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000
FXAK69 PAFG 221229
AFDAFG

Northern Alaska Forecast Discussion
National Weather Service Fairbanks AK
429 AM AKDT Mon Apr 22 2024

.SYNOPSIS...
Scattered to numerous snow showers expected over the western
Brooks Range through Tuesday morning. A weather system will
approach the west coast on Tuesday and will bring strong winds,
snow and blowing snow to Saint Lawrence Island on Tuesday.
Unsettled weather will continue into Thursday for the west coast.
High pressure will continue to dominate the Interior through much
of the week.



&&

.DISCUSSION...
A 495 dam upper level low over the western Bering will begin to
impact the west coast Tuesday into Thursday weakening to 515 dam
by Thursday and dropping south across the Aleutians on Friday.
Weak ridging will continue over the Interior with weak shortwaves
moving up from the south that may produce isolated showers over
the Interior on Monday. Ridging will rebuild over the Interior
Tue through Thursday. Cold 850 temps will remain over the north
slope Monday and Tuesday.

West coast...A weak shortwave will track across northwest
ALaska and bring scattered to numerous snow showers across
the coastal areas and south facing slopes of the Brooks Range.
Light amounts of accumulation expected. Another front will
approach the west coast Tuesday into Wed producing strong winds,
snow and blowing snow with low visibility to Saint Lawrence
Island on Tuesday. A Winter Weather Advisory has been issued.
Mixed precip expected across the Seward Penn and south along the
Yukon Delta Coast.

Interior...Slightly cooler highs expected through Tuesday. Highs
in the mid to upper 50s over most areas of the Interior. Warming
back to 60 by Wednesday. A chance of isolated showers around the
Southern Interior on Monday and Tuesday then high pressure builds
back over the area Tuesday into Thursday.

North slope...Areas of fog and stratus over the north slope this
morning. Temperatures falling into the teens and single digits
on Monday then warming slightly on Tuesday. A chance of snow over
the western Brooks Range on Monday. Isolated snow showers along
the coast. Light snow accumulations expected.

Extended Forecast Days 4-7...High pressure will dominate the
Interior through much of the week. West coast will remain
unsettled with an upper level low remaining over the Southern
Bering and spinning shortwaves across the west coast Tuesday
through Thursday before moving south across the Central Aleautians
on Friday.


Coastal Hazard Potential Days 3 and 4...None.


&&

.AFG WATCHES/WARNINGS/ADVISORIES...
AK...Winter Weather Advisory for AKZ827.
PK...Brisk Wind Advisory for PKZ801.
     Small Craft Advisory for PKZ806.
     Heavy Freezing Spray Warning for PKZ806.
     Brisk Wind Advisory for PKZ807.
     Brisk Wind Advisory for PKZ810.
     Brisk Wind Advisory for PKZ811.
     Brisk Wind Advisory for PKZ812.
     Brisk Wind Advisory for PKZ814.
     Brisk Wind Advisory for PKZ815-850.
     Heavy Freezing Spray Warning for PKZ816.
     Brisk Wind Advisory for PKZ817-851-854.
     Brisk Wind Advisory for PKZ856.
     Brisk Wind Advisory for PKZ857.
     Brisk Wind Advisory for PKZ858.
&&

$$