FNUS75 KGJT 171439
FWSGJT

SPOT FORECAST FOR POWERLINE PILES...BLM
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
839 AM MDT THU MAR 17 2011

FORECAST IS BASED ON IGNITION TIME OF 1100 MDT ON MARCH 17.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
DIFFICULT FORECAST TODAY FOR WIND AND MIXING HEIGHTS WITH A FRONT
EXPECTED TO MOVE THROUGH THE GRAND VALLEY AREA THIS AFTERNOON.
WINDS ARE EXPECTED BECOME MORE SOUTHWESTLY THIS MORNING BUT THE
ARRIVAL OF THE FRONT IN THE EARLY AFTERNOON TIME FRAME SHOULD
TURN WINDS TO THE NORTH. MIXING HEIGHTS WILL TRY AND REACH UP
TO 3500 FT AGL...BUT COOLER AFTERNOON TEMPERATURES AND THE FRONT
MAY DROP MIXING HEIGHTS DOWN. TRANSPORT WINDS SHOULD REMAIN WESTERLY
AT AROUND 20 MPH.

.TODAY...

SKY/WEATHER.........CLOUDY. SCATTERED SHOWERS IN THE
                    MORNING...THEN NUMEROUS SHOWERS IN THE
                    AFTERNOON.
MAX TEMPERATURE.....42-47 F.
MIN HUMIDITY........44-49%.
20-FOOT WINDS.......SOUTHWEST WINDS 16 MPH WITH GUSTS TO AROUND 30
                    MPH THIS MORNING...BECOMING NORTHWEST AT 10 TO
                    20 MPH THIS AFTERNOON.
SMOKE DISPERSAL.....POOR TO FAIR (18200-57800 KNOT-FT).
MIXING HEIGHT.......1100 FT AGL INCREASING TO 3500 FT AGL IN
                    THE LATE MORNING AND EARLY AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 16 MPH.

.TONIGHT...

SKY/WEATHER.........CLOUDY. NUMEROUS SHOWERS IN THE
                    EVENING...THEN SCATTERED SHOWERS AFTER
                    MIDNIGHT.
MIN TEMPERATURE.....24-29 F.
MAX HUMIDITY........84-89%.
20-FOOT WINDS.......WEST WINDS 14 MPH.
SMOKE DISPERSAL.....POOR (10900-17900 KNOT-FT).
MIXING HEIGHT.......1000-1900 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 15 MPH.

.FRIDAY...

SKY/WEATHER.........MOSTLY CLOUDY (60-70%) THEN BECOMING PARTLY
                    CLOUDY (50-60%). ISOLATED SHOWERS IN THE
                    MORNING.
MAX TEMPERATURE.....51-56 F.
MIN HUMIDITY........31-36%.
20-FOOT WINDS.......NORTHWEST WINDS 5 MPH SHIFTING TO THE SOUTHEAST
                    IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR TO FAIR (16100-59000 KNOT-FT) INCREASING
                    TO GOOD (98700 KNOT-FT) IN THE AFTERNOON.
MIXING HEIGHT.......1000 FT AGL INCREASING TO 8300 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 15 MPH.

$$
FORECASTER...DENNIS PHILLIPS
REQUESTED BY...SAM DEARSTYNE
TYPE OF REQUEST...PRESCRIBED
.TAG 20110317.POWER.01/GJT