811  
FXHW01 KWNH 260700  
PMDHI  
 
HAWAII EXTENDED FORECAST DISCUSSION  
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD  
259 AM EDT FRI JUL 26 2024  
 
VALID 00Z SAT JUL 27 2024 - 00Z SAT AUG 03 2024  
 
GUIDANCE CONTINUES TO SHOW HIGH PRESSURE ALONG 40N LATITUDE  
TRACKING FROM EAST TO WEST DURING THE PERIOD, SUPPORTING A TRADE  
PATTERN WITH PRIMARILY WINDWARD/MOUNTAIN FOCUS FOR SHOWERS. GUSTY  
WINDS MAY CONTINUE INTO ABOUT SATURDAY, WITH SPEEDS GENERALLY  
DECREASING THEREAFTER AS THE HIGH CONTINUES WESTWARD AND UPPER  
TROUGHING APPROACHES FROM THE NORTHEAST. GUIDANCE AGREES THAT MOST  
OF THE MAIN ISLANDS SHOULD REMAIN IN AN AXIS OF BELOW-CLIMATOLOGY  
PRECIPITABLE WATER VALUES FOR SEVERAL DAYS WITH UPPER RIDGING  
THROUGH THE FIRST PART OF NEXT WEEK ALSO HELPING TO KEEP RAINFALL  
TOTALS ON THE LIGHT SIDE. BY TUESDAY-THURSDAY THERE IS SOME SPREAD  
FOR DETAILS OF THE UPPER TROUGH PUSHING IN FROM THE NORTHEAST, BUT  
THE ENSEMBLE MEANS OFFER A REASONABLE STARTING POINT FOR THIS  
ASPECT OF THE FORECAST.  
 
SANTORELLI  
 
 
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