Forecast for station HECA, forecast created on 310400Z, covering the period from 05/31 06:00Z to 05/01 12:00Z... Forecast calls for wind from heading 20° at 12 knots. Ceiling and visibility OK... Tempoarily between 05/01 03:00Z and 05/01 06:00Z a 30% probability of haze. no significant clouds. Variable winds at 3 knots. Visibility 4000 meters...