670  
FXHW01 KWNH 081314  
PMDHI  
 
HAWAII EXTENDED FORECAST DISCUSSION  
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD  
357 AM EDT TUE SEP 8 2026  
 
VALID 00Z WED 09 SEP 2026 - 00Z WED 16 SEP 2026  
 
A VERY NORMAL WEATHER PATTERN SETS UP ACROSS THE HAWAIIAN ISLANDS  
THIS WEEK. HURRICANE LOWELL, CURRENTLY IMPACTING NI'IHAU AND  
KAUAI, WILL BE RAPIDLY MOVING AWAY FROM THE MAIN HAWAIIAN ISLANDS  
BY THE START OF THIS PERIOD 00Z WEDNESDAY. A FEEDER BAND OR TWO  
MAY STILL BE IMPACTING ANY OF THE ISLANDS AT THE START OF THE  
PERIOD, BUT AS LOWELL CONTINUES MOVING AWAY, THE BANDS WILL  
RAPIDLY DISSIPATE. FOR MORE INFORMATION ON HURRICANE LOWELL,  
PLEASE SEE WWW.HURRICANES.GOV.  
 
THE REST OF THE WEEK WILL FEATURE TYPICAL NORTHEAST TRADE WINDS  
RESETTING UP ACROSS ALL OF THE ISLANDS IN THE WAKE OF LOWELL,  
WITH NO SIGNIFICANT WEATHER FEATURES EXPECTED THROUGH MONDAY. BY  
TUESDAY, SOME OF THE LONG-RANGE GUIDANCE SUGGESTS A WEAK TROPICAL  
WAVE MAY APPROACH THE BIG ISLAND BEFORE IT TOO DISSIPATES. SHOULD  
THE TROPICAL WAVE MAKE IT ON TUESDAY, EXPECT MORE CONSISTENT  
RAINFALL ON THE EAST-FACING SIDES OF THE BIG ISLAND TUESDAY  
AFTERNOON. OTHERWISE NO UNUSUAL WEATHER IS EXPECTED.  
 
WEGMAN  
 
 
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