408
FXAK69 PAFG 171216
AFDAFG
NORTHERN ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE FAIRBANKS AK
316 AM AKST TUE DEC 17 2024
SYNOPSIS
THE LAST BIT OF LIGHT SNOW WILL BE MOVING ACROSS THE WEST COAST,
DROPPING 1 TO 3 INCHES TOTAL IN ACCUMULATION ACROSS THE SEWARD
PENINSULA. AFTER THIS PASSES, WE WILL BE ENTERING A PERIOD OF
DRIER WEATHER, AS A SLIGHT RIDGE FROM CANADA BUILDS. GUSTY WINDS
WILL OCCUR IN DELTA JUNCTION TODAY THROUGH THE WEEK AS THE TANANA
VALLEY JET PERSISTS. WINDS WILL ALSO BE GUSTY ALONG THE NORTH
SLOPE AS A HIGH PRESSURE KEEPS THE AREA SEASONABLY CHILLY AND DRY.
DISCUSSION
KEY WEATHER MESSAGES...
CENTRAL AND EASTERN INTERIOR...
- BREEZY IN DELTA JUNCTION WITH GUSTS UP TO 50 MPH AT TIMES
THROUGH THIS WEEK.
- SLIGHTLY BELOW NORMAL TEMPERATURES PERSIST THROUGH THE WEEK
BEFORE A WARMING TREND THIS WEEKEND.
WEST COAST AND WESTERN INTERIOR...
- LIGHT TO MODERATE SNOW THROUGH THIS MORNING WITH 1 TO 3 INCHES
OF ACCUMULATION ACROSS THE SEWARD PENINSULA.
- GUSTY EAST WINDS IN THE HIGHER TERRAIN AND ALONG THE COAST WITH
PERIODS OF BLOWING SNOW POSSIBLE THROUGH WEDNESDAY NIGHT.
- GUSTY WINDS IN THE BERING STRAIT FOR THE END OF THE WEEK AND
INTO THE WEEKEND.
- SLIGHTLY BELOW NORMAL TEMPERATURES PERSIST THROUGH THE WEEK
BEFORE A WARMING TREND THIS WEEKEND.
NORTH SLOPE AND BROOKS RANGE...
- BLOWING SNOW ALONG THE ARCTIC COAST TODAY BUT THIS WILL SHIFT TO
THE EASTERN ARCTIC COAST AS WINDS DECREASE.
- SEASONABLY CHILLY WEATHER WITH TEMPERATURES IN THE SINGLE DIGITS
TO TEENS BELOW 0.
- PRECIPITATION IS NOT EXPECTED IN THE NEAR-TERM.
ANALYSIS AND FORECAST CONFIDENCE...
HIGH PRESSURE IN THE ARCTIC WILL KEEP THE NORTH SLOPE WINDS FAIRLY
STRONG THE REST OF THE WEEK. AS THE HIGH PRESSURE MOVES EASTWARD,
THE STRONGER WINDS WILL AS WELL AND WILL BE LIMITED TO THE
EASTERN NORTH SLOPE BY THE AFTERNOON TOMORROW AND FAIRLY MINIMAL
BY THE END OF THE WEEK. THE BERING STRAIT WILL EXPERIENCE GUSTY
WINDS BEGINNING EARLY FRIDAY DUE TO A LOW PRESSURE ALONG THE
ALEUTIAN ISLANDS TIGHTENING THE GRADIENT. THE TANANA VALLEY JET
WILL BE IN FULL SWING FOR MOST OF THE WEEK, CAUSING DELTA JUNCTION
TO BY GUSTY.
SNOW WILL BE SLOWLY MOVING OFF THE WEST COAST AND WILL MOSTLY BE
OFF THE COAST BY TOMORROW. PERIODS OF BLOWING SNOW ARE EXPECTED AS
THE SNOW PASSES, BUT IT WON'T LAST LONG. BLOWING SNOW IS ALSO
EXPECTED ON THE NORTH SLOPE FOR THE DAY TODAY AND WILL BE SHIFTING
TOWARDS THE EASTERN NORTH SLOPE THROUGH THE WEEK WITH THE WINDS.
GENERALLY BLENDED MORE TO THE NBM. THE FORECAST REMAINS ON TRACK
FOR THE REST OF THE WEEK.
EXTENDED FORECAST DAYS 4-7...
WEATHER WILL BE QUIET AT THE END OF THE WEEK. SLIGHT CHANCES FOR
SNOW THIS WEEKEND IS POSSIBLE FOR PORTIONS OF THE SEWARD
PENINSULA. TEMPERATURES WILL CONTINUE TO BE AROUND OR ABOVE NORMAL
THIS WEEKEND. AS OF NOW, NO SIGNIFICANT WEATHER IS EXPECTED FOR
THE FORESEEABLE FUTURE.
COASTAL HAZARD POTENTIAL DAYS 3 AND 4...NONE.
AFG WATCHES/WARNINGS/ADVISORIES
AK...WINTER WEATHER ADVISORY FOR AKZ817.
WIND ADVISORY FOR AKZ837.
PK...BRISK WIND ADVISORY FOR PKZ801>810-813>815-855-859>861.
BRISK WIND ADVISORY FOR PKZ812-858.
SMALL CRAFT ADVISORY FOR PKZ816-817-850-853-856.
HEAVY FREEZING SPRAY WARNING FOR PKZ817.
HEAVY FREEZING SPRAY WARNING FOR PKZ850-853-854-856.
GALE WARNING FOR PKZ852.
BRISK WIND ADVISORY FOR PKZ857.
LEWIS/CHRIEST
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page