250  
FXHW01 KWNH 240715  
PMDHI  
 
HAWAII EXTENDED FORECAST DISCUSSION  
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD  
314 AM EDT MON JUN 24 2024  
 
VALID 00Z TUE JUN 25 2024 - 00Z TUE JUL 02 2024  
 
LATEST GUIDANCE CONTINUES TO SHOW A TYPICAL EASTERLY TRADE WIND  
PATTERN THROUGH THE NEXT SEVEN DAYS, SUPPORTED BY HIGH PRESSURE  
MEANDERING TO THE NORTH OF THE STATE. EXPECT BRISK WINDS THROUGH  
ABOUT MONDAY OR TUESDAY, FOLLOWED BY SOMEWHAT LOWER WIND SPEEDS  
LATER IN THE WEEK AS THE UPPER HIGH WEAKENS AND UPPER TROUGHING  
APPROACHES FROM THE EAST AND EVENTUALLY MOVES OVER OR JUST NORTH  
OF HAWAII. THROUGH MUCH OF THE WEEK, WINDWARD/MOUNTAIN FOCUSED  
SHOWERS SHOULD STAY ON THE LIGHTER SIDE BUT SOME INCREASE IN  
MOISTURE IS POSSIBLE WITH THE UPPER LOW APPROACH NEXT WEEKEND.  
MODELS SHOW GOOD OVERALL AGREEMENT ON THIS PATTERN, BUT SOME  
CONTINUED TIMING UNCERTAINTY WITH THE UPPER TROUGH/LOW EAST OF  
HAWAII. THE GFS REMAINS ON THE FASTER SIDE, TRACKING THE UPPER LOW  
THROUGH HAWAII EARLIER THAN THE BETTER MODEL CONSENSUS. EITHER  
WAY, NOT MUCH IS EXPECTED IN TERMS OF SENSIBLE WEATHER FROM THIS  
FEATURE BESIDES OVERALL LIGHTER/WEAK WIND SPEEDS AND SOME  
INCREASED SHOWERY ACTIVITY.  
 
SANTORELLI  
 

 
 
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