FNUS75 KRIW 222300
FWSRIW

SPOT FORECAST FOR GARNET SAR...IA TDC
NATIONAL WEATHER SERVICE RIVERTON WY
500 PM MDT FRI APR 22 2011

FORECAST IS BASED ON INCIDENT TIME OF 1607 MDT ON APRIL 22.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

CLOUDS WITH SOME LIGHT SNOW WILL PERSIST ACROSS THE TETONS THIS
EVENING...WITH CLEARING EXPECTED BY MIDNIGHT. THE WEST TO
NORTHWEST WINDS WILL CONTINUE TO DECREASE THIS EVENING...WITH
MAINLY VERY LIGHT AND TERRAIN DRIVEN WINDS EXPECTED LATER TONIGHT
AND SATURDAY. DRY CONDITIONS ARE EXPECTED SATURDAY...WITH A
GRADUAL INCREASE IN CLOUD COVER WITH DAYTIME HEATING. TEMPERATURES
WILL BE COLD WITH TEENS FOR LOWS AND HIGHS 25 TO 30 DEGREES.

MOISTURE WILL BEGIN TO INCREASE SUNDAY AFTERNOON...AND ISOLATED
SHOWERS ARE NOT OUT OF THE QUESTION. WINDS ARE EXPECTED TO REMAIN
LIGHT ON SUNDAY OUTSIDE ANY SHOWER ACTIVITY. A BETTER CHANCE OF
SNOWFALL AND STRONGER WESTERLY WINDS WILL BEGIN TO MATERIALIZE
LATE SUNDAY NIGHT INTO MONDAY.

...THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS...
...HAINES INDEX IS HIGH LEVEL HAINES BOTH DAY AND NIGHT...

FORECASTER...MURRELL

.TONIGHT...
SKY/WEATHER.........CLOUDY (80-90 PERCENT) THEN BECOMING MOSTLY CLEAR
                    AROUND MIDNIGHT. WIDELY SCATTERED SNOW SHOWERS THROUGH
                    2100L.
MIN TEMPERATURE.....13-18.
MAX HUMIDITY........90-95 PERCENT.
20 FOOT WINDS.......WEST WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 20 MPH
                    BECOMING DOWNSLOPE/DOWNVALLEY 4-7 MPH BY 2000L.
RIDGE TOP WINDS.....NORTHWEST 15 TO 25 MPH DECREASING TO AROUND 10 MPH
                    AFTER MIDNIGHT.
LAL.................1.
CHC OF WETTING RAIN.0 PERCENT.

.SATURDAY...
SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT) THEN BECOMING
                    PARTLY CLOUDY BETWEEN 1100-1300L...THEN MOSTLY
                    CLOUDY (75 PERCENT) OVER THE TETONS BY 1600L.
MAX TEMPERATURE.....25-30.
MIN HUMIDITY........65-70 PERCENT.
20 FOOT WINDS.......LIGHT AND VARIABLE.
RIDGE TOP WINDS.....LIGHT WEST BECOMING LIGHT SOUTH OR VARIABLE BY MIDDAY.
                    WINDS ARE EXPECTED TO BE BELOW 10 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.

.FORECAST DAYS 3 THROUGH 5...

.SATURDAY NIGHT...PARTLY CLOUDY. LOWS AROUND 13.
WINDS GENERALLY LESS THAN 10 MPH.

.SUNDAY...MOSTLY CLOUDY WITH SCATTERED SNOW SHOWERS AND ISOLATED
THUNDERSTORMS...MAINLY IN THE AFTERNOON. LOWS AROUND 17. HIGHS IN
THE UPPER 20S. WINDS GENERALLY LESS THAN 10 MPH.

.MONDAY...SNOW SHOWERS LIKELY AND ISOLATED THUNDERSTORMS. LOWS
AROUND 18. HIGHS IN THE UPPER 20S. SOUTHWEST WINDS AROUND 17 MPH.

.TUESDAY...MOSTLY CLOUDY WITH SNOW SHOWERS LIKELY. LOWS AROUND
17. HIGHS IN THE MID 20S. WEST WINDS AROUND 16 MPH.

.WEDNESDAY...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LOWS
AROUND 18. HIGHS AROUND 30. SOUTHWEST WINDS AROUND 15 MPH.

$$

FORECASTER...MURRELL
REQUESTED BY...WAYNE PETSCH
REASON FOR REQUEST...SAR
.TAG 20110422.GARNE.02/RIW