Source: Bureau of Meteorology

TROPICAL CYCLONE ADVICE NUMBER 43
Issued at 9:50 pm WST on Sunday 8 February 2026

Headline:
Tropical Cyclone Mitchell (21U), category 2, currently located near the North West Cape impacting the Onslow and Exmouth regions. Forecast to move down the Ningaloo and Gascoyne coasts towards Carnarvon on Monday.

Areas Affected:
Warning Zone
Onslow to Overlander Roadhouse, including Exmouth, Carnarvon, and Denham, and extending inland through the western Pilbara and western Gascoyne including Gascoyne Junction.

Watch Zone
None.

Cancelled Zone
None.

Details of Tropical Cyclone Mitchell 21U at 10:00 pm AWST:
Intensity: Category 2, sustained winds near the centre of 110 kilometres per hour with wind gusts to 155 kilometres per hour.

Location: within 30 kilometres of 21.7 degrees South 113.8 degrees East, estimated to be 135 kilometres west of Onslow and 45 kilometres northwest of Exmouth.

Movement: southwest at 17 kilometres per hour.

Tropical Cyclone Mitchell (21U), a category 2 cyclone, is expected to maintain its strength as it moves southwest towards the North West Cape this evening. Mitchell will then move south near the Ningaloo and Carnarvon coasts on Monday.

Hazards:
DESTRUCTIVE WIND GUSTS to 155 km/h are likely occurring over northern parts of the North West Cape, including Exmouth. Destructive wind gusts may extend south down the coast to Coral Bay on Monday morning, and then possibly further south to Carnarvon on Monday afternoon.

GALES with DAMAGING WIND GUSTS to 120 km/h are occurring about remaining coastal areas from Onslow to Ningaloo. GALES with DAMAGING WIND GUSTS to 120 km/h are forecast to extend further south to Coral Bay and inland parts of the western Pilbara and far northern Gascoyne tonight. During Monday, GALES should extend further south through the western Gascoyne, developing over Carnarvon in the afternoon and possibly to Denham, Wooramel, Overlander Roadhouse, and Gascoyne Junction during the evening.

Localised moderate to HEAVY RAINFALL which may lead to FLASH FLOODING is possible over the west Pilbara coast, extending to the west Gascoyne region on Monday.

ABNORMALLY HIGH TIDES are expected to rise above the normal high tide mark along the far west Pilbara coast including Exmouth on Monday early morning's high tide, and at Coral Bay on Monday afternoon's high tide causing FLOODING of low-lying coastal areas. ABNORMALLY HIGH TIDES are expected along the Gascoyne coast, including Carnarvon on Monday afternoon's high tide and possibly further south to Denham overnight Monday.

Recommended Action:
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.

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