662
FNUS56 KEKA 190723
FWFEKA
FIRE WEATHER PLANNING FORECAST FOR NORTHWEST CALIFORNIA
NATIONAL WEATHER SERVICE EUREKA CA
1223 AM PDT SUN JUL 19 2026
...SLIGHT CHANCE FOR DRY THUNDERSTORMS IN THE INTERIOR TONIGHT
THROUGH WEDNESDAY...
DISCUSSION
ABOVE NORMAL INTERIOR TEMPERATURES CONTINUE TODAY INTO
EARLY NEXT WEEK. AFTERNOON RH CONTINUES TO BE LOW WITH MOST INTERIOR
AREAS SEEING TEENS AND 20S. HIGH TEMPERATES RETURN CLOSER TO AVERAGE
EARLY NEXT WEEK. WINDS GENERALLY REMAIN LIGHT AND TERRAIN DRIVEN.
MONSOONAL MOISTURE ARRIVES TONIGHT, BRINGING A 5-10% CHANCE FOR DRY
THUNDERSTORMS. CHANCES FOR THUNDERSTORMS CONTINUE THROUGH WEDNESDAY,
WITH THE HIGHEST CHANCES ON WEDNESDAY.
CAZ401-200115-
COASTAL DEL NORTE-
1223 AM PDT SUN JUL 19 2026
TODAY
* SKY/WEATHER............MOSTLY CLOUDY. PATCHY FOG IN THE MORNING.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...64-71
RIDGES/UPR SLOPES....66-72
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...63-78 PERCENT
RIDGES/UPR SLOPES....63-73 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 7 MPH.
RIDGES/UPR SLOPES....VARIABLE 2 TO 4 MPH...BECOMING WEST 5 MPH
IN THE AFTERNOON.
* MIXING HEIGHT..........1100 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
TONIGHT
* SKY/WEATHER............CLOUDY. PATCHY FOG IN THE LATE EVENING AND
OVERNIGHT. SLIGHT CHANCE OF SHOWERS EARLY
IN THE MORNING.
* CHANCE LIGHTNING.......0%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...54-57
RIDGES/UPR SLOPES....54-57
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...90-100 PERCENT
RIDGES/UPR SLOPES....86-96 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...LIGHT WINDS 1 TO 3 MPH.
RIDGES/UPR SLOPES....VARIABLE 1 TO 3 MPH.
* MIXING HEIGHT..........300 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY
* SKY/WEATHER............MOSTLY CLOUDY. PATCHY FOG IN THE MORNING.
SLIGHT CHANCE OF SHOWERS IN THE MORNING.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...64-70
RIDGES/UPR SLOPES....65-71
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...70-83 PERCENT
RIDGES/UPR SLOPES....71-81 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...LIGHT WINDS 1 TO 3 MPH...BECOMING
SOUTHWEST 5 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....VARIABLE 1 TO 3 MPH...BECOMING SOUTHWEST 5
MPH IN THE AFTERNOON.
* MIXING HEIGHT..........1300 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER............MOSTLY CLOUDY. PATCHY FOG IN THE LATE
EVENING AND OVERNIGHT.
* CHANCE LIGHTNING.......0%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...52-55
RIDGES/UPR SLOPES....52-55
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...92-100 PERCENT
RIDGES/UPR SLOPES....89-99 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...LIGHT WINDS 1 TO 3 MPH.
RIDGES/UPR SLOPES....VARIABLE 1 TO 3 MPH.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ402-200115-
INTERIOR DEL NORTE INCLUDING THE SMITH RIVER VALLEY-
1223 AM PDT SUN JUL 19 2026
TODAY
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...79-87
RIDGES/UPR SLOPES....75-83
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...57-67 PERCENT
RIDGES/UPR SLOPES....51-61 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 7 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 TO 8 MPH.
* MIXING HEIGHT..........4000 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
TONIGHT
* SKY/WEATHER............MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS AFTER MIDNIGHT.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...56-64
RIDGES/UPR SLOPES....60-68
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...66-81 PERCENT
RIDGES/UPR SLOPES....55-70 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 MPH IN THE EVENING...BECOMING
LIGHT WINDS 2 TO 4 MPH.
RIDGES/UPR SLOPES....NORTH WINDS 5 TO 6 MPH...SHIFTING TO THE
EAST AFTER MIDNIGHT.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY
* SKY/WEATHER............MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS IN THE MORNING.
* CHANCE LIGHTNING.......10%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...76-84
RIDGES/UPR SLOPES....73-81
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...65-75 PERCENT
RIDGES/UPR SLOPES....62-72 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...LIGHT WINDS 2 TO 4 MPH...BECOMING WEST 5
TO 6 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHEAST WINDS 5 TO 6 MPH...SHIFTING TO
THE SOUTHWEST 5 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........3700 FT AGL.
* CHC OF WETTING RAIN....10 PERCENT.
