968
FXHW01 KWNH 300719
PMDHI
HAWAII EXTENDED FORECAST DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
319 AM EDT TUE JUN 30 2026
VALID 00Z WED 01 JUL 2026 - 00Z WED 08 JUL 2026
THE LATEST MODEL SUITE REMAINS CONSISTENT IN SHOWING SURFACE HIGH
PRESSURE REMAINING CENTERED TO THE NORTHEAST OF THE ISLANDS
THROUGH THE UPCOMING FORECAST PERIOD. THERE IS NOT EXPECTED TO BE ANY
SIGNIFICANT CHANGES TO THE TRADE WIND PATTERN ON THE SOUTH AND
SOUTHWEST SIDE OF THIS HIGH ACROSS THE ISLANDS, WITH MODERATE
TRADES EXPECTED THROUGH THE FORECAST PERIOD. BOTH THE GFS AND EC
SHOW PW VALUES RISING TODAY AND THEN REMAINING ANOMALOUS...2 TO
3+ STANDARD DEVIATIONS ABOVE THE MEAN...THROUGH THE REMAINDER OF
THE FORECAST PERIOD. THROUGH THE FORECAST PERIOD, CLIMATOLOGICAL
TRADE WIND PRECIPITATION DISTRIBUTION EXPECTED EACH DAY, WITH
HEAVY 7 DAY PRECIP TOTALS LIKELY IN THE FAVORED UPSLOPE REGIONS.
ORAVEC
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