220  
FNUS56 KEKA 210715  
FWFEKA  
 
FIRE WEATHER PLANNING FORECAST FOR NORTHWEST CALIFORNIA  
NATIONAL WEATHER SERVICE EUREKA CA  
1215 AM PDT SAT JUN 21 2025  
 
...ELEVATED TO LOCALLY CRITICAL FIRE WEATHER CONDITIONS EXPECTED  
FRIDAY AND SATURDAY IN ZONES 264, 277, AND 283...  
   
DISCUSSION  
COOLER TEMPERATURES ARE EXPECTED SATURDAY AFTER THE PASSING OF THE  
UPPER LEVEL TROUGH. LOW RH'S AND GUSTY WEST TO NORTHWEST WINDS CONTINUE INTO  
SATURDAY, ELEVATING LOCALLY CRITICAL FIRE WEATHER CONDITIONS IN LAKE AND  
SE MENDOCINO COUNTIES. WINDS WILL LESSEN SOME, BUT REMAIN GUSTY SATURDAY AFTERNOON AND  
EVENING WHILE MINIMUM RH REMAINS ON LOWER SIDE. TEMPERATURES WILL  
BEGIN TO RECOVER ON SUNDAY AS WINDS GREATLY EASE. THIS WILL BE  
FOLLOWED BY A WARMING AND DRYING TREND MONDAY THROUGH WEDNESDAY  
NEXT WEEK. THERE IS A SLIGHT CHANCE FOR A BRIEF THUNDERSTORM OVER  
MAINLY INTERIOR DEL NORTE COUNTY THIS AFTERNOON AND TONIGHT.  
 
CAZ201-220115-  
NORTH COAST-  
1215 AM PDT SAT JUN 21 2025  
   
TODAY  
 
* SKY/WEATHER............PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS.  
* CHANCE LIGHTNING.......0%.  
* MAX TEMPERATURE.......  
VALLEYS/LWR SLOPES...59-67  
RIDGES/UPR SLOPES....54-62  
* MIN HUMIDITY.......  
VALLEYS/LWR SLOPES...68-78 PERCENT  
RIDGES/UPR SLOPES....64-79 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 8 TO 15 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 9 TO 16 MPH.  
* MIXING HEIGHT..........4100 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.  
* CHANCE LIGHTNING.......0%.  
* MIN TEMPERATURE.......  
VALLEYS/LWR SLOPES...45-49  
RIDGES/UPR SLOPES....45-48  
* MAX HUMIDITY.......  
VALLEYS/LWR SLOPES...86-100 PERCENT  
RIDGES/UPR SLOPES....79-94 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 8 TO 15 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 8 TO 15 MPH.  
* MIXING HEIGHT..........100 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
   
SUNDAY  
 
* SKY/WEATHER............MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY  
THEN BECOMING SUNNY.  
* MAX TEMPERATURE.......  
VALLEYS/LWR SLOPES...62-70  
RIDGES/UPR SLOPES....57-65  
* MIN HUMIDITY.......  
VALLEYS/LWR SLOPES...67-82 PERCENT  
RIDGES/UPR SLOPES....68-83 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 12 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 6 TO 13 MPH.  
* MIXING HEIGHT..........3100 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
   
SUNDAY NIGHT  
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE.......  
VALLEYS/LWR SLOPES...46-50  
RIDGES/UPR SLOPES....46-51  
* MAX HUMIDITY.......  
VALLEYS/LWR SLOPES...83-98 PERCENT  
RIDGES/UPR SLOPES....73-88 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTH WINDS 6 TO 13 MPH.  
RIDGES/UPR SLOPES....NORTH WINDS 6 TO 13 MPH.  
* MIXING HEIGHT..........0 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
 
 
 
