A severe thunderstorm warning has been issued for parts of Melbourne today.

Damaging winds, which will average 50-70kmh are expected and could peak at 100km/h.

It is expected Frankston will feel the brunt of the storm when it hits.

The State Emergency Service advises that people should: 

* Move vehicles under cover or away from trees; 
* Secure or put away loose items around your house, yard and balcony; 
* Keep clear of fallen power lines;