340  
FXHW01 KWNH 270726  
PMDHI  
 
HAWAII EXTENDED FORECAST DISCUSSION  
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD  
325 AM EDT THU JUL 27 2023  
 
VALID 00Z FRI JUL 28 2023 - 00Z FRI AUG 04 2023  
 
A REASONABLY STRONG SURFACE HIGH WILL MEANDER WELL NORTH OF HAWAII  
AROUND 40N LATITUDE THROUGH THE REST OF THE WEEK INTO NEXT WEEK.  
THE INFLUENCE OF THIS HIGH WILL LEAD TO PERSISTENT GENERALLY  
MODERATE TO BREEZY EASTERLY TRADES, WITH LIKELY JUST MINOR  
VARIATIONS IN SPEED FROM DAY TO DAY. THUS CLOUDS AND SHOWERS THAT  
MAY FORM SHOULD FAVOR WINDWARD AND MAUKA AREAS. BUT WITH RIDGING  
ALOFT OVER THE NEXT SEVERAL DAYS, AN INVERSION WILL KEEP ANY  
SHOWERS SHALLOW. ADDITIONALLY, THE PERIOD FROM FRIDAY INTO SUNDAY  
OR MONDAY LOOKS TO HAVE LOWER THAN NORMAL MOISTURE IN PLACE AS  
WELL, LIMITING SHOWER ACTIVITY FURTHER. THE RIDGE PATTERN ALOFT IS  
LIKELY TO LAST INTO THE MIDDLE OF NEXT WEEK, WITH PERHAPS THE  
SOUTH END OF AN UPPER TROUGH EDGING TOWARD HAWAII AFTER THAT. BUT  
A DRIER TRADE WIND PATTERN SHOULD LAST THROUGH LATE THIS WEEK AND  
INTO MUCH OF NEXT WEEK.  
 
TATE  
 

 
 
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