FNUS76 KSEW 022334
FWSSEW

SPOT FORECAST FOR SAR...NPS MT RAINER
NATIONAL WEATHER SERVICE SEATTLE WA
433 PM PDT FRI JUL 2 2010

FORECAST IS BASED ON INCIDENT TIME OF 1611 PDT ON JULY 02.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE IN SEATTLE.

.DISCUSSION...AN UPPER TROUGH OVER EASTERN WASHINGTON THIS AFTERNOON
WILL MOVE INTO IDAHO BY SATURDAY MORNING. LIGHT WEST TO NORTHWEST ALOFT
THROUGH SATURDAY.  THE ATMOSPHERE WILL REMAIN MOIST AND SLIGHTLY UNSTABLE
THROUGH THIS EVENING. STABLE CONDITIONS WILL DEVELOP BY MIDNIGHT WITH
THE BULK OF MOISTURE AND CLOUDS WITHIN THE MARINE LAYER BELOW 5000 FEET
BY EARLY SATURDAY MORNING. THIS MAY LEAVE A WINDOW OF PARTIAL CLEARING AT
ELEVATIONS ABOVE 5000 FEET LATE TONIGHT AND SATURDAY MORNING. AFTERNOON
INSTABILITY WILL CAUSE CLOUDS TO LIFT AND COVER THE SLOPES OF MT. RAINIER
AGAIN SATURDAY AFTERNOON WITH A RETURN TO POOR VISIBILITY AND CEILINGS.
LIGHT SHOWERS WILL PERSIST THROUGH THIS EVENING...THEN PLEASE CALL IF
ADDITIONAL INFORMATION IS NEEDED OR THE FORECAST BECOMES UNREPRESENTATIVE
OF CONDITIONS.

...THIS SPOT FORECAST HAS BEEN ADAPTED TO ADDRESS AVIATION CONCERNS. THE
FREE WIND VALUE WAS USED INSTEAD OF NEAR SURFACE WIND DUE TO LACK OF GROUND
OBSERVATIONS AND MORE PRECISE LOCATION DETAILS...

.REST OF TODAY...

SKY/WEATHER.........CLOUDY. SHOWERS. LOW IFR CEILINGS AND VISIBILITY
                    ALONG THE SLOPES. SNOW LEVEL 6000 FEET.
FREE AIR WINDS......6000 FEET...WNW WIND 10 KNOTS.
                    SUMMIT......NW WIND 15 TO 20 KNOTS.

.TONIGHT...

SKY/WEATHER.........CLOUDY...BECOMING PARTLY CLOUDY AFTER MIDNIGHT ABOVE
                    5000 FEET. LOW IFR CEILINGS AND VISIBILITY...IMPROVING
                    ABOVE 5000 FEET AFTER MIDNIGHT.  SNOW LEVEL 7000 FEET.
FREE AIR WINDS......6000 FEET...WNW WIND 10 TO 15 KNOTS.
                    SUMMIT......NW WIND 20 KNOTS.

.SATURDAY...

SKY/WEATHER.........CLOUDY BELOW 5000 FEET...OTHERWISE PARTLY CLOUDY.
                    BECOMING MOSTLY CLOUDY ALL LEVELS IN THE AFTERNOON
                    WITH HIGHLY VARIABLE CEILINGS AND VISIBILITY ALONG
                    THE SLOPES OF MT. RAINIER. SNOW LEVEL 7500 FEET.
FREE AIR WINDS......6000 FEET...NW WIND 10 KNOTS.
                    SUMMIT......NW WIND 10 TO 15 KNOTS.

$$

FORECASTER...MERCER
REQUESTED BY...GAVIN WILSON
TYPE OF REQUEST...SAR
.TAG 20100702.SAR__.01/SEW