CAZ202-220115-  
COASTAL MENDOCINO-  
1215 AM PDT SAT JUN 21 2025  
   
TODAY  
 
* SKY/WEATHER............SUNNY.  
* CHANCE LIGHTNING.......0%.  
* MAX TEMPERATURE.......  
VALLEYS/LWR SLOPES...58-66  
RIDGES/UPR SLOPES....60-68  
* MIN HUMIDITY.......  
VALLEYS/LWR SLOPES...65-80 PERCENT  
RIDGES/UPR SLOPES....55-65 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 10 TO 17 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 10 TO 17 MPH.  
* MIXING HEIGHT..........3000 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER............MOSTLY CLEAR.  
* CHANCE LIGHTNING.......0%.  
* MIN TEMPERATURE.......  
VALLEYS/LWR SLOPES...46-49  
RIDGES/UPR SLOPES....41-49  
* MAX HUMIDITY.......  
VALLEYS/LWR SLOPES...78-93 PERCENT  
RIDGES/UPR SLOPES....76-91 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 10 TO 17 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 10 TO 17 MPH.  
* MIXING HEIGHT..........200 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
   
SUNDAY  
 
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING SUNNY.  
* MAX TEMPERATURE.......  
VALLEYS/LWR SLOPES...58-66  
RIDGES/UPR SLOPES....62-70  
* MIN HUMIDITY.......  
VALLEYS/LWR SLOPES...70-85 PERCENT  
RIDGES/UPR SLOPES....58-68 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 6 TO 13 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 6 TO 13 MPH.  
* MIXING HEIGHT..........2200 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
   
SUNDAY NIGHT  
 
* SKY/WEATHER............MOSTLY CLEAR. PATCHY FOG EARLY IN THE  
MORNING.  
* MIN TEMPERATURE.......  
VALLEYS/LWR SLOPES...46-50  
RIDGES/UPR SLOPES....45-51  
* MAX HUMIDITY.......  
VALLEYS/LWR SLOPES...82-97 PERCENT  
RIDGES/UPR SLOPES....76-91 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 11 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 11 MPH.  
* MIXING HEIGHT..........100 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
 
 
 
CAZ203-204-220115-  
UPPER SMITH-LOWER MIDDLE KLAMATH-  
1215 AM PDT SAT JUN 21 2025  
   
TODAY  
 
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.  
SLIGHT CHANCE OF SHOWERS IN THE MORNING.  
CHANCE OF SHOWERS EARLY IN THE AFTERNOON,  
THEN SLIGHT CHANCE OF SHOWERS LATE IN THE  
AFTERNOON.  
* CHANCE LIGHTNING.......10%.  
* MAX TEMPERATURE.......  
VALLEYS/LWR SLOPES...61-69  
RIDGES/UPR SLOPES....47-55  
* MIN HUMIDITY.......  
VALLEYS/LWR SLOPES...61-71 PERCENT  
RIDGES/UPR SLOPES....59-74 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 9 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 11 MPH.  
* MIXING HEIGHT..........6100 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER............MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY  
THEN BECOMING MOSTLY CLOUDY THEN BECOMING  
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN  
THE EVENING.  
* CHANCE LIGHTNING.......0%.  
* MIN TEMPERATURE.......  
VALLEYS/LWR SLOPES...43-46  
RIDGES/UPR SLOPES....39-44  
* MAX HUMIDITY.......  
VALLEYS/LWR SLOPES...79-94 PERCENT  
RIDGES/UPR SLOPES....71-86 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 9 MPH IN THE  
EVENING...BECOMING DOWNSLOPE/DOWNVALLEY 2  
TO 5 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 11 MPH.  
* MIXING HEIGHT..........0 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
   
SUNDAY  
 
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING SUNNY.  
* MAX TEMPERATURE.......  
VALLEYS/LWR SLOPES...70-78  
RIDGES/UPR SLOPES....56-64  
* MIN HUMIDITY.......  
VALLEYS/LWR SLOPES...42-52 PERCENT  
RIDGES/UPR SLOPES....49-59 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...UPSLOPE/UPVALLEY 2 TO 4 MPH...BECOMING  
NORTHWEST 5 TO 6 MPH IN THE AFTERNOON.  
RIDGES/UPR SLOPES....NORTH WINDS 5 TO 7 MPH.  
* MIXING HEIGHT..........5500 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
   
SUNDAY NIGHT  
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE.......  
VALLEYS/LWR SLOPES...49-52  
RIDGES/UPR SLOPES....49-52  
* MAX HUMIDITY.......  
VALLEYS/LWR SLOPES...61-76 PERCENT  
RIDGES/UPR SLOPES....53-63 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 7 MPH...SHIFTING TO  
THE NORTHEAST 5 TO 6 MPH AFTER MIDNIGHT.  
RIDGES/UPR SLOPES....NORTH WINDS 5 TO 8 MPH...SHIFTING TO THE  
NORTHEAST AFTER MIDNIGHT.  
* MIXING HEIGHT..........0 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
 
