FNUS75 KPUB 201701
FWSPUB

SPOT FORECAST FOR HIGHWAY 67 PILES...USDA FOREST SERVICE
NATIONAL WEATHER SERVICE PUEBLO CO
1101 AM MDT MON APR 20 2009

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

.DISCUSSION...BURN SITE TO REMAIN UNDER DRY NORTHWEST FLOW ASSOCIATED
WITH A LARGE AREA OF UPPER LEVEL HIGH PRESSURE BUILDING OVER THE
WESTERN US.  MILD AND DRY CONDITIONS ARE EXPECTED.  GENERALLY LIGHT
WINDS AT THE BURN SITE THIS MORNING MAY COME UP FROM THE NORTHWEST
AT 5-15 MPH DURING THE AFTERNOON.  RELATIVE HUMIDITIES WILL DROP TO
LOWER LEVELS THAN YESTERDAY...WITH AFTERNOON MINS GENERALLY IN
THE RANGE OF 15-20 PERCENT.  MUCH THE SAME SCENARIO FOR TUESDAY.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....58-63F.
MIN HUMIDITY........15-20 PERCENT.
20 FOOT WIND........BECOMING NORTHWEST 5-15 MPH.
MIXING HEIGHT.......8500 FT AGL.
TRANSPORT WIND......NORTHWEST AROUND 20 MPH.
SMOKE DISPERSAL.....REACHING VERY GOOD AFTER 1400.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

.TONIGHT...

SKY/WEATHER.........HIGH THIN CLOUDS (50 PERCENT) UNTIL 2400...THEN
                    MOSTLY CLEAR.
MIN TEMPERATURE.....26-31F.
MAX HUMIDITY........68-73 PERCENT.
20 FOOT WIND........DOWNSLOPE/DOWNVALLEY 1-4 MPH.
MIXING HEIGHT.......6500 FT AGL UNTIL 2000...THEN 500 FT AGL.
TRANSPORT WIND......WEST AROUND 11 MPH.
SMOKE DISPERSAL.....VERY GOOD UNTIL 2000...THEN POOR.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

.TUESDAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....59-64F.
MIN HUMIDITY........12-17 PERCENT.
20 FOOT WIND........DOWNSLOPE/DOWNVALLEY 1-4 MPH BECOMING
                    NORTHWEST 5-15 MPH AFTER 1100.
MIXING HEIGHT.......500 FT AGL UNTIL 1000...THEN 9000 FT AGL.
TRANSPORT WIND......NORTHWEST AROUND 12 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1000 BECOMING GOOD BY 1400.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.

$$
FORECASTER...WALROD
REQUESTED BY...MARK LEEPER
TYPE OF REQUEST...PRESCRIBED
.TAG 20090420.HIGHW.01/PUB