FNUS75 KRIW 261221
FWSRIW

SPOT FORECAST FOR RED CANYON RX...BLM
NATIONAL WEATHER SERVICE RIVERTON WY
621 AM MDT SAT JUN 26 2010

IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE IN RIVERTON.

.DISCUSSION...
A LOW PRESSURE SYSTEM MOVING OUT OF IDAHO WILL TURN THE ATMOSPHERE
UNSTABLE BY THIS AFTERNOON. A FEW THUNDERSTORMS WILL DEVELOP OVER
THE SALT RANGE. GUSTY WINDS AND BRIEF HEAVY RAIN CAN BE EXPECTED WITH
ANY STORMS. OTHERWISE...WINDS WILL GRADUALLY BECOME NORTHWEST WITH
RIDGE TOP WINDS OCCASIONALLY BLOWING OVER 20 MPH.

THUNDERSTORMS WILL MOVE WELL EAST BY THIS EVENING...RESULTING IN LESS
CLOUDS AND WIND. FAIR WEATHER WILL THEN EXIST THROUGH THE REMAINDER OF
THE WEEKEND.


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

FORECASTER...LYNOTT

.TODAY...
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT) THEN BECOMING
                    MOSTLY CLOUDY (60-70 PERCENT). SCATTERED
                    SHOWERS AND THUNDERSTORMS BY THE AFTERNOON.
MAX TEMPERATURE.....65-68.
MIN HUMIDITY........29-32 PERCENT.
WIND (20 FT)........UPSLOPE/UPVALLEY 5-9 MPH BECOMING WEST 11 TO 16
                    MPH WITH HIGHER GUSTS IN THE AFTERNOON. GUSTY
                    AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS
                    IN THE AFTERNOON.
RIDGE TOP WINDS.....WEST 15 TO 20 MPH.
LAL.................1 UNTIL 1200...THEN 4.
CWR.................6 PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......2200-3200 FT AGL INCREASING TO 5700-6700 FT AGL
                    IN THE AFTERNOON.
TRANSPORT WINDS.....WEST 13 TO 22 MPH.
SMOKE DISPERSAL.....FAIR (41100 KNOT-FT) INCREASING TO VERY GOOD
                    (109300 KNOT-FT) IN THE AFTERNOON.

.TONIGHT...
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).
MIN TEMPERATURE.....AROUND 40.
MAX HUMIDITY........86-89 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 10 TO 15 MPH AND GUSTY IN THE
                    EVENING BECOMING DOWNSLOPE/DOWNVALLEY 4-7 MPH.
RIDGE TOP WINDS.....NORTHWEST 15 TO 20 MPH DECREASING TO AROUND 10
                    MPH AFTER MIDNIGHT.
LAL.................1.
CWR.................ZERO PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......5600-6600 FT AGL DECREASING TO 2000-3000 FT AGL
                    AFTER MIDNIGHT.
TRANSPORT WINDS.....NORTHWEST 13 TO 22 MPH.
SMOKE DISPERSAL.....VERY GOOD (100800 KNOT-FT) DECREASING TO POOR
                    (30600 KNOT-FT) AFTER MIDNIGHT.

.SUNDAY...
SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT).
MAX TEMPERATURE.....AROUND 70.
MIN HUMIDITY........20-23 PERCENT.
WIND (20 FT)........UPSLOPE/UPVALLEY 5-9 MPH.
RIDGE TOP WINDS.....WEST 10 TO 15 MPH.
LAL.................1.
CWR.................ZERO PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......2100-3100 FT AGL INCREASING TO 5900-6900 FT AGL
                    IN THE AFTERNOON.
TRANSPORT WINDS.....WEST 10 TO 13 MPH.
SMOKE DISPERSAL.....POOR TO GOOD (22800-66900 KNOT-FT).

.FORECAST DAYS 3 THROUGH 5...
.SUNDAY NIGHT...MOSTLY CLEAR. LOWS IN THE LOWER 40S. WINDS
GENERALLY LESS THAN 10 MPH.
.MONDAY...MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE MID
70S. WINDS GENERALLY LESS THAN 10 MPH.
.TUESDAY...MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE MID
70S. WINDS GENERALLY LESS THAN 10 MPH.
.WEDNESDAY...MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE MID
70S. WINDS GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...LYNOTT
REQUESTED BY...RICHARD PUTNAM
REASON FOR REQUEST...PRESCRIBED
.TAG 20100625.REDCA.01/RIW