685  
FNUS56 KSTO 312116  
FWFSTO  
 
FIRE WEATHER PLANNING FORECAST FOR INTERIOR NORTHERN CALIFORNIA  
NATIONAL WEATHER SERVICE SACRAMENTO CA  
216 PM PDT SUN MAY 31 2020  
   
DISCUSSION
 
 
SOME MOUNTAIN SHOWERS AND AFTERNOON THUNDERSTORM POTENTIAL  
CONTINUES THROUGH MUCH OF THIS WEEK. TEMPERATURES WILL BE  
WARMING THROUGHOUT THE WEEK AND WILL BECOME WELL ABOVE NORMAL  
BY MID-WEEK WITH LOWER RH VALUES. COOLER AND POTENTIALLY WETTER  
WEATHER RETURNS LATE WEEK INTO THE WEEKEND.  
 
CAZ213-012130-  
EASTERN PORTION OF SHASTA-TRINITY NF-  
216 PM PDT SUN MAY 31 2020  
   
TONIGHT
 
 
* SKY/WEATHER............MOSTLY CLOUDY.  
* MIN TEMPERATURE........58-63 LOWER ELEVATIONS...EXCEPT 50-55  
HIGHER ELEVATIONS.  
* 24 HR TREND..........6 DEGREES WARMER.  
* MAX HUMIDITY...........84-93 PERCENT.  
* 24 HR TREND..........10 PERCENT DOWN.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 4 TO 9 MPH SHIFTING TO THE  
NORTH UP TO 7 MPH AFTER MIDNIGHT.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 4 TO 9 MPH SHIFTING TO THE  
NORTH UP TO 7 MPH AFTER MIDNIGHT.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
MONDAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY IN THE MORNING, THEN PARTLY  
CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS IN THE AFTERNOON.  
* MAX TEMPERATURE........78-84 LOWER ELEVATIONS...EXCEPT 68-78  
HIGHER ELEVATIONS.  
* 24 HR TREND..........LITTLE CHANGE.  
* MIN HUMIDITY...........36-48 PERCENT.  
* 24 HR TREND..........5 PERCENT DOWN.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH BECOMING SOUTH UP  
TO 7 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....SOUTH WINDS UP TO 8 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE........59-64 LOWER ELEVATIONS...EXCEPT 52-58  
HIGHER ELEVATIONS.  
* MAX HUMIDITY...........68-83 PERCENT.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS UP TO 8 MPH.  
* RIDGES/UPR SLOPES....NORTH WINDS 4 TO 9 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER............SUNNY.  
* MAX TEMPERATURE........87-93 LOWER ELEVATIONS...EXCEPT 78-86  
HIGHER ELEVATIONS.  
* MIN HUMIDITY...........25-40 PERCENT.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...NORTH WINDS 5 TO 10 MPH SHIFTING TO THE EAST  
UP TO 7 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....NORTHEAST WINDS 6 TO 12 MPH SHIFTING TO THE  
SOUTHEAST UP TO 8 MPH IN THE AFTERNOON.  
* LAL....................1.  
* CWR....................0 PERCENT.  
 

 
 
CAZ214-012130-  
BURNEY BASIN AND NORTHEAST PLATEAU IN SHASTA COUNTY INCLUDING  
NORTHWEST LASSEN NF NORTH OF LASSEN NP-  
216 PM PDT SUN MAY 31 2020  
   
