Coffs Harbour and Grafton have been warned to brace for severe thunderstorms this afternoon.
According to the Bureau of Meteorology, storms are likely to produce damaging winds, large hailstones and heavy rainfall in coming hours.
Other locations also expected to be hit include Port Macquarie, Taree, Newcastle and Gosford.
See full details below:
Severe Thunderstorm Warning for DAMAGING WINDS, LARGE HAILSTONES and HEAVY RAINFALL
For people in Mid North Coast, Hunter and parts of Northern Rivers and Northern Tablelands Forecast Districts.
Severe thunderstorms are likely to produce damaging winds, large hailstones and heavy rainfall that may lead to flash flooding in the warning area over the next several hours.
Locations which may be affected include Grafton, Coffs Harbour, Port Macquarie, Taree, Newcastle and Gosford.