FNUS75 KGJT 210238
FWSGJT

SPOT FORECAST FOR PLATEAU...USFS
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
838 PM MDT TUE AUG 20 2013

FORECAST IS BASED ON REQUEST TIME OF 2004 MDT ON AUGUST 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...WHILE MOST OF TODAY'S CONVECTIVE ACTIVITY HAS MOVED
PAST THE BURN SITE...A FEW SHOWERS OR THUNDERSTORMS MAY PASS
THROUGH THE REMAINDER OF THE EVENING AND OVERNIGHT. ON WEDNESDAY
LOOK FOR ANOTHER ROUND OF AFTERNOON SHOWERS AND
THUNDERSTORMS...FAVORING THE HIGHER MOUNTAINS. HOWEVER SCATTERED
STORMS SHOULD DEVELOP OVER THE BURN SITE AS WELL. STORM MOTION WILL
BE SLOW.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (50-60%). PARTLY CLOUDY (40-50%).
                    ISOLATED SHOWERS AND THUNDERSTORMS.
MIN TEMPERATURE.....47-52 F.
MAX HUMIDITY........75-80%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5-10 MPH...DECREASING TO
                    3-6 MPH BY 2200. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS.
SMOKE DISPERSAL.....POOR. BETTER MIXING NEAR SHOWERS AND
                    THUNDERSTORMS.
HAINES INDEX........3 VERY LOW.
LAL.................2.
MIXING HEIGHT.......2500 FT AGL AT 2030...DECREASING TO LESS THAN
                    1000 FT AGL BY 2200.
TRANSPORT WINDS.....DOWNSLOPE/DOWNVALLEY 10 MPH DECREASING TO
                    6 MPH BY 2200. AT TIMES THUNDERSTORM OUTFLOWS
                    MAY DOMINATE TRANSPORT WINDS.

.WEDNESDAY...

SKY/WEATHER.........PARTLY CLOUDY (50-60%). SCATTERED SHOWERS AND
                    THUNDERSTORMS DEVELOPING IN THE AFTERNOON.
MAX TEMPERATURE.....78-83 F.
MIN HUMIDITY........30-35%.
20-FOOT WINDS.......SOUTHEAST WINDS 5 MPH SHIFTING TO THE WEST IN
                    THE AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED
                    NEAR THUNDERSTORMS IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR UNTIL 1200..THEN INCREASING TO FAIR. BETTER
                    MIXING NEAR STORMS.
HAINES INDEX........4 LOW.
LAL.................1 UNTIL 1200...THEN 4.
MIXING HEIGHT.......500 FT AGL UNTIL 0900...INCREASING TO 9000 FT AGL
                    IN THE AFTERNOON.
TRANSPORT WINDS.....DOWNSLOPE/DOWNVALLEY 6 MPH UNTIL 1000...THEN
                    BECOMING LIGHT AND VARIABLE (0-5 MPH). AT
                    TIMES THUNDERSTORM OUTFLOWS WILL DOMINATE
                    TRANSPORT WINDS DURING THE AFTERNOON.

$$
FORECASTER...ELLEN HEFFERNAN
REQUESTED BY...SEAN HENNING
TYPE OF REQUEST...WILDFIRE
.TAG 20130820.PLATE.01/GJT