FNUS76 KSTO 311821
FWSSTO

SPOT FORECAST FOR LAST CHANCE...USFS, PLACERVILLE RANGER DISTRICT
NATIONAL WEATHER SERVICE SACRAMENTO CA
1121 AM PDT MON OCT 31 2011

FORECAST IS BASED ON IGNITION TIME OF 1130 PDT ON OCTOBER 31.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
COOL TEMPERATURES BEGIN TO COOL SLIGHTLY TODAY AND TONIGHT AS A
WEAK STORM APPROACHES. CONDITIONS SHOULD STAY DRY BUT RH VALUES
WILL MOISTEN OVERNIGHT. THE WEAK STORM THEN SLIDES SOUTHWARD INTO
THE GREAT BASIN BY TOMORROW WHICH WILL PRODUCE BREEZY NORTHEAST
WINDS STARTING TUESDAY MORNING INTO WEDNESDAY WEDNESDAY MORNING.
THESE WINDS WILL DRY RH VALUES BEFORE THE NEXT STORM ARRIVES ON
THURSDAY. THIS WILL BRING COOLER TEMPERATURES AND A CHANCE OF
WETTING RAIN. SOME RIDGETOP SNOW POSSIBLE LATE THURSDAY NIGHT INTO
FRIDAY. DRIER AND A LITTLE WARMER WEATHER IS EXPECTED FOR
SATURDAY.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....71-76.
MIN HUMIDITY........30-35 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....EAST WINDS 2 TO 4 MPH SHIFTING TO THE WEST IN
                    THE AFTERNOON.
   RIDGETOP.........EAST WINDS 3 TO 6 MPH BECOMING NORTHWEST 5 TO
                    10 MPH IN THE AFTERNOON.
MIXING HEIGHT.......INCREASING TO 3000 FT AGL BY LATE IN THE
                    MORNING.
MIXING WINDS........NORTHWEST 6 TO 9 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....47-52.
MAX HUMIDITY........69-74 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....EAST WINDS 2 TO 4 MPH.
   RIDGETOP.........EAST WINDS 4 TO 7 MPH.
MIXING HEIGHT.......3000 FT AGL DECREASING TO 300 FT AGL EARLY IN
THE EVENING.
MIXING WINDS........LIGHT WINDS.

.TUESDAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....64-69.
MIN HUMIDITY........28-33 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....EAST WINDS 4 TO 7 MPH SHIFTING TO THE NORTHEAST
                    5 TO 10 MPH IN THE AFTERNOON.
   RIDGETOP.........EAST 5 TO 8 MPH IN THE MORNING...INCREASING TO
                    6 TO 12 MPH WITH GUSTS UP TO 22 MPH IN THE
                    AFTERNOON.
CWR.................0 PERCENT.
MIXING HEIGHT.......INCREASING TO 2000 FT AGL LATE
                    IN THE MORNING.
MIXING WINDS........EAST 6 MPH.

.FORECAST DAYS 3 THROUGH 7...
.WEDNESDAY...
CLEAR. LOWS 40 TO 45. HIGHS 66 TO 71. EAST WINDS 7 TO 13 MPH.
.THURSDAY...
COOLER. A CHANCE OF RAIN. MOSTLY CLOUDY. LOWS 42 TO 47. HIGHS
55 TO 60. SOUTH WINDS 5 TO 10 MPH.
.FRIDAY...
COOLER. CLOUDY WITH A CHANCE OF RAIN SHOWERS...SNOW SHOWERS OVER
HIGHER RIDGES. LOWS 33 TO 38. HIGHS 45 TO 50. SOUTHWEST WINDS 1
TO 6 MPH.
.SATURDAY...
MOSTLY CLOUDY. LOWS 32 TO 37. HIGHS 49 TO 54. NORTHEAST WINDS
4 TO 8 MPH.


FORECASTER...EK
REQUESTED BY...TERESA RIESENHUBER
REASON FOR REQUEST...PRESCRIBED
.TAG 20111031.LASTC.01/STO

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