TONIGHT
 
 
* SKY/WEATHER............MOSTLY CLOUDY.  
* MIN TEMPERATURE........48-56.  
* 24 HR TREND..........6 DEGREES WARMER.  
* MAX HUMIDITY...........86-93 PERCENT.  
* 24 HR TREND..........5 PERCENT DOWN.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...WEST WINDS 6 TO 12 MPH IN THE EVENING  
BECOMING DRAINAGE UP TO 5 MPH.  
* RIDGES/UPR SLOPES....WEST WINDS 5 TO 11 MPH SHIFTING TO THE  
SOUTHEAST UP TO 7 MPH AFTER MIDNIGHT.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
MONDAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN  
SHOWERS IN THE AFTERNOON.  
* MAX TEMPERATURE........74-79 LOWER ELEVATIONS...EXCEPT 67-73  
HIGHER ELEVATIONS.  
* 24 HR TREND..........LITTLE CHANGE.  
* MIN HUMIDITY...........35-43 PERCENT.  
* 24 HR TREND..........5 PERCENT DOWN.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH BECOMING WEST UP  
TO 8 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....SOUTH WINDS UP TO 8 MPH SHIFTING TO THE WEST  
IN THE AFTERNOON.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE........49-55.  
* MAX HUMIDITY...........74-89 PERCENT.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...WEST WINDS UP TO 7 MPH IN THE EVENING  
BECOMING DRAINAGE UP TO 5 MPH.  
* RIDGES/UPR SLOPES....WEST WINDS UP TO 7 MPH SHIFTING TO THE EAST  
UP TO 8 MPH AFTER MIDNIGHT.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER............SUNNY.  
* MAX TEMPERATURE........85-90 LOWER ELEVATIONS...EXCEPT 77-83  
HIGHER ELEVATIONS.  
* MIN HUMIDITY...........24-29 PERCENT LOWER ELEVATIONS...EXCEPT  
26-40 PERCENT HIGH ELEVATIONS.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH BECOMING NORTHWEST  
UP TO 7 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....EAST WINDS UP TO 8 MPH SHIFTING TO THE WEST  
IN THE AFTERNOON.  
* LAL....................1.  
* CWR....................0 PERCENT.  
 

 
 
CAZ215-012130-  
NORTHERN SACRAMENTO VALLEY TO SOUTHERN TEHAMA COUNTY LINE BELOW  
1000 FT-  
216 PM PDT SUN MAY 31 2020  
   
TONIGHT
 
 
* SKY/WEATHER............MOSTLY CLOUDY.  
* MIN TEMPERATURE........60-65.  
* 24 HR TREND..........7 DEGREES WARMER.  
* MAX HUMIDITY...........77-88 PERCENT.  
* 24 HR TREND..........11 PERCENT DOWN.  
* 20-FOOT WINDS..........SOUTHEAST WINDS 4 TO 9 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
MONDAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY IN THE MORNING THEN BECOMING  
MOSTLY SUNNY.  
* MAX TEMPERATURE........84-89.  
* 24 HR TREND..........LITTLE CHANGE.  
* MIN HUMIDITY...........27-32 PERCENT.  
* 24 HR TREND..........7 PERCENT DOWN.  
* 20-FOOT WINDS..........SOUTH WINDS UP TO 8 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER............CLEAR.  
* MIN TEMPERATURE........61-67.  
* MAX HUMIDITY...........63-78 PERCENT.  
* 20-FOOT WINDS..........NORTHWEST WINDS UP TO 8 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER............SUNNY.  
* MAX TEMPERATURE........93-98.  
* MIN HUMIDITY...........19-25 PERCENT.  
* 20-FOOT WINDS..........NORTH WINDS 5 TO 11 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
 

 
 
CAZ216-012130-  
CENTRAL SACRAMENTO VALLEY IN GLENN, COLUSA, YUBA, NORTHERN  
SUTTER, AND BUTTE COUNTY BELOW 1000 FT-  
216 PM PDT SUN MAY 31 2020  
   
TONIGHT
 
 
* SKY/WEATHER............MOSTLY CLOUDY.  
* MIN TEMPERATURE........60-65.  
* 24 HR TREND..........6 DEGREES WARMER.  
* MAX HUMIDITY...........76-82 PERCENT.  
* 24 HR TREND..........9 PERCENT DOWN.  
* 20-FOOT WINDS..........SOUTHEAST WINDS 5 TO 11 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
MONDAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY IN THE MORNING THEN BECOMING  
PARTLY CLOUDY.  
* MAX TEMPERATURE........84-89.  
* 24 HR TREND..........LITTLE CHANGE.  
* MIN HUMIDITY...........26-31 PERCENT.  
* 24 HR TREND..........12 PERCENT DOWN.  
* 20-FOOT WINDS..........SOUTHEAST WINDS UP TO 8 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE........63-68.  
* MAX HUMIDITY...........59-74 PERCENT.  
* 20-FOOT WINDS..........SOUTHWEST WINDS UP TO 7 MPH SHIFTING TO  
THE NORTH 4 TO 9 MPH AFTER MIDNIGHT.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER............SUNNY.  
* MAX TEMPERATURE........93-98.  
* MIN HUMIDITY...........19-30 PERCENT.  
* 20-FOOT WINDS..........NORTHWEST WINDS 5 TO 11 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
 

