000 
FNUS75 KBOU 201710
FWSBOU

SPOT FORECAST FOR BOULDER WMD TRAINING
NATIONAL WEATHER SERVICE DENVER-BOULDER CO
1010 AM MST THU JAN 20 2005

IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE.

SPOT FORECAST FOR BOULDER WMD TRAINING (HAZMAT)
ISSUED BY NATIONAL WEATHER SERVICE DENVER CO
1008 AM MST THU JAN 20 2005

IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NWS.

SYNOPSIS...HIGH PRESSURE WILL BE OVER THE AREA THROUGH TONIGHT
WITH WARM AND DRY CONDITION CONTINUING. THE AIRMASS WILL BECOME
SLIGHTLY UNSTABLE THIS AFTERNOON WHICH WILL ALLOW THE MIXING
HEIGHTS TO RISE.  ON FRIDAY AN UPPER LEVEL SYSTEM IS EXPECTED
TO MOVE ACROSS COLORADO...BRINGING COOLER AIR TO THE REGION.
A WEAK COLD FRONT MAY MOVE INTO THE AREA BY EARLY EVENING...
WHICH COULD SHIFT THE WINDS TO THE NORTHEAST. THERE WILL BE A
BIT MORE CLOUD COVER...BUT NO PRECIPITATION IS EXPECTED.

EXTENDED SYNOPSIS...THE TROUGH WILL EXIT THE REGION SATURDAY...THOUGH
COLDER AIR WILL BE OVER THE AREA.  HIGH PRESSURE REBUILDS SUNDAY AND
MONDAY WILL A GRADUAL WARMING TREND.  CONDITIONS WILL REMAIN DRY.

$$
.TODAY...
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1100...THEN PARTLY CLOUDY.
MAX TEMPERATURE.....66-72.
MIN HUMIDITY........13-20%.
20-FOOT WINDS.......WEST-SOUTHWEST WINDS 4-8 MPH.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
SMOKE DISPERSAL.....POOR UNTIL 1300...THEN FAIR...BECOMING POOR
                    BY 1600.
MIXING HEIGHT.......500 FEET AGL...INCREASING TO 1500 FEET AGL BY
                    1030.  AFTER 1300...4000 FEET AGL LOWERING
                    TO 2000 FEET AGL BY 1600.
TRANSPORT WINDS.....WEST-NORTHWEST 5-12 MPH.

.TONIGHT...
SKY/WEATHER.........PARTLY CLOUDY.
MIN TEMPERATURE.....40-46.
MAX HUMIDITY........30-40%.
20-FOOT WINDS.......WEST WINDS 8-14 MPH.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
SMOKE DISPERSAL.....POOR.
MIXING HEIGHT.......1000 FEET AGL...LOWERING TO 500 FT AGL
                    BY 2000.
TRANSPORT WINDS.....WEST-SOUTHWEST 7-14 MPH.

.FRIDAY...
SKY/WEATHER.........PARTLY CLOUDY(40-50%).
MAX TEMPERATURE.....52-57.
MIN HUMIDITY........25%.
20-FOOT WINDS.......NORTHWEST WINDS 12-16 MPH.
HAINES INDEX........4 OR A LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
SMOKE DISPERSAL.....POOR.
MIXING HEIGHT.......500 FEET AGL...INCREASING TO 3500 FEET AGL
                    BY 1200.
TRANSPORT WINDS.....SOUTHWEST 10 MPH BECOMING NORTHWEST AFTER
                    1200.  WINDS MAY SHIFT TO THE NORTHEAST
                    AFTER 1700.

.SATURDAY...COLDER. PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN
THE LOWER 40S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 12 MPH.
.SUNDAY...WARMER. PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN
THE UPPER 50S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 12 MPH.
.MONDAY...PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE
LOWER 60S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 12 MPH.

$$

REQUESTED BY...DAVE  BOOTON
REASON FOR REQUEST...UNDER THE INTERAGENCY AGREEMENT FOR METEOROLOGICAL SERVICES (USFS, BLM, NPS, USFWS, BIA).