FNUS76 KSTO 051322
FWSSTO

SPOT FORECAST FOR TWAIN WEED FLAMING...PLUMAS NF
NATIONAL WEATHER SERVICE SACRAMENTO CA
622 AM PDT THU APR 5 2012

FORECAST IS BASED ON IGNITION TIME OF 1200 PDT ON APRIL 05.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
THE UPPER LEVEL WILL PASS THROUGH THE FIRE AREA TODAY GENERATING
SHOWERS WITH POTENTIAL AFTERNOON THUNDERSTORMS. WINDS WILL
GENERALLY BE UPSLOPE WITH BRIEF TRANSITIONS FROM THE WEST DUE
STRONGER RIDGE WINDS MIXING DOWN.

.TODAY...

SKY/WEATHER.........MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN
    THE MORNING CHANGING TO RAIN SHOWERS IN THE
    AFTERNOON. A SLIGHT CHANCE OF THUNDERSTORMS IN
    THE AFTERNOON. SMALL HAIL IS A POSSIBILITY.
TEMPERATURE.........33-36 AT IGNITION.
    38-42 AFTERNOON MAX.
MIN HUMIDITY........45-50 PERCENT MID AFTERNOON.
WIND (20 FT)........
   SLOPE/VALLEY.....UPSLOPE 2 TO 4 MPH AT IGNITION. THEN BECOMING
    SOUTH 3 TO 5 MPH IN THE AFTERNOON WITH BREEZE
    SHIFTS FROM WEST WITH GUSTS 10 TO 12 MPH.
CWR.................40 PERCENT.
LAL.................1 BECOMING 2 IN THE AFTERNOON.
MIXING HEIGHT.......LESS THAN 500 FT AGL INCREASING TO 8000 FT AGL
    IN THE AFTERNOON.
MIXING WINDS........WEST TO NORTHWEST 5 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. A SLIGHT CHANCE OF SNOW SHOWERS
                    IN THE EVENING.
MIN TEMPERATURE.....19-24.
MAX HUMIDITY........91-96 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....DOWNSLOPE 1 TO 3 MPH.
CWR.................20 PERCENT DECREASING TO 0 PERCENT AFTER
                    MIDNIGHT.
LAL.................1.
MIXING HEIGHT.......8000 FT AGL DECREASING TO 4000 FT AGL LATE
                    IN THE EVENING...THEN DECREASING TO 1200 FT AGL
                    AFTER MIDNIGHT.
MIXING WINDS........NORTHWEST 5 MPH.

.FRIDAY...

SKY/WEATHER.........PARTLY CLOUDY.
MAX TEMPERATURE.....46-50.
MIN HUMIDITY........35-40 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....UPSLOPE 2 TO 4 MPH.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......1000 FT AGL INCREASING TO 5500-6500 FT AGL
                    LATE IN THE MORNING.
MIXING WINDS........WEST 5 MPH.


FORECASTER...JCLAPP
REQUESTED BY...MEGAN MARTINEZ
REASON FOR REQUEST...PRESCRIBED
.TAG 20120405.TWAIN.01/STO

$$