MONDAY NIGHT
* SKY/WEATHER............MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS THROUGH THE NIGHT.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...54-62
RIDGES/UPR SLOPES....58-66
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...67-82 PERCENT
RIDGES/UPR SLOPES....56-71 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 MPH IN THE EVENING...BECOMING
LIGHT WINDS 1 TO 3 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING LIGHT WINDS 2 TO 4 MPH.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ403-200115-
NORTHEASTERN INTERIOR HUMBOLDT AND SOUTHWESTERN SISKIYOU
INCLUDING ORLEANS-
1223 AM PDT SUN JUL 19 2026
TODAY
* SKY/WEATHER............SUNNY THEN BECOMING PARTLY CLOUDY THEN
BECOMING MOSTLY CLOUDY. PATCHY SMOKE IN
THE MORNING.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...96-104
RIDGES/UPR SLOPES....79-87
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...14-21 PERCENT
RIDGES/UPR SLOPES....22-30 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...NORTH WINDS 5 MPH...SHIFTING TO THE WEST 5
TO 8 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....EAST WINDS 5 TO 6 MPH...SHIFTING TO THE
WEST 5 TO 8 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........6800 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
TONIGHT
* SKY/WEATHER............MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN
THE LATE EVENING AND OVERNIGHT. SLIGHT
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...62-70
RIDGES/UPR SLOPES....AROUND 70
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...55-65 PERCENT
RIDGES/UPR SLOPES....40-50 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 8 MPH IN THE
EVENING...BECOMING LIGHT WINDS 2 TO 5 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 TO 8 MPH...SHIFTING TO THE
EAST 5 MPH AFTER MIDNIGHT.
* MIXING HEIGHT..........300 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY
* SKY/WEATHER............MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS IN THE MORNING.
* CHANCE LIGHTNING.......10%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...91-99
RIDGES/UPR SLOPES....76-84
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...23-31 PERCENT
RIDGES/UPR SLOPES....32-40 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...LIGHT WINDS 2 TO 4 MPH...BECOMING
SOUTHWEST 5 TO 6 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHEAST WINDS 5 TO 6 MPH...SHIFTING TO
THE SOUTHWEST IN THE AFTERNOON.
* MIXING HEIGHT..........8300 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE LIGHTNING.......0%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...59-67
RIDGES/UPR SLOPES....65-69
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...54-64 PERCENT
RIDGES/UPR SLOPES....38-48 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 7 MPH IN THE
EVENING...BECOMING DOWNSLOPE/DOWNVALLEY 2
TO 4 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 TO 7 MPH IN THE
EVENING...BECOMING LIGHT WINDS 2 TO 4 MPH.
* MIXING HEIGHT..........300 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ404-200115-
NORTHERN COASTAL HUMBOLDT-
1223 AM PDT SUN JUL 19 2026
TODAY
* SKY/WEATHER............MOSTLY CLOUDY. PATCHY FOG IN THE MORNING.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...64-72
RIDGES/UPR SLOPES....AROUND 66
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...67-82 PERCENT
RIDGES/UPR SLOPES....60 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 8 MPH.
RIDGES/UPR SLOPES....VARIABLE 2 TO 4 MPH...BECOMING NORTHWEST 5
TO 6 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........1200 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
TONIGHT
* SKY/WEATHER............MOSTLY CLOUDY. PATCHY DENSE FOG THROUGH
THE NIGHT. SLIGHT CHANCE OF SHOWERS EARLY
IN THE MORNING.
* CHANCE LIGHTNING.......0%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...55-58
RIDGES/UPR SLOPES....AROUND 54
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...88-98 PERCENT
RIDGES/UPR SLOPES....84 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING LIGHT WINDS 2 TO 4 MPH.
RIDGES/UPR SLOPES....NORTHWEST WINDS 5 MPH IN THE
EVENING...BECOMING LIGHT WINDS 2 TO 4 MPH.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY
* SKY/WEATHER............MOSTLY CLOUDY. PATCHY FOG EARLY IN THE
MORNING. SLIGHT CHANCE OF SHOWERS THROUGH
THE DAY.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...64-71
RIDGES/UPR SLOPES....AROUND 65
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...70-85 PERCENT
RIDGES/UPR SLOPES....74 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 8 MPH.
RIDGES/UPR SLOPES....VARIABLE 2 TO 4 MPH...BECOMING WEST 5 TO 6
MPH IN THE AFTERNOON.
* MIXING HEIGHT..........1400 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER............MOSTLY CLOUDY. PATCHY FOG IN THE LATE
EVENING AND OVERNIGHT.
* CHANCE LIGHTNING.......0%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...54-57
RIDGES/UPR SLOPES....AROUND 53
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...90-100 PERCENT
RIDGES/UPR SLOPES....87 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 MPH IN THE EVENING...BECOMING
LIGHT WINDS 1 TO 3 MPH.
RIDGES/UPR SLOPES....VARIABLE 1 TO 3 MPH.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ405-200115-
NORTHWESTERN INTERIOR HUMBOLDT INCLUDING THE BALD HILLS-
1223 AM PDT SUN JUL 19 2026
TODAY
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
PATCHY FOG EARLY IN THE MORNING.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...78-86
RIDGES/UPR SLOPES....74-82
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...57-67 PERCENT
RIDGES/UPR SLOPES....50-60 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 7 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 TO 7 MPH.
* MIXING HEIGHT..........2200 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
TONIGHT
* SKY/WEATHER............MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS
AFTER MIDNIGHT.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...56-64
RIDGES/UPR SLOPES....60-68
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...69-84 PERCENT
RIDGES/UPR SLOPES....58-73 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 MPH IN THE
EVENING...BECOMING LIGHT WINDS 2 TO 4 MPH.
