FNUS75 KRIW 291032
FWSRIW

SPOT FORECAST FOR NORTH LITTLE MT4...BLM CAD
NATIONAL WEATHER SERVICE RIVERTON WY
432 AM MDT FRI MAR 29 2013

FORECAST IS BASED ON IGNITION TIME OF 1500 MDT ON MARCH 29.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A WEAK RIDGE OF HIGH PRESSURE WILL HOLD OVER THE AREA UNTIL LATE THIS
AFTERNOON OR EARLY EVENING WHEN A WEAK COLD FRONT WILL BRING IN A POTENTIAL
WIND SHIFT AND A CHANCE OF SHOWERS AND ISOLATED THUNDERSTORMS BY LATE
AFTERNOON OR EARLY EVENING. WIND FLOW WILL REMAIN WEAK PRODUCING POOR SMOKE
DISPERSAL. ANY SHOWERS IN THE AREA LATER TODAY COULD PRODUCE GUSTY AND
ERRATIC WINDS.


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

FORECASTER...SKRBAC

.TODAY...
SKY/WEATHER.........MOSTLY CLOUDY (65-80 PERCENT). ISOLATED RAIN
                    SHOWERS AFTER 1500L.
MAX TEMPERATURE.....54-57.
MIN HUMIDITY........24-27 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH LOCALLY GUSTY NEAR ANY
                    SHOWERS.
RIDGE TOP WINDS.....SOUTHWEST 8 TO 10 MPH.
LAL.................1.
CHC OF WETTING RAIN.LESS THAN 5 PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2000-3000 FT AGL INCREASING TO 4000 FT AGL AFTER
                    1400L.
TRANSPORT WINDS.....SOUTHWEST 8 TO 10 MPH.
SMOKE DISPERSAL.....POOR (20000-40000 KNOT-FT).

.TONIGHT...
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). SCATTERED RAIN
                    SHOWERS.
MIN TEMPERATURE.....AROUND 40.
MAX HUMIDITY........73-76 PERCENT.
20 FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH.
RIDGE TOP WINDS.....NORTHWEST 5-9 MPH.
LAL.................1.
CHC OF WETTING RAIN.5 PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......3500 FT AGL DECREASING TO 1500 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....NORTHWEST 5-9 MPH.
SMOKE DISPERSAL.....POOR (7500-35000 KNOT-FT).

.SATURDAY...
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). SCATTERED RAIN
                    SHOWERS IN THE MORNING.
MAX TEMPERATURE.....52-54.
MIN HUMIDITY........30-35 PERCENT.
20 FOOT WINDS.......WEST TO NORTHWEST 6-9 MPH.
RIDGE TOP WINDS.....NORTHWEST 5 TO 10 MPH INCREASING TO AROUND 15
                    MPH LATE IN THE AFTERNOON.
LAL.................1.
CHC OF WETTING RAIN.6 PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......3000 FT AGL INCREASING TO 5000 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....WEST TO NORTHWEST 8 TO 12 MPH.
SMOKE DISPERSAL.....POOR THROUGH 1400L (25000-35000 KNOT-FT) THEN FAIR
                    AFTER 1400L (40000-60000 KNOT-FT).

.FORECAST DAYS 3 THROUGH 5...
.SATURDAY NIGHT...PARTLY CLOUDY. LOWS IN THE MID 30S. WINDS
GENERALLY LESS THAN 10 MPH.
.SUNDAY...COOLER. PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
SNOW SHOWERS. LOWS IN THE MID 20S. HIGHS IN THE MID 40S. WINDS
GENERALLY LESS THAN 10 MPH.
.MONDAY...PARTLY CLOUDY. LOWS AROUND 30. HIGHS IN THE MID 40S.
WINDS GENERALLY LESS THAN 10 MPH.
.TUESDAY...PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE MID
50S. WINDS GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...SKRBAC
REQUESTED BY...WENGERT
REASON FOR REQUEST...PRESCRIBED
.TAG 20130329.NORTH.01/RIW