FNUS75 KGJT 160538 FWSGJT SPOT FORECAST FOR DAVE WOOD RX...USFS NATIONAL WEATHER SERVICE GRAND JUNCTION CO 1138 PM MDT FRI MAY 15 2009 FORECAST IS BASED ON IGNITION TIME OF 1905 MDT ON MAY 15. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...UNDER A PASSING UPPER DISTURBANCE...THE SURFACE- BASED INVERSIONS WERE WEAK OVERNIGHT AND WILL BREAK EARLY THIS MORNING. A CENTER OF HIGH PRESSURE...ALONG THE WEST COAST THIS MORNING...BUILDS INTO THE GREAT BASIN THIS WEEKEND AND OVER THE FOUR-CORNERS BY MONDAY. THIS WILL PRODUCE AFTERNOON TEMPERATURES ABOUT 10 DEGREES ABOVE NORMAL TODAY... AND EVEN WARMER ON SUNDAY AND MONDAY. WITH A LIGHT NORTHWEST FLOW ALOFT...SURFACE AND 20-FOOT WINDS WILL BE TERRAIN DRIVEN. A SUB-TROPICAL SURGE OF MOISTURE ARRIVES BEGINNING TUESDAY. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (20-30%). MAX TEMPERATURE.....68-71 F. MIN HUMIDITY........14-17%. 20-FOOT WINDS.......EAST WINDS 2-5 MPH UNTIL 0900. THEN LIGHT AND VARIABLE. AFTER 1100 WEST 3-8 MPH ISOLATED AFTERNOON GUSTS TO 15 MPH. SMOKE DISPERSAL.....POOR UNTIL 1000 THEN FAIR. GOOD AFTER 1200. MIXING HEIGHT.......LESS THAN 3000 FT AGL UNTIL 1000...THEN RISING TO 8500 FT AGL BY 1300. TRANSPORT WINDS.....NORTHWEST 10 MPH. .TONIGHT AFTER SUNSET... SKY/WEATHER.........MOSTLY CLEAR (10-20%). MIN TEMPERATURE.....35-40 F. MAX HUMIDITY........50-55%. 20-FOOT WINDS.......SOUTHEAST 2-5 MPH. SMOKE DISPERSAL.....POOR (MIN OF 3000 KNOT-FT). MIXING HEIGHT.......LESS THAN 1000 FT AGL. TRANSPORT WINDS.....SOUTHEAST 5 MPH. .SUNDAY... SKY/WEATHER.........MOSTLY SUNNY (20-30%). MAX TEMPERATURE.....70-74 F. MIN HUMIDITY........12-16%. 20-FOOT WINDS.......EAST WINDS 2-5 MPH UNTIL 0900. THEN LIGHT AND VARIABLE. AFTER 1100 WEST 3-8 MPH ISOLATED AFTERNOON GUSTS TO 12 MPH. SMOKE DISPERSAL.....POOR UNTIL 0900 THEN FAIR. GOOD AFTER 1200. MIXING HEIGHT.......LESS THAN 3000 FT AGL UNTIL 1000...THEN RISING TO 9000 FT AGL BY 1300. TRANSPORT WINDS.....NORTH 10 MPH. $$ FORECASTER...JOE RAMEY REQUESTED BY...BECKY JOSSART TYPE OF REQUEST...PRESCRIBED .TAG 20090515.DAVEW.02/GJT