Source: Bureau of Meteorology

For people in parts of Simpson and Barkly districts.

Issued at 11:00 am Thursday, 26 February 2026.

HEAVY RAINFALL CONTINUING IN THE FAR SOUTHEAST, SOME INTENSE FALLS MAY REDEVELOP LATER TODAY.

Weather Situation: A slow-moving tropical low is situated over the far southeast of the NT and is expected to drift slowly back to the north over the Simpson district through the remainder of today and Thursday. Rich tropical moisture surrounding this system is continuing to bring a risk of heavy rainfall.

HEAVY RAINFALL which may lead to FLASH FLOODING is forecast for parts of the Simpson district. Six hour rainfall totals between 50 and 80 mm are possible. 24 hour rainfall totals between 60 and 100 mm are likely, with isolated totals to 130 mm possible.

Locally INTENSE RAINFALL which may lead to DANGEROUS AND LIFE-THREATENING FLASH FLOODING is also possible with slow-moving lines of thunderstorms over the far southeast Simpson, most likely from this evening and overnight into Thursday morning. Six hour rainfall totals of around 110 mm are possible.

These conditions also threaten cattle and other livestock.

Separate Flood Watches and/or Warnings are current at the time of issue. Please refer to https://www.bom.gov.au/weather-and-climate/warnings-and-alerts/ for more information.

Locations which may be affected include Jervois, Finke and Simpson District east of Finke.

The Northern Territory Emergency Service advises that people should:
* secure loose outside objects and seek shelter when conditions deteriorate
* pull over if it is raining heavily and you cannot see, park with your hazard lights on until the rain clears
* avoid driving into water of unknown depth and current
* create your own sandbags if there is flooding, by using pillow cases or shopping bags filled with sand and place them around doorways to protect your home
* stay away from flooded drains, rivers, streams and waterways
* ensure pets and animals are safe
* be prepared in case of power outages, have an emergency kit with a radio, torch, spare batteries and first aid kit
* for emergency help in floods, storms and cyclones, contact the NTES on 132 500. For more safety tips visit www.securent.nt.gov.au