Small Craft Advisory 221, NWS Anchorage, AK

AREA FORECAST DISCUSSION SOUTHWEST ALASKA
500 AM AST SAT MAR 12 2005

.DISCUSSION...

MODELS IN GENERALLY GOOD AGREEMENT. GFS SLIGHTLY
PREFERRED...ESPECIALLY IN THE WEST.

A 988 MB LOW NEAR SAINT GEORGE WILL WEAKEN TO 1010 MB NEAR NOME
SAT NIGHT AND MOVE WEST OF BARROW BY MONDAY MORNING. WELL DEFINED
ROTATION WITH SPIRALING BANDS OF RAIN AND SNOW SHOWERS. GALE FORCE
WINDS AHEAD OF THE LOW WILL DIMINISH BY EVENING.

A STRONG 954 MB LOW 240 NM SOUTHWEST OF PETROPAVLOVSK WILL WEAKEN TO
971 MB OVER THE NORTHERN KAMCHATKA PENINSULA SUN NIGHT. THE
ASSOCIATED WEATHER FRONT WILL MOVE INTO THE WESTERN ALEUTIANS SAT
EVENING AND THEN CONTINUE ON INTO THE EASTERN BERING SEA BY MON
MORNING. SOUTHERLY GALE AND STORM FORCE WINDS PRECEDE THE FRONT.

SOUTH TO SOUTHWEST FLOW ACROSS SOUTHCENTRAL ALASKA WILL PERSIST
INTO SUNDAY NIGHT. EXPECT CONTINUED BANDS OF RAIN OR SNOW SHOWERS AND
GUSTY WINDS THROUGH CHANNELED AREAS. A RIDGE OF HIGH PRESSURE BUILDS
OUT OF THE SOUTHEAST PANHANDLE INTO THE COPPER RIVER THIS AFTERNOON
INTENSIFYING THE SITUATION. BUT THE RIDGE IS SHORT LIVED AND WINDS
WILL DROP OFF BY 12Z.

.AER/ALU...WATCH/WARNING SUMMARY
PUBLIC...NONE.
MARINE...GALE 3B 5A 5B 6A 8 12B 13A 13B 14
FIRE WEATHER...NONE.

ASB MAR 05