 
 
CAZ217-012130-  
SOUTHERN SACRAMENTO VALLEY IN YOLO-  
SACRAMENTO FAR WESTERN PLACER, SOUTHERN SUTTER AND SOLANO COUNTY  
BELOW 1000 FT-  
216 PM PDT SUN MAY 31 2020  
   
TONIGHT
 
 
* SKY/WEATHER............PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY.  
* MIN TEMPERATURE........56-61.  
* 24 HR TREND..........4 DEGREES WARMER.  
* MAX HUMIDITY...........78-87 PERCENT.  
* 24 HR TREND..........9 PERCENT DOWN.  
* 20-FOOT WINDS..........SOUTH WINDS 6 TO 12 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
MONDAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY IN THE MORNING THEN BECOMING  
PARTLY CLOUDY.  
* MAX TEMPERATURE........86-91.  
* 24 HR TREND..........LITTLE CHANGE.  
* MIN HUMIDITY...........25-30 PERCENT.  
* 24 HR TREND..........14 PERCENT DOWN.  
* 20-FOOT WINDS..........SOUTHWEST WINDS UP TO 8 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE........59-65.  
* MAX HUMIDITY...........62-77 PERCENT.  
* 20-FOOT WINDS..........WEST WINDS 5 TO 11 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER............SUNNY.  
* MAX TEMPERATURE........94-99.  
* MIN HUMIDITY...........19-34 PERCENT.  
* 20-FOOT WINDS..........NORTHWEST WINDS 4 TO 9 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
 

 
 
CAZ218-012130-  
CARQUINEZ STRAIT AND DELTA-  
216 PM PDT SUN MAY 31 2020  
   
TONIGHT
 
 
* SKY/WEATHER............PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY.  
* MIN TEMPERATURE........54-59.  
* 24 HR TREND..........LITTLE CHANGE.  
* MAX HUMIDITY...........80-88 PERCENT.  
* 24 HR TREND..........LITTLE CHANGE.  
* 20-FOOT WINDS..........WEST WINDS 9 TO 15 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
MONDAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY IN THE MORNING THEN BECOMING  
MOSTLY SUNNY.  
* MAX TEMPERATURE........82-87.  
* 24 HR TREND..........4 DEGREES WARMER.  
* MIN HUMIDITY...........27-39 PERCENT.  
* 24 HR TREND..........12 PERCENT DOWN.  
* 20-FOOT WINDS..........WEST WINDS 7 TO 13 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE........57-62.  
* MAX HUMIDITY...........72-87 PERCENT.  
* 20-FOOT WINDS..........WEST WINDS 6 TO 12 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER............SUNNY.  
* MAX TEMPERATURE........91-97.  
* MIN HUMIDITY...........26-41 PERCENT.  
* 20-FOOT WINDS..........NORTHWEST WINDS 4 TO 9 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
 

 
 
CAZ219-012130-  
NORTHERN SAN JOAQUIN VALLEY IN SAN JOAQUIN AND STANISLAUS  
COUNTIES BELOW 1000 FT-  
216 PM PDT SUN MAY 31 2020  
   
TONIGHT
 
 
* SKY/WEATHER............PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY.  
* MIN TEMPERATURE........57-62.  
* 24 HR TREND..........LITTLE CHANGE.  
* MAX HUMIDITY...........74-89 PERCENT.  
* 24 HR TREND..........12 PERCENT DOWN.  
* 20-FOOT WINDS..........NORTHWEST WINDS 7 TO 13 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
MONDAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY IN THE MORNING THEN BECOMING  
PARTLY CLOUDY.  
* MAX TEMPERATURE........84-89.  
* 24 HR TREND..........4 DEGREES WARMER.  
* MIN HUMIDITY...........25-30 PERCENT.  
* 24 HR TREND..........12 PERCENT DOWN.  
* 20-FOOT WINDS..........NORTHWEST WINDS 5 TO 11 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE........58-64.  
* MAX HUMIDITY...........62-77 PERCENT.  
* 20-FOOT WINDS..........NORTHWEST WINDS 6 TO 12 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER............MOSTLY SUNNY.  
* MAX TEMPERATURE........92-97.  
* MIN HUMIDITY...........19-31 PERCENT.  
* 20-FOOT WINDS..........NORTHWEST WINDS 4 TO 9 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
 

