Warm sea surface temperatures near Indonesia are expected to heat up further over winter, possibly triggering a negative Indian Ocean Dipole (IOD) event. What is the Indian Ocean Dipole (IOD)? The IOD is an index that measures the difference in sea surface temperatures across the equatorial Indian Ocean. A negative IOD occurs when cooler-than-average water […]
Unseasonably heavy rain has drenched parts of northern WA and the NT, with Queensland next in line for soaking rain in the next few days. A deep stream of tropical moisture originating over the Indian Ocean is fuelling a massive northwest cloud band across Australia this week. This thick cloud band has been producing exceptionally […]
An unprecedented May deluge has impacted businesses across eastern NSW this week, with some rain gauges eclipsing their previous monthly records in the space of just three days. So why is eastern NSW seeing so much rain this week? In an average May, the NSW Mid North Coast and Hunter regions would see about 50 […]
Flood records are being broken in parts of eastern NSW this week as relentless rainfall continues to dump water into already overflowing rivers and creeks, affecting businesses and industries through road and transport closures and disruptions due to flooding. A steady stream of moisture-laden onshore winds has been causing persistent rain over eastern NSW since […]
Heavy rainfall and squally thunderstorms will intensify over southern India with the arrival of the southwest Indian monsoon this week. The Indian Meteorological Department (IMD) is responsible for tracking the advance of the monsoon over the Indian sub-continent. The latest map issued by the IMD shows the northern limit of the southwest monsoon just to […]
Rain will continue to inundate already flooded eastern NSW for another two to three days as a stubborn low pressure trough lingers near the coast, impacting transport networks and businesses. A deep layer of moisture-laden winds feeding a slow-moving low pressure trough have been causing persistent and heavy rain over parts of eastern NSW in […]
Intense rain, large waves and powerful winds are lashing eastern NSW as a deep low pressure trough lingers near the coast, with a dynamic week ahead. The satellite imagery below shows the stream of moisture moving over eastern NSW on Monday – with wild and woolly conditions whipped up out at sea. Image: water vapour […]
Tropical lows, monsoonal winds, heavy rainfall and earthquakes are affecting areas around Australia, bringing weather much more typical to the wet season. Tropical Lows 33U and 34U Tropical lows and cyclones can form at any time of year but become much less frequent over the Australian region during the Southern Hemisphere winter. This is due […]
Northern Australia’s 2024-25 wet season featured the busiest cyclone season in 19 years, latest monsoon onset on record and intense thunderstorm outbreaks. The northern Australia (north of 26°S) average wet season rainfall in 2024-25 was 21% above the 1961-1990 average. As seen in the rainfall deciles map below, this above average rainfall was driven by […]
Severe thunderstorms impacted southwest WA and the Perth region on Sunday, December 14, 2025, triggering Dangerous Thunderstorm Alerts (DTA) by DTN for industries and businesses in the region. DTN operates Dangerous Thunderstorm Alerts (DTA) which alert businesses and industries to thunderstorms based on intensity and movement. These alerts provide advanced notice of thunderstorms moving into […]
Port and maritime operations across Australia’s East Coast could be disrupted by increased tropical cyclone activity in the Coral Sea and southwest Pacific Ocean over the next two weeks. Meteorologists reference a large selection of Numerical Weather Prediction (NWP) models to forecast weather. A number of these NWP models are forecasting the development of tropical […]
Hot, dry and windy weather causing elevated fire danger and severe heatwave conditions are sweeping across southeastern Australia over the next three days, driving high energy demand and disruption to operations. Clear skies associated a large and slow-moving high pressure system have allowed hot air to build up over parts of northern, western and central […]
The Australian and New Zealand Council for fire and emergency services (AFAC) identified western and southern WA, Victoria and inland NSW as key regions that are at risk of heightened bushfire risk this summer. Parts of Australia have experienced severe soil moisture and rainfall deficiencies over the past months and years, while high fuel loads […]