RIDGES/UPR SLOPES....VARIABLE 2 TO 4 MPH...BECOMING SOUTHEAST 5
MPH AFTER MIDNIGHT.
* MIXING HEIGHT..........300 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY
* SKY/WEATHER............MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN
THE MORNING.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...76-84
RIDGES/UPR SLOPES....73-81
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...63-73 PERCENT
RIDGES/UPR SLOPES....57-67 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...LIGHT WINDS 2 TO 4 MPH...BECOMING WEST 5
TO 6 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTH WINDS 5 TO 6 MPH...SHIFTING TO THE
WEST 5 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........2300 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER............MOSTLY CLOUDY.
* CHANCE LIGHTNING.......0%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...54-62
RIDGES/UPR SLOPES....58-66
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...72-87 PERCENT
RIDGES/UPR SLOPES....60-75 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...LIGHT WINDS 1 TO 3 MPH.
RIDGES/UPR SLOPES....VARIABLE 1 TO 3 MPH.
* MIXING HEIGHT..........300 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ406-200115-
EASTERN INTERIOR HUMBOLDT INCLUDING WILLOW CREEK AND HOOPA-
1223 AM PDT SUN JUL 19 2026
TODAY
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...93-101
RIDGES/UPR SLOPES....78-86
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...17-25 PERCENT
RIDGES/UPR SLOPES....26-34 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...EAST WINDS 5 MPH...SHIFTING TO THE
NORTHWEST 5 TO 8 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHEAST WINDS 5 TO 10 MPH...SHIFTING TO
THE WEST 5 TO 8 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........4700 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
TONIGHT
* SKY/WEATHER............MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS IN THE LATE EVENING AND
OVERNIGHT.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...62-66
RIDGES/UPR SLOPES....AROUND 70
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...54-64 PERCENT
RIDGES/UPR SLOPES....37-47 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING LIGHT WINDS 2 TO 4 MPH.
RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 7 MPH...SHIFTING TO
THE EAST 5 TO 6 MPH AFTER MIDNIGHT.
* MIXING HEIGHT..........300 FT AGL.
* CHC OF WETTING RAIN....10 PERCENT.
MONDAY
* SKY/WEATHER............MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS IN THE MORNING.
* CHANCE LIGHTNING.......10%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...90-98
RIDGES/UPR SLOPES....75-83
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...30-38 PERCENT
RIDGES/UPR SLOPES....32-42 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...LIGHT WINDS 2 TO 4 MPH...BECOMING
NORTHWEST 5 TO 6 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHEAST WINDS 5 TO 8 MPH...SHIFTING TO
THE SOUTHWEST 5 TO 6 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........5600 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER............MOSTLY CLOUDY.
* CHANCE LIGHTNING.......0%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...59-63
RIDGES/UPR SLOPES....65-70
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...54-69 PERCENT
RIDGES/UPR SLOPES....39-49 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING LIGHT WINDS 2 TO 4 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 TO 7 MPH...SHIFTING TO THE
EAST 5 MPH AFTER MIDNIGHT.
* MIXING HEIGHT..........300 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ407-200115-
SOUTHWESTERN HUMBOLDT INCLUDING THE KING RANGE AND THE EEL RIVER
VALLEY-
1223 AM PDT SUN JUL 19 2026
TODAY
* SKY/WEATHER............MOSTLY CLOUDY. PATCHY FOG EARLY IN THE
MORNING.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...82-90
RIDGES/UPR SLOPES....73-81
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...42-52 PERCENT
RIDGES/UPR SLOPES....55-65 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 8 MPH.
RIDGES/UPR SLOPES....VARIABLE 2 TO 4 MPH...BECOMING WEST 5 MPH
IN THE AFTERNOON.
* MIXING HEIGHT..........2300 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
TONIGHT
* SKY/WEATHER............MOSTLY CLOUDY.
* CHANCE LIGHTNING.......0%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...56-62
RIDGES/UPR SLOPES....60-68
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...67-82 PERCENT
RIDGES/UPR SLOPES....58-73 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING LIGHT WINDS 2 TO 4 MPH.
RIDGES/UPR SLOPES....VARIABLE 1 TO 3 MPH.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY
* SKY/WEATHER............MOSTLY CLOUDY.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...78-86
RIDGES/UPR SLOPES....70-78
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...47-57 PERCENT
RIDGES/UPR SLOPES....61-71 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...LIGHT WINDS 2 TO 4 MPH...BECOMING
SOUTHWEST 5 TO 6 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 7 MPH.
* MIXING HEIGHT..........2200 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER............MOSTLY CLOUDY.
* CHANCE LIGHTNING.......0%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...54-60
RIDGES/UPR SLOPES....57-65
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...71-86 PERCENT
RIDGES/UPR SLOPES....60-75 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING LIGHT WINDS 2 TO 4 MPH.
RIDGES/UPR SLOPES....NORTHWEST WINDS 5 MPH IN THE
EVENING...BECOMING LIGHT WINDS 1 TO 3 MPH.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ408-200115-
SOUTHEASTERN INTERIOR HUMBOLDT INCLUDING KNEELAND AND ALDERPOINT-
1223 AM PDT SUN JUL 19 2026
TODAY
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...83-91
RIDGES/UPR SLOPES....74-82
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...47-57 PERCENT
RIDGES/UPR SLOPES....48-58 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 8 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 TO 8 MPH.
