Small Craft Advisory 756, NWS Anchorage, AK

AREA FORECAST DISCUSSION
SOUTHCENTRAL AND SOUTHWEST ALASKA
500 AM ADT WED SEP 21 2005

.DISCUSSION...
IN THE UPPER LEVELS A LOW DEVELOPING NEAR THE KAMCHATKA PENINSULA
WILL INTENSIFY AND MOVE OVER THE CENTRAL BERING SEA BY THURSDAY.
THE UPPER RIDGE CURRENTLY OVER SOUTHCENTRAL WILL SLIDE EAST AS THE
LOW PROGRESS IN THE BERING. THE 250 MB JET STRETCHES OF NORTHERN
JAPAN UP TO THE WESTERN ALEUTIANS. THE JET BEGINS TO WEAKEN FROM THE
CENTRAL ALEUTIANS TO SOUTH OF THE GULF OF ALASKA. THIS JET WILL FEED
THE DEVELOPING LOW AND HELP PUSH IT BELOW 970 MB. BY LATE IN THE WEEK
THE JET WILL EXTEND FROM THE CENTRAL ALEUTIANS NORTHEASTWARD INTO
SOUTH CENTRAL ALASKA.

AT THE SURFACE A FRONT FROM THE LOW IN THE NORTHERN BERING SEA IS
ABOUT TO MOVE ONSHORE OVER SOUTHWEST ALASKA THIS MORNING. HAS
DEVELOPED OVER KUSKOKWIM DELTA COAST AND WILL SPREAD EAST THROUGH THE
TODAY. SOUTHWEST FLOW WILL SET UP OVER MOST OF THE STATE THROUGH THE
WEEK. BRINGING RAIN AND STRONG WINDS ALONG THE WEST COAST.  RAIN IS
EXPECTED TO MOVE INTO SOUTHCENTRAL ALONG THE COASTAL AREAS BY TONIGHT
AND THE INTERIOR SECTIONS BY THURSDAY MORNING.

A DEVELOPING LOW IN THE NORTH PACIFIC WILL INTENSIFY AND MOVE QUICKLY
INTO THE CENTRAL BERING SEA BY TONIGHT AS 972 MB. MAX GALES WILL
SPREAD THROUGHOUT MUCH OF THE BERING BY TONIGHT AND CONTINUE AS
SOUTHWESTERLY BY THURSDAY. THIS WILL ALSO BE IMPACTED BY A STORM
SURGE THURSDAY ALONG THE KUSKOKWIM DELTA WHICH SHOULD BRING MINOR
COAST FLOODING ALONG THAT ZONE.

.AER/ALU...WATCH/WARNING SUMMARY
PUBLIC...NONE
MARINE...GALES 130 132 150 155 160 165 170 171 172 175 176 179 180
               AND 185.
FIRE WEATHER...NONE.

KB SEP 05