FNUS75 KRIW 312233
FWSRIW

SPOT FORECAST FOR WEST SLOPE RX...IA CDC
NATIONAL WEATHER SERVICE RIVERTON WY
433 PM MDT WED MAR 31 2010

FORECAST IS BASED ON IGNITION TIME OF 1100 MDT ON APRIL 01.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...WINTER WEATHER ADVISORY IN EFFECT UNTIL MIDNIGHT MDT THURSDAY
NIGHT...

.DISCUSSION...A LOW PRESSURE CENTER WILL TRACK NORTHEAST ACROSS
CENTRAL WYOMING TONIGHT AND THURSDAY. THIS STORM WILL PRODUCE ACCUMULATING
SNOW ON THE BURN AREA. A TIGHTENING PRESSURE GRADIENT AND STRONGER
RESULTANT NORTHWESTERLY FLOW WILL BECOME ESTABLISHED FRIDAY. THIS WILL RESULT
IN MILDER...DRIER CONDITIONS ALONG WITH STRONGER WINDS.

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

FORECASTER...LIPSON

.TODAY...
SKY/WEATHER.........CLOUDY (95-100 PERCENT). SNOW IN THE
                    MORNING...THEN SNOW LIKELY IN THE AFTERNOON.
MAX TEMPERATURE.....29-32.
MIN HUMIDITY........56-59 PERCENT.
WIND (20 FT)........NORTHWEST 5 TO 10 MPH IN THE MORNING. NORTHWEST 10 TO 15 MPH
                    BY 1200 NOON ALONG WITH GUSTS TO 20 MPH BY 1400...
                    GUSTS TO 25 MPH BY 1500...AND 30 MPH BY 1700.
RIDGE TOP WINDS.....NORTHWEST 10 MPH INCREASING TO 20 TO 30 MPH BY 1500.
LAL.................1.
CWR.................60 PERCENT.
HAINES INDEX........3.
MIXING HEIGHT.......4000 FEET.
TRANSPORT WINDS.....NORTH WINDS 10 MPH INCREASING TO 30 MPH BY 1500.
SMOKE DISPERSAL.....VERY GOOD.

.THURSDAY NIGHT...
SKY/WEATHER.........CLOUDY (85-95 PERCENT). CHANCE OF SNOW.
MIN TEMPERATURE.....23-26.
MAX HUMIDITY........78-81 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 13 TO 20 MPH WITH GUSTS TO
                    AROUND 35 MPH DECREASING TO AROUND 8 MPH WITH
                    GUSTS TO AROUND 15 MPH EARLY IN THE MORNING.
RIDGE TOP WINDS.....NORTHWEST WINDS 20 TO 30 MPH DECREASING TO 15 MPH AFTER
                    MIDNIGHT.
LAL.................1.
CWR.................20 PERCENT.
HAINES INDEX........3.
MIXING HEIGHT.......3000 FEET.
TRANSPORT WINDS.....NORTH WINDS 20 TO 30 MPH DECREASING TO 15 MPH AFTER
                    MIDNIGHT.
SMOKE DISPERSAL.....VERY GOOD.

.FRIDAY...
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). SLIGHT CHANCE OF
                    SNOW SHOWERS.
MAX TEMPERATURE.....AROUND 40.
MIN HUMIDITY........31-34 PERCENT.
WIND (20 FT)........NORTHWEST 10 TO 15 MPH BECOMING SOUTHWEST
                    15 MPH WITH GUSTS TO AROUND 25 MPH IN THE
                    AFTERNOON.
RIDGE TOP WINDS.....NORTHWEST 10 TO 15 MPH BECOMING SOUTHWEST
                    15 MPH WITH GUSTS TO AROUND 25 MPH IN THE
                    AFTERNOON.
LAL.................1.
CWR.................5 PERCENT.
HAINES INDEX........3.
MIXING HEIGHT.......10000 FEET.
TRANSPORT WINDS.....NORTH 20 MPH BECOMING LIGHT AND VARIABLE AROUND
                    NOON THEN SOUTHWEST 20 MPH BY 1400.
SMOKE DISPERSAL.....VERY GOOD.

.FORECAST DAYS 3 THROUGH 5...
.FRIDAY NIGHT...MOSTLY CLOUDY. LOWS IN THE UPPER 20S. SOUTH WINDS
AROUND 12 MPH.
.SATURDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS AND SNOW
SHOWERS. LOWS IN THE MID 20S. HIGHS IN THE UPPER 30S. WINDS
GENERALLY LESS THAN 10 MPH.
.SUNDAY...PARTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN THE
UPPER 30S. WINDS GENERALLY LESS THAN 10 MPH.
.MONDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND SNOW
SHOWERS. LOWS IN THE UPPER 20S. HIGHS IN THE MID 40S. WINDS
GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...LIPSON
REQUESTED BY...CODY DISPATCH
REASON FOR REQUEST...PRESCRIBED
.TAG 20100401.WESTS.01/RIW