FNUS75 KGJT 210309
FWSGJT

SPOT FORECAST FOR RYAN FIRE...BLM
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
909 PM MDT THU JUN 20 2013

FORECAST IS BASED ON IGNITION TIME OF 1945 MDT ON JUNE 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...RED FLAG WARNING IN EFFECT UNTIL 10 PM MDT THIS EVENING BELOW
7000 FEET FOR GUSTY WINDS AND LOW HUMIDITY...
...RED FLAG WARNING IN EFFECT FROM 10 AM TO 9 PM MDT FRIDAY BELOW
7000 FEET FOR GUSTY WINDS AND LOW HUMIDITY...

.DISCUSSION...STRONG SOUTHWEST FLOW ALOFT WILL REMAIN IN PLACE
THROUGH SATURDAY AND PRODUCE STRONG VENTILATION EACH AFTERNOON AND
EARLY EVENING. THIS SITE...NORTH OF THE PICEANCE BASIN...IS SOMEWHAT
PROTECTED FROM THIS FLOW...THOUGH OCCASIONAL SURFACE GUSTS FROM THE
SOUTHWEST ARE EXPECTED FRIDAY AFTERNOON AND EARLY EVENING AND
SATURDAY AFTERNOON. HOT AND UNSTABLE...DRY AND BREEZY CONDITIONS WILL
DEVELOP EACH AFTERNOON AND CONTINUE UNTIL SUNSET BOTH DAYS.

.TODAY (FRIDAY)...

SKY/WEATHER.........SUNNY (0-10%).
MAX TEMPERATURE.....80-85 F.
MIN HUMIDITY........4-9%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 2-6 MPH UNTIL 0900...THEN
                    UPSLOPE/UPVALLEY 4-8 MPH. AFTER 1400 SOUTHWEST
                    10-15 MPH WITH OCCASIONAL GUSTS TO 25 MPH.
HAINES INDEX........6 HIGH.
LAL.................1.
MIXING HEIGHT.......1000 FT AGL INCREASING TO 14500 FT AGL BY 1500.
TRANSPORT WINDS.....DOWNSLOPE/DOWNVALLEY 6 MPH UNTIL 0900...THEN
                    GRADUALLY INCREASING TO SOUTHWEST 27 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (10-20%).
MIN TEMPERATURE.....44-49 F.
MAX HUMIDITY........24-29%.
20-FOOT WINDS.......SOUTHWEST 10-15 MPH WITH OCCASIONAL GUSTS TO
                    25 MPH UNTIL 2000...DECREASING DOWNSLOPE/
                    DOWNVALLEY TO 3-6 MPH.
HAINES INDEX........6 HIGH.
LAL.................1.
MIXING HEIGHT.......13500 FT AGL DECREASING TO 1000 FT AGL BY 2400.
TRANSPORT WINDS.....SOUTHWEST 23 MPH...DECREASING TO DOWNSLOPE/
                    DOWNVALLEY 6 MPH ABOUT MIDNIGHT.

.SATURDAY...

SKY/WEATHER.........MOSTLY SUNNY (10-20%).
MAX TEMPERATURE.....80-84 F.
MIN HUMIDITY........5-10%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLY 3-6 MPH UNTIL 0900...THEN
                    BECOMING UPSLOPE/UPVALLEY 4-8 MPH. AFTER 1400
                    BECOMING SOUTHWEST 10-15 MPH WITH OCCASIONAL
                    GUSTS TO 25 MPH.
HAINES INDEX........6 HIGH.
LAL.................1.
MIXING HEIGHT.......1000 FT AGL INCREASING TO 16500 FT AGL ABOUT
                    1500.
TRANSPORT WINDS.....DOWNSLOPE/DOWNVALLEY 6 MPH UNTIL 0900...THEN
                    GRADUALLY BECOMING SOUTHWEST 25 MPH.

$$
FORECASTER...CHRIS CUOCO
REQUESTED BY...IC
TYPE OF REQUEST...PRESCRIBED
.TAG 20130620.RYANF.01/GJT