FNUS75 KRIW 281136
FWSRIW

SPOT FORECAST FOR PHELPS MORAINE...IA TDC
NATIONAL WEATHER SERVICE RIVERTON WY
536 AM MDT TUE SEP 28 2010

FORECAST IS BASED ON IGNITION TIME OF 2000 MDT ON SEPTEMBER 27.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...IT WILL BE SUNNY...DRY AND WARM THIS WEEK. A WEAK COLD
FRONT WILL MOVE INTO NORTHWEST WYOMING TONIGHT WITH LITTLE EFFECT OVER
THE BURN AREA EXCEPT FOR SLIGHTLY COOLER HIGHS ON WEDNESDAY. VERY LOW
RH'S WILL CONTINUE THROUGH WEDNESDAY. THE NEXT REAL CHANCE FOR A STORM
SYSTEM TO MOVE THROUGH THE AREA WILL NOT BE UNTIL NEXT MONDAY AND/OR
TUESDAY.



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

FORECASTER...SKRBAC

.TODAY...
SKY/WEATHER.........SUNNY (0-5 PERCENT).
MAX TEMPERATURE.....80-83.
MIN HUMIDITY........10-14 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH.
RIDGE TOP WINDS.....LIGHT AND VARIABLE WINDS BECOMING SOUTHWEST
                    AROUND 15 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......1900-2900 FT AGL INCREASING TO 4500-5500 FT AGL
                    IN THE AFTERNOON.
TRANSPORT WINDS.....LIGHT AND VARIABLE WINDS BECOMING SOUTHWEST 15
                    MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR BECOMING GOOD IN THE AFTERNOON
                    (25500-75000 KNOT-FT).

.TONIGHT...
SKY/WEATHER.........CLEAR (0-10 PERCENT).
MIN TEMPERATURE.....AROUND 35.
MAX HUMIDITY........55-65 PERCENT.
20 FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH.
RIDGE TOP WINDS.....SOUTHWEST 10 TO 15 MPH...DECREASING TO 4-8 MPH
                    AFTER MIDNIGHT.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......2500 FT AGL DECREASING TO 500 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....WEST 15 MPH IN THE EVENING THEN 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR (7500-37500 KNOT-FT).

.WEDNESDAY...
SKY/WEATHER.........SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....77-80.
MIN HUMIDITY........12-16 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH.
RIDGE TOP WINDS.....SOUTHWEST 5-10 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2700-3700 FT AGL INCREASING TO 6000-6800 FT AGL
                    IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 5-10 MPH.
SMOKE DISPERSAL.....POOR (27000 KNOT-FT) BECOMING GOOD IN THE AFTERNOON.
                    (64000 KNOT-FT).

.FORECAST DAYS 3 THROUGH 5...
.WEDNESDAY NIGHT...CLEAR. LOWS IN THE LOWER 30S. WINDS GENERALLY
LESS THAN 10 MPH.
.THURSDAY...CLEAR. LOWS AROUND 30. HIGHS IN THE UPPER 70S. WINDS
GENERALLY LESS THAN 10 MPH.
.FRIDAY...MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS AROUND 80.
WINDS GENERALLY LESS THAN 10 MPH.
.SATURDAY...MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE
UPPER 70S. WINDS GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...SKRBAC
REQUESTED BY...BANISTER
REASON FOR REQUEST...PRESCRIBED
.TAG 20100927.PHELP.01/RIW