FNUS56  KSTO 242312
 FWFSTO
 
 FIRE WEATHER PLANNING FORECAST FOR INTERIOR NORTHERN CALIFORNIA
 NATIONAL WEATHER SERVICE SACRAMENTO
 310 PM PST TUE NOV 24 2009
 
 .DISCUSSION...
 RIDGE OF HIGH PRESSURE OVER THE AREA THROUGH WEDNESDAY BRINGING MILD 
 TEMPERATURES AND DRY WEATHER. SURFACE HIGH PRESSURE OVER THE GREAT 
 BASIN AND THERMAL TROUGH OVER CALIFORNIA BRINGING NORTH TO EAST 
 WINDS OVER THE AREA ESPECIALLY IN NORTHEAST TO SOUTHWEST ORIENTED 
 CANYONS AND PASSES IN THE WEST SLOPE OF THE SIERRA.  A COLD FRONT 
 AND ASSOCIATED TROUGH WILL SPLIT AND MOVE THROUGH THE NORTHERN 
 PORTION OF THE AREA LATE THURSDAY INTO FRIDAY BRINGING COOLER 
 TEMPERATURES AND SOUTHWESTERLY WINDS ALONG WITH A CHANCE OF RAIN AND 
 SNOW...MAINLY NORTH OF HIGHWAY 50. RIDGE OF HIGH PRESSURE BUILDS IN 
 BEHIND THIS SYSTEM BRINGING DRY WEATHER AND GUSTY NORTH TO EAST 
 WINDS LATE FRIDAY INTO THE WEEKEND.  
 
 
 CAZ268-252145-
 NORTHERN SIERRA INCLUDING LASSEN NP AND PLUMAS AND LASSEN NF/S
 WEST OF THE SIERRA CREST (WEST OF EVANS PEAK-GRIZZLY PEAK-
 BECKWORTH PEAK)-
 310 PM PST TUE NOV 24 2009
 
 .TONIGHT...
 SKY/WEATHER.........CLEAR. 
 MIN TEMPERATURE.....26-42. 
 MAX HUMIDITY........54-74 PERCENT. 
 20-FOOT WINDS....... 
     VALLEYS/LWR SLOPES...EAST WINDS 6 TO 13 MPH WITH LOCAL GUSTS 
                          UP TO 26 MPH. 
     RIDGES/UPR SLOPES....EAST WINDS 10 TO 20 MPH WITH LOCAL GUSTS 
                          30 TO 40 MPH. 
 CHC OF WETTING RAIN.0 PERCENT. 
 
 .WEDNESDAY...
 SKY/WEATHER.........SUNNY. 
 MAX TEMPERATURE.....48-60. 
 MIN HUMIDITY........22-40 PERCENT. 
 20-FOOT WINDS....... 
     VALLEYS/LWR SLOPES...NORTHEAST WINDS 6 TO 13 MPH. LOCAL GUSTS    
                          UP TO 28 MPH IN THE MORNING. 
     RIDGES/UPR SLOPES....EAST WINDS 8 TO 18 MPH. LOCAL GUSTS UP TO 
                          35 MPH DECREASING TO 22 MPH IN THE 
                          AFTERNOON. 
 CHC OF WETTING RAIN.0 PERCENT. 
 
 .WEDNESDAY NIGHT...
 SKY/WEATHER.........CLEAR. 
 MIN TEMPERATURE.....29-45. 
 MAX HUMIDITY........61-81 PERCENT LOWER ELEVATIONS...AND 50-70 
                     PERCENT HIGHER ELEVATIONS. 
 20-FOOT WINDS....... 
     VALLEYS/LWR SLOPES...EAST WINDS 6 TO 12 MPH WITH LOCAL GUSTS UP 
                          TO 25 MPH. 
     RIDGES/UPR SLOPES....EAST WINDS 8 TO 18 MPH WITH LOCAL GUSTS UP 
                          TO 30 MPH. 
 CHC OF WETTING RAIN.0 PERCENT. 
 
 .THANKSGIVING DAY...
 SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY. 
 MAX TEMPERATURE.....46-58. 
 MIN HUMIDITY........27-49 PERCENT. 
 20-FOOT WINDS....... 
     VALLEYS/LWR SLOPES...SOUTH WINDS 6 TO 13 MPH WITH LOCAL GUSTS 
                          19 TO 29 MPH. 
     RIDGES/UPR SLOPES....SOUTH WINDS 11 TO 21 MPH. LOCAL GUSTS UP 
                          TO 33 MPH IN THE MORNING. 
 CHC OF WETTING RAIN.0 PERCENT. 
 
 
 

 
 ...NORTHERN SIERRA AND LASSEN PARK
 .FRIDAY...MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW SHOWERS.
 LOWS IN THE 30S. HIGHS IN THE 40S. SOUTH WINDS 10 TO 20 MPH. 
 .SATURDAY...PARTLY CLOUDY. LOWS 25 TO 35. HIGHS 45 TO 55.
 NORTHEAST WINDS 10 TO 20 MPH WITH LOCAL GUSTS 30 TO 40 MPH. 
 .SUNDAY...BREEZY. MOSTLY CLEAR. LOWS 25 TO 35. HIGHS IN THE 50S.
 NORTHEAST WINDS 15 TO 25 MPH WITH LOCAL GUSTS 30 TO 40 MPH.