* MIXING HEIGHT..........3600 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
TONIGHT
* SKY/WEATHER............MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN
THE LATE EVENING AND OVERNIGHT. SLIGHT
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...57-65
RIDGES/UPR SLOPES....61-69
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...62-77 PERCENT
RIDGES/UPR SLOPES....54-64 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING LIGHT WINDS 2 TO 4 MPH.
RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 6 MPH...SHIFTING TO
THE EAST 5 MPH AFTER MIDNIGHT.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY
* SKY/WEATHER............MOSTLY CLOUDY.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...79-87
RIDGES/UPR SLOPES....72-80
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...54-64 PERCENT
RIDGES/UPR SLOPES....63-73 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...LIGHT WINDS 2 TO 4 MPH...BECOMING WEST 5
TO 6 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTH WINDS 5 TO 7 MPH...SHIFTING TO THE
SOUTHWEST 5 TO 6 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........3500 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER............MOSTLY CLOUDY.
* CHANCE LIGHTNING.......0%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...54-62
RIDGES/UPR SLOPES....59-67
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...65-80 PERCENT
RIDGES/UPR SLOPES....54-64 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING LIGHT WINDS 2 TO 4 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 MPH IN THE EVENING...BECOMING
LIGHT WINDS 1 TO 3 MPH.
* MIXING HEIGHT..........300 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ409-200115-
NORTHWESTERN TRINITY INCLUDING SALYER AND BIG BAR-
1223 AM PDT SUN JUL 19 2026
TODAY
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE LIGHTNING.......10%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...94-102
RIDGES/UPR SLOPES....78-86
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...14-19 PERCENT
RIDGES/UPR SLOPES....15-23 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTHEAST WINDS 5 MPH...SHIFTING TO THE
WEST 5 TO 8 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTH WINDS 5 TO 8 MPH.
* MIXING HEIGHT..........7100 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
TONIGHT
* SKY/WEATHER............MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS THROUGH THE NIGHT.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...63-68
RIDGES/UPR SLOPES....63-69
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...48-58 PERCENT
RIDGES/UPR SLOPES....36-45 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 7 MPH IN THE
EVENING...BECOMING LIGHT WINDS 2 TO 4 MPH.
RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 7 MPH...SHIFTING TO
THE EAST 5 TO 6 MPH AFTER MIDNIGHT.
* MIXING HEIGHT..........300 FT AGL.
* CHC OF WETTING RAIN....10 PERCENT.
MONDAY
* SKY/WEATHER............MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS THROUGH THE DAY.
* CHANCE LIGHTNING.......10%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...90-98
RIDGES/UPR SLOPES....74-82
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...19-27 PERCENT
RIDGES/UPR SLOPES....28-36 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTHEAST WINDS 5 TO 6 MPH...SHIFTING TO
THE SOUTH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHEAST WINDS 5 TO 9 MPH.
* MIXING HEIGHT..........7900 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER............MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS THROUGH THE NIGHT.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...61-66
RIDGES/UPR SLOPES....62-68
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...50-60 PERCENT
RIDGES/UPR SLOPES....36-43 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
NORTHEAST 5 MPH AFTER MIDNIGHT.
* MIXING HEIGHT..........300 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ410-200115-
NORTHEASTERN TRINITY INCLUDING TRINITY LAKE-
1223 AM PDT SUN JUL 19 2026
TODAY
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
LATE IN THE AFTERNOON.
* CHANCE LIGHTNING.......10%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...87-95
RIDGES/UPR SLOPES....75-83
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...13-18 PERCENT
RIDGES/UPR SLOPES....16-23 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...NORTHEAST WINDS 5 MPH...SHIFTING TO THE
SOUTHEAST 5 TO 6 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTH WINDS 5 TO 8 MPH.
* MIXING HEIGHT..........6100 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
TONIGHT
* SKY/WEATHER............MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...63-70
RIDGES/UPR SLOPES....59-66
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...53-63 PERCENT
RIDGES/UPR SLOPES....42-51 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTHEAST WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING LIGHT WINDS 2 TO 4 MPH.
RIDGES/UPR SLOPES....SOUTHEAST WINDS 5 TO 7 MPH.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....10 PERCENT.
MONDAY
* SKY/WEATHER............MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.
* CHANCE LIGHTNING.......10%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...84-92
RIDGES/UPR SLOPES....72-80
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...21-29 PERCENT
RIDGES/UPR SLOPES....31-39 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...LIGHT WINDS 2 TO 4 MPH...BECOMING
SOUTHEAST 5 TO 6 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHEAST WINDS 5 TO 8 MPH.
* MIXING HEIGHT..........6800 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY
THEN BECOMING PARTLY CLOUDY. SLIGHT CHANCE
OF SHOWERS AND THUNDERSTORMS IN THE
EVENING.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...61-67
RIDGES/UPR SLOPES....58-66
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...50-60 PERCENT
RIDGES/UPR SLOPES....39-49 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...DOWNSLOPE/DOWNVALLEY 1 TO 3 MPH.
RIDGES/UPR SLOPES....SOUTH WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING DOWNSLOPE/DOWNVALLEY 2
TO 4 MPH.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ411-200115-
EASTERN TRINITY INCLUDING WEAVERVILLE AND HAYFORK-
1223 AM PDT SUN JUL 19 2026
TODAY
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
LATE IN THE AFTERNOON.
