FNUS76 KSTO 292359
FWSSTO

SPOT FORECAST FOR READING WILDLAND FIRE...USFS/LASSEN NF
NATIONAL WEATHER SERVICE SACRAMENTO CA
459 PM PDT WED AUG 29 2012

FORECAST IS BASED ON REQUEST TIME OF 1419 PDT ON AUGUST 29.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A LOW PRESSURE TROUGH DEVELOPING OFF THE CALIFORNIA COAST ON
THURSDAY WILL BRING A LITTLE STRONGER SOUTHWEST WINDS TO THE
FIRE SITE THAN ON WEDNESDAY. LITTLE CHANGE IS EXPECTED IN
TEMPERATURE AND HUMIDITY ON THURSDAY AS THE SOUTHWEST FLOW WILL BE
WARM AND DRY. COOLER CONDITIONS ARE EXPECTED OVER THE WEEKEND WITH
SOME RECOVERY IN HUMIDITY AS THE TROUGH MOVES INLAND. ALTHOUGH
MONSOON MOISTURE MAY SPREAD NORTHWARD OVER THE SIERRA THURSDAY
NIGHT AND FRIDAY...THE SOUTHWEST FLOW ALOFT FROM THE APPROACHING
TROUGH SHOULD BE STRONG ENOUGH TO KEEP ANY THUNDERSTORMS WELL EAST
OF THE FIRE SITE.

.THURSDAY...

SKY/WEATHER.........SUNNY. AREAS OF SMOKE.
MAX TEMPERATURE.....71-75 HIGHER ELEVATIONS...79-83 LOWER
                    ELEVATIONS.
MIN HUMIDITY........9-15 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....SOUTHEAST 2 TO 7 MPH THIS MORNING BECOMING
                    SOUTHWEST 6 TO 12 MPH WITH GUSTS UP TO
                    18 MPH IN THE AFTERNOON.
   RIDGETOP.........SOUTHWEST 15 TO 20 WITH LOCAL GUSTS UP TO
                    25 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......RISING TO 7500 TO 8000 FT AGL.
MIXING WINDS........SOUTH TO SOUTHWEST 5 TO 10 MPH IN THE MORNING
                    BECOMING SOUTHWEST 15 TO 20 MPH IN THE
                    AFTERNOON.


FORECASTER...JHM
REQUESTED BY...OPERATIONS SEC  CHIEF
REASON FOR REQUEST...WILDFIRE
.TAG 20120829.READI.01/STO

$$