Forecast for station KGRB, forecast created on 041137Z, covering the period from 06/04 12:00Z to 06/05 12:00Z... Forecast calls for variable winds at 3 knots. Visibility unlimited. Scattered clouds at 12000 feet. Broken clouds at 20000 feet... From 06/04 16:00Z expect wind from heading 60° at 8 knots. Visibility unlimited. Scattered clouds at 5000 feet. Broken clouds at 12000 feet... From 06/05 02:00Z expect wind from heading 50° at 3 knots. Visibility unlimited. Scattered clouds at 10000 feet...