 
 
CAZ263-279-012130-  
SOUTHEAST EDGE SHASTA-TRINITY NF AND WESTERN PORTIONS OF TEHAMA-  
GLENN UNIT-EASTERN MENDOCINO NF-  
216 PM PDT SUN MAY 31 2020  
   
TONIGHT
 
 
* SKY/WEATHER............MOSTLY CLOUDY. AT HIGHER ELEVATIONS, A  
SLIGHT CHANCE OF RAIN SHOWERS IN THE EVENING.  
* MIN TEMPERATURE........57-62 LOWER ELEVATIONS...EXCEPT 48-55  
HIGHER ELEVATIONS.  
* 24 HR TREND..........6 DEGREES WARMER.  
* MAX HUMIDITY...........82-96 PERCENT.  
* 24 HR TREND..........5 PERCENT DOWN.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...WEST WINDS 4 TO 10 MPH.  
* RIDGES/UPR SLOPES....WEST WINDS UP TO 8 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
MONDAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY IN THE MORNING, THEN PARTLY  
CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS IN THE AFTERNOON.  
* MAX TEMPERATURE........79-84 LOWER ELEVATIONS...EXCEPT 63-73  
HIGHER ELEVATIONS.  
* 24 HR TREND..........LITTLE CHANGE.  
* MIN HUMIDITY...........31-36 PERCENT LOWER ELEVATIONS...EXCEPT  
42-57 PERCENT HIGH ELEVATIONS.  
* 24 HR TREND..........13 PERCENT DOWN.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...EAST WINDS UP TO 8 MPH.  
* RIDGES/UPR SLOPES....EAST WINDS UP TO 8 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE........60-65 LOWER ELEVATIONS...EXCEPT 53-59  
HIGHER ELEVATIONS.  
* MAX HUMIDITY...........66-81 PERCENT.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 4 TO 10 MPH.  
* RIDGES/UPR SLOPES....NORTH WINDS UP TO 8 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER............SUNNY.  
* MAX TEMPERATURE........88-93 LOWER ELEVATIONS...EXCEPT 72-82  
HIGHER ELEVATIONS.  
* MIN HUMIDITY...........21-29 PERCENT LOWER ELEVATIONS...EXCEPT  
28-43 PERCENT HIGH ELEVATIONS.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...NORTHWEST WINDS 5 TO 10 MPH SHIFTING TO THE  
NORTHEAST UP TO 8 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....NORTHEAST WINDS 4 TO 9 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
 

 
 
CAZ266-012130-  
NORTHERN SIERRA FOOTHILLS FROM 1000 TO 3000 FT. INCLUDES PORTIONS  
OF SHASTA-TRINITY AND BUTTE UNITS-  
216 PM PDT SUN MAY 31 2020  
   
