Brisk Wind Advisory 105, NWS Fairbanks, AK

NORTHERN ALASKA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE FAIRBANKS AK
119 PM AKDT FRI APR 6 2012

.DISCUSSION...
MODELS IN DECENT AGREEMENT THROUGH 60 HOURS. UPPER LEVEL RIDGE HAS
MOVED OFF TO THE EAST. A SHORT WAVE TROUGH WILL MOVE OVER THE
NORTH CENTRAL PORTION OF THE STATE TONIGHT AND SAT BEFORE AN UPPER
LEVEL RIDGE BEGINS TO AMPLIFY ITSELF AGAIN OVER MUCH OF MAINLAND
ALASKA BEGINNING SUNDAY AND CONTINUING THROUGH THE MIDDLE PART OF
THE WEEK. A SURFACE LOW WITH THE ASSOCIATED UPPER LEVEL LOW
WILL MOVE INTO THE BERING SEA LATE SAT NIGHT AND THEN MOVE
NORTHWARD TO THE NORTHERN BERING SEA LATE SUN NIGHT.

A LONG WAVE TROUGH WILL MOVE FROM WEST TO EAST BEGINNING LATE WED
AND THEN CONTINUE THROUGH THE END OF THE WEEK AS THE LONG WAVE
TROUGH SETS UP RESIDENCE OVER THE CENTRAL PORTION OF THE STATE.
THIS WILL ALSO BRING IN COLDER AIR FROM WEST TO EAST AND DROP
TEMPERATURES TO WHAT APPEARS TO BE BELOW NORMAL ACROSS NORTHERN
ALASKA WITH THE MOVEMENT OF THE UPPER LEVEL COLD TROUGH. SCATTERED
SNOW SHOWERS WILL ALSO BE ASSOCIATED WITH THE COLD FRONT AS IT
MOVES EASTWARD. THE LONG WAVE TROUGH PATTERN APPEARS TO RESIDE IN
SOME OR FASHION THROUGH 360 HOURS.

WINDS IN MOST OF THE ZONES HAVE DROPPED OFF AND ARE BELOW ADVISORY
LEVELS. ZONE 210 WINDS WILL LIKELY COME BACK UP LATE TONIGHT
THROUGH SAT.

&&

.FIRE WEATHER...NONE.

&&

.HYDROLOGY...NONE.

&&

.AFG WATCHES/WARNINGS/ADVISORIES...
BRISK WIND ADVISORY FOR PKZ210.
&&

CF APR 12