Hawaii Extended Forecast Discussion NWS Weather Prediction Center College Park MD 641 AM EDT Wed Mar 18 2015 Valid 00Z Thu Mar 19 2015 - 00Z Thu Mar 26 2015 The global numerical models continue to advertise zonal flow aloft over Hawai'i for the next week, with a sharp cold-frontal passage during the daylight hours Thursday. Both the 06Z/18 GFS and 00Z/18 ECMWF spit out anywhere from a tenth-inch to an inch-and-a-half of rainfall statewide through the weekend, with spotty showers anticipated thereafter as the low-level flow slackens. Cisco