FNUS75 KGJT 111539
FWSGJT

SPOT FORECAST FOR POISON RIDGE...BLM
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
939 AM MDT SUN JUL 11 2010

FORECAST IS BASED ON REQUEST TIME OF 0852 MDT ON JULY 11.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
SHOWERS AND THUNDERSTORMS WILL FORM AGAIN TODAY AS A WEAK
DISTURBANCE MOVES OVER WESTERN COLORADO THIS MORNING WITH THE MAIN
TROUGH TRACKING ACROSS LATER THIS AFTERNOON AND EVENING. GUSTY
WINDS CAN BE EXPECTED FROM THESE STORMS. DRIER AIR WILL MOVE INTO
THE AREA MONDAY BEHIND THE TROUGH. A RIDGE WILL BUILD AND SUPPRESS
THUNDERSTORM DEVELOPMENT THROUGH MID WEEK. TEMPERATURES WILL
INCREASE WITH RH VALUES DROPPING INTO THE TWENTIES.

.TODAY...

SKY/WEATHER.........PARTLY CLOUDY (40-50%) THEN BECOMING MOSTLY
                    CLOUDY (70-80%). ISOLATED SHOWERS AND
                    THUNDERSTORMS IN THE MORNING...THEN SCATTERED
                    SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....63-69 F.
MIN HUMIDITY........30-35%.
WIND (20 FT)........TERRAIN DRIVEN WINDS 3 TO 6 MPH SHIFTING TO THE
                    NORTHWEST 8 TO 12 MPH IN THE AFTERNOON. GUSTY
                    AND ERRATIC WINDS UP TO 40 MPH EXPECTED NEAR
                    THUNDERSTORMS.
HAINES INDEX........5 MODERATE.
MIXING HEIGHT.......1000 FT AGL INCREASING TO 9000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 14 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (70-80%) THEN BECOMING PARTLY
                    CLOUDY (30-40%). SCATTERED SHOWERS AND
                    THUNDERSTORMS IN THE EVENING.
MIN TEMPERATURE.....38-43 F.
MAX HUMIDITY........73-78%.
WIND (20 FT)........NORTHWEST WINDS 8 TO 12 MPH BECOMING TERRAIN
                    DRIVEN 3 TO 6 MPH AFTER 2200. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS IN THE
                    EVENING.
HAINES INDEX........4 LOW.
MIXING HEIGHT.......5800 FT AGL DECREASING TO 1000 FT AGL IN THE
                    LATE EVENING AND OVERNIGHT.
TRANSPORT WINDS.....NORTHWEST 13 MPH.

.MONDAY...

SKY/WEATHER.........PARTLY CLOUDY (30-40%) THEN BECOMING MOSTLY
                    CLOUDY (60-70%).
MAX TEMPERATURE.....65-70 F.
MIN HUMIDITY........25-30%.
WIND (20 FT)........TERRAIN DRIVEN WINDS 3 TO 6 MPH SHIFTING TO THE
                    NORTHWEST 13 MPH IN THE AFTERNOON.

$$
FORECASTER...AS
REQUESTED BY...BRIAN STEVENS
TYPE OF REQUEST...WILDFIRE
.TAG 20100711.POISO.01/GJT