FNUS75 KGJT 161838
FWSGJT

SPOT FORECAST FOR ENTRANCE ROAD RX...NPS
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
1138 AM MST MON FEB 16 2009

FORECAST IS BASED ON IGNITION TIME OF 1130 MST ON FEBRUARY 17.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
UPPER LEVEL STORM SYSTEM WILL TRACK OVER THE FOUR CORNERS STARTING
OVERNIGHT AND CONTINUE EARLY WEDNESDAY. WINDS ALOFT WILL INCREASE
AS A JET MOVES OVER NORTHERN ARIZONA. CLEARING INDEX WILL INCREASE
FROM VERY LOW EARLY TUESDAY MORNING TO 1050 IN THE AFTERNOON.
WINDS WILL INCREASE WITH GUSTS IN THE AFTERNOON. ON WEDNESDAY THE
CLEARING INDEX WILL REACH AROUND 700 DURING THE LATE MORNING AND
AFTERNOON. WINDS SHOULD DECREASE WEDNESDAY WITH ONLY AN OCCASIONAL
GUST. NORTHWESTERLY FLOW WILL REMAIN OVERHEAD THROUGH THURSDAY
ALTHOUGH THE GRADIENT WILL RELAX AS A RIDGE BUILDS OVER NEVADA
WITH THE AXIS SHIFTING OVER UTAH ON FRIDAY. EXPECT STABLE
CONDITIONS AND LOW CLEARING INDEX ON FRIDAY.

.TUESDAY...

SKY/WEATHER.........MOSTLY CLOUDY (70-80%). NUMEROUS SHOWERS IN THE
                    MORNING...THEN SCATTERED SHOWERS IN THE
                    AFTERNOON.
MAX TEMPERATURE.....34-39 F.
MIN HUMIDITY........43-48%.
20-FOOT WINDS.......WEST WINDS 14 MPH GUSTS TO 20 MPH.
CLEARING INDEX......ABOUT 250 IN THE MORNING BECOMING 1050 BY 1200.
MIXING HEIGHT.......7700 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 21 MPH.

.WEDNESDAY...

SKY/WEATHER.........PARTLY CLOUDY (50-60%).
MAX TEMPERATURE.....35-40 F.
MIN HUMIDITY........45-50%.
20-FOOT WINDS.......SOUTHWEST WINDS 5 MPH BECOMING WEST SOUTHWEST
                    7-9 MPH WITH AN OCCASIONAL GUST TO 15 MPH IN
                    THE AFTERNOON.
CLEARING INDEX......50 EARLY MORNING THEN 700 BY 1100.
MIXING HEIGHT.......5600 FT AGL.
TRANSPORT WINDS.....WEST 13 MPH.


$$
FORECASTER...AS
REQUESTED BY...BRAD HARRIS
TYPE OF REQUEST...PRESCRIBED
.TAG 20090217.ENTRA.01/GJT