Forecast for station KDCA, forecast created on 280048Z, covering the period from 05/28 01:00Z to 05/29 00:00Z... Forecast calls for vicinity thunderstorms. Wind from heading 350° at 20 knots. Visibility unlimited. Broken cumulonimbus clouds at 5000 feet... Tempoarily between 05/28 01:00Z and 05/28 03:00Z a 30% probability of heavy thunderstorms and rain. Variable winds at 25 knots gusting to 38 knots. Visibility 0.5 miles. Broken cumulonimbus clouds at 2500 feet... From 05/28 03:00Z expect mist. Wind from heading 190° at 4 knots. Visibility 6 miles. Scattered clouds at 1500 feet. Scattered clouds at 25000 feet... From 05/28 13:00Z expect wind from heading 200° at 8 knots. Visibility unlimited. Few clouds at 3500 feet... From 05/28 18:00Z expect wind from heading 190° at 9 knots. Visibility unlimited. Scattered clouds at 5000 feet...