FNUS75 KRIW 061015
FWSRIW

SPOT FORECAST FOR WEST SLOPE RX...BLM WOD
NATIONAL WEATHER SERVICE RIVERTON WY
415 AM MDT WED APR 6 2011

FORECAST IS BASED ON IGNITION TIME OF 1100 MDT ON APRIL 06.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

DRY CONDITIONS ARE EXPECTED OVER THE FIRE SITE WITH FAIRLY TYPICAL
DIURNAL WINDS...WITH FAIR TO GOOD SMOKE DISPERSAL BY MIDDAY. VERY
ISOLATED SHOWERS COULD OCCUR OVER THE BIGHORN MOUNTAINS...BUT WILL
REMAIN EAST OF THE FIRE SITE. A STORM SYSTEM WILL BEGIN TO AFFECT
NORTHERN WYOMING LATE THURSDAY...WITH A COLD FRONT EXPECTED TO
MOVE ACROSS THE FIRE SITE LATE THURSDAY AFTERNOON OR EARLY
THURSDAY EVENING. CHANCES OF RAIN AND SNOW WILL INCREASE THURSDAY
AFTERNOON...WITH SNOW LIKELY THURSDAY NIGHT. THERE IS A GOOD
CHANCE OF ACCUMULATING SNOW OVER THE FIRE SITE THURSDAY NIGHT.

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

FORECASTER...MURRELL

.TODAY...
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT).
MAX TEMPERATURE.....AROUND 55.
MIN HUMIDITY........AROUND 35 PERCENT.
20 FOOT WINDS.......UPSLOPE 4-8 MPH BY AROUND 1000L...BECOMING SOUTH
                    SOUTHEAST 8-12 MPH BETWEEN NOON AND 1400L...SWITCHING
                    TO THE SOUTHWEST AROUND 10 MPH BETWEEN 1600L AND
                    1800L. GUSTS AROUND 20 MPH IN AFTERNOON.
RIDGE TOP WINDS.....SOUTH SOUTHWEST 12 TO 18 MPH. GUSTS AROUND 25 MPH.
MIXING HEIGHT.......1200 FT AGL INCREASING TO 3500-4400 FT AGL IN
                    THE AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 15-20 MPH.
SMOKE DISPERSAL.....POOR (5000 KNOT-FT) INCREASING TO GOOD (77000
                    KNOT-FT) IN THE AFTERNOON.

.TONIGHT...
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT).
MIN TEMPERATURE.....30-35.
MAX HUMIDITY........65-70 PERCENT.
20 FOOT WINDS.......WEST SOUTHWEST 5-10 MPH...BECOMING DOWNSLOPE
                    3-6 MPH BY 2000L.
RIDGE TOP WINDS.....SOUTH TO SOUTHWEST 10-20 MPH
MIXING HEIGHT.......2300-3300 FT AGL DECREASING TO 1200 FT AGL
                    BY 2000L.
TRANSPORT WINDS.....SOUTHWEST 10-20 MPH...BECOMING SOUTHEAST AROUND
                    10 MPH BY 2100L.
SMOKE DISPERSAL.....POOR (19000-20200 KNOT-FT).

.THURSDAY...
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). SCATTERED RAIN AND
                    SNOW SHOWERS.
MAX TEMPERATURE.....45-50.
MIN HUMIDITY........40-45 PERCENT.
20 FOOT WINDS.......UPSLOPE 4-8 MPH...BECOMING NORTHWEST AROUND 10 MPH
                    AFTER 1600L.
RIDGE TOP WINDS.....SOUTH AROUND 15 MPH...SHIFTING TO THE NORTHWEST
                    AFTER 1600L.
MIXING HEIGHT.......1200 FT AGL INCREASING TO 4400 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTH AROUND 15 MPH...SHIFTING TO THE NORTHWEST
                    AFTER 1600L.
SMOKE DISPERSAL.....POOR (15900 KNOT-FT)...INCREASING TO FAIR (48000
                    KNOT-FT) BY MIDDAY.

.FORECAST DAYS 3 THROUGH 5...
.THURSDAY NIGHT...SNOW LIKELY. LOWS IN THE UPPER 20S.
NORTHWEST WINDS 10-20 MPH.

.FRIDAY...CLOUDY WITH RAIN AND SNOW. LOWS IN THE MID 20S. HIGHS
IN THE UPPER 30S. WINDS GENERALLY LESS THAN 10 MPH.

.SATURDAY...MOSTLY CLOUDY WITH CHANCE OF RAIN AND SNOW. LOWS IN
THE MID 20S. HIGHS IN THE UPPER 40S. WINDS GENERALLY LESS THAN
10 MPH.

.SUNDAY...PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE
UPPER 40S. WINDS GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...MURRELL
REQUESTED BY...CODY DISPATCH
REASON FOR REQUEST...PRESCRIBED
.TAG 20110406.WESTS.01/RIW