AREA FORECAST DISCUSSION
NWS SEATTLE WA
AFDSEW 900 AM PST THU FEB 6 2003
.SYNOPSIS...HIGH PRESSURE WILL REMAIN OVER THE REGION THROUGH THE
MIDDLE OF NEXT WEEK. EXPECT MOSTLY CLEAR SKIES WITH AREAS OF LATE
NIGHT AND MORNING FOG.
.DISCUSSION...FIRST VISIBLE IMAGE OF THE MORNING SHOWS FOG/STRATUS
NEAR AND OVER THE SOUND SOUTH OF THE SAN JUANS...ALONG THE I-5
CORRIDOR IN SOUTHWEST WASHINGTON AND ANOTHER AREA BETWEEN KSHN AND
KHQM. MORNING TOP REPORTS RANGE FROM 600 FEET OVER BOEING FIELD TO
1700 FEET 20 MILES SOUTH OF KOLM. ACARS SOUNDINGS ONCE AGAIN HAVE THE
TOP OF THE INVERSION NEAR 1500 FEET GIVE OR TAKE A COUPLE HUNDRED
FEET WITH LIGHT WINDS THE TOP OF THE INVERSION. SURFACE GRADIENTS A
LITTLE MORE OFFSHORE THIS MORNING SO FOG MIGHT BURN OFF LITTLE
SOONER. STILL EXPECT THE SAME SCENARIO WITH THE SOUTHWEST INTERIOR
THE LAST TO GET RID OF THE FOG. WITH THE STAGNANT CONDITIONS AT THE
LOWER LEVELS WILL KEEP THE ASA GOING. LITTLE CHANGE IN THE SHORT TERM
WITH THE BLOCKING RIDGE OFFSHORE AND LIGHT OFFSHORE SURFACE
GRADIENTS. MAX TEMPS ON THE COAST A TOUCH WARMER WITH THE INCREASE IN
OFFSHORE FLOW BUT OTHERWISE PERSISTENCE A GOOD FORECAST FOR THE NEXT
THREE DAYS. felton
UIL 000 SEA 000 OLM 000
.KSEW...NONE.
.KATX...VCP32/CSR32...OPERATIONAL.