Hawaii Extended Forecast Discussion NWS Weather Prediction Center College Park MD 257 AM EDT Fri Aug 15 2025 Valid 00Z Sat 16 Aug 2025 - 00Z Sat 23 Aug 2025 Trades will increase today and into this weekend as upper ridging builds back in over/north of Hawaii. The guidance shows good agreement on this set up which looks to hold for at least the next week. Generally, can expected drier than normal moisture values to prevail with not much in the way of rainfall over the next week except for the typical windward and mauka areas. Santorelli