Small Craft Advisory 256, NWS Anchorage, AK

AREA FORECAST DISCUSSION
SOUTH CENTRAL AND SOUTHWEST ALASKA
500 PM ADT THU MAR 15 2007

.DISCUSSION...
UPPER AIR.  THE CURRENT WEATHER PATTERN WILL PERSIST THROUGH SAT WITH
A SLOW WESTWARD RETROGRESSION.  A COLD UPPER LOW CENTERED OVER
MIDDLETON ISLAND WILL MOVE TO SOUTHERN COOK INLET BY SAT.  A STRONG
UPPER RIDGE OVER THE EASTERN ALEUTIANS AND CENTRAL BERING SEA WILL
CONSOLIDATE TO A CUT OFF UPPER HIGH OVER THE NORTHERN SEA OF OKHOTSK
BY SAT.

SURFACE.  A WEAK 1000 MB LOW NEAR MIDDLETON ISLAND WILL PERSIST IN
THE NORTHERN GULF THROUGH SAT.  A RIDGE FROM EASTERN ALEUTIANS TO THE
WESTERN GULF OF ANADYR WILL REMAIN STATIONARY AND WEAKEN THROUGH SAT.

SNOW SHOWERS ON THE BERING SIDE OF THE ALASKA PENINSULA WILL CONTINUE
TONIGHT AND FRI.  SNOW SHOWERS ALONG THE EASTERN NORTH GULF COAST
WILL MOVE TO SOUTHERN PRINCE WILLIAM SOUND TONIGHT AND POSSIBLY REACH
THE KENAI FJORDS AND THE NORTHEASTERN PART OF KODIAK ISLAND TONIGHT
AND EARLY FRI.  THE TIGHT PRESSURE GRADIENT AND COLD AIR WILL REMAIN
OVER THE SOUTHERN THIRD OF ALASKA THROUGH FRI. WIND CHILL ADVISORIES
FOR NORTH OF TALKEETNA AND THOMPSON PASS ARE EXPECTED TO CONTINUE
UNTIL NOON FRI.

.AER/ALU...WATCH/WARNING SUMMARY
PUBLIC...NONE
MARINE...HEAVY FREEZING SPRAY 120 121 125 129 130 132 138 141 150 155
                                165 171 179 410
         GALE  120 130 150 175 176
FIRE WEATHER...NONE

RHH MAR 07