065  
FXHW01 KWNH 281216  
PMDHI  
 
HAWAII EXTENDED FORECAST DISCUSSION  
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD  
716 AM EST THU DEC 28 2017  
 
VALID 00Z FRI DEC 29 2017 - 00Z FRI JAN 05 2018  
 
A COLD FRONT WILL PUSH AWAY FROM THE ISLANDS LATER TODAY, STARTING  
A DRIER TREND FOR THE REGION. MODELS AND ENSEMBLES SHOW HEIGHTS  
BUILDING FOR THE WEEKEND INTO NEXT WEEK AS THE SUBTROPICAL UPPER  
HIGH SETS UP WEST OF THE AREA NEAR THE DATELINE. THIS WILL SUPPORT  
DRIER CONDITIONS WITH BREEZY TRADES FROM THE NORTHEAST, VEERING TO  
THE EAST, AS 1022-1024MB HIGHS MEANDER TO THE NORTH AND NORTHEAST  
OF HAWAI'I. ISOLATED TO MAYBE SCATTERED WINDWARD/MAUKA SHOWERS ARE  
EXPECTED WITH GENERALLY LIGHT ACCUMULATIONS. BY THE END OF THE  
PERIOD NEXT THURSDAY, A TROUGH IS FORECAST TO DIP NEAR BUT LIKELY  
EAST OF THE REGION AROUND 140-145W.  
 
FRACASSO  
 

 
 
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