Forecast for station KOAK, forecast created on 271125Z, covering the period from 05/27 12:00Z to 05/28 18:00Z... Forecast calls for wind from heading 270° at 10 knots. Visibility unlimited. Overcast clouds at 1500 feet... From 05/27 18:00Z expect wind from heading 270° at 10 knots. Visibility unlimited. Overcast clouds at 2000 feet... From 05/27 21:00Z expect wind from heading 270° at 12 knots gusting to 15 knots. Visibility unlimited. Scattered clouds at 2000 feet... From 05/28 03:00Z expect wind from heading 270° at 9 knots. Visibility unlimited. Broken clouds at 2000 feet... From 05/28 09:00Z expect wind from heading 270° at 10 knots. Visibility unlimited. Overcast clouds at 1500 feet...