Small Craft Advisory 1039, NWS Anchorage, AK

AREA FORECAST DISCUSSION
SOUTHCENTRAL AND SOUTHWEST ALASKA
400 AM AST SUN DEC 11 2005

.DISCUSSION...
NAM AND GFS ARE IN GOOD AGREEMENT THROUGH 72 HOURS WITH UKMET ADDING
CONFIDENCE IN THE FIRST 48 HOURS. MAJOR PLAYERS TODAY INCLUDE A
SURFACE LOW NEAR KODIAK MOVING NORTHEAST TOWARD PRINCE WILLIAM SOUND
AND THE ARCTIC FRONT MOVING EAST IN ITS WAKE.

ALOFT...
MAIN UPPER LOW OVER NORTHERN SIBERIA SWINGING SERIES OF SHORTWAVES
INTO NORTHERN PACIFIC AND BERING SEA.

AT THE SURFACE...
LIGHT SNOW AND PLUMMETING TEMPERATURES THE RULE FOR THE DAY BEHIND
THE FRONT. PRESSURE RISES BEHIND THE BOUNDARY ARE NOT IMPRESSIVE SO
NOT SEEING STRONG WINDS WITH THE COLD AIR ADVECTION OVER BRISTOL BAY
AND THE DELTA. LIGHT SNOW SHIFTING EAST WITH THE BOUNDARY DURING THE
DAY THROUGH THE YUKON AND KUSKOKWIM VALLEYS. THIS WILL BE FOLLOWED BY
A NICE EARLY PART OF THE WEEK BEFORE THE NEXT SYSTEM APPROACHES
TUESDAY NIGHT. A WEAK LOW NEAR KODIAK MEANDERS TOWARD PRINCE WILLIAM
SOUND WHERE IT IS ABSORBED BY A WEAKENING LOW MOVING UP THE
PANHANDLE. THE LOWS JOIN AND WEAKEN OVER PRINCE WILLIAM SOUND BY
TUESDAY. CLOUDS AND LIGHT SNOW WILL BE SLOW TO DISSIPATE OVER
SOUTHCENTRAL ALASKA.

OUT WEST...
TWO STRONG LOWS AND ASSOCIATED FRONTAL BOUNDARIES QUICKLY REPLACE THE
CURRENT DORMANT WEATHER OUT WEST. THE FIRST FRONT MOVES THROUGH THE
WESTERN ALEUTIANS TONIGHT AND BRINGS STORMS TO THE CENTRAL ALEUTIANS
MONDAY. THE SECOND LOW WILL PUSH A BIT FURTHER EAST TUESDAY NIGHT AND
GIVE MID DECEMBER RAIN A CURTAIN CALL OVER BRISTOL BAY AND THE AKPEN.

.AER/ALU...WATCH/WARNING SUMMARY
PUBLIC...NONE.
MARINE...SEE MARINE PACKAGE.
FIRE WEATHER...NONE.

AB DEC 05