 
 
CAZ211-212-220115-  
HOOPA-VAN DUZEN/MAD RIVER-  
1215 AM PDT SAT JUN 21 2025  
   
TODAY  
 
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING SUNNY.  
* CHANCE LIGHTNING.......0%.  
* MAX TEMPERATURE.......  
VALLEYS/LWR SLOPES...64-72  
RIDGES/UPR SLOPES....54-62  
* MIN HUMIDITY.......  
VALLEYS/LWR SLOPES...41-51 PERCENT  
RIDGES/UPR SLOPES....52-62 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 8 TO 15 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 8 TO 15 MPH.  
* MIXING HEIGHT..........5600 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER............PARTLY CLOUDY.  
* CHANCE LIGHTNING.......0%.  
* MIN TEMPERATURE.......  
VALLEYS/LWR SLOPES...41-46  
RIDGES/UPR SLOPES....37-44  
* MAX HUMIDITY.......  
VALLEYS/LWR SLOPES...83-98 PERCENT  
RIDGES/UPR SLOPES....75-90 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 8 TO 15 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 8 TO 15 MPH.  
* MIXING HEIGHT..........0 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
   
SUNDAY  
 
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING SUNNY.  
* MAX TEMPERATURE.......  
VALLEYS/LWR SLOPES...69-77  
RIDGES/UPR SLOPES....61-69  
* MIN HUMIDITY.......  
VALLEYS/LWR SLOPES...43-53 PERCENT  
RIDGES/UPR SLOPES....51-61 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 8 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 8 MPH.  
* MIXING HEIGHT..........4800 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
   
SUNDAY NIGHT  
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE.......  
VALLEYS/LWR SLOPES...AROUND 50  
RIDGES/UPR SLOPES....44-51  
* MAX HUMIDITY.......  
VALLEYS/LWR SLOPES...75-90 PERCENT  
RIDGES/UPR SLOPES....66-81 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 10 MPH...SHIFTING TO  
THE NORTHEAST AFTER MIDNIGHT.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 10 MPH...SHIFTING TO  
THE NORTH 5 TO 6 MPH AFTER MIDNIGHT.  
* MIXING HEIGHT..........0 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
 
 
 
CAZ283-220115-  
TRINITY-  
1215 AM PDT SAT JUN 21 2025  
   
TODAY  
 
* SKY/WEATHER............SUNNY THEN BECOMING PARTLY CLOUDY.  
* CHANCE LIGHTNING.......0%.  
* MAX TEMPERATURE.......  
VALLEYS/LWR SLOPES...68-74  
RIDGES/UPR SLOPES....51-59  
* MIN HUMIDITY.......  
VALLEYS/LWR SLOPES...21-29 PERCENT  
RIDGES/UPR SLOPES....40-50 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...WEST WINDS 7 TO 14 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 9 TO 16 MPH.  
* MIXING HEIGHT..........7800 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER............MOSTLY CLEAR.  
* CHANCE LIGHTNING.......0%.  
* MIN TEMPERATURE.......  
VALLEYS/LWR SLOPES...40-43  
RIDGES/UPR SLOPES....34-41  
* MAX HUMIDITY.......  
VALLEYS/LWR SLOPES...65-79 PERCENT  
RIDGES/UPR SLOPES....61-76 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...WEST WINDS 7 TO 14 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 7 TO 14 MPH.  
* MIXING HEIGHT..........0 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
   
SUNDAY  
 
* SKY/WEATHER............SUNNY.  
* MAX TEMPERATURE.......  
VALLEYS/LWR SLOPES...76-81  
RIDGES/UPR SLOPES....59-67  
* MIN HUMIDITY.......  
VALLEYS/LWR SLOPES...20-27 PERCENT  
RIDGES/UPR SLOPES....38-48 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTH WINDS 5 TO 8 MPH.  
RIDGES/UPR SLOPES....NORTH WINDS 5 TO 8 MPH.  
* MIXING HEIGHT..........7200 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
   
