FNUS75 KGJT 212322
FWSGJT

SPOT FORECAST FOR BIG RIDGE
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
522 PM MDT TUE SEP 21 2010

IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE.

SPOT FORECAST FOR BIG RIDGE...BLM
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
520 PM MDT TUE SEP 21 2010

FORECAST IS BASED ON IGNITION TIME OF 1700 MDT ON SEPTEMBER 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...GRADIENT WINDS ARE EXPECTED TO PERSIST THROUGH
TONIGHT. THIS WILL LIMIT THE DEPTH OF SURFACE INVERSIONS...AND AT
THE FIRE ELEVATION OF 7500-8000 FEET...THE FIRE MAY REMAIN ABOVE THE
INVERSION. BE ALERT FOR THERMAL BELT ON SLOPES TONIGHT. CLOUDS WILL
BE ON THE INCREASE LATE TONIGHT AND WEDNESDAY MORNING WITH SHOWERS
AND SOME THUNDERSTORMS ON WEDNESDAY. WETTING RAIN IS EXPECTED LATE
WEDNESDAY AND WEDNESDAY NIGHT. GUSTY WINDS WILL CONTINUE WEDNESDAY.

.REST OF TODAY (UNTIL SUNSET)...

SKY/WEATHER.........SUNNY (0-10%).
MAX TEMPERATURE.....76 F.
MIN HUMIDITY........11-14%.
20-FOOT WINDS.......SOUTHWEST 8-12 MPH. OCCASIONAL GUSTS TO 22 MPH.
SMOKE DISPERSAL.....EXCELLENT
HAINES INDEX........5 MODERATE.
LAL.................1.
MIXING HEIGHT.......9000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 20 MPH.

.TONIGHT (AFTER SUNSET)...

SKY/WEATHER.........CLEAR UNTIL 0300...THEN BECOMING PARTLY CLOUDY
                    (30-40%).
MIN TEMPERATURE.....45-50 F.
MAX HUMIDITY........30-40%.
20-FOOT WINDS.......SOUTHWEST 8-12 MPH.
SMOKE DISPERSAL.....POOR.
HAINES INDEX........5 MODERATE.
LAL.................1.
MIXING HEIGHT.......1000-1600 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 15 MPH.

.WEDNESDAY...

SKY/WEATHER.........PARTLY CLOUDY (50-60%) UNTIL 1100...THEN MOSTLY
                    CLOUDY (80%). SCATTERED SHOWERS AND
                    THUNDERSTORMS IN THE MORNING...THEN NUMEROUS
                    SHOWERS AND SCATTERED THUNDERSTORMS IN THE
AFTERNOON.
MAX TEMPERATURE.....58-63 F.
MIN HUMIDITY........34-39%.
20-FOOT WINDS.......SOUTHWEST 5-10 MPH UNTIL 1700 THE BECOMING
                    SOUTH 15-20 MPH. GUST TO AROUND 35 MPH IN THE
                    AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED
                    NEAR THUNDERSTORMS.
SMOKE DISPERSAL.....POOR UNTIL 1500...THEN INCREASING TO VERY GOOD
                    BY 1200.
HAINES INDEX........3 VERY LOW.
LAL.................3 UNTIL 1200...THEN 4.
MIXING HEIGHT.......7000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 22 MPH.

$$

REQUESTED BY...IC
REASON FOR REQUEST...WILDFIRE