* CHANCE LIGHTNING.......10%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...92-98
RIDGES/UPR SLOPES....80-88
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...13-18 PERCENT
RIDGES/UPR SLOPES....16-24 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...EAST WINDS 5 TO 7 MPH.
RIDGES/UPR SLOPES....SOUTHEAST WINDS 5 TO 7 MPH...BECOMING 5 TO
6 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........7000 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
TONIGHT
* SKY/WEATHER............MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS THROUGH THE NIGHT.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...61-68
RIDGES/UPR SLOPES....64-68
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...51-61 PERCENT
RIDGES/UPR SLOPES....40-50 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING LIGHT WINDS 2 TO 4 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 TO 6 MPH...SHIFTING TO THE
EAST AFTER MIDNIGHT.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....10 PERCENT.
MONDAY
* SKY/WEATHER............MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS THROUGH THE DAY.
* CHANCE LIGHTNING.......10%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...88-95
RIDGES/UPR SLOPES....77-85
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...17-25 PERCENT
RIDGES/UPR SLOPES....25-33 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTHEAST WINDS 5 TO 7 MPH.
RIDGES/UPR SLOPES....SOUTHEAST WINDS 5 TO 8 MPH.
* MIXING HEIGHT..........7500 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY
THEN BECOMING PARTLY CLOUDY. SLIGHT CHANCE
OF SHOWERS AND THUNDERSTORMS THROUGH THE
NIGHT.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...58-66
RIDGES/UPR SLOPES....63-67
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...48-58 PERCENT
RIDGES/UPR SLOPES....37-47 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...DOWNSLOPE/DOWNVALLEY 1 TO 3 MPH.
RIDGES/UPR SLOPES....SOUTH WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING DOWNSLOPE/DOWNVALLEY 2
TO 4 MPH.
* MIXING HEIGHT..........300 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ412-200115-
SOUTHERN TRINITY INCLUDING RUTH LAKE AND THE YOLLA BOLLYS-
1223 AM PDT SUN JUL 19 2026
TODAY
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE LIGHTNING.......10%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...89-97
RIDGES/UPR SLOPES....80-88
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...16-24 PERCENT
RIDGES/UPR SLOPES....19-27 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 8 MPH.
RIDGES/UPR SLOPES....SOUTHEAST WINDS 5 TO 7 MPH...SHIFTING TO
THE SOUTHWEST IN THE AFTERNOON.
* MIXING HEIGHT..........6000 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
TONIGHT
* SKY/WEATHER............CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH THE NIGHT.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...60-67
RIDGES/UPR SLOPES....59-67
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...50-60 PERCENT
RIDGES/UPR SLOPES....46-56 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING LIGHT WINDS 2 TO 4 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 TO 7 MPH...SHIFTING TO THE
EAST 5 TO 6 MPH AFTER MIDNIGHT.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....10 PERCENT.
MONDAY
* SKY/WEATHER............MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS THROUGH THE DAY.
* CHANCE LIGHTNING.......10%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...85-93
RIDGES/UPR SLOPES....77-85
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...23-29 PERCENT
RIDGES/UPR SLOPES....27-35 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...LIGHT WINDS 2 TO 4 MPH...BECOMING
SOUTHWEST 5 TO 6 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHEAST WINDS 5 TO 7 MPH...SHIFTING TO
THE SOUTHWEST IN THE AFTERNOON.
* MIXING HEIGHT..........6100 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
THROUGH THE NIGHT.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...59-65
RIDGES/UPR SLOPES....57-65
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...49-59 PERCENT
RIDGES/UPR SLOPES....45-55 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING LIGHT WINDS 1 TO 3 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING DOWNSLOPE/DOWNVALLEY 2
TO 4 MPH.
* MIXING HEIGHT..........300 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ413-200115-
COASTAL MENDOCINO-
1223 AM PDT SUN JUL 19 2026
TODAY
* SKY/WEATHER............MOSTLY CLOUDY. PATCHY FOG IN THE MORNING.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...66-74
RIDGES/UPR SLOPES....67-75
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...65-80 PERCENT
RIDGES/UPR SLOPES....61-71 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 7 MPH.
RIDGES/UPR SLOPES....VARIABLE 2 TO 4 MPH...BECOMING SOUTHWEST 5
MPH IN THE AFTERNOON.
* MIXING HEIGHT..........1200 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
TONIGHT
* SKY/WEATHER............MOSTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT.
* CHANCE LIGHTNING.......0%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...52-55
RIDGES/UPR SLOPES....52-57
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...82-97 PERCENT
RIDGES/UPR SLOPES....77-92 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 MPH IN THE EVENING...BECOMING
LIGHT WINDS 2 TO 4 MPH.
RIDGES/UPR SLOPES....VARIABLE 1 TO 3 MPH.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY
* SKY/WEATHER............MOSTLY CLOUDY. PATCHY FOG EARLY IN THE
MORNING.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...65-73
RIDGES/UPR SLOPES....66-74
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...65-80 PERCENT
RIDGES/UPR SLOPES....62-72 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...LIGHT WINDS 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..........1300 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER............MOSTLY CLOUDY. PATCHY FOG IN THE LATE
EVENING AND OVERNIGHT.
