FNUS75 KLKN 221433
FWSLKN

SPOT FORECAST FOR GRASS VALLEY...BLM
NATIONAL WEATHER SERVICE ELKO NV
733 AM PDT SUN AUG 22 2010

FORECAST IS BASED ON REQUEST TIME OF 0657 PDT ON AUGUST 22.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...RED FLAG WARNING FOR LOW HUMIDITY AND STRONG WINDS FROM 10 AM
THIS MORNING TO 8 PM PDT THIS EVENING...

.DISCUSSION...AN AREA OF LOW PRESSURE WILL MOVE THROUGH TODAY
BRINGING STRONG WINDS. WITH RELATIVE HUMIDITY VALUES CONTINUING TO
BE LOW...RED FLAG CONDITIONS WILL RESULT FOR THE AREA OF THE
BURN. ISOLATED AFTERNOON THUNDERSTORMS WILL BE MAINLY EAST OF THE
BURN SITE AND ARE NOT EXPECTED TO AFFECT THE BURN AREA DIRECTLY
HOWEVER OUTFLOW WINDS FROM COLLAPSING THUNDERSTORMS COULD IMPACT
OPERATIONS. WINDS WILL SUBSIDE ON MONDAY AS HIGH PRESSURE MOVES
BACK INTO THE GREAT BASIN.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....75-80.
MIN HUMIDITY........10-15%.
20-FOOT WINDS.......SOUTHEAST WINDS 5 TO 7 MPH INCREASING TO WEST
                    10 TO 17 MPH WITH GUSTS TO 35 MPH IN THE
                    AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED
                    NEAR THUNDERSTORMS IN THE MORNING.
MIXING HEIGHT.......15000 FT MSL.
TRANSPORT WINDS.....SOUTHWEST 15 TO 25 MPH.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUD BECOMING MOSTLY CLEAR.
MIN TEMPERATURE.....40-45.
MAX HUMIDITY........37-42%.
20-FOOT WINDS.......WEST WINDS 15 TO 20 MPH WITH GUSTS TO 35 MPH
                    BECOMING NORTHEAST 5 TO 9 MPH AFTER MIDNIGHT.
TRANSPORT WINDS.....SOUTHWEST 20 TO 30 MPH.

.MONDAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....75-83.
MIN HUMIDITY........8-11%.
20-FOOT WINDS.......NORTHEAST WINDS 5 TO 10 MPH.
MIXING HEIGHT.......15000 FT MSL.
TRANSPORT WINDS.....WEST 5 TO 15 MPH.

$$
FORECASTER...WHITWORTH
REQUESTED BY...SHELLY CARY
TYPE OF REQUEST...WILDFIRE
.TAG 20100822.GRASS.01/LKN