FNUS75 KRIW 120231
FWSRIW

SPOT FORECAST FOR CRANEY DRAW...JOHNSON COUNTY FIRE DEPT
NATIONAL WEATHER SERVICE RIVERTON WY
831 PM MDT WED JUL 11 2012

FORECAST IS BASED ON REQUEST TIME OF 1950 MDT ON JULY 11.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.


.DISCUSSION...SOME WEAKENING SHOWERS AND POSSIBLY A THUNDERSTORM
WILL MOVE ACROSS SHERIDAN COUNTY BETWEEN 2100 AND 2200L. THE FIRE
MAY GET SOME OUTFLOWS FROM THE NORTH FROM THESE STORMS BUT SHOULD
BE FAR ENOUGH SOUTH TO ESCAPE THE STRONGER GUSTS. UPPER LEVEL HIGH
PRESSURE WILL BEGIN TO SHIFT EAST ON THURSDAY...BRINGING IN A
DRIER AIRMASS. THUNDERSTORMS WILL BE MUCH MORE ISOLATED THURSDAY
AFTERNOON AND EVENING. A LIGHT NORTH TO NORTHWEST FLOW WILL
PREVAIL LATER TONIGHT THROUGH THURSDAY AFTERNOON AFTER CONVECTION
DIES OFF THIS EVENING.


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

FORECASTER...MEUNIER

.REST OF TONIGHT...
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT) THEN BECOMING
MOSTLY CLEAR (10-20 PERCENT). AN ISOLATED SHOWER POSSIBLE THROUGH
2200L.
MIN TEMPERATURE.....62-65.
MAX HUMIDITY........60-63 PERCENT.
20 FOOT WINDS.......NORTH WIND 10 TO 15 MPH WITH GUSTS 20 TO 25 MPH
                    THROUGH 2200L...THEN DECREASING TO 5 TO 10 MPH
RIDGE TOP WINDS.....NORTH WIND 10 TO 15 MPH WITH GUSTS 20 TO 25 MPH
                    THROUGH 2200L...THEN DECREASING TO 5 TO 10 MPH.
LAL.................2 UNTIL 2200...THEN 1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......9700-10700 FT AGL DECREASING TO 3900-4900 FT AGL
                    AFTER MIDNIGHT.
TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH...DECREASING TO 5 TO 10 MPH
                    AFTER MIDNIGHT.
SMOKE DISPERSAL.....VERY GOOD THROUGH 2200L DECREASING TO FAIR TO POOR
                    AFTER MIDNIGHT.

.THURSDAY...
SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT) IN THE MORNING...BECOMING
                    PARTLY CLOUDY IN THE AFTERNOON WITH AN ISOLATED THUNDERSTORM
                    POSSIBLE IN THE VICINITY...PRIMARILY ALONG THE EAST SLOPES
                    OF THE BIG HORN MOUNTAINS.
MAX TEMPERATURE.....89-92.
MIN HUMIDITY........15-18 PERCENT.
20 FOOT WINDS.......NORTH NORTHEAST 4 TO 8 MPH...BECOMING NORTHWEST 5 TO 10 MPH
                    IN THE AFTERNOON WITH GUSTS TO 15 MPH.
RIDGE TOP WINDS.....NORTH NORTHEAST 4 TO 8 MPH...BECOMING NORTHWEST 5 TO 10 MPH
                    IN THE AFTERNOON WITH GUSTS TO 15 MPH.
LAL.................1 UNTIL 1400L...THEN 2.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......3000-4000 FT AGL INCREASING TO 8000-9000 FT AGL
                    IN THE AFTERNOON.
TRANSPORT WINDS.....NORTHWEST 12 TO 17 MPH.
SMOKE DISPERSAL.....FAIR (40100 KNOT-FT) INCREASING TO VERY GOOD
                    (114200 KNOT-FT) IN THE AFTERNOON.

.FORECAST DAYS 3 THROUGH 5...
.THURSDAY NIGHT...MOSTLY CLEAR. LOWS IN THE MID 60S. WINDS
GENERALLY LESS THAN 10 MPH.

.FRIDAY...PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE UPPER 60S. HIGHS IN THE MID 90S. WINDS GENERALLY LESS THAN
10 MPH.

.SATURDAY...PARTLY CLOUDY WITH SCATTERED SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 90S. WINDS
GENERALLY LESS THAN 10 MPH.

.SUNDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS AROUND 90. WINDS
GENERALLY LESS THAN 10 MPH.

.MONDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 90S.
WINDS GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...MEUNIER
REQUESTED BY...WES
REASON FOR REQUEST...WILDFIRE
.TAG 20120711.CRANE.01/RIW