FNUS76 KEKA 200449
FWSEKA

SPOT FORECAST FOR OCFR 46...SIX RIVERS NF
NATIONAL WEATHER SERVICE EUREKA CA
949 PM PDT MON APR 19 2010

FORECAST IS BASED ON IGNITION TIME OF 1000 PDT ON APRIL 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE IN EUREKA AT (707) 443-6484.

.DISCUSSION...
A COLD UPPER TROUGH WILL PLAGUE THE REGION TODAY AND TONIGHT
ACCOMPANIED BY RESIDUAL SHOWERS...UNSEASONABLY COLD AIR AND
LOWER SNOW LEVELS...2500 TO 3000 FEET BY WED MORNING.  THE AIRMASS
WILL WARM DRY RAPIDLY BEGINNING WEDNESDAY AS NORTHERLY WINDS RAMP UP
ALONG THE IMMEDIATE COAST BUT WILL REMAIN MAINLY CONFINED TO THE
RIDGETOPS OVER THE INTERIOR THROUGH FRIDAY.

.TODAY (TUESDAY)...

SKY/WEATHER.........RAIN SHOWERS LIKELY AND ISOLATED THUNDERSTORMS IN THE
                    AFTERNOON.
MAX TEMPERATURE.....43 TO 48.
MIN HUMIDITY........66 TO 76 PERCENT.
WIND (EYE LEVEL)....WEST AND NORTHWEST 3 TO 6 MPH...GUSTS 1O TO 12 MPH IN THE
                    AFTERNOON.
SURROUNDING RIDGE...
MIXING HEIGHT.......300 FT AGL INCREASING TO 2900-3800 FT AGL LATE
                    IN THE MORNING.
MIXING WINDS........NORTHWEST AROUND 12 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN OR SNOW SHOWERS.
MIN TEMPERATURE.....30 TO 35.
MAX HUMIDITY........100 PERCENT.
WIND (EYE LEVEL)....WEST WINDS 5 TO 6 MPH IN THE EVENING BECOMING
                    LIGHT AND DOWNSLOPE.
SURROUNDING RIDGE...
MIXING HEIGHT.......3000 FT AGL DECREASING TO 300-700 FT AGL EARLY
                    IN THE EVENING.
MIXING WINDS........NORTHWEST AROUND 15 MPH.

$$
FORECASTER...TONKIN
REQUESTED BY...RANDY NULPH
TYPE OF REQUEST...PRESCRIBED
.TAG 20100420.OCFR4.01/EKA