Australian Government Bureau of Meteorology Tropical Cyclone Advice Tropical Cyclone Warning Centre Media: The Standard Emergency Warning Signal should NOT be used with this warning. TOP PRIORITY FOR IMMEDIATE BROADCAST TROPICAL CYCLONE ADVICE NUMBER 40 Issued at 08:49 PM WST on Sunday 22 March 2026 Headline: Ex-Tropical Cyclone Narelle moving west across the NT, likely to redevelop off the west Kimberley coast early this week. Areas Affected: Warning zone: Kalumburu to the WA/NT Border. Watch zone: Beagle Bay to west of Kalumburu. Cancelled zone: None. Details of Ex-Tropical Cyclone Narelle 34U at 8:00 pm AWST: Intensity: Tropical Low, sustained winds near the centre of 55 kilometres per hour with wind gusts to 85 kilometres per hour. Location: within 35 kilometres of 13.9 degrees South 131.8 degrees East, estimated to be 80 kilometres northwest of Katherine and 435 kilometres east northeast of Wyndham. Movement: west at 23 kilometres per hour. Ex-Tropical Cyclone Narelle will continue tracking west across the Top End overnight as a well-defined tropical low. A Severe Weather Warning is current for heavy, locally intense rainfall and damaging wind gusts affecting the NT. During Monday the low is expected to move over the Joseph Bonaparte Gulf and gales may redevelop to the north of the centre. These gales may impact the northeast Kimberley coast, however there is only a low chance of the system redeveloping into a tropical cyclone at this time. The passage of the low across the north Kimberley is likely to be accompanied by heavy rainfall. During Tuesday Ex-Tropical Cyclone Narelle is forecast to move offshore of the west Kimberley coast and has a high chance of redeveloping into a tropical cyclone with a risk of coastal gales between Beagle Bay and west of Kalumburu. It is likely to be located to the north of the Pilbara coast and moving west southwest by mid-week. Hazards: HEAVY RAINFALL which may lead to FLASH FLOODING is likely to develop across the north Kimberley during Monday. GALES with DAMAGING WIND GUSTS to 90 km/h may develop along the coast between Kalumburu and the WA/NT border during Monday as the low moves west. GALES with DAMAGING WIND GUSTS to 100 km/h may develop along the coast between Beagle Bay and west of Kalumburu during Tuesday. Recommended Action: DFES advises: Ensure you know what to do in a cyclone. For the latest DFES community alerts and warnings visit www.emergency.wa.gov.au or download the Emergency WA app. Cyclone advices and DFES Alerts are available by dialling 13 DFES (13 3337) A map showing the track of the cyclone is available at: http://www.bom.gov.au/cyclone