SUNDAY NIGHT  
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE.......  
VALLEYS/LWR SLOPES...48-52  
RIDGES/UPR SLOPES....43-51  
* MAX HUMIDITY.......  
VALLEYS/LWR SLOPES...51-61 PERCENT  
RIDGES/UPR SLOPES....49-59 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 8 MPH.  
RIDGES/UPR SLOPES....NORTH WINDS 5 TO 8 MPH.  
* MIXING HEIGHT..........0 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
 
 
 
CAZ276-220115-  
INTERIOR MENDOCINO-  
1215 AM PDT SAT JUN 21 2025  
   
TODAY  
 
* SKY/WEATHER............SUNNY.  
* CHANCE LIGHTNING.......0%.  
* MAX TEMPERATURE.......  
VALLEYS/LWR SLOPES...66-74  
RIDGES/UPR SLOPES....60-68  
* MIN HUMIDITY.......  
VALLEYS/LWR SLOPES...41-51 PERCENT  
RIDGES/UPR SLOPES....44-54 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 9 TO 16 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 9 TO 16 MPH.  
* MIXING HEIGHT..........5100 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER............MOSTLY CLEAR.  
* CHANCE LIGHTNING.......0%.  
* MIN TEMPERATURE.......  
VALLEYS/LWR SLOPES...40-48  
RIDGES/UPR SLOPES....41-48  
* MAX HUMIDITY.......  
VALLEYS/LWR SLOPES...72-87 PERCENT  
RIDGES/UPR SLOPES....67-82 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 9 TO 16 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 9 TO 16 MPH.  
* MIXING HEIGHT..........0 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
   
SUNDAY  
 
* SKY/WEATHER............SUNNY.  
* MAX TEMPERATURE.......  
VALLEYS/LWR SLOPES...70-78  
RIDGES/UPR SLOPES....65-73  
* MIN HUMIDITY.......  
VALLEYS/LWR SLOPES...43-53 PERCENT  
RIDGES/UPR SLOPES....46-56 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 10 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 10 MPH.  
* MIXING HEIGHT..........4100 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
   
SUNDAY NIGHT  
 
* SKY/WEATHER............CLEAR.  
* MIN TEMPERATURE.......  
VALLEYS/LWR SLOPES...46-54  
RIDGES/UPR SLOPES....47-55  
* MAX HUMIDITY.......  
VALLEYS/LWR SLOPES...70-85 PERCENT  
RIDGES/UPR SLOPES....66-81 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTH WINDS 5 TO 10 MPH.  
RIDGES/UPR SLOPES....NORTH WINDS 5 TO 10 MPH.  
* MIXING HEIGHT..........0 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
 
 
 
CAZ277-220115-  
W MENDOCINO NF/E MENDOCINO UNIT-  
1215 AM PDT SAT JUN 21 2025  
   
TODAY  
 
* SKY/WEATHER............SUNNY.  
* CHANCE LIGHTNING.......0%.  
* MAX TEMPERATURE.......  
VALLEYS/LWR SLOPES...67-75  
RIDGES/UPR SLOPES....57-65  
* MIN HUMIDITY.......  
VALLEYS/LWR SLOPES...29-37 PERCENT  
RIDGES/UPR SLOPES....32-42 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 7 TO 14 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 9 TO 16 MPH.  
* MIXING HEIGHT..........7500 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER............CLEAR.  
* CHANCE LIGHTNING.......0%.  
* MIN TEMPERATURE.......  
VALLEYS/LWR SLOPES...37-44  
RIDGES/UPR SLOPES....38-46  
* MAX HUMIDITY.......  
VALLEYS/LWR SLOPES...74-89 PERCENT  
RIDGES/UPR SLOPES....57-72 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 7 TO 14 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 7 TO 14 MPH.  
* MIXING HEIGHT..........0 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
   
SUNDAY  
 
* SKY/WEATHER............SUNNY.  
* MAX TEMPERATURE.......  
VALLEYS/LWR SLOPES...73-81  
RIDGES/UPR SLOPES....62-70  
* MIN HUMIDITY.......  
VALLEYS/LWR SLOPES...30-38 PERCENT  
RIDGES/UPR SLOPES....32-42 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 9 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 9 MPH.  
* MIXING HEIGHT..........6600 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
   
