Severe storm warning for ACT and NSW

Parts of NSW and the ACT have been issued a severe thunderstorm warning.

Severe thunderstorms bringing heavy rain, damaging winds and large hailstones are being forecast for parts of NSW and the ACT.

The State Emergency Service is advising people in Orange, Mudgee, Bathurst, Wellington and Canberra may be affected.

It says they should make sure to move cars away from trees, steer clear of floodwaters and unplug computers and appliances.