Havelock North Mobil petrol station is the latest target in a string of robberies in Hawke's Bay this year.
Hawke's Bay Today understands the petrol station was robbed at about midnight.
It's understood the station was closed while police investigated.
The incident was thought to be robbery number 42 for the year in Hawke's Bay.
Last week, Police Minister Stuart Nash said the rash of hold-ups reflected problems with society, particularly among youths.