Hawaii Extended Forecast Discussion NWS Weather Prediction Center College Park MD 713 AM EST Fri Nov 14 2014 Valid 00Z Sat Nov 15 2014 - 00Z Sat Nov 22 2014 A trough amplifying just east of Hawai'i into the upcoming weekend will turn the flow over the islands sharply to the north, bringing an abrupt end to the widespread, heavy shower activity Friday night into Saturday. By next week, the polar jet flattens somewhat, with a return to much drier easterly winds. Cisco