127  
FXHW01 KWNH 230705  
PMDHI  
 
HAWAII EXTENDED FORECAST DISCUSSION  
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD  
305 AM EDT TUE SEP 23 2025  
 
VALID 00Z WED 24 SEP 2025 - 00Z WED 01 OCT 2025  
 
TRADE WINDS WILL WEAKEN THIS WEEK AS SURFACE HIGH PRESSURE TO THE  
NORTH OF HAWAII WEAKENS AND A CUTOFF LOW ADVANCES SOUTHWARD AND  
SETTLES NORTH OF THE STATE BY FRIDAY. TYPICAL WINDWARD SHOWERS  
WILL CONTINUE THE NEXT FEW DAYS, BUT INCREASED MOISTURE MAY ADVECT  
INTO THE REGION LATER IN THE WEEK AND NEXT WEEKEND LEADING TO  
INCREASED SHOWER CHANCES. THE UPPER LOW LOOKS TO WEAKEN AROUND  
SUNDAY AND BECOME ABSORBED BY TROUGHING MOVING THROUGH TO THE  
NORTH EARLY NEXT WEEK.  
 
SANTORELLI  
 
 
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