 
SUNNY. HIGHS 84 TO 99.    
THURSDAY NIGHT THROUGH SUNDAY
 
MOSTLY CLEAR. LOWS 53 TO 63.  
HIGHS 87 TO 102.  
 

 
 
TEMPERATURE / PRECIPITATION  
GARBERVILLE 50 84 49 88 / 0 0 0 0  
 

 
 
CAZ107-181400-  
NORTHERN TRINITY-  
132 PM PDT SUN AUG 17 2025  
   
TONIGHT
 
MOSTLY CLOUDY EARLY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS AND ISOLATED  
THUNDERSTORMS IN THE EVENING. LOWS 47 TO 57.    
MONDAY
 
SUNNY. HIGHS 81 TO 96.    
MONDAY NIGHT
 
CLEAR. LOWS 48 TO 58.    
TUESDAY
 
SUNNY. HIGHS 84 TO 99.    
TUESDAY NIGHT AND WEDNESDAY
 
CLEAR. LOWS 50 TO 60. HIGHS 86 TO  
101.    
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
 
CLEAR. LOWS 55 TO 65.  
HIGHS 94 TO 109.    
FRIDAY
 
SUNNY. HIGHS 97 TO 112.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 59 TO 69.    
SATURDAY THROUGH SUNDAY
 
CLEAR. HIGHS 96 TO 111. LOWS 59 TO 69.  
 

 
 
TEMPERATURE / PRECIPITATION  
TRINITY CENTER 52 85 52 90 / 10 0 0 0  
WEAVERVILLE 52 87 52 91 / 0 0 0 0  
 

 
 
CAZ108-181400-  
SOUTHERN TRINITY-  
132 PM PDT SUN AUG 17 2025  
   
TONIGHT
 
MOSTLY CLOUDY EARLY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. PATCHY VALLEY FOG OVERNIGHT. LOWS 44 TO 54.    
MONDAY
 
MOSTLY SUNNY. HIGHS 72 TO 87.    
MONDAY NIGHT
 
CLEAR. LOWS 46 TO 56.    
TUESDAY
 
SUNNY. HIGHS 79 TO 94.    
TUESDAY NIGHT AND WEDNESDAY
 
CLEAR. LOWS 48 TO 58. HIGHS 81 TO  
96.    
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
 
CLEAR. LOWS 54 TO 64.  
HIGHS 88 TO 103.    
FRIDAY
 
SUNNY. HIGHS 91 TO 106.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 56 TO 66.    
SATURDAY THROUGH SUNDAY
 
CLEAR. HIGHS 90 TO 105. LOWS 56 TO 66.  
 

 
 
TEMPERATURE / PRECIPITATION  
HAYFORK 46 87 46 94 / 0 0 0 0  
RUTH 44 81 45 86 / 0 0 0 0  
 

 
 
CAZ109-181400-  
MENDOCINO COAST-  
132 PM PDT SUN AUG 17 2025  
   
TONIGHT
 
PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY IN THE LATE  
EVENING AND OVERNIGHT THEN BECOMING PARTLY CLOUDY. PATCHY FOG  
OVERNIGHT. LOWS 44 TO 54. NORTHWEST WIND 5 TO 15 MPH.    
MONDAY
 
PARTLY CLOUDY IN THE MORNING THEN CLEARING. PATCHY FOG  
IN THE MORNING. HIGHS 62 TO 76. NORTHWEST WIND AROUND 10 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY. PATCHY FOG OVERNIGHT. LOWS 45 TO  
55. NORTHWEST WIND 5 TO 15 MPH.    
TUESDAY
 
SUNNY. PATCHY FOG. HIGHS 65 TO 80. NORTHWEST WIND  
AROUND 15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. PATCHY FOG. LOWS 47 TO 57.  
NORTHWEST WIND AROUND 15 MPH.    
WEDNESDAY
 
SUNNY. HIGHS 72 TO 87. NORTHWEST WIND AROUND 10 MPH.   
WEDNESDAY NIGHT THROUGH FRIDAY
 
MOSTLY CLEAR. LOWS 48 TO 58.  
HIGHS 72 TO 87.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS 48 TO 58.    
SATURDAY
 
SUNNY. HIGHS 70 TO 85.    
SATURDAY NIGHT AND SUNDAY
 
PARTLY CLOUDY. LOWS 48 TO 58. HIGHS  
70 TO 85.  
 

