FNUS75 KGJT 201400
FWSGJT

SPOT FORECAST FOR COOPER SPRING...USFS
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
800 AM MDT THU AUG 20 2009

FORECAST IS BASED ON INCIDENT TIME OF 0713 MDT ON AUGUST 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...DRY AND STABLE NORTHERLY FLOW TODAY WITH WARM
TEMPERATURES AND LOW AFTERNOON HUMIDITY. EXPECT SURFACE INVERSIONS
TO BEGIN DEVELOPING SHORTLY AFTER SUNSET...WITH THE POTENTIAL FOR
THERMAL BELTING ON SLOPES TONIGHT IN LIMITED HUMIDITY RECOVERY. AN
UPPER RIDGE OVER THE GREAT BASIN TODAY MOVES OVER EASTERN UTAH ON
FRIDAY FOR CONTINUED DRY...STABLE CONDITIONS. WEAK TRANSPORT WINDS
WILL LIMIT SMOKE DISPERSION DESPITE GOOD LOFT DURING THE AFTERNOONS.

.TODAY...

SKY/WEATHER.........SUNNY (0-10%) UNTIL 1400...THEN MOSTLY SUNNY (10-20%).
MAX TEMPERATURE.....76-81 F.
MIN HUMIDITY........8-12%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5 MPH UNTIL 1000...THEN BECOMING UPSLOPE/UPVALLEY 4-7 MPH
CLEARING INDEX.......730
HAINES INDEX........5 MODERATE.
LAL.................1.
MIXING HEIGHT.......INCREASING 7000 FT AGL BY 1400.
TRANSPORT WINDS.....DOWNSLOPE/DOWNVALLEY 5 MPH UNTIL 1000...THEN NORTH 12 MPH AFTER 1200.

.TONIGHT...

SKY/WEATHER.........CLEAR (0-10%).
MIN TEMPERATURE.....51-56 F.
MAX HUMIDITY........22-27%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5 MPH.
CLEARING INDEX......100
HAINES INDEX........5 MODERATE.
LAL.................1.
MIXING HEIGHT.......7000 FT AGL DECREASING TO 1000 FT BY 2200.
TRANSPORT WINDS.....NORTHEAST 7 MPH...BECOMING DOWNSLOPE/DOWNVALLEY 5 MPH.

.FRIDAY...

SKY/WEATHER.........MOSTLY SUNNY (10-20%).
MAX TEMPERATURE.....78-83 F.
MIN HUMIDITY........8-12%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5 MPH UNTIL 1000...BECOMING UPSLOPE/UPVALLEY 5 MPH BY 1200
CLEARING INDEX......430.
HAINES INDEX........6 HIGH.
LAL.................1.
MIXING HEIGHT.......1000 FT AGL INCREASING TO 10000 FT AGL.
TRANSPORT WINDS.....NORTH 5 MPH.

$$
FORECASTER...JIM DANIELS
REQUESTED BY...FRED KAMINSKI
TYPE OF REQUEST...WFU
.TAG 20090820.COOPE.01/GJT