FNUS75 KPUB 011802
FWSPUB

SPOT FORECAST FOR BLACK MOUNTAIN P2...USFS
NATIONAL WEATHER SERVICE PUEBLO CO
1202 PM MDT THU OCT 1 2009

IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A WEAK UPPER LEVEL RIDGE OF HIGH PRESSURE WILL
BUILD OVER THE NORTHERN ROCKIES ON FRIDAY WITH CONTINUED NORTHWEST
FLOW ALOFT ACROSS SOUTHEASTERN COLORADO. AT THE SURFACE...WINDS
WILL DIMINISH THIS EVENING AND BECOME LIGHT OVERNIGHT. CLEAR
SKIES...LIGHT WINDS AND A DRY AIRMASS WILL ALLOW FOR GOOD
RADIATIONAL COOLING OVERNIGHT. A SURFACE BASED TEMPERATURE
INVERSION WILL CAUSE POOR SMOKE DISPERSAL THROUGH MID MORNING
FRIDAY. SMOKE DISPERSION WILL IMPROVE ONCE THE INVERSION BREAKS
BETWEEN 1100 AND 1300. TEMPERATURES WILL BE SLIGHTLY WARMER
FRIDAY AND LOW LEVEL WINDS WILL BE LIGHTER...BUT THE AIRMASS WILL
REMAIN VERY DRY. WINDS WILL INCREASE SATURDAY AND SUNDAY AHEAD OF
ANOTHER LOW PRESSURE SYSTEM MOVING THROUGH THE GREAT BASIN.

.REST OF TODAY...

SKY/WEATHER.........MOSTLY SUNNY(36 PERCENT).
MAX TEMPERATURE.....42-47F.
MIN HUMIDITY........17-22 PERCENT.
20 FOOT WIND........NORTHWEST WINDS 16-20 MPH WITH GUSTS TO AROUND
                    38 MPH.
MIXING HEIGHT.......8000 FT AGL.
TRANSPORT WIND......NORTHWEST AROUND 19 MPH.
SMOKE DISPERSAL.....VERY GOOD.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
LAL.................1.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....22-27F.
MAX HUMIDITY........47-52 PERCENT.
20 FOOT WIND........WEST WINDS AROUND 13 MPH UNTIL 2400...THEN
                    DOWNSLOPE/DOWNVALLEY AT 3 TO 5 MPH.
MIXING HEIGHT.......4500 FT AGL UNTIL 1900...THEN 500 FT AGL.
TRANSPORT WIND......WEST AROUND 16 MPH.
SMOKE DISPERSAL.....GOOD UNTIL 1900...THEN POOR.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
LAL.................1.

.FRIDAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....49-54F.
MIN HUMIDITY........14-19 PERCENT.
20 FOOT WIND........VARIABLE AROUND 5 MPH UNTIL 0900...THEN WEST
                    AROUND 9 MPH UNTIL 1500.
MIXING HEIGHT.......3500 FT AGL UNTIL 1300...THEN 6000 FT AGL
                    UNTIL 1700...THEN 3500 FT AGL.
TRANSPORT WIND......WEST AROUND 12 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1100...THEN FAIR UNTIL 1300...
                    THEN GOOD.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE
                    PLUME DOMINATED FIRE GROWTH.
LAL.................1.

$$
FORECASTER...STARK
REQUESTED BY...DENNIS PAGE
TYPE OF REQUEST...PRESCRIBED
.TAG 20091001.BLACK.01/PUB