FNUS75 KRIW 221009
FWSRIW

SPOT FORECAST FOR CROOKED CREEK RX...BLM WOD
NATIONAL WEATHER SERVICE RIVERTON WY
409 AM MDT TUE SEP 22 2009

FORECAST IS BASED ON IGNITION TIME OF 0930 MDT ON SEPTEMBER 22.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
UPPER LOW OVER EASTERN COLORADO AND THE WESTERN CENTRAL PLAINS WILL
DRIFT SLOWLY TO THE SOUTH TODAY AND TO THE WEST WEDNESDAY...WHILE A
LARGE UPPER LEVEL HIGH PRESSURE SYSTEM OVER THE PACIFIC NORTHWEST
WILL REMAIN NEARLY STATIONARY. THIS WILL KEEP THE BURN AREA UNDER THE
INFLUENCE OF COOLER THAN NORMAL NORTHERLY FLOW ALOFT. EXPECT COOLER
THAN NORMAL DAYTIME TEMPERATURES TODAY AND WEDNESDAY WITH LOW AFTERNOON
RELATIVE HUMIDITIES. IT WILL BE DRY TODAY AND WEDNESDAY.

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

FORECASTER...C.BAKER

.TODAY...
SKY/WEATHER.........MOSTLY SUNNY (5-10 PERCENT).
MAX TEMPERATURE.....60-63.
MIN HUMIDITY........17-20 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH.
RIDGE TOP WINDS.....NORTH 5 TO 10 MPH.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......5000 FT AGL.
TRANSPORT WINDS.....NORTH 8 TO 13 MPH.
SMOKE DISPERSAL.....POOR IN THE MORNING THEN GOOD BY NOON (65000 KNOT-FT).

.TONIGHT...
SKY/WEATHER.........MOSTLY CLEAR (5-10 PERCENT).
MIN TEMPERATURE.....42-44.
MAX HUMIDITY........43-46 PERCENT.
20 FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH.
RIDGE TOP WINDS.....NORTHEAST AROUND 10 MPH.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......400-1400 FT AGL.
TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH.
SMOKE DISPERSAL.....POOR (400-14000 KNOT-FT).

.WEDNESDAY...
SKY/WEATHER.........MOSTLY SUNNY (10-15 PERCENT).
MAX TEMPERATURE.....63-66.
MIN HUMIDITY........20-25 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH.
RIDGE TOP WINDS.....NORTHEAST AROUND 5 MPH SHIFTING TO THE
                    NORTHWEST IN THE LATE MORNING AND EARLY
                    AFTERNOON...THEN SHIFTING TO THE NORTHEAST LATE
                    IN THE AFTERNOON.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......3900 FT AGL INCREASING TO 7600 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....NORTHEAST AROUND 8 MPH INCREASING TO AROUND 13
                    MPH LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....BECOMING GOOD BY NOON (75000-98000 KNOT-FT).

.FORECAST DAYS 3 THROUGH 5...
.WEDNESDAY NIGHT...MOSTLY CLEAR. LOWS IN THE MID 40S. WINDS
GENERALLY LESS THAN 10 MPH.
.THURSDAY...MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE MID
60S. WINDS GENERALLY LESS THAN 10 MPH.
.FRIDAY...MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE UPPER
60S. WINDS GENERALLY LESS THAN 10 MPH.
.SATURDAY...CLEAR. LOWS IN THE UPPER 40S. HIGHS AROUND 70. WINDS
GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...C.BAKER
REQUESTED BY...ANDY ROTHLEUTNER
REASON FOR REQUEST...PRESCRIBED
.TAG 20090922.CROOK.01/RIW