Gale Warning 40, NWS Fairbanks, AK

NORTHERN ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE FAIRBANKS AK
151 PM ADT THU APR 17 2008

.DISCUSSION...

MODELS IN AGREEMENT OVER THE NEXT 48 HOURS.
AN OMEGA BLOCK PATTERN WILL BUILD OVER THE STATE THROUGH THE
WEEKEND. THIS MEANS CONDITIONS WILL WARM SOME FRI AND THEN WARM
SIGNIFICANTLY OVER THE WEEKEND INTO NEXT TUE AS 850 MB TEMPS WARM
ABOVE ZERO UNDER THIS RIDGE WITH SURFACE TEMPS IN THE 40S AND 50S.

A WARM FRONT FROM ANADYR TO GAMBELL TO ANVIK WILL MOVE TO THE
BERING STRAIT TO MCGRATH BY 4PM THU..TO POINT HOPE TO DENALI BY
4AM FRI...TO WAINWRIGHT TO DELTA BY 4PM FRI AND ALONG THE ALCAN
BORDER BY 4AM SUN. WILL SEE SEVERAL INCHES OF SNOW AHEAD OF THE
FRONT ALONG NORTON SOUND DIMINISHING AS IT MOVES EAST. WILL SEE
SOUTH WINDS 15-25 KT ALONG THE FRONT ALONG THE WEST COAST. RAIN
WILL BE POSSIBLE SOUTH OF THE WARM FRONT AS WELL. TEMPS WILL WARM
CONSIDERABLY OVER THE INTERIOR SOUTH OF THE WARM FRONT.

UPSLOPE FLOW WILL HELP IN THE DEVELOPMENT OF SOME SNOW FOR THE CENTRAL
INTERIOR THUR NIGHT INTO FRIDAY. AS THE RIDGE BUILDS IN OVER THE
WEEKEND, CLOUDS WILL DECREASE FOR THE CENTRAL INTERIOR AND WARM
TEMPERATURES IN THE MID 50S ARE EXPECTED THROUGH THE WEEK WHICH WILL
CAUSE SIGNIFICANT MELTING OF THE SNOW PACK.

FIRE WEATHER...
NONE.

&&

.AFG WATCHES/WARNINGS/ADVISORIES...
SNOW ADVISORY FOR AKZ216.

GALE WARNING FOR PKZ210-PKZ220-PKZ225.

BRISK WIND ADVISORY FOR PKZ200-PKZ220-PKZ225-PKZ230-PKZ235.
&&

APR 08