Small Craft Advisory 983, NWS Anchorage, AK

AREA FORECAST DISCUSSION
SOUTHCENTRAL AND SOUTHWEST ALASKA
100 PM AST THU NOV 24 2005

.DISCUSSION...GFS MODEL OVERALL THE BEST AND WILL BE USED FOR
AFTERNOON PACKAGES.

.EASTERN DOMAIN...STORM CENTER OVER THE NORTHERN GULF IS BASICALLY A
CARBON COPY OF YESTERDAY. 18Z ANAL PUT CENTER SE OF MIDDLETON ISLAND.
ARCTIC BOUNDARY EXTENDS FROM THE SOUTHERN COPPER RIVER BASIN...EAST
TO OVER WESTERN PRINCE WILLIAM SOUND...THEN SOUTH ALONG 145W. WARM
FRONT EXTENDS NORTH TO JUST WEST OF CORDOVA..THEN GOES ALOFT OVER THE
ARCTIC FRONT VICINITY COPPER RIVER BASIN. EXPECT WARM TROUGH
ALOFT/OVERRUNNING PRECIPITATION TO SPREAD WEST AND NORTH THROUGH
TODAY. SIGNIFICANT SNOW AMOUNTS COPPER RIVER BASIN/SOUTHCENTRAL
TODAY. SNOW WILL DIMINISH THESE AREAS TONIGHT AS LOW MOVES INLAND AND
WEAKENS. SOME SNOW SHOWERS WILL LINGER THROUGH TONIGHT AND NEXT
COUPLE DAYS SOUTHCENTRAL UNTIL UPPER TROUGH MOVES THROUGH SAT NIGHT.
FREEZING RAIN LIKELY THROUGH LATE THIS AFTERNOON OVER THE EASTERN
COPPER RIVER BASIN WITH WARM OVERRUNNING. EXPECT TEMPS WILL COOL
ALOFT THROUGH THIS EVENING SO FREEZING RAIN POTENTIAL SHOULD END.

.WEST DOMAIN...UPPER TROUGH CONTINUES OVER THE SW MAINLAND THROUGH
SAT AND IS REPLACED BY RIDGE SAT NIGHT/SUN. EXPECT SCATTERED SNOW
SHOWERS THROUGHOUT THE AREA UNTIL TROUGH CLEARS. AREAS OF LOW ALSO
WILL HANG AROUND...MAINLY COASTAL AREAS. BRISK NW FLOW AND SNOW
SHOWERS WILL BE GENERAL RULE EASTERN BERING SEA/EAST ALEUTIANS/AK PEN
THROUGH FRI. DEVELOPING LOW MOVES TO WESTERN BERING SEA SAT.
ASSOCIATED FRONT MOVES TO CENTRAL ALEUTIANS BY SAT AM. SOUTHERLY
GALES/STORMS IN ADVANCE OF FRONT WILL SPREAD TO EAST/CENTRAL
ALEUTIANS EARLY SAT.

.AER/ALU...WATCH/WARNING SUMMARY
PUBLIC...NO WARNING...NUMEROUS ADVISORIES.
MARINE...SEE CURRENT PACKAGE.

RMC NOV 05