* CHANCE LIGHTNING.......0%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...52-55
RIDGES/UPR SLOPES....51-57
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...81-96 PERCENT
RIDGES/UPR SLOPES....76-91 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...LIGHT WINDS 1 TO 3 MPH.
RIDGES/UPR SLOPES....VARIABLE 1 TO 3 MPH.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ414-200115-
NORTHERN INTERIOR MENDOCINO INCLUDING LEGGETT AND WILLITS-
1223 AM PDT SUN JUL 19 2026
TODAY
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
PATCHY FOG EARLY IN THE MORNING.
* CHANCE LIGHTNING.......10%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...87-95
RIDGES/UPR SLOPES....80-88
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...27-35 PERCENT
RIDGES/UPR SLOPES....38-46 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 8 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 8 MPH.
* MIXING HEIGHT..........3800 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
TONIGHT
* SKY/WEATHER............CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...56-64
RIDGES/UPR SLOPES....59-67
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...55-70 PERCENT
RIDGES/UPR SLOPES....54-69 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING LIGHT WINDS 2 TO 4 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING LIGHT WINDS 2 TO 4 MPH.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY
* SKY/WEATHER............MOSTLY CLOUDY.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...84-92
RIDGES/UPR SLOPES....77-85
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...32-40 PERCENT
RIDGES/UPR SLOPES....39-49 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...LIGHT WINDS 2 TO 4 MPH...BECOMING
SOUTHWEST 5 TO 7 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....VARIABLE 2 TO 4 MPH...BECOMING SOUTHWEST 5
TO 6 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........3700 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE LIGHTNING.......0%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...55-63
RIDGES/UPR SLOPES....57-65
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...54-69 PERCENT
RIDGES/UPR SLOPES....53-68 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 MPH IN THE EVENING...BECOMING
LIGHT WINDS 1 TO 3 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 MPH IN THE EVENING...BECOMING
LIGHT WINDS 1 TO 3 MPH.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ415-200115-
NORTHEASTERN INTERIOR MENDOCINO INCLUDING COVELO-
1223 AM PDT SUN JUL 19 2026
TODAY
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
LATE IN THE AFTERNOON.
* CHANCE LIGHTNING.......10%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...90-98
RIDGES/UPR SLOPES....78-86
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...14-21 PERCENT
RIDGES/UPR SLOPES....16-24 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 8 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 TO 8 MPH.
* MIXING HEIGHT..........6000 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
TONIGHT
* SKY/WEATHER............CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH THE NIGHT.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...60-68
RIDGES/UPR SLOPES....63-70
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...48-58 PERCENT
RIDGES/UPR SLOPES....37-47 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 7 MPH IN THE
EVENING...BECOMING LIGHT WINDS 2 TO 4 MPH.
RIDGES/UPR SLOPES....NORTHWEST WINDS 5 TO 7 MPH...SHIFTING TO
THE EAST 5 TO 6 MPH AFTER MIDNIGHT.
* MIXING HEIGHT..........300 FT AGL.
* CHC OF WETTING RAIN....10 PERCENT.
MONDAY
* SKY/WEATHER............MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
THROUGH THE DAY.
* CHANCE LIGHTNING.......10%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...87-95
RIDGES/UPR SLOPES....76-84
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...21-29 PERCENT
RIDGES/UPR SLOPES....27-35 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTHEAST WINDS 5 MPH...SHIFTING TO THE
SOUTHWEST 5 TO 8 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHEAST WINDS 5 TO 7 MPH...SHIFTING TO
THE SOUTHWEST 5 TO 8 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........5300 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...59-67
RIDGES/UPR SLOPES....62-69
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...48-58 PERCENT
RIDGES/UPR SLOPES....37-47 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....SOUTHWEST WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING DOWNSLOPE/DOWNVALLEY 2
TO 4 MPH.
* MIXING HEIGHT..........300 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ416-200115-
SOUTHEASTERN INTERIOR MENDOCINO INCLUDING UKIAH AND POTTER VALLEY-
1223 AM PDT SUN JUL 19 2026
TODAY
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
LATE IN THE AFTERNOON.
* CHANCE LIGHTNING.......10%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...89-97
RIDGES/UPR SLOPES....81-89
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...16-24 PERCENT
RIDGES/UPR SLOPES....22-30 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTH WINDS 5 TO 8 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 8 MPH.
* MIXING HEIGHT..........4500 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
TONIGHT
* SKY/WEATHER............CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS UNTIL EARLY MORNING.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...59-67
RIDGES/UPR SLOPES....62-70
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...53-68 PERCENT
RIDGES/UPR SLOPES....45-55 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 8 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 8 MPH IN THE
EVENING...BECOMING LIGHT WINDS 2 TO 5 MPH.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY
* SKY/WEATHER............MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...86-94
RIDGES/UPR SLOPES....78-86
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...24-32 PERCENT
RIDGES/UPR SLOPES....29-37 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTH WINDS 5 TO 9 MPH.
RIDGES/UPR SLOPES....VARIABLE 2 TO 5 MPH...BECOMING SOUTHWEST 5
TO 9 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........4000 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE LIGHTNING.......0%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...59-67
RIDGES/UPR SLOPES....64-72
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...55-65 PERCENT
RIDGES/UPR SLOPES....42-52 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 IN THE
EVENING...BECOMING DOWNSLOPE/DOWNVALLEY 2
TO 4 MPH.
