FNUS75 KRIW 021437
FWSRIW

SPOT FORECAST FOR HAWK...BLM WOD
NATIONAL WEATHER SERVICE RIVERTON WY
837 AM MDT FRI AUG 2 2013

FORECAST IS BASED ON REQUEST TIME OF 0809 MDT ON AUGUST 02.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A SURFACE LOW PRESSURE CENTER OVER THE WIND RIVER BASIN
WITH HIGH PRESSURE OVER THE BIG HORN BASIN WITH COOLER AIR OVER THE FIRE
THIS MORNING.  DRY WEST FLOW ALOFT OVER THE FIRE WILL MIX DOWN TODAY WITH
WARMING AND DRYING.  HIGH PRESSURE OVER MONTANA AND NORTHERN WYOMING
INCLUDING THE BIG HORN BASIN WILL SURGE SOUTH TONIGHT WITH A STRONGER
PUSH OF COOLER AND MOISTER AIR OVER THE FIRE WHICH WILL REMAIN IN PLACE
THROUGH SATURDAY.

...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 (5-15 PERCENT) THEN BECOMING
                    PARTLY CLOUDY BY 1400 (35-45 PERCENT). ISOLATED SHOWERS
                    AND THUNDERSTORMS IN THE AFTERNOON AROUND 1600.
MAX TEMPERATURE.....81-84.
MIN HUMIDITY........17-20 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS LATE IN THE
                    AFTERNOON...GUSTS TO 45 MPH POSSIBLE.
RIDGE TOP WINDS.....SOUTHWEST AROUND 20 MPH SHIFTING TO THE
                    NORTHWEST IN THE LATE MORNING AND AFTERNOON.
LAL.................1 UNTIL 1600...THEN 2.
CHC OF WETTING RAIN.5 PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.

.TONIGHT...
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT). ISOLATED SHOWERS
                    AND THUNDERSTORMS IN THE EVENING UNTIL 2200 THEN
                    CLEARING.
MIN TEMPERATURE.....53-56.
MAX HUMIDITY........65-70 PERCENT.
20 FOOT WINDS.......NORTH AROUND 8 MPH...AFTER MIDNIGHT BECOMING
                    DOWNSLOPE/DOWNVALLEY 4-7 MPH. GUSTS UP TO 15 MPH.
                    GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS
                    IN THE EVENING...GUSTS TO 45 MPH POSSIBLE.
RIDGE TOP WINDS.....NORTH 10 TO 15 MPH SHIFTING TO THE EAST EARLY
                    IN THE MORNING.
LAL.................2 UNTIL 2200...THEN 1.
CHC OF WETTING RAIN.5 PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

.SATURDAY...
SKY/WEATHER.........MOSTLY SUNNY IN THE MORNING THEN PARTLY CLOUDY
                    IN THE AFTERNOON (45-55 PERCENT). ISOLATED SHOWERS
                    AND THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....79-82.
MIN HUMIDITY........22-25 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS IN THE
                    AFTERNOON...GUSTS TO 45 MPH POSSIBLE.
RIDGE TOP WINDS.....NORTH AROUND 10 MPH SHIFTING TO THE SOUTH IN
                    THE LATE MORNING AND AFTERNOON.
LAL.................1 UNTIL 1400...THEN 2.
CHC OF WETTING RAIN.5 PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.

.FORECAST DAYS 3 THROUGH 5...
.SATURDAY NIGHT...PARTLY CLOUDY WITH ISOLATED SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 50S. WINDS GENERALLY LESS THAN
10 MPH.
.SUNDAY...PARTLY CLOUDY WITH ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 80S. WINDS GENERALLY
LESS THAN 10 MPH.
.MONDAY...MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER
80S. WINDS GENERALLY LESS THAN 10 MPH.
.TUESDAY...PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE LOWER
80S. WINDS GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...C.BAKER
REQUESTED BY...IC
REASON FOR REQUEST...WILDFIRE
.TAG 20130802.HAWK_.01/RIW