FNUS75 KGJT 030444
FWSGJT

SPOT FORECAST FOR CHIMNEY ROCK...USFS, SAN JUAN NF
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
1044 PM MDT TUE APR 2 2013

FORECAST IS BASED ON IGNITION TIME OF 1030 MDT ON APRIL 03.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
THE UPPER LOW THAT BROUGHT THE UNSETTLED CONDITIONS ON TUESDAY WILL
MOVE ONTO THE PLAINS WEDNESDAY WITH HIGH PRESSURE BUILDING IN AND
LASTING THROUGH THURSDAY. WINDS ARE EXPECTED TO BE RATHER LIGHT AND
DIURNALLY DRIVEN BOTH DAYS. POOR SMOKE DISPERSAL EARLY THIS MORNING
WILL BECOME GOOD BY EARLY THIS AFTERNOON AS WARMING TEMPERATURES
ALLOW FOR DECENT MIXING.

.WEDNESDAY...

SKY/WEATHER.........PARTLY CLOUDY (30-40%) THEN BECOMING MOSTLY
                    SUNNY (20-30%).
MAX TEMPERATURE.....53-58 F.
MIN HUMIDITY........19-24%.
20-FOOT WINDS.......DOWNSLOPE WIND 3 TO 5 MPH SHIFTING TO UPSLOPE
                    WIND 4 TO 8 MPH LATE IN THE MORNING.
SMOKE DISPERSAL.....POOR EARLY BECOMING FAIR BY 1000 INCREASING TO
                    GOOD BY 1400.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......1000 FT AGL INCREASING TO 10500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 MPH.

.WEDNESDAY NIGHT...

SKY/WEATHER.........MOSTLY CLEAR (10-20%).
MIN TEMPERATURE.....25-30 F.
MAX HUMIDITY........64-69%.
20-FOOT WINDS.......UPSLOPE WIND 4 TO 8 MPH SHIFTING TO DOWNSLOPE
                    3 TO 5 MPH BY EARLY IN THE EVENING.

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY (10-20%) THEN BECOMING PARTLY
                    CLOUDY (30-40%).
MAX TEMPERATURE.....63-68 F.
MIN HUMIDITY........8-13%.
20-FOOT WINDS.......DOWNSLOPE WINDS 5 MPH SHIFTING TO THE SOUTHWEST
                    LATE IN THE MORNING AND INCREASING TO SOUTHWEST
                    7 TO 12 MPH BY EARLY IN THE AFTERNOON.
HAINES INDEX........3 VERY LOW.

$$
FORECASTER...TRAVIS BOOTH
REQUESTED BY...STEVE HENTSCHEL
TYPE OF REQUEST...PRESCRIBED
.TAG 20130403.CHIMN.01/GJT