Hawaii Extended Forecast Discussion NWS Weather Prediction Center College Park MD 824 AM EDT Wed Aug 17 2016 Valid 00Z Thu Aug 18 2016 - 00Z Thu Aug 25 2016 Very stable pattern continues over the islands with the forecast precipitable water values averaging between 1.25 and 1.5 inches with a maximum on Thursday and Friday as a weak tropical low moves to the south of the islands. This disturbance passing appears to enhance shower activity along the windward slopes. Kocin