Prognostic Meteorological Discussion
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000
FXHW01 KWNH 281205
PMDHI

HAWAII EXTENDED FORECAST DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
804 AM EDT TUE APR 28 2015

VALID 00Z WED APR 29 2015 - 00Z WED MAY 06 2015

THE 7-DAY FORECAST FOR HAWAI`I APPEARS ON TRACK---THE 28/00Z
ECENS/NAEFS SOLUTIONS HANDLING THE MASS FIELDS AND OVERALL FLOW
PATTERN ACROSS THE PACIFIC. CONSIDERING THE DISTINCT SPLIT-FLOW
PATTERN EMERGING ACROSS THE EASTERN PACIFIC AND NORTH AMERICAN
CONTINENT---THE MEANS ARE IN VERY GOOD AGREEMENT WITH THE
LATITUDE/LONGITUDE POSITIONING OF THE DEVELOPING LONGWAVE TROUGH
ALONG 170W BY 5/12Z (DAY 7).

BY FRIDAY (1/12Z), THE MIGRATORY SURFACE RIDGE IS ON TRACK TO MOVE
NORTHEASTWARD---AND THE TRADE WINDS TO EASING ACROSS THE FORECAST
AREA.

VOJTESAK

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