683
FNUS56 KEKA 051955
FWFEKA
FIRE WEATHER PLANNING FORECAST FOR NORTHWEST CALIFORNIA
NATIONAL WEATHER SERVICE EUREKA CA
1255 PM PDT FRI SEP 5 2025
DISCUSSION
INLAND AREAS ARE SEEING COOLER TEMPERATURES TODAY
AND THIS TREND IS EXPECTED TO CONTINUE INTO MONDAY. COASTAL CLOUDS
REMAIN IN PLACE THIS AFTERNOON AND ARE EXPECTED TO EXPAND TONIGHT
WITH MORE DRIZZLE EXPECTED. WINDS REMAIN DIURNAL AND TERRAIN
DRIVEN THROUGH THE WEEKEND, WITH AFTERNOON BREEZES. IN HUMBOLDT,
DEL NORTE AND TRINITY COUNTIES WET WEATHER AND BELOW NORMAL
TEMPERATURES ARE EXPECTED MONDAY AND TUESDAY WITH A GRADUAL
WARMING AND DRYING TREND LATER IN THE WEEK. LESS RAIN IS EXPECTED
IN AREAS FARTHER SOUTH IN MENDOCINO AND LAKE COUNTIES WITH SOME
AREAS NOT EVEN EXPECTED TO SEE A WETTING RAIN.
CAZ201-061330-
NORTH COAST-
1255 PM PDT FRI SEP 5 2025
TONIGHT
* SKY/WEATHER............MOSTLY CLOUDY. PATCHY DENSE FOG LATE IN
THE EVENING. PATCHY FOG LATE IN THE NIGHT.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...52-55
RIDGES/UPR SLOPES....51-57
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...85-100 PERCENT
RIDGES/UPR SLOPES....76-91 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.
SATURDAY
* SKY/WEATHER............MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
PATCHY FOG IN THE MORNING.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...69-77
RIDGES/UPR SLOPES....65-73
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...70-80 PERCENT
RIDGES/UPR SLOPES....60-75 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 7 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 TO 7 MPH.
* MIXING HEIGHT..........2600 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
SATURDAY NIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...50-55
RIDGES/UPR SLOPES....50-58
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...81-96 PERCENT
RIDGES/UPR SLOPES....71-86 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING DOWNSLOPE/DOWNVALLEY 2
TO 4 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 MPH...SHIFTING TO THE EAST
AFTER MIDNIGHT.
* MIXING HEIGHT..........0 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
SUNDAY
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...69-77
RIDGES/UPR SLOPES....66-74
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...68-83 PERCENT
RIDGES/UPR SLOPES....61-76 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTHEAST WINDS 5 MPH...SHIFTING TO THE
SOUTHWEST 5 TO 7 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHEAST WINDS 5 TO 6 MPH...SHIFTING TO
THE SOUTHWEST IN THE AFTERNOON.
* MIXING HEIGHT..........4700 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ202-061330-
COASTAL MENDOCINO-
1255 PM PDT FRI SEP 5 2025
TONIGHT
* SKY/WEATHER............MOSTLY CLOUDY. PATCHY DENSE FOG IN THE
LATE EVENING AND EARLY MORNING.
* CHANCE LIGHTNING.......0%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...53-56
RIDGES/UPR SLOPES....48-56
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...89-100 PERCENT
RIDGES/UPR SLOPES....82-97 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.
SATURDAY
* SKY/WEATHER............MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY
THEN BECOMING SUNNY. PATCHY FOG IN THE
MORNING.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...66-74
RIDGES/UPR SLOPES....68-76
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...62-77 PERCENT
RIDGES/UPR SLOPES....54-64 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 8 MPH...SHIFTING TO
THE WEST 5 TO 7 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 6 MPH...SHIFTING TO
THE WEST IN THE AFTERNOON.
* MIXING HEIGHT..........2100 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
SATURDAY NIGHT
* SKY/WEATHER............MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...53-56
RIDGES/UPR SLOPES....47-55
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...83-98 PERCENT
RIDGES/UPR SLOPES....78-93 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 MPH IN THE
EVENING...BECOMING DOWNSLOPE/DOWNVALLEY 1
TO 3 MPH.
