FNUS76 KPDT 051226
FWSPDT

SPOT FORECAST FOR CHAPMAN SPRINGS...BLM
NATIONAL WEATHER SERVICE PENDLETON OR
525 AM PDT FRI AUG 5 2011

FORECAST IS BASED ON REQUEST TIME OF 0133 PDT ON AUGUST 05.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...THERE WILL BE A SLIGHT RISK OF THUNDERSTORMS THIS
AFTERNOON AND EVENING AS AN UNSTABLE SOUTHWEST FLOW CONTINUES OVER
THE FIRE. OTHERWISE CONDITIONS WILL BE MUCH LIKE THURSDAY WITH VERY
WARM TEMPERATURES AND MOSTLY TERRAIN DOMINATED WINDS THROUGH
SATURDAY.

***THUNDERSTORMS IMPLY GUSTY AND ERRATIC WINDS***
***WINDS ARE 20 FOOT 10 MINUTE AVERAGES***
***CWR-CHANCE OF WETTING RAIN 0.10 OR GREATER***
***FORECAST IS VALID FOR 12 HOURS AFTER ISSUANCE***

.TODAY...

SKY/WEATHER.........SUNNY IN THE MORNING...THEN BECOMING PARTLY
                    CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS IN
                    THE AFTERNOON.
CWR.................5.
MAX TEMPERATURE.....88-90.
MIN HUMIDITY........21-23 PERCENT.
WIND (20 FT)........UP SLOPE 0-4 MPH BECOMING NORTHWEST 4 TO 9 MPH
                    IN THE AFTERNOON.
RIDGETOP WIND.......NORTHWEST 7 TO 13 MPH.
MIXING HEIGHT.......NEAR SURFACE INCREASING TO 7000 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.
LAL.................2.
HAINES INDEX........3 (VERY LOW).

        TEMPERATURE     HUMIDITY     20-FT WIND (MPH)
0600        69             67          UP SLOPE 0-4
0800        72             66          UP SLOPE 1-5
1000        77             51          UP CANYON 2-6
1200        82             34          NW 3-7
1400        87             22          NW 4-9
1600        88             23          NW 4-9
1800        85             26          NW 3-8
2000        80             35          DRAINAGE 1-5

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING CLEAR. ISOLATED
                    SHOWERS AND THUNDERSTORMS IN THE EVENING.
CWR.................5.
MIN TEMPERATURE.....55-60.
MAX HUMIDITY........67-72 PERCENT.
WIND (20 FT)........BECOMING DRAINAGE 0 TO 4 MPH AFTER DARK.
RIDGETOP WIND.......NORTHWEST 3 TO 7 MPH.
MIXING HEIGHT.......DECREASING TO NEAR SURFACE AFTER DARK.
TRANSPORT WINDS.....NORTHWEST 2 TO 6 MPH.
LAL.................2.
HAINES INDEX........4 (LOW).

.SATURDAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0.
MAX TEMPERATURE.....89-91.
MIN HUMIDITY........18-20 PERCENT.
WIND (20 FT)........UPSLOPE LESS THAN 5 MPH BECOMING NORTHWEST
                    4 TO 9 MPH BY AFTERNOON.
RIDGETOP WIND.......NORTHWEST 7 TO 13 MPH.
MIXING HEIGHT.......NEAR SURFACE INCREASING TO 6500 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.
LAL.................1.
HAINES INDEX........3 (VERY LOW).

$$

FORECASTER...ROGER CLOUTIER
REQUESTED BY...COIDC
TYPE OF REQUEST...WILDFIRE
.TAG 20110805.CHAPM.01/PDT