TONIGHT
 
 
* SKY/WEATHER............MOSTLY CLOUDY.  
* MIN TEMPERATURE........56-63.  
* 24 HR TREND..........7 DEGREES WARMER.  
* MAX HUMIDITY...........77-90 PERCENT.  
* 24 HR TREND..........8 PERCENT DOWN.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...SOUTHEAST WINDS 4 TO 9 MPH.  
* RIDGES/UPR SLOPES....SOUTHEAST WINDS 4 TO 9 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
MONDAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY IN THE MORNING, THEN PARTLY  
CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS IN THE AFTERNOON.  
* MAX TEMPERATURE........79-84 LOWER ELEVATIONS...EXCEPT 74-79  
HIGHER ELEVATIONS.  
* 24 HR TREND..........4 DEGREES WARMER.  
* MIN HUMIDITY...........32-41 PERCENT.  
* 24 HR TREND..........10 PERCENT DOWN.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS UP TO 8 MPH.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS UP TO 8 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE........59-66.  
* MAX HUMIDITY...........62-77 PERCENT.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS UP TO 7 MPH SHIFTING TO THE  
NORTHEAST 4 TO 9 MPH AFTER MIDNIGHT.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS UP TO 7 MPH SHIFTING TO THE  
NORTHEAST 4 TO 10 MPH AFTER MIDNIGHT.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER............SUNNY.  
* MAX TEMPERATURE........88-93 LOWER ELEVATIONS...EXCEPT 82-88  
HIGHER ELEVATIONS.  
* MIN HUMIDITY...........24-39 PERCENT.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 5 TO 11 MPH SHIFTING TO THE  
WEST UP TO 8 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....NORTHEAST WINDS 5 TO 11 MPH SHIFTING TO THE  
WEST UP TO 8 MPH IN THE AFTERNOON.  
* LAL....................1.  
* CWR....................0 PERCENT.  
 

 
 
CAZ220-267-012130-  
SOUTHERN MOTHERLODE FROM 1000 TO 3000 FT. INCLUDES PORTIONS OF  
TOULUMNE-CALAVERAS UNIT-  
NORTHERN MOTHERLODE FROM 1000 TO 3000 FT. INCLUDES PORTIONS OF  
NEVADA-YUBA-PLACER-AMADOR AND ELDORADO UNITS-  
216 PM PDT SUN MAY 31 2020  
   
TONIGHT
 
 
* SKY/WEATHER............PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY.  
* MIN TEMPERATURE........56-62.  
* 24 HR TREND..........6 DEGREES WARMER.  
* MAX HUMIDITY...........82-90 PERCENT.  
* 24 HR TREND..........10 PERCENT DOWN.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...WEST WINDS 4 TO 9 MPH SHIFTING TO THE EAST  
UP TO 8 MPH AFTER MIDNIGHT.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 4 TO 9 MPH SHIFTING TO THE  
EAST UP TO 8 MPH AFTER MIDNIGHT.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
MONDAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY.  
* MAX TEMPERATURE........80-85 LOWER ELEVATIONS...EXCEPT 75-80  
HIGHER ELEVATIONS.  
* 24 HR TREND..........4 DEGREES WARMER.  
* MIN HUMIDITY...........34-42 PERCENT.  
* 24 HR TREND..........10 PERCENT DOWN.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 4 TO 9 MPH.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 4 TO 9 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE........59-65.  
* MAX HUMIDITY...........71-86 PERCENT.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...WEST WINDS UP TO 7 MPH SHIFTING TO THE  
NORTHEAST AFTER MIDNIGHT.  
* RIDGES/UPR SLOPES....WEST WINDS UP TO 7 MPH SHIFTING TO THE  
NORTHEAST AFTER MIDNIGHT.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER............SUNNY.  
* MAX TEMPERATURE........84-93.  
* MIN HUMIDITY...........23-38 PERCENT.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...NORTHEAST WINDS UP TO 8 MPH SHIFTING TO THE  
WEST IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....EAST WINDS UP TO 8 MPH SHIFTING TO THE WEST  
IN THE AFTERNOON.  
* LAL....................1.  
* CWR....................0 PERCENT.  
 

 
 
CAZ268-012130-  
NORTHERN SIERRA INCLUDING LASSEN NP AND PLUMAS AND LASSEN NF/S  
WEST OF THE SIERRA CREST (WEST OF EVANS PEAK-GRIZZLY PEAK-  
BECKWORTH PEAK)-  
216 PM PDT SUN MAY 31 2020  
   