RIDGES/UPR SLOPES....NORTHWEST WINDS 5 MPH IN THE
EVENING...BECOMING DOWNSLOPE/DOWNVALLEY 2
TO 4 MPH.
* MIXING HEIGHT..........100 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
SUNDAY
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
PATCHY FOG EARLY IN THE MORNING.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...66-74
RIDGES/UPR SLOPES....68-76
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...75-90 PERCENT
RIDGES/UPR SLOPES....59-74 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...UPSLOPE/UPVALLEY 2 TO 4 MPH...BECOMING
SOUTHWEST 5 TO 6 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....VARIABLE 2 TO 4 MPH...BECOMING SOUTHWEST 5
TO 6 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........2800 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ203-204-061330-
UPPER SMITH-LOWER MIDDLE KLAMATH-
1255 PM PDT FRI SEP 5 2025
TONIGHT
* SKY/WEATHER............PARTLY CLOUDY. AREAS OF SMOKE LATE IN THE
EVENING. PATCHY SMOKE AFTER MIDNIGHT.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...52-56
RIDGES/UPR SLOPES....54-57
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...81-96 PERCENT
RIDGES/UPR SLOPES....58-73 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 9 MPH.
RIDGES/UPR SLOPES....SOUTH WINDS 5 TO 9 MPH.
* MIXING HEIGHT..........0 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
SATURDAY
* SKY/WEATHER............SUNNY THEN BECOMING PARTLY CLOUDY. AREAS
OF SMOKE EARLY IN THE MORNING.
* CHANCE LIGHTNING.......10%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...77-85
RIDGES/UPR SLOPES....65-73
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...43-53 PERCENT
RIDGES/UPR SLOPES....44-54 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 8 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 8 MPH.
* MIXING HEIGHT..........3900 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
SATURDAY NIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...49-55
RIDGES/UPR SLOPES....52-56
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...75-90 PERCENT
RIDGES/UPR SLOPES....54-67 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 7 MPH...SHIFTING TO THE
SOUTHEAST 5 MPH AFTER MIDNIGHT.
RIDGES/UPR SLOPES....WEST WINDS 5 TO 7 MPH...SHIFTING TO THE
SOUTH 5 TO 6 MPH AFTER MIDNIGHT.
* MIXING HEIGHT..........0 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
SUNDAY
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING SUNNY THEN
BECOMING PARTLY CLOUDY THEN BECOMING
MOSTLY CLOUDY.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...75-83
RIDGES/UPR SLOPES....62-70
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...52-62 PERCENT
RIDGES/UPR SLOPES....42-52 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...UPSLOPE/UPVALLEY 2 TO 5 MPH...BECOMING
SOUTHWEST 5 TO 8 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHEAST WINDS 5 TO 6 MPH...SHIFTING TO
THE SOUTHWEST 5 TO 7 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........6000 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ211-212-061330-
HOOPA-VAN DUZEN/MAD RIVER-
1255 PM PDT FRI SEP 5 2025
TONIGHT
* SKY/WEATHER............PARTLY CLOUDY.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...53-56
RIDGES/UPR SLOPES....50-58
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...83-98 PERCENT
RIDGES/UPR SLOPES....68-83 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 9 MPH.
RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 7 MPH IN THE
EVENING...BECOMING DOWNSLOPE/DOWNVALLEY 2
TO 4 MPH.
* MIXING HEIGHT..........0 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
SATURDAY
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING SUNNY.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...79-87
RIDGES/UPR SLOPES....69-77
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...32-40 PERCENT
RIDGES/UPR SLOPES....45-55 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTH WINDS 5 MPH...SHIFTING TO THE WEST 5
TO 7 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTH WINDS 5 MPH...SHIFTING TO THE
SOUTHWEST 5 TO 7 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........4800 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
SATURDAY NIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...49-55
RIDGES/UPR SLOPES....47-55
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...81-96 PERCENT
RIDGES/UPR SLOPES....66-81 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING DOWNSLOPE/DOWNVALLEY 2
TO 4 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 TO 6 MPH...SHIFTING TO THE
NORTHEAST 5 MPH AFTER MIDNIGHT.