* MIXING HEIGHT..........300 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ417-200115-
SOUTHWESTERN INTERIOR MENDOCINO INCLUDING BOONVILLE-
1223 AM PDT SUN JUL 19 2026
TODAY
* SKY/WEATHER............MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY
THEN BECOMING MOSTLY CLOUDY. PATCHY FOG
EARLY IN THE MORNING.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...79-87
RIDGES/UPR SLOPES....76-84
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...41-51 PERCENT
RIDGES/UPR SLOPES....45-55 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 8 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 8 MPH.
* MIXING HEIGHT..........2300 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
TONIGHT
* SKY/WEATHER............MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS IN THE LATE EVENING AND
EARLY MORNING.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...57-65
RIDGES/UPR SLOPES....58-66
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...63-78 PERCENT
RIDGES/UPR SLOPES....57-72 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING LIGHT WINDS 2 TO 4 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING LIGHT WINDS 2 TO 4 MPH.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY
* SKY/WEATHER............MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...78-86
RIDGES/UPR SLOPES....75-83
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...44-54 PERCENT
RIDGES/UPR SLOPES....45-55 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...LIGHT WINDS 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..........2600 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE LIGHTNING.......0%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...56-64
RIDGES/UPR SLOPES....57-65
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...63-78 PERCENT
RIDGES/UPR SLOPES....56-71 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 MPH IN THE EVENING...BECOMING
LIGHT WINDS 1 TO 3 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 MPH IN THE EVENING...BECOMING
LIGHT WINDS 1 TO 3 MPH.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ418-200115-
NORTHERN LAKE INCLUDING GRAVELLY VALLEY-
1223 AM PDT SUN JUL 19 2026
TODAY
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
LATE IN THE AFTERNOON.
* CHANCE LIGHTNING.......10%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...94-99
RIDGES/UPR SLOPES....79-87
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...12-17 PERCENT
RIDGES/UPR SLOPES....16-23 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTH WINDS 5 TO 8 MPH.
RIDGES/UPR SLOPES....SOUTH WINDS 5 TO 8 MPH.
* MIXING HEIGHT..........5100 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
TONIGHT
* SKY/WEATHER............MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...62-70
RIDGES/UPR SLOPES....65-73
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...45-55 PERCENT
RIDGES/UPR SLOPES....33-43 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING LIGHT WINDS 2 TO 4 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 TO 7 MPH...SHIFTING TO THE
NORTHEAST 5 TO 6 MPH AFTER MIDNIGHT.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY
* SKY/WEATHER............MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
THROUGH THE DAY.
* CHANCE LIGHTNING.......10%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...92-97
RIDGES/UPR SLOPES....77-85
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...19-24 PERCENT
RIDGES/UPR SLOPES....26-34 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTH WINDS 5 TO 8 MPH.
RIDGES/UPR SLOPES....SOUTH WINDS 5 TO 8 MPH.
* MIXING HEIGHT..........4900 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE LIGHTNING.......0%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...59-67
RIDGES/UPR SLOPES....64-71
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...46-56 PERCENT
RIDGES/UPR SLOPES....34-44 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....SOUTHWEST WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING DOWNSLOPE/DOWNVALLEY 2
TO 4 MPH.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ419-200115-
EASTERN LAKE INCLUDING CLEARLAKE AND MIDDLETOWN-
1223 AM PDT SUN JUL 19 2026
TODAY
* SKY/WEATHER............MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY
THEN BECOMING MOSTLY CLOUDY. SLIGHT CHANCE
OF SHOWERS AND THUNDERSTORMS LATE IN THE
AFTERNOON.
* CHANCE LIGHTNING.......10%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...91-95
RIDGES/UPR SLOPES....85-90
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...16-22 PERCENT
RIDGES/UPR SLOPES....16-23 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTHEAST WINDS 5 TO 8 MPH.
RIDGES/UPR SLOPES....SOUTHEAST WINDS 5 TO 8 MPH.
* MIXING HEIGHT..........4700 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
TONIGHT
* SKY/WEATHER............MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS THROUGH THE NIGHT.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...60-68
RIDGES/UPR SLOPES....65-73
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...53-63 PERCENT
RIDGES/UPR SLOPES....43-50 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 8 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 8 MPH.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY
* SKY/WEATHER............MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
THROUGH THE DAY.
* CHANCE LIGHTNING.......10%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...88-94
RIDGES/UPR SLOPES....84-88
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...20-28 PERCENT
RIDGES/UPR SLOPES....21-29 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...UPSLOPE/UPVALLEY 2 TO 4 MPH...BECOMING
SOUTH 5 TO 7 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....NORTHEAST WINDS 5 TO 6 MPH...SHIFTING TO
THE SOUTHEAST 5 TO 7 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........4300 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY
THEN BECOMING PARTLY CLOUDY.
* CHANCE LIGHTNING.......0%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...59-67
RIDGES/UPR SLOPES....65-73
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...50-60 PERCENT
RIDGES/UPR SLOPES....41-50 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....SOUTHWEST WINDS 5 TO 8 MPH.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ420-200115-
SOUTHERN LAKE INCLUDING COBB AND KONOCTI-
1223 AM PDT SUN JUL 19 2026
TODAY
* SKY/WEATHER............MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY
THEN BECOMING MOSTLY CLOUDY. SLIGHT CHANCE
OF SHOWERS AND THUNDERSTORMS LATE IN THE
AFTERNOON.
