A strong wind was reported in the Primorje region, Dalmatia and Lika, with HAK warning drivers not to forget their winter driving equipment.
The ZET public transportation service in Zagreb said traffic in the city on Sunday morning was slower than usual but without stoppages.
Snowfalls were also reported in neighbouring Bosnia and Herzegovina, Serbia and in Slovenia, where snow has fallen up to 40 cm high in the country's mountainous regions.