Northern Territory Forecast

View the current warnings for the Northern Territory

Forecast issued at 5:17 pm CST on Tuesday 10 December 2019.

Weather Situation

A severe heatwave extends across most of the Northern Territory and is expected to persist throughout the week in the Top End and central districts, while the heatwave will ease over southern districts from Thursday as cooler southerly winds develop. Isolated showers and thunderstorms are expected to slowly return to the Top End as northwesterly winds bring moisture back. Isolated showers and thunderstorms will also spread southwards this week as a trough drifts southwards over the southern districts. This trough moves northwards again from Thursday as a high pressure system crosses southern Australia.

Forecast for the rest of Tuesday

A slight to medium chance of showers and gusty thunderstorms across the Tiwi Islands, Daly, Gregory, Tanami, northern Lasseter and northwest Simpson Districts. Possible damaging wind gusts with thunderstorms across the Daly and northern Gregory Districts. The chance of thunderstorms with little or no rain across the northern Lasseter and northwest Simpson Districts. Mostly clear elsewhere. Light to moderate northwest to northeast winds, tending southeasterly in the Lasseter and southern Simpson districts.

Wednesday 11 December

Mostly sunny in the Barkly, eastern Simpson, western Carpentaria and eastern Arnhem Districts. A slight chance of showers and gusty thunderstorms elsewhere, increasing to a medium chance across the Daly and western Lasseter Districts, and Tiwi Islands. Possible damaging wind gusts with thunderstorms across the Daly and northern Gregory Districts. Very hot across the Northern Territory away from the coast. Light to moderate northwest to northeast winds, tending east to southeasterly in the Lasseter and southern Simpson Districts and extending to south of Elliott in the afternoon.

Fire Danger - Very High across the southern Gregory District.

Thursday 12 December

Mostly sunny in the southeastern Simpson, northern Barkly and western Carpentaria Districts. A slight chance of showers and thunderstorms elsewhere increasing to a medium chance across the Tiwi Islands, Daly, northwest Gregory, northwest Simpson and southern Tanami Districts. Cooler in the Lasseter and western Simpson Districts. Very hot elsewhere across the Northern Territory away from the coast. Fresh to strong and gusty southerly winds developing south of Ali Curung. Light to moderate northwest to northeast winds elsewhere.

Friday 13 December

Mostly sunny in the eastern Simpson and eastern Barkly Districts. A slight chance of showers and thunderstorms elsewhere, increasing to a medium to high chance across the Daly,northwest western Arnhem, Gregory and Tiwi Islands. Cooler in the Lasseter and western Simpson Districts. Very hot between Katherine and Ali Curung. Moderate to fresh and gusty southeasterly winds south of Elliott. Light to moderate northwest to northeast winds elsewhere.

Saturday 14 December

A slight chance of showers and thunderstorms across the Carpentaria, western Arnhem and Gregory Districts, increasing to medium to high chance over the Tiwi Islands, northwest of Daly and northwest Arnhem Districts. Moderate northeast to southeast winds south of Elliott, fresh and gusty across the central districts in the morning. Light to moderate northwest to northeast winds elsewhere.

The next routine forecast will be issued at 5:00 am CST Wednesday.

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