 
 
TEMPERATURE / PRECIPITATION  
FORT BRAGG 51 63 50 65 / 0 0 0 0  
POINT ARENA 52 61 52 61 / 0 0 0 0  
 

 
 
CAZ110-181400-  
NORTHWESTERN MENDOCINO INTERIOR-  
132 PM PDT SUN AUG 17 2025  
   
TONIGHT
 
PARTLY CLOUDY. LOWS 44 TO 54.    
MONDAY
 
SUNNY. HIGHS 74 TO 89.    
MONDAY NIGHT
 
CLEAR. LOWS 46 TO 56.    
TUESDAY
 
SUNNY. HIGHS 78 TO 93.    
TUESDAY NIGHT AND WEDNESDAY
 
CLEAR. LOWS 49 TO 59. HIGHS 83 TO  
98.    
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
 
CLEAR. LOWS 53 TO 63.  
HIGHS 89 TO 104.    
FRIDAY AND FRIDAY NIGHT
 
MOSTLY CLEAR. HIGHS 91 TO 106. LOWS  
55 TO 65.    
SATURDAY THROUGH SUNDAY
 
CLEAR. HIGHS 90 TO 105. LOWS 55 TO 65.  
 

 
 
TEMPERATURE / PRECIPITATION  
LEGGETT 47 74 48 79 / 0 0 0 0  
LAYTONVILLE 47 79 50 84 / 0 0 0 0  
WILLITS 47 76 47 80 / 0 0 0 0  
 

 
 
CAZ111-181400-  
NORTHEASTERN MENDOCINO INTERIOR-  
132 PM PDT SUN AUG 17 2025  
   
TONIGHT
 
PARTLY CLOUDY. LOWS 46 TO 56.    
MONDAY
 
SUNNY. HIGHS 74 TO 89.    
MONDAY NIGHT
 
CLEAR. LOWS 48 TO 58.    
TUESDAY
 
SUNNY. HIGHS 79 TO 94.    
TUESDAY NIGHT AND WEDNESDAY
 
CLEAR. LOWS 51 TO 61. HIGHS 83 TO  
98.    
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
 
CLEAR. LOWS 56 TO 66.  
HIGHS 89 TO 104.    
FRIDAY AND FRIDAY NIGHT
 
MOSTLY CLEAR. HIGHS 93 TO 108. LOWS  
58 TO 68.    
SATURDAY THROUGH SUNDAY
 
CLEAR. HIGHS 92 TO 107. LOWS 58 TO 68.  
 

 
 
TEMPERATURE / PRECIPITATION  
COVELO 48 83 49 88 / 0 0 0 0  
 

 
 
CAZ112-181400-  
SOUTHWESTERN MENDOCINO INTERIOR-  
132 PM PDT SUN AUG 17 2025  
   
TONIGHT
 
PARTLY CLOUDY. PATCHY VALLEY FOG OVERNIGHT. LOWS 46 TO  
56.    
MONDAY
 
SUNNY. PATCHY VALLEY FOG IN THE MORNING. HIGHS 70 TO  
83.    
MONDAY NIGHT
 
MOSTLY CLEAR. PATCHY VALLEY FOG OVERNIGHT. LOWS  
45 TO 55.    
TUESDAY
 
SUNNY. PATCHY VALLEY FOG. HIGHS 72 TO 87.    
TUESDAY NIGHT
 
MOSTLY CLEAR. PATCHY VALLEY FOG. LOWS 48 TO 58.    
WEDNESDAY
 
SUNNY. HIGHS 77 TO 92.    
WEDNESDAY NIGHT AND THURSDAY
 
CLEAR. LOWS 50 TO 60. HIGHS 83 TO  
98.    
THURSDAY NIGHT THROUGH SUNDAY
 
MOSTLY CLEAR. LOWS 51 TO 61.  
HIGHS 85 TO 100.  
 