TONIGHT
 
 
* SKY/WEATHER............MOSTLY CLOUDY.  
* MIN TEMPERATURE........47-53 LOWER ELEVATIONS...EXCEPT 43-48  
HIGHER ELEVATIONS.  
* 24 HR TREND..........6 DEGREES WARMER.  
* MAX HUMIDITY...........91-97 PERCENT.  
* 24 HR TREND..........4 PERCENT DOWN.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...SOUTHEAST WINDS 4 TO 10 MPH.  
* RIDGES/UPR SLOPES....SOUTH WINDS 6 TO 12 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
MONDAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN  
SHOWERS IN THE AFTERNOON.  
* MAX TEMPERATURE........67-73 LOWER ELEVATIONS...EXCEPT 60-67  
HIGHER ELEVATIONS.  
* 24 HR TREND..........LITTLE CHANGE.  
* MIN HUMIDITY...........41-56 PERCENT.  
* 24 HR TREND..........6 PERCENT DOWN.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS 4 TO 9 MPH.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 5 TO 11 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER............MOSTLY CLEAR.  
* MIN TEMPERATURE........46-56.  
* MAX HUMIDITY...........70-85 PERCENT...EXCEPT 81-96 PERCENT IN  
THE HIGH MOUNTAIN VALLEYS.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS UP TO 7 MPH SHIFTING TO THE  
NORTHEAST 4 TO 10 MPH AFTER MIDNIGHT.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 4 TO 9 MPH SHIFTING TO THE  
NORTHEAST 6 TO 12 MPH AFTER MIDNIGHT.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER............MOSTLY SUNNY.  
* MAX TEMPERATURE........76-82 LOWER ELEVATIONS...EXCEPT 69-77  
HIGHER ELEVATIONS.  
* MIN HUMIDITY...........33-48 PERCENT.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...NORTHEAST WINDS 5 TO 11 MPH SHIFTING TO THE  
SOUTHWEST UP TO 7 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....EAST WINDS 6 TO 12 MPH SHIFTING TO THE SOUTH  
5 TO 11 MPH IN THE AFTERNOON.  
* LAL....................1.  
* CWR....................0 PERCENT.  
 

 
 
CAZ221-269-012130-  
STANISLAUS NF WEST OF THE SIERRA CREST-  
NORTHERN SIERRA INCLUDING THE TAHOE AND ELDORADO NF/S WEST OF THE  
SIERRA CREST-  
216 PM PDT SUN MAY 31 2020  
   
TONIGHT
 
 
* SKY/WEATHER............MOSTLY CLOUDY. AT HIGHER ELEVATIONS, A  
SLIGHT CHANCE OF RAIN SHOWERS IN THE EVENING.  
* MIN TEMPERATURE........53-58 LOWER ELEVATIONS...EXCEPT 41-49  
HIGHER ELEVATIONS.  
* 24 HR TREND..........7 DEGREES WARMER.  
* MAX HUMIDITY...........86-97 PERCENT.  
* 24 HR TREND..........5 PERCENT DOWN.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...SOUTHWEST WINDS UP TO 8 MPH SHIFTING TO THE  
EAST AFTER MIDNIGHT.  
* RIDGES/UPR SLOPES....SOUTH WINDS 9 TO 15 MPH.  
* LAL....................1.  
* CWR....................0 PERCENT.  
   
MONDAY
 
 
* SKY/WEATHER............MOSTLY CLOUDY. AT HIGHER ELEVATIONS, A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE........70-75 LOWER ELEVATIONS...EXCEPT 58-68  
HIGHER ELEVATIONS.  
* 24 HR TREND..........LITTLE CHANGE.  
* MIN HUMIDITY...........43-51 PERCENT LOWER ELEVATIONS...EXCEPT  
47-62 PERCENT HIGH ELEVATIONS.  
* 24 HR TREND..........5 PERCENT UP.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...SOUTHEAST WINDS UP TO 8 MPH SHIFTING TO THE  
SOUTHWEST 5 TO 10 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS 7 TO 13 MPH.  
* LAL....................1 INCREASING TO 2 IN THE AFTERNOON.  
* CWR....................0 PERCENT.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER............MOSTLY CLOUDY EARLY IN THE EVENING THEN  
BECOMING PARTLY CLOUDY. AT HIGHER ELEVATIONS, A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE EVENING.  
* MIN TEMPERATURE........56-61 LOWER ELEVATIONS...EXCEPT 44-52  
HIGHER ELEVATIONS.  
* MAX HUMIDITY...........72-87 PERCENT.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...WEST WINDS UP TO 7 MPH SHIFTING TO THE  
NORTHEAST 4 TO 9 MPH AFTER MIDNIGHT.  
* RIDGES/UPR SLOPES....SOUTHWEST WINDS UP TO 8 MPH SHIFTING TO THE  
EAST 4 TO 10 MPH AFTER MIDNIGHT.  
* LAL....................2 DECREASING TO 1 LATE IN THE EVENING.  
* CWR....................0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER............MOSTLY SUNNY. AT HIGHER ELEVATIONS, A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE........79-84 LOWER ELEVATIONS...EXCEPT 66-76  
HIGHER ELEVATIONS.  
* MIN HUMIDITY...........35-50 PERCENT.  
* 20-FOOT WINDS..........  
* VALLEYS/LWR SLOPES...EAST WINDS 5 TO 11 MPH SHIFTING TO THE WEST  
UP TO 8 MPH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....EAST WINDS 5 TO 11 MPH SHIFTING TO THE  
SOUTHWEST UP TO 8 MPH IN THE AFTERNOON.  
* LAL....................1 INCREASING TO 2 LATE IN THE MORNING.  
* CWR....................0 PERCENT.  
 

