Area Forecast Discussion
Issued by NWS Fairbanks, AK

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FXAK69 PAFG 201359
AFDAFG

NORTHERN ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE FAIRBANKS AK
559 AM AKDT SUN APR 20 2014

.DISCUSSION...

A 539 DM HIGH PRESSURE CENTER IS SLOWLY BUILDING OVER THE CENTER
OF THE STATE THIS MORNING. A 521 DM LOW CONTINUES TO SPIN OVER
THE GULF OF ALASKA. AT THE SURFACE... A 1023 MB HIGH PRESSURE
RIDGE EXTENDS EAST FROM SIBERIA TO WRANGEL ISLAND AND ACROSS TO
BANKS ISLAND WILL SLOWLY STRENGTHEN ON SUNDAY. AN INVERTED TROUGH
REMAINS IN PLACE AND EXTENDS FROM BRISTOL BAY TO NEAR POINT HOPE.

NORTH SLOPE... A 1023 MB RIDGE OF HIGH PRESSURE STRETCHING FROM WRANGEL
ISLAND TO BANKS ISLAND WILL REMAIN IN PLACE AND SLOWLY BUILD THROUGH
TUESDAY. STRATUS AND FOG IS SPREADING WEST TOWARDS BARROW THIS
MORNING AND LOW CLOUDS AND FOG SHOULD LINGER INTO TUESDAY.

WEST COAST AND WESTERN INTERIOR...A WEAK SHORT WAVE MOVING NORTH
ALONG THE WEST COAST OF ALASKA ALONG THE BACK SIDE OF A
DEVELOPING UPPER LEVEL RIDGE OVER EASTERN ALASKA WILL PRODUCE SCATTERED
RAIN AND SNOW SHOWERS OVER THE BERING SEA AND WESTERNMOST ALASKA
THROUGH MONDAY NIGHT.

EASTERN AND CENTRAL INTERIOR...QUIET OVER THE INTERIOR DUE TO
THE BUILDING RIDGE. SLIGHTLY ABOVE NORMAL HIGH TEMPERATURES
AND OVERNIGHT LOWS WILL CONTINUE THROUGH MID WEEK. A WEAK THERMAL
TROUGH WILL SET UP NEAR THE ALASKA RANGE BUT NOT MUCH WIND OR
SHOWER ACTIVITY EXPECTED WITH THIS TROUGH.

FIRE WEATHER...
CONTINUED DRYING FOR THE CENTRAL AND EASTERN INTERIOR THROUGH THE
REST OF THE WEEKEND AND INTO THE MIDDLE OF NEXT WEEK. RH VALUES
WILL DROP BELOW 30 PERCENT AGAIN ON SUNDAY. WEAK THERMAL TROUGH
WILL PRODUCE SOME WINDS BUT NOT STRONG ENOUGH FOR RED FLAG
CONDITIONS.

&&

.AFG WATCHES/WARNINGS/ADVISORIES...
NONE.
&&

$$

APR 14



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