925
FXHW01 KWNH 200603
PMDHI
HAWAII EXTENDED FORECAST DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
202 AM EDT WED MAR 20 2024
VALID 00Z THU MAR 21 2024 - 00Z THU MAR 28 2024
A SURFACE HIGH WILL BUILD IN NORTH OF HAWAII AROUND 30-35 DEGREES
NORTH THROUGH THE END OF THE WEEK, AND THEN SHOULD BE POSITIONED
NORTHEAST OF THE ISLANDS BY THE WEEKEND. A COL LIKELY DEVELOPS
WITHIN THIS RIDGE ACROSS THE FAR NORTHWESTERN ISLANDS BY EARLY
NEXT WEEK BASED ON THE ENSEMBLE MEANS, WITH A FRONTAL BOUNDARY
PASSING WELL NORTH OF THE STATE. ALOFT, A POSITIVELY TILTED 500MB
TROUGH IS EXPECTED TO EXTEND NEAR AND SOUTHEAST OF THE BIG ISLAND
FRIDAY INTO NEXT WEEKEND BASED ON THE ENSEMBLE MEANS.
THE NORMAL TRADE WIND INDUCED SHOWERS CAN BE EXPECTED MOST DAYS
FOR THE NORTHEAST FACING TERRAIN, ALTHOUGH THERE MAY BE AN
INCREASE IN RAINFALL COVERAGE ON SUNDAY AND MONDAY DEPENDING ON
THE EVOLUTION OF THE UPPER TROUGH. TRADE WIND FLOW SHOULD
GENERALLY BE OUT OF THE EAST-NORTHEAST MOST DAYS, PERHAPS BECOMING
MORE EASTERLY BY MONDAY AND TUESDAY WITH THE CORE OF THE SURFACE
HIGH BECOMING CENTERED NORTHEAST OF THE ISLANDS.
HAMRICK
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