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FNUS75 KRIW 231132
FWSRIW

SPOT FORECAST FOR NORTH LITTLE MOUNTAIN RX...BLM WOD
NATIONAL WEATHER SERVICE RIVERTON WY
532 AM MDT WED APR 23 2014

FORECAST IS BASED ON IGNITION TIME OF 1300 MDT ON APRIL 23.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

VERY LIGHT RAIN OCCURRED OVERNIGHT AT THE FIRE SITE.

IN WAKE OF A COLD FRONT EARLY THIS MORNING...BREEZY NORTHERLY WINDS
AND A CONTINUED CHANCE FOR RAIN SHOWERS ARE EXPECTED THIS MORNING.
A DRY AFTERNOON IS EXPECTED WITH WINDS SWITCHING TO THE WEST OR
SOUTHWEST MID TO LATE IN THE AFTERNOON. ANY SHOWER ACTIVITY IN THE
AFTERNOON SHOULD REMAIN OVER THE MOUNTAINS. THERE COULD BE A
PERIOD BETWEEN 2 PM AND 4 PM WHERE WINDS BECOME VARIABLE BEFORE
PICKING UP FROM THE WEST OR SOUTHWEST. OTHERWISE...A MUCH COOLER
DAY AND HIGHER HUMIDITY IS EXPECTED.

THURSDAY WILL SEE BREEZY SOUTHERLY WIND AND WARMER CONDITIONS.

A COMPLEX STORM SYSTEM WILL IMPACT THE AREA THIS WEEKEND WITH A
DECENT SHOT FOR A WETTING EVENT ON THE FIRE SITE.

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

FORECASTER...MURRELL

.TODAY...
SKY/WEATHER.........MOSTLY CLOUDY (75 PERCENT) WITH WIDELY SCATTERED
                    RAIN SHOWERS THIS MORNING. BECOMING PARTLY CLOUDY
                    (30-40 PERCENT) BETWEEN NOON AND 2 PM.
MAX TEMPERATURE.....50.
MIN HUMIDITY........28 PERCENT.
20 FOOT WINDS.......BECOMING NORTH 10-15 MPH WITH GUSTS TO 30 MPH
                    BY 8 AM...THEN DECREASING AROUND 2 PM...THEN
                    BECOMING WEST SOUTHWEST AROUND 10 MPH AROUND 4 PM.
                    GUSTS TO 25 MPH IN THE AFTERNOON.
RIDGE TOP WINDS.....NORTHWEST 20-25 MPH...SHIFTING TO THE WEST AROUND
                    2 PM.
LAL.................1.
CHC OF WETTING RAIN.5 PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2400 FT AGL INCREASING TO 7800 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....NORTHWEST 20-25 MPH...BECOMING WEST IN THE
                    AFTERNOON.
SMOKE DISPERSAL.....FAIR INCREASING TO VERY GOOD (130300 KNOT-FT)
                    IN THE AFTERNOON.

.TONIGHT...
SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT).
MIN TEMPERATURE.....32.
MAX HUMIDITY........65 PERCENT.
20 FOOT WINDS.......SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS TO 25
                    MPH IN THE EVENING...BECOMING SOUTH 5-10 MPH
                    BY MIDNIGHT.
RIDGE TOP WINDS.....SOUTH TO SOUTHWEST 10-15 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......DECREASING TO 1500 FT AGL BY 9 PM.
TRANSPORT WINDS.....SOUTH TO SOUTHWEST 10-15 MPH
SMOKE DISPERSAL.....DECREASING TO POOR BY 9 PM.

.THURSDAY...
SKY/WEATHER.........PARTLY CLOUDY (55-65 PERCENT).
MAX TEMPERATURE.....60.
MIN HUMIDITY........20 PERCENT.
20 FOOT WINDS.......SOUTH 5-10 MPH...INCREASING TO 10-15 MPH
                    IN THE AFTERNOON.
RIDGE TOP WINDS.....SOUTH 10-15 MPH...SOUTHWEST 15-20 MPH IN
                    THE AFTERNOON.
LAL.................1.
CHC OF WETTING RAIN.ZERO.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1200 FT AGL...INCREASING TO 7500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 15-20 MPH.
SMOKE DISPERSAL.....INCREASING TO VERY GOOD BY EARLY AFTERNOON.

.FORECAST DAYS 3 THROUGH 5...

.THURSDAY NIGHT...PARTLY CLOUDY. LOWS IN THE UPPER 30S.
WINDS GENERALLY LESS THAN 10 MPH.

.FRIDAY...PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. HIGHS IN THE
LOWER 60S. WINDS GENERALLY LESS THAN 10 MPH.

.SATURDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE MID
50S. WINDS GENERALLY LESS THAN 10 MPH.

.SUNDAY...COLDER. MOSTLY CLOUDY WITH CHANCE OF RAIN AND SNOW
SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 30S. NORTH
WINDS 10-15 MPH.

$$

FORECASTER...MURRELL
REQUESTED BY...WENGERT
REASON FOR REQUEST...PRESCRIBED
.TAG 20140423.NORTH.01/RIW







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