* MIXING HEIGHT..........0 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
SUNDAY
* SKY/WEATHER............SUNNY THEN BECOMING PARTLY CLOUDY THEN
BECOMING MOSTLY CLOUDY.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...76-84
RIDGES/UPR SLOPES....66-74
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...43-53 PERCENT
RIDGES/UPR SLOPES....44-54 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...UPSLOPE/UPVALLEY 2 TO 4 MPH...BECOMING
SOUTHWEST 5 TO 7 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....EAST WINDS 5 TO 6 MPH...SHIFTING TO THE
SOUTHWEST 5 TO 7 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........6300 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ283-061330-
TRINITY-
1255 PM PDT FRI SEP 5 2025
TONIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...54-59
RIDGES/UPR SLOPES....50-57
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...64-79 PERCENT
RIDGES/UPR SLOPES....55-65 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 6 MPH...SHIFTING TO
THE SOUTHEAST 5 MPH AFTER MIDNIGHT.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 7 MPH...SHIFTING TO
THE SOUTHEAST 5 TO 6 MPH AFTER MIDNIGHT.
* MIXING HEIGHT..........0 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
SATURDAY
* SKY/WEATHER............SUNNY THEN BECOMING PARTLY CLOUDY. SLIGHT
CHANCE OF SHOWERS IN THE AFTERNOON. SLIGHT
CHANCE OF THUNDERSTORMS LATE IN THE
AFTERNOON.
* CHANCE LIGHTNING.......0% INCREASING TO 20% IN THE AFTERNOON.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...81-87
RIDGES/UPR SLOPES....67-75
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...22-29 PERCENT
RIDGES/UPR SLOPES....29-37 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...EAST WINDS 5 TO 8 MPH.
RIDGES/UPR SLOPES....SOUTHEAST WINDS 5 TO 7 MPH...SHIFTING TO
THE SOUTH 5 TO 8 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........7700 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
SATURDAY NIGHT
* SKY/WEATHER............MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...51-56
RIDGES/UPR SLOPES....47-55
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...72-86 PERCENT
RIDGES/UPR SLOPES....60-74 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING DOWNSLOPE/DOWNVALLEY 2
TO 4 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 TO 8 MPH.
* MIXING HEIGHT..........0 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
SUNDAY
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING SUNNY THEN
BECOMING PARTLY CLOUDY.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...77-83
RIDGES/UPR SLOPES....63-71
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...31-39 PERCENT
RIDGES/UPR SLOPES....40-50 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...UPSLOPE/UPVALLEY 2 TO 4 MPH...BECOMING
SOUTHEAST 5 TO 7 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....EAST WINDS 5 TO 6 MPH...SHIFTING TO THE
SOUTH 5 TO 8 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........7500 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ276-061330-
INTERIOR MENDOCINO-
1255 PM PDT FRI SEP 5 2025
TONIGHT
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE LIGHTNING.......0%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...49-57
RIDGES/UPR SLOPES....50-58
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...80-95 PERCENT
RIDGES/UPR SLOPES....73-88 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 10 MPH.
RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 10 MPH.
* MIXING HEIGHT..........0 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
SATURDAY
* SKY/WEATHER............MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY
THEN BECOMING SUNNY. PATCHY FOG IN THE
MORNING.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...76-84
RIDGES/UPR SLOPES....71-79
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...37-47 PERCENT
RIDGES/UPR SLOPES....40-50 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 8 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 TO 8 MPH.
* MIXING HEIGHT..........3800 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
SATURDAY NIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...49-57
RIDGES/UPR SLOPES....50-58
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...77-92 PERCENT
RIDGES/UPR SLOPES....70-85 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 8 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 TO 8 MPH...SHIFTING TO THE
NORTH 5 TO 6 MPH AFTER MIDNIGHT.
* MIXING HEIGHT..........0 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
SUNDAY
* SKY/WEATHER............SUNNY THEN BECOMING PARTLY CLOUDY.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...75-83
RIDGES/UPR SLOPES....70-78
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...51-61 PERCENT
RIDGES/UPR SLOPES....54-64 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...UPSLOPE/UPVALLEY 2 TO 4 MPH...BECOMING
WEST 5 TO 7 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....NORTHEAST WINDS 5 MPH...SHIFTING TO THE
WEST 5 TO 7 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........5300 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ277-061330-
W MENDOCINO NF/E MENDOCINO UNIT-
1255 PM PDT FRI SEP 5 2025
TONIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* CHANCE LIGHTNING.......0%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...49-57
RIDGES/UPR SLOPES....53-59
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...73-88 PERCENT
RIDGES/UPR SLOPES....58-73 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 8 MPH.
RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 7 MPH...SHIFTING TO
THE NORTHEAST 5 TO 6 MPH AFTER MIDNIGHT.
* MIXING HEIGHT..........0 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
SATURDAY
* SKY/WEATHER............SUNNY.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...79-87
RIDGES/UPR SLOPES....69-77
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...27-33 PERCENT
RIDGES/UPR SLOPES....30-38 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 8 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 8 MPH.
* MIXING HEIGHT..........6200 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
SATURDAY NIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...46-54
RIDGES/UPR SLOPES....50-57
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...75-90 PERCENT
RIDGES/UPR SLOPES....58-73 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING DOWNSLOPE/DOWNVALLEY 2
TO 4 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 TO 7 MPH...SHIFTING TO THE
NORTHWEST 5 TO 6 MPH AFTER MIDNIGHT.
* MIXING HEIGHT..........0 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
SUNDAY
* SKY/WEATHER............SUNNY THEN BECOMING PARTLY CLOUDY.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...77-85
RIDGES/UPR SLOPES....65-73
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...35-45 PERCENT
RIDGES/UPR SLOPES....39-49 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...UPSLOPE/UPVALLEY 2 TO 4 MPH...BECOMING
SOUTHWEST 5 TO 7 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....NORTH WINDS 5 MPH...SHIFTING TO THE
SOUTHWEST 5 TO 8 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........6700 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ264-061330-
LAKE COUNTY PORTION OF LAKE/NAPA/SONOMA RU-
1255 PM PDT FRI SEP 5 2025
TONIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* CHANCE LIGHTNING.......0%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...AROUND 52
RIDGES/UPR SLOPES....59-62
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...87 PERCENT
RIDGES/UPR SLOPES....55-70 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...NORTHWEST WINDS 6 TO 11 MPH.
RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 11 MPH.
* MIXING HEIGHT..........0 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
SATURDAY
* SKY/WEATHER............SUNNY.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...AROUND 79
RIDGES/UPR SLOPES....72-77
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...29 PERCENT
RIDGES/UPR SLOPES....31-39 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 8 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 TO 11 MPH.
* MIXING HEIGHT..........6100 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
SATURDAY NIGHT
* SKY/WEATHER............MOSTLY CLEAR.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...AROUND 51
RIDGES/UPR SLOPES....AROUND 60
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...78 PERCENT
RIDGES/UPR SLOPES....55-65 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 10 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 TO 10 MPH.
* MIXING HEIGHT..........0 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
SUNDAY
* SKY/WEATHER............SUNNY.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...AROUND 76
RIDGES/UPR SLOPES....70-75
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...43 PERCENT
RIDGES/UPR SLOPES....44-54 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 9 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 TO 10 MPH.
* MIXING HEIGHT..........6200 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
EXTENDED FORECAST FOR DAYS 3 THROUGH 5
..NORTHWEST CALIFORNIA COAST
MONDAY
MOSTLY CLOUDY WITH SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE MID TO
UPPER 50S. HIGHS 63 TO 69. SOUTH WINDS 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH CHANCE OF SHOWERS. PATCHY FOG. LOWS
IN THE MID TO UPPER 50S. HIGHS IN THE 60S. NORTH WINDS 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH CHANCE OF SHOWERS. PATCHY FOG.
LOWS IN THE LOWER TO MID 50S. HIGHS 63 TO 68. NORTH WINDS 5 MPH.
..NORTHWEST CALIFORNIA INTERIOR
MONDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS 50 TO 58. HIGHS 69 TO 78. WEST WINDS 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH CHANCE OF SHOWERS. PATCHY FOG IN
THE MORNING. LOWS 49 TO 57. HIGHS 69 TO 77. WEST WINDS 5 MPH.
WEDNESDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS. PATCHY FOG IN
THE MORNING. LOWS 49 TO 57. HIGHS 73 TO 83. NORTHWEST WINDS
5 MPH.
6 TO 10 DAY OUTLOOK
THURSDAY SEPTEMBER 11 THROUGH MONDAY SEPTEMBER 15, 2025...
FOR NW CALIF...NEAR NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
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