FNUS75 KRIW 011644
FWSRIW

SPOT FORECAST FOR DICKINSON PARK PILES...SHF
NATIONAL WEATHER SERVICE RIVERTON WY
1044 AM MDT MON OCT 1 2012

FORECAST IS BASED ON IGNITION TIME OF 0800 MDT ON OCTOBER 03.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...

.DISCUSSION...
A WEATHER SYSTEM WILL APPROACH WYOMING FROM THE NORTHWEST ON TUESDAY.
THIS SYSTEM WILL BE ACCOMPANIED BY A COLD FRONT. INCREASING WEST WIND
WITH SPEEDS OF 25 TO 45 MPH WILL OCCUR TUESDAY AFTERNOON AHEAD OF THIS
FRONT. EXPECT GUSTY NORTH-NORTHEAST WIND AND DRAMATICALLY COOLER
TEMPERATURES ON WEDNESDAY AS THE COLD FRONT DRIVES ACROSS THE SITE BY
SUNRISE WEDNESDAY. THE BEST CHANCE FOR PRECIPITATION COMES WEDNESDAY
AFTERNOON AND EVENING AS THE WEATHER SYSTEM SWEEPS ACROSS THE AREA.
THE REMAINDER OF THE WEEK WILL BE DRIER WITH COOL TEMPERATURES.

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

FORECASTER...JONES

.TODAY...
SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....59-62.
MIN HUMIDITY........26-29 PERCENT.
20 FOOT WINDS.......SOUTHEAST 5 TO 9 MPH.
RIDGE TOP WINDS.....VARIABLE AROUND 10 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......RISING TO AROUND 6000 FT AGL BY 1500L.
TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.
SMOKE DISPERSAL.....GOOD.

.TONIGHT...
SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....38-41.
MAX HUMIDITY........60-63 PERCENT.
20 FOOT WINDS.......WEST WINDS INCREASING TO 8 TO 12 MPH BY
                    MIDNIGHT WITH OCCASIONAL GUSTS TO 20 MPH.
RIDGE TOP WINDS.....WEST 14 TO 18 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......DECREASING TO LESS THAN 2000 FT AGL BY 2000L.
TRANSPORT WINDS.....WEST 15 TO 20 MPH.
SMOKE DISPERSAL.....BECOMING POOR BY 2000L.

.TUESDAY...
SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....61-64.
MIN HUMIDITY........20-23 PERCENT.
20 FOOT WINDS.......BREEZY. WEST WIND 20 TO 25 MPH WITH OCCASIONAL
                    GUSTS TO AROUND 45 MPH IN THE AFTERNOON.
RIDGE TOP WINDS.....WEST 30 TO 35 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......LESS THAN 2000 FT AGL UNTIL 0900L...THEN
                    INCREASING TO AROUND 6000 FT AGL BY 1500L.
TRANSPORT WINDS.....WEST 25 TO 35 MPH.
SMOKE DISPERSAL.....BECOMING GOOD BY 1200L...THEN INCREASING TO
                    EXCELLENT BY 1500L.

.FORECAST DAYS 3 THROUGH 5...
.TUESDAY NIGHT...COLD FRONT PASSAGE BETWEEN 0300L AND 0600L WEDNESDAY
MORNING. CLEAR. LOWS IN THE MID 30S. WEST WINDS AROUND 25 MPH
BECOMING NORTHWEST TO NORTH BY SUNRISE.
.WEDNESDAY...MUCH COLDER. MOSTLY CLOUDY WITH CHANCE OF SNOW...
ESPECIALLY DURING THE AFTERNOON AND EVENING. SNOWFALL OF UP TO TWO
INCHES POSSIBLE BY MIDNIGHT. LOWS AROUND 20. HIGHS IN THE UPPER 30S.
WINDS GENERALLY LESS THAN 10 MPH.
.THURSDAY...PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE
LOWER 40S. WINDS GENERALLY LESS THAN 10 MPH.
.FRIDAY...MOSTLY CLOUDY WITH CHANCE OF RAIN AND SNOW. LOWS AROUND
20. HIGHS IN THE UPPER 30S. WINDS GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...JONES
REQUESTED BY...BRETT HELLER
REASON FOR REQUEST...PRESCRIBED
.TAG 20121003.DICKI.01/RIW