* CHANCE LIGHTNING.......10%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...89-93
RIDGES/UPR SLOPES....80-88
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...19-27 PERCENT
RIDGES/UPR SLOPES....21-29 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTHEAST WINDS 5 TO 6 MPH...SHIFTING TO
THE SOUTH 5 TO 10 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..........4200 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
TONIGHT
* SKY/WEATHER............MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS UNTIL EARLY MORNING.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...60-68
RIDGES/UPR SLOPES....66-72
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...50-60 PERCENT
RIDGES/UPR SLOPES....43-50 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5 TO 10 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 10 MPH.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY
* SKY/WEATHER............MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...86-91
RIDGES/UPR SLOPES....78-85
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...28-36 PERCENT
RIDGES/UPR SLOPES....31-39 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...UPSLOPE/UPVALLEY 2 TO 5 MPH...BECOMING
SOUTH 5 TO 10 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....VARIABLE 2 TO 5 MPH...BECOMING SOUTH 5 TO
9 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........3800 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE LIGHTNING.......0%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...60-68
RIDGES/UPR SLOPES....66-73
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...46-56 PERCENT
RIDGES/UPR SLOPES....37-45 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....SOUTHWEST WINDS 5 TO 6 MPH IN THE
EVENING...BECOMING DOWNSLOPE/DOWNVALLEY 2
TO 4 MPH.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
CAZ421-200115-
WESTERN LAKE INCLUDING LAKEPORT-
1223 AM PDT SUN JUL 19 2026
TODAY
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
LATE IN THE AFTERNOON.
* CHANCE LIGHTNING.......10%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...88-95
RIDGES/UPR SLOPES....83-89
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...19-27 PERCENT
RIDGES/UPR SLOPES....16-23 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...SOUTH WINDS 5 TO 8 MPH.
RIDGES/UPR SLOPES....SOUTH WINDS 5 TO 8 MPH.
* MIXING HEIGHT..........5000 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
TONIGHT
* SKY/WEATHER............MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS THROUGH THE NIGHT.
* CHANCE LIGHTNING.......10%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...61-67
RIDGES/UPR SLOPES....66-74
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...52-62 PERCENT
RIDGES/UPR SLOPES....37-47 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...WEST WINDS 5 TO 7 MPH IN THE
EVENING...BECOMING LIGHT WINDS 2 TO 4 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5 TO 8 MPH.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY
* SKY/WEATHER............MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
* CHANCE LIGHTNING.......0%.
* MAX TEMPERATURE.......
VALLEYS/LWR SLOPES...86-92
RIDGES/UPR SLOPES....81-86
* MIN HUMIDITY.......
VALLEYS/LWR SLOPES...22-30 PERCENT
RIDGES/UPR SLOPES....24-31 PERCENT
* 20-FOOT WINDS...
VALLEYS/LWR SLOPES...LIGHT WINDS 2 TO 4 MPH...BECOMING SOUTH 5
TO 8 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....VARIABLE 2 TO 5 MPH...BECOMING SOUTH 5 TO
9 MPH IN THE AFTERNOON.
* MIXING HEIGHT..........4700 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER............PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE LIGHTNING.......0%.
* MIN TEMPERATURE.......
VALLEYS/LWR SLOPES...59-65
RIDGES/UPR SLOPES....65-73
* MAX HUMIDITY.......
VALLEYS/LWR SLOPES...49-59 PERCENT
RIDGES/UPR SLOPES....38-48 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 6 MPH...SHIFTING TO THE
NORTHWEST 5 MPH AFTER MIDNIGHT.
* MIXING HEIGHT..........400 FT AGL.
* CHC OF WETTING RAIN....0 PERCENT.
EXTENDED FORECAST FOR DAYS 3 THROUGH 5
..NORTHWEST CALIFORNIA COAST
TUESDAY
MOSTLY CLOUDY. PATCHY FOG IN THE MORNING. PATCHY FOG
AFTER MIDNIGHT. LOWS IN THE 50S. HIGHS 64 TO 72. WINDS GENERALLY
LESS THAN 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. PATCHY FOG IN THE MORNING. PATCHY FOG
IN THE EVENING, THEN AREAS OF FOG AFTER MIDNIGHT. LOWS IN THE
LOWER TO MID 50S. HIGHS 63 TO 71. WINDS GENERALLY LESS THAN
5 MPH.
THURSDAY
MOSTLY CLOUDY. PATCHY FOG IN THE MORNING. AREAS OF
FOG AFTER MIDNIGHT. LOWS IN THE LOWER TO MID 50S. HIGHS 61 TO 67.
NORTHWEST WINDS 5 MPH.
..NORTHWEST CALIFORNIA INTERIOR
TUESDAY
PARTLY CLOUDY. LOWS 59 TO 67. HIGHS 86 TO 96.
SOUTHWEST WINDS 5 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS 55 TO 63. HIGHS 83 TO 95. WEST
WINDS 5 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 52 TO 60. HIGHS 80 TO 92. WEST
WINDS 5 MPH.
6 TO 10 DAY OUTLOOK
FRIDAY JULY 24 THROUGH TUESDAY JULY 28, 2026...
FOR NW CALIF...ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
VISIT US AT WWW.WEATHER.GOV/EUREKA
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