FNUS76 KSEW 221447
FWSSEW

SPOT FORECAST FOR JOHNSON THUMB...JB LEWIS-MCCHORD
NATIONAL WEATHER SERVICE SEATTLE WA
744 AM PDT MON JUL 22 2013

FORECAST IS BASED ON IGNITION TIME OF 1300 PDT ON JULY 22.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE IN SEATTLE.

.DISCUSSION...CLOUDY SKIES ARE EXPECTED TO REMAIN OVER THE BURN
SITE THIS MORNING UNTIL THE SUN BURNS OFF THE MARINE LAYER
CLOUDINESS BY EARLY AFTERNOON. THE TIMING ASSOCIATED WITH THIS
WILL BE ABOUT THE SAME AS WHAT HAS BEEN EXPERIENCED THE PAST
COUPLE OF DAYS...SO WOULD EXPECT TO SEE SUNSHINE BY BETWEEN 1300 AND
1400. WINDS WILL SWITCH TO THE NORTHWEST AT APPROXIMATELY THE SAME
TIME. HIGH PRESSURE WILL BUILD OVER THE AREA STARTING TOMORROW WHICH
WILL WEAKEN ONSHORE FLOW AND THUS THIN THE MARINE LAYER. THIS WILL
RESULT IN CONTINUED WARM AND DRY CONDITIONS AS WELL AS EARLIER
EMERGENCE OF SUNSHINE FOR THE REMAINDER OF THE WEEK.

FORECAST FOR 20 FOOT WIND SPEED (VALLEYS AND RIDGE TOPS) ARE 10
MINUTE AVERAGES REFLECTING RAWS WINDS.

.TODAY...

SKY/WEATHER.........CLOUDY THEN BECOMING SUNNY. PATCHY FOG IN THE
                    MORNING.
MAX TEMPERATURE.....AROUND 77.
MIN HUMIDITY........45 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 3 TO 4 MPH SHIFTING TO THE
                    NORTHWEST 3 TO 6 MPH IN THE AFTERNOON.
MIXING HEIGHT.......1800-2800 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 7 MPH.
HAINES INDEX........4 OR LOW.

.TONIGHT...

MIN TEMPERATURE.....AROUND 53.
MAX HUMIDITY........97 PERCENT.
WIND (20 FT)........NORTHWEST WINDS UP TO 5 MPH.

.TUESDAY...

MAX TEMPERATURE.....AROUND 83.
MIN HUMIDITY........39 PERCENT.
WIND (20 FT)........NORTH WINDS 3 TO 8 MPH.

$$
FORECASTER...REEDY
REQUESTED BY...DAVE CLOUSE
TYPE OF REQUEST...PRESCRIBED
.TAG 20130722.JOHNS.01/SEW