 
 
   
EXTENDED
 
 
 
...SHASTA COUNTY MOUNTAINS AND COASTAL RANGE   
TUESDAY NIGHT
 
CLEAR. LOWS 53 TO 62. NORTHWEST WINDS UP TO  
10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS 79 TO 89. WEST WINDS UP TO 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 54 TO 61. NORTHWEST WINDS  
UP TO 13 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS 77 TO 87. WEST WINDS UP TO  
10 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS 51 TO 58. NORTHWEST WINDS  
5 TO 10 MPH.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 67 TO 77. WEST WINDS UP TO 13 MPH.    
FRIDAY NIGHT
 
COLDER. PARTLY CLOUDY WITH A CHANCE OF RAIN  
SHOWERS. LOWS 43 TO 50. WEST WINDS 5 TO 15 MPH.  
 
...NORTHERN SIERRA AND LASSEN PARK   
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 52 TO 62. NORTHEAST WINDS UP  
TO 10 MPH.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS 81 TO 88. WEST WINDS UP TO  
10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 52 TO 62. EAST WINDS UP TO  
10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS 79 TO 87. SOUTH WINDS UP TO  
13 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS 51 TO 59. SOUTHEAST WINDS  
5 TO 10 MPH.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 70 TO 77. SOUTHWEST WINDS 5 TO  
15 MPH.    
FRIDAY NIGHT
 
COLDER. PARTLY CLOUDY WITH A SLIGHT CHANCE OF  
RAIN SHOWERS. LOWS 44 TO 51. SOUTH WINDS 5 TO 15 MPH.  
 
...SIERRA NEVADA FOOTHILLS   
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 61 TO 66. NORTHEAST WINDS UP  
TO 10 MPH.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS 89 TO 96. NORTHWEST WINDS UP TO  
10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 62 TO 67. NORTHEAST WINDS  
UP TO 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS 87 TO 94. SOUTHWEST WINDS UP TO  
10 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS 58 TO 63. SOUTHEAST WINDS  
5 TO 10 MPH.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 76 TO 82. SOUTH WINDS UP TO 13 MPH.   
FRIDAY NIGHT
 
COOLER. PARTLY CLOUDY WITH A SLIGHT CHANCE OF  
RAIN SHOWERS. LOWS 50 TO 55. SOUTH WINDS 5 TO 15 MPH.  
 
...CENTRAL VALLEY AND DELTA   
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 63 TO 68. NORTHWEST WINDS UP  
TO 13 MPH.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS 99 TO 104. NORTHWEST WINDS UP TO  
10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 62 TO 67. WEST WINDS UP TO  
13 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS 95 TO 100. WEST WINDS UP TO  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS 57 TO 62. SOUTHWEST WINDS  
5 TO 15 MPH.    
FRIDAY
 
NOT AS WARM. MOSTLY SUNNY. HIGHS 82 TO 87. SOUTH WINDS  
5 TO 15 MPH.    
FRIDAY NIGHT
 
CLEAR WITH A SLIGHT CHANCE OF RAIN SHOWERS. LOWS  
52 TO 57. SOUTHWEST WINDS 5 TO 15 MPH.  
 

 
 
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