489
FXHW01 KWNH 250703
PMDHI
HAWAII EXTENDED FORECAST DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
303 AM EDT THU SEP 25 2025
VALID 00Z FRI 26 SEP 2025 - 00Z FRI 03 OCT 2025
THE TRADE WIND PATTERN WILL BE DISRUPTED THIS WEEK AS SURFACE
HIGH PRESSURE TO THE NORTH OF HAWAII WEAKENS AND A CUTOFF LOW
NORTH OF HAWAII MOVES SLOWLY WESTWARD AND EVENTUALLY WEAKENS. THIS
SHOULD BRING AN INCREASE IN MOISTURE AND SOME LOCALLY HEAVY
SHOWERS TO THE ISLANDS. UPPER RIDING AND SURFACE HIGH PRESSURE TO
THE NORTH SHOULD BUILD AGAIN HELPING TO REESTABLISH EASTERLY
TRADES NEXT WEEK.
SANTORELLI
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