 
 
TEMPERATURE / PRECIPITATION  
BOONVILLE 49 79 48 83 / 0 0 0 0  
 

 
 
CAZ113-181400-  
SOUTHEASTERN MENDOCINO INTERIOR-  
132 PM PDT SUN AUG 17 2025  
   
TONIGHT
 
PARTLY CLOUDY. LOWS 48 TO 58. NORTHWEST WIND AROUND  
20 MPH IN THE EVENING.    
MONDAY
 
SUNNY. HIGHS 72 TO 87.    
MONDAY NIGHT
 
CLEAR. LOWS 49 TO 59.    
TUESDAY
 
SUNNY. HIGHS 77 TO 92.    
TUESDAY NIGHT AND WEDNESDAY
 
CLEAR. LOWS 53 TO 63. HIGHS 81 TO  
96. NORTHWEST WIND AROUND 20 MPH.    
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
 
CLEAR. LOWS 58 TO 68.  
HIGHS 87 TO 102.    
FRIDAY AND FRIDAY NIGHT
 
MOSTLY CLEAR. HIGHS 89 TO 104. LOWS  
59 TO 69.    
SATURDAY
 
SUNNY. HIGHS 88 TO 103.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 58 TO 68.    
SUNDAY
 
SUNNY. HIGHS 86 TO 101.  
 

 
 
TEMPERATURE / PRECIPITATION  
UKIAH 52 84 52 89 / 0 0 0 0  
 

 
 
CAZ114-181400-  
NORTHERN LAKE-  
132 PM PDT SUN AUG 17 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS 46 TO 56.    
MONDAY
 
SUNNY. HIGHS 71 TO 86.    
MONDAY NIGHT
 
CLEAR. LOWS 50 TO 60.    
TUESDAY
 
SUNNY. HIGHS 77 TO 92.    
TUESDAY NIGHT AND WEDNESDAY
 
CLEAR. LOWS 54 TO 64. HIGHS 82 TO  
97.    
WEDNESDAY NIGHT AND THURSDAY
 
CLEAR. LOWS 59 TO 69. HIGHS 87 TO  
102.    
THURSDAY NIGHT THROUGH FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 63 TO  
73. HIGHS 89 TO 104.    
SATURDAY
 
SUNNY. HIGHS 88 TO 103.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 61 TO 71.    
SUNDAY
 
SUNNY. HIGHS 87 TO 102.  
 

 
 
TEMPERATURE / PRECIPITATION  
LAKE PILLSBURY 42 85 45 90 / 0 0 0 0  
 

 
 
CAZ115-181400-  
SOUTHERN LAKE-  
132 PM PDT SUN AUG 17 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS 49 TO 59.    
MONDAY
 
SUNNY. HIGHS 76 TO 88.    
MONDAY NIGHT
 
CLEAR. LOWS 51 TO 61.    
TUESDAY
 
SUNNY. HIGHS 81 TO 92.    
TUESDAY NIGHT AND WEDNESDAY
 
CLEAR. LOWS 56 TO 66. HIGHS 84 TO  
99.    
WEDNESDAY NIGHT AND THURSDAY
 
CLEAR. LOWS 61 TO 71. HIGHS 90 TO  
105.    
THURSDAY NIGHT THROUGH FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 63 TO  
73. HIGHS 91 TO 105.    
SATURDAY
 
SUNNY. HIGHS 91 TO 104.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 61 TO 71.    
SUNDAY
 
SUNNY. HIGHS 90 TO 103.  
 

 
 
TEMPERATURE / PRECIPITATION  
LAKEPORT 51 82 52 88 / 0 0 0 0  
MIDDLETOWN 48 84 50 88 / 0 0 0 0  
CLEARLAKE 51 85 52 92 / 0 0 0 0  
 

 
 
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