Hawaii Extended Forecast Discussion NWS Weather Prediction Center College Park MD 333 AM EDT Thu Sep 17 2020 Valid 00Z Fri Sep 18 2020 - 00Z Fri Sep 25 2020 A preferred composite of reasonably well clustered guidance shows light to moderate island trades today in a lingering pattern with light windward and mountain showers. An upper weakness over the state and tropical disturbance passage well to the south may allow some deeper moisture skirt the islands Friday into Saturday as trades increase. High pressure bridging to the north of the state may maintain trades in a pattern with modest windward showers into early next week before some possible flow disruption through midweek. Schichtel