Small Craft Advisory 840, NWS Anchorage, AK

AREA FORECAST DISCUSSION..CORRECTED
SOUTHCENTRAL AND SOUTHWEST ALASKA
500 AM ADT THU OCT 20 2005

CORRECTED TYPO

.DISCUSSION...

A 966 MB LOW 150 NM SOUTH OF CHIGNIK WILL INTENSIFY TO 954 MB 270 NM
SOUTH OF KODIAK THIS EVENING THEN WEAKEN AND MOVE INTO THE
NORTHEASTERN GULF OF ALASKA BY SATURDAY MORNING. THE ASSOCIATED
OCCLUDED FRONT EXTENDS SOUTHEASTWARD FROM THE LOW. THE FRONT WILL
CURVE NORTHWARD INTO THE GULF OF ALASKA TODAY AND BECOME NEARLY
STATIONARY ALONG THE NORTH GULF COAST TONIGHT. EXPECT STORM FORCE
EASTERLIES AND MODERATE RAINFALL ALONG AND IN ADVANCE OF THE FRONT.
MOST OF THE FURY OF THIS SYSTEM WILL BE DIRECTED AT KODIAK ISLAND
AND MARINE AREAS 120 130 132 AND 150.

PLENTY OF COLD AIR ADVECTION ON THE REAR FLANK OF THE LOW. NORTHWEST
WINDS ARE ANTICIPATED TO REACH SPEEDS OF UP TO 75 MPH ACROSS
THE ALASKA PENINSULA. NORTH TO NORTHWEST WINDS ARE EXPECTED TO
REMAIN ABOVE 30 KTS ACROSS MARINE ZONES 155 165 170 172 THROUGH AT
LEAST SATURDAY MORNING.

COMPLEX LOW PRESSURE WILL PERSIST ACROSS EASTERN RUSSIAN AND
THE NORTHERN BERING SEA THROUGH FRI THEN MOVE OVER NORTHWESTERN
ALASKA BY SAT MORNING. BROAD WESTERLY FLOW WILL PERSIST ACROSS THE
SOUTHERN BERING SEA AND ALEUTIAN RANGE INTO SUNDAY.

SUBSTANTIAL GRADIENT TODAY BETWEEN TURNAGAIN ARM AND PRINCE WILLIAM
SOUND. GUSTY SOUTHEAST WINDS THROUGH AND ALONG PASSAGE
CANAL...PORTAGE VALLEY...TURNAGAIN ARM...AND THE ANCHORAGE HILLSIDE
WILL CONTINUE INTO EARLY AFTERNOON.

.AER/ALU...WATCH/WARNING SUMMARY
PUBLIC...HIGH WIND 181
MARINE...GALE 121 125 138 140 160 171 172 175 176 179 180 185
         STORM 120 130 132 150 165 170
         HURRICANE FORCE 155
FIRE WEATHER...NONE

ASB OCT 05

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ANCHORAGE AK
1107 AM ADT THU OCT 20 2005

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0120 AM     NON-TSTM WND GST 15 SE ANCHORAGE         61.02N 148.87W
10/20/2005  76 MPH                              AK   MESONET

            MOST OF THE HIGH WINDS WERE CONFINED TO THE TURNAGAIN
            ARM. GUSTY WINDS REACHED 46 MPH ALONG THE HILLSIDE. NO
            DAMAGE WAS REPORTED.

&&