SUNDAY NIGHT  
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE.......  
VALLEYS/LWR SLOPES...46-54  
RIDGES/UPR SLOPES....49-57  
* MAX HUMIDITY.......  
VALLEYS/LWR SLOPES...66-81 PERCENT  
RIDGES/UPR SLOPES....54-64 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 7 MPH...SHIFTING TO  
THE NORTH 5 MPH AFTER MIDNIGHT.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 8 MPH.  
* MIXING HEIGHT..........0 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
 
 
 
CAZ264-220115-  
LAKE COUNTY PORTION OF LAKE/NAPA/SONOMA RU-  
1215 AM PDT SAT JUN 21 2025  
   
TODAY  
 
* SKY/WEATHER............SUNNY.  
* CHANCE LIGHTNING.......0%.  
* MAX TEMPERATURE.......  
VALLEYS/LWR SLOPES...AROUND 69  
RIDGES/UPR SLOPES....63-67  
* MIN HUMIDITY.......  
VALLEYS/LWR SLOPES...29 PERCENT  
RIDGES/UPR SLOPES....34-42 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 11 TO 17 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 10 TO 17 MPH.  
* MIXING HEIGHT..........8700 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
   
TONIGHT  
 
* SKY/WEATHER............CLEAR.  
* CHANCE LIGHTNING.......0%.  
* MIN TEMPERATURE.......  
VALLEYS/LWR SLOPES...AROUND 43  
RIDGES/UPR SLOPES....46-50  
* MAX HUMIDITY.......  
VALLEYS/LWR SLOPES...68 PERCENT  
RIDGES/UPR SLOPES....43-53 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 10 TO 18 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 11 TO 18 MPH.  
* MIXING HEIGHT..........0 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
   
SUNDAY  
 
* SKY/WEATHER............SUNNY.  
* MAX TEMPERATURE.......  
VALLEYS/LWR SLOPES...AROUND 73  
RIDGES/UPR SLOPES....67-71  
* MIN HUMIDITY.......  
VALLEYS/LWR SLOPES...29 PERCENT  
RIDGES/UPR SLOPES....32-40 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 11 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 11 MPH.  
* MIXING HEIGHT..........7300 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
   
SUNDAY NIGHT  
 
* SKY/WEATHER............CLEAR.  
* MIN TEMPERATURE.......  
VALLEYS/LWR SLOPES...AROUND 50  
RIDGES/UPR SLOPES....56-61  
* MAX HUMIDITY.......  
VALLEYS/LWR SLOPES...67 PERCENT  
RIDGES/UPR SLOPES....42-52 PERCENT  
* 20-FOOT WINDS...  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 8 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 8 MPH.  
* MIXING HEIGHT..........0 FT AGL.  
* CHC OF WETTING RAIN....0 PERCENT.  
 
 
 
   
EXTENDED FORECAST FOR DAYS 3 THROUGH 5  
 
   
..NORTHWEST CALIFORNIA COAST  
   
MONDAY  
PARTLY CLOUDY. LOWS NEAR 50. HIGHS 61 TO 70. NORTHWEST  
WINDS 5 MPH.    
TUESDAY  
PARTLY CLOUDY. LOWS NEAR 50. HIGHS 60 TO 68. NORTHWEST  
WINDS 5 MPH.    
WEDNESDAY  
MOSTLY CLOUDY. LOWS NEAR 50. HIGHS 60 TO 67.  
NORTHWEST WINDS 5 MPH.  
   
..NORTHWEST CALIFORNIA INTERIOR  
   
MONDAY  
MOSTLY CLEAR. LOWS 52 TO 60. HIGHS 81 TO 91. NORTHWEST  
WINDS 5 MPH.    
TUESDAY  
MOSTLY CLEAR. LOWS 52 TO 60. HIGHS 81 TO 93. NORTHWEST  
WINDS 5 MPH.    
WEDNESDAY  
MOSTLY CLEAR. LOWS 52 TO 60. HIGHS 79 TO 92.  
NORTHWEST WINDS 5 MPH.  
   
6 TO 10 DAY OUTLOOK  
THURSDAY JUNE 26 THROUGH MONDAY JUNE 30, 2025...  
FOR NW CALIF...ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.  
 
 
 
VISIT US AT WWW.WEATHER.GOV/EUREKA  
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab CA Page
Main Text Page