Forecast for station KIAD, forecast created on 010545Z, covering the period from 06/01 06:00Z to 06/02 12:00Z... Forecast calls for winds calm. Visibility unlimited. Scattered clouds at 15000 feet... From 06/01 08:00Z expect vicinity showers. Winds calm. Visibility unlimited. Overcast clouds at 10000 feet... From 06/01 12:00Z expect wind from heading 140° at 8 knots. Visibility unlimited. Broken clouds at 8000 feet... From 06/01 18:00Z expect vicinity showers. Wind from heading 150° at 12 knots gusting to 20 knots. Visibility unlimited. Broken clouds at 6000 feet... From 06/01 21:00Z expect thunderstorms and rain. Wind from heading 160° at 14 knots gusting to 24 knots. Visibility 4 miles. Broken cumulonimbus clouds at 3500 feet. Overcast clouds at 5000 feet... From 06/02 01:00Z expect rain showers. Wind from heading 180° at 12 knots gusting to 20 knots. Visibility 5 miles. Overcast clouds at 2500 feet... From 06/02 05:00Z expect wind from heading 310° at 10 knots. Visibility unlimited. Broken clouds at 5000 feet...