FNUS75 KGJT 280029
FWSGJT

SPOT FORECAST FOR CLAYHILL PASS...NAVAJO REGION
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
629 PM MDT FRI MAR 27 2009

FORECAST IS BASED ON REQUEST TIME OF 1729 MDT ON MARCH 27.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
HIGH PRESSURE WILL CONTINUE TO BUILD OVER THE AREA WITH NORTHWEST
WINDS AT ALL LEVELS. CLEAR SKIES WILL ALLOW SURFACE-BASED INVERSIONS
TO FORM TONIGHT, BUT DRAINAGE WINDS SHOULD STAY UP. SATURDAY, HIGH
CLOUDS WILL INCREASE BUT SURFACE HEATING WILL ALLOW MIXING HEIGHT
AND SMOKE TRANSPORT TO INCREASE EARLY. WINDS ALOFT WILL REMAIN
MODERATE AND FROM THE NORTHWEST, AND CONDITIONS WILL BECOME SLIGHTLY
UNSTABLE IN THE AFTERNOON.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (0-10%).
MIN TEMPERATURE.....30-35 F.
MAX HUMIDITY........30-35%.
20-FOOT WINDS.......NORTH WINDS 6-12 MPH WITH GUSTS TO AROUND 18 MPH
                    DECREASING AFTER SUNSET TO DOWNSLOPE/DOWNVALLEY
                    4-7 MPH.
CLEARING INDEX......600 LOWERING TO 250 AFTER 2200.
HAINES INDEX........2 VERY LOW.
LAL.................1.
MIXING HEIGHT.......4000 FT AGL, LOWERING TO 1500 FT AGL AFTER 2100.
TRANSPORT WINDS.....NORTH 13 MPH, UNTIL SUNSET THEN BECOMING
                    DOWNSLOPE/DOWNVALLEY 7 MPH.

.SATURDAY...

SKY/WEATHER.........MOSTLY SUNNY (10-20%).
MAX TEMPERATURE.....61-66 F.
MIN HUMIDITY........12-17%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH UNTIL 0930, THEN
                    BECOMING NORTHWEST WINDS 5-10 MPH.
CLEARING INDEX......250 UNTIL 0930, THEN 500+. IMPROVING TO 800
                    BY 1400.
HAINES INDEX........3 VERY LOW.
LAL.................1.
MIXING HEIGHT.......1500 FT AGL UNTIL 0930, THEN IMROVING TO 7400
                    FT AGL BY 1400.
TRANSPORT WINDS.....AFTER 0930, BECOMING NORTH 12 MPH.

$$
FORECASTER...CHRIS CUOCO
REQUESTED BY...PAT WILLETTO
TYPE OF REQUEST...WILDFIRE
.TAG 20090327.CLAYH.01/GJT