Hawaii Extended Forecast Discussion NWS Weather Prediction Center College Park MD 255 AM EDT Wed Sep 01 2021 Valid 00Z Thu Sep 02 2021 - 00Z Thu Sep 09 2021 Guidance suggests moisture and showers may gradually rebound over the next few days as a slow moving upper weakness digs down to just west of the state. Trades should return to moderate to brisk levels as high pressure builds to the north and northeast of the state in a pattern increasingly favoring windward terrain showers. New upper trough settlement over the state over the weekend into next week may limit trades and collect moisture in a potentially wet pattern. Schichtel