A slight to medium chance of showers and thunderstorms. Thunderstorms in the Barkly, Simpson and Lasseter Districts may be gusty with little, if any, rainfall. Areas of raised dust in the southern Simpson District. Very hot in the Simpson, southern Arnhem, western Tanami, northwest Simpson and southeast Barkly Districts, and a little cooler in the Lasseter and southwest Simpson Districts. Light to moderate west to northwesterly winds ahead of a moderate to fresh and gusty southeast to southwesterly change extending northwards over the Lasseter and Simpson Districts during the day.