518
FNUS75 KGJT 082325
FWSGJT
SPOT FORECAST FOR COAL CREEK...BLM
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
525 PM MDT TUE JUL 8 2008
FORECAST IS BASED ON INCIDENT TIME OF 1642 MDT ON JULY 08.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
A WARMING AND DRYING TREND WILL CONTINUE THROUGH WEDNESDAY UNDER A
WEAK NORTH TO NORTHEAST FLOW. WITHIN THE BASIN...WINDS WILL
GENERALLY BE TERRAIN DRIVEN. HOWEVER THE GRADIENT WINDS TONIGHT
MAY ENHANCE THE DRAINAGE WIND IN FAVORED LOCATIONS. LOOK FOR
TEMPERATURES ON WEDNESDAY TO BE 3-6 DEGREES WARMER THAN TODAY.
UNTIL SUNSET
SKY/WEATHER.........PARTLY CLOUDY (AROUND 40%).
MAX TEMPERATURE.....68-70 F AT 9900 FT...76-81 F AT 7000 FT.
TEMPERATURES WILL DROP 5-10 DEGREES BY
SUNSET.
MIN HUMIDITY........20-25% AT 9900 FT...16-21%.AT 7000 FT.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4-8 MPH IN THE BASIN...
EAST WINDS 5-10 MPH AT THE TOP OF LANDS
END ROAD.
SMOKE DISPERSAL.....GOOD.
HAINES INDEX........6 HIGH.
LAL.................1.
MIXING HEIGHT.......10700 FT AGL.
TRANSPORT WINDS.....NORTH 10 MPH.
TONIGHT (AFTER SUNSET)
SKY/WEATHER.........MOSTLY CLEAR (20-30%). CLEAR AFTER MIDNIGHT.
MIN TEMPERATURE.....43-38 F AT 9900 FT...48-53 F AT 7000 FT.
MAX HUMIDITY........35-40%.
20-FOOT WINDS.......EAST 4-9 MPH. WINDS MAY BE STRONGER WITHIN
DRAINAGES.
SMOKE DISPERSAL.....POOR (5300-7000 KNOT-FT).
HAINES INDEX........5 MODERATE.
LAL.................1.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....EAST 9 MPH.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%) THEN BECOMING PARTLY
CLOUDY (40-50%).
MAX TEMPERATURE.....70-75 F AT 9900...79-84 F AT 7000 FT.
MIN HUMIDITY........18-23% AT 9900...13-18% AT 7000.
20-FOOT WINDS.......EAST WINDS 3-7 MPH. AT 9900 FT BECOMING MORE
NORTHEAST DURING THE AFTERNOON. AT 7000 FT WINDS
WILL BECOME UPSLOPE/UPVALLEY AROUND 1300.
OCCASIONAL GUSTS TO 20 MPH AFTER 1400.
SMOKE DISPERSAL.....POOR UNTIL 1100...THEN IMPROVING TO GOOD.
HAINES INDEX........6 HIGH.
LAL.................1.
MIXING HEIGHT.......10800 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 MPH.
FORECASTER...ELLEN HEFFERNAN
REQUESTED BY...JAKE DESSERICH
TYPE OF REQUEST...WFU
.TAG 20080708.COALC.01/GJT
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